homescreen: Don't play zoom animation when going between maximized window states

components/mobileshell/qml/homescreen/HomeScreen.qml

@@ -102,6 +102,35 @@ Item {
         }
     }
     
+    TaskManager.VirtualDesktopInfo {
+        id: virtualDesktopInfo
+    }
+
+    TaskManager.ActivityInfo {
+        id: activityInfo
+    }
+
+    PlasmaCore.SortFilterModel {
+        id: visibleMaximizedWindowsModel
+        readonly property bool isWindowMaximized: count > 0
+        
+        filterRole: 'IsMinimized'
+        filterRegExp: 'false'
+        sourceModel: TaskManager.TasksModel {
+            id: tasksModel
+            filterByVirtualDesktop: true
+            filterByActivity: true
+            filterNotMaximized: true
+            filterByScreen: true
+            filterHidden: true
+
+            virtualDesktop: virtualDesktopInfo.currentDesktop
+            activity: activityInfo.currentActivity
+
+            groupMode: TaskManager.TasksModel.GroupDisabled
+        }
+    }
+    
     // homescreen visual component
     MobileShell.BaseItem {
         id: itemContainer
@@ -142,18 +171,28 @@ Item {
             easing.type: Easing.OutExpo
         }
         
+        function evaluateAnimChange() {
+            // only animate if homescreen is visible
+            if (!taskSwitcher.visible) {
+                if (!visibleMaximizedWindowsModel.isWindowMaximized || MobileShell.WindowUtil.activeWindowIsShell) {
+                    itemContainer.zoomIn();
+                } else {
+                    itemContainer.zoomOut();
+                }
+            }
+        }
+        
         Connections {
             target: MobileShell.WindowUtil
-            
             function onActiveWindowIsShellChanged() {
-                // only animate if homescreen is visible
-                if (!taskSwitcher.visible) {
-                    if (MobileShell.WindowUtil.activeWindowIsShell) {
-                        itemContainer.zoomIn();
-                    } else {
-                        itemContainer.zoomOut();
-                    }
-                }
+                itemContainer.evaluateAnimChange();
+            }
+        }
+        
+        Connections {
+            target: visibleMaximizedWindowsModel
+            function onIsWindowMaximizedChanged() {
+                itemContainer.evaluateAnimChange();
             }
         }
         
@@ -179,14 +218,6 @@ Item {
             virtualDesktop: virtualDesktopInfo.currentDesktop
             activity: activityInfo.currentActivity
         }
-
-        TaskManager.VirtualDesktopInfo {
-            id: virtualDesktopInfo
-        }
-        
-        TaskManager.ActivityInfo {
-            id: activityInfo
-        }
         
         anchors.fill: parent
         

containments/taskpanel/package/contents/ui/main.qml

@@ -128,7 +128,6 @@ PlasmaCore.ColorScope {
             filterByScreen: true
             filterHidden: true
 
-//             screenGeometry: panel.screenGeometry
             virtualDesktop: virtualDesktopInfo.currentDesktop
             activity: activityInfo.currentActivity