fix: delay enable taskmanager icon position animation

避免一开始就启用动画,导致新图标会有从初始位置(0)飞入的视觉效果

PMS: BUG-353933
Log:

Author: BLumia

panels/dock/taskmanager/package/TaskManager.qml

@@ -143,26 +143,36 @@ ContainmentItem {
                     // kept for debug purpose
                     // border.color: "red"
                     // border.width: 1
+                    id: appItemRect
                     color: "transparent"
                     parent: appContainer
                     x: delegateRoot.x
                     y: delegateRoot.y
                     width: delegateRoot.width
                     height: delegateRoot.height
                     scale: delegateRoot.scale
+                    property bool positionAnimationEnabled: false
                     Behavior on x {
+                        enabled: appItemRect.positionAnimationEnabled
                         NumberAnimation {
                             duration: 200
                             easing.type: Easing.OutCubic
                         }
                     }
                     Behavior on y {
+                        enabled: appItemRect.positionAnimationEnabled
                         NumberAnimation {
                             duration: 200
                             easing.type: Easing.OutCubic
                         }
                     }
 
+                    Component.onCompleted: {
+                        Qt.callLater(function() {
+                            appItemRect.positionAnimationEnabled = true
+                        })
+                    }
+
                     AppItem {
                         id: appItem
                         anchors.fill: parent // This is mandatory for draggable item center in drop area