Evolution is now Network Aware, the day of complete awareness beckons, The

2005-12-22  Shreyas Srinivasan  <sshreyas@novell.com>

	* Evolution is now Network Aware, the day of complete
	awareness beckons, The machines are taking over...

	* Network Manager support for evolution

svn path=/trunk/; revision=30926

1 files changed, 116 insertions, 0 deletions

diff --git a/shell/e-shell-nm.c b/shell/e-shell-nm.c
new file mode 100644
index 0000000000..1ce00eb594
--- /dev/null
+++ b/shell/e-shell-nm.c
@@ -0,0 +1,116 @@
+/*
+ * Shreyas Srinivasan <sshreyas@novell.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * (C) Copyright 2005 Novell, Inc.
+ */
+
+#define DBUS_API_SUBJECT_TO_CHANGE 1
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <glib.h>
+#include <e-shell-window.h>
+#include <Evolution.h>
+#include <dbus/dbus.h>
+#include <dbus/dbus-glib-lowlevel.h>
+#include <dbus/dbus-glib.h>
+#include <NetworkManager/NetworkManager.h>
+
+int shell_dbus_initialize (EShellWindow *window);
+
+enum _ShellLineStatus {
+    E_SHELL_LINE_DOWN,
+    E_SHELL_LINE_UP
+};
+
+
+typedef enum _ShellLineStatus ShellLineStatus;
+
+static DBusHandlerResult e_shell_network_monitor (DBusConnection *connection G_GNUC_UNUSED,
+				      DBusMessage *message,
+				     void* user_data)
+{
+	DBusError error;
+	const char *object;
+	ShellLineStatus status;
+	EShellWindow *window = E_SHELL_WINDOW (user_data);
+	EShell *shell = e_shell_window_peek_shell ((EShellWindow *) user_data);
+	GNOME_Evolution_ShellState shell_state;
+	EShellLineStatus line_status;
+	
+	dbus_error_init (&error);
+	object = dbus_message_get_path (message);
+
+	if (dbus_message_is_signal (message, NM_DBUS_INTERFACE, "DeviceNoLongerActive"))
+	    status = E_SHELL_LINE_DOWN;
+	else if (dbus_message_is_signal (message, NM_DBUS_INTERFACE, "DeviceNowActive")) 
+	    status = E_SHELL_LINE_UP;
+	else 
+	    return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+	
+
+	if (!dbus_message_get_args (message, &error, DBUS_TYPE_OBJECT_PATH,
+	    		&object, DBUS_TYPE_INVALID))
+		return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+	
+	line_status = e_shell_get_line_status (shell);
+
+	if (line_status == E_SHELL_LINE_STATUS_ONLINE && status == E_SHELL_LINE_DOWN) {
+		  shell_state = GNOME_Evolution_FORCED_OFFLINE;
+		  e_shell_go_offline (shell, window, shell_state);   
+	} else if (line_status == E_SHELL_LINE_STATUS_OFFLINE && status == E_SHELL_LINE_UP) {
+		  shell_state = GNOME_Evolution_USER_ONLINE;
+		  e_shell_go_online (shell, window, shell_state);
+	}
+
+	return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+int e_shell_dbus_initialise (EShellWindow *window)
+{
+  	DBusConnection *connection;
+	DBusError error;
+	
+	g_type_init ();
+
+	dbus_error_init (&error);
+	connection = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
+	if (connection == NULL) {
+		dbus_error_free (&error);
+		return FALSE;
+	}
+
+	dbus_connection_setup_with_g_main (connection, NULL);
+
+	if (!dbus_connection_add_filter (connection, e_shell_network_monitor, window, NULL))
+		return FALSE;
+
+	dbus_bus_add_match (connection,
+			    "type='signal',"
+			    "interface='" NM_DBUS_INTERFACE "',"
+			    "sender='" NM_DBUS_SERVICE "',"
+			    "path='" NM_DBUS_PATH "'", &error);
+	if (dbus_error_is_set (&error)) {
+		dbus_error_free (&error);
+		return FALSE;
+	}
+
+	return TRUE;
+}