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 General Public License
  11  * as published by the Free Software Foundation; either version 2 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 #include <unistd.h>
  33 #include <sys/wait.h>
  34
  35 #define GCONF_KEY_POSITION "/apps/osso/hildon-desktop/applets/livewp-home-widget.desktop-%i/position"
  36 #define GCONF_KEY_MODIFIED "/apps/osso/hildon-desktop/applets/livewp-home-widget.desktop-%i/modified"
  37 #define GCONF_KEY_VIEW     "/apps/osso/hildon-desktop/applets/livewp-home-widget.desktop-%i/view"
  38
  39 HD_DEFINE_PLUGIN_MODULE (AWallpaperPlugin, animation_wallpaper_plugin, HD_TYPE_HOME_PLUGIN_ITEM)
  40 #define Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE (obj,\
  41                                                           Animation_Wallpaper_TYPE_HOME_PLUGIN,\
  42                                                           Animation_WallpaperPrivate))
  43 static void
  44 lw_applet_realize (GtkWidget *widget)
  45 {
  46     GdkScreen *screen;
  47     gchar * strid;
  48     gint id;
  49     AWallpaperPlugin *desktop_plugin = (AWallpaperPlugin *)widget;
  50     char* child_argv[] =  {"/usr/bin/livewp", "0", (char *) 0 };
  51
  52
  53     strid = g_strdup(hd_plugin_item_get_plugin_id (HD_PLUGIN_ITEM (widget)));
  54
  55     id = strid[strlen(strid)-1] - '0';
  56     desktop_plugin->priv->view = id;
  57     g_free(strid);
  58
  59     switch (id){
  60             case 0: child_argv[1] = "1";
  61                 break;
  62             case 1: child_argv[1] = "2";
  63                 break;
  64             case 2: child_argv[1] = "3";
  65                 break;
  66             case 3: child_argv[1] = "4";
  67                 break;
  68             case 4: child_argv[1] = "5";
  69                 break;
  70             case 5: child_argv[1] = "6";
  71                 break;
  72             case 6: child_argv[1] = "7";
  73                 break;
  74             case 7: child_argv[1] = "8";
  75                 break;
  76             case 8: child_argv[1] = "9";
  77                 break;
  78
  79     }
  80     desktop_plugin->priv->one_in_all_view = get_one_in_all_views_from_config();
  81     /* Check one theme in all view mode */
  82     if (!desktop_plugin->priv->one_in_all_view ||
  83         (desktop_plugin->priv->one_in_all_view && id == 0)){
  84             /* Start a new process */
  85             desktop_plugin->priv->pid = fork();
  86             if (desktop_plugin->priv->pid == 0){
  87                 execvp("/usr/bin/livewp", child_argv);
  88                 fprintf(stderr,"Problem with new process");
  89             }
  90     }
  91
  92     desktop_plugin_visible_notify((GObject *)widget, NULL, desktop_plugin);
  93
  94     screen = gtk_widget_get_screen (widget);
  95     gtk_widget_set_colormap (widget,
  96                                 gdk_screen_get_rgba_colormap (screen));
  97     gtk_widget_set_app_paintable (widget,
  98                                 TRUE);
  99     GTK_WIDGET_CLASS (animation_wallpaper_plugin_parent_class)->realize (widget);
 100 }
 101
 102 /* Set position of widget on desktop */
 103 static void
 104 init_applet_position(gint *xapplet, gint *yapplet)
 105 {
 106   GSList *position = NULL;
 107   gchar *position_key;
 108   gchar *modified_key;
 109   gchar *modified;
 110   GError *error = NULL;
 111   gint i;
 112   GConfClient   *gconf_client = gconf_client_get_default ();
 113   for (i=0;i<9;i++){
 114       position_key = g_strdup_printf (GCONF_KEY_POSITION, i);
 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, i);
 137       gconf_client_set_string (gconf_client,
 138                                modified_key,
 139                                modified,
 140                                &error);
 141       g_free(modified);
 142       g_free(modified_key);
 143       modified_key = g_strdup_printf (GCONF_KEY_VIEW, i);
 144       gconf_client_set_int (gconf_client,
 145                                modified_key,
 146                                (i+1),
 147                                &error);
 148       g_free(modified_key);
 149
 150   }
 151   gconf_client_clear_cache(gconf_client);
 152   g_object_unref(gconf_client);
 153 }
 154
 155 void
 156 desktop_plugin_visible_notify (GObject    *object,
 157                                           GParamSpec *spec,
 158                                           AWallpaperPlugin *desktop_plugin)
 159 {
 160     gboolean visible;
 161     Animation_WallpaperPrivate *priv = desktop_plugin->priv;
 162     g_object_get (object, "is-on-current-desktop", &visible, NULL);
 163     fprintf (stderr, "LWP is-on-current-desktop changed. visible: %u", visible);
 164     if (priv){
 165              if (priv->one_in_all_view){
 166                      if (visible)
 167                         send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 168                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW1);
 169                      else{
 170                         /* start any application on current view */
 171                         if ((priv->view + 1) == current_active_view())
 172                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 173                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW1);
 174                      }
 175                      return;
 176              }
 177              switch (priv->view + 1){
 178                 case 1: if (visible)
 179                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 180                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW1);
 181                         else
 182                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 183                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW1);
 184                         break;
 185                 case 2: if (visible)
 186                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 187                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW2);
 188                         else
 189                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 190                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW2);
 191                         break;
 192                 case 3: if (visible)
 193                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 194                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW3);
 195                         else
 196                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 197                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW3);
 198                         break;
 199                 case 4: if (visible)
 200                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 201                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW4);
 202                         else
 203                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 204                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW4);
 205                         break;
 206                case 5: if (visible)
 207                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 208                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW5);
 209                         else
 210                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 211                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW5);
 212                         break;
 213                case 6: if (visible)
 214                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 215                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW6);
 216                         else
 217                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 218                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW6);
 219                         break;
 220                case 7: if (visible)
 221                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 222                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW7);
 223                         else
 224                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 225                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW7);
 226                         break;
 227                case 8: if (visible)
 228                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 229                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW8);
 230                         else
 231                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 232                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW8);
 233                         break;
 234                case 9: if (visible)
 235                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 236                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW9);
 237                         else
 238                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 239                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW9);
 240                         break;
 241
 242              }
 243
 244      }
 245
 246 }
 247
 248 gboolean
 249 send_alive_event(Animation_WallpaperPrivate *priv)
 250 {
 251     switch (priv->view + 1){
 252         case 1: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 253                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW1);
 254                 break;
 255         case 2: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 256                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW2);
 257                 break;
 258         case 3: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 259                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW3);
 260                 break;
 261         case 4: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 262                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW4);
 263                 break;
 264         case 5: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 265                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW5);
 266                 break;
 267         case 6: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 268                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW6);
 269                 break;
 270         case 7: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 271                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW7);
 272                 break;
 273         case 8: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 274                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW8);
 275                 break;
 276         case 9: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 277                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW9);
 278                 break;
 279
 280
 281     }
 282
 283     return TRUE;
 284 }
 285
 286 static void
 287 animation_wallpaper_plugin_init (AWallpaperPlugin *desktop_plugin)
 288 {
 289
 290     //fprintf(stderr, "!!!!!!!plugin init \n");
 291     Animation_WallpaperPrivate *priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
 292     desktop_plugin->priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
 293     priv->osso = osso_initialize(PACKAGE, VERSION, TRUE, NULL);
 294
 295         /* Initialize DBUS */
 296     livewp_initialize_dbus(priv);
 297
 298     priv->desktop_plugin = desktop_plugin;
 299     priv->window = (GtkWidget *)desktop_plugin;
 300     priv->visible = FALSE;
 301     priv->short_timer = 0;
 302     priv->xapplet = 0;
 303     priv->yapplet = 0;
 304     priv->scene = NULL;
 305     priv->pid = 0;
 306     priv->theme = g_strdup("Modern");
 307     //priv->theme = g_strdup("Accel");
 308     desktop_plugin->priv->main_widget = gtk_fixed_new();
 309
 310     gtk_widget_set_size_request(desktop_plugin->priv->main_widget, 1, 1);
 311     gtk_widget_show (desktop_plugin->priv->main_widget);
 312     gtk_container_add (GTK_CONTAINER (desktop_plugin), desktop_plugin->priv->main_widget);
 313     init_applet_position(&(priv->xapplet), &(priv->yapplet));
 314
 315
 316     priv->scene = NULL;
 317     g_signal_connect (desktop_plugin, "notify::is-on-current-desktop",
 318                    G_CALLBACK (desktop_plugin_visible_notify), desktop_plugin);
 319
 320     priv->alive_timer = g_timeout_add(60000*3, (GtkFunction)send_alive_event, priv);  /* One per 3 minute */
 321 }
 322
 323 static void
 324 lw_applet_finalize (GObject *object)
 325 {
 326      int status = 0; int wpid;
 327 fprintf(stderr,"lw_applet_finalize\n");
 328      AWallpaperPlugin *desktop_plugin = Animation_Wallpaper_HOME_PLUGIN (object);
 329      Animation_WallpaperPrivate *priv = desktop_plugin->priv;
 330 /*
 331
 332      if (priv){
 333              livewp_deinitialize_dbus(priv);
 334              fprintf(stderr,"finalaze %i\n", priv->long_timer);
 335              if (priv->long_timer){
 336                 g_source_remove(priv->long_timer);
 337                 priv->long_timer = 0;
 338              }
 339              if (priv->short_timer){
 340                 g_source_remove(priv->short_timer);
 341                 priv->short_timer = 0;
 342              }
 343
 344              destroy_scene(desktop_plugin);
 345      }
 346 */
 347      if (priv){
 348              switch (priv->view + 1){
 349                 case 1: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 350                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW1);
 351                         break;
 352                 case 2: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 353                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW2);
 354                         break;
 355                 case 3: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 356                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW3);
 357                         break;
 358                 case 4: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 359                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW4);
 360                         break;
 361                 case 5: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 362                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW5);
 363                         break;
 364                 case 6: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 365                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW6);
 366                         break;
 367                 case 7: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 368                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW7);
 369                         break;
 370                 case 8: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 371                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW8);
 372                         break;
 373                 case 9: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 374                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW9);
 375                         break;
 376              }
 377      }
 378      if(priv->alive_timer > 0)
 379          g_source_remove(priv->alive_timer);
 380
 381      livewp_deinitialize_dbus(priv);
 382
 383      if (priv->pid >0){
 384              while (TRUE){
 385                  wpid = wait(&status);
 386                  if (wpid == priv->pid)
 387                      break;
 388              }
 389      }
 390 }
 391
 392 static void
 393 desktop_widget_finalize (GObject *object)
 394 {
 395 fprintf(stderr,"desktop lw_applet_finalize\n");
 396       /* Call the base class's implementation: */
 397      G_OBJECT_CLASS (animation_wallpaper_plugin_parent_class)->finalize (object);
 398 }
 399
 400 static void
 401 animation_wallpaper_plugin_class_init (AWallpaperPluginClass *klass) {
 402
 403     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 404     GtkObjectClass *gobject_class = GTK_OBJECT_CLASS (klass);
 405     GObjectClass *object_class = G_OBJECT_CLASS (klass);
 406
 407     /* gobject */
 408     gobject_class->destroy = (gpointer)lw_applet_finalize;
 409     object_class->finalize = desktop_widget_finalize;
 410     widget_class->realize = lw_applet_realize;
 411
 412     g_type_class_add_private (klass, sizeof (Animation_WallpaperPrivate));
 413
 414 }
 415
 416 static void
 417 animation_wallpaper_plugin_class_finalize (AWallpaperPluginClass *class) {
 418 }
 419
 420 Animation_WallpaperPrivate*
 421 animation_wallpaper_plugin_new (void)
 422 {
 423   return g_object_new (Animation_Wallpaper_TYPE_HOME_PLUGIN , NULL);
 424 }
 425