100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
/*
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* Copyright 2018 Marco Martin <mart@kde.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License or (at your option) version 3 or any later version
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* accepted by the membership of KDE e.V. (or its successor approved
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* by the membership of KDE e.V.), which shall act as a proxy
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* defined in Section 14 of version 3 of the license.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "tabletmodemanager.h"
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#include "input.h"
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#include "input_event.h"
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#include "input_event_spy.h"
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#if HAVE_INPUT
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#include "libinput/device.h"
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#endif
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#include <QDBusConnection>
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using namespace KWin;
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KWIN_SINGLETON_FACTORY_VARIABLE(TabletModeManager, s_manager)
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class KWin::TabletModeInputEventSpy : public InputEventSpy
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{
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public:
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explicit TabletModeInputEventSpy(TabletModeManager *parent);
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void switchEvent(SwitchEvent *event) override;
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private:
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TabletModeManager *m_parent;
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};
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TabletModeInputEventSpy::TabletModeInputEventSpy(TabletModeManager *parent)
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: m_parent(parent)
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{
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}
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void TabletModeInputEventSpy::switchEvent(SwitchEvent *event)
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{
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#if HAVE_INPUT
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if (!event->device()->isTabletModeSwitch()) {
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return;
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}
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#endif
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switch (event->state()) {
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case SwitchEvent::State::Off:
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m_parent->setIsTablet(false);
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break;
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case SwitchEvent::State::On:
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m_parent->setIsTablet(true);
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break;
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default:
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Q_UNREACHABLE();
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}
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}
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TabletModeManager::TabletModeManager(QObject *parent)
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: QObject(parent),
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m_spy(new TabletModeInputEventSpy(this))
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{
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input()->installInputEventSpy(m_spy);
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QDBusConnection::sessionBus().registerObject(QStringLiteral("/org/kde/KWin"),
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QStringLiteral("org.kde.KWin.TabletModeManager"),
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this,
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QDBusConnection::ExportAllProperties | QDBusConnection::ExportAllSignals
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);
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}
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bool TabletModeManager::isTablet() const
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{
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return m_isTabletMode;
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}
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void TabletModeManager::setIsTablet(bool tablet)
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{
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if (m_isTabletMode == tablet) {
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return;
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}
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m_isTabletMode = tablet;
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emit tabletModeChanged(tablet);
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}
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