File indexing completed on 2024-12-15 05:06:15 

0001 /*
0002     SPDX-FileCopyrightText: 2012 Alex Merry <alex.merry@kdemail.net>
0003     SPDX-FileCopyrightText: 2023 Fushan Wen <qydwhotmail@gmail.com>
0004 
0005     SPDX-License-Identifier: GPL-2.0-or-later
0006 */
0007 
0008 #include "mprisservice.h"
0009 
0010 #include <KActionCollection>
0011 #include <KGlobalAccel>
0012 #include <KLocalizedString>
0013 #include <KPluginFactory>
0014 
0015 #include "multiplexer.h"
0016 #include "playercontainer.h"
0017 
0018 K_PLUGIN_CLASS_WITH_JSON(MprisService, "mprisservice.json")
0019 
0020 MprisService::MprisService(QObject *parent, const QList<QVariant> &)
0021     : KDEDModule(parent)
0022     , m_multiplexer(Multiplexer::self())
0023     , m_actionCollection(new KActionCollection(this, QStringLiteral("mediacontrol")))
0024 {
0025     m_activePlayer.setBinding([this] {
0026         return m_multiplexer->activePlayer().value();
0027     });
0028 
0029     enableGlobalShortcuts();
0030 }
0031 
0032 MprisService::~MprisService()
0033 {
0034 }
0035 
0036 void MprisService::onPlayPause()
0037 {
0038     if (!m_activePlayer) {
0039         return;
0040     }
0041 
0042     const auto playbackStatus = m_activePlayer->playbackStatus();
0043     if (playbackStatus == PlaybackStatus::Playing) {
0044         if (m_activePlayer->canPause()) {
0045             m_activePlayer->Pause();
0046         }
0047     } else {
0048         if (m_activePlayer->canPlay()) {
0049             m_activePlayer->Play();
0050         }
0051     }
0052 }
0053 
0054 void MprisService::onNext()
0055 {
0056     if (m_activePlayer && m_activePlayer->canGoNext()) {
0057         m_activePlayer->Next();
0058     }
0059 }
0060 
0061 void MprisService::onPrevious()
0062 {
0063     if (m_activePlayer && m_activePlayer->canGoPrevious()) {
0064         m_activePlayer->Previous();
0065     }
0066 }
0067 
0068 void MprisService::onStop()
0069 {
0070     if (m_activePlayer && m_activePlayer->canStop()) {
0071         m_activePlayer->Stop();
0072     }
0073 }
0074 
0075 void MprisService::onPause()
0076 {
0077     if (m_activePlayer && m_activePlayer->canPause()) {
0078         m_activePlayer->Pause();
0079     }
0080 }
0081 
0082 void MprisService::onPlay()
0083 {
0084     if (m_activePlayer && m_activePlayer->canPlay()) {
0085         m_activePlayer->Play();
0086     }
0087 }
0088 
0089 void MprisService::onVolumeUp()
0090 {
0091     if (m_activePlayer && m_activePlayer->canControl()) {
0092         m_activePlayer->changeVolume(0.05, true);
0093     }
0094 }
0095 
0096 void MprisService::onVolumeDown()
0097 {
0098     if (m_activePlayer && m_activePlayer->canControl()) {
0099         m_activePlayer->changeVolume(-0.05, true);
0100     }
0101 }
0102 
0103 void MprisService::enableGlobalShortcuts()
0104 {
0105     m_actionCollection->setComponentDisplayName(i18nc("@title Name for global shortcuts category", "Media Controller"));
0106 
0107     auto addGlobalShortcut = [this](const QString &name, const QString &text, const QKeySequence &keySequence, void (MprisService::*callback)()) {
0108         QAction *action = m_actionCollection->addAction(name);
0109         action->setText(text);
0110         KGlobalAccel::setGlobalShortcut(action, keySequence);
0111         connect(action, &QAction::triggered, this, callback);
0112     };
0113 
0114     addGlobalShortcut(QStringLiteral("playpausemedia"), i18nc("@title shortcut", "Play/Pause media playback"), Qt::Key_MediaPlay, &MprisService::onPlayPause);
0115     addGlobalShortcut(QStringLiteral("nextmedia"), i18nc("@title shortcut", "Media playback next"), Qt::Key_MediaNext, &MprisService::onNext);
0116     addGlobalShortcut(QStringLiteral("previousmedia"), i18nc("@title shortcut", "Media playback previous"), Qt::Key_MediaPrevious, &MprisService::onPrevious);
0117     addGlobalShortcut(QStringLiteral("stopmedia"), i18nc("@title shortcut", "Stop media playback"), Qt::Key_MediaStop, &MprisService::onStop);
0118     addGlobalShortcut(QStringLiteral("pausemedia"), i18nc("@title shortcut", "Pause media playback"), Qt::Key_MediaPause, &MprisService::onPause);
0119     addGlobalShortcut(QStringLiteral("playmedia"), i18nc("@title shortcut", "Play media playback"), QKeySequence(), &MprisService::onPlay);
0120     addGlobalShortcut(QStringLiteral("mediavolumeup"), i18nc("@title shortcut", "Media volume up"), QKeySequence(), &MprisService::onVolumeUp);
0121     addGlobalShortcut(QStringLiteral("mediavolumedown"), i18nc("@title shortcut", "Media volume down"), QKeySequence(), &MprisService::onVolumeDown);
0122 }
0123 
0124 #include "moc_mprisservice.cpp"
0125 #include "mprisservice.moc"