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| ****************************************************************************/ |
| |
| #include <QtGui/qtgui-config.h> |
| |
| #ifndef QT_NO_SYSTEMTRAYICON |
| #include "qdbustrayicon_p.h" |
| #endif |
| #include "qdbusmenuconnection_p.h" |
| #include "qdbusmenuadaptor_p.h" |
| #include "qdbusplatformmenu_p.h" |
| |
| #include <QtDBus/QDBusMessage> |
| #include <QtDBus/QDBusServiceWatcher> |
| #include <QtDBus/QDBusConnectionInterface> |
| #include <qdebug.h> |
| #include <qcoreapplication.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| Q_DECLARE_LOGGING_CATEGORY(qLcMenu) |
| |
| const QString StatusNotifierWatcherService = QLatin1String("org.kde.StatusNotifierWatcher"); |
| const QString StatusNotifierWatcherPath = QLatin1String("/StatusNotifierWatcher"); |
| const QString StatusNotifierItemPath = QLatin1String("/StatusNotifierItem"); |
| const QString MenuBarPath = QLatin1String("/MenuBar"); |
| |
| /*! |
| \class QDBusMenuConnection |
| \internal |
| A D-Bus connection which is used for both menu and tray icon services. |
| Connects to the session bus and registers with the respective watcher services. |
| */ |
| QDBusMenuConnection::QDBusMenuConnection(QObject *parent, const QString &serviceName) |
| : QObject(parent) |
| , m_connection(serviceName.isNull() ? QDBusConnection::sessionBus() |
| : QDBusConnection::connectToBus(QDBusConnection::SessionBus, serviceName)) |
| , m_dbusWatcher(new QDBusServiceWatcher(StatusNotifierWatcherService, m_connection, QDBusServiceWatcher::WatchForRegistration, this)) |
| , m_statusNotifierHostRegistered(false) |
| { |
| #ifndef QT_NO_SYSTEMTRAYICON |
| QDBusInterface systrayHost(StatusNotifierWatcherService, StatusNotifierWatcherPath, StatusNotifierWatcherService, m_connection); |
| if (systrayHost.isValid() && systrayHost.property("IsStatusNotifierHostRegistered").toBool()) |
| m_statusNotifierHostRegistered = true; |
| else |
| qCDebug(qLcMenu) << "StatusNotifierHost is not registered"; |
| #endif |
| } |
| |
| void QDBusMenuConnection::dbusError(const QDBusError &error) |
| { |
| qWarning() << "QDBusTrayIcon encountered a D-Bus error:" << error; |
| } |
| |
| #ifndef QT_NO_SYSTEMTRAYICON |
| bool QDBusMenuConnection::registerTrayIconMenu(QDBusTrayIcon *item) |
| { |
| bool success = connection().registerObject(MenuBarPath, item->menu()); |
| if (!success) // success == false is normal, because the object may be already registered |
| qCDebug(qLcMenu) << "failed to register" << item->instanceId() << MenuBarPath; |
| return success; |
| } |
| |
| void QDBusMenuConnection::unregisterTrayIconMenu(QDBusTrayIcon *item) |
| { |
| if (item->menu()) |
| connection().unregisterObject(MenuBarPath); |
| } |
| |
| bool QDBusMenuConnection::registerTrayIcon(QDBusTrayIcon *item) |
| { |
| bool success = connection().registerService(item->instanceId()); |
| if (!success) { |
| qWarning() << "failed to register service" << item->instanceId(); |
| return false; |
| } |
| |
| success = connection().registerObject(StatusNotifierItemPath, item); |
| if (!success) { |
| unregisterTrayIcon(item); |
| qWarning() << "failed to register" << item->instanceId() << StatusNotifierItemPath; |
| return false; |
| } |
| |
| if (item->menu()) |
| registerTrayIconMenu(item); |
| |
| return registerTrayIconWithWatcher(item); |
| } |
| |
| bool QDBusMenuConnection::registerTrayIconWithWatcher(QDBusTrayIcon *item) |
| { |
| QDBusMessage registerMethod = QDBusMessage::createMethodCall( |
| StatusNotifierWatcherService, StatusNotifierWatcherPath, StatusNotifierWatcherService, |
| QLatin1String("RegisterStatusNotifierItem")); |
| registerMethod.setArguments(QVariantList() << item->instanceId()); |
| return m_connection.callWithCallback(registerMethod, this, SIGNAL(trayIconRegistered()), SLOT(dbusError(QDBusError))); |
| } |
| |
| bool QDBusMenuConnection::unregisterTrayIcon(QDBusTrayIcon *item) |
| { |
| unregisterTrayIconMenu(item); |
| connection().unregisterObject(StatusNotifierItemPath); |
| bool success = connection().unregisterService(item->instanceId()); |
| if (!success) |
| qWarning() << "failed to unregister service" << item->instanceId(); |
| return success; |
| } |
| #endif // QT_NO_SYSTEMTRAYICON |
| |
| QT_END_NAMESPACE |