git.maemo.org Git - navit-package/blob - navit/gui/internal/gui_internal.c

   1 /**
   2  * Navit, a modular navigation system.
   3  * Copyright (C) 2005-2008 Navit Team
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * version 2 as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the
  16  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301, USA.
  18  */
  19
  20 //##############################################################################################################
  21 //#
  22 //# File: gui_internal.c
  23 //# Description: New "internal" GUI for use with any graphics library
  24 //# Comment: Trying to make a touchscreen friendly GUI
  25 //# Authors: Martin Schaller (04/2008), Stefan Klumpp (04/2008)
  26 //#
  27 //##############################################################################################################
  28
  29
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33 #include <math.h>
  34 #include <glib.h>
  35 #include <time.h>
  36 #ifdef HAVE_API_WIN32_BASE
  37 #include <windows.h>
  38 #endif
  39 #include "config.h"
  40 #include "item.h"
  41 #include "file.h"
  42 #include "navit.h"
  43 #include "navit_nls.h"
  44 #include "debug.h"
  45 #include "gui.h"
  46 #include "coord.h"
  47 #include "point.h"
  48 #include "plugin.h"
  49 #include "graphics.h"
  50 #include "transform.h"
  51 #include "color.h"
  52 #include "map.h"
  53 #include "layout.h"
  54 #include "callback.h"
  55 #include "vehicle.h"
  56 #include "vehicleprofile.h"
  57 #include "window.h"
  58 #include "config_.h"
  59 #include "keys.h"
  60 #include "mapset.h"
  61 #include "route.h"
  62 #include "search.h"
  63 #include "track.h"
  64 #include "country.h"
  65 #include "config.h"
  66 #include "event.h"
  67 #include "navit_nls.h"
  68 #include "navigation.h"
  69 #include "gui_internal.h"
  70 #include "command.h"
  71 #include "xmlconfig.h"
  72 #include "util.h"
  73
  74 struct menu_data {
  75         struct widget *search_list;
  76         struct widget *keyboard;
  77         struct widget *button_bar;
  78         struct widget *menu;
  79         int keyboard_mode;
  80         void (*redisplay)(struct gui_priv *priv, struct widget *widget, void *data);
  81         struct widget *redisplay_widget;
  82 };
  83
  84 //##############################################################################################################
  85 //# Description:
  86 //# Comment:
  87 //# Authors: Martin Schaller (04/2008)
  88 //##############################################################################################################
  89 struct widget {
  90         enum widget_type type;
  91         struct graphics_gc *background,*text_background;
  92         struct graphics_gc *foreground_frame;
  93         struct graphics_gc *foreground;
  94         char *text;
  95         struct graphics_image *img;
  96          /**
  97           * A function to be invoked on actions.
  98           * @li widget The widget that is receiving the button press.
  99           *
 100           */
 101         void (*func)(struct gui_priv *priv, struct widget *widget, void *data);
 102         int reason;
 103         int datai;
 104         void *data;
 105         /**
 106          * @brief A function to deallocate data
 107          */
 108         void (*data_free)(void *data);
 109
 110         /**
 111          * @brief a function that will be called as the widget is being destroyed.
 112          * This function can act as a destructor for the widget. It allows for
 113          * on deallocation actions to be specified on a per widget basis.
 114          * This function will call g_free on the widget (if required).
 115          */
 116         void (*free) (struct gui_priv *this_, struct widget * w);
 117         char *prefix;
 118         char *name;
 119         char *speech;
 120         char *command;
 121         struct pcoord c;
 122         struct item item;
 123         int selection_id;
 124         int state;
 125         struct point p;
 126         int wmin,hmin;
 127         int w,h;
 128         int textw,texth;
 129         int font_idx;
 130         int bl,br,bt,bb,spx,spy;
 131         int border;
 132         int packed;
 133         /**
 134          * The number of widgets to layout horizontally when doing
 135          * a orientation_horizontal_vertical layout
 136          */
 137         int cols;
 138         enum flags flags;
 139         void *instance;
 140         int (*set_attr)(void *, struct attr *);
 141         int (*get_attr)(void *, enum attr_type, struct attr *, struct attr_iter *);
 142         void (*remove_cb)(void *, struct callback *cb);
 143         struct callback *cb;
 144         struct attr on;
 145         struct attr off;
 146         int deflt;
 147         int is_on;
 148         int redraw;
 149         struct menu_data *menu_data;
 150         GList *children;
 151 };
 152
 153 /**
 154  * @brief A structure to store configuration values.
 155  *
 156  * This structure stores configuration values for how gui elements in the internal GUI
 157  * should be drawn.
 158  */
 159 struct gui_config_settings {
 160
 161   /**
 162    * The base size (in fractions of a point) to use for text.
 163    */
 164   int font_size;
 165   /**
 166    * The size (in pixels) that xs style icons should be scaled to.
 167    */
 168   int icon_xs;
 169   /**
 170    * The size (in pixels) that s style icons (small) should be scaled to
 171    */
 172   int icon_s;
 173   /**
 174    * The size (in pixels) that l style icons should be scaled to
 175    */
 176   int icon_l;
 177   /**
 178    * The default amount of spacing (in pixels) to place between GUI elements.
 179    */
 180   int spacing;
 181
 182 };
 183
 184 /**
 185  * Indexes into the config_profiles array.
 186  */
 187 const int LARGE_PROFILE=0;
 188 const int MEDIUM_PROFILE=1;
 189 const int SMALL_PROFILE=2;
 190
 191 /**
 192  * The default config profiles.
 193  *
 194  * [0] =>  LARGE_PROFILE (screens 640 in one dimension)
 195  * [1] =>  MEDIUM PROFILE (screens larger than 320 in one dimension
 196  * [2] => Small profile (default)
 197  */
 198 static struct gui_config_settings config_profiles[]={
 199       {545,32,48,96,10}
 200     , {300,32,48,64,3}
 201       ,{200,16,32,48,2}
 202 };
 203
 204 struct route_data {
 205   struct widget * route_table;
 206   int route_showing;
 207
 208 };
 209
 210 //##############################################################################################################
 211 //# Description:
 212 //# Comment:
 213 //# Authors: Martin Schaller (04/2008)
 214 //##############################################################################################################
 215 struct gui_priv {
 216         struct navit *nav;
 217         struct attr self;
 218         struct window *win;
 219         struct graphics *gra;
 220         struct graphics_gc *background;
 221         struct graphics_gc *background2;
 222         struct graphics_gc *highlight_background;
 223         struct graphics_gc *foreground;
 224         struct graphics_gc *text_foreground;
 225         struct graphics_gc *text_background;
 226         struct color background_color, background2_color, text_foreground_color, text_background_color;
 227         int spacing;
 228         int font_size;
 229         int fullscreen;
 230         struct graphics_font *fonts[3];
 231         int icon_xs, icon_s, icon_l;
 232         int pressed;
 233         struct widget *widgets;
 234         int widgets_count;
 235         int redraw;
 236         struct widget root;
 237         struct widget *highlighted;
 238         struct widget *highlighted_menu;
 239         int clickp_valid, vehicle_valid;
 240         struct pcoord clickp, vehiclep;
 241         struct attr *click_coord_geo, *position_coord_geo;
 242         struct search_list *sl;
 243         int ignore_button;
 244         int menu_on_map_click;
 245         int signal_on_map_click;
 246         char *country_iso2;
 247         int speech;
 248         int keyboard;
 249         /**
 250          * The setting information read from the configuration file.
 251          * values of -1 indicate no value was specified in the config file.
 252          */
 253         struct gui_config_settings config;
 254         struct event_idle *idle;
 255         struct callback *motion_cb,*button_cb,*resize_cb,*keypress_cb,*window_closed_cb,*idle_cb, *motion_timeout_callback;
 256         struct event_timeout *motion_timeout_event;
 257         struct point current;
 258
 259         struct callback * vehicle_cb;
 260           /**
 261            * Stores information about the route.
 262            */
 263         struct route_data route_data;
 264
 265         struct gui_internal_data data;
 266         struct callback_list *cbl;
 267         int flags;
 268         int cols;
 269         struct attr osd_configuration;
 270         int pitch;
 271         int flags_town,flags_street,flags_house_number;
 272 /* html */
 273         char *html_text;
 274         int html_depth;
 275         struct widget *html_container;
 276         int html_skip;
 277         char *html_anchor;
 278         int html_anchor_found;
 279         struct html {
 280                 int skip;
 281                 enum html_tag {
 282                         html_tag_none,
 283                         html_tag_a,
 284                         html_tag_h1,
 285                         html_tag_html,
 286                         html_tag_img,
 287                         html_tag_script,
 288                 } tag;
 289                 char *command;
 290                 char *name;
 291                 char *href;
 292                 struct widget *w;
 293         } html[10];
 294 };
 295
 296 struct html_tag_map {
 297         char *tag_name;
 298         enum html_tag tag;
 299 } html_tag_map[] = {
 300         {"a",html_tag_a},
 301         {"h1",html_tag_h1},
 302         {"html",html_tag_html},
 303         {"img",html_tag_img},
 304         {"script",html_tag_script},
 305 };
 306
 307
 308 /**
 309  * @brief A structure to store information about a table.
 310  *
 311  * The table_data widget stores pointers to extra information needed by the
 312  * table widget.
 313  *
 314  * The table_data structure needs to be freed with data_free along with the widget.
 315  *
 316  */
 317 struct table_data
 318 {
 319   /**
 320    * A GList pointer into a widget->children list that indicates the row
 321    * currently being rendered at the top of the table.
 322    */
 323   GList * top_row;
 324   /**
 325    * A Glist pointer into a widget->children list that indicates the row
 326    * currently being rendered at the bottom of the table.
 327    */
 328   GList * bottom_row;
 329
 330   /**
 331    * A list of table_row widgets that mark the
 332    * top rows for each page of the table.
 333    * This is needed for the 'previous page' function of the table.
 334    */
 335   GList * page_headers;
 336
 337   /**
 338    * A container box that is the child of the table widget that contains+groups
 339    * the next and previous button.
 340    */
 341   struct widget * button_box;
 342
 343   /**
 344    * A button widget to handle 'next page' requests
 345    */
 346   struct widget * next_button;
 347   /**
 348    * A button widget to handle 'previous page' requests.
 349    */
 350   struct widget * prev_button;
 351
 352
 353   /**
 354    * a pointer to the gui context.
 355    * This is needed by the free function to destory the buttons.
 356    */
 357   struct  gui_priv *  this;
 358 };
 359
 360 /**
 361  * A data structure that holds information about a column that makes up a table.
 362  *
 363  *
 364  */
 365 struct table_column_desc
 366 {
 367
 368   /**
 369    * The computed height of a cell in the table.
 370    */
 371   int height;
 372
 373   /**
 374    * The computed width of a cell in the table.
 375    */
 376   int width;
 377 };
 378
 379
 380 static void gui_internal_widget_render(struct gui_priv *this, struct widget *w);
 381 static void gui_internal_widget_pack(struct gui_priv *this, struct widget *w);
 382 static struct widget * gui_internal_box_new(struct gui_priv *this, enum flags flags);
 383 static void gui_internal_widget_append(struct widget *parent, struct widget *child);
 384 static void gui_internal_widget_destroy(struct gui_priv *this, struct widget *w);
 385 static void gui_internal_apply_config(struct gui_priv *this);
 386
 387 static struct widget* gui_internal_widget_table_new(struct gui_priv * this, enum flags flags, int buttons);
 388 static struct widget * gui_internal_widget_table_row_new(struct gui_priv * this, enum flags flags);
 389 static void gui_internal_table_render(struct gui_priv * this, struct widget * w);
 390 static void gui_internal_table_pack(struct gui_priv * this, struct widget * w);
 391 static void gui_internal_table_button_next(struct gui_priv * this, struct widget * wm, void *data);
 392 static void gui_internal_table_button_prev(struct gui_priv * this, struct widget * wm, void *data);
 393 static void gui_internal_widget_table_clear(struct gui_priv * this,struct widget * table);
 394 static struct widget * gui_internal_widget_table_row_new(struct gui_priv * this, enum flags flags);
 395 static void gui_internal_table_data_free(void * d);
 396 static void gui_internal_route_update(struct gui_priv * this, struct navit * navit,
 397                                       struct vehicle * v);
 398 static void gui_internal_route_screen_free(struct gui_priv * this_,struct widget * w);
 399 static void gui_internal_populate_route_table(struct gui_priv * this,
 400                                        struct navit * navit);
 401 static void gui_internal_search_idle_end(struct gui_priv *this);
 402 static void gui_internal_search(struct gui_priv *this, char *what, char *type, int flags);
 403 static void gui_internal_search_house_number(struct gui_priv *this, struct widget *widget, void *data);
 404 static void gui_internal_search_house_number_in_street(struct gui_priv *this, struct widget *widget, void *data);
 405 static void gui_internal_search_street(struct gui_priv *this, struct widget *widget, void *data);
 406 static void gui_internal_search_street_in_town(struct gui_priv *this, struct widget *widget, void *data);
 407 static void gui_internal_search_town(struct gui_priv *this, struct widget *wm, void *data);
 408 static void gui_internal_search_town_in_country(struct gui_priv *this, struct widget *wm);
 409 static void gui_internal_search_country(struct gui_priv *this, struct widget *widget, void *data);
 410 static void gui_internal_check_exit(struct gui_priv *this);
 411 static void gui_internal_cmd_view_in_browser(struct gui_priv *this, struct widget *wm, void *data);
 412
 413 static struct widget *gui_internal_keyboard_do(struct gui_priv *this, struct widget *wkbdb, int mode);
 414 static struct menu_data * gui_internal_menu_data(struct gui_priv *this);
 415
 416 static int gui_internal_is_active_vehicle(struct gui_priv *this, struct vehicle *vehicle);
 417 static void gui_internal_html_menu(struct gui_priv *this, const char *document, char *anchor);
 418
 419 /*
 420  * * Display image scaled to specific size
 421  * * searches for scaleable and pre-scaled image
 422  * * @param this Our gui context
 423  * * @param name image name
 424  * * @param w desired width of image
 425  * * @param h desired height of image
 426  * * @returns image_struct Ptr to scaled image struct or NULL if not scaled or found
 427  * */
 428 static struct graphics_image *
 429 image_new_scaled(struct gui_priv *this, const char *name, int w, int h)
 430 {
 431         struct graphics_image *ret=NULL;
 432         char *full_name=NULL;
 433         char *full_path=NULL;
 434         int i;
 435
 436         for (i = 1 ; i < 6 ; i++) {
 437                 full_name=NULL;
 438                 switch (i) {
 439                 case 3:
 440                         full_name=g_strdup_printf("%s.svg", name);
 441                         break;
 442                 case 2:
 443                         full_name=g_strdup_printf("%s.svgz", name);
 444                         break;
 445                 case 1:
 446                         if (w != -1 && h != -1) {
 447                                 full_name=g_strdup_printf("%s_%d_%d.png", name, w, h);
 448                         }
 449                         break;
 450                 case 4:
 451                         full_name=g_strdup_printf("%s.png", name);
 452                         break;
 453                 case 5:
 454                         full_name=g_strdup_printf("%s.xpm", name);
 455                         break;
 456                 }
 457                 dbg(1,"trying '%s'\n", full_name);
 458                 if (! full_name)
 459                         continue;
 460 #if 0
 461                 /* needs to be checked in the driver */
 462                 if (!file_exists(full_name)) {
 463                         g_free(full_name);
 464                         continue;
 465                 }
 466 #endif
 467                 full_path=graphics_icon_path(full_name);
 468                 ret=graphics_image_new_scaled(this->gra, full_path, w, h);
 469                 dbg(1,"ret=%p\n", ret);
 470                 g_free(full_path);
 471                 g_free(full_name);
 472                 if (ret)
 473                         return ret;
 474         }
 475         dbg(0,"failed to load %s with %d,%d\n", name, w, h);
 476         return NULL;
 477 }
 478
 479 #if 0
 480 static struct graphics_image *
 481 image_new_o(struct gui_priv *this, char *name)
 482 {
 483         return image_new_scaled(this, name, -1, -1);
 484 }
 485 #endif
 486
 487 static struct graphics_image *
 488 image_new_xs(struct gui_priv *this, const char *name)
 489 {
 490         return image_new_scaled(this, name, this->icon_xs, this->icon_xs);
 491 }
 492
 493
 494 static struct graphics_image *
 495 image_new_s(struct gui_priv *this, const char *name)
 496 {
 497         return image_new_scaled(this, name, this->icon_s, this->icon_s);
 498 }
 499
 500 static struct graphics_image *
 501 image_new_l(struct gui_priv *this, const char *name)
 502 {
 503         return image_new_scaled(this, name, this->icon_l, this->icon_l);
 504 }
 505
 506 static char *
 507 coordinates_geo(const struct coord_geo *gc, char sep)
 508 {
 509         char latc='N',lngc='E';
 510         int lat_deg,lat_min,lat_sec;
 511         int lng_deg,lng_min,lng_sec;
 512         struct coord_geo g=*gc;
 513
 514         if (g.lat < 0) {
 515                 g.lat=-g.lat;
 516                 latc='S';
 517         }
 518         if (g.lng < 0) {
 519                 g.lng=-g.lng;
 520                 lngc='W';
 521         }
 522         lat_deg=g.lat;
 523         lat_min=fmod(g.lat*60,60);
 524         lat_sec=fmod(g.lat*3600,60);
 525         lng_deg=g.lng;
 526         lng_min=fmod(g.lng*60,60);
 527         lng_sec=fmod(g.lng*3600,60);
 528         return g_strdup_printf("%d°%d'%d\" %c%c%d°%d'%d\" %c",lat_deg,lat_min,lat_sec,latc,sep,lng_deg,lng_min,lng_sec,lngc);
 529 }
 530
 531 static char *
 532 coordinates(struct pcoord *pc, char sep)
 533 {
 534         struct coord_geo g;
 535         struct coord c;
 536         c.x=pc->x;
 537         c.y=pc->y;
 538         transform_to_geo(pc->pro, &c, &g);
 539         return coordinates_geo(&g, sep);
 540
 541 }
 542
 543 static void
 544 gui_internal_background_render(struct gui_priv *this, struct widget *w)
 545 {
 546         struct point pnt=w->p;
 547         if (w->state & STATE_HIGHLIGHTED)
 548                 graphics_draw_rectangle(this->gra, this->highlight_background, &pnt, w->w, w->h);
 549         else {
 550                 if (w->background)
 551                         graphics_draw_rectangle(this->gra, w->background, &pnt, w->w, w->h);
 552         }
 553 }
 554
 555 static struct widget *
 556 gui_internal_label_font_new(struct gui_priv *this, char *text, int font)
 557 {
 558         struct point p[4];
 559         int w=0;
 560         int h=0;
 561
 562         struct widget *widget=g_new0(struct widget, 1);
 563         widget->type=widget_label;
 564         widget->font_idx=font;
 565         if (text) {
 566                 widget->text=g_strdup(text);
 567                 graphics_get_text_bbox(this->gra, this->fonts[font], text, 0x10000, 0x0, p, 0);
 568                 w=p[2].x-p[0].x;
 569                 h=p[0].y-p[2].y;
 570         }
 571         widget->h=h+this->spacing;
 572         widget->texth=h;
 573         widget->w=w+this->spacing;
 574         widget->textw=w;
 575         widget->flags=gravity_center;
 576         widget->foreground=this->text_foreground;
 577         widget->text_background=this->text_background;
 578
 579         return widget;
 580 }
 581
 582 static struct widget *
 583 gui_internal_label_new(struct gui_priv *this, char *text)
 584 {
 585         return gui_internal_label_font_new(this, text, 0);
 586 }
 587
 588 static struct widget *
 589 gui_internal_label_new_abbrev(struct gui_priv *this, char *text, int maxwidth)
 590 {
 591         struct widget *ret=NULL;
 592         char *tmp=g_malloc(strlen(text)+3);
 593         int i;
 594
 595         i=strlen(text)-1;
 596         while (i >= 0) {
 597                 strcpy(tmp, text);
 598                 strcpy(tmp+i,"..");
 599                 ret=gui_internal_label_new(this, tmp);
 600                 if (ret->w < maxwidth)
 601                         break;
 602                 gui_internal_widget_destroy(this, ret);
 603                 ret=NULL;
 604                 i--;
 605         }
 606         g_free(tmp);
 607         return ret;
 608 }
 609
 610 static struct widget *
 611 gui_internal_image_new(struct gui_priv *this, struct graphics_image *image)
 612 {
 613         struct widget *widget=g_new0(struct widget, 1);
 614         widget->type=widget_image;
 615         widget->img=image;
 616         if (image) {
 617                 widget->w=image->width;
 618                 widget->h=image->height;
 619         }
 620         return widget;
 621 }
 622
 623 static void
 624 gui_internal_image_render(struct gui_priv *this, struct widget *w)
 625 {
 626         struct point pnt;
 627
 628         gui_internal_background_render(this, w);
 629         if (w->img) {
 630                 pnt=w->p;
 631                 pnt.x+=w->w/2-w->img->hot.x;
 632                 pnt.y+=w->h/2-w->img->hot.y;
 633                 graphics_draw_image(this->gra, this->foreground, &pnt, w->img);
 634         }
 635 }
 636
 637 static void
 638 gui_internal_label_render(struct gui_priv *this, struct widget *w)
 639 {
 640         struct point pnt=w->p;
 641         gui_internal_background_render(this, w);
 642         if (w->text) {
 643                 if (w->flags & gravity_right) {
 644                         pnt.y+=w->h-this->spacing;
 645                         pnt.x+=w->w-w->textw-this->spacing;
 646                         graphics_draw_text(this->gra, w->foreground, w->text_background, this->fonts[w->font_idx], w->text, &pnt, 0x10000, 0x0);
 647                 } else {
 648                         pnt.y+=w->h-this->spacing;
 649                         graphics_draw_text(this->gra, w->foreground, w->text_background, this->fonts[w->font_idx], w->text, &pnt, 0x10000, 0x0);
 650                 }
 651         }
 652 }
 653
 654 /**
 655  * @brief A text box is a widget that renders a text string containing newlines.
 656  * The string will be broken up into label widgets at each newline with a vertical layout.
 657  *
 658  */
 659 static struct widget *
 660 gui_internal_text_font_new(struct gui_priv *this, char *text, int font, enum flags flags)
 661 {
 662         char *s=g_strdup(text),*s2,*tok;
 663         struct widget *ret=gui_internal_box_new(this, flags);
 664         s2=s;
 665         while ((tok=strtok(s2,"\n"))) {
 666                 gui_internal_widget_append(ret, gui_internal_label_font_new(this, tok, font));
 667                 s2=NULL;
 668         }
 669         gui_internal_widget_pack(this,ret);
 670         return ret;
 671 }
 672
 673 static struct widget *
 674 gui_internal_text_new(struct gui_priv *this, char *text, enum flags flags)
 675 {
 676         return gui_internal_text_font_new(this, text, 0, flags);
 677 }
 678
 679
 680 static struct widget *
 681 gui_internal_button_font_new_with_callback(struct gui_priv *this, char *text, int font, struct graphics_image *image, enum flags flags, void(*func)(struct gui_priv *priv, struct widget *widget, void *data), void *data)
 682 {
 683         struct widget *ret=NULL;
 684         ret=gui_internal_box_new(this, flags);
 685         if (ret) {
 686                 if (image)
 687                         gui_internal_widget_append(ret, gui_internal_image_new(this, image));
 688                 if (text)
 689                         gui_internal_widget_append(ret, gui_internal_text_font_new(this, text, font, gravity_center|orientation_vertical));
 690                 ret->func=func;
 691                 ret->data=data;
 692                 if (func) {
 693                         ret->state |= STATE_SENSITIVE;
 694                         ret->speech=g_strdup(text);
 695                 }
 696         }
 697         return ret;
 698
 699 }
 700
 701 static struct widget *
 702 gui_internal_button_new_with_callback(struct gui_priv *this, char *text, struct graphics_image *image, enum flags flags, void(*func)(struct gui_priv *priv, struct widget *widget, void *data), void *data)
 703 {
 704         return gui_internal_button_font_new_with_callback(this, text, 0, image, flags, func, data);
 705 }
 706
 707 static int
 708 gui_internal_button_attr_update(struct gui_priv *this, struct widget *w)
 709 {
 710         struct widget *wi;
 711         int is_on=0;
 712         struct attr curr;
 713         GList *l;
 714
 715         if (w->get_attr(w->instance, w->on.type, &curr, NULL))
 716                 is_on=curr.u.data == w->on.u.data;
 717         else
 718                 is_on=w->deflt;
 719         if (is_on != w->is_on) {
 720                 if (w->redraw)
 721                         this->redraw=1;
 722                 w->is_on=is_on;
 723                 l=g_list_first(w->children);
 724                 if (l) {
 725                         wi=l->data;
 726                         if (wi->img)
 727                                 graphics_image_free(this->gra, wi->img);
 728                         wi->img=image_new_xs(this, is_on ? "gui_active" : "gui_inactive");
 729                 }
 730                 if (w->is_on && w->off.type == attr_none)
 731                         w->state &= ~STATE_SENSITIVE;
 732                 else
 733                         w->state |= STATE_SENSITIVE;
 734                 return 1;
 735         }
 736         return 0;
 737 }
 738
 739 static void
 740 gui_internal_button_attr_callback(struct gui_priv *this, struct widget *w)
 741 {
 742         if (gui_internal_button_attr_update(this, w))
 743                 gui_internal_widget_render(this, w);
 744 }
 745 static void
 746 gui_internal_button_attr_pressed(struct gui_priv *this, struct widget *w, void *data)
 747 {
 748         if (w->is_on)
 749                 w->set_attr(w->instance, &w->off);
 750         else
 751                 w->set_attr(w->instance, &w->on);
 752         gui_internal_button_attr_update(this, w);
 753
 754 }
 755
 756 static struct widget *
 757 gui_internal_button_navit_attr_new(struct gui_priv *this, char *text, enum flags flags, struct attr *on, struct attr *off)
 758 {
 759         struct graphics_image *image=NULL;
 760         struct widget *ret;
 761         if (!on && !off)
 762                 return NULL;
 763         image=image_new_xs(this, "gui_inactive");
 764         ret=gui_internal_button_new_with_callback(this, text, image, flags, gui_internal_button_attr_pressed, NULL);
 765         if (on)
 766                 ret->on=*on;
 767         if (off)
 768                 ret->off=*off;
 769         ret->get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))navit_get_attr;
 770         ret->set_attr=(int (*)(void *, struct attr *))navit_set_attr;
 771         ret->remove_cb=(void (*)(void *, struct callback *))navit_remove_callback;
 772         ret->instance=this->nav;
 773         ret->cb=callback_new_attr_2(callback_cast(gui_internal_button_attr_callback), on?on->type:off->type, this, ret);
 774         navit_add_callback(this->nav, ret->cb);
 775         gui_internal_button_attr_update(this, ret);
 776         return ret;
 777 }
 778
 779 static struct widget *
 780 gui_internal_button_map_attr_new(struct gui_priv *this, char *text, enum flags flags, struct map *map, struct attr *on, struct attr *off, int deflt)
 781 {
 782         struct graphics_image *image=NULL;
 783         struct widget *ret;
 784         image=image_new_xs(this, "gui_inactive");
 785         if (!on && !off)
 786                 return NULL;
 787         ret=gui_internal_button_new_with_callback(this, text, image, flags, gui_internal_button_attr_pressed, NULL);
 788         if (on)
 789                 ret->on=*on;
 790         if (off)
 791                 ret->off=*off;
 792         ret->deflt=deflt;
 793         ret->get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))map_get_attr;
 794         ret->set_attr=(int (*)(void *, struct attr *))map_set_attr;
 795         ret->remove_cb=(void (*)(void *, struct callback *))map_remove_callback;
 796         ret->instance=map;
 797         ret->redraw=1;
 798         ret->cb=callback_new_attr_2(callback_cast(gui_internal_button_attr_callback), on?on->type:off->type, this, ret);
 799         map_add_callback(map, ret->cb);
 800         gui_internal_button_attr_update(this, ret);
 801         return ret;
 802 }
 803
 804 static struct widget *
 805 gui_internal_button_new(struct gui_priv *this, char *text, struct graphics_image *image, enum flags flags)
 806 {
 807         return gui_internal_button_new_with_callback(this, text, image, flags, NULL, NULL);
 808 }
 809
 810 #if 0
 811 //##############################################################################################################
 812 //# Description:
 813 //# Comment:
 814 //# Authors: Martin Schaller (04/2008)
 815 //##############################################################################################################
 816 static void gui_internal_clear(struct gui_priv *this)
 817 {
 818         struct graphics *gra=this->gra;
 819         struct point pnt;
 820         pnt.x=0;
 821         pnt.y=0;
 822         graphics_draw_rectangle(gra, this->background, &pnt, this->root.w, this->root.h);
 823 }
 824 #endif
 825
 826 static struct widget *
 827 gui_internal_find_widget(struct widget *wi, struct point *p, int flags)
 828 {
 829         struct widget *ret,*child;
 830         GList *l=wi->children;
 831
 832         if (p) {
 833                 if (wi->p.x > p->x )
 834                         return NULL;
 835                 if (wi->p.y > p->y )
 836                         return NULL;
 837                 if ( wi->p.x + wi->w < p->x)
 838                         return NULL;
 839                 if ( wi->p.y + wi->h < p->y)
 840                         return NULL;
 841         }
 842         if (wi->state & flags)
 843                 return wi;
 844         while (l) {
 845                 child=l->data;
 846                 ret=gui_internal_find_widget(child, p, flags);
 847                 if (ret) {
 848                         return ret;
 849                 }
 850                 l=g_list_next(l);
 851         }
 852         return NULL;
 853
 854 }
 855
 856 static void
 857 gui_internal_highlight_do(struct gui_priv *this, struct widget *found)
 858 {
 859         if (found == this->highlighted)
 860                 return;
 861
 862         graphics_draw_mode(this->gra, draw_mode_begin);
 863         if (this->highlighted) {
 864                 this->highlighted->state &= ~STATE_HIGHLIGHTED;
 865                 if (this->root.children && this->highlighted_menu == g_list_last(this->root.children)->data)
 866                         gui_internal_widget_render(this, this->highlighted);
 867                 this->highlighted=NULL;
 868                 this->highlighted_menu=NULL;
 869         }
 870         if (found) {
 871                 this->highlighted=found;
 872                 this->highlighted_menu=g_list_last(this->root.children)->data;
 873                 this->highlighted->state |= STATE_HIGHLIGHTED;
 874                 gui_internal_widget_render(this, this->highlighted);
 875                 dbg(1,"%d,%d %dx%d\n", found->p.x, found->p.y, found->w, found->h);
 876         }
 877         graphics_draw_mode(this->gra, draw_mode_end);
 878 }
 879 //##############################################################################################################
 880 //# Description:
 881 //# Comment:
 882 //# Authors: Martin Schaller (04/2008)
 883 //##############################################################################################################
 884 static void gui_internal_highlight(struct gui_priv *this)
 885 {
 886         struct widget *menu,*found=NULL;
 887         if (this->current.x > -1 && this->current.y > -1) {
 888                 menu=g_list_last(this->root.children)->data;
 889                 found=gui_internal_find_widget(menu, &this->current, STATE_SENSITIVE);
 890         }
 891         gui_internal_highlight_do(this, found);
 892         this->motion_timeout_event=NULL;
 893 }
 894
 895 static struct widget *
 896 gui_internal_box_new_with_label(struct gui_priv *this, enum flags flags, const char *label)
 897 {
 898         struct widget *widget=g_new0(struct widget, 1);
 899
 900         if (label)
 901                 widget->text=g_strdup(label);
 902         widget->type=widget_box;
 903         widget->flags=flags;
 904         return widget;
 905 }
 906
 907 static struct widget *
 908 gui_internal_box_new(struct gui_priv *this, enum flags flags)
 909 {
 910         return gui_internal_box_new_with_label(this, flags, NULL);
 911 }
 912
 913
 914 static void gui_internal_box_render(struct gui_priv *this, struct widget *w)
 915 {
 916         struct widget *wc;
 917         GList *l;
 918
 919         gui_internal_background_render(this, w);
 920 #if 0
 921         w->border=1;
 922         w->foreground=this->foreground;
 923 #endif
 924 #if 1
 925         if (w->foreground && w->border) {
 926         struct point pnt[5];
 927         pnt[0]=w->p;
 928         pnt[1].x=pnt[0].x+w->w;
 929         pnt[1].y=pnt[0].y;
 930         pnt[2].x=pnt[0].x+w->w;
 931         pnt[2].y=pnt[0].y+w->h;
 932         pnt[3].x=pnt[0].x;
 933         pnt[3].y=pnt[0].y+w->h;
 934         pnt[4]=pnt[0];
 935         graphics_gc_set_linewidth(w->foreground, w->border ? w->border : 1);
 936         graphics_draw_lines(this->gra, w->foreground, pnt, 5);
 937         graphics_gc_set_linewidth(w->foreground, 1);
 938         }
 939 #endif
 940
 941         l=w->children;
 942         while (l) {
 943                 wc=l->data;
 944                 gui_internal_widget_render(this, wc);
 945                 l=g_list_next(l);
 946         }
 947 }
 948
 949
 950 /**
 951  * @brief Compute the size and location for the widget.
 952  *
 953  *
 954  */
 955 static void gui_internal_box_pack(struct gui_priv *this, struct widget *w)
 956 {
 957         struct widget *wc;
 958         int x0,x=0,y=0,width=0,height=0,owidth=0,oheight=0,expand=0,expandd=1,count=0,rows=0,cols=w->cols ? w->cols : 0;
 959         GList *l;
 960         int orientation=w->flags & 0xffff0000;
 961
 962         if (!cols)
 963                 cols=this->cols;
 964         if (!cols) {
 965                  if ( this->root.w > this->root.h )
 966                          cols=3;
 967                  else
 968                          cols=2;
 969                  width=0;
 970                  height=0;
 971         }
 972
 973
 974         /**
 975          * count the number of children
 976          */
 977         l=w->children;
 978         while (l) {
 979                 count++;
 980                 l=g_list_next(l);
 981         }
 982         if (orientation == orientation_horizontal_vertical && count <= cols)
 983                 orientation=orientation_horizontal;
 984         switch (orientation) {
 985         case orientation_horizontal:
 986                 /**
 987                  * For horizontal orientation:
 988                  * pack each child and find the largest height and
 989                  * compute the total width. x spacing (spx) is considered
 990                  *
 991                  * If any children want to be expanded
 992                  * we keep track of this
 993                  */
 994                 l=w->children;
 995                 while (l) {
 996                         wc=l->data;
 997                         gui_internal_widget_pack(this, wc);
 998                         if (height < wc->h)
 999                                 height=wc->h;
1000                         width+=wc->w;
1001                         if (wc->flags & flags_expand)
1002                                 expand+=wc->w ? wc->w : 1;
1003                         l=g_list_next(l);
1004                         if (l)
1005                                 width+=w->spx;
1006                 }
1007                 owidth=width;
1008                 if (expand && w->w) {
1009                         expandd=w->w-width+expand;
1010                         owidth=w->w;
1011                 } else
1012                         expandd=expand=1;
1013                 break;
1014         case orientation_vertical:
1015                 /**
1016                  * For vertical layouts:
1017                  * We pack each child and compute the largest width and
1018                  * the total height.  y spacing (spy) is considered
1019                  *
1020                  * If the expand flag is set then teh expansion amount
1021                  * is computed.
1022                  */
1023                 l=w->children;
1024                 while (l) {
1025                         wc=l->data;
1026                         gui_internal_widget_pack(this, wc);
1027                         if (width < wc->w)
1028                                 width=wc->w;
1029                         height+=wc->h;
1030                         if (wc->flags & flags_expand)
1031                                 expand+=wc->h ? wc->h : 1;
1032                         l=g_list_next(l);
1033                         if (l)
1034                                 height+=w->spy;
1035                 }
1036                 oheight=height;
1037                 if (expand && w->h) {
1038                         expandd=w->h-height+expand;
1039                         oheight=w->h;
1040                 } else
1041                         expandd=expand=1;
1042                 break;
1043         case orientation_horizontal_vertical:
1044                 /**
1045                  * For horizontal_vertical orientation
1046                  * pack the children.
1047                  * Compute the largest height and largest width.
1048                  * Layout the widgets based on having the
1049                  * number of columns specified by (cols)
1050                  */
1051                 count=0;
1052                 l=w->children;
1053                 while (l) {
1054                         wc=l->data;
1055                         gui_internal_widget_pack(this, wc);
1056                         if (height < wc->h)
1057                                 height=wc->h;
1058                         if (width < wc->w)
1059                                 width=wc->w;
1060                         l=g_list_next(l);
1061                         count++;
1062                 }
1063                 if (count < cols)
1064                         cols=count;
1065                 rows=(count+cols-1)/cols;
1066                 width*=cols;
1067                 height*=rows;
1068                 width+=w->spx*(cols-1);
1069                 height+=w->spy*(rows-1);
1070                 owidth=width;
1071                 oheight=height;
1072                 expandd=expand=1;
1073                 break;
1074         default:
1075                 /**
1076                  * No orientation was specified.
1077                  * width and height are both 0.
1078                  * The width & height of this widget
1079                  * will be used.
1080                  */
1081                 if(!w->w && !w->h)
1082                         dbg(0,"Warning width and height of a widget are 0");
1083                 break;
1084         }
1085         if (! w->w && ! w->h) {
1086                 w->w=w->bl+w->br+width;
1087                 w->h=w->bt+w->bb+height;
1088                 w->packed=1;
1089         }
1090 #if 0
1091         if (expand < 100)
1092                 expand=100;
1093 #endif
1094
1095         /**
1096          * At this stage the width and height of this
1097          * widget has been computed.
1098          * We now make a second pass assigning heights,
1099          * widths and coordinates to each child widget.
1100          */
1101
1102         if (w->flags & gravity_left)
1103                 x=w->p.x+w->bl;
1104         if (w->flags & gravity_xcenter)
1105                 x=w->p.x+w->w/2-owidth/2;
1106         if (w->flags & gravity_right)
1107                 x=w->p.x+w->w-w->br-owidth;
1108         if (w->flags & gravity_top)
1109                 y=w->p.y+w->bt;
1110         if (w->flags & gravity_ycenter)
1111                 y=w->p.y+w->h/2-oheight/2;
1112         if (w->flags & gravity_bottom)
1113                 y=w->p.y+w->h-w->bb-oheight;
1114         l=w->children;
1115         switch (orientation) {
1116         case orientation_horizontal:
1117                 l=w->children;
1118                 while (l) {
1119                         wc=l->data;
1120                         wc->p.x=x;
1121                         if (wc->flags & flags_fill)
1122                                 wc->h=w->h;
1123                         if (wc->flags & flags_expand) {
1124                                 if (! wc->w)
1125                                         wc->w=1;
1126                                 wc->w=wc->w*expandd/expand;
1127                         }
1128                         if (w->flags & gravity_top)
1129                                 wc->p.y=y;
1130                         if (w->flags & gravity_ycenter)
1131                                 wc->p.y=y-wc->h/2;
1132                         if (w->flags & gravity_bottom)
1133                                 wc->p.y=y-wc->h;
1134                         x+=wc->w+w->spx;
1135                         l=g_list_next(l);
1136                 }
1137                 break;
1138         case orientation_vertical:
1139                 l=w->children;
1140                 while (l) {
1141                         wc=l->data;
1142                         wc->p.y=y;
1143                         if (wc->flags & flags_fill)
1144                                 wc->w=w->w;
1145                         if (wc->flags & flags_expand) {
1146                                 if (! wc->h)
1147                                         wc->h=1;
1148                                 wc->h=wc->h*expandd/expand;
1149                         }
1150                         if (w->flags & gravity_left)
1151                                 wc->p.x=x;
1152                         if (w->flags & gravity_xcenter)
1153                                 wc->p.x=x-wc->w/2;
1154                         if (w->flags & gravity_right)
1155                                 wc->p.x=x-wc->w;
1156                         y+=wc->h+w->spy;
1157                         l=g_list_next(l);
1158                 }
1159                 break;
1160         case orientation_horizontal_vertical:
1161                 l=w->children;
1162                 x0=x;
1163                 count=0;
1164                 width/=cols;
1165                 height/=rows;
1166                 while (l) {
1167                         wc=l->data;
1168                         wc->p.x=x;
1169                         wc->p.y=y;
1170                         if (wc->flags & flags_fill) {
1171                                 wc->w=width;
1172                                 wc->h=height;
1173                         }
1174                         if (w->flags & gravity_left)
1175                                 wc->p.x=x;
1176                         if (w->flags & gravity_xcenter)
1177                                 wc->p.x=x+(width-wc->w)/2;
1178                         if (w->flags & gravity_right)
1179                                 wc->p.x=x+width-wc->w;
1180                         if (w->flags & gravity_top)
1181                                 wc->p.y=y;
1182                         if (w->flags & gravity_ycenter)
1183                                 wc->p.y=y+(height-wc->h)/2;
1184                         if (w->flags & gravity_bottom)
1185                                 wc->p.y=y-height-wc->h;
1186                         x+=width;
1187                         if (++count == cols) {
1188                                 count=0;
1189                                 x=x0;
1190                                 y+=height;
1191                         }
1192                         l=g_list_next(l);
1193                 }
1194                 break;
1195         default:
1196                 break;
1197         }
1198         /**
1199          * Call pack again on each child,
1200          * the child has now had its size and coordinates
1201          * set so they can repack their children.
1202          */
1203         l=w->children;
1204         while (l) {
1205                 wc=l->data;
1206                 gui_internal_widget_pack(this, wc);
1207                 l=g_list_next(l);
1208         }
1209 }
1210
1211 static void
1212 gui_internal_widget_reset_pack(struct gui_priv *this, struct widget *w)
1213 {
1214         struct widget *wc;
1215         GList *l;
1216
1217         l=w->children;
1218         while (l) {
1219                 wc=l->data;
1220                 gui_internal_widget_reset_pack(this, wc);
1221                 l=g_list_next(l);
1222         }
1223         if (w->packed) {
1224                 w->w=0;
1225                 w->h=0;
1226         }
1227 }
1228
1229 static void
1230 gui_internal_widget_append(struct widget *parent, struct widget *child)
1231 {
1232         if (! child)
1233                 return;
1234         if (! child->background)
1235                 child->background=parent->background;
1236         parent->children=g_list_append(parent->children, child);
1237 }
1238
1239 static void gui_internal_widget_prepend(struct widget *parent, struct widget *child)
1240 {
1241         if (! child->background)
1242                 child->background=parent->background;
1243         parent->children=g_list_prepend(parent->children, child);
1244 }
1245
1246 static void gui_internal_widget_children_destroy(struct gui_priv *this, struct widget *w)
1247 {
1248         GList *l;
1249         struct widget *wc;
1250
1251         l=w->children;
1252         while (l) {
1253                 wc=l->data;
1254                 gui_internal_widget_destroy(this, wc);
1255                 l=g_list_next(l);
1256         }
1257         g_list_free(w->children);
1258         w->children=NULL;
1259 }
1260
1261 static void gui_internal_widget_destroy(struct gui_priv *this, struct widget *w)
1262 {
1263         gui_internal_widget_children_destroy(this, w);
1264         g_free(w->command);
1265         g_free(w->speech);
1266         g_free(w->text);
1267         if (w->img)
1268                 graphics_image_free(this->gra, w->img);
1269         if (w->prefix)
1270                 g_free(w->prefix);
1271         if (w->name)
1272                 g_free(w->name);
1273         if (w->data_free)
1274                 w->data_free(w->data);
1275         if (w->cb && w->remove_cb)
1276                 w->remove_cb(w->instance, w->cb);
1277         if(w->free)
1278                 w->free(this,w);
1279         else
1280                 g_free(w);
1281 }
1282
1283
1284 static void
1285 gui_internal_widget_render(struct gui_priv *this, struct widget *w)
1286 {
1287         if(w->p.x > this->root.w || w->p.y > this->root.h)
1288                 return;
1289
1290         switch (w->type) {
1291         case widget_box:
1292                 gui_internal_box_render(this, w);
1293                 break;
1294         case widget_label:
1295                 gui_internal_label_render(this, w);
1296                 break;
1297         case widget_image:
1298                 gui_internal_image_render(this, w);
1299                 break;
1300         case widget_table:
1301                 gui_internal_table_render(this,w);
1302                 break;
1303         default:
1304                 break;
1305         }
1306 }
1307
1308 static void
1309 gui_internal_widget_pack(struct gui_priv *this, struct widget *w)
1310 {
1311         switch (w->type) {
1312         case widget_box:
1313                 gui_internal_box_pack(this, w);
1314                 break;
1315         case widget_table:
1316           gui_internal_table_pack(this,w);
1317         default:
1318                 break;
1319         }
1320 }
1321
1322 //##############################################################################################################
1323 //# Description:
1324 //# Comment:
1325 //# Authors: Martin Schaller (04/2008)
1326 //##############################################################################################################
1327 static void gui_internal_call_highlighted(struct gui_priv *this)
1328 {
1329         if (! this->highlighted || ! this->highlighted->func)
1330                 return;
1331         this->highlighted->reason=1;
1332         this->highlighted->func(this, this->highlighted, this->highlighted->data);
1333 }
1334
1335 static void
1336 gui_internal_say(struct gui_priv *this, struct widget *w, int questionmark)
1337 {
1338         char *text=w->speech;
1339         if (! this->speech)
1340                 return;
1341         if (!text)
1342                 text=w->text;
1343         if (!text)
1344                 text=w->name;
1345         if (text) {
1346                 text=g_strdup_printf("%s%c", text, questionmark ? '?':'\0');
1347                 navit_say(this->nav, text);
1348                 g_free(text);
1349         }
1350 }
1351
1352 static void
1353 gui_internal_prune_menu(struct gui_priv *this, struct widget *w)
1354 {
1355         GList *l;
1356         struct widget *wr;
1357         gui_internal_search_idle_end(this);
1358         while ((l = g_list_last(this->root.children))) {
1359                 if (l->data == w) {
1360                         void (*redisplay)(struct gui_priv *priv, struct widget *widget, void *data);
1361                         gui_internal_say(this, w, 0);
1362                         redisplay=w->menu_data->redisplay;
1363                         wr=w->menu_data->redisplay_widget;
1364                         if (!w->menu_data->redisplay) {
1365                                 gui_internal_widget_render(this, w);
1366                                 return;
1367                         }
1368                         gui_internal_widget_destroy(this, l->data);
1369                         this->root.children=g_list_remove(this->root.children, l->data);
1370                         redisplay(this, wr, wr->data);
1371                         return;
1372                 }
1373                 gui_internal_widget_destroy(this, l->data);
1374                 this->root.children=g_list_remove(this->root.children, l->data);
1375         }
1376 }
1377
1378 static void
1379 gui_internal_prune_menu_count(struct gui_priv *this, int count, int render)
1380 {
1381         GList *l;
1382         gui_internal_search_idle_end(this);
1383         while ((l = g_list_last(this->root.children)) && count-- > 0) {
1384                 gui_internal_widget_destroy(this, l->data);
1385                 this->root.children=g_list_remove(this->root.children, l->data);
1386         }
1387         if (l && render) {
1388                 gui_internal_say(this, l->data, 0);
1389                 gui_internal_widget_render(this, l->data);
1390         }
1391 }
1392
1393 static void
1394 gui_internal_back(struct gui_priv *this, struct widget *w, void *data)
1395 {
1396         gui_internal_prune_menu_count(this, 1, 1);
1397 }
1398
1399 static void
1400 gui_internal_cmd_return(struct gui_priv *this, struct widget *wm, void *data)
1401 {
1402         gui_internal_prune_menu(this, wm->data);
1403 }
1404
1405 static void
1406 gui_internal_cmd2_back(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
1407 {
1408         graphics_draw_mode(this->gra, draw_mode_begin);
1409         gui_internal_back(this, NULL, NULL);
1410         graphics_draw_mode(this->gra, draw_mode_end);
1411         gui_internal_check_exit(this);
1412 }
1413
1414 static void
1415 gui_internal_cmd2_back_to_map(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
1416 {
1417         gui_internal_prune_menu(this, NULL);
1418 }
1419
1420 static void
1421 gui_internal_cmd_main_menu(struct gui_priv *this, struct widget *wm, void *data)
1422 {
1423         gui_internal_prune_menu(this, this->root.children->data);
1424 }
1425
1426 static struct widget *
1427 gui_internal_top_bar(struct gui_priv *this)
1428 {
1429         struct widget *w,*wm,*wh,*wc,*wcn;
1430         int dots_len, sep_len;
1431         GList *res=NULL,*l;
1432         int width,width_used=0,use_sep=0,incomplete=0;
1433         struct graphics_gc *foreground=(this->flags & 256 ? this->background : this->text_foreground);
1434 /* flags
1435         1:Don't expand bar to screen width
1436         2:Don't show Map Icon
1437         4:Don't show Home Icon
1438         8:Show only current menu
1439         16:Don't use menu titles as button
1440         32:Show navit version
1441         64:Show time
1442         128:Show help
1443         256:Use background for menu headline
1444         512:Set osd_configuration and zoom to route when setting position
1445         1024:Don't show back button
1446         2048:No highlighting of keyboard
1447 */
1448
1449         w=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|(this->flags & 1 ? 0:flags_fill));
1450         w->bl=this->spacing;
1451         w->spx=this->spacing;
1452         w->background=this->background2;
1453         if ((this->flags & 6) == 6) {
1454                 w->bl=10;
1455                 w->br=10;
1456                 w->bt=6;
1457                 w->bb=6;
1458         }
1459         width=this->root.w-w->bl;
1460         if (! (this->flags & 2)) {
1461                 wm=gui_internal_button_new_with_callback(this, NULL,
1462                         image_new_s(this, "gui_map"), gravity_center|orientation_vertical,
1463                         gui_internal_cmd_return, NULL);
1464                 wm->speech=g_strdup(_("Back to map"));
1465                 gui_internal_widget_pack(this, wm);
1466                 gui_internal_widget_append(w, wm);
1467                 width-=wm->w;
1468         }
1469         if (! (this->flags & 4)) {
1470                 wh=gui_internal_button_new_with_callback(this, NULL,
1471                         image_new_s(this, "gui_home"), gravity_center|orientation_vertical,
1472                         gui_internal_cmd_main_menu, NULL);
1473                 wh->speech=g_strdup(_("Main Menu"));
1474                 gui_internal_widget_pack(this, wh);
1475                 gui_internal_widget_append(w, wh);
1476                 width-=wh->w;
1477         }
1478         if (!(this->flags & 6))
1479                 width-=w->spx;
1480         l=g_list_last(this->root.children);
1481         wcn=gui_internal_label_new(this,".. »");
1482         wcn->foreground=foreground;
1483         dots_len=wcn->w;
1484         gui_internal_widget_destroy(this, wcn);
1485         wcn=gui_internal_label_new(this,"»");
1486         wcn->foreground=foreground;
1487         sep_len=wcn->w;
1488         gui_internal_widget_destroy(this, wcn);
1489         while (l) {
1490                 if (g_list_previous(l) || !g_list_next(l)) {
1491                         wc=l->data;
1492                         wcn=gui_internal_label_new(this, wc->text);
1493                         wcn->foreground=foreground;
1494                         if (g_list_next(l))
1495                                 use_sep=1;
1496                         else
1497                                 use_sep=0;
1498                         dbg(1,"%d (%s) + %d + %d + %d > %d\n", wcn->w, wc->text, width_used, w->spx, use_sep ? sep_len : 0, width);
1499                         if (wcn->w + width_used + w->spx + (use_sep ? sep_len : 0) + (g_list_previous(l) ? dots_len : 0) > width) {
1500                                 incomplete=1;
1501                                 gui_internal_widget_destroy(this, wcn);
1502                                 break;
1503                         }
1504                         if (use_sep) {
1505                                 struct widget *wct=gui_internal_label_new(this, "»");
1506                                 wct->foreground=foreground;
1507                                 res=g_list_prepend(res, wct);
1508                                 width_used+=sep_len+w->spx;
1509                         }
1510                         width_used+=wcn->w;
1511                         if (!(this->flags & 16)) {
1512                                 wcn->func=gui_internal_cmd_return;
1513                                 wcn->data=wc;
1514                                 wcn->state |= STATE_SENSITIVE;
1515                         }
1516                         res=g_list_prepend(res, wcn);
1517                         if (this->flags & 8)
1518                                 break;
1519                 }
1520                 l=g_list_previous(l);
1521         }
1522         if (incomplete) {
1523                 if (! res) {
1524                         wcn=gui_internal_label_new_abbrev(this, wc->text, width-width_used-w->spx-dots_len);
1525                         wcn->foreground=foreground;
1526                         wcn->func=gui_internal_cmd_return;
1527                         wcn->data=wc;
1528                         wcn->state |= STATE_SENSITIVE;
1529                         res=g_list_prepend(res, wcn);
1530                         l=g_list_previous(l);
1531                         wc=l->data;
1532                 }
1533                 wcn=gui_internal_label_new(this, ".. »");
1534                 wcn->foreground=foreground;
1535                 wcn->func=gui_internal_cmd_return;
1536                 wcn->data=wc;
1537                 wcn->state |= STATE_SENSITIVE;
1538                 res=g_list_prepend(res, wcn);
1539         }
1540         l=res;
1541         while (l) {
1542                 gui_internal_widget_append(w, l->data);
1543                 l=g_list_next(l);
1544         }
1545         if (this->flags & 32) {
1546                 extern char *version;
1547                 char *version_text=g_strdup_printf("Navit %s",version);
1548                 wcn=gui_internal_label_new(this, version_text);
1549                 g_free(version_text);
1550                 wcn->flags=gravity_right_center|flags_expand;
1551                 gui_internal_widget_append(w, wcn);
1552         }
1553 #if 0
1554         if (dots)
1555                 gui_internal_widget_destroy(this, dots);
1556 #endif
1557         return w;
1558 }
1559
1560 static struct widget *
1561 gui_internal_time_help(struct gui_priv *this)
1562 {
1563         struct widget *w,*wc,*wcn;
1564         char timestr[64];
1565         struct tm *tm;
1566         time_t timep;
1567
1568         w=gui_internal_box_new(this, gravity_right_center|orientation_horizontal|flags_fill);
1569         w->bl=this->spacing;
1570         w->spx=this->spacing;
1571         w->spx=10;
1572         w->bl=10;
1573         w->br=10;
1574         w->bt=6;
1575         w->bb=6;
1576         if (this->flags & 64) {
1577                 wc=gui_internal_box_new(this, gravity_right_top|orientation_vertical|flags_fill);
1578                 wc->bl=10;
1579                 wc->br=20;
1580                 wc->bt=6;
1581                 wc->bb=6;
1582                 timep=time(NULL);
1583                 tm=localtime(&timep);
1584                 strftime(timestr, 64, "%H:%M %d.%m.%Y", tm);
1585                 wcn=gui_internal_label_new(this, timestr);
1586                 gui_internal_widget_append(wc, wcn);
1587                 gui_internal_widget_append(w, wc);
1588         }
1589         if (this->flags & 128) {
1590                 wcn=gui_internal_button_new_with_callback(this, _("Help"), image_new_l(this, "gui_help"), gravity_center|orientation_vertical|flags_fill, NULL, NULL);
1591                 gui_internal_widget_append(w, wcn);
1592         }
1593         return w;
1594 }
1595
1596
1597 /**
1598  * Applys the configuration values to this based on the settings
1599  * specified in the configuration file (this->config) and
1600  * the most approriate default profile based on screen resolution.
1601  *
1602  * This function should be run after this->root is setup and could
1603  * be rerun after the window is resized.
1604  *
1605  * @authors Steve Singer <ssinger_pg@sympatico.ca> (09/2008)
1606  */
1607 static void gui_internal_apply_config(struct gui_priv *this)
1608 {
1609   struct gui_config_settings *  current_config=0;
1610
1611   dbg(1,"w=%d h=%d\n", this->root.w, this->root.h);
1612   /**
1613    * Select default values from profile based on the screen.
1614    */
1615   if((this->root.w > 320 || this->root.h > 320) && this->root.w > 240 && this->root.h > 240)
1616   {
1617     if((this->root.w > 640 || this->root.h > 640) && this->root.w > 480 && this->root.h > 480 )
1618     {
1619       current_config = &config_profiles[LARGE_PROFILE];
1620     }
1621     else
1622     {
1623       current_config = &config_profiles[MEDIUM_PROFILE];
1624     }
1625   }
1626   else
1627   {
1628     current_config = &config_profiles[SMALL_PROFILE];
1629   }
1630
1631   /**
1632    * Apply override values from config file
1633    */
1634   if(this->config.font_size == -1 )
1635   {
1636     this->font_size = current_config->font_size;
1637   }
1638   else
1639   {
1640     this->font_size = this->config.font_size;
1641   }
1642
1643   if(this->config.icon_xs == -1 )
1644   {
1645       this->icon_xs = current_config->icon_xs;
1646   }
1647   else
1648   {
1649     this->icon_xs = this->config.icon_xs;
1650   }
1651
1652   if(this->config.icon_s == -1 )
1653   {
1654     this->icon_s = current_config->icon_s;
1655   }
1656   else
1657   {
1658     this->icon_s = this->config.icon_s;
1659   }
1660   if(this->config.icon_l == -1 )
1661   {
1662     this->icon_l = current_config->icon_l;
1663   }
1664   else
1665   {
1666     this->icon_l = this->config.icon_l;
1667   }
1668   if(this->config.spacing == -1 )
1669   {
1670     this->spacing = current_config->spacing;
1671   }
1672   else
1673   {
1674     this->spacing = current_config->spacing;
1675   }
1676
1677 }
1678
1679 static struct widget *
1680 gui_internal_button_label(struct gui_priv *this, char *label, int mode)
1681 {
1682         struct widget *wl,*wlb;
1683         struct widget *wb=gui_internal_menu_data(this)->button_bar;
1684         wlb=gui_internal_box_new(this, gravity_right_center|orientation_vertical);
1685         wl=gui_internal_label_new(this, label);
1686         wlb->border=1;
1687         wlb->foreground=this->text_foreground;
1688         wlb->bl=20;
1689         wlb->br=20;
1690         wlb->bb=6;
1691         wlb->bt=6;
1692         gui_internal_widget_append(wlb, wl);
1693         if (mode == 1)
1694                 gui_internal_widget_prepend(wb, wlb);
1695         if (mode == -1)
1696                 gui_internal_widget_append(wb, wlb);
1697
1698         return wlb;
1699 }
1700
1701
1702 static struct widget *
1703 gui_internal_menu(struct gui_priv *this, const char *label)
1704 {
1705         struct widget *menu,*w,*w1,*topbox;
1706
1707         gui_internal_search_idle_end(this);
1708         topbox=gui_internal_box_new_with_label(this, 0, label);
1709         topbox->w=this->root.w;
1710         topbox->h=this->root.h;
1711         gui_internal_widget_append(&this->root, topbox);
1712         menu=gui_internal_box_new(this, gravity_left_center|orientation_vertical);
1713         menu->w=this->root.w;
1714         menu->h=this->root.h;
1715         menu->background=this->background;
1716         gui_internal_apply_config(this);
1717         if (!this->fonts[0]) {
1718                 this->fonts[0]=graphics_font_new(this->gra,this->font_size,1);
1719                 this->fonts[1]=graphics_font_new(this->gra,this->font_size*66/100,1);
1720                 this->fonts[2]=graphics_font_new(this->gra,this->font_size*50/100,1);
1721         }
1722         topbox->menu_data=g_new0(struct menu_data, 1);
1723         gui_internal_widget_append(topbox, menu);
1724         w=gui_internal_top_bar(this);
1725         gui_internal_widget_append(menu, w);
1726         w=gui_internal_box_new(this, gravity_center|orientation_horizontal_vertical|flags_expand|flags_fill);
1727         w->spx=4*this->spacing;
1728         w->w=menu->w;
1729         gui_internal_widget_append(menu, w);
1730         if (this->flags & 16 && (!this->flags & 1024)) {
1731                 struct widget *wlb,*wb,*wm=w;
1732                 wm->flags=gravity_center|orientation_vertical|flags_expand|flags_fill;
1733                 w=gui_internal_box_new(this, gravity_center|orientation_horizontal|flags_expand|flags_fill);
1734                 dbg(0,"topbox->menu_data=%p\n", topbox->menu_data);
1735                 gui_internal_widget_append(wm, w);
1736                 wb=gui_internal_box_new(this, gravity_right_center|orientation_horizontal|flags_fill);
1737                 wb->bl=6;
1738                 wb->br=6;
1739                 wb->bb=6;
1740                 wb->bt=6;
1741                 wb->spx=6;
1742                 topbox->menu_data->button_bar=wb;
1743                 gui_internal_widget_append(wm, wb);
1744                 wlb=gui_internal_button_label(this,_("Back"),1);
1745                 wlb->func=gui_internal_back;
1746                 wlb->state |= STATE_SENSITIVE;
1747         }
1748         if (this->flags & 192) {
1749                 menu=gui_internal_box_new(this, gravity_left_center|orientation_vertical);
1750                 menu->w=this->root.w;
1751                 menu->h=this->root.h;
1752                 w1=gui_internal_time_help(this);
1753                 gui_internal_widget_append(menu, w1);
1754                 w1=gui_internal_box_new(this, gravity_center|orientation_horizontal_vertical|flags_expand|flags_fill);
1755                 gui_internal_widget_append(menu, w1);
1756                 gui_internal_widget_append(topbox, menu);
1757                 menu->background=NULL;
1758         }
1759         gui_internal_widget_pack(this, topbox);
1760         gui_internal_widget_reset_pack(this, topbox);
1761         topbox->w=this->root.w;
1762         topbox->h=this->root.h;
1763         menu->w=this->root.w;
1764         menu->h=this->root.h;
1765         return w;
1766 }
1767
1768 static struct menu_data *
1769 gui_internal_menu_data(struct gui_priv *this)
1770 {
1771         GList *l;
1772         struct widget *menu;
1773
1774         l=g_list_last(this->root.children);
1775         menu=l->data;
1776         return menu->menu_data;
1777 }
1778
1779 static void
1780 gui_internal_menu_reset_pack(struct gui_priv *this)
1781 {
1782         GList *l;
1783         struct widget *top_box;
1784
1785         l=g_list_last(this->root.children);
1786         top_box=l->data;
1787         gui_internal_widget_reset_pack(this, top_box);
1788 }
1789
1790 static void
1791 gui_internal_menu_render(struct gui_priv *this)
1792 {
1793         GList *l;
1794         struct widget *menu;
1795
1796         l=g_list_last(this->root.children);
1797         menu=l->data;
1798         gui_internal_say(this, menu, 0);
1799         gui_internal_widget_pack(this, menu);
1800         gui_internal_widget_render(this, menu);
1801 }
1802
1803 static void
1804 gui_internal_cmd_set_destination(struct gui_priv *this, struct widget *wm, void *data)
1805 {
1806         char *name=data;
1807         dbg(0,"c=%d:0x%x,0x%x\n", wm->c.pro, wm->c.x, wm->c.y);
1808         navit_set_destination(this->nav, &wm->c, name, 1);
1809         if (this->flags & 512) {
1810                 struct attr follow;
1811                 follow.type=attr_follow;
1812                 follow.u.num=180;
1813                 navit_set_attr(this->nav, &this->osd_configuration);
1814                 navit_set_attr(this->nav, &follow);
1815                 navit_zoom_to_route(this->nav, 0);
1816         }
1817         gui_internal_prune_menu(this, NULL);
1818 }
1819
1820 static void
1821 gui_internal_cmd_set_position(struct gui_priv *this, struct widget *wm, void *data)
1822 {
1823         navit_set_position(this->nav, &wm->c);
1824         gui_internal_prune_menu(this, NULL);
1825 }
1826
1827 static void
1828 gui_internal_cmd_add_bookmark_do(struct gui_priv *this, struct widget *widget)
1829 {
1830         GList *l;
1831         dbg(0,"text='%s'\n", widget->text);
1832         if (widget->text && strlen(widget->text))
1833                 navit_add_bookmark(this->nav, &widget->c, widget->text);
1834         g_free(widget->text);
1835         widget->text=NULL;
1836         l=g_list_previous(g_list_last(this->root.children));
1837         gui_internal_prune_menu(this, l->data);
1838 }
1839
1840 static void
1841 gui_internal_cmd_add_bookmark_clicked(struct gui_priv *this, struct widget *widget, void *data)
1842 {
1843         gui_internal_cmd_add_bookmark_do(this, widget->data);
1844 }
1845
1846 static void
1847 gui_internal_cmd_add_bookmark_changed(struct gui_priv *this, struct widget *wm, void *data)
1848 {
1849         int len;
1850         dbg(1,"enter\n");
1851         if (wm->text) {
1852                 len=strlen(wm->text);
1853                 dbg(1,"len=%d\n", len);
1854                 if (len && (wm->text[len-1] == '\n' || wm->text[len-1] == '\r')) {
1855                         wm->text[len-1]='\0';
1856                         gui_internal_cmd_add_bookmark_do(this, wm);
1857                 }
1858         }
1859 }
1860
1861
1862 static struct widget * gui_internal_keyboard(struct gui_priv *this, int mode);
1863
1864 static void
1865 gui_internal_cmd_add_bookmark2(struct gui_priv *this, struct widget *wm, void *data)
1866 {
1867         struct widget *w,*wb,*wk,*wl,*we,*wnext;
1868         char *name=data;
1869         wb=gui_internal_menu(this,_("Add Bookmark"));
1870         w=gui_internal_box_new(this, gravity_left_top|orientation_vertical|flags_expand|flags_fill);
1871         gui_internal_widget_append(wb, w);
1872         we=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|flags_fill);
1873         gui_internal_widget_append(w, we);
1874         gui_internal_widget_append(we, wk=gui_internal_label_new(this, name));
1875         wk->state |= STATE_EDIT|STATE_CLEAR;
1876         wk->background=this->background;
1877         wk->flags |= flags_expand|flags_fill;
1878         wk->func = gui_internal_cmd_add_bookmark_changed;
1879         wk->c=wm->c;
1880         gui_internal_widget_append(we, wnext=gui_internal_image_new(this, image_new_xs(this, "gui_active")));
1881         wnext->state |= STATE_SENSITIVE;
1882         wnext->func = gui_internal_cmd_add_bookmark_clicked;
1883         wnext->data=wk;
1884         wl=gui_internal_box_new(this, gravity_left_top|orientation_vertical|flags_expand|flags_fill);
1885         gui_internal_widget_append(w, wl);
1886         if (this->keyboard)
1887                 gui_internal_widget_append(w, gui_internal_keyboard(this,2));
1888         gui_internal_menu_render(this);
1889 }
1890
1891
1892 static void
1893 get_direction(char *buffer, int angle, int mode)
1894 {
1895         angle=angle%360;
1896         switch (mode) {
1897         case 0:
1898                 sprintf(buffer,"%d",angle);
1899                 break;
1900         case 1:
1901                 if (angle < 69 || angle > 291)
1902                         *buffer++='N';
1903                 if (angle > 111 && angle < 249)
1904                         *buffer++='S';
1905                 if (angle > 22 && angle < 158)
1906                         *buffer++='E';
1907                 if (angle > 202 && angle < 338)
1908                         *buffer++='W';
1909                 *buffer++='\0';
1910                 break;
1911         case 2:
1912                 angle=(angle+15)/30;
1913                 if (! angle)
1914                         angle=12;
1915                 sprintf(buffer,"%d H", angle);
1916                 break;
1917         }
1918 }
1919
1920 struct selector {
1921         char *icon;
1922         char *name;
1923         enum item_type *types;
1924 } selectors[]={
1925         {"bank","Bank",(enum item_type []){type_poi_bank,type_poi_bank,type_none}},
1926         {"fuel","Fuel",(enum item_type []){type_poi_fuel,type_poi_fuel,type_none}},
1927         {"hotel","Hotel",(enum item_type []) {
1928                 type_poi_hotel,type_poi_camp_rv,
1929                 type_poi_camping,type_poi_camping,
1930                 type_poi_resort,type_poi_resort,
1931                 type_poi_motel,type_poi_hostel,
1932                 type_none}},
1933         {"restaurant","Restaurant",(enum item_type []) {
1934                 type_poi_bar,type_poi_picnic,
1935                 type_poi_burgerking,type_poi_fastfood,
1936                 type_poi_restaurant,type_poi_restaurant,
1937                 type_none}},
1938         {"shopping","Shopping",(enum item_type []) {
1939                 type_poi_mall,type_poi_mall,
1940                 type_poi_shop_grocery,type_poi_shop_grocery,
1941                 type_none}},
1942         {"hospital","Service",(enum item_type []) {
1943                 type_poi_marina,type_poi_marina,
1944                 type_poi_hospital,type_poi_hospital,
1945                 type_poi_public_utilities,type_poi_public_utilities,
1946                 type_poi_police,type_poi_autoservice,
1947                 type_poi_information,type_poi_information,
1948                 type_poi_personal_service,type_poi_repair_service,
1949                 type_poi_restroom,type_poi_restroom,
1950                 type_none}},
1951         {"parking","Parking",(enum item_type []){type_poi_car_parking,type_poi_car_parking,type_none}},
1952         {"peak","Land Features",(enum item_type []){
1953                 type_poi_land_feature,type_poi_rock,
1954                 type_poi_dam,type_poi_dam,
1955                 type_none}},
1956         {"unknown","Other",(enum item_type []){
1957                 type_point_unspecified,type_point_unkn-1,
1958                 type_point_unkn+1,type_poi_land_feature-1,
1959                 type_poi_rock+1,type_poi_fuel-1,
1960                 type_poi_marina+1,type_poi_car_parking-1,
1961                 type_poi_car_parking+1,type_poi_bar-1,
1962                 type_poi_bank+1,type_poi_dam-1,
1963                 type_poi_dam+1,type_poi_information-1,
1964                 type_poi_information+1,type_poi_mall-1,
1965                 type_poi_mall+1,type_poi_personal_service-1,
1966                 type_poi_restaurant+1,type_poi_restroom-1,
1967                 type_poi_restroom+1,type_poi_shop_grocery-1,
1968                 type_poi_shop_grocery+1,type_poi_motel-1,
1969                 type_poi_hostel+1,type_selected_point,
1970                 type_none}},
1971         {"unknown","Unknown",(enum item_type []){
1972                 type_point_unkn,type_point_unkn,
1973                 type_none}},
1974 };
1975
1976 static void gui_internal_cmd_pois(struct gui_priv *this, struct widget *wm, void *data);
1977
1978 static struct widget *
1979 gui_internal_cmd_pois_selector(struct gui_priv *this, struct pcoord *c)
1980 {
1981         struct widget *wl,*wb;
1982         int i;
1983         wl=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|flags_fill);
1984         for (i = 0 ; i < sizeof(selectors)/sizeof(struct selector) ; i++) {
1985         gui_internal_widget_append(wl, wb=gui_internal_button_new_with_callback(this, NULL,
1986                 image_new_xs(this, selectors[i].icon), gravity_left_center|orientation_vertical,
1987                 gui_internal_cmd_pois, &selectors[i]));
1988                 wb->c=*c;
1989                 wb->bt=10;
1990         }
1991         return wl;
1992 }
1993
1994 static struct widget *
1995 gui_internal_cmd_pois_item(struct gui_priv *this, struct coord *center, struct item *item, struct coord *c, int dist)
1996 {
1997         char distbuf[32];
1998         char dirbuf[32];
1999         char *type;
2000         struct attr attr;
2001         struct widget *wl,*wt;
2002         char *text;
2003
2004         wl=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|flags_fill);
2005
2006         sprintf(distbuf,"%d", dist/1000);
2007         get_direction(dirbuf, transform_get_angle_delta(center, c, 0), 1);
2008         type=item_to_name(item->type);
2009         if (item_attr_get(item, attr_label, &attr)) {
2010                 wl->name=g_strdup_printf("%s %s",type,attr.u.str);
2011         } else {
2012                 attr.u.str="";
2013                 wl->name=g_strdup(type);
2014         }
2015         text=g_strdup_printf("%s %s %s %s", distbuf, dirbuf, type, attr.u.str);
2016         wt=gui_internal_label_new(this, text);
2017         wt->datai=dist;
2018         gui_internal_widget_append(wl, wt);
2019         g_free(text);
2020
2021         return wl;
2022 }
2023
2024 static gint
2025 gui_internal_cmd_pois_sort_num(gconstpointer a, gconstpointer b, gpointer user_data)
2026 {
2027         const struct widget *wa=a;
2028         const struct widget *wb=b;
2029         struct widget *wac=wa->children->data;
2030         struct widget *wbc=wb->children->data;
2031 #if 0
2032         int ia,ib;
2033         ia=atoi(wac->text);
2034         ib=atoi(wbc->text);
2035
2036         return ia-ib;
2037 #else
2038         return wac->datai-wbc->datai;
2039 #endif
2040 }
2041
2042 static int
2043 gui_internal_cmd_pois_item_selected(struct selector *sel, enum item_type type)
2044 {
2045         enum item_type *types;
2046         if (type >= type_line)
2047                 return 0;
2048         if (! sel || !sel->types)
2049                 return 1;
2050         types=sel->types;
2051         while (*types != type_none) {
2052                 if (type >= types[0] && type <= types[1]) {
2053                         return 1;
2054                 }
2055                 types+=2;
2056         }
2057         return 0;
2058 }
2059
2060 static void gui_internal_cmd_position(struct gui_priv *this, struct widget *wm, void *data);
2061
2062 static void
2063 gui_internal_cmd_pois(struct gui_priv *this, struct widget *wm, void *data)
2064 {
2065         struct map_selection *sel,*selm;
2066         struct coord c,center;
2067         struct mapset_handle *h;
2068         struct map *m;
2069         struct map_rect *mr;
2070         struct item *item;
2071         int idist,dist=20000;
2072         struct widget *wi,*w,*w2,*wb;
2073         enum projection pro=wm->c.pro;
2074         struct selector *isel=wm->data;
2075
2076         wb=gui_internal_menu(this, isel ? isel->name : _("POIs"));
2077         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
2078         gui_internal_widget_append(wb, w);
2079         if (! isel)
2080                 gui_internal_widget_append(w, gui_internal_cmd_pois_selector(this,&wm->c));
2081         w2=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
2082         gui_internal_widget_append(w, w2);
2083
2084         sel=map_selection_rect_new(&wm->c, dist, 18);
2085         center.x=wm->c.x;
2086         center.y=wm->c.y;
2087         h=mapset_open(navit_get_mapset(this->nav));
2088         while ((m=mapset_next(h, 1))) {
2089                 selm=map_selection_dup_pro(sel, pro, map_projection(m));
2090                 mr=map_rect_new(m, selm);
2091                 dbg(2,"mr=%p\n", mr);
2092                 if (mr) {
2093                         while ((item=map_rect_get_item(mr))) {
2094                                 if (gui_internal_cmd_pois_item_selected(isel, item->type) &&
2095                                     item_coord_get_pro(item, &c, 1, pro) &&
2096                                     coord_rect_contains(&sel->u.c_rect, &c) &&
2097                                     (idist=transform_distance(pro, &center, &c)) < dist) {
2098                                         gui_internal_widget_append(w2, wi=gui_internal_cmd_pois_item(this, &center, item, &c, idist));
2099                                         wi->func=gui_internal_cmd_position;
2100                                         wi->data=(void *)2;
2101                                         wi->item=*item;
2102                                         wi->state |= STATE_SENSITIVE;
2103                                         wi->c.x=c.x;
2104                                         wi->c.y=c.y;
2105                                         wi->c.pro=pro;
2106                                 }
2107                         }
2108                         map_rect_destroy(mr);
2109                 }
2110                 map_selection_destroy(selm);
2111         }
2112         map_selection_destroy(sel);
2113         mapset_close(h);
2114         w2->children=g_list_sort_with_data(w2->children,  gui_internal_cmd_pois_sort_num, (void *)1);
2115         gui_internal_menu_render(this);
2116 }
2117
2118 static void
2119 gui_internal_cmd_view_on_map(struct gui_priv *this, struct widget *wm, void *data)
2120 {
2121         struct widget *w=wm->data;
2122         int highlight=(w->data == (void *)2 || w->data == (void *)3 || w->data == (void *)4);
2123         if (highlight) {
2124                 graphics_clear_selection(this->gra, NULL);
2125                 graphics_add_selection(this->gra, &w->item, NULL);
2126         }
2127         navit_set_center(this->nav, &w->c, 1);
2128         gui_internal_prune_menu(this, NULL);
2129 }
2130
2131
2132 static void
2133 gui_internal_cmd_view_attribute_details(struct gui_priv *this, struct widget *wm, void *data)
2134 {
2135         struct widget *w,*wb;
2136         struct map_rect *mr;
2137         struct item *item;
2138         struct attr attr;
2139         char *text,*url;
2140         int i;
2141
2142         text=g_strdup_printf("Attribute %s",wm->name);
2143         wb=gui_internal_menu(this, text);
2144         g_free(text);
2145         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
2146         gui_internal_widget_append(wb, w);
2147         mr=map_rect_new(wm->item.map, NULL);
2148         item = map_rect_get_item_byid(mr, wm->item.id_hi, wm->item.id_lo);
2149         for (i = 0 ; i < wm->datai ; i++) {
2150                 item_attr_get(item, attr_any, &attr);
2151         }
2152         if (item_attr_get(item, attr_any, &attr)) {
2153                 url=NULL;
2154                 switch (attr.type) {
2155                 case attr_osm_nodeid:
2156                         url=g_strdup_printf("http://www.openstreetmap.org/browse/node/%Ld\n",*attr.u.num64);
2157                         break;
2158                 case attr_osm_wayid:
2159                         url=g_strdup_printf("http://www.openstreetmap.org/browse/way/%Ld\n",*attr.u.num64);
2160                         break;
2161                 case attr_osm_relationid:
2162                         url=g_strdup_printf("http://www.openstreetmap.org/browse/relation/%Ld\n",*attr.u.num64);
2163                         break;
2164                 default:
2165                         break;
2166                 }
2167                 if (url) {
2168                         gui_internal_widget_append(w,
2169                                         wb=gui_internal_button_new_with_callback(this, _("View in Browser"),
2170                                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2171                                                 gui_internal_cmd_view_in_browser, NULL));
2172                         wb->name=url;
2173                 }
2174         }
2175         map_rect_destroy(mr);
2176         gui_internal_menu_render(this);
2177 }
2178
2179 static void
2180 gui_internal_cmd_view_attributes(struct gui_priv *this, struct widget *wm, void *data)
2181 {
2182         struct widget *w,*wb;
2183         struct map_rect *mr;
2184         struct item *item;
2185         struct attr attr;
2186         char *text;
2187         int count=0;
2188
2189         dbg(0,"item=%p 0x%x 0x%x\n", wm->item.map,wm->item.id_hi, wm->item.id_lo);
2190         wb=gui_internal_menu(this, "Attributes");
2191         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
2192         gui_internal_widget_append(wb, w);
2193         mr=map_rect_new(wm->item.map, NULL);
2194         item = map_rect_get_item_byid(mr, wm->item.id_hi, wm->item.id_lo);
2195         dbg(0,"item=%p\n", item);
2196         if (item) {
2197                 while(item_attr_get(item, attr_any, &attr)) {
2198                         text=g_strdup_printf("%s:%s", attr_to_name(attr.type), attr_to_text(&attr, wm->item.map, 1));
2199                         gui_internal_widget_append(w,
2200                         wb=gui_internal_button_new_with_callback(this, text,
2201                                 NULL, gravity_left_center|orientation_horizontal|flags_fill,
2202                                 gui_internal_cmd_view_attribute_details, NULL));
2203                         wb->name=g_strdup(text);
2204                         wb->item=wm->item;
2205                         wb->datai=count++;
2206                         g_free(text);
2207                 }
2208         }
2209         map_rect_destroy(mr);
2210         gui_internal_menu_render(this);
2211 }
2212
2213 static void
2214 gui_internal_cmd_view_in_browser(struct gui_priv *this, struct widget *wm, void *data)
2215 {
2216         struct map_rect *mr;
2217         struct item *item;
2218         struct attr attr;
2219         char *cmd=NULL;
2220
2221         if (!wm->name) {
2222                 dbg(0,"item=%p 0x%x 0x%x\n", wm->item.map,wm->item.id_hi, wm->item.id_lo);
2223                 mr=map_rect_new(wm->item.map, NULL);
2224                 item = map_rect_get_item_byid(mr, wm->item.id_hi, wm->item.id_lo);
2225                 dbg(0,"item=%p\n", item);
2226                 if (item) {
2227                         while(item_attr_get(item, attr_url_local, &attr)) {
2228                                 if (! cmd)
2229                                         cmd=g_strdup_printf("navit-browser.sh '%s' &",attr.u.str);
2230                         }
2231                 }
2232                 map_rect_destroy(mr);
2233         } else {
2234                 cmd=g_strdup_printf("navit-browser.sh '%s' &",wm->name);
2235         }
2236         if (cmd) {
2237 #ifdef HAVE_SYSTEM
2238                 system(cmd);
2239 #else
2240                 dbg(0,"calling external cmd '%s' is not supported\n",cmd);
2241 #endif
2242                 g_free(cmd);
2243         }
2244 }
2245
2246 static void
2247 gui_internal_cmd_position_do(struct gui_priv *this, struct pcoord *pc_in, struct coord_geo *g_in, struct widget *wm, char *name, int flags)
2248 {
2249         struct widget *wb,*w,*wc,*wbc;
2250         struct coord_geo g;
2251         struct pcoord pc;
2252         struct coord c;
2253         char *coord;
2254
2255         if (pc_in) {
2256                 pc=*pc_in;
2257                 c.x=pc.x;
2258                 c.y=pc.y;
2259                 dbg(0,"x=0x%x y=0x%x\n", c.x, c.y);
2260                 transform_to_geo(pc.pro, &c, &g);
2261         } else if (g_in) {
2262                 struct attr attr;
2263                 if (!navit_get_attr(this->nav, attr_projection, &attr, NULL))
2264                         return;
2265                 g=*g_in;
2266                 pc.pro=attr.u.projection;
2267                 transform_from_geo(pc.pro, &g, &c);
2268                 pc.x=c.x;
2269                 pc.y=c.y;
2270         } else
2271                 return;
2272
2273         wb=gui_internal_menu(this, name);
2274         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
2275         gui_internal_widget_append(wb, w);
2276         coord=coordinates(&pc, ' ');
2277         gui_internal_widget_append(w, gui_internal_label_new(this, coord));
2278         g_free(coord);
2279         if ((flags & 1) && wm) {
2280                 gui_internal_widget_append(w,
2281                         wc=gui_internal_button_new_with_callback(this, _("Streets"),
2282                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2283                                 gui_internal_search_street_in_town, wm));
2284                 wc->item=wm->item;
2285                 wc->selection_id=wm->selection_id;
2286         }
2287         if ((flags & 2) && wm) {
2288                 gui_internal_widget_append(w,
2289                         wc=gui_internal_button_new_with_callback(this, _("House numbers"),
2290                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2291                                 gui_internal_search_house_number_in_street, wm));
2292                 wc->item=wm->item;
2293                 wc->selection_id=wm->selection_id;
2294         }
2295         if ((flags & 4) && wm) {
2296                 struct map_rect *mr;
2297                 struct item *item;
2298                 struct attr attr;
2299                 mr=map_rect_new(wm->item.map, NULL);
2300                 item = map_rect_get_item_byid(mr, wm->item.id_hi, wm->item.id_lo);
2301                 if (item) {
2302                         if (item_attr_get(item, attr_description, &attr))
2303                                 gui_internal_widget_append(w, gui_internal_label_new(this, attr.u.str));
2304                         if (item_attr_get(item, attr_url_local, &attr)) {
2305                                 gui_internal_widget_append(w,
2306                                         wb=gui_internal_button_new_with_callback(this, _("View in Browser"),
2307                                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2308                                                 gui_internal_cmd_view_in_browser, NULL));
2309                                 wb->item=wm->item;
2310                         }
2311                         gui_internal_widget_append(w,
2312                                 wb=gui_internal_button_new_with_callback(this, _("View Attributes"),
2313                                         image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2314                                         gui_internal_cmd_view_attributes, NULL));
2315                         wb->item=wm->item;
2316                 }
2317                 map_rect_destroy(mr);
2318         }
2319         if (flags & 8) {
2320                 gui_internal_widget_append(w,
2321                         wbc=gui_internal_button_new_with_callback(this, _("Set as destination"),
2322                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2323                                 gui_internal_cmd_set_destination, g_strdup(name)));
2324                 wbc->data_free=g_free;
2325                 wbc->c=pc;
2326         }
2327         if (flags & 16) {
2328                 gui_internal_widget_append(w,
2329                         wbc=gui_internal_button_new_with_callback(this, _("Set as position"),
2330                         image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2331                         gui_internal_cmd_set_position, wm));
2332                 wbc->c=pc;
2333         }
2334         if (flags & 32) {
2335                 gui_internal_widget_append(w,
2336                         wbc=gui_internal_button_new_with_callback(this, _("Add as bookmark"),
2337                         image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2338                         gui_internal_cmd_add_bookmark2, g_strdup(name)));
2339                 wbc->data_free=g_free;
2340                 wbc->c=pc;
2341         }
2342         if (flags & 64) {
2343                 gui_internal_widget_append(w,
2344                         wbc=gui_internal_button_new_with_callback(this, _("POIs"),
2345                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2346                                 gui_internal_cmd_pois, NULL));
2347                 wbc->c=pc;
2348         }
2349 #if 0
2350         gui_internal_widget_append(w,
2351                 gui_internal_button_new(this, "Add to tour",
2352                         image_new_o(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill));
2353 #endif
2354         if (flags & 128) {
2355                 gui_internal_widget_append(w,
2356                         gui_internal_button_new_with_callback(this, _("View on map"),
2357                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2358                                 gui_internal_cmd_view_on_map, wm));
2359         }
2360         if (flags & 256) {
2361                 int dist=10;
2362                 struct mapset *ms;
2363                 struct mapset_handle *h;
2364                 struct map_rect *mr;
2365                 struct map *m;
2366                 struct item *item;
2367                 struct street_data *data;
2368                 struct map_selection sel;
2369                 struct transformation *trans;
2370                 enum projection pro;
2371                 struct attr attr;
2372                 char *label,*text;
2373
2374                 trans=navit_get_trans(this->nav);
2375                 pro=transform_get_projection(trans);
2376                 transform_from_geo(pro, &g, &c);
2377                 ms=navit_get_mapset(this->nav);
2378                 sel.next=NULL;
2379                 sel.u.c_rect.lu.x=c.x-dist;
2380                 sel.u.c_rect.lu.y=c.y+dist;
2381                 sel.u.c_rect.rl.x=c.x+dist;
2382                 sel.u.c_rect.rl.y=c.y-dist;
2383                 sel.order=18;
2384                 sel.range=item_range_all;
2385                 h=mapset_open(ms);
2386                 while ((m=mapset_next(h,1))) {
2387                         mr=map_rect_new(m, &sel);
2388                         if (! mr)
2389                                 continue;
2390                         while ((item=map_rect_get_item(mr))) {
2391                                 data=street_get_data(item);
2392                                 if (transform_within_dist_item(&c, item->type, data->c, data->count, dist)) {
2393                                         if (item_attr_get(item, attr_label, &attr)) {
2394                                                 label=map_convert_string(m, attr.u.str);
2395                                                 text=g_strdup_printf("%s %s", item_to_name(item->type), label);
2396                                                 map_convert_free(label);
2397                                         } else
2398                                                 text=g_strdup_printf("%s", item_to_name(item->type));
2399                                         gui_internal_widget_append(w,
2400                                                 wc=gui_internal_button_new_with_callback(this, text,
2401                                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
2402                                                 gui_internal_cmd_position, (void *)2));
2403                                         wc->c.x=data->c[0].x;
2404                                         wc->c.y=data->c[0].y;
2405                                         wc->c.pro=pro;
2406                                         wc->name=g_strdup(text);
2407                                         wc->item=*item;
2408                                         g_free(text);
2409                                 }
2410                                 street_data_free(data);
2411                         }
2412                         map_rect_destroy(mr);
2413                 }
2414                 mapset_close(h);
2415         }
2416         gui_internal_menu_render(this);
2417 }
2418
2419
2420 /* wm->data: 0 Nothing special
2421              1 Map Point
2422              2 Item
2423              3 Town
2424              4 County
2425              5 Street
2426              6 House number
2427 */
2428
2429 static void
2430 gui_internal_cmd_position(struct gui_priv *this, struct widget *wm, void *data)
2431 {
2432         int flags;
2433         switch ((int) wm->data) {
2434         case 0:
2435                 flags=8|16|32|64|128|256;
2436                 break;
2437         case 1:
2438                 flags=8|16|32|64|256;
2439                 break;
2440         case 2:
2441                 flags=4|8|16|32|64;
2442                 break;
2443         case 3:
2444                 flags=1|8|16|32|64|128;
2445                 flags &= this->flags_town;
2446                 break;
2447         case 4:
2448                 gui_internal_search_town_in_country(this, wm);
2449                 return;
2450         case 5:
2451                 flags=2|8|16|32|64|128;
2452                 flags &= this->flags_street;
2453                 break;
2454         case 6:
2455                 flags=8|16|32|64|128;
2456                 flags &= this->flags_house_number;
2457                 break;
2458         default:
2459                 return;
2460         }
2461         switch (flags) {
2462         case 2:
2463                 gui_internal_search_house_number_in_street(this, wm, NULL);
2464                 return;
2465         case 8:
2466                 gui_internal_cmd_set_destination(this, wm, NULL);
2467                 return;
2468         }
2469         gui_internal_cmd_position_do(this, &wm->c, NULL, wm, wm->name ? wm->name : wm->text, flags);
2470 }
2471
2472 static void
2473 gui_internal_cmd2_position(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
2474 {
2475         char *name=_("Position");
2476         int flags=-1;
2477
2478         dbg(1,"enter\n");
2479         if (!in || !in[0])
2480                 return;
2481         if (!ATTR_IS_COORD_GEO(in[0]->type))
2482                 return;
2483         if (in[1] && ATTR_IS_STRING(in[1]->type)) {
2484                 name=in[1]->u.str;
2485                 if (in[2] && ATTR_IS_INT(in[2]->type))
2486                         flags=in[2]->u.num;
2487         }
2488         dbg(1,"flags=0x%x\n",flags);
2489         gui_internal_cmd_position_do(this, NULL, in[0]->u.coord_geo, NULL, name, flags);
2490 }
2491
2492 static void
2493 gui_internal_cmd_bookmarks(struct gui_priv *this, struct widget *wm, void *data)
2494 {
2495         struct attr attr,mattr;
2496         struct map_rect *mr=NULL;
2497         struct item *item;
2498         char *label_full,*l,*prefix="",*pos;
2499         int len,plen,hassub,found=0;
2500         struct widget *wb,*w,*wbm;
2501         GHashTable *hash;
2502         struct coord c;
2503         char *text=_("Bookmarks");
2504         if (wm && wm->text)
2505                 text=wm->text;
2506
2507         wb=gui_internal_menu(this, text);
2508         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
2509         w->spy=this->spacing*3;
2510         gui_internal_widget_append(wb, w);
2511
2512         if (data)
2513                 prefix=data;
2514         else {
2515                 if (wm && wm->prefix)
2516                         prefix=wm->prefix;
2517         }
2518         plen=strlen(prefix);
2519
2520         if(navit_get_attr(this->nav, attr_bookmark_map, &mattr, NULL) && mattr.u.map && (mr=map_rect_new(mattr.u.map, NULL))) {
2521                 hash=g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
2522                 while ((item=map_rect_get_item(mr))) {
2523                         if (item->type != type_bookmark) continue;
2524                         if (!item_attr_get(item, attr_label, &attr)) continue;
2525                         label_full=attr.u.str;
2526                         if (!strncmp(label_full, prefix, plen)) {
2527                                 pos=strchr(label_full+plen, '/');
2528                                 if (pos) {
2529                                         hassub=1;
2530                                         len=pos-label_full;
2531                                 } else {
2532                                         hassub=0;
2533                                         len=strlen(label_full);
2534                                 }
2535                                 l=g_malloc(len-plen+1);
2536                                 strncpy(l, label_full+plen, len-plen);
2537                                 l[len-plen]='\0';
2538                                 if (!g_hash_table_lookup(hash, l)) {
2539                                         wbm=gui_internal_button_new_with_callback(this, l,
2540                                                 image_new_xs(this, hassub ? "gui_inactive" : "gui_active" ), gravity_left_center|orientation_horizontal|flags_fill,
2541                                                         hassub ? gui_internal_cmd_bookmarks : gui_internal_cmd_position, NULL);
2542                                         if (item_coord_get(item, &c, 1)) {
2543                                                 wbm->c.x=c.x;
2544                                                 wbm->c.y=c.y;
2545                                                 wbm->c.pro=map_projection(mattr.u.map);
2546                                                 wbm->name=g_strdup_printf(_("Bookmark %s"),label_full);
2547                                                 wbm->text=g_strdup(l);
2548                                                 gui_internal_widget_append(w, wbm);
2549                                                 g_hash_table_insert(hash, g_strdup(l), (void *)1);
2550                                                 wbm->prefix=g_malloc(len+2);
2551                                                 strncpy(wbm->prefix, label_full, len+1);
2552                                                 wbm->prefix[len+1]='\0';
2553                                                 if (!l[0]) {
2554                                                         gui_internal_cmd_set_destination(this, wbm, wbm->name);
2555                                                         found=1;
2556                                                         break;
2557                                                 }
2558                                         } else {
2559                                                 gui_internal_widget_destroy(this, wbm);
2560                                         }
2561                                 }
2562                                 g_free(l);
2563                         }
2564
2565                 }
2566                 g_hash_table_destroy(hash);
2567         }
2568         if (found)
2569                 gui_internal_check_exit(this);
2570         else
2571                 gui_internal_menu_render(this);
2572 }
2573
2574 static void
2575 gui_internal_cmd2_bookmarks(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
2576 {
2577         char *str=NULL;
2578         if (in && in[0] && ATTR_IS_STRING(in[0]->type)) {
2579                 str=in[0]->u.str;
2580         }
2581         gui_internal_cmd_bookmarks(this, NULL, str);
2582 }
2583
2584 static void gui_internal_keypress_do(struct gui_priv *this, char *key)
2585 {
2586         struct widget *wi,*menu;
2587         int len=0;
2588         char *text=NULL;
2589
2590         menu=g_list_last(this->root.children)->data;
2591         wi=gui_internal_find_widget(menu, NULL, STATE_EDIT);
2592         if (wi) {
2593                 if (*key == NAVIT_KEY_BACKSPACE) {
2594                         dbg(0,"backspace\n");
2595                         if (wi->text && wi->text[0]) {
2596                                 len=g_utf8_prev_char(wi->text+strlen(wi->text))-wi->text;
2597                                 wi->text[len]=' ';
2598                                 text=g_strdup_printf("%s ", wi->text);
2599                         }
2600                 } else {
2601                         if (wi->state & STATE_CLEAR) {
2602                                 dbg(0,"wi->state=0x%x\n", wi->state);
2603                                 g_free(wi->text);
2604                                 wi->text=NULL;
2605                                 wi->state &= ~STATE_CLEAR;
2606                                 dbg(0,"wi->state=0x%x\n", wi->state);
2607                         }
2608                         text=g_strdup_printf("%s%s", wi->text ? wi->text : "", key);
2609                 }
2610                 g_free(wi->text);
2611                 wi->text=text;
2612                 if (*key == NAVIT_KEY_BACKSPACE && wi->text) {
2613                         gui_internal_widget_render(this, wi);
2614                         wi->text[len]='\0';
2615                 }
2616                 if (wi->func) {
2617                         wi->reason=2;
2618                         wi->func(this, wi, wi->data);
2619                 }
2620                 gui_internal_widget_render(this, wi);
2621         }
2622 }
2623
2624
2625 static void
2626 gui_internal_cmd_keypress(struct gui_priv *this, struct widget *wm, void *data)
2627 {
2628         struct menu_data *md=gui_internal_menu_data(this);
2629         gui_internal_keypress_do(this, (char *) wm->data);
2630         if (md->keyboard_mode == 2)
2631                 gui_internal_keyboard_do(this, md->keyboard, 10);
2632         if (md->keyboard_mode == 26)
2633                 gui_internal_keyboard_do(this, md->keyboard, 34);
2634 }
2635
2636 static void
2637 gui_internal_search_idle_end(struct gui_priv *this)
2638 {
2639         if (this->idle) {
2640                 event_remove_idle(this->idle);
2641                 this->idle=NULL;
2642         }
2643         if (this->idle_cb) {
2644                 callback_destroy(this->idle_cb);
2645                 this->idle_cb=NULL;
2646         }
2647 }
2648
2649 static char *
2650 postal_str(struct search_list_result *res, int level)
2651 {
2652         char *ret=NULL;
2653         if (res->town->common.postal)
2654                 ret=res->town->common.postal;
2655         if (res->town->common.postal_mask)
2656                 ret=res->town->common.postal_mask;
2657         if (level == 1)
2658                 return ret;
2659         if (res->street->common.postal)
2660                 ret=res->street->common.postal;
2661         if (res->street->common.postal_mask)
2662                 ret=res->street->common.postal_mask;
2663         if (level == 2)
2664                 return ret;
2665         if (res->house_number->common.postal)
2666                 ret=res->house_number->common.postal;
2667         if (res->house_number->common.postal_mask)
2668                 ret=res->house_number->common.postal_mask;
2669         return ret;
2670 }
2671
2672 static char *
2673 district_str(struct search_list_result *res, int level)
2674 {
2675         char *ret=NULL;
2676         if (res->town->common.district_name)
2677                 ret=res->town->common.district_name;
2678         if (level == 1)
2679                 return ret;
2680         if (res->street->common.district_name)
2681                 ret=res->street->common.district_name;
2682         if (level == 2)
2683                 return ret;
2684         if (res->house_number->common.district_name)
2685                 ret=res->house_number->common.district_name;
2686         return ret;
2687 }
2688
2689 static char *
2690 town_str(struct search_list_result *res, int level, int flags)
2691 {
2692         char *town=res->town->common.town_name;
2693         char *district=district_str(res, level);
2694         char *postal=postal_str(res, level);
2695         char *postal_sep=" ";
2696         char *district_begin=" (";
2697         char *district_end=")";
2698         if (!postal)
2699                 postal_sep=postal="";
2700         if (!district || (flags & 1))
2701                 district_begin=district_end=district="";
2702
2703         return g_strdup_printf("%s%s%s%s%s%s", postal, postal_sep, town, district_begin, district, district_end);
2704 }
2705
2706 static void
2707 gui_internal_search_idle(struct gui_priv *this, char *wm_name, struct widget *search_list, void *param)
2708 {
2709         char *text=NULL,*text2=NULL,*name=NULL;
2710         struct search_list_result *res;
2711         struct widget *wc;
2712         struct item *item=NULL;
2713         GList *l;
2714         static char possible_keys[256]="";
2715
2716         res=search_list_get_result(this->sl);
2717         if (res) {
2718                 gchar* trunk_name = NULL;
2719
2720                 struct widget *menu=g_list_last(this->root.children)->data;
2721                 struct widget *wi=gui_internal_find_widget(menu, NULL, STATE_EDIT);
2722
2723                 if (! strcmp(wm_name,"Town"))
2724                         trunk_name = g_strrstr(res->town->common.town_name, wi->text);
2725                 if (! strcmp(wm_name,"Street"))
2726                         trunk_name = g_strrstr(name=res->street->name, wi->text);
2727
2728                 if (trunk_name) {
2729                         char next_char = trunk_name[strlen(wi->text)];
2730                         int i;
2731                         int len = strlen(possible_keys);
2732                         for(i = 0; (i<len) && (possible_keys[i] != next_char) ;i++) ;
2733                         if (i==len || !len) {
2734                                 possible_keys[len]=trunk_name[strlen(wi->text)];
2735                                 possible_keys[len+1]='\0';
2736
2737                         }
2738                         dbg(1,"%s %s possible_keys:%s \n", wi->text, res->town->common.town_name, possible_keys);
2739                 }
2740         }
2741
2742         if (! res) {
2743                 gui_internal_search_idle_end(this);
2744
2745                 struct menu_data *md=gui_internal_menu_data(this);
2746                 if (md && md->keyboard && !(this->flags & 2048)) {
2747                         GList *lk=md->keyboard->children;
2748                         graphics_draw_mode(this->gra, draw_mode_begin);
2749                         while (lk) {
2750                                 struct widget *child=lk->data;
2751                                 GList *lk2=child->children;
2752                                 while (lk2) {
2753                                         struct widget *child_=lk2->data;
2754                                         lk2=g_list_next(lk2);
2755                                         if (child_->data && strcmp("\b", child_->data)) { // FIXME don't disable special keys
2756                                                 if (strlen(possible_keys) == 0)
2757                                                         child_->state|= STATE_HIGHLIGHTED|STATE_VISIBLE|STATE_SENSITIVE|STATE_CLEAR ;
2758                                                 else if (g_strrstr(possible_keys, child_->data)!=NULL ) {
2759                                                         child_->state|= STATE_HIGHLIGHTED|STATE_VISIBLE|STATE_SENSITIVE|STATE_CLEAR ;
2760                                                 } else {
2761                                                         child_->state&= ~(STATE_HIGHLIGHTED|STATE_VISIBLE|STATE_SELECTED) ;
2762                                                 }
2763                                                 gui_internal_widget_render(this,child_);
2764                                         }
2765                                 }
2766                                 lk=g_list_next(lk);
2767                         }
2768                         gui_internal_widget_render(this,md->keyboard);
2769                         graphics_draw_mode(this->gra, draw_mode_end);
2770                 }
2771
2772                 possible_keys[0]='\0';
2773                 return;
2774         }
2775
2776         if (! strcmp(wm_name,"Country")) {
2777                 name=res->country->name;
2778                 item=&res->country->common.item;
2779                 text=g_strdup_printf("%s", res->country->name);
2780         }
2781         if (! strcmp(wm_name,"Town")) {
2782                 item=&res->town->common.item;
2783                 name=res->town->common.town_name;
2784                 text=town_str(res, 1, 0);
2785         }
2786         if (! strcmp(wm_name,"Street")) {
2787                 name=res->street->name;
2788                 item=&res->street->common.item;
2789                 text=g_strdup(res->street->name);
2790                 text2=town_str(res, 2, 1);
2791         }
2792         if (! strcmp(wm_name,"House number")) {
2793                 name=res->house_number->house_number;
2794                 text=g_strdup_printf("%s %s", res->street->name, name);
2795                 text2=town_str(res, 3, 0);
2796         }
2797         dbg(1,"res->country->flag=%s\n", res->country->flag);
2798                 if (!text2) {
2799                 gui_internal_widget_append(search_list,
2800                                 wc=gui_internal_button_new_with_callback(this, text,
2801                                         image_new_xs(this, res->country->flag),
2802                                         gravity_left_center|orientation_horizontal|flags_fill,
2803                                         gui_internal_cmd_position, param));
2804                 } else {
2805                         struct widget *wb;
2806                         wc=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|flags_fill);
2807                         gui_internal_widget_append(wc, gui_internal_image_new(this, image_new_xs(this, res->country->flag)));
2808                         wb=gui_internal_box_new(this, gravity_left_center|orientation_vertical|flags_fill);
2809                         gui_internal_widget_append(wb, gui_internal_label_new(this, text));
2810                         gui_internal_widget_append(wb, gui_internal_label_font_new(this, text2, 1));
2811                         gui_internal_widget_append(wc, wb);
2812                         wc->func=gui_internal_cmd_position;
2813                         wc->data=param;
2814                         wc->state |= STATE_SENSITIVE;
2815                         wc->speech=g_strdup(text);
2816                         gui_internal_widget_append(search_list, wc);
2817                 }
2818                 wc->name=g_strdup(name);
2819                 if (res->c)
2820                         wc->c=*res->c;
2821                 wc->selection_id=res->id;
2822                 if (item)
2823                         wc->item=*item;
2824                 gui_internal_widget_pack(this, search_list);
2825                 l=g_list_last(this->root.children);
2826                 graphics_draw_mode(this->gra, draw_mode_begin);
2827                 gui_internal_widget_render(this, l->data);
2828                 graphics_draw_mode(this->gra, draw_mode_end);
2829         g_free(text);
2830         g_free(text2);
2831 }
2832
2833 static void
2834 gui_internal_search_idle_start(struct gui_priv *this, char *wm_name, struct widget *search_list, void *param)
2835 {
2836         this->idle_cb=callback_new_4(callback_cast(gui_internal_search_idle), this, wm_name, search_list, param);
2837         this->idle=event_add_idle(50,this->idle_cb);
2838         callback_call_0(this->idle_cb);
2839 }
2840
2841
2842 /**
2843  *
2844  * @param wm The widget that generated the event for the search changed,
2845  *        if this was generated by a key on the virtual keyboard then
2846  *        wm is the key button widget.
2847  */
2848 static void
2849 gui_internal_search_changed(struct gui_priv *this, struct widget *wm, void *data)
2850 {
2851         GList *l;
2852         struct widget *search_list=gui_internal_menu_data(this)->search_list;
2853         gui_internal_widget_children_destroy(this, search_list);
2854
2855         void *param=(void *)3;
2856         int minlen=1;
2857         if (! strcmp(wm->name,"Country"))
2858                 param=(void *)4;
2859         if (! strcmp(wm->name,"Street"))
2860                 param=(void *)5;
2861         if (! strcmp(wm->name,"House number"))
2862                 param=(void *)6;
2863         dbg(0,"%s now '%s'\n", wm->name, wm->text);
2864
2865         gui_internal_search_idle_end(this);
2866         if (wm->text && g_utf8_strlen(wm->text, -1) >= minlen) {
2867                 struct attr search_attr;
2868
2869                 dbg(0,"process\n");
2870                 if (! strcmp(wm->name,"Country"))
2871                         search_attr.type=attr_country_all;
2872                 if (! strcmp(wm->name,"Town"))
2873                         search_attr.type=attr_town_or_district_name;
2874                 if (! strcmp(wm->name,"Street"))
2875                         search_attr.type=attr_street_name;
2876                 if (! strcmp(wm->name,"House number"))
2877                         search_attr.type=attr_house_number;
2878                 search_attr.u.str=wm->text;
2879                 search_list_search(this->sl, &search_attr, 1);
2880                 gui_internal_search_idle_start(this, wm->name, search_list, param);
2881         }
2882         l=g_list_last(this->root.children);
2883         gui_internal_widget_render(this, l->data);
2884 }
2885
2886 static struct widget *
2887 gui_internal_keyboard_key_data(struct gui_priv *this, struct widget *wkbd, char *text, int font, void(*func)(struct gui_priv *priv, struct widget *widget, void *data), void *data, void (*data_free)(void *data), int w, int h)
2888 {
2889         struct widget *wk;
2890         gui_internal_widget_append(wkbd, wk=gui_internal_button_font_new_with_callback(this, text, font,
2891                 NULL, gravity_center|orientation_vertical, func, data));
2892         wk->data_free=data_free;
2893         wk->background=this->background;
2894         wk->bl=w/2;
2895         wk->br=0;
2896         wk->bt=h/3;
2897         wk->bb=0;
2898         return wk;
2899 }
2900
2901 static struct widget *
2902 gui_internal_keyboard_key(struct gui_priv *this, struct widget *wkbd, char *text, char *key, int w, int h)
2903 {
2904         return gui_internal_keyboard_key_data(this, wkbd, text, 0, gui_internal_cmd_keypress, g_strdup(key), g_free,w,h);
2905 }
2906
2907 static void gui_internal_keyboard_change(struct gui_priv *this, struct widget *key, void *data);
2908
2909 // Some macros that make the keyboard layout easier to visualise in
2910 // the source code. The macros are #undef'd after this function.
2911 #define KEY(x) gui_internal_keyboard_key(this, wkbd, (x), (x), max_w, max_h)
2912 #define SPACER() gui_internal_keyboard_key_data(this, wkbd, "", 0, NULL, NULL, NULL,max_w,max_h)
2913 static struct widget *
2914 gui_internal_keyboard_do(struct gui_priv *this, struct widget *wkbdb, int mode)
2915 {
2916         struct widget *wkbd,*wk;
2917         struct menu_data *md=gui_internal_menu_data(this);
2918         int i, max_w=this->root.w, max_h=this->root.h;
2919         int render=0;
2920         char *space="_";
2921         char *backspace="←";
2922         char *ucase="ABC";
2923         int ucase_font=2;
2924         char *lcase="abc";
2925         int lcase_font=2;
2926         char *numeric="123";
2927         int numeric_font=2;
2928         char *umlauts_ucase="ÄÖÜ";
2929         int umlauts_ucase_font=2;
2930         char *umlauts_lcase="äöü";
2931         int umlauts_lcase_font=2;
2932         char *hide="▼";
2933         char *unhide="▲";
2934
2935         if (wkbdb) {
2936                 this->current.x=-1;
2937                 this->current.y=-1;
2938                 gui_internal_highlight(this);
2939                 if (md->keyboard_mode >= 1024)
2940                         render=2;
2941                 else
2942                         render=1;
2943                 gui_internal_widget_children_destroy(this, wkbdb);
2944         } else
2945                 wkbdb=gui_internal_box_new(this, gravity_center|orientation_horizontal_vertical|flags_fill);
2946         md->keyboard=wkbdb;
2947         md->keyboard_mode=mode;
2948         wkbd=gui_internal_box_new(this, gravity_center|orientation_horizontal_vertical|flags_fill);
2949         wkbd->background=this->background;
2950         wkbd->cols=8;
2951         wkbd->spx=3;
2952         wkbd->spy=3;
2953         max_w=max_w/9;
2954         max_h=max_h/6;
2955
2956         if (mode >= 0 && mode < 8) {
2957                 for (i = 0 ; i < 26 ; i++) {
2958                         char text[]={'A'+i,'\0'};
2959                         KEY(text);
2960                 }
2961                 gui_internal_keyboard_key(this, wkbd, space," ",max_w,max_h);
2962                 if (mode == 0) {
2963                         KEY("-");
2964                         KEY("'");
2965                         wk=gui_internal_keyboard_key_data(this, wkbd, hide, 0, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2966                         wk->datai=mode+1024;
2967                 } else {
2968                         wk=gui_internal_keyboard_key_data(this, wkbd, hide, 0, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2969                         wk->datai=mode+1024;
2970                         wk=gui_internal_keyboard_key_data(this, wkbd, lcase, lcase_font, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2971                         wk->datai=mode+8;
2972                         wk=gui_internal_keyboard_key_data(this, wkbd, numeric, numeric_font, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2973                         wk->datai=mode+16;
2974                 }
2975                 wk=gui_internal_keyboard_key_data(this, wkbd, umlauts_ucase, umlauts_ucase_font, gui_internal_keyboard_change, wkbdb,NULL,max_w,max_h);
2976                 wk->datai=mode+24;
2977                 gui_internal_keyboard_key(this, wkbd, backspace,"\b",max_w,max_h);
2978         }
2979         if (mode >= 8 && mode < 16) {
2980                 for (i = 0 ; i < 26 ; i++) {
2981                         char text[]={'a'+i,'\0'};
2982                         KEY(text);
2983                 }
2984                 gui_internal_keyboard_key(this, wkbd, space," ",max_w,max_h);
2985                 if (mode == 8) {
2986                         KEY("-");
2987                         KEY("'");
2988                         wk=gui_internal_keyboard_key_data(this, wkbd, hide, 0, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2989                         wk->datai=mode+1024;
2990                 } else {
2991                         wk=gui_internal_keyboard_key_data(this, wkbd, hide, 0, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2992                         wk->datai=mode+1024;
2993                         wk=gui_internal_keyboard_key_data(this, wkbd, ucase, ucase_font, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2994                         wk->datai=mode-8;
2995                         wk=gui_internal_keyboard_key_data(this, wkbd, numeric, numeric_font, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
2996                         wk->datai=mode+8;
2997                 }
2998                 wk=gui_internal_keyboard_key_data(this, wkbd, umlauts_lcase, umlauts_lcase_font, gui_internal_keyboard_change,wkbdb,NULL,max_w,max_h);
2999                 wk->datai=mode+24;
3000                 gui_internal_keyboard_key(this, wkbd, backspace,"\b",max_w,max_h);
3001         }
3002         if (mode >= 16 && mode < 24) {
3003                 for (i = 0 ; i < 10 ; i++) {
3004                         char text[]={'0'+i,'\0'};
3005                         KEY(text);
3006                 }
3007                 KEY("."); KEY("°"); KEY("'"); KEY("\""); KEY("-"); KEY("+");
3008                 KEY("*"); KEY("/"); KEY("("); KEY(")"); KEY("="); KEY("?");
3009
3010                 for (i = 0 ; i < 5 ; i++) SPACER();
3011
3012                 if (mode == 16) {
3013                         KEY("-");
3014                         KEY("'");
3015                         wk=gui_internal_keyboard_key_data(this, wkbd, hide, 0, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
3016                         wk->datai=mode+1024;
3017                 } else {
3018                         wk=gui_internal_keyboard_key_data(this, wkbd, hide, 0, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
3019                         wk->datai=mode+1024;
3020                         wk=gui_internal_keyboard_key_data(this, wkbd, ucase, ucase_font, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
3021                         wk->datai=mode-16;
3022                         wk=gui_internal_keyboard_key_data(this, wkbd, lcase, lcase_font, gui_internal_keyboard_change, wkbdb, NULL,max_w,max_h);
3023                         wk->datai=mode-8;
3024                 }
3025                 wk=gui_internal_keyboard_key_data(this, wkbd, umlauts_ucase, umlauts_ucase_font, gui_internal_keyboard_change,wkbdb,NULL,max_w,max_h);
3026                 wk->datai=mode+8;
3027                 gui_internal_keyboard_key(this, wkbd, backspace,"\b",max_w,max_h);
3028         }
3029         if (mode >= 24 && mode < 32) {
3030                 KEY("Ä"); KEY("Ë"); KEY("Ï"); KEY("Ö"); KEY("Ü"); KEY("Æ"); KEY("Ø"); KEY("Å");
3031                 KEY("Á"); KEY("É"); KEY("Í"); KEY("Ó"); KEY("Ú"); KEY("Š"); KEY("Č"); KEY("Ž");
3032                 KEY("À"); KEY("È"); KEY("Ì"); KEY("Ò"); KEY("Ù"); KEY("Ś"); KEY("Ć"); KEY("Ź");
3033                 KEY("Â"); KEY("Ê"); KEY("Î"); KEY("Ô"); KEY("Û"); SPACER();
3034
3035                 wk=gui_internal_keyboard_key_data(this, wkbd, ucase, ucase_font, gui_internal_keyboard_change,wkbdb,NULL,max_w,max_h);
3036                 wk->datai=mode-24;
3037
3038                 gui_internal_keyboard_key(this, wkbd, backspace,"\b",max_w,max_h);
3039         }
3040         if (mode >= 32 && mode < 40) {
3041                 KEY("ä"); KEY("ë"); KEY("ï"); KEY("ö"); KEY("ü"); KEY("æ"); KEY("ø"); KEY("å");
3042                 KEY("á"); KEY("é"); KEY("í"); KEY("ó"); KEY("ú"); KEY("š"); KEY("č"); KEY("ž");
3043                 KEY("à"); KEY("è"); KEY("ì"); KEY("ò"); KEY("ù"); KEY("ś"); KEY("ć"); KEY("ź");
3044                 KEY("â"); KEY("ê"); KEY("î"); KEY("ô"); KEY("û"); KEY("ß");
3045
3046                 wk=gui_internal_keyboard_key_data(this, wkbd, lcase, lcase_font, gui_internal_keyboard_change,wkbdb,NULL,max_w,max_h);
3047                 wk->datai=mode-24;
3048
3049                 gui_internal_keyboard_key(this, wkbd, backspace,"\b",max_w,max_h);
3050         }
3051         if (mode >= 1024) {
3052                 char *text;
3053                 int font;
3054                 struct widget *wkl;
3055                 mode -= 1024;
3056                 if (mode >= 0 && mode < 8) {
3057                         text=ucase;
3058                         font=ucase_font;
3059                 }
3060                 if (mode >= 8 && mode < 16) {
3061                         text=lcase;
3062                         font=lcase_font;
3063                 }
3064                 if (mode >= 16 && mode < 24) {
3065                         text=numeric;
3066                         font=numeric_font;
3067                 }
3068                 if (mode >= 24 && mode < 32) {
3069                         text=umlauts_ucase;
3070                         font=umlauts_ucase_font;
3071                 }
3072                 if (mode >= 32 && mode < 40) {
3073                         text=umlauts_lcase;
3074                         font=umlauts_lcase_font;
3075                 }
3076                 wk=gui_internal_box_new(this, gravity_center|orientation_horizontal|flags_fill);
3077                 wk->func=gui_internal_keyboard_change;
3078                 wk->data=wkbdb;
3079                 wk->background=this->background;
3080                 wk->bl=max_w/2;
3081                 wk->br=0;
3082                 wk->bt=max_h/3;
3083                 wk->bb=0;
3084                 wk->datai=mode;
3085                 wk->state |= STATE_SENSITIVE;
3086                 gui_internal_widget_append(wk, wkl=gui_internal_label_new(this, unhide));
3087                 wkl->background=NULL;
3088                 gui_internal_widget_append(wk, wkl=gui_internal_label_font_new(this, text,font));
3089                 wkl->background=NULL;
3090                 gui_internal_widget_append(wkbd, wk);
3091                 if (render)
3092                         render=2;
3093         }
3094         gui_internal_widget_append(wkbdb, wkbd);
3095         if (render == 1) {
3096                 gui_internal_widget_pack(this, wkbdb);
3097                 gui_internal_widget_render(this, wkbdb);
3098         } else if (render == 2) {
3099                 gui_internal_menu_reset_pack(this);
3100                 gui_internal_menu_render(this);
3101         }
3102         return wkbdb;
3103 }
3104 #undef KEY
3105 #undef SPACER
3106
3107 static struct widget *
3108 gui_internal_keyboard(struct gui_priv *this, int mode)
3109 {
3110         if (! this->keyboard)
3111                 return NULL;
3112         return gui_internal_keyboard_do(this, NULL, mode);
3113 }
3114
3115 static void
3116 gui_internal_keyboard_change(struct gui_priv *this, struct widget *key, void *data)
3117 {
3118         gui_internal_keyboard_do(this, key->data, key->datai);
3119 }
3120
3121 static void
3122 gui_internal_search_list_set_default_country(struct gui_priv *this)
3123 {
3124         struct attr search_attr, country_name, country_iso2, *country_attr;
3125         struct item *item;
3126         struct country_search *cs;
3127         struct tracking *tracking;
3128         struct search_list_result *res;
3129
3130         country_attr=country_default();
3131         tracking=navit_get_tracking(this->nav);
3132         if (tracking && tracking_get_attr(tracking, attr_country_id, &search_attr, NULL))
3133                 country_attr=&search_attr;
3134         if (country_attr) {
3135                 cs=country_search_new(country_attr, 0);
3136                 item=country_search_get_item(cs);
3137                 if (item && item_attr_get(item, attr_country_name, &country_name)) {
3138                         search_attr.type=attr_country_all;
3139                         dbg(0,"country %s\n", country_name.u.str);
3140                         search_attr.u.str=country_name.u.str;
3141                         search_list_search(this->sl, &search_attr, 0);
3142                         while((res=search_list_get_result(this->sl)));
3143                         g_free(this->country_iso2);
3144                         if (item_attr_get(item, attr_country_iso2, &country_iso2))
3145                                 this->country_iso2=g_strdup(country_iso2.u.str);
3146                 }
3147                 country_search_destroy(cs);
3148         } else {
3149                 dbg(0,"warning: no default country found\n");
3150                 if (this->country_iso2) {
3151                     dbg(0,"attempting to use country '%s'\n",this->country_iso2);
3152                     search_attr.type=attr_country_iso2;
3153                     search_attr.u.str=this->country_iso2;
3154             search_list_search(this->sl, &search_attr, 0);
3155             while((res=search_list_get_result(this->sl)));
3156                 }
3157         }
3158 }
3159
3160 static void
3161 gui_internal_search_list_new(struct gui_priv *this)
3162 {
3163         struct mapset *ms=navit_get_mapset(this->nav);
3164         if (! this->sl) {
3165                 this->sl=search_list_new(ms);
3166                 gui_internal_search_list_set_default_country(this);
3167         }
3168 }
3169
3170 static void
3171 gui_internal_search_list_destroy(struct gui_priv *this)
3172 {
3173         if (this->sl) {
3174                 search_list_destroy(this->sl);
3175                 this->sl=NULL;
3176         }
3177 }
3178
3179
3180 static void
3181 gui_internal_search(struct gui_priv *this, char *what, char *type, int flags)
3182 {
3183         struct widget *wb,*wk,*w,*wr,*we,*wl,*wnext=NULL;
3184         char *country;
3185         int keyboard_mode=2;
3186         gui_internal_search_list_new(this);
3187         wb=gui_internal_menu(this, what);
3188         w=gui_internal_box_new(this, gravity_center|orientation_vertical|flags_expand|flags_fill);
3189         gui_internal_widget_append(wb, w);
3190         wr=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3191         gui_internal_widget_append(w, wr);
3192         we=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|flags_fill);
3193         gui_internal_widget_append(wr, we);
3194
3195         if (!strcmp(type,"Country")) {
3196                 wnext=gui_internal_image_new(this, image_new_xs(this, "gui_select_town"));
3197                 wnext->func=gui_internal_search_town;
3198         } else if (!strcmp(type,"Town")) {
3199                 if (this->country_iso2) {
3200 #if HAVE_API_ANDROID
3201                         char country_iso2[strlen(this->country_iso2)+1];
3202                         strtolower(country_iso2, this->country_iso2);
3203                         country=g_strdup_printf("country_%s", country_iso2);
3204 #else
3205                         country=g_strdup_printf("country_%s", this->country_iso2);
3206 #endif
3207                 } else
3208                         country=strdup("gui_select_country");
3209                 gui_internal_widget_append(we, wb=gui_internal_image_new(this, image_new_xs(this, country)));
3210                 wb->state |= STATE_SENSITIVE;
3211                 if (flags)
3212                         wb->func = gui_internal_search_country;
3213                 else
3214                         wb->func = gui_internal_back;
3215                 wnext=gui_internal_image_new(this, image_new_xs(this, "gui_select_street"));
3216                 wnext->func=gui_internal_search_street;
3217                 g_free(country);
3218         } else if (!strcmp(type,"Street")) {
3219                 gui_internal_widget_append(we, wb=gui_internal_image_new(this, image_new_xs(this, "gui_select_town")));
3220                 wb->state |= STATE_SENSITIVE;
3221                 wb->func = gui_internal_back;
3222                 wnext=gui_internal_image_new(this, image_new_xs(this, "gui_select_house_number"));
3223                 wnext->func=gui_internal_search_house_number;
3224         } else if (!strcmp(type,"House number")) {
3225                 gui_internal_widget_append(we, wb=gui_internal_image_new(this, image_new_xs(this, "gui_select_street")));
3226                 wb->state |= STATE_SENSITIVE;
3227                 wb->func = gui_internal_back;
3228                 keyboard_mode=18;
3229         }
3230         gui_internal_widget_append(we, wk=gui_internal_label_new(this, NULL));
3231         if (wnext) {
3232                 gui_internal_widget_append(we, wnext);
3233                 wnext->state |= STATE_SENSITIVE;
3234         }
3235         wl=gui_internal_box_new(this, gravity_left_top|orientation_vertical|flags_expand|flags_fill);
3236         gui_internal_widget_append(wr, wl);
3237         gui_internal_menu_data(this)->search_list=wl;
3238         wk->state |= STATE_EDIT;
3239         wk->background=this->background;
3240         wk->flags |= flags_expand|flags_fill;
3241         wk->func = gui_internal_search_changed;
3242         wk->name=g_strdup(type);
3243         if (this->keyboard)
3244                 gui_internal_widget_append(w, gui_internal_keyboard(this,keyboard_mode));
3245         gui_internal_menu_render(this);
3246 }
3247
3248 static void
3249 gui_internal_search_house_number(struct gui_priv *this, struct widget *widget, void *data)
3250 {
3251         search_list_select(this->sl, attr_street_name, 0, 0);
3252         gui_internal_search(this,_("House number"),"House number",0);
3253 }
3254
3255 static void
3256 gui_internal_search_house_number_in_street(struct gui_priv *this, struct widget *widget, void *data)
3257 {
3258         dbg(0,"id %d\n", widget->selection_id);
3259         search_list_select(this->sl, attr_street_name, 0, 0);
3260         search_list_select(this->sl, attr_street_name, widget->selection_id, 1);
3261         gui_internal_search(this,_("House number"),"House number",0);
3262 }
3263
3264 static void
3265 gui_internal_search_street(struct gui_priv *this, struct widget *widget, void *data)
3266 {
3267         search_list_select(this->sl, attr_town_or_district_name, 0, 0);
3268         gui_internal_search(this,_("Street"),"Street",0);
3269 }
3270
3271 static void
3272 gui_internal_search_street_in_town(struct gui_priv *this, struct widget *widget, void *data)
3273 {
3274         dbg(0,"id %d\n", widget->selection_id);
3275         search_list_select(this->sl, attr_town_or_district_name, 0, 0);
3276         search_list_select(this->sl, attr_town_or_district_name, widget->selection_id, 1);
3277         gui_internal_search(this,_("Street"),"Street",0);
3278 }
3279
3280 static void
3281 gui_internal_search_town(struct gui_priv *this, struct widget *wm, void *data)
3282 {
3283         if (this->sl)
3284                 search_list_select(this->sl, attr_country_all, 0, 0);
3285         g_free(this->country_iso2);
3286         this->country_iso2=NULL;
3287         gui_internal_search(this,_("Town"),"Town",0);
3288 }
3289
3290 static void
3291 gui_internal_search_town_in_country(struct gui_priv *this, struct widget *widget)
3292 {
3293         struct search_list_common *slc;
3294         dbg(0,"id %d\n", widget->selection_id);
3295         search_list_select(this->sl, attr_country_all, 0, 0);
3296         slc=search_list_select(this->sl, attr_country_all, widget->selection_id, 1);
3297         if (slc) {
3298                 g_free(this->country_iso2);
3299                 this->country_iso2=((struct search_list_country *)slc)->iso2;
3300         }
3301         gui_internal_search(this,widget->name,"Town",0);
3302 }
3303
3304 static void
3305 gui_internal_search_country(struct gui_priv *this, struct widget *widget, void *data)
3306 {
3307         gui_internal_prune_menu_count(this, 1, 0);
3308         gui_internal_search(this,_("Country"),"Country",0);
3309 }
3310
3311 static void
3312 gui_internal_cmd2_town(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3313 {
3314         if (this->sl)
3315                 search_list_select(this->sl, attr_country_all, 0, 0);
3316         gui_internal_search(this,_("Town"),"Town",1);
3317 }
3318
3319 static void
3320 gui_internal_cmd2_setting_layout(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3321 {
3322         struct attr attr;
3323         struct widget *w,*wb,*wl;
3324         struct attr_iter *iter;
3325
3326
3327         wb=gui_internal_menu(this, _("Layout"));
3328         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3329         w->spy=this->spacing*3;
3330         gui_internal_widget_append(wb, w);
3331         iter=navit_attr_iter_new();
3332         while(navit_get_attr(this->nav, attr_layout, &attr, iter)) {
3333                 wl=gui_internal_button_navit_attr_new(this, attr.u.layout->name, gravity_left_center|orientation_horizontal|flags_fill,
3334                         &attr, NULL);
3335                 gui_internal_widget_append(w, wl);
3336         }
3337         navit_attr_iter_destroy(iter);
3338         gui_internal_menu_render(this);
3339 }
3340
3341 static void
3342 gui_internal_cmd2_quit(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3343 {
3344         struct attr navit;
3345         navit.type=attr_navit;
3346         navit.u.navit=this->nav;
3347         navit_destroy(navit.u.navit);
3348         config_remove_attr(config, &navit);
3349         event_main_loop_quit();
3350 }
3351
3352 static void
3353 gui_internal_window_closed(struct gui_priv *this)
3354 {
3355         gui_internal_cmd2_quit(this, NULL, NULL, NULL, NULL);
3356 }
3357
3358 static void
3359 gui_internal_cmd2_abort_navigation(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3360 {
3361         navit_set_destination(this->nav, NULL, NULL, 0);
3362 }
3363
3364
3365 static void
3366 gui_internal_cmd2_setting_maps(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3367 {
3368         struct attr attr, on, off, description, type, data;
3369         struct widget *w,*wb,*wma;
3370         char *label;
3371         struct attr_iter *iter;
3372
3373
3374         wb=gui_internal_menu(this, _("Maps"));
3375         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3376         w->spy=this->spacing*3;
3377         gui_internal_widget_append(wb, w);
3378         iter=navit_attr_iter_new();
3379         on.type=off.type=attr_active;
3380         on.u.num=1;
3381         off.u.num=0;
3382         while(navit_get_attr(this->nav, attr_map, &attr, iter)) {
3383                 if (map_get_attr(attr.u.map, attr_description, &description, NULL)) {
3384                         label=g_strdup(description.u.str);
3385                 } else {
3386                         if (!map_get_attr(attr.u.map, attr_type, &type, NULL))
3387                                 type.u.str="";
3388                         if (!map_get_attr(attr.u.map, attr_data, &data, NULL))
3389                                 data.u.str="";
3390                         label=g_strdup_printf("%s:%s", type.u.str, data.u.str);
3391                 }
3392                 wma=gui_internal_button_map_attr_new(this, label, gravity_left_center|orientation_horizontal|flags_fill,
3393                         attr.u.map, &on, &off, 1);
3394                 gui_internal_widget_append(w, wma);
3395                 g_free(label);
3396         }
3397         navit_attr_iter_destroy(iter);
3398         gui_internal_menu_render(this);
3399
3400 }
3401 static void
3402 gui_internal_cmd_set_active_vehicle(struct gui_priv *this, struct widget *wm, void *data)
3403 {
3404         struct attr vehicle = {attr_vehicle,{wm->data}};
3405         navit_set_attr(this->nav, &vehicle);
3406 }
3407
3408 static void
3409 gui_internal_cmd_show_satellite_status(struct gui_priv *this, struct widget *wm, void *data)
3410 {
3411         struct widget *w,*wb,*row;
3412         struct attr attr,sat_attr;
3413         struct vehicle *v=wm->data;
3414         char *str;
3415         int i;
3416         enum attr_type types[]={attr_sat_prn, attr_sat_elevation, attr_sat_azimuth, attr_sat_snr};
3417
3418         wb=gui_internal_menu(this, _("Show Satellite Status"));
3419         gui_internal_menu_data(this)->redisplay=gui_internal_cmd_show_satellite_status;
3420         gui_internal_menu_data(this)->redisplay_widget=wm;
3421         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3422         gui_internal_widget_append(wb, w);
3423         w = gui_internal_widget_table_new(this,gravity_center | orientation_vertical | flags_expand | flags_fill, 0);
3424         row = gui_internal_widget_table_row_new(this,gravity_left_top);
3425         gui_internal_widget_append(row, gui_internal_label_new(this, _(" PRN ")));
3426         gui_internal_widget_append(row, gui_internal_label_new(this, _(" Elevation ")));
3427         gui_internal_widget_append(row, gui_internal_label_new(this, _(" Azimuth ")));
3428         gui_internal_widget_append(row, gui_internal_label_new(this, _(" SNR ")));
3429         gui_internal_widget_append(w,row);
3430         while (vehicle_get_attr(v, attr_position_sat_item, &attr, NULL)) {
3431                 row = gui_internal_widget_table_row_new(this,gravity_left_top);
3432                 for (i = 0 ; i < sizeof(types)/sizeof(enum attr_type) ; i++) {
3433                         if (item_attr_get(attr.u.item, types[i], &sat_attr))
3434                                 str=g_strdup_printf("%d", sat_attr.u.num);
3435                         else
3436                                 str=g_strdup("");
3437                         gui_internal_widget_append(row, gui_internal_label_new(this, str));
3438                         g_free(str);
3439                 }
3440                 gui_internal_widget_append(w,row);
3441         }
3442         gui_internal_widget_append(wb, w);
3443         gui_internal_menu_render(this);
3444 }
3445
3446 static void
3447 gui_internal_cmd_show_nmea_data(struct gui_priv *this, struct widget *wm, void *data)
3448 {
3449         struct widget *w,*wb;
3450         struct attr attr;
3451         struct vehicle *v=wm->data;
3452         wb=gui_internal_menu(this, _("Show NMEA Data"));
3453         gui_internal_menu_data(this)->redisplay=gui_internal_cmd_show_nmea_data;
3454         gui_internal_menu_data(this)->redisplay_widget=wm;
3455         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3456         gui_internal_widget_append(wb, w);
3457         if (vehicle_get_attr(v, attr_position_nmea, &attr, NULL))
3458                 gui_internal_widget_append(w, gui_internal_text_new(this, attr.u.str, gravity_left_center|orientation_vertical));
3459         gui_internal_menu_render(this);
3460 }
3461
3462 /**
3463  * A container to hold the selected vehicle and the desired profile in
3464  * one data item.
3465  */
3466 struct vehicle_and_profilename {
3467         struct vehicle *vehicle;
3468         char *profilename;
3469 };
3470
3471 /**
3472  * Figures out whether the given vehicle is the active vehicle.
3473  *
3474  * @return true if the vehicle is active, false otherwise.
3475  */
3476 static int
3477 gui_internal_is_active_vehicle(struct gui_priv *this, struct vehicle
3478         *vehicle)
3479 {
3480         struct attr active_vehicle;
3481
3482         if (!navit_get_attr(this->nav, attr_vehicle, &active_vehicle, NULL))
3483         active_vehicle.u.vehicle=NULL;
3484
3485         return active_vehicle.u.vehicle == vehicle;
3486 }
3487
3488 static void
3489 save_vehicle_xml(struct vehicle *v)
3490 {
3491         struct attr attr;
3492         struct attr_iter *iter=vehicle_attr_iter_new();
3493         int childs=0;
3494         dbg(0,"enter\n");
3495         printf("<vehicle");
3496         while (vehicle_get_attr(v, attr_any_xml, &attr, iter)) {
3497                 if (ATTR_IS_OBJECT(attr.type))
3498                         childs=1;
3499                 else
3500                         printf(" %s=\"%s\"",attr_to_name(attr.type),attr_to_text(&attr, NULL, 1));
3501         }
3502         if (childs) {
3503                 printf(">\n");
3504                 printf("</vehicle>\n");
3505         } else
3506                 printf(" />\n");
3507         vehicle_attr_iter_destroy(iter);
3508 }
3509
3510
3511 /**
3512  * Reacts to a button press that changes a vehicle's active profile.
3513  *
3514  * @see gui_internal_add_vehicle_profile
3515  */
3516 static void
3517 gui_internal_cmd_set_active_profile(struct gui_priv *this, struct
3518                 widget *wm, void *data)
3519 {
3520         struct vehicle_and_profilename *vapn = data;
3521         struct vehicle *v = vapn->vehicle;
3522         char *profilename = vapn->profilename;
3523         struct attr vehicle_name_attr;
3524         char *vehicle_name = NULL;
3525
3526         // Get the vehicle name
3527         vehicle_get_attr(v, attr_name, &vehicle_name_attr, NULL);
3528         vehicle_name = vehicle_name_attr.u.str;
3529
3530         dbg(0, "Changing vehicle %s to profile %s\n", vehicle_name,
3531                         profilename);
3532
3533         // Change the profile name
3534         struct attr profilename_attr = {attr_profilename, {profilename}};
3535         if(!vehicle_set_attr(v, &profilename_attr)) {
3536                 dbg(0, "Unable to set the vehicle's profile name\n");
3537         }
3538
3539     // Notify Navit that the routing should be re-done if this is the
3540     // active vehicle.
3541         if (gui_internal_is_active_vehicle(this, v)) {
3542                 struct attr vehicle;
3543                 vehicle.type=attr_vehicle;
3544                 vehicle.u.vehicle=v;
3545                 navit_set_attr(this->nav, &vehicle);
3546         }
3547         save_vehicle_xml(v);
3548 }
3549
3550 /**
3551  * Adds the vehicle profile to the GUI, allowing the user to pick a
3552  * profile for the currently selected vehicle.
3553  */
3554 static void
3555 gui_internal_add_vehicle_profile(struct gui_priv *this, struct widget
3556                 *parent, struct vehicle *v, struct vehicleprofile *profile)
3557 {
3558         // Just here to show up in the translation file, nice and close to
3559         // where the translations are actually used.
3560         struct attr profile_attr;
3561         struct attr *attr = NULL;
3562         char *name = NULL;
3563         char *active_profile = NULL;
3564         char *label = NULL;
3565         int active;
3566         struct vehicle_and_profilename *context = NULL;
3567
3568 #ifdef ONLY_FOR_TRANSLATION
3569         char *translations[] = {_n("car"), _n("bike"), _n("pedestrian")};
3570 #endif
3571
3572         // Figure out the profile name
3573         attr = attr_search(profile->attrs, NULL, attr_name);
3574         name = attr->u.str;
3575
3576         // Determine whether the profile is the active one
3577         vehicle_get_attr(v, attr_profilename, &profile_attr, NULL);
3578         active_profile = profile_attr.u.str;
3579         active = strcmp(name, active_profile) == 0;
3580
3581         dbg(0, "Adding vehicle profile %s, active=%s/%i\n", name,
3582                         active_profile, active);
3583
3584         // Build a translatable label.
3585         if(active) {
3586                 label = g_strdup_printf(_("Current profile: %s"), _(name));
3587         } else {
3588                 label = g_strdup_printf(_("Change profile to: %s"), _(name));
3589         }
3590
3591         // Create the context object (the vehicle and the desired profile)
3592         context = g_new0(struct vehicle_and_profilename, 1);
3593         context->vehicle = v;
3594         context->profilename = name;
3595
3596         // Add the button
3597         gui_internal_widget_append(parent,
3598                 gui_internal_button_new_with_callback(
3599                         this, label,
3600                         image_new_xs(this, active ? "gui_active" : "gui_inactive"),
3601                         gravity_left_center|orientation_horizontal|flags_fill,
3602                         gui_internal_cmd_set_active_profile, context));
3603
3604         free(label);
3605 }
3606
3607 static void
3608 gui_internal_cmd_vehicle_settings(struct gui_priv *this, struct widget *wm, void *data)
3609 {
3610         struct widget *w,*wb;
3611         struct attr attr;
3612         struct vehicle *v=wm->data;
3613     struct vehicleprofile *profile = NULL;
3614
3615         wb=gui_internal_menu(this, wm->text);
3616         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3617         gui_internal_widget_append(wb, w);
3618
3619     // Add the "Set as active" button if this isn't the active
3620     // vehicle.
3621         if (!gui_internal_is_active_vehicle(this, v)) {
3622                 gui_internal_widget_append(w,
3623                         gui_internal_button_new_with_callback(this, _("Set as active"),
3624                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
3625                                 gui_internal_cmd_set_active_vehicle, wm->data));
3626         }
3627
3628         if (vehicle_get_attr(v, attr_position_sat_item, &attr, NULL)) {
3629                 gui_internal_widget_append(w,
3630                         gui_internal_button_new_with_callback(this, _("Show Satellite status"),
3631                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
3632                                 gui_internal_cmd_show_satellite_status, wm->data));
3633         }
3634         if (vehicle_get_attr(v, attr_position_nmea, &attr, NULL)) {
3635                 gui_internal_widget_append(w,
3636                         gui_internal_button_new_with_callback(this, _("Show NMEA data"),
3637                                 image_new_xs(this, "gui_active"), gravity_left_center|orientation_horizontal|flags_fill,
3638                                 gui_internal_cmd_show_nmea_data, wm->data));
3639         }
3640
3641     // Add all the possible vehicle profiles to the menu
3642         GList *profiles = navit_get_vehicleprofiles(this->nav);
3643     while(profiles) {
3644         profile = (struct vehicleprofile *)profiles->data;
3645         gui_internal_add_vehicle_profile(this, w, v, profile);
3646                 profiles = g_list_next(profiles);
3647     }
3648
3649         callback_list_call_attr_2(this->cbl, attr_vehicle, w, wm->data);
3650         gui_internal_menu_render(this);
3651 }
3652
3653 static void
3654 gui_internal_cmd2_setting_vehicle(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3655 {
3656         struct attr attr,vattr;
3657         struct widget *w,*wb,*wl;
3658         struct attr_iter *iter;
3659         struct attr active_vehicle;
3660
3661
3662         wb=gui_internal_menu(this, _("Vehicle"));
3663         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3664         w->spy=this->spacing*3;
3665         gui_internal_widget_append(wb, w);
3666         if (!navit_get_attr(this->nav, attr_vehicle, &active_vehicle, NULL))
3667                 active_vehicle.u.vehicle=NULL;
3668         iter=navit_attr_iter_new();
3669         while(navit_get_attr(this->nav, attr_vehicle, &attr, iter)) {
3670                 vehicle_get_attr(attr.u.vehicle, attr_name, &vattr, NULL);
3671                 wl=gui_internal_button_new_with_callback(this, vattr.u.str,
3672                         image_new_l(this, attr.u.vehicle == active_vehicle.u.vehicle ? "gui_active" : "gui_inactive"), gravity_left_center|orientation_horizontal|flags_fill,
3673                         gui_internal_cmd_vehicle_settings, attr.u.vehicle);
3674                 wl->text=g_strdup(vattr.u.str);
3675                 gui_internal_widget_append(w, wl);
3676         }
3677         navit_attr_iter_destroy(iter);
3678         gui_internal_menu_render(this);
3679 }
3680
3681
3682 static void
3683 gui_internal_cmd2_setting_rules(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
3684 {
3685         struct widget *wb,*w;
3686         struct attr on,off;
3687         wb=gui_internal_menu(this, _("Rules"));
3688         w=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
3689         w->spy=this->spacing*3;
3690         gui_internal_widget_append(wb, w);
3691         on.u.num=1;
3692         off.u.num=0;
3693         on.type=off.type=attr_tracking;
3694         gui_internal_widget_append(w,
3695                 gui_internal_button_navit_attr_new(this, _("Lock on road"), gravity_left_center|orientation_horizontal|flags_fill,
3696                         &on, &off));
3697         on.u.num=0;
3698         off.u.num=-1;
3699         on.type=off.type=attr_orientation;
3700         gui_internal_widget_append(w,
3701                 gui_internal_button_navit_attr_new(this, _("Northing"), gravity_left_center|orientation_horizontal|flags_fill,
3702                         &on, &off));
3703         on.u.num=1;
3704         off.u.num=0;
3705         on.type=off.type=attr_follow_cursor;
3706         gui_internal_widget_append(w,
3707                 gui_internal_button_navit_attr_new(this, _("Map follows Vehicle"), gravity_left_center|orientation_horizontal|flags_fill,
3708                         &on, &off));
3709         gui_internal_menu_render(this);
3710 }
3711
3712 //##############################################################################################################
3713 //# Description:
3714 //# Comment:
3715 //# Authors: Martin Schaller (04/2008)
3716 //##############################################################################################################
3717 static void gui_internal_motion(void *data, struct point *p)
3718 {
3719
3720         struct gui_priv *this=data;
3721         if (!this->root.children) {
3722                 navit_handle_motion(this->nav, p);
3723                 return;
3724         }
3725         if (!this->pressed)
3726                 return;
3727         this->current=*p;
3728         if(!this->motion_timeout_callback)
3729                 this->motion_timeout_callback=callback_new_1(callback_cast(gui_internal_highlight), this);
3730         if(!this->motion_timeout_event)
3731                 this->motion_timeout_event=event_add_timeout(100,0, this->motion_timeout_callback);
3732 }
3733
3734 static const char *
3735 find_attr(const char **names, const char **values, const char *name)
3736 {
3737         while (*names) {
3738                 if (!strcasecmp(*names, name))
3739                         return *values;
3740                 names+=xml_attr_distance;
3741                 values+=xml_attr_distance;
3742         }
3743         return NULL;
3744 }
3745
3746 static char *
3747 find_attr_dup(const char **names, const char **values, const char *name)
3748 {
3749         return g_strdup(find_attr(names, values, name));
3750 }
3751
3752 static void
3753 gui_internal_evaluate(struct gui_priv *this, const char *command)
3754 {
3755         if (command)
3756                 command_evaluate(&this->self, command);
3757 }
3758
3759
3760 static void
3761 gui_internal_html_command(struct gui_priv *this, struct widget *w, void *data)
3762 {
3763         gui_internal_evaluate(this,w->command);
3764 }
3765
3766 static void
3767 gui_internal_html_href(struct gui_priv *this, struct widget *w, void *data)
3768 {
3769         if (w->command && w->command[0] == '#') {
3770                 dbg(1,"href=%s\n",w->command);
3771                 gui_internal_html_menu(this, this->html_text, w->command+1);
3772         }
3773 }
3774
3775
3776 static void
3777 gui_internal_html_start(void *dummy, const char *tag_name, const char **names, const char **values, void *data, void *error)
3778 {
3779         struct gui_priv *this=data;
3780         int i;
3781         enum html_tag tag=html_tag_none;
3782         struct html *html=&this->html[this->html_depth];
3783         const char *src, *cond;
3784
3785         if (!strcasecmp(tag_name,"text"))
3786                 return;
3787         html->command=NULL;
3788         html->name=NULL;
3789         html->href=NULL;
3790         html->skip=0;
3791         cond=find_attr(names, values, "cond");
3792
3793         if (cond && !this->html_skip) {
3794                 if (!command_evaluate_to_boolean(&this->self, cond, NULL))
3795                         html->skip=1;
3796         }
3797
3798         for (i=0 ; i < sizeof(html_tag_map)/sizeof(struct html_tag_map); i++) {
3799                 if (!strcasecmp(html_tag_map[i].tag_name, tag_name)) {
3800                         tag=html_tag_map[i].tag;
3801                         break;
3802                 }
3803         }
3804         html->tag=tag;
3805         if (!this->html_skip && !html->skip) {
3806                 switch (tag) {
3807                 case html_tag_a:
3808                         html->name=find_attr_dup(names, values, "name");
3809                         if (html->name) {
3810                                 html->skip=this->html_anchor ? strcmp(html->name,this->html_anchor) : 0;
3811                                 if (!html->skip)
3812                                         this->html_anchor_found=1;
3813                         }
3814                         html->href=find_attr_dup(names, values, "href");
3815                         break;
3816                 case html_tag_img:
3817                         html->command=find_attr_dup(names, values, "onclick");
3818                         src=find_attr(names, values, "src");
3819                         if (src)
3820                                 html->w=gui_internal_image_new(this, image_new_l(this, src));
3821                         break;
3822                 default:
3823                         break;
3824                 }
3825         }
3826         this->html_skip+=html->skip;
3827         this->html_depth++;
3828 }
3829
3830 static void
3831 gui_internal_html_end(void *dummy, const char *tag_name, void *data, void *error)
3832 {
3833         struct gui_priv *this=data;
3834         struct html *html;
3835         struct html *parent=NULL;
3836
3837         if (!strcasecmp(tag_name,"text"))
3838                 return;
3839         this->html_depth--;
3840         html=&this->html[this->html_depth];
3841         if (this->html_depth > 0)
3842                 parent=&this->html[this->html_depth-1];
3843
3844
3845         if (!this->html_skip) {
3846                 if (html->command && html->w) {
3847                         html->w->state |= STATE_SENSITIVE;
3848                         html->w->command=html->command;
3849                         html->w->func=gui_internal_html_command;
3850                         html->command=NULL;
3851                 }
3852                 if (parent && parent->href && html->w) {
3853                         html->w->state |= STATE_SENSITIVE;
3854                         html->w->command=g_strdup(parent->href);
3855                         html->w->func=gui_internal_html_href;
3856                 }
3857                 switch (html->tag) {
3858                 case html_tag_img:
3859                         gui_internal_widget_append(this->html_container, html->w);
3860                         break;
3861                 default:
3862                         break;
3863                 }
3864         }
3865         this->html_skip-=html->skip;
3866         g_free(html->command);
3867         g_free(html->name);
3868         g_free(html->href);
3869 }
3870
3871 static void
3872 gui_internal_html_text(void *dummy, const char *text, int len, void *data, void *error)
3873 {
3874         struct gui_priv *this=data;
3875         struct widget *w;
3876         int depth=this->html_depth-1;
3877         struct html *html=&this->html[depth];
3878         char *text_stripped;
3879
3880         if (this->html_skip)
3881                 return;
3882         while (isspace(text[0])) {
3883                 text++;
3884                 len--;
3885         }
3886         while (len > 0 && isspace(text[len-1]))
3887                 len--;
3888         text_stripped=g_malloc(len+1);
3889         strncpy(text_stripped, text, len);
3890         text_stripped[len]='\0';
3891         if (html->tag == html_tag_html && depth > 2) {
3892                 if (this->html[depth-1].tag == html_tag_script) {
3893                         html=&this->html[depth-2];
3894                 }
3895         }
3896         switch (html->tag) {
3897         case html_tag_a:
3898                 if (html->name && len) {
3899                         this->html_container=gui_internal_menu(this, gettext(text_stripped));
3900                         this->html_container->spx=this->spacing*10;
3901                 }
3902                 break;
3903         case html_tag_h1:
3904                 if (!this->html_container) {
3905                         this->html_container=gui_internal_menu(this, gettext(text_stripped));
3906                         this->html_container->spx=this->spacing*10;
3907                 }
3908                 break;
3909         case html_tag_img:
3910                 if (len) {
3911                         w=gui_internal_box_new(this, gravity_center|orientation_vertical);
3912                         gui_internal_widget_append(w, html->w);
3913                         gui_internal_widget_append(w, gui_internal_text_new(this, gettext(text_stripped), gravity_center|orientation_vertical));
3914                         html->w=w;
3915                 }
3916                 break;
3917         case html_tag_script:
3918                 dbg(1,"execute %s\n",text_stripped);
3919                 gui_internal_evaluate(this,text_stripped);
3920                 break;
3921         default:
3922                 break;
3923         }
3924 }
3925
3926 static void
3927 gui_internal_html_menu(struct gui_priv *this, const char *document, char *anchor)
3928 {
3929         graphics_draw_mode(this->gra, draw_mode_begin);
3930         this->html_container=NULL;
3931         this->html_depth=0;
3932         this->html_anchor=anchor;
3933         this->html_anchor_found=0;
3934         xml_parse_text(document, this, gui_internal_html_start, gui_internal_html_end, gui_internal_html_text);
3935         gui_internal_menu_render(this);
3936         graphics_draw_mode(this->gra, draw_mode_end);
3937 }
3938
3939
3940 static void gui_internal_menu_root(struct gui_priv *this)
3941 {
3942         gui_internal_html_menu(this, this->html_text, "Main Menu");
3943 }
3944
3945 static void
3946 gui_internal_enter(struct gui_priv *this, int ignore)
3947 {
3948         struct graphics *gra=this->gra;
3949         this->ignore_button=ignore;
3950         this->clickp_valid=this->vehicle_valid=0;
3951
3952         navit_block(this->nav, 1);
3953         graphics_overlay_disable(gra, 1);
3954         this->root.p.x=0;
3955         this->root.p.y=0;
3956         this->root.background=this->background;
3957 }
3958
3959 static void
3960 gui_internal_leave(struct gui_priv *this)
3961 {
3962         graphics_draw_mode(this->gra, draw_mode_end);
3963 }
3964
3965 static void
3966 gui_internal_cmd_menu(struct gui_priv *this, struct point *p, int ignore)
3967 {
3968         struct transformation *trans;
3969         struct coord c;
3970         struct coord_geo g;
3971         struct attr attr,attrp;
3972
3973         dbg(1,"enter\n");
3974         gui_internal_enter(this, ignore);
3975         trans=navit_get_trans(this->nav);
3976         attr_free(this->click_coord_geo);
3977         this->click_coord_geo=NULL;
3978         attr_free(this->position_coord_geo);
3979         this->position_coord_geo=NULL;
3980         if (p) {
3981                 transform_reverse(trans, p, &c);
3982                 dbg(1,"x=0x%x y=0x%x\n", c.x, c.y);
3983                 this->clickp.pro=transform_get_projection(trans);
3984                 this->clickp.x=c.x;
3985                 this->clickp.y=c.y;
3986                 transform_to_geo(this->clickp.pro, &c, &g);
3987                 attr.u.coord_geo=&g;
3988                 attr.type=attr_click_coord_geo;
3989                 this->click_coord_geo=attr_dup(&attr);
3990         }
3991         if (navit_get_attr(this->nav, attr_vehicle, &attr, NULL) && attr.u.vehicle
3992                 && vehicle_get_attr(attr.u.vehicle, attr_position_coord_geo, &attrp, NULL)) {
3993                 this->position_coord_geo=attr_dup(&attrp);
3994                 this->vehiclep.pro=transform_get_projection(trans);
3995                 transform_from_geo(this->vehiclep.pro, attrp.u.coord_geo, &c);
3996                 this->vehiclep.x=c.x;
3997                 this->vehiclep.y=c.y;
3998                 this->vehicle_valid=1;
3999         }
4000         // draw menu
4001         gui_internal_menu_root(this);
4002 }
4003
4004 static void
4005 gui_internal_cmd_menu2(struct gui_priv *this)
4006 {
4007         gui_internal_cmd_menu(this, NULL, 1);
4008 }
4009
4010
4011 static void
4012 gui_internal_cmd_log_do(struct gui_priv *this, struct widget *widget)
4013 {
4014         if (widget->text && strlen(widget->text))
4015                 navit_textfile_debug_log(this->nav, "type=log_entry label=\"%s\"",widget->text);
4016         g_free(widget->text);
4017         widget->text=NULL;
4018         gui_internal_prune_menu(this, NULL);
4019         gui_internal_check_exit(this);
4020 }
4021
4022 static void
4023 gui_internal_cmd_log_clicked(struct gui_priv *this, struct widget *widget, void *data)
4024 {
4025         gui_internal_cmd_log_do(this, widget->data);
4026 }
4027
4028 static void
4029 gui_internal_cmd_log_changed(struct gui_priv *this, struct widget *wm, void *data)
4030 {
4031         int len;
4032         if (wm->text) {
4033                 len=strlen(wm->text);
4034                 if (len && (wm->text[len-1] == '\n' || wm->text[len-1] == '\r')) {
4035                         wm->text[len-1]='\0';
4036                         gui_internal_cmd_log_do(this, wm);
4037                 }
4038         }
4039 }
4040
4041
4042 static void
4043 gui_internal_cmd_log(struct gui_priv *this)
4044 {
4045         struct widget *w,*wb,*wk,*wl,*we,*wnext;
4046         gui_internal_enter(this, 1);
4047         wb=gui_internal_menu(this, "Log Message");
4048         w=gui_internal_box_new(this, gravity_left_top|orientation_vertical|flags_expand|flags_fill);
4049         gui_internal_widget_append(wb, w);
4050         we=gui_internal_box_new(this, gravity_left_center|orientation_horizontal|flags_fill);
4051         gui_internal_widget_append(w, we);
4052         gui_internal_widget_append(we, wk=gui_internal_label_new(this, _("Message")));
4053         wk->state |= STATE_EDIT|STATE_CLEAR;
4054         wk->background=this->background;
4055         wk->flags |= flags_expand|flags_fill;
4056         wk->func = gui_internal_cmd_log_changed;
4057         gui_internal_widget_append(we, wnext=gui_internal_image_new(this, image_new_xs(this, "gui_active")));
4058         wnext->state |= STATE_SENSITIVE;
4059         wnext->func = gui_internal_cmd_log_clicked;
4060         wnext->data=wk;
4061         wl=gui_internal_box_new(this, gravity_left_top|orientation_vertical|flags_expand|flags_fill);
4062         gui_internal_widget_append(w, wl);
4063         if (this->keyboard)
4064                 gui_internal_widget_append(w, gui_internal_keyboard(this,2));
4065         gui_internal_menu_render(this);
4066         gui_internal_leave(this);
4067 }
4068
4069 static void
4070 gui_internal_check_exit(struct gui_priv *this)
4071 {
4072         struct graphics *gra=this->gra;
4073         if (! this->root.children) {
4074                 gui_internal_search_idle_end(this);
4075                 gui_internal_search_list_destroy(this);
4076                 graphics_overlay_disable(gra, 0);
4077                 if (!navit_block(this->nav, 0)) {
4078                         if (this->redraw)
4079                                 navit_draw(this->nav);
4080                         else
4081                                 navit_draw_displaylist(this->nav);
4082                 }
4083         }
4084 }
4085
4086 static int
4087 gui_internal_get_attr(struct gui_priv *this, enum attr_type type, struct attr *attr)
4088 {
4089         switch (type) {
4090         case attr_active:
4091                 attr->u.num=this->root.children != NULL;
4092                 break;
4093         case attr_click_coord_geo:
4094                 if (!this->click_coord_geo)
4095                         return 0;
4096                 *attr=*this->click_coord_geo;
4097                 break;
4098         case attr_position_coord_geo:
4099                 if (!this->position_coord_geo)
4100                         return 0;
4101                 *attr=*this->position_coord_geo;
4102                 break;
4103         case attr_pitch:
4104                 attr->u.num=this->pitch;
4105                 break;
4106         default:
4107                 return 0;
4108         }
4109         attr->type=type;
4110         return 1;
4111 }
4112
4113 static int
4114 gui_internal_add_attr(struct gui_priv *this, struct attr *attr)
4115 {
4116         switch (attr->type) {
4117         case attr_xml_text:
4118                 g_free(this->html_text);
4119                 this->html_text=g_strdup(attr->u.str);
4120                 return 1;
4121         default:
4122                 return 0;
4123         }
4124 }
4125
4126 static int
4127 gui_internal_set_attr(struct gui_priv *this, struct attr *attr)
4128 {
4129         switch (attr->type) {
4130         case attr_fullscreen:
4131                 if ((this->fullscreen > 0) != (attr->u.num > 0)) {
4132                         graphics_draw_mode(this->gra, draw_mode_end);
4133                         this->win->fullscreen(this->win, attr->u.num > 0);
4134                         graphics_draw_mode(this->gra, draw_mode_begin);
4135                 }
4136                 this->fullscreen=attr->u.num;
4137                 return 1;
4138         default:
4139                 dbg(0,"%s\n",attr_to_name(attr->type));
4140                 return 0;
4141         }
4142 }
4143
4144 static void gui_internal_dbus_signal(struct gui_priv *this, struct point *p)
4145 {
4146         struct displaylist_handle *dlh;
4147         struct displaylist *display;
4148         struct displayitem *di;
4149
4150         display=navit_get_displaylist(this->nav);
4151         dlh=graphics_displaylist_open(display);
4152         while ((di=graphics_displaylist_next(dlh))) {
4153                 struct item *item=graphics_displayitem_get_item(di);
4154                 if (item_is_point(*item) && graphics_displayitem_get_displayed(di) &&
4155                         graphics_displayitem_within_dist(display, di, p, 10)) {
4156                         struct map_rect *mr=map_rect_new(item->map, NULL);
4157                         struct item *itemo=map_rect_get_item_byid(mr, item->id_hi, item->id_lo);
4158                         struct attr attr;
4159                         if (item_attr_get(itemo, attr_data, &attr)) {
4160                                 struct attr cb,*attr_list[2];
4161                                 int valid=0;
4162                                 attr.type=attr_data;
4163                                 attr_list[0]=&attr;
4164                                 attr_list[1]=NULL;
4165                                 if (navit_get_attr(this->nav, attr_callback_list, &cb, NULL))
4166                                         callback_list_call_attr_4(cb.u.callback_list, attr_command, "dbus_send_signal", attr_list, NULL, &valid);
4167                         }
4168                         map_rect_destroy(mr);
4169                 }
4170         }
4171         graphics_displaylist_close(dlh);
4172 }
4173
4174
4175 //##############################################################################################################
4176 //# Description: Function to handle mouse clicks and scroll wheel movement
4177 //# Comment:
4178 //# Authors: Martin Schaller (04/2008), Stefan Klumpp (04/2008)
4179 //##############################################################################################################
4180 static void gui_internal_button(void *data, int pressed, int button, struct point *p)
4181 {
4182         struct gui_priv *this=data;
4183         struct graphics *gra=this->gra;
4184
4185         dbg(1,"enter %d %d\n", pressed, button);
4186         // if still on the map (not in the menu, yet):
4187         dbg(1,"children=%p ignore_button=%d\n",this->root.children,this->ignore_button);
4188         if (!this->root.children || this->ignore_button) {
4189
4190                 this->ignore_button=0;
4191                 // check whether the position of the mouse changed during press/release OR if it is the scrollwheel
4192                 if (!navit_handle_button(this->nav, pressed, button, p, NULL)) {
4193                         dbg(1,"navit has handled button\n");
4194                         return;
4195                 }
4196                 dbg(1,"menu_on_map_click=%d\n",this->menu_on_map_click);
4197                 if (button != 1)
4198                         return;
4199                 if (this->menu_on_map_click) {
4200                         gui_internal_cmd_menu(this, p, 0);
4201                         return;
4202                 }
4203                 if (this->signal_on_map_click) {
4204                         gui_internal_dbus_signal(this, p);
4205                         return;
4206                 }
4207                 return;
4208         }
4209
4210
4211         // if already in the menu:
4212         if (pressed) {
4213                 this->pressed=1;
4214                 this->current=*p;
4215                 gui_internal_highlight(this);
4216         } else {
4217                 this->pressed=0;
4218                 this->current.x=-1;
4219                 this->current.y=-1;
4220                 graphics_draw_mode(gra, draw_mode_begin);
4221                 gui_internal_call_highlighted(this);
4222                 gui_internal_highlight(this);
4223                 graphics_draw_mode(gra, draw_mode_end);
4224                 gui_internal_check_exit(this);
4225         }
4226 }
4227
4228 static void
4229 gui_internal_setup_gc(struct gui_priv *this)
4230 {
4231         struct color cbh={0x9fff,0x9fff,0x9fff,0xffff};
4232         struct color cf={0xbfff,0xbfff,0xbfff,0xffff};
4233         struct graphics *gra=this->gra;
4234
4235         if (this->background)
4236                 return;
4237         this->background=graphics_gc_new(gra);
4238         this->background2=graphics_gc_new(gra);
4239         this->highlight_background=graphics_gc_new(gra);
4240         graphics_gc_set_foreground(this->highlight_background, &cbh);
4241         this->foreground=graphics_gc_new(gra);
4242         graphics_gc_set_foreground(this->foreground, &cf);
4243         this->text_background=graphics_gc_new(gra);
4244         this->text_foreground=graphics_gc_new(gra);
4245         graphics_gc_set_foreground(this->background, &this->background_color);
4246         graphics_gc_set_foreground(this->background2, &this->background2_color);
4247         graphics_gc_set_foreground(this->text_background, &this->text_background_color);
4248         graphics_gc_set_foreground(this->text_foreground, &this->text_foreground_color);
4249 }
4250
4251 //##############################################################################################################
4252 //# Description:
4253 //# Comment:
4254 //# Authors: Martin Schaller (04/2008)
4255 //##############################################################################################################
4256 static void gui_internal_resize(void *data, int w, int h)
4257 {
4258         struct gui_priv *this=data;
4259         int changed=0;
4260
4261         gui_internal_setup_gc(this);
4262
4263         if (this->root.w != w || this->root.h != h) {
4264                 this->root.w=w;
4265                 this->root.h=h;
4266                 changed=1;
4267         }
4268         dbg(1,"w=%d h=%d children=%p\n", w, h, this->root.children);
4269         navit_handle_resize(this->nav, w, h);
4270         if (this->root.children && changed) {
4271                 gui_internal_prune_menu(this, NULL);
4272                 gui_internal_menu_root(this);
4273         }
4274 }
4275
4276 static void
4277 gui_internal_keynav_point(struct widget *w, int dx, int dy, struct point *p)
4278 {
4279         p->x=w->p.x+w->w/2;
4280         p->y=w->p.y+w->h/2;
4281         if (dx < 0)
4282                 p->x=w->p.x;
4283         if (dx > 0)
4284                 p->x=w->p.x+w->w;
4285         if (dy < 0)
4286                 p->y=w->p.y;
4287         if (dy > 0)
4288                 p->y=w->p.y+w->h;
4289 }
4290
4291 static void
4292 gui_internal_keynav_find_closest(struct widget *wi, struct point *p, int dx, int dy, int *distance, struct widget **result)
4293 {
4294         GList *l=wi->children;
4295         if (wi->state & STATE_SENSITIVE) {
4296                 int dist1,dist2;
4297                 struct point wp;
4298                 gui_internal_keynav_point(wi, -dx, -dy, &wp);
4299                 if (dx) {
4300                         dist1=(wp.x-p->x)*dx;
4301                         dist2=wp.y-p->y;
4302                 } else if (dy) {
4303                         dist1=(wp.y-p->y)*dy;
4304                         dist2=wp.x-p->x;
4305                 } else {
4306                         dist2=wp.x-p->x;
4307                         dist1=wp.y-p->y;
4308                         if (dist1 < 0)
4309                                 dist1=-dist1;
4310                 }
4311                 dbg(1,"checking %d,%d %d %d against %d,%d-%d,%d result %d,%d\n", p->x, p->y, dx, dy, wi->p.x, wi->p.y, wi->p.x+wi->w, wi->p.y+wi->h, dist1, dist2);
4312                 if (dist1 >= 0) {
4313                         if (dist2 < 0)
4314                                 dist1-=dist2;
4315                         else
4316                                 dist1+=dist2;
4317                         if (dist1 < *distance) {
4318                                 *result=wi;
4319                                 *distance=dist1;
4320                         }
4321                 }
4322         }
4323         while (l) {
4324                 struct widget *child=l->data;
4325                 gui_internal_keynav_find_closest(child, p, dx, dy, distance, result);
4326                 l=g_list_next(l);
4327         }
4328 }
4329
4330 static void
4331 gui_internal_keynav_highlight_next(struct gui_priv *this, int dx, int dy)
4332 {
4333         struct widget *result,*menu=g_list_last(this->root.children)->data;
4334         struct point p;
4335         int distance;
4336         if (this->highlighted && this->highlighted_menu == g_list_last(this->root.children)->data)
4337                 gui_internal_keynav_point(this->highlighted, dx, dy, &p);
4338         else {
4339                 p.x=0;
4340                 p.y=0;
4341                 distance=INT_MAX;
4342                 result=NULL;
4343                 gui_internal_keynav_find_closest(menu, &p, 0, 0, &distance, &result);
4344                 if (result) {
4345                         gui_internal_keynav_point(result, dx, dy, &p);
4346                         dbg(1,"result origin=%p p=%d,%d\n", result, p.x, p.y);
4347                 }
4348         }
4349         result=NULL;
4350         distance=INT_MAX;
4351         gui_internal_keynav_find_closest(menu, &p, dx, dy, &distance, &result);
4352         dbg(1,"result=%p\n", result);
4353         if (! result) {
4354                 if (dx < 0)
4355                         p.x=this->root.w;
4356                 if (dx > 0)
4357                         p.x=0;
4358                 if (dy < 0)
4359                         p.y=this->root.h;
4360                 if (dy > 0)
4361                         p.y=0;
4362                 result=NULL;
4363                 distance=INT_MAX;
4364                 gui_internal_keynav_find_closest(menu, &p, dx, dy, &distance, &result);
4365                 dbg(1,"wraparound result=%p\n", result);
4366         }
4367         gui_internal_highlight_do(this, result);
4368         if (result)
4369                 gui_internal_say(this, result, 1);
4370 }
4371
4372 //##############################################################################################################
4373 //# Description:
4374 //# Comment:
4375 //# Authors: Martin Schaller (04/2008)
4376 //##############################################################################################################
4377 static void gui_internal_keypress(void *data, char *key)
4378 {
4379         struct gui_priv *this=data;
4380         int w,h;
4381         struct point p;
4382         if (!this->root.children) {
4383                 transform_get_size(navit_get_trans(this->nav), &w, &h);
4384                 switch (*key) {
4385                 case NAVIT_KEY_UP:
4386                         p.x=w/2;
4387                         p.y=0;
4388                         navit_set_center_screen(this->nav, &p, 1);
4389                         break;
4390                 case NAVIT_KEY_DOWN:
4391                         p.x=w/2;
4392                         p.y=h;
4393                         navit_set_center_screen(this->nav, &p, 1);
4394                         break;
4395                 case NAVIT_KEY_LEFT:
4396                         p.x=0;
4397                         p.y=h/2;
4398                         navit_set_center_screen(this->nav, &p, 1);
4399                         break;
4400                 case NAVIT_KEY_RIGHT:
4401                         p.x=w;
4402                         p.y=h/2;
4403                         navit_set_center_screen(this->nav, &p, 1);
4404                         break;
4405                 case NAVIT_KEY_ZOOM_IN:
4406                         navit_zoom_in(this->nav, 2, NULL);
4407                         break;
4408                 case NAVIT_KEY_ZOOM_OUT:
4409                         navit_zoom_out(this->nav, 2, NULL);
4410                         break;
4411                 case NAVIT_KEY_RETURN:
4412                 case NAVIT_KEY_MENU:
4413                         gui_internal_cmd_menu(this, NULL, 0);
4414                         break;
4415                 }
4416                 return;
4417         }
4418         graphics_draw_mode(this->gra, draw_mode_begin);
4419         switch (*key) {
4420         case NAVIT_KEY_LEFT:
4421                 gui_internal_keynav_highlight_next(this,-1,0);
4422                 break;
4423         case NAVIT_KEY_RIGHT:
4424                 gui_internal_keynav_highlight_next(this,1,0);
4425                 break;
4426         case NAVIT_KEY_UP:
4427                 gui_internal_keynav_highlight_next(this,0,-1);
4428                 break;
4429         case NAVIT_KEY_DOWN:
4430                 gui_internal_keynav_highlight_next(this,0,1);
4431                 break;
4432         case NAVIT_KEY_BACK:
4433                 break;
4434         case NAVIT_KEY_RETURN:
4435                 if (this->highlighted && this->highlighted_menu == g_list_last(this->root.children)->data)
4436                         gui_internal_call_highlighted(this);
4437                 else
4438                         gui_internal_keypress_do(this, key);
4439                 break;
4440         default:
4441                 gui_internal_keypress_do(this, key);
4442         }
4443         graphics_draw_mode(this->gra, draw_mode_end);
4444         gui_internal_check_exit(this);
4445 }
4446
4447
4448 //##############################################################################################################
4449 //# Description:
4450 //# Comment:
4451 //# Authors: Martin Schaller (04/2008)
4452 //##############################################################################################################
4453 static int gui_internal_set_graphics(struct gui_priv *this, struct graphics *gra)
4454 {
4455         struct window *win;
4456         struct transformation *trans=navit_get_trans(this->nav);
4457
4458         win=graphics_get_data(gra, "window");
4459         if (! win)
4460                 return 1;
4461         navit_ignore_graphics_events(this->nav, 1);
4462         this->gra=gra;
4463         this->win=win;
4464         navit_ignore_graphics_events(this->nav, 1);
4465         transform_get_size(trans, &this->root.w, &this->root.h);
4466         this->resize_cb=callback_new_attr_1(callback_cast(gui_internal_resize), attr_resize, this);
4467         graphics_add_callback(gra, this->resize_cb);
4468         this->button_cb=callback_new_attr_1(callback_cast(gui_internal_button), attr_button, this);
4469         graphics_add_callback(gra, this->button_cb);
4470         this->motion_cb=callback_new_attr_1(callback_cast(gui_internal_motion), attr_motion, this);
4471         graphics_add_callback(gra, this->motion_cb);
4472         this->keypress_cb=callback_new_attr_1(callback_cast(gui_internal_keypress), attr_keypress, this);
4473         graphics_add_callback(gra, this->keypress_cb);
4474         this->window_closed_cb=callback_new_attr_1(callback_cast(gui_internal_window_closed), attr_window_closed, this);
4475         graphics_add_callback(gra, this->window_closed_cb);
4476
4477         // set fullscreen if needed
4478         if (this->fullscreen)
4479                 this->win->fullscreen(this->win, this->fullscreen != 0);
4480         /* Was resize callback already issued? */
4481         if (navit_get_ready(this->nav) & 2)
4482                 gui_internal_setup_gc(this);
4483         return 0;
4484 }
4485
4486 static void gui_internal_disable_suspend(struct gui_priv *this)
4487 {
4488         if (this->win->disable_suspend)
4489                 this->win->disable_suspend(this->win);
4490 }
4491
4492 //##############################################################################################################
4493 //# Description:
4494 //# Comment:
4495 //# Authors: Martin Schaller (04/2008)
4496 //##############################################################################################################
4497 struct gui_methods gui_internal_methods = {
4498         NULL,
4499         NULL,
4500         gui_internal_set_graphics,
4501         NULL,
4502         NULL,
4503         NULL,
4504         gui_internal_disable_suspend,
4505         gui_internal_get_attr,
4506         gui_internal_add_attr,
4507         gui_internal_set_attr,
4508 };
4509
4510 static void
4511 gui_internal_get_data(struct gui_priv *priv, char *command, struct attr **in, struct attr ***out)
4512 {
4513         struct attr private_data = (struct attr) { attr_private_data, {(void *)&priv->data}};
4514         if (out)
4515                 *out=attr_generic_add_attr(*out, &private_data);
4516 }
4517
4518 static void
4519 gui_internal_add_callback(struct gui_priv *priv, struct callback *cb)
4520 {
4521         callback_list_add(priv->cbl, cb);
4522 }
4523
4524 static void
4525 gui_internal_remove_callback(struct gui_priv *priv, struct callback *cb)
4526 {
4527         callback_list_remove(priv->cbl, cb);
4528 }
4529
4530
4531 static struct gui_internal_methods gui_internal_methods_ext = {
4532         gui_internal_add_callback,
4533         gui_internal_remove_callback,
4534         gui_internal_menu_render,
4535         image_new_xs,
4536         image_new_l,
4537 };
4538
4539
4540 static enum flags
4541 gui_internal_get_flags(struct widget *widget)
4542 {
4543         return widget->flags;
4544 }
4545
4546 static void
4547 gui_internal_set_flags(struct widget *widget, enum flags flags)
4548 {
4549         widget->flags=flags;
4550 }
4551
4552 static int
4553 gui_internal_get_state(struct widget *widget)
4554 {
4555         return widget->state;
4556 }
4557
4558 static void
4559 gui_internal_set_state(struct widget *widget, int state)
4560 {
4561         widget->state=state;
4562 }
4563
4564 static void
4565 gui_internal_set_func(struct widget *widget, void (*func)(struct gui_priv *priv, struct widget *widget, void *data))
4566 {
4567         widget->func=func;
4568 }
4569
4570 static void
4571 gui_internal_set_data(struct widget *widget, void *data)
4572 {
4573         widget->data=data;
4574 }
4575
4576 static void
4577 gui_internal_set_default_background(struct gui_priv *this, struct widget *widget)
4578 {
4579         widget->background=this->background;
4580 }
4581
4582 static struct gui_internal_widget_methods gui_internal_widget_methods = {
4583         gui_internal_widget_append,
4584         gui_internal_button_new,
4585         gui_internal_button_new_with_callback,
4586         gui_internal_box_new,
4587         gui_internal_label_new,
4588         gui_internal_image_new,
4589         gui_internal_keyboard,
4590         gui_internal_menu,
4591         gui_internal_get_flags,
4592         gui_internal_set_flags,
4593         gui_internal_get_state,
4594         gui_internal_set_state,
4595         gui_internal_set_func,
4596         gui_internal_set_data,
4597         gui_internal_set_default_background,
4598 };
4599
4600 static void
4601 gui_internal_cmd_write(struct gui_priv * this, char *function, struct attr **in, struct attr ***out, int *valid)
4602 {
4603         char *str=NULL,*str2=NULL;
4604         dbg(1,"enter %s %p %p %p\n",function,in,out,valid);
4605         if (!in || !in[0])
4606                 return;
4607         dbg(1,"%s\n",attr_to_name(in[0]->type));
4608         if (ATTR_IS_STRING(in[0]->type)) {
4609                 str=in[0]->u.str;
4610         }
4611         if (ATTR_IS_COORD_GEO(in[0]->type)) {
4612                 str=str2=coordinates_geo(in[0]->u.coord_geo, '\n');
4613         }
4614         if (str) {
4615                 str=g_strdup_printf("<html>%s</html>\n",str);
4616                 xml_parse_text(str, this, gui_internal_html_start, gui_internal_html_end, gui_internal_html_text);
4617         }
4618         g_free(str);
4619         g_free(str2);
4620 }
4621
4622
4623 /**
4624  * @brief Creates a new table widget.
4625  *
4626  * Creates and returns a new table widget.  This function will
4627  * setup next/previous buttons as children.
4628  *
4629  * @param this The graphics context.
4630  * @param flags widget sizing flags.
4631  * @returns The newly created widget
4632  */
4633 struct widget * gui_internal_widget_table_new(struct gui_priv * this, enum flags flags, int buttons)
4634 {
4635         struct widget * widget = g_new0(struct widget,1);
4636         struct table_data * data = NULL;
4637         widget->type=widget_table;
4638         widget->flags=flags;
4639         widget->data = g_new0(struct table_data,1);
4640         widget->data_free=gui_internal_table_data_free;
4641         data = (struct table_data*)widget->data;
4642
4643
4644         if (buttons) {
4645         data->next_button = gui_internal_button_new_with_callback
4646                 (this,"Next",image_new_xs(this, "gui_active") ,
4647                  gravity_left_center  |orientation_vertical,
4648                  gui_internal_table_button_next,NULL);
4649         data->next_button->data=widget;
4650
4651
4652         data->prev_button =  gui_internal_button_new_with_callback
4653                 (this,"Prev",
4654                  image_new_xs(this, "gui_active")
4655                  ,gravity_right_center |orientation_vertical,
4656                  gui_internal_table_button_prev,NULL);
4657
4658         data->prev_button->data=widget;
4659
4660         data->this=this;
4661
4662         data->button_box=gui_internal_box_new(this,
4663                                               gravity_center|orientation_horizontal);
4664         data->button_box->children=g_list_append(data->button_box->children,
4665                                                  data->next_button);
4666         data->button_box->children=g_list_append(data->button_box->children,
4667                                                  data->prev_button);
4668         //data->button_box->background=this->background2;
4669         data->button_box->bl=this->spacing;
4670         widget->children=g_list_append(widget->children,data->button_box);
4671         gui_internal_widget_pack(this,data->button_box);
4672         }
4673
4674         return widget;
4675
4676 }
4677
4678 /**
4679  * @brief Clears all the rows from the table.
4680  * This function removes all rows from a table.
4681  * New rows can later be added to the table.
4682  */
4683 void gui_internal_widget_table_clear(struct gui_priv * this,struct widget * table)
4684 {
4685   GList * iter;
4686   struct table_data * table_data = (struct table_data* ) table->data;
4687
4688   iter = table->children;
4689   while(iter ) {
4690           if(iter->data != table_data->button_box) {
4691                   struct widget * child = (struct widget*)iter->data;
4692                   gui_internal_widget_destroy(this,child);
4693                   if(table->children == iter) {
4694                           table->children = g_list_remove(iter,iter->data);
4695                           iter=table->children;
4696                   }
4697                   else
4698                           iter = g_list_remove(iter,iter->data);
4699           }
4700           else {
4701                   iter = g_list_next(iter);
4702           }
4703
4704   }
4705   table_data->top_row=NULL;
4706   table_data->bottom_row=NULL;
4707   if(table_data->page_headers)
4708           g_list_free(table_data->page_headers);
4709   table_data->page_headers=NULL;
4710 }
4711
4712
4713 /**
4714  * Creates a new table_row widget.
4715  * @param this The graphics context
4716  * @param flags Sizing flags for the row
4717  * @returns The new table_row widget.
4718  */
4719 struct widget * gui_internal_widget_table_row_new(struct gui_priv * this, enum flags flags)
4720 {
4721         struct widget * widget = g_new0(struct widget,1);
4722         widget->type=widget_table_row;
4723         widget->flags=flags;
4724         return widget;
4725 }
4726
4727
4728
4729 /**
4730  * @brief Computes the column dimensions for the table.
4731  *
4732  * @param w The table widget to compute dimensions for.
4733  *
4734  * This function examines all of the rows and columns for the table w
4735  * and returns a list (GList) of table_column_desc elements that
4736  * describe each column of the table.
4737  *
4738  * The caller is responsible for freeing the returned list.
4739  */
4740 static GList * gui_internal_compute_table_dimensions(struct gui_priv * this,struct widget * w)
4741 {
4742
4743         GList * column_desc = NULL;
4744         GList * current_desc=NULL;
4745         GList * cur_row = w->children;
4746         struct widget * cur_row_widget=NULL;
4747         GList * cur_column=NULL;
4748         struct widget * cell_w=NULL;
4749         struct table_column_desc * current_cell=NULL;
4750         struct table_data * table_data=NULL;
4751         int height=0;
4752         int width=0;
4753         int total_width=0;
4754         int column_count=0;
4755
4756         /**
4757          * Scroll through the the table and
4758          * 1. Compute the maximum width + height of each column across all rows.
4759          */
4760         table_data = (struct table_data*) w->data;
4761         for(cur_row=w->children;  cur_row ; cur_row = g_list_next(cur_row) )
4762         {
4763                 cur_row_widget = (struct widget*) cur_row->data;
4764                 current_desc = column_desc;
4765                 if(cur_row_widget == table_data->button_box)
4766                 {
4767                         continue;
4768                 }
4769                 column_count=0;
4770                 for(cur_column = cur_row_widget->children; cur_column;
4771                     cur_column=g_list_next(cur_column))
4772                 {
4773                         cell_w = (struct widget*) cur_column->data;
4774                         gui_internal_widget_pack(this,cell_w);
4775                         if(current_desc == 0)
4776                         {
4777                                 current_cell = g_new0(struct table_column_desc,1);
4778                                 column_desc = g_list_append(column_desc,current_cell);
4779                                 current_desc = g_list_last(column_desc);
4780                                 current_cell->height=cell_w->h;
4781                                 current_cell->width=cell_w->w;
4782                                 total_width+=cell_w->w;
4783
4784                         }
4785                         else
4786                         {
4787                                 current_cell = current_desc->data;
4788                                 height = cell_w->h;
4789                                 width = cell_w->w;
4790                                 if(current_cell->height < height )
4791                                 {
4792                                         current_cell->height = height;
4793                                 }
4794                                 if(current_cell->width < width)
4795                                 {
4796                                         total_width += (width-current_cell->width);
4797                                         current_cell->width = width;
4798
4799
4800
4801                                 }
4802                                 current_desc = g_list_next(current_desc);
4803                         }
4804                         column_count++;
4805
4806                 }/* column loop */
4807
4808         } /*row loop */
4809
4810
4811         /**
4812          * If the width of all columns is less than the width off
4813          * the table expand each cell proportionally.
4814          *
4815          */
4816         if(total_width+(this->spacing*column_count) < w->w ) {
4817                 for(current_desc=column_desc; current_desc; current_desc=g_list_next(current_desc)) {
4818                         current_cell = (struct table_column_desc*) current_desc->data;
4819                         current_cell->width= ( (current_cell->width+this->spacing)/(float)total_width) * w->w ;
4820                 }
4821         }
4822
4823         return column_desc;
4824 }
4825
4826
4827 /**
4828  * @brief Computes the height and width for the table.
4829  *
4830  * The height and widht are computed to display all cells in the table
4831  * at the requested height/width.
4832  *
4833  * @param this The graphics context
4834  * @param w The widget to pack.
4835  *
4836  */
4837 void gui_internal_table_pack(struct gui_priv * this, struct widget * w)
4838 {
4839
4840         int height=0;
4841         int width=0;
4842         int count=0;
4843         GList * column_data = gui_internal_compute_table_dimensions(this,w);
4844         GList * current=0;
4845         struct table_column_desc * cell_desc=0;
4846         struct table_data * table_data = (struct table_data*)w->data;
4847
4848         for(current = column_data; current; current=g_list_next(current))
4849         {
4850                 if(table_data->button_box == current->data )
4851                 {
4852                         continue;
4853                 }
4854                 cell_desc = (struct table_column_desc *) current->data;
4855                 width = width + cell_desc->width + this->spacing;
4856                 if(height < cell_desc->height)
4857                 {
4858                         height = cell_desc->height ;
4859                 }
4860         }
4861
4862
4863
4864         for(current=w->children; current; current=g_list_next(current))
4865         {
4866                 if(current->data!= table_data->button_box)
4867                 {
4868                         count++;
4869                 }
4870         }
4871         if (table_data->button_box)
4872                 gui_internal_widget_pack(this,table_data->button_box);
4873
4874
4875
4876         if(w->h + w->c.y   > this->root.h   )
4877         {
4878                 /**
4879                  * Do not allow the widget to exceed the screen.
4880                  *
4881                  */
4882                 w->h = this->root.h- w->c.y  - height;
4883         }
4884         w->w = width;
4885
4886         /**
4887          * Deallocate column descriptions.
4888          */
4889         current = column_data;
4890         while( (current = g_list_last(current)) )
4891         {
4892                 current = g_list_remove(current,current->data);
4893         }
4894
4895 }
4896
4897
4898
4899 /**
4900  * @brief Renders a table widget.
4901  *
4902  * @param this The graphics context
4903  * @param w The table widget to render.
4904  */
4905 void gui_internal_table_render(struct gui_priv * this, struct widget * w)
4906 {
4907
4908         int x;
4909         int y;
4910         GList * column_desc=NULL;
4911         GList * cur_row = NULL;
4912         GList * current_desc=NULL;
4913         struct table_data * table_data = (struct table_data*)w->data;
4914         int is_skipped=0;
4915         int is_first_page=1;
4916         struct table_column_desc * dim=NULL;
4917
4918         dbg_assert(table_data);
4919         column_desc = gui_internal_compute_table_dimensions(this,w);
4920         y=w->p.y;
4921
4922         /**
4923          * Skip rows that are on previous pages.
4924          */
4925         cur_row = w->children;
4926         if(table_data->top_row && table_data->top_row != w->children )
4927         {
4928                 cur_row = table_data->top_row;
4929                 is_first_page=0;
4930         }
4931
4932
4933         /**
4934          * Loop through each row.  Drawing each cell with the proper sizes,
4935          * at the proper positions.
4936          */
4937         for(table_data->top_row=cur_row; cur_row; cur_row = g_list_next(cur_row))
4938         {
4939                 GList * cur_column=NULL;
4940                 current_desc = column_desc;
4941                 struct widget * cur_row_widget = (struct widget*)cur_row->data;
4942                 int max_height=0;
4943                 x =w->p.x+this->spacing;
4944                 if(cur_row_widget == table_data->button_box )
4945                 {
4946                         continue;
4947                 }
4948                 dim = (struct table_column_desc*)current_desc->data;
4949
4950                 if( y + dim->height + (table_data->button_box ? table_data->button_box->h : 0) + this->spacing >= w->p.y + w->h )
4951                 {
4952                         /*
4953                          * No more drawing space left.
4954                          */
4955                         is_skipped=1;
4956                         break;
4957
4958                 }
4959                 for(cur_column = cur_row_widget->children; cur_column;
4960                     cur_column=g_list_next(cur_column))
4961                 {
4962                         struct  widget * cur_widget = (struct widget*) cur_column->data;
4963                         dim = (struct table_column_desc*)current_desc->data;
4964
4965                         cur_widget->p.x=x;
4966                         cur_widget->w=dim->width;
4967                         cur_widget->p.y=y;
4968                         cur_widget->h=dim->height;
4969                         x=x+cur_widget->w;
4970                         max_height = dim->height;
4971                         /* We pack the widget before rendering to ensure that the x and y
4972                          * coordinates get pushed down.
4973                          */
4974                         gui_internal_widget_pack(this,cur_widget);
4975                         gui_internal_widget_render(this,cur_widget);
4976
4977                         if(dim->height > max_height)
4978                         {
4979                                 max_height = dim->height;
4980                         }
4981                 }
4982                 y = y + max_height;
4983                 table_data->bottom_row=cur_row;
4984                 current_desc = g_list_next(current_desc);
4985         }
4986         if(table_data->button_box && (is_skipped || !is_first_page)  )
4987         {
4988                 table_data->button_box->p.y =w->p.y+w->h-table_data->button_box->h -
4989                         this->spacing;
4990                 if(table_data->button_box->p.y < y )
4991                 {
4992                         table_data->button_box->p.y=y;
4993                 }
4994                 table_data->button_box->p.x = w->p.x;
4995                 table_data->button_box->w = w->w;
4996                 //    table_data->button_box->h = w->h - y;
4997                 //    table_data->next_button->h=table_data->button_box->h;
4998                 //    table_data->prev_button->h=table_data->button_box->h;
4999                 //    table_data->next_button->c.y=table_data->button_box->c.y;
5000                 //    table_data->prev_button->c.y=table_data->button_box->c.y;
5001
5002                 gui_internal_widget_pack(this,table_data->button_box);
5003                 if(table_data->next_button->p.y > w->p.y + w->h + table_data->next_button->h)
5004                 {
5005
5006                         table_data->button_box->p.y = w->p.y + w->h -
5007                                 table_data->button_box->h;
5008                 }
5009                 if(is_skipped)
5010                 {
5011                         table_data->next_button->state|= STATE_SENSITIVE;
5012                 }
5013                 else
5014                 {
5015                         table_data->next_button->state&= ~STATE_SENSITIVE;
5016                 }
5017
5018                 if(table_data->top_row != w->children)
5019                 {
5020                         table_data->prev_button->state|= STATE_SENSITIVE;
5021                 }
5022                 else
5023                 {
5024                         table_data->prev_button->state&= ~STATE_SENSITIVE;
5025                 }
5026                 gui_internal_widget_render(this,table_data->button_box);
5027
5028
5029         }
5030
5031         /**
5032          * Deallocate column descriptions.
5033          */
5034         current_desc = column_desc;
5035         while( (current_desc = g_list_last(current_desc)) )
5036         {
5037                 current_desc = g_list_remove(current_desc,current_desc->data);
5038         }
5039 }
5040
5041
5042 /**
5043  * @brief Displays Route information
5044  *
5045  * @li The name of the active vehicle
5046  * @param wm The button that was pressed.
5047  * @param v Unused
5048  */
5049 static void
5050 gui_internal_cmd2_route_description(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
5051 {
5052
5053
5054         struct widget * menu;
5055         struct widget * row;
5056
5057
5058         if(! this->vehicle_cb)
5059         {
5060           /**
5061            * Register the callback on vehicle updates.
5062            */
5063           this->vehicle_cb = callback_new_attr_1(callback_cast(gui_internal_route_update),
5064                                                        attr_position_coord_geo,this);
5065           navit_add_callback(this->nav,this->vehicle_cb);
5066         }
5067
5068         this->route_data.route_table = gui_internal_widget_table_new(this,gravity_left_top | flags_fill | flags_expand |orientation_vertical,1);
5069         row = gui_internal_widget_table_row_new(this,gravity_left | orientation_horizontal | flags_fill);
5070
5071         row = gui_internal_widget_table_row_new(this,gravity_left | orientation_horizontal | flags_fill);
5072
5073
5074         menu=gui_internal_menu(this,_("Route Description"));
5075
5076         menu->free=gui_internal_route_screen_free;
5077         this->route_data.route_showing=1;
5078         this->route_data.route_table->spx = this->spacing;
5079
5080
5081         struct widget * box = gui_internal_box_new(this, gravity_left_top| orientation_vertical | flags_fill | flags_expand);
5082
5083         //      gui_internal_widget_append(box,gui_internal_box_new_with_label(this,"Test"));
5084         gui_internal_widget_append(box,this->route_data.route_table);
5085         box->w=menu->w;
5086         box->spx = this->spacing;
5087         this->route_data.route_table->w=box->w;
5088         gui_internal_widget_append(menu,box);
5089         gui_internal_populate_route_table(this,this->nav);
5090         gui_internal_menu_render(this);
5091
5092 }
5093
5094 static int
5095 line_intersection(struct coord* a1, struct coord *a2, struct coord * b1, struct coord *b2, struct coord *res)
5096 {
5097         int n, a, b;
5098         int adx=a2->x-a1->x;
5099         int ady=a2->y-a1->y;
5100         int bdx=b2->x-b1->x;
5101         int bdy=b2->y-b1->y;
5102         n = bdy * adx - bdx * ady;
5103         a = bdx * (a1->y - b1->y) - bdy * (a1->x - b1->x);
5104         b = adx * (a1->y - b1->y) - ady * (a1->x - b1->x);
5105         if (n < 0) {
5106                 n = -n;
5107                 a = -a;
5108                 b = -b;
5109         }
5110         if (a < 0 || b < 0)
5111                 return 0;
5112         if (a > n || b > n)
5113                 return 0;
5114         if (n == 0) {
5115                 dbg(0,"a=%d b=%d n=%d\n", a, b, n);
5116                 dbg(0,"a1=0x%x,0x%x ad %d,%d\n", a1->x, a1->y, adx, ady);
5117                 dbg(0,"b1=0x%x,0x%x bd %d,%d\n", b1->x, b1->y, bdx, bdy);
5118                 dbg_assert(n != 0);
5119         }
5120         res->x = a1->x + a * adx / n;
5121         res->y = a1->y + a * ady / n;
5122         return 1;
5123 }
5124
5125 struct heightline {
5126         struct heightline *next;
5127         int height;
5128         struct coord_rect bbox;
5129         int count;
5130         struct coord c[0];
5131 };
5132
5133 struct diagram_point {
5134         struct diagram_point *next;
5135         struct coord c;
5136 };
5137
5138 static struct heightline *
5139 item_get_heightline(struct item *item)
5140 {
5141         struct heightline *ret=NULL;
5142         struct street_data *sd;
5143         struct attr attr;
5144         int i,height;
5145
5146         if (item_attr_get(item, attr_label, &attr)) {
5147                 height=atoi(attr.u.str);
5148                 sd=street_get_data(item);
5149                 if (sd && sd->count > 1) {
5150                         ret=g_malloc(sizeof(struct heightline)+sd->count*sizeof(struct coord));
5151                         ret->bbox.lu=sd->c[0];
5152                         ret->bbox.rl=sd->c[0];
5153                         ret->count=sd->count;
5154                         ret->height=height;
5155                         for (i = 0 ; i < sd->count ; i++) {
5156                                 ret->c[i]=sd->c[i];
5157                                 coord_rect_extend(&ret->bbox, sd->c+i);
5158                         }
5159                 }
5160                 street_data_free(sd);
5161         }
5162         return ret;
5163 }
5164
5165
5166 /**
5167  * @brief Displays Route Height Profile
5168  *
5169  * @li The name of the active vehicle
5170  * @param wm The button that was pressed.
5171  * @param v Unused
5172  */
5173 static void
5174 gui_internal_cmd2_route_height_profile(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
5175 {
5176
5177
5178         struct widget * menu, *box;
5179
5180         struct map * map=NULL;
5181         struct map_rect * mr=NULL;
5182         struct route * route;
5183         struct item * item =NULL;
5184         struct mapset *ms;
5185         struct mapset_handle *msh;
5186         int x,i,first=1,dist=0;
5187         struct coord c,last,res;
5188         struct coord_rect rbbox,dbbox;
5189         struct map_selection sel;
5190         struct heightline *heightline,*heightlines=NULL;
5191         struct diagram_point *min,*diagram_point,*diagram_points=NULL;
5192         sel.next=NULL;
5193         sel.order=18;
5194         sel.range.min=type_height_line_1;
5195         sel.range.max=type_height_line_3;
5196
5197
5198         menu=gui_internal_menu(this,_("Height Profile"));
5199         box = gui_internal_box_new(this, gravity_left_top| orientation_vertical | flags_fill | flags_expand);
5200         gui_internal_widget_append(menu, box);
5201         route = navit_get_route(this->nav);
5202         if (route)
5203                 map = route_get_map(route);
5204         if(map)
5205                 mr = map_rect_new(map,NULL);
5206         if(mr) {
5207                 while((item = map_rect_get_item(mr))) {
5208                         while (item_coord_get(item, &c, 1)) {
5209                                 if (first) {
5210                                         first=0;
5211                                         sel.u.c_rect.lu=c;
5212                                         sel.u.c_rect.rl=c;
5213                                 } else
5214                                         coord_rect_extend(&sel.u.c_rect, &c);
5215                         }
5216                 }
5217                 map_rect_destroy(mr);
5218                 ms=navit_get_mapset(this->nav);
5219                 if (!first && ms) {
5220                         msh=mapset_open(ms);
5221                         while ((map=mapset_next(msh, 1))) {
5222                                 mr=map_rect_new(map, &sel);
5223                                 if (mr) {
5224                                         while((item = map_rect_get_item(mr))) {
5225                                                 if (item->type >= sel.range.min && item->type <= sel.range.max) {
5226                                                         heightline=item_get_heightline(item);
5227                                                         if (heightline) {
5228                                                                 heightline->next=heightlines;
5229                                                                 heightlines=heightline;
5230                                                         }
5231                                                 }
5232                                         }
5233                                         map_rect_destroy(mr);
5234                                 }
5235                         }
5236                         mapset_close(msh);
5237                 }
5238         }
5239         map=NULL;
5240         mr=NULL;
5241         if (route)
5242                 map = route_get_map(route);
5243         if(map)
5244                 mr = map_rect_new(map,NULL);
5245         if(mr && heightlines) {
5246                 while((item = map_rect_get_item(mr))) {
5247                         first=1;
5248                         while (item_coord_get(item, &c, 1)) {
5249                                 if (first)
5250                                         first=0;
5251                                 else {
5252                                         heightline=heightlines;
5253                                         rbbox.lu=last;
5254                                         rbbox.rl=last;
5255                                         coord_rect_extend(&rbbox, &c);
5256                                         while (heightline) {
5257                                                 if (coord_rect_overlap(&rbbox, &heightline->bbox)) {
5258                                                         for (i = 0 ; i < heightline->count - 1; i++) {
5259                                                                 if (heightline->c[i].x != heightline->c[i+1].x || heightline->c[i].y != heightline->c[i+1].y) {
5260                                                                         if (line_intersection(heightline->c+i, heightline->c+i+1, &last, &c, &res)) {
5261                                                                                 diagram_point=g_new(struct diagram_point, 1);
5262                                                                                 diagram_point->c.x=dist+transform_distance(projection_mg, &last, &res);
5263                                                                                 diagram_point->c.y=heightline->height;
5264                                                                                 diagram_point->next=diagram_points;
5265                                                                                 diagram_points=diagram_point;
5266                                                                                 dbg(0,"%d %d\n", diagram_point->c.x, diagram_point->c.y);
5267                                                                         }
5268                                                                 }
5269                                                         }
5270                                                 }
5271                                                 heightline=heightline->next;
5272                                         }
5273                                         dist+=transform_distance(projection_mg, &last, &c);
5274                                 }
5275                                 last=c;
5276                         }
5277
5278                 }
5279                 map_rect_destroy(mr);
5280         }
5281
5282
5283         gui_internal_menu_render(this);
5284         first=1;
5285         diagram_point=diagram_points;
5286         while (diagram_point) {
5287                 if (first) {
5288                         dbbox.lu=diagram_point->c;
5289                         dbbox.rl=diagram_point->c;
5290                         first=0;
5291                 } else
5292                         coord_rect_extend(&dbbox, &diagram_point->c);
5293                 diagram_point=diagram_point->next;
5294         }
5295         dbg(0,"%d %d %d %d\n", dbbox.lu.x, dbbox.lu.y, dbbox.rl.x, dbbox.rl.y);
5296         if (dbbox.rl.x > dbbox.lu.x && dbbox.lu.x*100/(dbbox.rl.x-dbbox.lu.x) <= 25)
5297                 dbbox.lu.x=0;
5298         if (dbbox.lu.y > dbbox.rl.y && dbbox.rl.y*100/(dbbox.lu.y-dbbox.rl.y) <= 25)
5299                 dbbox.rl.y=0;
5300         dbg(0,"%d,%d %dx%d\n", box->p.x, box->p.y, box->w, box->h);
5301         x=dbbox.lu.x;
5302         first=1;
5303         for (;;) {
5304                 struct point p[2];
5305                 min=NULL;
5306                 diagram_point=diagram_points;
5307                 while (diagram_point) {
5308                         if (diagram_point->c.x >= x && (!min || min->c.x > diagram_point->c.x))
5309                                 min=diagram_point;
5310                         diagram_point=diagram_point->next;
5311                 }
5312                 if (! min)
5313                         break;
5314                 p[1].x=(min->c.x-dbbox.lu.x)*(box->w-10)/(dbbox.rl.x-dbbox.lu.x)+box->p.x+5;
5315                 p[1].y=(min->c.y-dbbox.rl.y)*(box->h-10)/(dbbox.lu.y-dbbox.rl.y)+box->p.y+5;
5316                 dbg(0,"%d,%d=%d,%d\n",min->c.x, min->c.y, p[1].x,p[1].y);
5317                 graphics_draw_circle(this->gra, this->foreground, &p[1], 2);
5318                 if (first)
5319                         first=0;
5320                 else
5321                         graphics_draw_lines(this->gra, this->foreground, p, 2);
5322                 p[0]=p[1];
5323                 x=min->c.x+1;
5324         }
5325
5326
5327 }
5328
5329 static void
5330 gui_internal_cmd2_locale(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
5331 {
5332         struct widget *menu,*wb,*w;
5333         char *text;
5334
5335         graphics_draw_mode(this->gra, draw_mode_begin);
5336         menu=gui_internal_menu(this, _("Show Locale"));
5337         menu->spx=this->spacing*10;
5338         wb=gui_internal_box_new(this, gravity_top_center|orientation_vertical|flags_expand|flags_fill);
5339         gui_internal_widget_append(menu, wb);
5340         text=g_strdup_printf("LANG=%s",getenv("LANG"));
5341         gui_internal_widget_append(wb, w=gui_internal_label_new(this, text));
5342         w->flags=gravity_left_center|orientation_horizontal|flags_fill;
5343         g_free(text);
5344 #ifdef HAVE_API_WIN32_BASE
5345         {
5346                 wchar_t wcountry[32],wlang[32];
5347                 char country[32],lang[32];
5348
5349                 GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SABBREVLANGNAME, wlang, sizeof(wlang));
5350                 WideCharToMultiByte(CP_ACP,0,wlang,-1,lang,sizeof(lang),NULL,NULL);
5351                 text=g_strdup_printf("LOCALE_SABBREVLANGNAME=%s",lang);
5352                 gui_internal_widget_append(wb, w=gui_internal_label_new(this, text));
5353                 w->flags=gravity_left_center|orientation_horizontal|flags_fill;
5354                 g_free(text);
5355                 GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SABBREVCTRYNAME, wcountry, sizeof(wcountry));
5356                 WideCharToMultiByte(CP_ACP,0,wcountry,-1,country,sizeof(country),NULL,NULL);
5357                 text=g_strdup_printf("LOCALE_SABBREVCTRYNAME=%s",country);
5358                 gui_internal_widget_append(wb, w=gui_internal_label_new(this, text));
5359                 w->flags=gravity_left_center|orientation_horizontal|flags_fill;
5360                 g_free(text);
5361         }
5362 #endif
5363
5364         gui_internal_menu_render(this);
5365         graphics_draw_mode(this->gra, draw_mode_end);
5366 }
5367
5368
5369 /**
5370  * @brief handles the 'next page' table event.
5371  * A callback function that is invoked when the 'next page' button is pressed
5372  * to advance the contents of a table widget.
5373  *
5374  * @param this The graphics context.
5375  * @param wm The button widget that was pressed.
5376  */
5377 static void gui_internal_table_button_next(struct gui_priv * this, struct widget * wm, void *data)
5378 {
5379         struct widget * table_widget = (struct widget * ) wm->data;
5380         struct table_data * table_data = NULL;
5381         int found=0;
5382         GList * iterator;
5383
5384         if(table_widget)
5385         {
5386                 table_data = (struct table_data*) table_widget->data;
5387
5388         }
5389         if(table_data)
5390         {
5391                 /**
5392                  * Before advancing to the next page we need to ensure
5393                  * that the current top_row is in the list of previous top_rows
5394                  * so previous page can work.
5395                  *
5396                  */
5397                 for(iterator=table_data->page_headers; iterator != NULL;
5398                     iterator = g_list_next(iterator) )
5399                 {
5400                         if(iterator->data == table_data->top_row)
5401                         {
5402                                 found=1;
5403                                 break;
5404                         }
5405
5406                 }
5407                 if( ! found)
5408                 {
5409                         table_data->page_headers=g_list_append(table_data->page_headers,
5410                                                                table_data->top_row);
5411                 }
5412
5413                 table_data->top_row = g_list_next(table_data->bottom_row);
5414         }
5415         wm->state&= ~STATE_HIGHLIGHTED;
5416         gui_internal_menu_render(this);
5417 }
5418
5419
5420
5421 /**
5422  * @brief handles the 'previous page' table event.
5423  * A callback function that is invoked when the 'previous page' button is pressed
5424  * to go back in the contents of a table widget.
5425  *
5426  * @param this The graphics context.
5427  * @param wm The button widget that was pressed.
5428  */
5429 static void gui_internal_table_button_prev(struct gui_priv * this, struct widget * wm, void *data)
5430 {
5431         struct widget * table_widget = (struct widget * ) wm->data;
5432         struct table_data * table_data = NULL;
5433         GList * current_page_top=NULL;
5434
5435         GList * iterator;
5436         if(table_widget)
5437         {
5438                 table_data = (struct table_data*) table_widget->data;
5439                 if(table_data)
5440                 {
5441                         current_page_top = table_data->top_row;
5442                         for(iterator = table_data->page_headers; iterator != NULL;
5443                             iterator = g_list_next(iterator))
5444                         {
5445                                 if(current_page_top == iterator->data)
5446                                 {
5447                                         break;
5448                                 }
5449                                 table_data->top_row = (GList*) iterator->data;
5450                         }
5451                 }
5452         }
5453         wm->state&= ~STATE_HIGHLIGHTED;
5454         gui_internal_menu_render(this);
5455 }
5456
5457
5458 /**
5459  * @brief deallocates a table_data structure.
5460  *
5461  */
5462 void gui_internal_table_data_free(void * p)
5463 {
5464
5465
5466         /**
5467          * @note button_box and its children (next_button,prev_button)
5468          * have their memory managed by the table itself.
5469          */
5470         struct table_data * table_data =  (struct table_data*) p;
5471         g_list_free(table_data->page_headers);
5472         g_free(p);
5473
5474
5475 }
5476
5477
5478 /**
5479  * @brief Called when the route is updated.
5480  */
5481 void gui_internal_route_update(struct gui_priv * this, struct navit * navit, struct vehicle *v)
5482 {
5483
5484         if(this->route_data.route_showing) {
5485                 gui_internal_populate_route_table(this,navit);
5486                 graphics_draw_mode(this->gra, draw_mode_begin);
5487                 gui_internal_menu_render(this);
5488                 graphics_draw_mode(this->gra, draw_mode_end);
5489         }
5490
5491
5492 }
5493
5494
5495 /**
5496  * @brief Called when the route screen is closed (deallocated).
5497  *
5498  * The main purpose of this function is to remove the widgets from
5499  * references route_data because those widgets are about to be freed.
5500  */
5501 void gui_internal_route_screen_free(struct gui_priv * this_,struct widget * w)
5502 {
5503         if(this_) {
5504                 this_->route_data.route_showing=0;
5505                 this_->route_data.route_table=NULL;
5506                 g_free(w);
5507         }
5508
5509 }
5510
5511 /**
5512  * @brief Populates the route  table with route information
5513  *
5514  * @param this The gui context
5515  * @param navit The navit object
5516  */
5517 void gui_internal_populate_route_table(struct gui_priv * this,
5518                                        struct navit * navit)
5519 {
5520         struct map * map=NULL;
5521         struct map_rect * mr=NULL;
5522         struct navigation * nav = NULL;
5523         struct item * item =NULL;
5524         struct attr attr;
5525         struct widget * label = NULL;
5526         struct widget * row = NULL;
5527         nav = navit_get_navigation(navit);
5528         if(!nav) {
5529                 return;
5530         }
5531         map = navigation_get_map(nav);
5532         if(map)
5533           mr = map_rect_new(map,NULL);
5534         if(mr) {
5535                 gui_internal_widget_table_clear(this,this->route_data.route_table);
5536                 while((item = map_rect_get_item(mr))) {
5537                         if(item_attr_get(item,attr_navigation_long,&attr)) {
5538                           label = gui_internal_label_new(this,attr.u.str);
5539                           row = gui_internal_widget_table_row_new(this,
5540                                                                   gravity_left
5541                                                                   | flags_fill
5542                                                                   | orientation_horizontal);
5543                           row->children=g_list_append(row->children,label);
5544                           gui_internal_widget_append(this->route_data.route_table,row);
5545                         }
5546
5547                 }
5548
5549         }
5550 }
5551
5552 static struct command_table commands[] = {
5553         {"abort_navigation",command_cast(gui_internal_cmd2_abort_navigation)},
5554         {"back",command_cast(gui_internal_cmd2_back)},
5555         {"back_to_map",command_cast(gui_internal_cmd2_back_to_map)},
5556         {"bookmarks",command_cast(gui_internal_cmd2_bookmarks)},
5557         {"get_data",command_cast(gui_internal_get_data)},
5558         {"locale",command_cast(gui_internal_cmd2_locale)},
5559         {"log",command_cast(gui_internal_cmd_log)},
5560         {"menu",command_cast(gui_internal_cmd_menu2)},
5561         {"position",command_cast(gui_internal_cmd2_position)},
5562         {"route_description",command_cast(gui_internal_cmd2_route_description)},
5563         {"route_height_profile",command_cast(gui_internal_cmd2_route_height_profile)},
5564         {"setting_layout",command_cast(gui_internal_cmd2_setting_layout)},
5565         {"setting_maps",command_cast(gui_internal_cmd2_setting_maps)},
5566         {"setting_rules",command_cast(gui_internal_cmd2_setting_rules)},
5567         {"setting_vehicle",command_cast(gui_internal_cmd2_setting_vehicle)},
5568         {"town",command_cast(gui_internal_cmd2_town)},
5569         {"quit",command_cast(gui_internal_cmd2_quit)},
5570         {"write",command_cast(gui_internal_cmd_write)},
5571 };
5572
5573
5574 //##############################################################################################################
5575 //# Description:
5576 //# Comment:
5577 //# Authors: Martin Schaller (04/2008)
5578 //##############################################################################################################
5579 static struct gui_priv * gui_internal_new(struct navit *nav, struct gui_methods *meth, struct attr **attrs, struct gui *gui)
5580 {
5581         struct gui_priv *this;
5582         struct attr *attr;
5583         *meth=gui_internal_methods;
5584         this=g_new0(struct gui_priv, 1);
5585         this->nav=nav;
5586
5587         this->self.type=attr_gui;
5588         this->self.u.gui=gui;
5589
5590         if ((attr=attr_search(attrs, NULL, attr_menu_on_map_click)))
5591                 this->menu_on_map_click=attr->u.num;
5592         else
5593                 this->menu_on_map_click=1;
5594         if ((attr=attr_search(attrs, NULL, attr_signal_on_map_click)))
5595                 this->signal_on_map_click=attr->u.num;
5596
5597         if ((attr=attr_search(attrs, NULL, attr_callback_list))) {
5598                 command_add_table(attr->u.callback_list, commands, sizeof(commands)/sizeof(struct command_table), this);
5599         }
5600
5601         if( (attr=attr_search(attrs,NULL,attr_font_size)))
5602         {
5603           this->config.font_size=attr->u.num;
5604         }
5605         else
5606         {
5607           this->config.font_size=-1;
5608         }
5609         if( (attr=attr_search(attrs,NULL,attr_icon_xs)))
5610         {
5611           this->config.icon_xs=attr->u.num;
5612         }
5613         else
5614         {
5615           this->config.icon_xs=-1;
5616         }
5617         if( (attr=attr_search(attrs,NULL,attr_icon_l)))
5618         {
5619           this->config.icon_l=attr->u.num;
5620         }
5621         else
5622         {
5623           this->config.icon_l=-1;
5624         }
5625         if( (attr=attr_search(attrs,NULL,attr_icon_s)))
5626         {
5627           this->config.icon_s=attr->u.num;
5628         }
5629         else
5630         {
5631           this->config.icon_s=-1;
5632         }
5633         if( (attr=attr_search(attrs,NULL,attr_spacing)))
5634         {
5635           this->config.spacing=attr->u.num;
5636         }
5637         else
5638         {
5639           this->config.spacing=-1;
5640         }
5641         if( (attr=attr_search(attrs,NULL,attr_gui_speech)))
5642         {
5643           this->speech=attr->u.num;
5644         }
5645         if( (attr=attr_search(attrs,NULL,attr_keyboard)))
5646           this->keyboard=attr->u.num;
5647         else
5648           this->keyboard=1;
5649
5650     if( (attr=attr_search(attrs,NULL,attr_fullscreen)))
5651       this->fullscreen=attr->u.num;
5652
5653         if( (attr=attr_search(attrs,NULL,attr_flags)))
5654               this->flags=attr->u.num;
5655         if( (attr=attr_search(attrs,NULL,attr_background_color)))
5656               this->background_color=*attr->u.color;
5657         else
5658               this->background_color=COLOR_BLACK;
5659         if( (attr=attr_search(attrs,NULL,attr_background_color2)))
5660                 this->background2_color=*attr->u.color;
5661         else
5662                 this->background2_color=(struct color){0x4141,0x4141,0x4141,0xffff};
5663         if( (attr=attr_search(attrs,NULL,attr_text_color)))
5664               this->text_foreground_color=*attr->u.color;
5665         else
5666               this->text_foreground_color=COLOR_WHITE;
5667         this->text_background_color=COLOR_BLACK;
5668         if( (attr=attr_search(attrs,NULL,attr_columns)))
5669               this->cols=attr->u.num;
5670         if( (attr=attr_search(attrs,NULL,attr_osd_configuration)))
5671               this->osd_configuration=*attr;
5672
5673         if( (attr=attr_search(attrs,NULL,attr_pitch)))
5674               this->pitch=attr->u.num;
5675         else
5676                 this->pitch=20;
5677         if( (attr=attr_search(attrs,NULL,attr_flags_town)))
5678                 this->flags_town=attr->u.num;
5679         else
5680                 this->flags_town=-1;
5681         if( (attr=attr_search(attrs,NULL,attr_flags_street)))
5682                 this->flags_street=attr->u.num;
5683         else
5684                 this->flags_street=-1;
5685         if( (attr=attr_search(attrs,NULL,attr_flags_house_number)))
5686                 this->flags_house_number=attr->u.num;
5687         else
5688                 this->flags_house_number=-1;
5689         this->data.priv=this;
5690         this->data.gui=&gui_internal_methods_ext;
5691         this->data.widget=&gui_internal_widget_methods;
5692         this->cbl=callback_list_new();
5693
5694         return this;
5695 }
5696
5697 //##############################################################################################################
5698 //# Description:
5699 //# Comment:
5700 //# Authors: Martin Schaller (04/2008)
5701 //##############################################################################################################
5702 void plugin_init(void)
5703 {
5704         plugin_register_gui_type("internal", gui_internal_new);
5705 }
5706