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   *tmp;
  32     gchar       *filter_string;
  33     DBusError   error;
  34
  35 //    if(!priv->dbus_is_initialize){
  36         dbus_error_init (&error);
  37         /* Add D-BUS signal handler for 'status_changed' */
  38 #if !defined APPLICATION
  39         priv->dbus_conn = (DBusConnection *) osso_get_sys_dbus_connection(priv->osso);
  40         priv->dbus_conn_session = (DBusConnection *) osso_get_dbus_connection(priv->osso);
  41 #else
  42         priv->dbus_conn = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
  43         priv->dbus_conn_session = dbus_bus_get(DBUS_BUS_SESSION, NULL);
  44 #endif
  45
  46         if (priv->dbus_conn_session){
  47             filter_string =
  48                 g_strdup_printf("type='signal', interface='%s'", LIVEWP_SIGNAL_INTERFACE);
  49             dbus_bus_add_match(priv->dbus_conn_session, filter_string, &error);
  50             if (dbus_error_is_set(&error)){
  51                  fprintf(stderr,"dbus_bus_add_match failed: %s", error.message);
  52                  dbus_error_free(&error);
  53             }
  54             g_free(filter_string);
  55             /* add the callback */
  56             dbus_connection_add_filter(priv->dbus_conn_session,
  57                                        get_livewp_signal_cb,
  58                                        NULL, NULL);
  59         }
  60
  61   // }
  62
  63 }
  64 /*******************************************************************************/
  65 void
  66 livewp_deinitialize_dbus(Animation_WallpaperPrivate *priv){
  67 #ifdef DEBUGFUNCTIONCALL
  68     START_FUNCTION;
  69 #endif
  70     gchar       *filter_string;
  71     DBusError   error;
  72
  73     if (priv->dbus_conn){
  74 #if defined APPLICATION
  75          dbus_connection_close(priv->dbus_conn);
  76          dbus_connection_unref(priv->dbus_conn);
  77 #endif
  78     }
  79     if (priv->dbus_conn_session){
  80         filter_string =
  81                 g_strdup_printf("type='signal', interface='%s'", LIVEWP_SIGNAL_INTERFACE);
  82
  83         dbus_error_init (&error);
  84         dbus_bus_remove_match(priv->dbus_conn_session, filter_string, &error);
  85         if (!dbus_error_is_set(&error)){
  86             dbus_connection_remove_filter(priv->dbus_conn_session,
  87                                           (DBusHandleMessageFunction)get_livewp_signal_cb,
  88                                           NULL);
  89         }else{
  90
  91             fprintf(stderr,"dbus_bus_add_match failed: %s", error.message);
  92             dbus_error_free(&error);
  93         }
  94
  95          g_free(filter_string);
  96     }
  97
  98 }
  99 /*******************************************************************************/
 100 void
 101 send_dbus_signal (Animation_WallpaperPrivate *priv,
 102                   const gchar *interface,
 103                   const gchar *path,
 104                   const gchar *member)
 105 {
 106   gboolean       success;
 107
 108   DBusMessage *message = dbus_message_new (DBUS_MESSAGE_TYPE_SIGNAL);
 109   dbus_message_set_interface (message, interface);
 110   dbus_message_set_path (message, path);
 111   dbus_message_set_member (message, member);
 112   success = dbus_connection_send (priv->dbus_conn_session, message, NULL);
 113   dbus_message_unref (message);
 114
 115   fprintf (stderr, "%s '%s' message.\n",
 116                                  success ? "Sent" : "Failed to send",
 117                                  member);
 118
 119 }
 120
 121 /*******************************************************************************/
 122 DBusHandlerResult
 123 get_livewp_signal_cb(DBusConnection *conn, DBusMessage *msg, Animation_WallpaperPrivate *priv){
 124
 125 #ifdef DEBUGFUNCTIONCALL
 126     START_FUNCTION;
 127 #endif
 128
 129 #if defined APPLICATION
 130     fprintf(stderr,"Application\n");
 131 #else
 132     fprintf(stderr,"Plugin\n");
 133 #endif
 134
 135     if (dbus_message_is_signal(msg, LIVEWP_SIGNAL_INTERFACE, LIVEWP_RELOAD_CONFIG)){
 136         if(read_config(priv)){
 137                 fprintf(stderr, "\nCan not read config file.\n");
 138         }else{
 139             read_config(priv);
 140 #ifndef APPLICATION
 141             reload_scene(priv->desktop_plugin);
 142 #endif
 143         }
 144     }
 145 #ifndef APPLICATION
 146 //    if (dbus_message_is_signal(msg, LIVEWP_SIGNAL_INTERFACE, LIVEWP_RELOAD_PLUGIN))
 147 //        reload_livewp_plugin();
 148 #endif
 149     return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 150 }
 151 /*******************************************************************************/
 152