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108 lines
3.6 KiB
108 lines
3.6 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER |
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* (c)LGPL2+ |
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* |
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* LXQt - a lightweight, Qt based, desktop toolset |
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* https://lxqt.org |
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* |
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* Copyright: 2014 LXQt team |
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* Authors: |
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* Luís Pereira <[email protected]> |
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* |
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* This program or library is free software; you can redistribute it |
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* and/or modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* You should have received a copy of the GNU Lesser General |
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* Public License along with this library; if not, write to the |
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301 USA |
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* |
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* END_COMMON_COPYRIGHT_HEADER */ |
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#include "lxqtsingleapplication.h" |
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#include "singleapplicationadaptor.h" |
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#include <KWindowSystem/KWindowSystem> |
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#include <QDBusMessage> |
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#include <QWidget> |
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#include <QDebug> |
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#include <QTimer> |
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using namespace LXQt; |
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SingleApplication::SingleApplication(int &argc, char **argv, StartOptions options) |
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: Application(argc, argv, true), |
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mActivationWindow(nullptr) |
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{ |
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QString service = |
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QString::fromLatin1("org.lxqt.%1").arg(QApplication::applicationName()); |
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QDBusConnection bus = QDBusConnection::sessionBus(); |
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if (!bus.isConnected()) { |
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QLatin1String errorMessage("Can't connect to the D-Bus session bus\n" |
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"Make sure the D-Bus daemon is running"); |
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/* ExitOnDBusFailure is the default. Any value other than |
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NoExitOnDBusFailure will be taken as ExitOnDBusFailure (the default). |
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*/ |
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if (options == NoExitOnDBusFailure) { |
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qDebug() << Q_FUNC_INFO << errorMessage; |
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return; |
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} else { |
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qCritical() << Q_FUNC_INFO << errorMessage; |
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QTimer::singleShot(0, [this] { exit(1); }); |
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} |
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} |
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bool registered = (bus.registerService(service) == |
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QDBusConnectionInterface::ServiceRegistered); |
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if (registered) { // We are the primary instance |
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SingleApplicationAdaptor *mAdaptor = new SingleApplicationAdaptor(this); |
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QLatin1String objectPath("/"); |
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bus.registerObject(objectPath, mAdaptor, |
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QDBusConnection::ExportAllSlots); |
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} else { // We are the second outstance |
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QDBusMessage msg = QDBusMessage::createMethodCall(service, |
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QStringLiteral("/"), |
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QStringLiteral("org.lxqt.SingleApplication"), |
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QStringLiteral("activateWindow")); |
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QDBusConnection::sessionBus().send(msg); |
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QTimer::singleShot(0, [this] { exit(0); }); |
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} |
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} |
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SingleApplication::~SingleApplication() = default; |
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void SingleApplication::setActivationWindow(QWidget *w) |
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{ |
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mActivationWindow = w; |
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} |
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QWidget *SingleApplication::activationWindow() const |
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{ |
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return mActivationWindow; |
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} |
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void SingleApplication::activateWindow() |
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{ |
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if (mActivationWindow) { |
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mActivationWindow->show(); |
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WId window = mActivationWindow->effectiveWinId(); |
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KWindowInfo info(window, KWindowSystem::WMDesktop); |
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int windowDesktop = info.desktop(); |
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if (windowDesktop != KWindowSystem::currentDesktop()) |
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KWindowSystem::setCurrentDesktop(windowDesktop); |
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KWindowSystem::activateWindow(window); |
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} else { |
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qDebug() << Q_FUNC_INFO << "activationWindow not set or null"; |
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} |
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}
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