git.maemo.org Git - conv-inbox/blob - src/el-home-applet.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
   2 /*
   3  *  Copyright (C) 2009 Artem Garmash. All rights reserved.
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  * Contact: Artem Garmash <artemgarmash@gmail.com>
  20  *
  21  */
  22
  23 #include "config.h"
  24 #include "el-home-applet.h"
  25
  26 #include <hildon/hildon.h>
  27 #include <rtcom-eventlogger/eventlogger.h>
  28 #include <sqlite3.h>
  29 #include <string.h>
  30
  31 #define EL_HOME_APPLET_GET_PRIVATE(obj) ( \
  32         G_TYPE_INSTANCE_GET_PRIVATE (obj, \
  33                 EL_TYPE_HOME_APPLET, ELHomeAppletPrivate))
  34
  35 #define BOX_WIDTH 352
  36 #define BOX_HEIGHT 252
  37
  38 #define C_WIDTH (BOX_WIDTH - 2*HILDON_MARGIN_HALF)
  39 #define C_HEIGHT (BOX_HEIGHT - 2*HILDON_MARGIN_HALF)
  40 #define C_X HILDON_MARGIN_HALF
  41 #define C_Y HILDON_MARGIN_HALF
  42
  43 #define HEADER_HEIGHT 48
  44 #define MESSAGE_HEIGHT (C_HEIGHT - HEADER_HEIGHT)
  45 #define MESSAGE_WIDTH (C_WIDTH - 2*HILDON_MARGIN_DEFAULT)
  46
  47 #define BOX_RADIOUS 10
  48
  49 struct _ELHomeAppletPrivate
  50 {
  51         RTComEl *eventlogger;
  52
  53         GtkWidget *sender;
  54         GtkWidget *message;
  55         GtkWidget *icon;
  56         GtkWidget *unread;
  57
  58         gint       event_id;
  59
  60         gboolean   active;
  61
  62         guint unread_count;
  63
  64         const gchar *current_font;
  65 };
  66
  67 HD_DEFINE_PLUGIN_MODULE (ELHomeApplet, el_home_applet, HD_TYPE_HOME_PLUGIN_ITEM);
  68
  69 const gchar* g_module_check_init(GModule *module);
  70 const gchar*
  71 g_module_check_init(GModule *module)
  72 {
  73         g_module_make_resident (module);
  74         return NULL;
  75 }
  76
  77 static void
  78 el_home_applet_class_finalize (ELHomeAppletClass *klass)
  79 {
  80 }
  81
  82 static void
  83 el_home_applet_realize (GtkWidget *widget)
  84 {
  85         GdkScreen *screen;
  86
  87         screen = gtk_widget_get_screen (widget);
  88         gtk_widget_set_colormap (widget,
  89                                  gdk_screen_get_rgba_colormap (screen));
  90
  91         gtk_widget_set_app_paintable (widget,
  92                                       TRUE);
  93
  94         GTK_WIDGET_CLASS (el_home_applet_parent_class)->realize (widget);
  95 }
  96
  97 /*
  98  * Thanks http://cairographics.org/cookbook/roundedrectangles/
  99  */
 100 static void
 101 rounded_rectangle (cairo_t *cr,
 102                    double   x,
 103                    double   y,
 104                    double   w,
 105                    double   h,
 106                    double   r)
 107 {
 108         cairo_move_to (cr, x + r, y);
 109         cairo_line_to (cr, x + w - r, y);
 110         cairo_curve_to (cr, x + w, y,
 111                         x + w, y,
 112                         x + w, y + r);
 113         cairo_line_to (cr, x + w, y + h - r);
 114         cairo_curve_to (cr, x + w, y + h,
 115                         x + w, y + h,
 116                         x + w - r, y + h);
 117         cairo_line_to (cr, x + r, y + h);
 118         cairo_curve_to (cr, x, y + h,
 119                         x, y + h,
 120                         x, y + h - r);
 121         cairo_line_to (cr, x, y + r);
 122         cairo_curve_to (cr, x, y,
 123                         x, y,
 124                         x + r, y);
 125 }
 126
 127 static gboolean
 128 expose_event (GtkWidget *self, GdkEventExpose *event)
 129 {
 130         ELHomeAppletPrivate *priv = EL_HOME_APPLET(self)->priv;
 131
 132         cairo_t *cr;
 133         GdkColor color;
 134         float red, green, blue;
 135
 136         /* find theme active color */
 137         gtk_style_lookup_color (self->style, "ActiveTextColor", &color);
 138         red = color.red/(float)G_MAXUINT16;
 139         green = color.green/(float)G_MAXUINT16;
 140         blue = color.blue/(float)G_MAXUINT16;
 141
 142         cr = gdk_cairo_create (self->window);
 143         gdk_cairo_region (cr, event->region);
 144         cairo_clip (cr);
 145
 146         cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
 147
 148         cairo_set_source_rgba (cr, 0.4f, 0.4f, 0.4f, 0.1f);
 149         cairo_set_line_width (cr, 3.0f);
 150
 151         rounded_rectangle (cr,
 152                            C_X,
 153                            C_Y,
 154                            BOX_WIDTH - 2*C_X,
 155                            BOX_HEIGHT - 2*C_Y,
 156                            BOX_RADIOUS);
 157
 158         cairo_close_path(cr);
 159         cairo_stroke (cr);
 160
 161         cairo_set_line_width (cr, 1.0f);
 162
 163         cairo_translate (cr, C_X, C_Y);
 164         cairo_move_to (cr, 0, HEADER_HEIGHT);
 165         cairo_line_to (cr, 0, BOX_RADIOUS);
 166         cairo_curve_to (cr, 0, 0, 0, 0, BOX_RADIOUS, 0);
 167         cairo_line_to (cr, C_WIDTH - BOX_RADIOUS, 0);
 168         cairo_curve_to (cr, C_WIDTH, 0, C_WIDTH, 0, C_WIDTH, BOX_RADIOUS);
 169         cairo_line_to (cr, C_WIDTH, HEADER_HEIGHT);
 170         cairo_line_to (cr, 0, HEADER_HEIGHT);
 171
 172         cairo_close_path(cr);
 173
 174         cairo_set_source_rgba (cr, 0.2f, 0.2f, 0.2f, 0.8f);
 175         cairo_fill_preserve (cr);
 176         cairo_set_source_rgba (cr, red, green, blue, 1.0f);
 177         cairo_stroke (cr);
 178
 179         cairo_move_to (cr, 0, HEADER_HEIGHT);
 180         cairo_line_to (cr, 0, C_HEIGHT - BOX_RADIOUS);
 181         cairo_curve_to (cr, 0, C_HEIGHT, 0, C_HEIGHT, BOX_RADIOUS, C_HEIGHT);
 182         cairo_line_to (cr, C_WIDTH - BOX_RADIOUS, C_HEIGHT);
 183         cairo_curve_to (cr, C_WIDTH, C_HEIGHT, C_WIDTH, C_HEIGHT, C_WIDTH, C_HEIGHT - BOX_RADIOUS);
 184         cairo_line_to (cr, C_WIDTH, HEADER_HEIGHT);
 185         cairo_line_to (cr, 0, HEADER_HEIGHT);
 186         cairo_close_path(cr);
 187
 188         if (priv->active)
 189                 cairo_set_source_rgba (cr, red, green, blue, 0.8f);
 190         else
 191                 cairo_set_source_rgba (cr, 0.4f, 0.4f, 0.4f, 0.8f);
 192         cairo_fill (cr);
 193
 194         /* cairo_set_source_rgba (cr, red, green, blue, 1.0f); */
 195         /* cairo_translate (cr, -C_X, -C_Y); */
 196         /* rounded_rectangle (cr, */
 197         /*                    C_X, */
 198         /*                    C_Y, */
 199         /*                    BOX_WIDTH - 2*C_X, */
 200         /*                    BOX_HEIGHT - 2*C_Y, */
 201         /*                    BOX_RADIOUS); */
 202         /* cairo_close_path(cr); */
 203         /* cairo_stroke (cr); */
 204
 205         cairo_destroy (cr);
 206
 207         return GTK_WIDGET_CLASS (el_home_applet_parent_class)->expose_event (self, event);
 208 }
 209
 210 static void
 211 dispose (GObject *self)
 212 {
 213         ELHomeAppletPrivate *priv = EL_HOME_APPLET(self)->priv;
 214
 215         if (priv->eventlogger){
 216                 g_object_unref (priv->eventlogger);
 217                 priv->eventlogger = NULL;
 218         }
 219
 220         G_OBJECT_CLASS (el_home_applet_parent_class)->dispose (self);
 221 }
 222
 223 static void
 224 finalize (GObject *self)
 225 {
 226         G_OBJECT_CLASS (el_home_applet_parent_class)->finalize (self);
 227 }
 228
 229 static void
 230 show_event (ELHomeApplet *self, RTComElIter *it)
 231 {
 232         ELHomeAppletPrivate *priv = self->priv;
 233
 234         gchar *message = NULL;
 235         gchar *remote = NULL;
 236         const gchar *icon_name = NULL;
 237
 238         if (it && rtcom_el_iter_first (it)){
 239                 rtcom_el_iter_dup_string (it, "free-text", &message);
 240                 if (message){
 241                         const gchar *service;
 242
 243                         rtcom_el_iter_get_int (it, "id", &priv->event_id);
 244
 245                         if(!rtcom_el_iter_dup_string (it, "remote-name", &remote))
 246                                 rtcom_el_iter_dup_string (it, "remote-id", &remote);
 247                         service = rtcom_el_iter_get_service (it);
 248                         if (!g_strcmp0 (service, "RTCOM_EL_SERVICE_SMS"))
 249                                 icon_name = "chat_unread_sms";
 250                         else if (!g_strcmp0 (service, "RTCOM_EL_SERVICE_CHAT"))
 251                                 icon_name = "chat_unread_chat";
 252                 }
 253         }
 254         else{
 255                 priv->event_id = -1;
 256         }
 257
 258         gtk_label_set_text (GTK_LABEL (priv->message), message);
 259         gtk_label_set_text (GTK_LABEL (priv->sender), remote);
 260         if (icon_name){
 261                 const gchar *current_icon_name;
 262                 gtk_image_get_icon_name (GTK_IMAGE (priv->icon),
 263                                          &current_icon_name,
 264                                          NULL);
 265                 if (g_strcmp0 (current_icon_name, icon_name))
 266                         gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon),
 267                                                       icon_name,
 268                                                       HILDON_ICON_SIZE_FINGER);
 269                 gtk_widget_show (priv->icon);
 270         }
 271         else
 272                 gtk_widget_hide (priv->icon);
 273
 274         g_free (message);
 275         g_free (remote);
 276 }
 277
 278 static RTComElIter*
 279 make_query (RTComEl *el, gint event_id)
 280 {
 281         RTComElQuery *query = NULL;
 282         RTComElIter *it = NULL;
 283
 284         static const gchar *services[] = {"RTCOM_EL_SERVICE_SMS",
 285                                           "RTCOM_EL_SERVICE_CHAT",
 286                                           NULL};
 287         static const gchar *event_types[] = {"RTCOM_EL_EVENTTYPE_SMS_INBOUND",
 288                                              "RTCOM_EL_EVENTTYPE_CHAT_INBOUND",
 289                                              NULL};
 290
 291         query = rtcom_el_query_new (el);
 292         rtcom_el_query_set_limit (query, 1);
 293         if (event_id >= 0){
 294                 rtcom_el_query_prepare (query,
 295                                         "is-read", FALSE, RTCOM_EL_OP_EQUAL,
 296                                         "id", event_id, RTCOM_EL_OP_EQUAL,
 297                                         "service", services, RTCOM_EL_OP_IN_STRV,
 298                                         "event-type", event_types, RTCOM_EL_OP_IN_STRV,
 299                                         NULL);
 300         }
 301         else{
 302                 rtcom_el_query_prepare (query,
 303                                         "is-read", FALSE, RTCOM_EL_OP_EQUAL,
 304                                         "service", services, RTCOM_EL_OP_IN_STRV,
 305                                         "event-type", event_types, RTCOM_EL_OP_IN_STRV,
 306                                         NULL);
 307         }
 308         it = rtcom_el_get_events (el, query);
 309         g_object_unref(query);
 310
 311         return it;
 312 }
 313
 314 static void
 315 update_unread_label (ELHomeApplet *self)
 316 {
 317         ELHomeAppletPrivate *priv = self->priv;
 318         gchar *text;
 319
 320         text = g_strdup_printf ("%d", priv->unread_count);
 321         gtk_label_set_text (GTK_LABEL (priv->unread), text);
 322         g_free (text);
 323 }
 324
 325 static gint
 326 query_unread_events (RTComEl *el)
 327 {
 328         sqlite3 *db;
 329         sqlite3_stmt *stmt;
 330         int ret;
 331         gint count = 0;
 332
 333         g_object_get (el, "db", &db, NULL);
 334
 335         if (sqlite3_prepare_v2 (db,
 336                                 "SELECT SUM(total_events)-SUM(read_events) FROM GroupCache;",
 337                                 -1,
 338                                 &stmt,
 339                                 NULL) != SQLITE_OK){
 340                 g_error ("%s: can't compile SQL", G_STRFUNC);
 341                 return -1;
 342         }
 343
 344         while (SQLITE_BUSY == (ret = sqlite3_step (stmt)));
 345
 346         if (ret == SQLITE_ROW){
 347                 count = sqlite3_column_int (stmt, 0);
 348         }
 349         else{
 350                 g_error ("%s: error while executing SQL", G_STRFUNC);
 351         }
 352
 353         sqlite3_finalize (stmt);
 354
 355         return count;
 356 }
 357
 358 static void
 359 read_event (ELHomeApplet *self)
 360 {
 361         ELHomeAppletPrivate *priv = self->priv;
 362         RTComElIter *it = NULL;
 363
 364         it = make_query (priv->eventlogger, -1);
 365         show_event (self, it);
 366         if (it) g_object_unref (it);
 367 }
 368
 369 static void
 370 mark_as_read (ELHomeApplet *self)
 371 {
 372         ELHomeAppletPrivate *priv = self->priv;
 373
 374         if (priv->event_id >= 0){
 375                 rtcom_el_set_read_event (priv->eventlogger,
 376                                          priv->event_id,
 377                                          TRUE,
 378                                          NULL);
 379                 read_event (self);
 380                 priv->unread_count--;
 381                 update_unread_label (self);
 382         }
 383 }
 384
 385 static void
 386 new_event_cb (RTComEl      *backend,
 387               gint          event_id,
 388               const gchar  *local_uid,
 389               const gchar  *remote_uid,
 390               const gchar  *remote_ebook_uid,
 391               const gchar  *group_uid,
 392               const gchar  *service,
 393               ELHomeApplet *self)
 394 {
 395         ELHomeAppletPrivate *priv = self->priv;
 396         RTComElIter *it = NULL;
 397
 398         it = make_query (priv->eventlogger, event_id);
 399         if (it){
 400                 if (rtcom_el_iter_first (it)){
 401                         show_event (self, it);
 402                         priv->unread_count++;
 403                         update_unread_label (self);
 404                 }
 405                 g_object_unref (it);
 406         }
 407 }
 408
 409 static void
 410 event_updated_cb (RTComEl      *backend,
 411                   gint          event_id,
 412                   const gchar  *local_uid,
 413                   const gchar  *remote_uid,
 414                   const gchar  *remote_ebook_uid,
 415                   const gchar  *group_uid,
 416                   const gchar  *service,
 417                   ELHomeApplet *self)
 418 {
 419         ELHomeAppletPrivate *priv = self->priv;
 420
 421         if (event_id == priv->event_id)
 422                 read_event (self);
 423
 424         priv->unread_count = query_unread_events (priv->eventlogger);
 425         update_unread_label (self);
 426 }
 427
 428 static gboolean
 429 button_release_event_cb (GtkWidget      *widget,
 430                          GdkEventButton *event,
 431                          ELHomeApplet   *self)
 432 {
 433         ELHomeAppletPrivate *priv = self->priv;
 434
 435         if (priv->active){
 436                 priv->active = FALSE;
 437                 gtk_widget_queue_draw (widget);
 438 #ifndef DEBUG_LAYOUT
 439                 mark_as_read (self);
 440 #endif
 441         }
 442
 443         return TRUE;
 444 }
 445
 446 static gboolean
 447 button_press_event_cb (GtkWidget      *widget,
 448                        GdkEventButton *event,
 449                        ELHomeApplet   *self)
 450 {
 451         ELHomeAppletPrivate *priv = self->priv;
 452
 453         if (priv->event_id > 0){
 454                 priv->active = TRUE;
 455                 gtk_widget_queue_draw (widget);
 456         }
 457
 458         return TRUE;
 459 }
 460
 461 static gboolean
 462 leave_notify_event_cb (GtkWidget        *widget,
 463                        GdkEventCrossing *event,
 464                        ELHomeApplet     *self)
 465 {
 466         ELHomeAppletPrivate *priv = self->priv;
 467
 468         if (priv->active){
 469                 priv->active = FALSE;
 470                 gtk_widget_queue_draw (widget);
 471         }
 472
 473         return FALSE;
 474 }
 475
 476 static void
 477 el_home_applet_init (ELHomeApplet *self)
 478 {
 479         ELHomeAppletPrivate *priv;
 480         GtkWidget *event_box;
 481         GtkWidget *hbox, *vbox, *align;
 482
 483         self->priv = EL_HOME_APPLET_GET_PRIVATE (self);
 484         priv = self->priv;
 485
 486         gtk_widget_set_app_paintable (GTK_WIDGET (self), TRUE);
 487
 488         priv->unread = gtk_label_new ("12");
 489         hildon_helper_set_logical_color (priv->unread,
 490                                          GTK_RC_FG,
 491                                          GTK_STATE_NORMAL,
 492                                          "ActiveTextColor");
 493         gtk_misc_set_alignment (GTK_MISC (priv->unread),
 494                                 1.0f,
 495                                 0.5f);
 496         gtk_widget_set_size_request (priv->unread,
 497                                      -1,
 498                                      HEADER_HEIGHT);
 499
 500         priv->icon = gtk_image_new_from_icon_name ("chat_unread_sms",
 501                                                    HILDON_ICON_SIZE_FINGER);
 502         gtk_misc_set_alignment (GTK_MISC (priv->icon),
 503                                 0.5f,
 504                                 0.5f);
 505
 506         priv->sender = gtk_label_new ("asdf asdf asdf asdf asdf");
 507         gtk_misc_set_alignment (GTK_MISC (priv->sender),
 508                                 0.5f,
 509                                 0.5f);
 510         gtk_label_set_ellipsize (GTK_LABEL (priv->sender),
 511                                  PANGO_ELLIPSIZE_END);
 512         gtk_widget_set_name (priv->sender, "hildon-shadow-label");
 513         hildon_helper_set_logical_font (priv->sender, "SystemFont");
 514
 515         priv->message = g_object_new (GTK_TYPE_LABEL,
 516                                       "label", "asdf asdf adsf asdf asdf asdf asdf asdf",
 517                                       "wrap", TRUE,
 518                                       "wrap-mode", PANGO_WRAP_WORD_CHAR,
 519                                       NULL);
 520
 521         gtk_misc_set_alignment (GTK_MISC (priv->message),
 522                                 0.0f,
 523                                 0.0f);
 524         gtk_widget_set_size_request (priv->message,
 525                                      MESSAGE_WIDTH,
 526                                      MESSAGE_HEIGHT);
 527         gtk_widget_set_name (priv->message, "hildon-shadow-label");
 528
 529         hbox = gtk_hbox_new (FALSE, 0);
 530         gtk_box_pack_start (GTK_BOX (hbox), priv->unread, FALSE, FALSE, 0);
 531         gtk_box_pack_start (GTK_BOX (hbox), priv->icon, FALSE, FALSE, 0);
 532         gtk_box_pack_start (GTK_BOX (hbox), priv->sender, TRUE, TRUE, 0);
 533
 534         vbox = gtk_vbox_new (FALSE, 0);
 535         gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
 536         gtk_box_pack_start (GTK_BOX (vbox), priv->message, TRUE, TRUE, 0);
 537
 538         align = gtk_alignment_new (0.5f, 0.0f, 1.0f, 1.0f);
 539         gtk_alignment_set_padding (GTK_ALIGNMENT (align),
 540                                    0, 0, HILDON_MARGIN_DEFAULT, HILDON_MARGIN_DEFAULT);
 541
 542         gtk_container_set_border_width (GTK_CONTAINER (vbox), HILDON_MARGIN_HALF);
 543
 544         event_box = gtk_event_box_new ();
 545         gtk_event_box_set_visible_window (GTK_EVENT_BOX (event_box), FALSE);
 546         gtk_widget_set_size_request (event_box, BOX_WIDTH, BOX_HEIGHT);
 547
 548         gtk_container_add (GTK_CONTAINER (align), vbox);
 549         gtk_container_add (GTK_CONTAINER (event_box), align);
 550         gtk_container_add (GTK_CONTAINER (self), event_box);
 551
 552         g_signal_connect (event_box, "button-press-event",
 553                 G_CALLBACK (button_press_event_cb), self);
 554         g_signal_connect (event_box, "button-release-event",
 555                 G_CALLBACK (button_release_event_cb), self);
 556         g_signal_connect (event_box, "leave-notify-event",
 557                 G_CALLBACK (leave_notify_event_cb), self);
 558
 559         gtk_widget_show_all (GTK_WIDGET (event_box));
 560
 561 #ifndef DEBUG_LAYOUT
 562         priv->eventlogger = rtcom_el_new ();
 563         g_signal_connect (priv->eventlogger,
 564                           "new-event",
 565                           G_CALLBACK (new_event_cb),
 566                           self);
 567         g_signal_connect (priv->eventlogger,
 568                           "event-updated",
 569                           G_CALLBACK (event_updated_cb),
 570                           self);
 571
 572         read_event (self);
 573         priv->unread_count = query_unread_events (priv->eventlogger);
 574         update_unread_label (self);
 575 #endif
 576 }
 577
 578 static void
 579 el_home_applet_class_init (ELHomeAppletClass *klass)
 580 {
 581         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 582         GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 583
 584         object_class->dispose = dispose;
 585         object_class->finalize = finalize;
 586         widget_class->expose_event = expose_event;
 587         widget_class->realize = el_home_applet_realize;
 588
 589         g_type_class_add_private (klass, sizeof (ELHomeAppletPrivate));
 590 }
 591