[glibmm] Gio::DBusConnection: Add emit_signal().

[José Alburquerque <jaalburqu src gnome org>]

commit 16f7ae7f1151ea2a2deeb2ad9544c78c09360b9f
Author: José Alburquerque <jaalburqu svn gnome org>
Date:   Mon Nov 22 13:01:20 2010 -0500

    	Gio::DBusConnection: Add emit_signal().
    
    	* gio/src/dbusconnection.{ccg,hg}: Add emit_signal() wrapping
    	g_dbus_connection_emit_signal().
    	* gio/src/dbusaddress.ccg: Typo.

 ChangeLog                  |    8 ++++++++
 gio/src/dbusaddress.ccg    |    2 +-
 gio/src/dbusconnection.ccg |   18 ++++++++++++++++++
 gio/src/dbusconnection.hg  |   23 +++++++++++++++++++++++
 4 files changed, 50 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index cd9f36d..218ef88 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2010-11-22  José Alburquerque  <jaalburqu svn gnome org>
+
+	Gio::DBusConnection: Add emit_signal().
+
+	* gio/src/dbusconnection.{ccg,hg}: Add emit_signal() wrapping
+	g_dbus_connection_emit_signal().
+	* gio/src/dbusaddress.ccg: Typo.
+
 2010-11-19  José Alburquerque  <jaalburqu svn gnome org>
 
 	Gio::DBus::Address: Wrap the gio dbus address API in this namespace.
diff --git a/gio/src/dbusaddress.ccg b/gio/src/dbusaddress.ccg
index 529f766..46ebb63 100644
--- a/gio/src/dbusaddress.ccg
+++ b/gio/src/dbusaddress.ccg
@@ -180,7 +180,7 @@ Glib::ustring get_for_bus_sync(BusType bus_type)
   return result;
 }
 
-}
+} // namespace Address
 
 } // namespace DBus
 
diff --git a/gio/src/dbusconnection.ccg b/gio/src/dbusconnection.ccg
index e5078b7..28fb2a0 100644
--- a/gio/src/dbusconnection.ccg
+++ b/gio/src/dbusconnection.ccg
@@ -461,4 +461,22 @@ void DBusConnection::call_sync(
   output.init(gvariant); // No need to take extra reference.
 }
 
+void DBusConnection::emit_singal(
+  const Glib::ustring&                object_path,
+  const Glib::ustring&                interface_name,
+  const Glib::ustring&                signal_name,
+  const Glib::ustring&                destination_bus_name,
+  const Glib::VariantBase&            parameters
+)
+{
+  GError* gerror = 0;
+
+  g_dbus_connection_emit_signal(gobj(),
+    destination_bus_name.c_str(), object_path.c_str(), interface_name.c_str(),
+    signal_name.c_str(), const_cast<GVariant*>(parameters.gobj()), &gerror);
+
+  if(gerror)
+    ::Glib::Error::throw_exception(gerror);
+}
+
 } // namespace Gio
diff --git a/gio/src/dbusconnection.hg b/gio/src/dbusconnection.hg
index 6199a15..321de49 100644
--- a/gio/src/dbusconnection.hg
+++ b/gio/src/dbusconnection.hg
@@ -561,6 +561,29 @@ public:
     const Glib::VariantType&            reply_type = Glib::VariantType()
   );
 
+  /** Emits a signal.
+   *
+   * This can only fail if @a parameters is not compatible with the D-Bus
+   * protocol.
+   *
+   * @param object_path Path of remote object.
+   * @param interface_name D-Bus interface to emit a signal on.
+   * @param signal_name The name of the signal to emit.
+   * @param destination_bus_name The unique bus name for the destination for
+   * the signal or <tt>0</tt> to emit to all listeners.
+   * @param parameters A Glib::VariantBase tuple with parameters for the
+   * signal or <tt>0</tt> if not passing parameters.
+   * @throw Glib::Error.
+   * @newin{2,28}
+   */
+  void emit_singal(
+    const Glib::ustring&                object_path,
+    const Glib::ustring&                interface_name,
+    const Glib::ustring&                signal_name,
+    const Glib::ustring&                destination_bus_name = Glib::ustring(),
+    const Glib::VariantBase&            parameters = Glib::VariantBase()
+  );
+
   _WRAP_METHOD(bool get_exit_on_close() const, g_dbus_connection_get_exit_on_close)
   _WRAP_METHOD(void set_exit_on_close(bool exit_on_close = true), g_dbus_connection_set_exit_on_close)
   _WRAP_METHOD(DBusCapabilityFlags get_capabilities() const, g_dbus_connection_get_capabilities)