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 266
  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 #define SCROLL_PERIOD 100 /* ms */
  50 #define SCROLL_STEP 1 /* pixel */
  51
  52 struct _ELHomeAppletPrivate
  53 {
  54         RTComEl *eventlogger;
  55
  56         GtkWidget *sender;
  57         GtkWidget *icon;
  58         GtkWidget *unread;
  59         GtkWidget *received;
  60         GtkWidget *empty;
  61
  62         gchar *message;
  63         gint event_id;
  64
  65         gboolean active;
  66
  67         guint unread_count;
  68
  69         struct {
  70                 float red;
  71                 float green;
  72                 float blue;
  73         } active_color;
  74         PangoFontDescription *font_desc;
  75
  76         guint idle_id;
  77
  78         gboolean scroll_on_click;
  79         gint scroll_offset;
  80         guint scroll_anim_id;
  81 };
  82
  83 HD_DEFINE_PLUGIN_MODULE (ELHomeApplet, el_home_applet, HD_TYPE_HOME_PLUGIN_ITEM);
  84
  85 const gchar* g_module_check_init (GModule *module);
  86 const gchar*
  87 g_module_check_init (GModule *module)
  88 {
  89         g_module_make_resident (module);
  90         return NULL;
  91 }
  92
  93 static void
  94 el_home_applet_class_finalize (ELHomeAppletClass *klass)
  95 {
  96 }
  97
  98 static void
  99 el_home_applet_realize (GtkWidget *widget)
 100 {
 101         GdkScreen *screen;
 102
 103         screen = gtk_widget_get_screen (widget);
 104         gtk_widget_set_colormap (widget,
 105                                  gdk_screen_get_rgba_colormap (screen));
 106
 107         gtk_widget_set_app_paintable (widget,
 108                                       TRUE);
 109
 110         GTK_WIDGET_CLASS (el_home_applet_parent_class)->realize (widget);
 111 }
 112
 113 /*
 114  * Thanks http://cairographics.org/cookbook/roundedrectangles/
 115  */
 116 static void
 117 rounded_rectangle (cairo_t *cr,
 118                    double   x,
 119                    double   y,
 120                    double   w,
 121                    double   h,
 122                    double   r)
 123 {
 124         cairo_move_to (cr, x + r, y);
 125         cairo_line_to (cr, x + w - r, y);
 126         cairo_curve_to (cr, x + w, y,
 127                         x + w, y,
 128                         x + w, y + r);
 129         cairo_line_to (cr, x + w, y + h - r);
 130         cairo_curve_to (cr, x + w, y + h,
 131                         x + w, y + h,
 132                         x + w - r, y + h);
 133         cairo_line_to (cr, x + r, y + h);
 134         cairo_curve_to (cr, x, y + h,
 135                         x, y + h,
 136                         x, y + h - r);
 137         cairo_line_to (cr, x, y + r);
 138         cairo_curve_to (cr, x, y,
 139                         x, y,
 140                         x + r, y);
 141 }
 142
 143 static gboolean
 144 draw_text (cairo_t *cr,
 145            PangoFontDescription *desc,
 146            const gchar *text,
 147            double x,
 148            double y,
 149            int width,
 150            int height,
 151            int offset)
 152 {
 153         PangoLayout *layout;
 154         gboolean result;
 155         PangoRectangle extent;
 156
 157         cairo_save (cr);
 158         cairo_rectangle (cr,
 159                          x, y, width, height);
 160         cairo_clip (cr);
 161
 162         /* Create a PangoLayout, set the font and text */
 163         layout = pango_cairo_create_layout (cr);
 164         pango_layout_set_text (layout,
 165                                text,
 166                                -1);
 167         pango_layout_set_font_description (layout, desc);
 168
 169         pango_layout_set_wrap (layout, PANGO_WRAP_WORD_CHAR);
 170         if (!offset)
 171                 pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END);
 172         pango_layout_set_width (layout, PANGO_SCALE*width);
 173         pango_layout_set_height (layout, PANGO_SCALE*height);
 174
 175         /* draw shadow */
 176         cairo_move_to (cr, x + 1, y + 1 - offset);
 177         cairo_set_source_rgba (cr, 0.2, 0.2, 0.2, 0.8);
 178         pango_cairo_show_layout (cr, layout);
 179
 180         /* draw fg */
 181         cairo_move_to (cr, x, y - offset);
 182         cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 1.0);
 183         pango_cairo_show_layout (cr, layout);
 184
 185         pango_layout_get_pixel_extents (layout, NULL, &extent);
 186         if (offset)
 187                 result = height < (extent.height - offset);
 188         else
 189                 result = pango_layout_is_ellipsized (layout);
 190
 191         g_object_unref (layout);
 192         cairo_restore (cr);
 193
 194         return result;
 195 }
 196
 197 static void
 198 stop_scroll_anim (ELHomeAppletPrivate *priv)
 199 {
 200         if (priv->scroll_anim_id > 0) {
 201                 g_source_remove (priv->scroll_anim_id);
 202                 priv->scroll_anim_id = 0;
 203                 priv->scroll_on_click = FALSE;
 204         }
 205 }
 206
 207 static void
 208 style_set_cb (GtkWidget *widget,
 209               GtkStyle  *previous_style,
 210               ELHomeApplet *self)
 211 {
 212         ELHomeAppletPrivate *priv = self->priv;
 213         GdkColor color;
 214         GtkStyle *font_style;
 215
 216         font_style = gtk_rc_get_style_by_paths (gtk_widget_get_settings (widget),
 217                                                 "SystemFont",
 218                                                 NULL,
 219                                                 G_TYPE_NONE);
 220         if (font_style && font_style->font_desc) {
 221                 if (priv->font_desc)
 222                         pango_font_description_free (priv->font_desc);
 223                 priv->font_desc = pango_font_description_copy (font_style->font_desc);
 224         }
 225
 226         if (gtk_style_lookup_color (widget->style,
 227                                     "ActiveTextColor",
 228                                     &color)) {
 229                 priv->active_color.red = color.red/(float)G_MAXUINT16;
 230                 priv->active_color.green = color.green/(float)G_MAXUINT16;
 231                 priv->active_color.blue = color.blue/(float)G_MAXUINT16;
 232         }
 233 }
 234
 235 static void
 236 notify_on_current_desktop (GObject      *object,
 237                            GParamSpec   *unused G_GNUC_UNUSED,
 238                            ELHomeApplet *self)
 239 {
 240         ELHomeAppletPrivate *priv = self->priv;
 241         gboolean on;
 242
 243         g_object_get (object, "is-on-current-desktop", &on, NULL);
 244         if (!on) {
 245                 stop_scroll_anim (self->priv);
 246                 priv->scroll_offset = 0;
 247         }
 248 }
 249
 250 static gboolean
 251 expose_event (GtkWidget *self, GdkEventExpose *event)
 252 {
 253         ELHomeAppletPrivate *priv = EL_HOME_APPLET(self)->priv;
 254         cairo_t *cr;
 255         int message_height;
 256
 257         message_height = C_HEIGHT - priv->received->allocation.height - HEADER_HEIGHT;
 258
 259         cr = gdk_cairo_create (self->window);
 260         gdk_cairo_region (cr, event->region);
 261         cairo_clip (cr);
 262
 263         /* draw bound box */
 264         cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
 265
 266         cairo_set_source_rgba (cr, 0.4f, 0.4f, 0.4f, 0.1f);
 267         cairo_set_line_width (cr, 3.0f);
 268
 269         rounded_rectangle (cr,
 270                            C_X,
 271                            C_Y,
 272                            BOX_WIDTH - 2*C_X,
 273                            BOX_HEIGHT - 2*C_Y,
 274                            BOX_RADIOUS);
 275
 276         cairo_close_path (cr);
 277         cairo_stroke (cr);
 278
 279         /* draw header */
 280         cairo_set_line_width (cr, 1.0f);
 281
 282         cairo_translate (cr, C_X, C_Y);
 283         cairo_move_to (cr, 0, HEADER_HEIGHT);
 284         cairo_line_to (cr, 0, BOX_RADIOUS);
 285         cairo_curve_to (cr, 0, 0, 0, 0, BOX_RADIOUS, 0);
 286         cairo_line_to (cr, C_WIDTH - BOX_RADIOUS, 0);
 287         cairo_curve_to (cr, C_WIDTH, 0, C_WIDTH, 0, C_WIDTH, BOX_RADIOUS);
 288         cairo_line_to (cr, C_WIDTH, HEADER_HEIGHT);
 289         cairo_line_to (cr, 0, HEADER_HEIGHT);
 290
 291         cairo_close_path (cr);
 292
 293         cairo_set_source_rgba (cr, 0.2f, 0.2f, 0.2f, 0.8f);
 294         cairo_fill_preserve (cr);
 295         cairo_set_source_rgba (cr,
 296                                priv->active_color.red,
 297                                priv->active_color.green,
 298                                priv->active_color.blue,
 299                                1.0f);
 300         cairo_stroke (cr);
 301
 302         /* draw body */
 303         cairo_move_to (cr, 0, HEADER_HEIGHT);
 304         cairo_line_to (cr, 0, C_HEIGHT - BOX_RADIOUS);
 305         cairo_curve_to (cr, 0, C_HEIGHT, 0, C_HEIGHT, BOX_RADIOUS, C_HEIGHT);
 306         cairo_line_to (cr, C_WIDTH - BOX_RADIOUS, C_HEIGHT);
 307         cairo_curve_to (cr, C_WIDTH, C_HEIGHT, C_WIDTH, C_HEIGHT, C_WIDTH, C_HEIGHT - BOX_RADIOUS);
 308         cairo_line_to (cr, C_WIDTH, HEADER_HEIGHT);
 309         cairo_line_to (cr, 0, HEADER_HEIGHT);
 310         cairo_close_path (cr);
 311
 312         /* draw body filling depending on (in)active state */
 313         cairo_pattern_t *grad;
 314         grad = cairo_pattern_create_linear (0, HEADER_HEIGHT,
 315                                             0, C_HEIGHT);
 316
 317         if (priv->active) {
 318                 cairo_pattern_add_color_stop_rgba (grad,
 319                                                    0.5f,
 320                                                    priv->active_color.red,
 321                                                    priv->active_color.green,
 322                                                    priv->active_color.blue,
 323                                                    0.8f);
 324                 cairo_pattern_add_color_stop_rgba (grad,
 325                                                    1.0f,
 326                                                    priv->active_color.red/2,
 327                                                    priv->active_color.green/2,
 328                                                    priv->active_color.blue/2,
 329                                                    0.8f);
 330         }
 331         else {
 332                 cairo_pattern_add_color_stop_rgba (grad, 0.5f,
 333                                                    0.4f, 0.4f, 0.4f, 0.8f);
 334                 cairo_pattern_add_color_stop_rgba (grad, 1.0f,
 335                                                    0.2f, 0.2f, 0.2f, 0.8f);
 336         }
 337         cairo_set_source (cr, grad);
 338         cairo_fill (cr);
 339
 340         /* cairo_set_source_rgba (cr, red, green, blue, 1.0f); */
 341         /* cairo_translate (cr, -C_X, -C_Y); */
 342         /* rounded_rectangle (cr, */
 343         /*                    C_X, */
 344         /*                    C_Y, */
 345         /*                    BOX_WIDTH - 2*C_X, */
 346         /*                    BOX_HEIGHT - 2*C_Y, */
 347         /*                    BOX_RADIOUS); */
 348         /* cairo_close_path (cr); */
 349         /* cairo_stroke (cr); */
 350
 351         /* draw message */
 352         gboolean ellipsized;
 353         ellipsized = draw_text (cr,
 354                                 priv->font_desc,
 355                                 priv->message,
 356                                 2*C_X, HEADER_HEIGHT,
 357                                 MESSAGE_WIDTH,
 358                                 message_height,
 359                                 priv->scroll_offset);
 360         if (!priv->scroll_anim_id && !priv->scroll_offset)
 361                 priv->scroll_on_click = ellipsized;
 362
 363         cairo_pattern_destroy (grad);
 364         cairo_destroy (cr);
 365
 366         if (!priv->scroll_on_click && !ellipsized && priv->scroll_offset)
 367                 stop_scroll_anim (priv);
 368
 369         return GTK_WIDGET_CLASS (el_home_applet_parent_class)->expose_event (self, event);
 370 }
 371
 372 static void
 373 dispose (GObject *self)
 374 {
 375         ELHomeAppletPrivate *priv = EL_HOME_APPLET(self)->priv;
 376
 377         stop_scroll_anim (priv);
 378         if (priv->idle_id) {
 379                 g_source_remove (priv->idle_id);
 380                 priv->idle_id = 0;
 381         }
 382         if (priv->eventlogger) {
 383                 g_object_unref (priv->eventlogger);
 384                 priv->eventlogger = NULL;
 385         }
 386
 387         if (priv->message) {
 388                 g_free (priv->message);
 389                 priv->message = NULL;
 390         }
 391         if (priv->font_desc) {
 392                 pango_font_description_free (priv->font_desc);
 393                 priv->font_desc = NULL;
 394         }
 395
 396         G_OBJECT_CLASS (el_home_applet_parent_class)->dispose (self);
 397 }
 398
 399 static void
 400 finalize (GObject *self)
 401 {
 402         G_OBJECT_CLASS (el_home_applet_parent_class)->finalize (self);
 403 }
 404
 405 static gchar*
 406 format_time (time_t t)
 407 {
 408         static const guint RESULT_SIZE = 32;
 409
 410         time_t now;
 411         struct tm now_tm, t_tm;
 412         const gchar *format = "%Y.%m.%d %T";
 413         gchar *result = g_malloc0 (RESULT_SIZE);
 414
 415         now = time (NULL);
 416         localtime_r (&now, &now_tm);
 417         localtime_r (&t, &t_tm);
 418
 419         if ((now_tm.tm_year == t_tm.tm_year) &&
 420             (now_tm.tm_mon  == t_tm.tm_mon) &&
 421             (now_tm.tm_mday == t_tm.tm_mday))
 422                 format = "%T";
 423
 424         strftime (result, RESULT_SIZE, format, &t_tm);
 425
 426         return result;
 427 }
 428
 429 static void
 430 show_event (ELHomeApplet *self, RTComElIter *it)
 431 {
 432         ELHomeAppletPrivate *priv = self->priv;
 433
 434         gchar *remote = NULL;
 435         gchar *received = NULL;
 436         const gchar *icon_name = NULL;
 437
 438         if (priv->message) {
 439                 g_free (priv->message);
 440                 priv->message = NULL;
 441         }
 442
 443         if (it && rtcom_el_iter_first (it)) {
 444                 rtcom_el_iter_dup_string (it, "free-text", &priv->message);
 445                 if (priv->message) {
 446                         const gchar *service;
 447                         time_t received_t;
 448
 449                         rtcom_el_iter_get_int (it, "id", &priv->event_id);
 450                         if (rtcom_el_iter_get_int (it, "start-time", (gint*)&received_t))
 451                                 received = format_time (received_t);
 452
 453                         if (!rtcom_el_iter_dup_string (it, "remote-name", &remote))
 454                                 rtcom_el_iter_dup_string (it, "remote-id", &remote);
 455                         service = rtcom_el_iter_get_service (it);
 456                         if (!g_strcmp0 (service, "RTCOM_EL_SERVICE_SMS"))
 457                                 icon_name = "chat_unread_sms";
 458                         else if (!g_strcmp0 (service, "RTCOM_EL_SERVICE_CHAT"))
 459                                 icon_name = "chat_unread_chat";
 460                 }
 461         }
 462         else {
 463                 priv->event_id = -1;
 464         }
 465
 466         if (priv->message)
 467                 gtk_widget_hide (priv->empty);
 468         else
 469                 gtk_widget_show (priv->empty);
 470
 471         gtk_label_set_text (GTK_LABEL (priv->sender), remote);
 472         gtk_label_set_text (GTK_LABEL (priv->received), received);
 473
 474         if (icon_name) {
 475                 const gchar *current_icon_name;
 476                 gtk_image_get_icon_name (GTK_IMAGE (priv->icon),
 477                                          &current_icon_name,
 478                                          NULL);
 479                 if (g_strcmp0 (current_icon_name, icon_name))
 480                         gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon),
 481                                                       icon_name,
 482                                                       HILDON_ICON_SIZE_FINGER);
 483                 gtk_widget_show (priv->icon);
 484         }
 485         else
 486                 gtk_widget_hide (priv->icon);
 487
 488         g_free (remote);
 489
 490         stop_scroll_anim (self->priv);
 491         priv->scroll_offset = 0;
 492         gtk_widget_queue_draw (GTK_WIDGET (self));
 493 }
 494
 495 static RTComElIter*
 496 make_query (RTComEl *el, gint event_id)
 497 {
 498         RTComElQuery *query = NULL;
 499         RTComElIter *it = NULL;
 500
 501         static const gchar *services[] = {"RTCOM_EL_SERVICE_SMS",
 502                                           "RTCOM_EL_SERVICE_CHAT",
 503                                           NULL};
 504         static const gchar *event_types[] = {"RTCOM_EL_EVENTTYPE_SMS_INBOUND",
 505                                              "RTCOM_EL_EVENTTYPE_CHAT_INBOUND",
 506                                              NULL};
 507
 508         query = rtcom_el_query_new (el);
 509         rtcom_el_query_set_limit (query, 1);
 510         if (event_id >= 0) {
 511                 rtcom_el_query_prepare (query,
 512                                         "is-read", FALSE, RTCOM_EL_OP_EQUAL,
 513                                         "id", event_id, RTCOM_EL_OP_EQUAL,
 514                                         "service", services, RTCOM_EL_OP_IN_STRV,
 515                                         "event-type", event_types, RTCOM_EL_OP_IN_STRV,
 516                                         NULL);
 517         }
 518         else {
 519                 rtcom_el_query_prepare (query,
 520                                         "is-read", FALSE, RTCOM_EL_OP_EQUAL,
 521                                         "service", services, RTCOM_EL_OP_IN_STRV,
 522                                         "event-type", event_types, RTCOM_EL_OP_IN_STRV,
 523                                         NULL);
 524         }
 525         it = rtcom_el_get_events (el, query);
 526         g_object_unref (query);
 527
 528         return it;
 529 }
 530
 531 static void
 532 update_unread_label (ELHomeApplet *self)
 533 {
 534         ELHomeAppletPrivate *priv = self->priv;
 535         gchar *text;
 536
 537         if (priv->unread_count > 0) {
 538                 text = g_strdup_printf ("%d", priv->unread_count);
 539                 gtk_label_set_text (GTK_LABEL (priv->unread), text);
 540                 g_free (text);
 541         }
 542         else
 543                 gtk_label_set_text (GTK_LABEL (priv->unread), NULL);
 544 }
 545
 546 static gint
 547 query_unread_events (RTComEl *el)
 548 {
 549         sqlite3 *db;
 550         sqlite3_stmt *stmt;
 551         int ret;
 552         gint count = 0;
 553
 554         g_object_get (el, "db", &db, NULL);
 555
 556         if (sqlite3_prepare_v2 (db,
 557                                 "SELECT SUM(total_events)-SUM(read_events) FROM GroupCache;",
 558                                 -1,
 559                                 &stmt,
 560                                 NULL) != SQLITE_OK) {
 561                 g_error ("%s: can't compile SQL", G_STRFUNC);
 562                 return -1;
 563         }
 564
 565         while (SQLITE_BUSY == (ret = sqlite3_step (stmt)));
 566
 567         if (ret == SQLITE_ROW) {
 568                 count = sqlite3_column_int (stmt, 0);
 569         }
 570         else {
 571                 g_error ("%s: error while executing SQL", G_STRFUNC);
 572         }
 573
 574         sqlite3_finalize (stmt);
 575
 576         return count;
 577 }
 578
 579 static void
 580 read_event (ELHomeApplet *self)
 581 {
 582         ELHomeAppletPrivate *priv = self->priv;
 583         RTComElIter *it = NULL;
 584
 585         it = make_query (priv->eventlogger, -1);
 586         show_event (self, it);
 587         if (it) g_object_unref (it);
 588 }
 589
 590 static void
 591 mark_as_read (ELHomeApplet *self)
 592 {
 593         ELHomeAppletPrivate *priv = self->priv;
 594
 595         if (priv->event_id >= 0) {
 596                 rtcom_el_set_read_event (priv->eventlogger,
 597                                          priv->event_id,
 598                                          TRUE,
 599                                          NULL);
 600                 read_event (self);
 601                 priv->unread_count--;
 602                 update_unread_label (self);
 603         }
 604 }
 605
 606 static gboolean
 607 read_new_event (ELHomeApplet *self)
 608 {
 609         ELHomeAppletPrivate *priv = self->priv;
 610
 611         read_event (self);
 612         priv->unread_count = query_unread_events (priv->eventlogger);
 613         update_unread_label (self);
 614
 615         priv->idle_id = 0;
 616
 617         return FALSE;
 618 }
 619
 620 static void
 621 add_new_idle (ELHomeApplet *self)
 622 {
 623         ELHomeAppletPrivate *priv = self->priv;
 624
 625         if (priv->idle_id)
 626                 g_source_remove (priv->idle_id);
 627         priv->idle_id = g_idle_add ((GSourceFunc)read_new_event,
 628                                     self);
 629 }
 630
 631 static void
 632 new_event_cb (RTComEl      *backend,
 633               gint          event_id,
 634               const gchar  *local_uid,
 635               const gchar  *remote_uid,
 636               const gchar  *remote_ebook_uid,
 637               const gchar  *group_uid,
 638               const gchar  *service,
 639               ELHomeApplet *self)
 640 {
 641         add_new_idle (self);
 642 }
 643
 644 static gboolean
 645 scroll_anim_cb (ELHomeApplet *self)
 646 {
 647         ELHomeAppletPrivate *priv = self->priv;
 648
 649         priv->scroll_offset += SCROLL_STEP;
 650         gtk_widget_queue_draw_area (GTK_WIDGET (self),
 651                                     3*C_X,
 652                                     HEADER_HEIGHT + C_Y,
 653                                     MESSAGE_WIDTH,
 654                                     C_HEIGHT - priv->received->allocation.height - HEADER_HEIGHT);
 655
 656         return TRUE;
 657 }
 658
 659 static gboolean
 660 button_press_event_cb (GtkWidget      *widget,
 661                        GdkEventButton *event,
 662                        ELHomeApplet   *self)
 663 {
 664         ELHomeAppletPrivate *priv = self->priv;
 665
 666         if (priv->event_id > 0) {
 667                 priv->active = TRUE;
 668                 gtk_widget_queue_draw (widget);
 669         }
 670
 671         return TRUE;
 672 }
 673
 674 static gboolean
 675 button_release_event_cb (GtkWidget      *widget,
 676                          GdkEventButton *event,
 677                          ELHomeApplet   *self)
 678 {
 679         ELHomeAppletPrivate *priv = self->priv;
 680
 681         if (priv->active) {
 682                 priv->active = FALSE;
 683                 stop_scroll_anim (priv);
 684                 if (priv->scroll_on_click) {
 685                         priv->scroll_on_click = FALSE;
 686                         priv->scroll_anim_id = g_timeout_add (SCROLL_PERIOD,
 687                                                               (GSourceFunc)scroll_anim_cb,
 688                                                               self);
 689                 }
 690                 else
 691 #ifndef DEBUG_LAYOUT
 692                         mark_as_read (self);
 693 #endif
 694                 gtk_widget_queue_draw (widget);
 695         }
 696
 697         return TRUE;
 698 }
 699
 700 static gboolean
 701 leave_notify_event_cb (GtkWidget        *widget,
 702                        GdkEventCrossing *event,
 703                        ELHomeApplet     *self)
 704 {
 705         ELHomeAppletPrivate *priv = self->priv;
 706
 707         if (priv->active) {
 708                 priv->active = FALSE;
 709                 stop_scroll_anim (priv);
 710                 gtk_widget_queue_draw (widget);
 711         }
 712
 713         return FALSE;
 714 }
 715
 716 static void
 717 el_home_applet_init (ELHomeApplet *self)
 718 {
 719         ELHomeAppletPrivate *priv;
 720         GtkWidget *event_box;
 721         GtkWidget *hbox, *vbox, *align;
 722
 723         self->priv = EL_HOME_APPLET_GET_PRIVATE (self);
 724         priv = self->priv;
 725
 726         gtk_widget_set_app_paintable (GTK_WIDGET (self), TRUE);
 727
 728         priv->unread = gtk_label_new ("12");
 729         hildon_helper_set_logical_color (priv->unread,
 730                                          GTK_RC_FG,
 731                                          GTK_STATE_NORMAL,
 732                                          "ActiveTextColor");
 733         gtk_misc_set_alignment (GTK_MISC (priv->unread),
 734                                 1.0f,
 735                                 0.5f);
 736         gtk_widget_set_size_request (priv->unread,
 737                                      -1,
 738                                      HEADER_HEIGHT);
 739
 740         priv->icon = gtk_image_new_from_icon_name ("chat_unread_sms",
 741                                                    HILDON_ICON_SIZE_FINGER);
 742         gtk_misc_set_alignment (GTK_MISC (priv->icon),
 743                                 0.5f,
 744                                 0.5f);
 745
 746         priv->sender = gtk_label_new ("asdf asdf asdf asdf asdf");
 747         gtk_misc_set_alignment (GTK_MISC (priv->sender),
 748                                 0.5f,
 749                                 0.5f);
 750         gtk_label_set_ellipsize (GTK_LABEL (priv->sender),
 751                                  PANGO_ELLIPSIZE_END);
 752         gtk_widget_set_name (priv->sender, "hildon-shadow-label");
 753         hildon_helper_set_logical_font (priv->sender, "SystemFont");
 754
 755         priv->message = g_strdup ("One two three four five six seven eight nine ten");
 756
 757         /* TODO: l10n */
 758         priv->empty = gtk_label_new ("No new messages");
 759         gtk_widget_set_name (priv->empty, "hildon-shadow-label");
 760         GTK_WIDGET_SET_FLAGS (priv->empty, GTK_NO_SHOW_ALL);
 761
 762         priv->received = gtk_label_new ("aewf aewf aewf awef");
 763         gtk_misc_set_alignment (GTK_MISC (priv->received),
 764                                 1.0f,
 765                                 0.5f);
 766         gtk_widget_set_size_request (priv->received,
 767                                      MESSAGE_WIDTH,
 768                                      -1);
 769         hildon_helper_set_logical_font (priv->received, "SmallSystemFont");
 770         gtk_widget_set_name (priv->received, "hildon-shadow-label");
 771
 772         hbox = gtk_hbox_new (FALSE, 0);
 773         gtk_box_pack_start (GTK_BOX (hbox), priv->unread, FALSE, FALSE, 0);
 774         gtk_box_pack_start (GTK_BOX (hbox), priv->icon, FALSE, FALSE, 0);
 775         gtk_box_pack_start (GTK_BOX (hbox), priv->sender, TRUE, TRUE, 0);
 776
 777         vbox = gtk_vbox_new (FALSE, 0);
 778         gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
 779         gtk_box_pack_start (GTK_BOX (vbox), priv->empty, TRUE, TRUE, 0);
 780         gtk_box_pack_end (GTK_BOX (vbox), priv->received, FALSE, FALSE, 0);
 781
 782         align = gtk_alignment_new (0.5f, 0.0f, 1.0f, 1.0f);
 783         gtk_alignment_set_padding (GTK_ALIGNMENT (align),
 784                                    0, 0, HILDON_MARGIN_DEFAULT, HILDON_MARGIN_DEFAULT);
 785
 786         gtk_container_set_border_width (GTK_CONTAINER (vbox), HILDON_MARGIN_HALF);
 787
 788         event_box = gtk_event_box_new ();
 789         gtk_event_box_set_visible_window (GTK_EVENT_BOX (event_box), FALSE);
 790         gtk_widget_set_size_request (event_box, BOX_WIDTH, BOX_HEIGHT);
 791
 792         gtk_container_add (GTK_CONTAINER (align), vbox);
 793         gtk_container_add (GTK_CONTAINER (event_box), align);
 794         gtk_container_add (GTK_CONTAINER (self), event_box);
 795
 796         g_signal_connect (event_box,
 797                           "button-press-event",
 798                           G_CALLBACK (button_press_event_cb),
 799                           self);
 800         g_signal_connect (event_box,
 801                           "button-release-event",
 802                           G_CALLBACK (button_release_event_cb),
 803                           self);
 804         g_signal_connect (event_box,
 805                           "leave-notify-event",
 806                           G_CALLBACK (leave_notify_event_cb),
 807                           self);
 808
 809         g_signal_connect (event_box,
 810                           "style-set",
 811                           G_CALLBACK (style_set_cb),
 812                           self);
 813         g_signal_connect (self,
 814                           "notify::is-on-current-desktop",
 815                           G_CALLBACK (notify_on_current_desktop),
 816                           self);
 817
 818         gtk_widget_show_all (GTK_WIDGET (event_box));
 819
 820 #ifndef DEBUG_LAYOUT
 821         priv->eventlogger = rtcom_el_new ();
 822         g_signal_connect (priv->eventlogger,
 823                           "new-event",
 824                           G_CALLBACK (new_event_cb),
 825                           self);
 826         g_signal_connect (priv->eventlogger,
 827                           "event-updated",
 828                           G_CALLBACK (new_event_cb),
 829                           self);
 830
 831         read_new_event (self);
 832 #endif
 833 }
 834
 835 static void
 836 el_home_applet_class_init (ELHomeAppletClass *klass)
 837 {
 838         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 839         GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 840
 841         object_class->dispose = dispose;
 842         object_class->finalize = finalize;
 843         widget_class->expose_event = expose_event;
 844         widget_class->realize = el_home_applet_realize;
 845
 846         g_type_class_add_private (klass, sizeof (ELHomeAppletPrivate));
 847 }
 848