pause music plugin for Win32

plugins/CMakeLists.txt

@@ -32,7 +32,7 @@ if(NOT SAILFISHOS)
         add_subdirectory(sftp)
     endif()
 
-    if(KF5PulseAudioQt_FOUND)
+    if(KF5PulseAudioQt_FOUND OR WIN32)
         add_subdirectory(pausemusic)
     endif()
 

plugins/pausemusic/CMakeLists.txt

@@ -1,11 +1,25 @@
-kdeconnect_add_plugin(kdeconnect_pausemusic JSON kdeconnect_pausemusic.json SOURCES pausemusicplugin.cpp)
+if(WIN32)
+    set(kdeconnect_pausemusic_SRCS
+        pausemusicplugin-win.cpp 
+    )
+else()
+    set(kdeconnect_pausemusic_SRCS
+        pausemusicplugin.cpp
+    )
+endif()
+
+kdeconnect_add_plugin(kdeconnect_pausemusic JSON kdeconnect_pausemusic.json SOURCES ${kdeconnect_pausemusic_SRCS})
 
 target_link_libraries(kdeconnect_pausemusic
     kdeconnectcore
     Qt5::Core
     Qt5::DBus
-    KF5::PulseAudioQt
 )
+if (NOT WIN32)
+    target_link_libraries(kdeconnect_pausemusic
+        KF5::PulseAudioQt
+    )
+endif()
 
 #######################################
 # Config

plugins/pausemusic/pausemusicplugin-win.cpp

@@ -0,0 +1,103 @@
+/**
+ * Copyright 2013 Albert Vaca <albertvaka@gmail.com>
+ * Copyright 2019 Piyush Aggarwal <piyushaggarwal002@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License or (at your option) version 3 or any later version
+ * accepted by the membership of KDE e.V. (or its successor approved
+ * by the membership of KDE e.V.), which shall act as a proxy
+ * defined in Section 14 of version 3 of the license.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "pausemusicplugin-win.h"
+
+#include <KPluginFactory>
+
+K_PLUGIN_CLASS_WITH_JSON(PauseMusicPlugin, "kdeconnect_pausemusic.json")
+
+Q_LOGGING_CATEGORY(KDECONNECT_PLUGIN_PAUSEMUSIC, "kdeconnect.plugin.pausemusic")
+
+PauseMusicPlugin::PauseMusicPlugin(QObject* parent, const QVariantList& args)
+    : KdeConnectPlugin(parent, args)
+{
+    CoInitialize(NULL);
+    deviceEnumerator = NULL;
+    CoCreateInstance(__uuidof(MMDeviceEnumerator), NULL, CLSCTX_INPROC_SERVER, __uuidof(IMMDeviceEnumerator), (LPVOID *)&deviceEnumerator);
+    defaultDevice = NULL;
+    g_guidMyContext = GUID_NULL;
+
+    deviceEnumerator->GetDefaultAudioEndpoint(eRender, eConsole, &defaultDevice);
+    deviceEnumerator->Release();
+    deviceEnumerator = NULL;
+
+    endpointVolume = NULL;
+    defaultDevice->Activate(__uuidof(IAudioEndpointVolume), CLSCTX_INPROC_SERVER, NULL, (LPVOID *)&endpointVolume);
+    defaultDevice->Release();
+    defaultDevice = NULL;
+    CoCreateGuid(&g_guidMyContext);
+}
+
+PauseMusicPlugin::~PauseMusicPlugin()
+{
+    endpointVolume->Release();
+    CoUninitialize();
+}
+
+bool PauseMusicPlugin::receivePacket(const NetworkPacket& np)
+{
+
+    bool pauseOnlyWhenTalking = config()->get(QStringLiteral("conditionTalking"), false);
+
+    if (pauseOnlyWhenTalking) {
+        if (np.get<QString>(QStringLiteral("event")) != QLatin1String("talking")) {
+            return true;
+        }
+    } else {
+        if (np.get<QString>(QStringLiteral("event")) != QLatin1String("ringing")
+            && np.get<QString>(QStringLiteral("event")) != QLatin1String("talking")) {
+            return true;
+        }
+    }
+
+    bool pauseConditionFulfilled = !np.get<bool>(QStringLiteral("isCancel"));
+
+    bool pause = config()->get(QStringLiteral("actionPause"), false);
+    bool mute = config()->get(QStringLiteral("actionMute"), true);
+
+    if (pauseConditionFulfilled) {
+
+        if (mute) {
+            qCDebug(KDECONNECT_PLUGIN_PAUSEMUSIC) << "Muting music";
+            endpointVolume->SetMute(TRUE, &g_guidMyContext);
+        }
+
+        if (pause) {
+            //  TODO PAUSING
+        }
+
+    } else {
+
+        if (mute) {
+            qCDebug(KDECONNECT_PLUGIN_PAUSEMUSIC) << "Unmuting system volume";
+            endpointVolume->SetMute(FALSE, &g_guidMyContext);
+        }
+        if (pause) {
+            // TODO UNPAUSING
+        }
+    }
+
+    return true;
+
+}
+
+#include "pausemusicplugin-win.moc"

plugins/pausemusic/pausemusicplugin-win.h

@@ -0,0 +1,58 @@
+/**
+ * Copyright 2013 Albert Vaca <albertvaka@gmail.com>
+ * Copyright 2019 Piyush Aggarwal <piyushaggarwal002@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License or (at your option) version 3 or any later version
+ * accepted by the membership of KDE e.V. (or its successor approved
+ * by the membership of KDE e.V.), which shall act as a proxy
+ * defined in Section 14 of version 3 of the license.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef PAUSEMUSICPLUGINWIN_H
+#define PAUSEMUSICPLUGINWIN_H
+
+#include <QObject>
+#include <QSet>
+#include <QString>
+
+#include <core/kdeconnectplugin.h>
+
+#include <QLoggingCategory>
+
+#include <mmdeviceapi.h>
+#include <endpointvolume.h>
+
+Q_DECLARE_LOGGING_CATEGORY(KDECONNECT_PLUGIN_PAUSEMUSIC)
+
+class PauseMusicPlugin
+    : public KdeConnectPlugin
+{
+    Q_OBJECT
+
+public:
+    explicit PauseMusicPlugin(QObject* parent, const QVariantList& args);
+    ~PauseMusicPlugin();
+
+    bool receivePacket(const NetworkPacket& np) override;
+    void connected() override { }
+
+private:
+    IMMDeviceEnumerator *deviceEnumerator;
+    IMMDevice *defaultDevice;
+    GUID g_guidMyContext;
+    IAudioEndpointVolume *endpointVolume;
+
+};
+
+#endif // PAUSEMUSICPLUGINWIN_H