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     priv->dbus_conn = (DBusConnection *) osso_get_sys_dbus_connection(priv->osso);
  37     priv->dbus_conn_session = (DBusConnection *) osso_get_dbus_connection(priv->osso);
  38
  39     if (priv->dbus_conn_session){
  40         filter_string =
  41             g_strdup_printf("type='signal', interface='%s'", LIVEWP_SIGNAL_INTERFACE);
  42         dbus_bus_add_match(priv->dbus_conn_session, filter_string, &error);
  43         if (dbus_error_is_set(&error)){
  44              fprintf(stderr,"dbus_bus_add_match failed: %s", error.message);
  45              dbus_error_free(&error);
  46         }
  47         g_free(filter_string);
  48         /* add the callback */
  49         dbus_connection_add_filter(priv->dbus_conn_session,
  50                                    (DBusHandleMessageFunction)get_livewp_signal_cb,
  51                                    priv, NULL);
  52     }
  53 }
  54 /*******************************************************************************/
  55 void
  56 livewp_deinitialize_dbus(Animation_WallpaperPrivate *priv){
  57
  58     gchar       *filter_string;
  59     DBusError   error;
  60
  61     if (priv->dbus_conn_session){
  62         filter_string =
  63                 g_strdup_printf("type='signal', interface='%s'", LIVEWP_SIGNAL_INTERFACE);
  64
  65         dbus_error_init (&error);
  66         dbus_bus_remove_match(priv->dbus_conn_session, filter_string, &error);
  67         if (!dbus_error_is_set(&error)){
  68             dbus_connection_remove_filter(priv->dbus_conn_session,
  69                                           (DBusHandleMessageFunction)get_livewp_signal_cb,
  70                                           NULL);
  71         }else{
  72
  73             fprintf(stderr,"dbus_bus_add_match failed: %s", error.message);
  74             dbus_error_free(&error);
  75         }
  76
  77          g_free(filter_string);
  78     }
  79
  80 }
  81 /*******************************************************************************/
  82 void
  83 send_dbus_signal (Animation_WallpaperPrivate *priv,
  84                   const gchar *interface,
  85                   const gchar *path,
  86                   const gchar *member)
  87 {
  88   gboolean       success;
  89
  90   DBusMessage *message = dbus_message_new (DBUS_MESSAGE_TYPE_SIGNAL);
  91   dbus_message_set_interface (message, interface);
  92   dbus_message_set_path (message, path);
  93   dbus_message_set_member (message, member);
  94   success = dbus_connection_send (priv->dbus_conn_session, message, NULL);
  95   dbus_message_unref (message);
  96
  97   fprintf (stderr, "%s '%s' message.\n",
  98                                  success ? "Sent" : "Failed to send",
  99                                  member);
 100
 101 }
 102
 103 /*******************************************************************************/
 104 DBusHandlerResult
 105 get_livewp_signal_cb(DBusConnection *conn, DBusMessage *msg, Animation_WallpaperPrivate *priv){
 106
 107 #ifdef DEBUGFUNCTIONCALL
 108     START_FUNCTION;
 109 #endif
 110
 111     //fprintf (stderr, "PATH11111111111111111111 %s %s %s\n",   dbus_message_get_path(msg),   dbus_message_get_interface (msg), dbus_message_get_member (msg));
 112     if (dbus_message_is_signal(msg, LIVEWP_SIGNAL_INTERFACE, LIVEWP_RELOAD_CONFIG)){
 113         if(read_config(priv)){
 114                 fprintf(stderr, "\nCan not read config file.\n");
 115         }else{
 116             read_config(priv);
 117 #if  !(defined APPLICATION || defined CONTROLPANEL)
 118             reload_scene(priv->desktop_plugin);
 119 #endif
 120         }
 121     }
 122     if (dbus_message_is_signal(msg, NOTIFY_SIGNAL_INTERFACE, NOTIFY_MEMBER)
 123         || dbus_message_is_signal(msg, CLOSENOTIFY_SIGNAL_INTERFACE, CLOSENOTIFY_MEMBER) ){
 124         //fprintf(stderr,"read notifications.db\n");
 125         read_notification(priv->desktop_plugin);
 126     }
 127     return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 128 }
 129