vcs.maemo.org Git - livewp/blob - applet/src/livewp-home-widget.c

   1 /*vim: set sw=4 ts=4 et: */
   2 /*
   3  * This file is part of Live Wallpaper (livewp)
   4  *
   5  * Copyright (C) 2010 Vlad Vasiliev
   6  * Copyright (C) 2010 Tanya Makova
   7  *       for the code
   8  *
   9  * This software is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public License
  11  * as published by the Free Software Foundation; either version 2.1 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This software is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this software; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  22  * 02110-1301 USA
  23 */
  24 /*******************************************************************************/
  25 #include "livewp-common.h"
  26 #include "livewp-home-widget.h"
  27 #include <gconf/gconf-client.h>
  28 #include "livewp-rules.h"
  29 #include "livewp-scene.h"
  30 #include <sys/time.h>
  31 #include <stdlib.h>
  32
  33 #define PLUGIN_NAME "livewp-home-widget.desktop-0"
  34 #define GCONF_KEY_POSITION "/apps/osso/hildon-desktop/applets/%s/position"
  35 #define GCONF_KEY_MODIFIED "/apps/osso/hildon-desktop/applets/%s/modified"
  36 #define GCONF_KEY_VIEW     "/apps/osso/hildon-desktop/applets/%s/view"
  37
  38 HD_DEFINE_PLUGIN_MODULE (AWallpaperPlugin, animation_wallpaper_plugin, HD_TYPE_HOME_PLUGIN_ITEM)
  39 #define Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE (obj,\
  40                                                           Animation_Wallpaper_TYPE_HOME_PLUGIN,\
  41                                                           Animation_WallpaperPrivate))
  42 static void
  43 lw_applet_realize (GtkWidget *widget)
  44 {
  45       GdkScreen *screen;
  46
  47       screen = gtk_widget_get_screen (widget);
  48       gtk_widget_set_colormap (widget,
  49                                 gdk_screen_get_rgba_colormap (screen));
  50       gtk_widget_set_app_paintable (widget,
  51                                 TRUE);
  52       GTK_WIDGET_CLASS (animation_wallpaper_plugin_parent_class)->realize (widget);
  53 }
  54
  55
  56 static gboolean
  57 lw_applet_expose_event(GtkWidget      *widget,
  58                                         GdkEventExpose *event)
  59 {
  60   cairo_t *cr;
  61
  62   /* Create cairo context */
  63   cr = gdk_cairo_create (GDK_DRAWABLE (widget->window));
  64   gdk_cairo_region (cr, event->region);
  65   cairo_clip (cr);
  66
  67   /* Draw alpha background */
  68   cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
  69   cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.0);
  70   cairo_paint (cr);
  71
  72   /* Free context */
  73   cairo_destroy (cr);
  74
  75   return GTK_WIDGET_CLASS (animation_wallpaper_plugin_parent_class)->expose_event (widget,
  76                                                                                   event);
  77 }
  78
  79 static gboolean
  80 expose_event (GtkWidget *widget,GdkEventExpose *event,
  81      gpointer data)
  82 {
  83     cairo_t *cr;
  84     GdkPixbuf *pixbuf = (GdkPixbuf *) data;
  85
  86     cr = gdk_cairo_create(widget->window);
  87     if (cr){
  88         gdk_cairo_region(cr, event->region);
  89         cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
  90         gdk_cairo_set_source_pixbuf(cr, pixbuf, 0.0, 0.0);
  91         cairo_paint(cr);
  92         cairo_destroy(cr);
  93     }
  94     return TRUE;
  95 }
  96
  97 static void
  98 realize (GtkWidget *widget)
  99 {
 100     GdkScreen *screen;
 101     screen = gtk_widget_get_screen (widget);
 102     gtk_widget_set_colormap (widget, gdk_screen_get_rgba_colormap (screen));
 103 }
 104 /* Set position of widget on desktop */
 105 static void
 106 init_applet_position(gint *xapplet, gint *yapplet)
 107 {
 108   GSList *position = NULL;
 109   gchar *position_key;
 110   gchar *modified_key;
 111   gchar *modified;
 112   GError *error = NULL;
 113   GConfClient   *gconf_client = gconf_client_get_default ();
 114   position_key = g_strdup_printf (GCONF_KEY_POSITION, PLUGIN_NAME);
 115   position = gconf_client_get_list (gconf_client,
 116                                     position_key,
 117                                     GCONF_VALUE_INT,
 118                                     NULL);
 119   if (position && position->data && position->next->data){
 120         *xapplet = GPOINTER_TO_INT (position->data);
 121         *yapplet = GPOINTER_TO_INT (position->next->data);
 122   }else{
 123         position = g_slist_prepend (g_slist_prepend (NULL,
 124                                       GINT_TO_POINTER (Ystartposition)),
 125                                       GINT_TO_POINTER (Xstartposition));
 126         gconf_client_set_list (gconf_client,
 127                                position_key,
 128                                GCONF_VALUE_INT,
 129                                position,
 130                                &error);
 131         *xapplet = Xstartposition;
 132         *yapplet = Ystartposition;
 133   }
 134   g_free (position_key);
 135   modified = g_strdup_printf ("%i", 0);
 136   modified_key = g_strdup_printf (GCONF_KEY_MODIFIED, PLUGIN_NAME);
 137   gconf_client_set_string (gconf_client,
 138                            modified_key,
 139                            modified,
 140                            &error);
 141   g_free(modified);
 142   g_free(modified_key);
 143   gconf_client_clear_cache(gconf_client);
 144   g_object_unref(gconf_client);
 145 }
 146 #if 0
 147 void
 148 actor_set_position_full(GtkWidget *actor, gint x, gint y, gint z)
 149 {
 150 /*  fprintf(stderr, "actor_set_position_full z=%d\n", z); */
 151     hildon_animation_actor_set_position_full (HILDON_ANIMATION_ACTOR (actor),x-0, y-0, z);
 152 }
 153 #endif
 154
 155 void
 156 destroy_hildon_actor(Actor *actor)
 157 {
 158     //fprintf(stderr, "destroy_hildon_actor %s\n",actor->name);
 159     gtk_widget_destroy(actor->widget);
 160     actor->widget = NULL;
 161 }
 162
 163
 164 void
 165 create_hildon_actor(Actor *actor, AWallpaperPlugin *desktop_plugin)
 166 {
 167   GtkWidget *ha = NULL;
 168   GdkPixbuf *pixbuf = NULL;
 169   GtkWidget *image = NULL;
 170   gchar     *str = NULL;
 171
 172   ha = hildon_animation_actor_new();
 173   str = g_strdup_printf( "%s/%s/%s", THEME_PATH,
 174                         desktop_plugin->priv->theme, actor->filename);
 175   pixbuf = gdk_pixbuf_new_from_file_at_size (str,
 176                                              actor->width,
 177                                              actor->height,
 178                                              NULL);
 179   /*fprintf(stderr, "create_hildon_actor %s %s\n", actor->name, str);*/
 180   if (str)
 181       g_free(str);
 182   if (pixbuf){
 183       image = gtk_image_new_from_pixbuf (pixbuf);
 184       g_object_unref(G_OBJECT(pixbuf));
 185   }
 186   if (image){
 187     g_signal_connect(G_OBJECT(image), "expose_event",
 188                            G_CALLBACK(expose_event), pixbuf);
 189     gtk_container_add (GTK_CONTAINER (ha), image);
 190   }
 191   realize(ha);
 192   gtk_widget_show_all(ha);
 193
 194   /* TO DO check it */
 195   /*  gdk_flush (); */
 196
 197   //g_object_set_data(G_OBJECT(ha), "image", image);
 198   actor->image = image;
 199   hildon_animation_actor_set_parent (HILDON_ANIMATION_ACTOR (ha), GTK_WINDOW(desktop_plugin));
 200
 201   actor->widget = ha;
 202   set_actor_position(actor, actor->x, actor->y, actor->z, desktop_plugin);
 203   set_actor_scale(actor, (double)actor->scale/100, (double)actor->scale/100);
 204   set_actor_visible(actor, actor->visible);
 205 }
 206
 207
 208 void
 209 change_hildon_actor(Actor *actor, AWallpaperPlugin *desktop_plugin)
 210 {
 211     GtkWidget *image = NULL;
 212     GdkPixbuf *pixbuf = NULL;
 213     gchar     *str = NULL;
 214
 215     str = g_strdup_printf( "%s/%s/%s", THEME_PATH,
 216                             desktop_plugin->priv->theme, actor->filename);
 217
 218     pixbuf = gdk_pixbuf_new_from_file_at_size (str,
 219                                                actor->width,
 220                                                actor->height,
 221                                                NULL);
 222     if(str)
 223         g_free(str);
 224     if (pixbuf){
 225         image = gtk_image_new_from_pixbuf (pixbuf);
 226         g_object_unref(G_OBJECT(pixbuf));
 227     }
 228     if (image){
 229         g_signal_connect(G_OBJECT(image), "expose_event",
 230                                        G_CALLBACK(expose_event), pixbuf);
 231         //if (g_object_get_data(G_OBJECT(actor->widget), "image")){
 232         if (actor->image){
 233             gtk_container_remove(GTK_CONTAINER(actor->widget), actor->image);
 234         }
 235         //g_object_set_data(G_OBJECT(actor->widget), "image", image);
 236         actor->image = image;
 237         gtk_container_add (GTK_CONTAINER (actor->widget), image);
 238         realize(actor->widget);
 239         gtk_widget_show_all(actor->widget);
 240         /* TO DO check it */
 241        /*  gdk_flush (); */
 242
 243
 244     }
 245
 246 }
 247
 248
 249 static gboolean
 250 short_timeout (AWallpaperPlugin *desktop_plugin)
 251 {
 252     //gint daytime = get_daytime();
 253     GSList * tmp;
 254     void (*pfunc)(gpointer, gpointer);
 255     time_t now;
 256     Actor *actor;
 257     gboolean stop_flag = TRUE;
 258
 259 if (!desktop_plugin->priv->visible || !desktop_plugin->priv->rich_animation){
 260         desktop_plugin->priv->short_timer = 0;
 261         return FALSE;
 262     }
 263
 264     now = time(NULL);
 265     //scene.daytime = daytime;
 266     /* fprintf(stderr, "Short timer %d\n", now); */
 267     tmp = desktop_plugin->priv->scene->actors;
 268     while (tmp != NULL){
 269            actor = tmp->data;
 270            if (now >= actor->time_start_animation
 271                && actor->time_start_animation > 0
 272                /* && now - actor->time_start_animation <= actor->duration_animation*/){
 273                 pfunc = actor->func_change;
 274                 if (pfunc){
 275                     (*pfunc)(actor, desktop_plugin);
 276                     stop_flag = FALSE;
 277                 }
 278             }
 279             tmp = g_slist_next(tmp);
 280     }
 281     if (stop_flag){
 282          desktop_plugin->priv->short_timer = 0;
 283          return FALSE;
 284     }else
 285          return TRUE; /* keep running this event */
 286 }
 287
 288 void
 289 run_long_timeout(AWallpaperPlugin *desktop_plugin)
 290 {
 291
 292     gint daytime = get_daytime();
 293     GSList * tmp;
 294     void (*pfunc)(gpointer, gpointer);
 295     time_t now;
 296     Actor *actor;
 297
 298     if (!desktop_plugin->priv->scene)
 299         return;
 300     //fprintf(stderr, "!!!run long timeout short_timer=%d\n", desktop_plugin->priv->short_timer);
 301     if (desktop_plugin->priv->scene->daytime != daytime){
 302         desktop_plugin->priv->scene->daytime = daytime;
 303         tmp = desktop_plugin->priv->scene->actors;
 304         while (tmp != NULL){
 305             //change_actor(tmp->data);
 306             pfunc =((Actor*)tmp->data)->func_change;
 307             if (pfunc){
 308                 (*pfunc)(tmp->data, desktop_plugin);
 309             }
 310             tmp = g_slist_next(tmp);
 311         }
 312     }
 313
 314     now = time(NULL);
 315     //fprintf(stderr, "Now  %d\n", now);
 316     tmp = desktop_plugin->priv->scene->actors;
 317     while (tmp != NULL){
 318         actor = tmp->data;
 319         if (now >= actor->time_start_animation
 320             && actor->time_start_animation > 0
 321             && desktop_plugin->priv->short_timer == 0){
 322             /* fprintf(stderr, "start short timer act = %s %d\n", actor->name, now); */
 323             if (desktop_plugin->priv->rich_animation){
 324                 actor->time_start_animation = now;
 325                 desktop_plugin->priv->short_timer = g_timeout_add(SHORT_TIMER, (GtkFunction)short_timeout, desktop_plugin);
 326             }
 327             else {
 328                 (*actor->func_change)(actor, desktop_plugin);
 329             }
 330         }
 331         tmp = g_slist_next(tmp);
 332     }
 333
 334 }
 335
 336 static gboolean
 337 long_timeout (AWallpaperPlugin *desktop_plugin)
 338 {
 339     /* fprintf(stderr, "long_timeout %i\n", desktop_plugin->priv->long_timer); */
 340     if (desktop_plugin->priv->long_timer == 0 )
 341         return FALSE;
 342     if (!desktop_plugin->priv->visible){
 343         if(desktop_plugin->priv->short_timer != 0){
 344             g_source_remove(desktop_plugin->priv->short_timer);
 345             desktop_plugin->priv->short_timer = 0;
 346         }
 347         desktop_plugin->priv->long_timer = 0;
 348         return FALSE;
 349     }
 350
 351
 352     run_long_timeout(desktop_plugin);
 353     return TRUE; /* keep running this event */
 354 }
 355
 356 static void
 357 desktop_plugin_visible_notify (GObject    *object,
 358                                           GParamSpec *spec,
 359                                           AWallpaperPlugin *desktop_plugin)
 360 {
 361     gboolean visible;
 362     g_object_get (object, "is-on-current-desktop", &visible, NULL);
 363     /* fprintf (stderr, "is-on-current-desktop changed. visible: %u", visible); */
 364     if (visible){
 365         desktop_plugin->priv->visible = TRUE;
 366         if (desktop_plugin->priv->long_timer == 0 ){
 367             desktop_plugin->priv->long_timer = g_timeout_add(LONG_TIMER, (GtkFunction)long_timeout, desktop_plugin);
 368             run_long_timeout(desktop_plugin);
 369         }
 370     }else{
 371         desktop_plugin->priv->visible = FALSE;
 372         if (desktop_plugin->priv->long_timer != 0 ){
 373             g_source_remove(desktop_plugin->priv->long_timer);
 374             desktop_plugin->priv->long_timer = 0;
 375         }
 376     }
 377 }
 378 gboolean
 379 rich_animation_press(GtkWidget *widget, GdkEvent *event,
 380                                             gpointer user_data){
 381     fprintf(stderr,"gggggggggggggggggggg2222\n");
 382     return FALSE;
 383 }
 384 static void
 385 animation_wallpaper_plugin_init (AWallpaperPlugin *desktop_plugin)
 386 {
 387     GtkWidget *rich_animation;
 388     gchar           buffer[2048];
 389     gchar str[128];
 390
 391     //fprintf(stderr, "!!!!!!!plugin init \n");
 392     Animation_WallpaperPrivate *priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
 393     desktop_plugin->priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
 394     priv->osso = osso_initialize(PACKAGE, VERSION, TRUE, NULL);
 395
 396     /* Load config */
 397     read_config(priv);
 398     /* Initialize DBUS */
 399     livewp_initialize_dbus(priv);
 400
 401     priv->desktop_plugin = desktop_plugin;
 402     priv->visible = TRUE;
 403     priv->short_timer = 0;
 404     priv->xapplet = 0;
 405     priv->yapplet = 0;
 406     priv->scene = NULL;
 407 //    priv->theme = g_strdup("Modern");
 408 //#if 0
 409     priv->hash_scene_func = g_hash_table_new(g_str_hash, g_str_equal);
 410
 411     g_hash_table_insert(priv->hash_scene_func, g_strdup("Berlin"), (gpointer)&init_scene_Berlin);
 412     g_hash_table_insert(priv->hash_scene_func, g_strdup("Modern"), (gpointer)&init_scene_Modern);
 413     g_hash_table_insert(priv->hash_scene_func, g_strdup("Matrix"), (gpointer)&init_scene_Matrix);
 414 //#endif
 415     //priv->theme = g_strdup("Modern");
 416     desktop_plugin->priv->main_widget = gtk_fixed_new();
 417
 418     gtk_widget_set_size_request(desktop_plugin->priv->main_widget, 100, 32);
 419     desktop_plugin->priv->right_corner = NULL;
 420     snprintf(buffer, sizeof(buffer) - 1, "%s/%s/%s", THEME_PATH, desktop_plugin->priv->theme, "town0_right_corner.png");
 421     desktop_plugin->priv->right_corner = gtk_image_new_from_file (buffer);
 422     if (desktop_plugin->priv->right_corner){
 423         gtk_fixed_put(GTK_FIXED(desktop_plugin->priv->main_widget), desktop_plugin->priv->right_corner, 0, 0);
 424         gtk_widget_show (desktop_plugin->priv->right_corner);
 425     }
 426     /* Create rich animation event */
 427     rich_animation = gtk_event_box_new();
 428     if(rich_animation){
 429         gtk_widget_set_events(rich_animation, GDK_BUTTON_PRESS_MASK);
 430         gtk_event_box_set_visible_window(GTK_EVENT_BOX(rich_animation), FALSE);
 431         gtk_widget_set_size_request(rich_animation, 100, 32);
 432         gtk_widget_show (rich_animation);
 433         g_signal_connect(rich_animation, "button-press-event", G_CALLBACK(rich_animation_press), desktop_plugin);
 434         gtk_fixed_put(GTK_FIXED(desktop_plugin->priv->main_widget), rich_animation, 0, 0);
 435     }
 436 #if 0
 437     GtkWidget *label = gtk_label_new ("1111ddddddddd");
 438     gtk_widget_set_size_request(label, 95, 30);
 439     gtk_widget_show (label);
 440     gtk_container_add (GTK_CONTAINER (desktop_plugin), label);
 441 #endif
 442     hd_home_plugin_item_set_settings (HD_HOME_PLUGIN_ITEM (desktop_plugin), TRUE);
 443     g_signal_connect (desktop_plugin, "show-settings",
 444                              G_CALLBACK (show_settings), priv);
 445     gtk_widget_show (desktop_plugin->priv->main_widget);
 446     gtk_container_add (GTK_CONTAINER (desktop_plugin), desktop_plugin->priv->main_widget);
 447     init_applet_position(&(priv->xapplet), &(priv->yapplet));
 448
 449
 450     fprintf(stderr, "!!!theme = %s\n", priv->theme);
 451     snprintf(str, sizeof(str) - 1, "%s", "init_scene2");
 452     fprintf(stderr, " str = %s\n", str);
 453     priv->scene = NULL;
 454 #if 0
 455     if (!strcmp(priv->theme,"Modern"))
 456         init_scene_Modern(desktop_plugin);
 457     else if (!strcmp(priv->theme,"Berlin"))
 458         init_scene_Berlin(desktop_plugin);
 459     else if (!strcmp(priv->theme, "Matrix"))
 460         init_scene_Matrix(desktop_plugin);
 461 #endif
 462     init_scene_theme(desktop_plugin);
 463
 464     priv->long_timer = g_timeout_add(LONG_TIMER, (GtkFunction)long_timeout, desktop_plugin);
 465     /* TODO Move scene to priv */
 466     //scene.timer_type = LONG_TIMER_TYPE;
 467     g_signal_connect (desktop_plugin, "notify::is-on-current-desktop",
 468                    G_CALLBACK (desktop_plugin_visible_notify), desktop_plugin);
 469
 470
 471     //sleep(2);
 472 }
 473
 474 static void
 475 lw_applet_finalize (GObject *object)
 476 {
 477 fprintf(stderr,"lw_applet_finalize\n");
 478 /*
 479      AWallpaperPlugin *desktop_plugin = Animation_Wallpaper_HOME_PLUGIN (object);
 480      Animation_WallpaperPrivate *priv = desktop_plugin->priv;
 481
 482      if (priv){
 483              livewp_deinitialize_dbus(priv);
 484              fprintf(stderr,"finalaze %i\n", priv->long_timer);
 485              if (priv->long_timer){
 486                 g_source_remove(priv->long_timer);
 487                 priv->long_timer = 0;
 488              }
 489              if (priv->short_timer){
 490                 g_source_remove(priv->short_timer);
 491                 priv->short_timer = 0;
 492              }
 493
 494              destroy_scene(desktop_plugin);
 495      }
 496 */
 497 }
 498
 499 static void
 500 desktop_widget_finalize (GObject *object)
 501 {
 502      AWallpaperPlugin *desktop_plugin = Animation_Wallpaper_HOME_PLUGIN (object);
 503      Animation_WallpaperPrivate *priv = desktop_plugin->priv;
 504
 505      if (priv){
 506              livewp_deinitialize_dbus(priv);
 507              fprintf(stderr,"finalaze %i\n", priv->long_timer);
 508              if (priv->long_timer){
 509                 g_source_remove(priv->long_timer);
 510                 priv->long_timer = 0;
 511              }
 512              if (priv->short_timer){
 513                 g_source_remove(priv->short_timer);
 514                 priv->short_timer = 0;
 515              }
 516
 517              destroy_scene(desktop_plugin);
 518      }
 519       /* Call the base class's implementation: */
 520       G_OBJECT_CLASS (animation_wallpaper_plugin_parent_class)->finalize (object);
 521 }
 522
 523 static void
 524 animation_wallpaper_plugin_class_init (AWallpaperPluginClass *klass) {
 525
 526     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 527     GtkObjectClass *gobject_class = GTK_OBJECT_CLASS (klass);
 528     GObjectClass *object_class = G_OBJECT_CLASS (klass);
 529
 530     /* gobject */
 531     gobject_class->destroy = (gpointer)lw_applet_finalize;
 532     object_class->finalize = desktop_widget_finalize;
 533     widget_class->realize = lw_applet_realize;
 534     widget_class->expose_event = lw_applet_expose_event;
 535
 536     g_type_class_add_private (klass, sizeof (Animation_WallpaperPrivate));
 537
 538 }
 539
 540 static void
 541 animation_wallpaper_plugin_class_finalize (AWallpaperPluginClass *class) {
 542 }
 543
 544 Animation_WallpaperPrivate*
 545 animation_wallpaper_plugin_new (void)
 546 {
 547   return g_object_new (Animation_Wallpaper_TYPE_HOME_PLUGIN , NULL);
 548 }
 549