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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
******************************************************************************/
#include <QtGui/qtgui-config.h>
#include <QDBusMessage>
#include <QDBusInterface>
#include <QDBusServiceWatcher>
#include <QDBusConnectionInterface>
#include <QDebug>
#include <QCoreApplication>
#ifndef QT_NO_SYSTEMTRAYICON
#include <private/qdbustrayicon_p.h>
#endif
#include <private/qdbusmenuconnection_p.h>
#include <private/qdbusmenuadaptor_p.h>
#include <private/qdbusplatformmenu_p.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_serviceName(serviceName)
, 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
}
QDBusMenuConnection::~QDBusMenuConnection()
{
if (!m_serviceName.isEmpty() && m_connection.isConnected())
QDBusConnection::disconnectFromBus(m_serviceName);
}
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().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)
{
Q_UNUSED(item);
QDBusMessage registerMethod = QDBusMessage::createMethodCall(
StatusNotifierWatcherService, StatusNotifierWatcherPath, StatusNotifierWatcherService,
QLatin1String("RegisterStatusNotifierItem"));
registerMethod.setArguments(QVariantList() << m_connection.baseService());
return m_connection.callWithCallback(registerMethod, this, SIGNAL(trayIconRegistered()), SLOT(dbusError(QDBusError)));
}
void QDBusMenuConnection::unregisterTrayIcon(QDBusTrayIcon *item)
{
unregisterTrayIconMenu(item);
connection().unregisterObject(StatusNotifierItemPath);
}
#endif // QT_NO_SYSTEMTRAYICON
QT_END_NAMESPACE
#include "moc_qdbusmenuconnection_p.cpp"
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