vcs.maemo.org Git - livewp/blob - applet/src/livewp-dbus.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 /*******************************************************************************/
  26 #include "livewp-common.h"
  27 #include "livewp-dbus.h"
  28 /*******************************************************************************/
  29 void
  30 livewp_initialize_dbus(Animation_WallpaperPrivate *priv){
  31     gchar       *filter_string;
  32     DBusError   error;
  33
  34     dbus_error_init (&error);
  35     /* Add D-BUS signal handler for 'status_changed' */
  36 #if !defined APPLICATION
  37     priv->dbus_conn = (DBusConnection *) osso_get_sys_dbus_connection(priv->osso);
  38     priv->dbus_conn_session = (DBusConnection *) osso_get_dbus_connection(priv->osso);
  39 #else
  40     priv->dbus_conn = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
  41     priv->dbus_conn_session = dbus_bus_get(DBUS_BUS_SESSION, NULL);
  42 #endif
  43
  44     if (priv->dbus_conn_session){
  45         filter_string =
  46             g_strdup_printf("type='signal', interface='%s'", LIVEWP_SIGNAL_INTERFACE);
  47         dbus_bus_add_match(priv->dbus_conn_session, filter_string, &error);
  48         if (dbus_error_is_set(&error)){
  49              fprintf(stderr,"dbus_bus_add_match failed: %s", error.message);
  50              dbus_error_free(&error);
  51         }
  52         g_free(filter_string);
  53         /* add the callback */
  54         dbus_connection_add_filter(priv->dbus_conn_session,
  55                                    (DBusHandleMessageFunction)get_livewp_signal_cb,
  56                                    priv, NULL);
  57     }
  58 }
  59 /*******************************************************************************/
  60 void
  61 livewp_deinitialize_dbus(Animation_WallpaperPrivate *priv){
  62
  63     gchar       *filter_string;
  64     DBusError   error;
  65
  66     if (priv->dbus_conn){
  67 #if defined APPLICATION
  68          dbus_connection_close(priv->dbus_conn);
  69          dbus_connection_unref(priv->dbus_conn);
  70 #endif
  71     }
  72     if (priv->dbus_conn_session){
  73         filter_string =
  74                 g_strdup_printf("type='signal', interface='%s'", LIVEWP_SIGNAL_INTERFACE);
  75
  76         dbus_error_init (&error);
  77         dbus_bus_remove_match(priv->dbus_conn_session, filter_string, &error);
  78         if (!dbus_error_is_set(&error)){
  79             dbus_connection_remove_filter(priv->dbus_conn_session,
  80                                           (DBusHandleMessageFunction)get_livewp_signal_cb,
  81                                           NULL);
  82         }else{
  83
  84             fprintf(stderr,"dbus_bus_add_match failed: %s", error.message);
  85             dbus_error_free(&error);
  86         }
  87
  88          g_free(filter_string);
  89     }
  90
  91 }
  92 /*******************************************************************************/
  93 void
  94 send_dbus_signal (Animation_WallpaperPrivate *priv,
  95                   const gchar *interface,
  96                   const gchar *path,
  97                   const gchar *member)
  98 {
  99   gboolean       success;
 100
 101   DBusMessage *message = dbus_message_new (DBUS_MESSAGE_TYPE_SIGNAL);
 102   dbus_message_set_interface (message, interface);
 103   dbus_message_set_path (message, path);
 104   dbus_message_set_member (message, member);
 105   success = dbus_connection_send (priv->dbus_conn_session, message, NULL);
 106   dbus_message_unref (message);
 107
 108   fprintf (stderr, "%s '%s' message.\n",
 109                                  success ? "Sent" : "Failed to send",
 110                                  member);
 111
 112 }
 113
 114 /*******************************************************************************/
 115 DBusHandlerResult
 116 get_livewp_signal_cb(DBusConnection *conn, DBusMessage *msg, Animation_WallpaperPrivate *priv){
 117
 118 #ifdef DEBUGFUNCTIONCALL
 119     START_FUNCTION;
 120 #endif
 121
 122     if (dbus_message_is_signal(msg, LIVEWP_SIGNAL_INTERFACE, LIVEWP_RELOAD_CONFIG)){
 123         if(read_config(priv)){
 124                 fprintf(stderr, "\nCan not read config file.\n");
 125         }else{
 126             read_config(priv);
 127 #if  !(defined APPLICATION || defined CONTROLPANEL)
 128             reload_scene(priv->desktop_plugin);
 129 #endif
 130         }
 131     }
 132 #ifndef APPLICATION
 133 //    if (dbus_message_is_signal(msg, LIVEWP_SIGNAL_INTERFACE, LIVEWP_RELOAD_PLUGIN))
 134 //        reload_livewp_plugin();
 135 #endif
 136     return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 137 }
 138 /*******************************************************************************/
 139