git.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
  60     switch (id){
  61             case 0: child_argv[1] = "1";
  62                 break;
  63             case 1: child_argv[1] = "2";
  64                 break;
  65             case 2: child_argv[1] = "3";
  66                 break;
  67             case 3: child_argv[1] = "4";
  68                 break;
  69     }
  70     desktop_plugin->priv->one_in_all_view = get_one_in_all_views_from_config();
  71     /* Check one theme in all view mode */
  72     if (!desktop_plugin->priv->one_in_all_view ||
  73         (desktop_plugin->priv->one_in_all_view && id == 0)){
  74             /* Start a new process */
  75             desktop_plugin->priv->pid = fork();
  76             if (desktop_plugin->priv->pid == 0){
  77                 execvp("/usr/bin/livewp", child_argv);
  78                 fprintf(stderr,"Problem with new process");
  79             }
  80     }
  81
  82     desktop_plugin_visible_notify((GObject *)widget, NULL, desktop_plugin);
  83
  84     screen = gtk_widget_get_screen (widget);
  85     gtk_widget_set_colormap (widget,
  86                                 gdk_screen_get_rgba_colormap (screen));
  87     gtk_widget_set_app_paintable (widget,
  88                                 TRUE);
  89     GTK_WIDGET_CLASS (animation_wallpaper_plugin_parent_class)->realize (widget);
  90 }
  91
  92 /* Set position of widget on desktop */
  93 static void
  94 init_applet_position(gint *xapplet, gint *yapplet)
  95 {
  96   GSList *position = NULL;
  97   gchar *position_key;
  98   gchar *modified_key;
  99   gchar *modified;
 100   GError *error = NULL;
 101   gint i;
 102   GConfClient   *gconf_client = gconf_client_get_default ();
 103   for (i=0;i<4;i++){
 104       position_key = g_strdup_printf (GCONF_KEY_POSITION, i);
 105       position = gconf_client_get_list (gconf_client,
 106                                         position_key,
 107                                         GCONF_VALUE_INT,
 108                                         NULL);
 109       if (position && position->data && position->next->data){
 110         *xapplet = GPOINTER_TO_INT (position->data);
 111         *yapplet = GPOINTER_TO_INT (position->next->data);
 112       }else{
 113         position = g_slist_prepend (g_slist_prepend (NULL,
 114                                           GINT_TO_POINTER (Ystartposition)),
 115                               GINT_TO_POINTER (Xstartposition));
 116         gconf_client_set_list (gconf_client,
 117                                    position_key,
 118                                    GCONF_VALUE_INT,
 119                                position,
 120                        &error);
 121         *xapplet = Xstartposition;
 122         *yapplet = Ystartposition;
 123       }
 124       g_free (position_key);
 125       modified = g_strdup_printf ("%i", 0);
 126       modified_key = g_strdup_printf (GCONF_KEY_MODIFIED, i);
 127       gconf_client_set_string (gconf_client,
 128                                modified_key,
 129                                modified,
 130                                &error);
 131       g_free(modified);
 132       g_free(modified_key);
 133       modified_key = g_strdup_printf (GCONF_KEY_VIEW, i);
 134       gconf_client_set_int (gconf_client,
 135                                modified_key,
 136                                (i+1),
 137                                &error);
 138       g_free(modified_key);
 139
 140   }
 141   gconf_client_clear_cache(gconf_client);
 142   g_object_unref(gconf_client);
 143 }
 144
 145 void
 146 desktop_plugin_visible_notify (GObject    *object,
 147                                           GParamSpec *spec,
 148                                           AWallpaperPlugin *desktop_plugin)
 149 {
 150     gboolean visible;
 151     Animation_WallpaperPrivate *priv = desktop_plugin->priv;
 152     g_object_get (object, "is-on-current-desktop", &visible, NULL);
 153     fprintf (stderr, "LWP is-on-current-desktop changed. visible: %u", visible);
 154     if (priv){
 155              if (priv->one_in_all_view){
 156                      if (visible)
 157                         send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 158                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW1);
 159                      else{
 160                         /* start any application on current view */
 161                         if ((priv->view + 1) == current_active_view())
 162                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 163                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW1);
 164                      }
 165                      return;
 166              }
 167              switch (priv->view + 1){
 168                 case 1: if (visible)
 169                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 170                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW1);
 171                         else
 172                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 173                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW1);
 174                         break;
 175                 case 2: if (visible)
 176                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 177                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW2);
 178                         else
 179                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 180                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW2);
 181                         break;
 182                 case 3: if (visible)
 183                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 184                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW3);
 185                         else
 186                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 187                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW3);
 188                         break;
 189                 case 4: if (visible)
 190                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 191                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW4);
 192                         else
 193                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 194                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW4);
 195                         break;
 196                case 5: if (visible)
 197                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 198                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW5);
 199                         else
 200                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 201                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW5);
 202                         break;
 203                case 6: if (visible)
 204                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 205                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW6);
 206                         else
 207                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 208                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW6);
 209                         break;
 210                case 7: if (visible)
 211                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 212                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW7);
 213                         else
 214                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 215                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW7);
 216                         break;
 217                case 8: if (visible)
 218                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 219                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW8);
 220                         else
 221                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 222                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW8);
 223                         break;
 224                case 9: if (visible)
 225                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 226                                           LIVEWP_SIGNAL_PATH, LIVEWP_PLAY_LIVEBG_ON_VIEW9);
 227                         else
 228                                 send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 229                                           LIVEWP_SIGNAL_PATH, LIVEWP_PAUSE_LIVEBG_ON_VIEW9);
 230                         break;
 231
 232              }
 233
 234      }
 235
 236 }
 237
 238 gboolean
 239 send_alive_event(Animation_WallpaperPrivate *priv)
 240 {
 241     switch (priv->view + 1){
 242         case 1: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 243                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW1);
 244                 break;
 245         case 2: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 246                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW2);
 247                 break;
 248         case 3: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 249                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW3);
 250                 break;
 251         case 4: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 252                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW4);
 253                 break;
 254         case 5: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 255                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW5);
 256                 break;
 257         case 6: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 258                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW6);
 259                 break;
 260         case 7: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 261                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW7);
 262                 break;
 263         case 8: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 264                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW8);
 265                 break;
 266         case 9: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 267                                   LIVEWP_SIGNAL_PATH, LIVEWP_ALIVE_LIVEBG_ON_VIEW9);
 268                 break;
 269
 270
 271     }
 272
 273     return TRUE;
 274 }
 275
 276 static void
 277 animation_wallpaper_plugin_init (AWallpaperPlugin *desktop_plugin)
 278 {
 279
 280     //fprintf(stderr, "!!!!!!!plugin init \n");
 281     Animation_WallpaperPrivate *priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
 282     desktop_plugin->priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
 283     priv->osso = osso_initialize(PACKAGE, VERSION, TRUE, NULL);
 284
 285         /* Initialize DBUS */
 286     livewp_initialize_dbus(priv);
 287
 288     priv->desktop_plugin = desktop_plugin;
 289     priv->window = (GtkWidget *)desktop_plugin;
 290     priv->visible = FALSE;
 291     priv->short_timer = 0;
 292     priv->xapplet = 0;
 293     priv->yapplet = 0;
 294     priv->scene = NULL;
 295     priv->pid = 0;
 296     priv->theme = g_strdup("Modern");
 297     //priv->theme = g_strdup("Accel");
 298     desktop_plugin->priv->main_widget = gtk_fixed_new();
 299
 300     gtk_widget_set_size_request(desktop_plugin->priv->main_widget, 1, 1);
 301     gtk_widget_show (desktop_plugin->priv->main_widget);
 302     gtk_container_add (GTK_CONTAINER (desktop_plugin), desktop_plugin->priv->main_widget);
 303     init_applet_position(&(priv->xapplet), &(priv->yapplet));
 304
 305
 306     priv->scene = NULL;
 307     g_signal_connect (desktop_plugin, "notify::is-on-current-desktop",
 308                    G_CALLBACK (desktop_plugin_visible_notify), desktop_plugin);
 309
 310     priv->alive_timer = g_timeout_add(60000*3, (GtkFunction)send_alive_event, priv);  /* One per 3 minute */
 311 }
 312
 313 static void
 314 lw_applet_finalize (GObject *object)
 315 {
 316      int status = 0; int wpid;
 317 fprintf(stderr,"lw_applet_finalize\n");
 318      AWallpaperPlugin *desktop_plugin = Animation_Wallpaper_HOME_PLUGIN (object);
 319      Animation_WallpaperPrivate *priv = desktop_plugin->priv;
 320 /*
 321
 322      if (priv){
 323              livewp_deinitialize_dbus(priv);
 324              fprintf(stderr,"finalaze %i\n", priv->long_timer);
 325              if (priv->long_timer){
 326                 g_source_remove(priv->long_timer);
 327                 priv->long_timer = 0;
 328              }
 329              if (priv->short_timer){
 330                 g_source_remove(priv->short_timer);
 331                 priv->short_timer = 0;
 332              }
 333
 334              destroy_scene(desktop_plugin);
 335      }
 336 */
 337      if (priv){
 338              switch (priv->view + 1){
 339                 case 1: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 340                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW1);
 341                         break;
 342                 case 2: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 343                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW2);
 344                         break;
 345                 case 3: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 346                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW3);
 347                         break;
 348                 case 4: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 349                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW4);
 350                         break;
 351                 case 5: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 352                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW5);
 353                         break;
 354                 case 6: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 355                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW6);
 356                         break;
 357                 case 7: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 358                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW7);
 359                         break;
 360                 case 8: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 361                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW8);
 362                         break;
 363                 case 9: send_dbus_signal (priv, LIVEWP_SIGNAL_INTERFACE,
 364                                           LIVEWP_SIGNAL_PATH, LIVEWP_STOP_LIVEBG_ON_VIEW9);
 365                         break;
 366              }
 367      }
 368      if(priv->alive_timer > 0)
 369          g_source_remove(priv->alive_timer);
 370
 371      livewp_deinitialize_dbus(priv);
 372
 373      if (priv->pid >0){
 374              while (TRUE){
 375                  wpid = wait(&status);
 376                  if (wpid == priv->pid)
 377                      break;
 378              }
 379      }
 380 }
 381
 382 static void
 383 desktop_widget_finalize (GObject *object)
 384 {
 385 fprintf(stderr,"desktop lw_applet_finalize\n");
 386       /* Call the base class's implementation: */
 387      G_OBJECT_CLASS (animation_wallpaper_plugin_parent_class)->finalize (object);
 388 }
 389
 390 static void
 391 animation_wallpaper_plugin_class_init (AWallpaperPluginClass *klass) {
 392
 393     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 394     GtkObjectClass *gobject_class = GTK_OBJECT_CLASS (klass);
 395     GObjectClass *object_class = G_OBJECT_CLASS (klass);
 396
 397     /* gobject */
 398     gobject_class->destroy = (gpointer)lw_applet_finalize;
 399     object_class->finalize = desktop_widget_finalize;
 400     widget_class->realize = lw_applet_realize;
 401
 402     g_type_class_add_private (klass, sizeof (Animation_WallpaperPrivate));
 403
 404 }
 405
 406 static void
 407 animation_wallpaper_plugin_class_finalize (AWallpaperPluginClass *class) {
 408 }
 409
 410 Animation_WallpaperPrivate*
 411 animation_wallpaper_plugin_new (void)
 412 {
 413   return g_object_new (Animation_Wallpaper_TYPE_HOME_PLUGIN , NULL);
 414 }
 415