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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "platform/linux/linux_notification_service_watcher.h"
#include "core/application.h"
#include "main/main_domain.h"
#include "window/notifications_manager.h"
#include "base/platform/linux/base_linux_glibmm_helper.h"
#include "base/platform/linux/base_linux_dbus_utilities.h"
#include <glibmm.h>
#include <giomm.h>
namespace Platform {
namespace internal {
namespace {
constexpr auto kNotificationService = "org.freedesktop.Notifications"_cs;
bool IsNotificationServiceActivatable() {
static const auto Result = [] {
try {
const auto connection = Gio::DBus::Connection::get_sync(
Gio::DBus::BusType::BUS_TYPE_SESSION);
return ranges::contains(
base::Platform::DBus::ListActivatableNames(connection),
Glib::ustring(std::string(kNotificationService)));
} catch (...) {
}
return false;
}();
return Result;
}
} // namespace
class NotificationServiceWatcher::Private {
public:
Glib::RefPtr<Gio::DBus::Connection> dbusConnection;
uint signalId = 0;
};
NotificationServiceWatcher::NotificationServiceWatcher()
: _private(std::make_unique<Private>()) {
try {
_private->dbusConnection = Gio::DBus::Connection::get_sync(
Gio::DBus::BusType::BUS_TYPE_SESSION);
_private->signalId = base::Platform::DBus::RegisterServiceWatcher(
_private->dbusConnection,
std::string(kNotificationService),
[](
const Glib::ustring &service,
const Glib::ustring &oldOwner,
const Glib::ustring &newOwner) {
if (!Core::App().domain().started()
|| (IsNotificationServiceActivatable()
&& newOwner.empty())) {
return;
}
crl::on_main([] {
Core::App().notifications().createManager();
});
});
} catch (...) {
}
}
NotificationServiceWatcher::~NotificationServiceWatcher() {
if (_private->dbusConnection && _private->signalId != 0) {
_private->dbusConnection->signal_unsubscribe(_private->signalId);
}
}
} // namespace internal
} // namespace Platform
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