fix #901,show windows only from launchers

--add an option to tasks filters in order to
hide windows that do not have launchers

containment/package/contents/config/main.xml

@@ -227,6 +227,10 @@
     <entry name="showWindowActions" type="Bool">
       <default>false</default>
     </entry>
+    <entry name="showWindowsOnlyFromLaunchers" type="Bool">
+      <default>false</default>
+      <label>show only windows that there is a launcher for them</label>
+    </entry>
     <entry name="showOnlyCurrentScreen" type="Bool">
       <default>false</default>
     </entry>

containment/package/contents/ui/ParabolicManager.qml

@@ -48,7 +48,8 @@ Item {
             var taskIndex = -1;
             var internSepStep = 0;
             if(appIndex<root.latteAppletPos){
-                if (root.latteApplet.parabolicManager.taskIsSeparator(0))
+                if (root.latteApplet.parabolicManager.taskIsSeparator(0)
+                        || (!root.showWindowsWithNoLaunchers && root.latteApplet.parabolicManager.taskIsHiddenBecauseNoLauncherExists(0)) )
                     internSepStep = root.latteApplet.parabolicManager.availableHigherIndex(0);
 
                 taskIndex = signalStep-appStep+internSepStep;
@@ -57,7 +58,8 @@ Item {
 
                 //console.log("normal:" + taskIndex + " step:"+internSepStep + " zoom:"+zScale);
             } else if (appIndex>root.latteAppletPos){
-                if (root.latteApplet.parabolicManager.taskIsSeparator(root.tasksCount-1))
+                if (root.latteApplet.parabolicManager.taskIsSeparator(root.tasksCount-1)
+                        || (!root.showWindowsWithNoLaunchers && root.latteApplet.parabolicManager.taskIsHiddenBecauseNoLauncherExists(root.tasksCount-1)) )
                     internSepStep = Math.abs(root.tasksCount-1 - root.latteApplet.parabolicManager.availableLowerIndex(root.tasksCount-1));
 
                 taskIndex = root.tasksCount-1 - (signalStep-appStep) - internSepStep;

containment/package/contents/ui/main.qml

@@ -278,7 +278,8 @@ DragDrop.DropArea {
     //! for that value between 0.04 - 0.5 of iconSize, this way 100% iconMargin means
     //! equal to the iconSize
     property int iconMargin: Math.ceil( ((0.5 * (plasmoid.configuration.iconMargin))/100) * iconSize)
-    property int statesLineSize: latteApplet || (activeIndicator !== Latte.Dock.NoneIndicator) ?  Math.ceil( root.iconSize/13 ) : 0
+    property int statesLineSize: (latteApplet && !(root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator))
+                                 || (activeIndicator !== Latte.Dock.NoneIndicator) ?  Math.ceil( root.iconSize/13 ) : 0
 
 
     ///FIXME: <delete both> I can't remember why this is needed, maybe for the anchorings!!! In order for the Double Layout to not mess the anchorings...
@@ -322,6 +323,7 @@ DragDrop.DropArea {
     property bool glow3D: plasmoid.configuration.glow3D
     property bool showToolTips: plasmoid.configuration.showToolTips
     property bool showWindowActions: plasmoid.configuration.showWindowActions
+    property bool showWindowsOnlyFromLaunchers: plasmoid.configuration.showWindowsOnlyFromLaunchers
     property bool showOnlyCurrentScreen: plasmoid.configuration.showOnlyCurrentScreen
     property bool showOnlyCurrentDesktop: plasmoid.configuration.showOnlyCurrentDesktop
     property bool showOnlyCurrentActivity: plasmoid.configuration.showOnlyCurrentActivity

plasmoid/package/contents/ui/ContextMenu.qml

@@ -636,6 +636,7 @@ PlasmaComponents.ContextMenu {
                 } else {
                     root.launcherForRemoval = launcher;
                     tasksModel.requestRemoveLauncher(launcher);
+                    root.launchersUpdatedFor(launcher);
                 }
 
             } else {
@@ -645,6 +646,7 @@ PlasmaComponents.ContextMenu {
                                                                                   latteDock.launchersGroup, launcher);
                 } else {
                     tasksModel.requestAddLauncher(launcher);
+                    root.launchersUpdatedFor(launcher);
                 }
             }
         }
@@ -696,6 +698,7 @@ PlasmaComponents.ContextMenu {
                                             }
 
                                             tasksModel.requestAddLauncherToActivity(url, id);
+                                            root.launchersUpdatedFor(url);
                                         }
                                     } else {
                                         if (latteDock && latteDock.launchersGroup >= Latte.Dock.LayoutLaunchers) {
@@ -706,6 +709,7 @@ PlasmaComponents.ContextMenu {
                                                 root.launcherForRemoval = url;
                                             }
                                             tasksModel.requestRemoveLauncherFromActivity(url, id);
+                                            root.launchersUpdatedFor(url);
                                         }
                                     }
                                 }
@@ -761,6 +765,7 @@ PlasmaComponents.ContextMenu {
             } else {
                 root.launcherForRemoval = launcher
                 tasksModel.requestRemoveLauncher(launcher);
+                root.launchersUpdatedFor(launcher);
             }
         }
     }
@@ -803,6 +808,7 @@ PlasmaComponents.ContextMenu {
             } else {
                 root.launcherForRemoval = launcher;
                 tasksModel.requestRemoveLauncher(launcher);
+                root.launchersUpdatedFor(launcher);
             }
         }
     }

plasmoid/package/contents/ui/ParabolicManager.qml

@@ -368,7 +368,8 @@ Item {
     function availableLowerIndex(from) {
         var next = from;
 
-        while (next>=0 && taskIsSeparator(next))
+        while (next>=0
+               && (taskIsSeparator(next) || (root.showWindowsOnlyFromLaunchers && taskIsHiddenBecauseNoLauncherExists(next))) )
             next = next - 1;
 
         return next;
@@ -377,8 +378,10 @@ Item {
     function availableHigherIndex(from) {
         var next = from;
 
-        while (next<=root.tasksCount-1 && taskIsSeparator(next))
+        while (next<=root.tasksCount-1
+               && (taskIsSeparator(next) || (root.showWindowsOnlyFromLaunchers && taskIsHiddenBecauseNoLauncherExists(next))) ) {
             next = next + 1;
+        }
 
         return next;
     }
@@ -402,6 +405,22 @@ Item {
         return false;
     }
 
+    function taskIsHiddenBecauseNoLauncherExists(taskIndex) {
+        var task = icList.childAtIndex(taskIndex);
+
+        if (task && root.showWindowsOnlyFromLaunchers) {
+            var launcherExists = !(((tasksModel.launcherPosition(task.launcherUrl) == -1)
+                                    && (tasksModel.launcherPosition(task.launcherUrlWithIcon) == -1) )
+                                   || !task.launcherIsPresent(task.launcherUrl));
+
+            //console.log(task.launcherUrl + " ::: " +!launcherExists + " _ " + task.isWindow);
+
+            return (!launcherExists && task.isWindow);
+        }
+
+        return false;
+    }
+
     function separatorExists(separator){
         return (tasksModel.launcherPosition(separator)>=0);
     }
@@ -444,7 +463,7 @@ Item {
         return pseudoIndex + root.tasksNumbersBase;
     }
 
-    //! first available task index found after consequent internal separators in the start
+    //! first available task index found after consequent internal separators or hidden tasks in the start
     function firstRealTask() {
         if (hasInternalSeparator) {
             var i=0;
@@ -463,11 +482,11 @@ Item {
 
     //! last available task index found after consequent internal separators in the end
     function lastRealTask() {
-        if (hasInternalSeparator) {
+        if (hasInternalSeparator || root.showWindowsOnlyFromLaunchers) {
-            var i=root.tasksCount - 1;
+            var i = tasksModel.count - 1;
 
             while (i>=0) {
-                if (!taskIsSeparator(i)) {
+                if (!taskIsSeparator(i) && !taskIsHiddenBecauseNoLauncherExists(i) ) {
                     return i;
                 }
 
@@ -478,7 +497,7 @@ Item {
         return root.tasksCount > 0 ? root.tasksCount-1 : -1;
     }
 
-    //! the real number of tasks if we remove the internal separators
+    //! the real number of tasks if we remove the internal separators and hidden windows in the end
     function realTasks() {
         var space = lastRealTaskIndex - firstRealTaskIndex;
 

plasmoid/package/contents/ui/main.qml

@@ -181,11 +181,13 @@ Item {
     property bool showOnlyCurrentActivity: latteDock ? latteDock.showOnlyCurrentActivity : plasmoid.configuration.showOnlyCurrentActivity
     property bool showPreviews:  latteDock ? latteDock.showToolTips : plasmoid.configuration.showToolTips
     property bool showWindowActions: latteDock ? latteDock.showWindowActions : plasmoid.configuration.showWindowActions
+    property bool showWindowsOnlyFromLaunchers: latteDock ? latteDock.showWindowsOnlyFromLaunchers : false
     property bool smartLaunchersEnabled: latteDock ? latteDock.smartLaunchersEnabled : plasmoid.configuration.smartLaunchersEnabled
     property bool threeColorsWindows: latteDock ? latteDock.threeColorsWindows : plasmoid.configuration.threeColorsWindows
     property bool titleTooltips: latteDock ? latteDock.titleTooltips : false
     property alias windowPreviewIsShown: windowsPreviewDlg.visible
 
+    property int activeIndicator: latteDock ? latteDock.activeIndicator : Latte.Dock.AllIndicator
     property int activeIndicatorType: latteDock ? latteDock.activeIndicatorType : Latte.Dock.LineIndicator
     property int animationStep: latteDock ? latteDock.animationStep : 1
     property int directRenderAnimationTime: latteDock ? latteDock.directRenderAnimationTime : 0
@@ -244,6 +246,7 @@ Item {
 
     signal clearZoomSignal();
     signal draggingFinished();
+    signal launchersUpdatedFor(string launcher);
     signal presentWindows(variant winIds);
     signal requestLayout;
     signal separatorsUpdated();
@@ -1499,6 +1502,7 @@ Item {
     function extSignalAddLauncher(group, launcher) {
         if (group === latteDock.launchersGroup) {
             tasksModel.requestAddLauncher(launcher);
+            launchersUpdatedFor(launcher);
         }
     }
 
@@ -1506,6 +1510,7 @@ Item {
         if (group === latteDock.launchersGroup) {
             root.launcherForRemoval = launcher;
             tasksModel.requestRemoveLauncher(launcher);
+            launchersUpdatedFor(launcher);
         }
     }
 
@@ -1518,6 +1523,7 @@ Item {
             }
 
             tasksModel.requestAddLauncherToActivity(launcher, activity);
+            launchersUpdatedFor(launcher);
         }
     }
 
@@ -1528,6 +1534,7 @@ Item {
             }
 
             tasksModel.requestRemoveLauncherFromActivity(launcher, activity);
+            launchersUpdatedFor(launcher);
         }
     }
 
@@ -1685,6 +1692,7 @@ Item {
         }
 
         tasksModel.requestAddLauncher(url);
+        launchersUpdatedFor(url);
     }
 
     function resetDragSource() {

plasmoid/package/contents/ui/task/TaskDelegate.qml

@@ -221,6 +221,10 @@ MouseArea{
         property int previousCount: 0
 
         onWindowsCountChanged: {
+            if (root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator) {
+                return;
+            }
+
             if ((windowsCount >= 2) && (windowsCount > previousCount)
                     && !(mainItemContainer.containsMouse || parabolicManager.neighbourIsHovered(itemIndex)) ){
                 if(root.dragSource == null)
@@ -333,6 +337,20 @@ MouseArea{
                     restoreAnimation.stop();
                 }
             }
+
+            onShowWindowsOnlyFromLaunchersChanged: {
+                if (!root.editMode) {
+                    return;
+                }
+
+                mainItemContainer.updateVisibilityBasedOnLaunchers();
+            }
+
+            onInActivityChangeChanged: {
+                if (root.showWindowsOnlyFromLaunchers && !root.inActivityChange) {
+                    mainItemContainer.updateVisibilityBasedOnLaunchers();
+                }
+            }
         }
 
         Rectangle {
@@ -876,7 +894,7 @@ MouseArea{
     }
 
     function activateTask() {
-        if( mainItemContainer.isLauncher){
+        if( mainItemContainer.isLauncher || (root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator)){
             if (Latte.WindowSystem.compositingActive) {
                 wrapper.runLauncherAnimation();
             } else {
@@ -990,10 +1008,16 @@ MouseArea{
         // if ((lastButtonClicked == Qt.LeftButton)||(lastButtonClicked == Qt.MidButton)){
         if (Latte.WindowSystem.compositingActive) {
             inBouncingAnimation = true;
+            if (!(root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator)) {
                 root.addWaitingLauncher(mainItemContainer.launcherUrl);
             }
+        }
+
+        if (root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator) {
+            tasksModel.requestNewInstance(modelIndex());
+        } else {
             tasksModel.requestActivate(modelIndex());
-        // }
+        }
     }
 
     ///window previews///
@@ -1197,6 +1221,34 @@ MouseArea{
         }
     }
 
+    function slotLaunchersChangedFor(launcher) {
+        if (root.showWindowsOnlyFromLaunchers && launcher === launcherUrl) {
+            updateVisibilityBasedOnLaunchers()
+        }
+    }
+
+    function updateVisibilityBasedOnLaunchers(){
+        var launcherExists = !(((tasksModel.launcherPosition(mainItemContainer.launcherUrl) == -1)
+                                && (tasksModel.launcherPosition(mainItemContainer.launcherUrlWithIcon) == -1) )
+                               || !launcherIsPresent(mainItemContainer.launcherUrl));
+
+        if (root.showWindowsOnlyFromLaunchers) {
+            var hideWindow =  !launcherExists && mainItemContainer.isWindow;
+
+            if (hideWindow) {
+                taskRealRemovalAnimation.start();
+            } else if (launcherExists && mainItemContainer.isWindow && !mainItemContainer.isVisible) {
+                showWindowAnimation.showWindow();
+            }
+        } else {
+            var showWindow =  !launcherExists && mainItemContainer.isWindow;
+
+            if (showWindow) {
+                showWindowAnimation.showWindow();
+            }
+        }
+    }
+
     function toggleMuted() {
         if (muted) {
             mainItemContainer.audioStreams.forEach(function (item) { item.unmute(); });
@@ -1261,6 +1313,7 @@ MouseArea{
         root.publishTasksGeometries.connect(slotPublishGeometries);
         root.showPreviewForTasks.connect(slotShowPreviewForTasks);
         root.mimicEnterForParabolic.connect(slotMimicEnterForParabolic);
+        root.launchersUpdatedFor.connect(slotLaunchersChangedFor);
 
         //startup without launcher
         var hideStartup =  ((((tasksModel.launcherPosition(mainItemContainer.launcherUrl) == -1)
@@ -1290,6 +1343,7 @@ MouseArea{
         root.publishTasksGeometries.disconnect(slotPublishGeometries);
         root.showPreviewForTasks.disconnect(slotShowPreviewForTasks);
         root.mimicEnterForParabolic.disconnect(slotMimicEnterForParabolic);
+        root.launchersUpdatedFor.disconnect(slotLaunchersChangedFor);
 
         wrapper.sendEndOfNeedBothAxisAnimation();
     }
@@ -1413,9 +1467,14 @@ MouseArea{
         repeat: false
 
         onTriggered: {
-            if (mainItemContainer.itemIndex >= 0)
+            if (mainItemContainer.itemIndex >= 0){
                 mainItemContainer.lastValidIndex = mainItemContainer.itemIndex;
 
+                if (root.showWindowsOnlyFromLaunchers) {
+                    parabolicManager.updateTasksEdgesIndexes();
+                }
+            }
+
             if (latteDock && latteDock.debugModeTimers) {
                 console.log("plasmoid timer: lastValidTimer called...");
             }

plasmoid/package/contents/ui/task/TaskWrapper.qml

@@ -151,6 +151,7 @@ Item{
                       && !root.reverseLinesPosition)
                     || (((root.position === PlasmaCore.Types.BottomPositioned) || (root.position === PlasmaCore.Types.RightPositioned))
                         && root.reverseLinesPosition) )
+                   && !(root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator)
             visible: active
 
             sourceComponent: Component{
@@ -164,6 +165,7 @@ Item{
 
             active: secondIndicator.active && !root.reverseLinesPosition
                     && (mainItemContainer.inAttentionAnimation || mainItemContainer.inFastRestoreAnimation)
+                    && !(root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator)
             visible: active
 
             sourceComponent: Component{
@@ -192,6 +194,7 @@ Item{
 
             active: firstIndicator.active && !root.reverseLinesPosition
                     && (mainItemContainer.inAttentionAnimation || mainItemContainer.inFastRestoreAnimation)
+                    && !(root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator)
             visible: active
 
             sourceComponent: Component{
@@ -215,6 +218,7 @@ Item{
         Loader{
             id: secondIndicator
             active: !firstIndicator.active
+                    && !(root.showWindowsOnlyFromLaunchers && root.activeIndicator === Latte.Dock.NoneIndicator)
             visible: active
 
             sourceComponent: Component{

plasmoid/package/contents/ui/task/animations/TaskRealRemovalAnimation.qml

@@ -60,7 +60,7 @@ SequentialAnimation {
             //trying to fix the ListView nasty behavior
             //during the removal the anchoring for ListView children changes a lot
             var previousTask = icList.childAtIndex(mainItemContainer.lastValidIndex-1);
-            if (previousTask !== undefined && !previousTask.isStartup && !previousTask.inBouncingAnimation){
+            if (previousTask !== undefined && !previousTask.isStartup && !previousTask.inBouncingAnimation && !root.showWindowsOnlyFromLaunchers){
                 if (root.vertical) {
                     mainItemContainer.anchors.top = previousTask.bottom;
                 } else {

plasmoid/package/contents/ui/task/animations/TaskShowWindowAnimation.qml

@@ -131,16 +131,24 @@ SequentialAnimation{
 
 
         //startup without launcher, animation should be blocked
-        var hideStartup =  ((((tasksModel.launcherPosition(mainItemContainer.launcherUrl) == -1)
+        var launcherExists = !(((tasksModel.launcherPosition(mainItemContainer.launcherUrl) == -1)
                                 && (tasksModel.launcherPosition(mainItemContainer.launcherUrlWithIcon) == -1) )
-                             || !launcherIsPresent(mainItemContainer.launcherUrl))
+                               || !launcherIsPresent(mainItemContainer.launcherUrl));
-                            && mainItemContainer.isStartup);
+
+        var hideStartup =  launcherExists && mainItemContainer.isStartup;
+        var hideWindow =  root.showWindowsOnlyFromLaunchers && !launcherExists && mainItemContainer.isWindow;
 
         if (root.immediateLauncherExists(mainItemContainer.launcherUrl) && mainItemContainer.isLauncher) {
             root.removeImmediateLauncher(mainItemContainer.launcherUrl);
         }
 
-        if (!Latte.WindowSystem.compositingActive || root.inDraggingPhase
+        if (hideStartup || hideWindow) {
+            mainItemContainer.visible = false;
+            wrapper.tempScaleWidth = 0;
+            wrapper.tempScaleHeight = 0;
+            wrapper.opacity = 0;
+            mainItemContainer.inAnimation = false;
+        } else if (!Latte.WindowSystem.compositingActive || root.inDraggingPhase
                    || mainItemContainer.isSeparator) {
             mainItemContainer.visible = true;
             wrapper.tempScaleWidth = 1;
@@ -149,15 +157,10 @@ SequentialAnimation{
             wrapper.opacity = 1;
             mainItemContainer.inAnimation = false;
         } else if (( animation2 || animation3 || animation6) && (root.durationTime !== 0)){
+            mainItemContainer.visible = true;
             wrapper.tempScaleWidth = 0;
             wrapper.tempScaleHeight = 0;
             start();
-        } else if (hideStartup) {
-            mainItemContainer.visible = false;
-            wrapper.tempScaleWidth = 0;
-            wrapper.tempScaleHeight = 0;
-            wrapper.opacity = 0;
-            mainItemContainer.inAnimation = false;
         } else {
             var frozenTask = parabolicManager.getFrozenTask(mainItemContainer.launcherUrl);
 
@@ -169,6 +172,7 @@ SequentialAnimation{
                 wrapper.tempScaleHeight = 1;
             }
 
+            mainItemContainer.visible = true;
             wrapper.opacity = 1;
             mainItemContainer.inAnimation = false;
         }

shell/package/contents/configuration/TasksConfig.qml

@@ -330,6 +330,17 @@ PlasmaComponents.Page {
                     plasmoid.configuration.showOnlyCurrentActivity = checked
                 }
             }
+
+            PlasmaComponents.CheckBox {
+                id: showWindowsOnlyFromLaunchersChk
+                Layout.leftMargin: units.smallSpacing * 2
+                text: i18n("Show only tasks from launchers")
+                checked: plasmoid.configuration.showWindowsOnlyFromLaunchers
+
+                onClicked: {
+                    plasmoid.configuration.showWindowsOnlyFromLaunchers = checked
+                }
+            }
         }
         //! END: Tasks Filters