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/* Copyright (C) 2010 The giomm Development Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <glibmm/exceptionhandler.h>
#include <gio/gio.h>
namespace
{
// Structure to hold the slots registred with watch_name().
struct WatchSlots
{
Gio::DBus::SlotNameAppeared* name_appeared_slot;
Gio::DBus::SlotNameVanished* name_vanished_slot;
};
extern "C" {
static void
Bus_Name_Appeared_giomm_callback(
GDBusConnection* connection, const gchar* name, const char* name_owner, gpointer data)
{
auto slots = static_cast<WatchSlots*>(data);
auto the_slot = slots->name_appeared_slot;
try
{
(*the_slot)(Glib::wrap(connection, true), Glib::convert_const_gchar_ptr_to_ustring(name),
Glib::convert_const_gchar_ptr_to_ustring(name_owner));
}
catch (...)
{
Glib::exception_handlers_invoke();
}
}
static void
Bus_Name_Vanished_giomm_callback(GDBusConnection* connection, const gchar* name, gpointer data)
{
auto slots = static_cast<WatchSlots*>(data);
auto the_slot = slots->name_vanished_slot;
try
{
(*the_slot)(Glib::wrap(connection, true), Glib::convert_const_gchar_ptr_to_ustring(name));
}
catch (...)
{
Glib::exception_handlers_invoke();
}
}
static void
Bus_Watch_Name_giomm_callback_destroy(void* data)
{
auto slots = static_cast<WatchSlots*>(data);
if (slots->name_appeared_slot)
delete slots->name_appeared_slot;
if (slots->name_vanished_slot)
delete slots->name_vanished_slot;
delete slots;
}
} // extern "C"
} // anonymous namespace
namespace Gio
{
namespace DBus
{
guint
watch_name(BusType bus_type, const Glib::ustring& name, const SlotNameAppeared& name_appeared_slot,
const SlotNameVanished& name_vanished_slot, BusNameWatcherFlags flags)
{
auto slots = new WatchSlots;
// Make copies of the slots which will be deleted on destroy notification.
slots->name_appeared_slot = new SlotNameAppeared(name_appeared_slot);
slots->name_vanished_slot = new SlotNameVanished(name_vanished_slot);
return g_bus_watch_name(static_cast<GBusType>(bus_type), name.c_str(),
static_cast<GBusNameWatcherFlags>(flags), &Bus_Name_Appeared_giomm_callback,
&Bus_Name_Vanished_giomm_callback, slots, &Bus_Watch_Name_giomm_callback_destroy);
}
guint
watch_name(const Glib::RefPtr<Connection>& connection, const Glib::ustring& name,
const SlotNameAppeared& name_appeared_slot, const SlotNameVanished& name_vanished_slot,
BusNameWatcherFlags flags)
{
auto slots = new WatchSlots;
// Make copies of the slots which will be deleted on destroy notification.
slots->name_appeared_slot = new SlotNameAppeared(name_appeared_slot);
slots->name_vanished_slot = new SlotNameVanished(name_vanished_slot);
return g_bus_watch_name_on_connection(Glib::unwrap(connection), name.c_str(),
static_cast<GBusNameWatcherFlags>(flags), &Bus_Name_Appeared_giomm_callback,
&Bus_Name_Vanished_giomm_callback, slots, &Bus_Watch_Name_giomm_callback_destroy);
}
void
unwatch_name(guint watcher_id)
{
g_bus_unwatch_name(watcher_id);
}
} // namespace DBus
} // namespace Gio
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