fix #188,fix launchers behavior for Plasma>=5.9

liblattedock/quickwindowsystem.cpp

@@ -19,6 +19,7 @@
 */
 
 #include "quickwindowsystem.h"
+#include <plasma/version.h>
 
 #include <QDebug>
 
@@ -33,7 +34,7 @@ QuickWindowSystem::QuickWindowSystem(QObject *parent) :
         //! TODO: Wayland compositing active
     } else {
         connect(KWindowSystem::self(), &KWindowSystem::compositingChanged
-                , this, [&](bool enabled){
+        , this, [&](bool enabled) {
             if (m_compositing == enabled)
                 return;
 
@@ -55,4 +56,9 @@ bool QuickWindowSystem::compositingActive() const
     return m_compositing;
 }
 
+uint QuickWindowSystem::frameworksVersion() const
+{
+    return Plasma::version();
+}
+
 } //end of namespace

liblattedock/quickwindowsystem.h

@@ -35,18 +35,21 @@ class QuickWindowSystem final : public QObject {
     Q_OBJECT
 
     Q_PROPERTY(bool compositingActive READ compositingActive NOTIFY compositingChanged FINAL)
+    Q_PROPERTY(uint frameworksVersion READ frameworksVersion NOTIFY frameworksVersionChanged)
 
 public:
     explicit QuickWindowSystem(QObject *parent = nullptr);
     virtual ~QuickWindowSystem();
 
     bool compositingActive() const;
+    uint frameworksVersion() const;
 
 signals:
     void compositingChanged();
+    void frameworksVersionChanged();
 
 private:
-   bool m_compositing : 1;
+    bool m_compositing : 1;
 };
 
 static QObject *windowsystem_qobject_singletontype_provider(QQmlEngine *engine, QJSEngine *scriptEngine)

plasmoid/contents/ui/ContextMenu.qml

@@ -571,8 +571,10 @@ PlasmaComponents.ContextMenu {
         onClicked: {
             if (tasksModel.launcherPosition(visualParent.m.LauncherUrlWithoutIcon) != -1) {
                 tasksModel.requestRemoveLauncher(visualParent.m.LauncherUrlWithoutIcon);
+                root.updateLaunchersNewArchitecture();
             } else {
                 tasksModel.requestAddLauncher(visualParent.m.LauncherUrlWithoutIcon);
+                root.updateLaunchersNewArchitecture();
             }
         }
     }
@@ -595,7 +597,10 @@ PlasmaComponents.ContextMenu {
 
         text: i18n("Remove Launcher")
 
-        onClicked: tasksModel.requestRemoveLauncher(visualParent.m.LauncherUrlWithoutIcon);
+        onClicked: {
+            tasksModel.requestRemoveLauncher(visualParent.m.LauncherUrlWithoutIcon);
+            root.updateLaunchersNewArchitecture();
+        }
     }
 
     PlasmaComponents.MenuItem {

plasmoid/contents/ui/main.qml

@@ -197,12 +197,42 @@ Item {
 
     /////
 
+    function updateLaunchersNewArchitecture(){
+        ///frameworks 5.29.0 provide id 335104
+
+        //work only after Plasma 5.9 and frameworks 5.29
+        if (Latte.WindowSystem.frameworksVersion < 335104) {
+            return;
+        }
+
+        var launchers = [];
+        var tasks = icList.contentItem.children;
+
+        var len = tasks.length
+        for(var i=0; i<len; ++i){
+            var task;
+            for (var j=0; j<len; ++j){
+                if (tasks && tasks[j] && tasks[j].itemIndex === i) {
+                    task = tasks[j];
+                    break;
+                }
+            }
+
+            if (task && task.m && task.m.LauncherUrlWithoutIcon
+                    && ActivitiesTools.getIndex(task.m.LauncherUrlWithoutIcon, tasksModel.launcherList)>=0) {
+                launchers.push(task.m.LauncherUrlWithoutIcon);
+            }
+        }
+        ActivitiesTools.updateLaunchers(launchers);
+    }
+
     onDragSourceChanged: {
         if (dragSource == null) {
             root.draggingFinished();
             root.signalActionsBlockHiding(-1);
             //root.signalDraggingState(false);
 
+            updateLaunchersNewArchitecture();
             tasksModel.syncLaunchers();
         } else {
             root.signalActionsBlockHiding(1);