broadcast some keys on dbus

plugins/CMakeLists.txt

@@ -15,6 +15,7 @@ add_subdirectory(AccountsService)
 add_subdirectory(Cursor)
 add_subdirectory(GlobalShortcut)
 add_subdirectory(Greeter)
+add_subdirectory(HandleMediaKeys)
 add_subdirectory(LightDM)
 add_subdirectory(Lights)
 add_subdirectory(Powerd)

plugins/HandleMediaKeys/CMakeLists.txt

@@ -0,0 +1,15 @@
+include_directories(${GLIB_INCLUDE_DIRS})
+add_definitions(-DSM_BUSNAME=sessionBus)
+
+add_library(HandleMediaKeys-qml MODULE
+    HandleMediaKeys.cpp
+    plugin.cpp
+    )
+
+qt5_use_modules(HandleMediaKeys-qml DBus Qml)
+
+target_link_libraries(HandleMediaKeys-qml
+    ${GLIB_LIBRARIES}
+    )
+
+add_unity8_plugin(HandleMediaKeys 0.1 HandleMediaKeys TARGETS HandleMediaKeys-qml)

plugins/HandleMediaKeys/HandleMediaKeys.cpp

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2020 UBports Foundation
+ *
+ * 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; version 3.
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#include "HandleMediaKeys.h"
+#include <QDBusConnection>
+#include <QDBusConnectionInterface>
+#include <QDBusInterface>
+#include <QDebug>
+
+#include <glib.h>
+
+HandleMediaKeys::HandleMediaKeys(QObject* parent)
+  : QObject(parent)
+{
+
+    auto connection = QDBusConnection::SM_BUSNAME();
+    auto interface = connection.interface();
+    interface->startService(QStringLiteral("com.ubports.Lomiri.Broadcast"));
+
+    m_broadcaster = new QDBusInterface(QStringLiteral("com.ubports.Lomiri.Broadcast"),
+                                       QStringLiteral("/com/ubports/Lomiri/Broadcast"),
+                                       QStringLiteral("com.ubports.Lomiri.Broadcast"),
+                                       connection, this);
+
+    connect(m_broadcaster, SIGNAL(MediaKey(int key)),
+            this, SLOT(onMediaKey(int key)));
+
+}
+
+void HandleMediaKeys::notifyMediaKey(int key)
+{
+    qDebug() << "notifyMediaKey(" << key << ")";
+    m_broadcaster->asyncCall(QStringLiteral("MediaKey"), key);
+}
+
+void HandleMediaKeys::onMediaKey(int key)
+{
+    Q_EMIT mediaKey(key);
+}
+

plugins/HandleMediaKeys/HandleMediaKeys.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 UBports Foundation
+ *
+ * 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; version 3.
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LOMIRI_HANDLEMEDIAKEYS_H
+#define LOMIRI_HANDLEMEDIAKEYS_H
+
+#include <QObject>
+#include <QString>
+
+class QDBusInterface;
+
+class HandleMediaKeys: public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit HandleMediaKeys(QObject *parent = 0);
+
+    Q_INVOKABLE void notifyMediaKey(int key);
+
+Q_SIGNALS:
+    void mediaKey(int key);
+
+private Q_SLOTS:
+    void onMediaKey(int key);
+
+private:
+    QDBusInterface *m_broadcaster;
+};
+
+#endif

plugins/HandleMediaKeys/plugin.cpp

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2020 UBports Foundation
+ *
+ * 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; version 3.
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "plugin.h"
+#include "HandleMediaKeys.h"
+
+#include <QtQml/qqml.h>
+
+static QObject *broadcast_provider(QQmlEngine *engine, QJSEngine *scriptEngine)
+{
+    Q_UNUSED(engine)
+    Q_UNUSED(scriptEngine)
+    return new HandleMediaKeys();
+}
+
+void HandleMediaKeysPlugin::registerTypes(const char *uri)
+{
+    Q_ASSERT(uri == QLatin1String("HandleMediaKeys"));
+    qmlRegisterSingletonType<HandleMediaKeys>(uri, 0, 1, "HandleMediaKeys", broadcast_provider);
+}

plugins/HandleMediaKeys/plugin.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2020 UBports Foundation
+ *
+ * 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; version 3.
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef LOMIRI_HANDLEMEDIAKEYS_PLUGIN
+#define LOMIRI_HANDLEMEDIAKEYS_PLUGIN
+
+#include <QQmlExtensionPlugin>
+
+class HandleMediaKeysPlugin : public QQmlExtensionPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QQmlExtensionInterface")
+
+public:
+    void registerTypes(const char *uri) override;
+};
+
+#endif

plugins/HandleMediaKeys/qmldir

@@ -0,0 +1,3 @@
+module HandleMediaKeys
+plugin HandleMediaKeys-qml
+typeinfo HandleMediaKeys.qmltypes

qml/Components/PhysicalKeysMapper.qml

@@ -40,6 +40,7 @@ Item {
     signal volumeDownTriggered;
     signal volumeUpTriggered;
     signal screenshotTriggered;
+    signal mediaKey;
 
     readonly property bool altTabPressed: d.altTabPressed
     readonly property bool superPressed: d.superPressed
@@ -158,6 +159,12 @@ Item {
                 d.superTabPressed = false;
                 event.accepted = true;
             }
+        } else if (   event.key == Qt.Key_MediaNext 
+                   || event.key == Qt.Key_MediaPrevious 
+                   || event.key == Qt.Key_MediaPlay
+                   || event.key == Qt.Key_WebCam
+) {
+            root.mediaKey(event.key);
         }
     }
 }

qml/Shell.qml

@@ -30,6 +30,7 @@ import GSettings 1.0
 import Utils 0.1
 import Powerd 0.1
 import SessionBroadcast 0.1
+import HandleMediaKeys 0.1
 import "Greeter"
 import "Launcher"
 import "Panel"
@@ -236,6 +237,8 @@ StyledItem {
         onVolumeDownTriggered: volumeControl.volumeDown();
         onVolumeUpTriggered: volumeControl.volumeUp();
         onScreenshotTriggered: itemGrabber.capture(shell);
+
+        onMediaKey: HandleMediaKeys.notifyMediaKey(key);
     }
 
     GlobalShortcut {