[FEATURE][native] Add badge count support for the linux platform

qgis · Sep 7, 2018 · 5030121 · 5030121
1 parent 1002824
commit 5030121
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Showing 5 changed files with 33 additions and 0 deletions.
diff --git a/src/app/qgisapp.cpp b/src/app/qgisapp.cpp
@@ -1335,6 +1335,10 @@ QgisApp::QgisApp( QSplashScreen *splash, bool restorePlugins, bool skipVersionCh
   {
     QgsGui::instance()->nativePlatformInterface()->hideApplicationProgress();
   } );
+  connect( QgsApplication::taskManager(), &QgsTaskManager::countActiveTasksChanged, this, []( int count )
+  {
+    QgsGui::instance()->nativePlatformInterface()->setApplicationBadgeCount( count );
+  } );
 
   if ( !( QgsGui::nativePlatformInterface()->capabilities() & QgsNative::NativeDesktopNotifications ) )
   {

diff --git a/src/native/linux/qgslinuxnative.cpp b/src/native/linux/qgslinuxnative.cpp
@@ -102,6 +102,22 @@ void QgsLinuxNative::hideApplicationProgress()
   QDBusConnection::sessionBus().send( message );
 }
 
+void QgsLinuxNative::setApplicationBadgeCount( int count )
+{
+  // the badge will only be shown when the count is greater than one
+  const QVariantMap properties
+  {
+    { QStringLiteral( "count-visible" ), count > 1 },
+    { QStringLiteral( "count" ), static_cast< long long >( count ) }
+  };
+
+  QDBusMessage message = QDBusMessage::createSignal( QStringLiteral( "/org/qgis/UnityLauncher" ),
+                         QStringLiteral( "com.canonical.Unity.LauncherEntry" ),
+                         QStringLiteral( "Update" ) );
+  message.setArguments( {mDesktopFile, properties} );
+  QDBusConnection::sessionBus().send( message );
+}
+
 /**
  * Automatic marshaling of a QImage for org.freedesktop.Notifications.Notify
  *

diff --git a/src/native/linux/qgslinuxnative.h b/src/native/linux/qgslinuxnative.h
@@ -42,6 +42,7 @@ class NATIVE_EXPORT QgsLinuxNative : public QgsNative
     void showUndefinedApplicationProgress() override;
     void setApplicationProgress( double progress ) override;
     void hideApplicationProgress() override;
+    void setApplicationBadgeCount( int count ) override;
     NotificationResult showDesktopNotification( const QString &summary, const QString &body, const NotificationSettings &settings = NotificationSettings() ) override;
   private:
     QString mDesktopFile;

diff --git a/src/native/qgsnative.cpp b/src/native/qgsnative.cpp
@@ -63,6 +63,11 @@ void QgsNative::hideApplicationProgress()
 
 }
 
+void QgsNative::setApplicationBadgeCount( int )
+{
+
+}
+
 QgsNative::NotificationResult QgsNative::showDesktopNotification( const QString &, const QString &, const NotificationSettings & )
 {
   NotificationResult result;

diff --git a/src/native/qgsnative.h b/src/native/qgsnative.h
@@ -124,6 +124,13 @@ class NATIVE_EXPORT QgsNative
      */
     virtual void hideApplicationProgress();
 
+    /**
+     * Shows an application badge count.
+     *
+     * The default implementation does nothing.
+     * \since QGIS 3.4
+     */
+    virtual void setApplicationBadgeCount( int count );
 
     /**
      * Notification settings, for use with showDesktopNotification().