Add SetParent interface (#992)
[platform/core/csapi/tizenfx.git] / src / Tizen.NUI / src / public / Window.cs
index 542d513..7da98b0 100755 (executable)
@@ -1,5 +1,7 @@
+
+
 /*
- * Copyright(c) 2018 Samsung Electronics Co., Ltd.
+ * Copyright(c) 2019 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,11 +33,8 @@ namespace Tizen.NUI
     {
         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
         private global::System.Runtime.InteropServices.HandleRef stageCPtr;
-        private readonly global::System.Runtime.InteropServices.HandleRef rootLayoutCPtr;
         private Layer _rootLayer;
         private string _windowTitle;
-        private readonly LayoutItem rootLayoutItem;
-
         private List<Layer> _childLayers = new List<Layer>();
         private WindowFocusChangedEventCallbackType _windowFocusChangedEventCallback;
         private RootLayerTouchDataCallbackType _rootLayerTouchDataCallback;
@@ -53,46 +52,30 @@ namespace Tizen.NUI
 
         private static readonly Window instance = Application.Instance?.GetWindow();
 
-        internal Window(global::System.IntPtr cPtr, bool cMemoryOwn) : base(NDalicPINVOKE.Window_SWIGUpcast(cPtr), cMemoryOwn)
+        private LayoutController localController;
+
+        internal Window(global::System.IntPtr cPtr, bool cMemoryOwn) : base(Interop.Window.Window_SWIGUpcast(cPtr), cMemoryOwn)
         {
             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
-            if (NDalicPINVOKE.Stage_IsInstalled())
-            {
-                stageCPtr = new global::System.Runtime.InteropServices.HandleRef(this, NDalicPINVOKE.Stage_GetCurrent());
-                // Create a root layout (AbsoluteLayout) that is invisible to the user but enables layouts added to the Window
-                // Enables layouts added to the Window to have a parent layout.  As parent layout is needed to store measure spec properties.
-                // Currently without these measure specs the new layout added will always be the size of the window.
-                global::System.IntPtr rootLayoutIntPtr = NDalicManualPINVOKE.Window_NewRootLayout();
-                // Store HandleRef used by Add()
-                rootLayoutCPtr = new global::System.Runtime.InteropServices.HandleRef(this, rootLayoutIntPtr);
-                Layer rootLayer = GetRootLayer();
-                // Add the root layout created above to the root layer.
-                NDalicPINVOKE.Actor_Add(  Layer.getCPtr(rootLayer), rootLayoutCPtr );
-                if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
-
-                global::System.IntPtr rootControlLayoutIntPtr = Tizen.NUI.NDalicManualPINVOKE.GetLayout__SWIG_1(rootLayoutCPtr);
-                if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
+            if (Interop.Stage.Stage_IsInstalled())
+            {
+                stageCPtr = new global::System.Runtime.InteropServices.HandleRef(this, Interop.Stage.Stage_GetCurrent());
 
-                rootLayoutItem = new LayoutItem(rootControlLayoutIntPtr, true);
+                localController = new LayoutController(this);
+                NUILog.Debug("layoutController id:" + localController.GetId() );
             }
         }
 
-        internal Window(Rectangle windowPosition, string name, bool isTransparent) : this(NDalicPINVOKE.Window_New__SWIG_0(Rectangle.getCPtr(windowPosition), name, isTransparent), true)
-        {
-            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
-        }
-
-        internal Window(Rectangle windowPosition, string name) : this(NDalicPINVOKE.Window_New__SWIG_1(Rectangle.getCPtr(windowPosition), name), true)
-        {
-            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
-        }
-
-        internal Window(Rectangle windowPosition, string name, string className, bool isTransparent) : this(NDalicPINVOKE.Window_New__SWIG_2(Rectangle.getCPtr(windowPosition), name, className, isTransparent), true)
-        {
-            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
-        }
-
-        internal Window(Rectangle windowPosition, string name, string className) : this(NDalicPINVOKE.Window_New__SWIG_3(Rectangle.getCPtr(windowPosition), name, className), true)
+        /// <summary>
+        /// Creates a new Window.<br />
+        /// This creates an extra window in addition to the default main window<br />
+        /// </summary>
+        /// <param name="windowPosition">The position and size of the Window.</param>
+        /// <param name="isTranslucent">Whether Window is translucent.</param>
+        /// <returns>A new Window.</returns>
+        /// <since_tizen> 6 </since_tizen>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public Window(Rectangle windowPosition = null , bool isTranslucent = false) : this(Interop.Window.Window_New__SWIG_0(Rectangle.getCPtr(windowPosition), "", isTranslucent), true)
         {
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
@@ -274,6 +257,19 @@ namespace Tizen.NUI
             }
         }
 
+        /// <summary>
+        /// ViewAdded will be triggered when the view added on Window
+        /// </summary>
+        /// <since_tizen> 6 </since_tizen>
+        /// This will be public opened in tizen_5.5 after ACR done. Before ACR, need to be hidden as inhouse API.
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public event EventHandler ViewAdded;
+
+        internal void SendViewAdded(View view)
+        {
+            ViewAdded?.Invoke(view, EventArgs.Empty);
+        }
+
         internal event EventHandler EventProcessingFinished
         {
             add
@@ -460,13 +456,13 @@ namespace Tizen.NUI
         {
             get
             {
-                WindowType ret = (WindowType)NDalicPINVOKE.GetType(swigCPtr);
+                WindowType ret = (WindowType)Interop.Window.GetType(swigCPtr);
                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
                 return ret;
             }
             set
             {
-                NDalicPINVOKE.SetType(swigCPtr, (int)value);
+                Interop.Window.SetType(swigCPtr, (int)value);
                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             }
         }
@@ -595,7 +591,7 @@ namespace Tizen.NUI
         {
             get
             {
-                global::System.IntPtr cPtr = NDalicPINVOKE.Stage_DEFAULT_BACKGROUND_COLOR_get();
+                global::System.IntPtr cPtr = Interop.Stage.Stage_DEFAULT_BACKGROUND_COLOR_get();
                 Vector4 ret = (cPtr == global::System.IntPtr.Zero) ? null : new Vector4(cPtr, false);
                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
                 return ret;
@@ -606,7 +602,7 @@ namespace Tizen.NUI
         {
             get
             {
-                global::System.IntPtr cPtr = NDalicPINVOKE.Stage_DEBUG_BACKGROUND_COLOR_get();
+                global::System.IntPtr cPtr = Interop.Stage.Stage_DEBUG_BACKGROUND_COLOR_get();
                 Vector4 ret = (cPtr == global::System.IntPtr.Zero) ? null : new Vector4(cPtr, false);
                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
                 return ret;
@@ -621,6 +617,14 @@ namespace Tizen.NUI
             }
         }
 
+        internal LayoutController LayoutController
+        {
+            get
+            {
+                return localController;
+            }
+        }
+
         /// <summary>
         /// Feed a key-event into the window.
         /// </summary>
@@ -629,7 +633,7 @@ namespace Tizen.NUI
         [Obsolete("Please do not use! This will be deprecated! Please use FeedKey(Key keyEvent) instead!")]
         public static void FeedKeyEvent(Key keyEvent)
         {
-            NDalicManualPINVOKE.Window_FeedKeyEvent(Key.getCPtr(keyEvent));
+            Interop.Window.Window_FeedKeyEvent(Key.getCPtr(keyEvent));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -640,7 +644,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void SetAcceptFocus(bool accept)
         {
-            NDalicPINVOKE.SetAcceptFocus(swigCPtr, accept);
+            Interop.Window.SetAcceptFocus(swigCPtr, accept);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -651,7 +655,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool IsFocusAcceptable()
         {
-            bool ret = NDalicPINVOKE.IsFocusAcceptable(swigCPtr);
+            bool ret = Interop.Window.IsFocusAcceptable(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
             return ret;
@@ -663,7 +667,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Show()
         {
-            NDalicPINVOKE.Show(swigCPtr);
+            Interop.Window.Show(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -673,7 +677,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Hide()
         {
-            NDalicPINVOKE.Hide(swigCPtr);
+            Interop.Window.Hide(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -684,7 +688,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool IsVisible()
         {
-            bool temp = NDalicPINVOKE.IsVisible(swigCPtr);
+            bool temp = Interop.Window.IsVisible(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return temp;
         }
@@ -696,7 +700,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public uint GetSupportedAuxiliaryHintCount()
         {
-            uint ret = NDalicPINVOKE.GetSupportedAuxiliaryHintCount(swigCPtr);
+            uint ret = Interop.Window.GetSupportedAuxiliaryHintCount(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -709,7 +713,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public string GetSupportedAuxiliaryHint(uint index)
         {
-            string ret = NDalicPINVOKE.GetSupportedAuxiliaryHint(swigCPtr, index);
+            string ret = Interop.Window.GetSupportedAuxiliaryHint(swigCPtr, index);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -723,7 +727,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public uint AddAuxiliaryHint(string hint, string value)
         {
-            uint ret = NDalicPINVOKE.AddAuxiliaryHint(swigCPtr, hint, value);
+            uint ret = Interop.Window.AddAuxiliaryHint(swigCPtr, hint, value);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -736,7 +740,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool RemoveAuxiliaryHint(uint id)
         {
-            bool ret = NDalicPINVOKE.RemoveAuxiliaryHint(swigCPtr, id);
+            bool ret = Interop.Window.RemoveAuxiliaryHint(swigCPtr, id);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -750,7 +754,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool SetAuxiliaryHintValue(uint id, string value)
         {
-            bool ret = NDalicPINVOKE.SetAuxiliaryHintValue(swigCPtr, id, value);
+            bool ret = Interop.Window.SetAuxiliaryHintValue(swigCPtr, id, value);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -763,7 +767,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public string GetAuxiliaryHintValue(uint id)
         {
-            string ret = NDalicPINVOKE.GetAuxiliaryHintValue(swigCPtr, id);
+            string ret = Interop.Window.GetAuxiliaryHintValue(swigCPtr, id);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -776,7 +780,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public uint GetAuxiliaryHintId(string hint)
         {
-            uint ret = NDalicPINVOKE.GetAuxiliaryHintId(swigCPtr, hint);
+            uint ret = Interop.Window.GetAuxiliaryHintId(swigCPtr, hint);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -788,7 +792,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void SetInputRegion(Rectangle inputRegion)
         {
-            NDalicPINVOKE.SetInputRegion(swigCPtr, Rectangle.getCPtr(inputRegion));
+            Interop.Window.SetInputRegion(swigCPtr, Rectangle.getCPtr(inputRegion));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -800,7 +804,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool SetNotificationLevel(NotificationLevel level)
         {
-            bool ret = NDalicPINVOKE.SetNotificationLevel(swigCPtr, (int)level);
+            bool ret = Interop.Window.SetNotificationLevel(swigCPtr, (int)level);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -812,7 +816,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public NotificationLevel GetNotificationLevel()
         {
-            NotificationLevel ret = (NotificationLevel)NDalicPINVOKE.GetNotificationLevel(swigCPtr);
+            NotificationLevel ret = (NotificationLevel)Interop.Window.GetNotificationLevel(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -829,7 +833,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void SetOpaqueState(bool opaque)
         {
-            NDalicPINVOKE.SetOpaqueState(swigCPtr, opaque);
+            Interop.Window.SetOpaqueState(swigCPtr, opaque);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -841,7 +845,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool IsOpaqueState()
         {
-            bool ret = NDalicPINVOKE.IsOpaqueState(swigCPtr);
+            bool ret = Interop.Window.IsOpaqueState(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -854,7 +858,7 @@ namespace Tizen.NUI
         /// <since_tizen> 4 </since_tizen>
         public bool SetScreenOffMode(ScreenOffMode screenOffMode)
         {
-            bool ret = NDalicPINVOKE.SetScreenOffMode(swigCPtr, (int)screenOffMode);
+            bool ret = Interop.Window.SetScreenOffMode(swigCPtr, (int)screenOffMode);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -866,7 +870,7 @@ namespace Tizen.NUI
         /// <since_tizen> 4 </since_tizen>
         public ScreenOffMode GetScreenOffMode()
         {
-            ScreenOffMode ret = (ScreenOffMode)NDalicPINVOKE.GetScreenOffMode(swigCPtr);
+            ScreenOffMode ret = (ScreenOffMode)Interop.Window.GetScreenOffMode(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -879,7 +883,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool SetBrightness(int brightness)
         {
-            bool ret = NDalicPINVOKE.SetBrightness(swigCPtr, brightness);
+            bool ret = Interop.Window.SetBrightness(swigCPtr, brightness);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -891,7 +895,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public int GetBrightness()
         {
-            int ret = NDalicPINVOKE.GetBrightness(swigCPtr);
+            int ret = Interop.Window.GetBrightness(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -904,7 +908,7 @@ namespace Tizen.NUI
         /// <since_tizen> 4 </since_tizen>
         public void SetClass(string name, string klass)
         {
-            NDalicPINVOKE.Window_SetClass(swigCPtr, name, klass);
+            Interop.Window.Window_SetClass(swigCPtr, name, klass);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -914,7 +918,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Raise()
         {
-            NDalicPINVOKE.Window_Raise(swigCPtr);
+            Interop.Window.Window_Raise(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -924,7 +928,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Lower()
         {
-            NDalicPINVOKE.Window_Lower(swigCPtr);
+            Interop.Window.Window_Lower(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -934,7 +938,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Activate()
         {
-            NDalicPINVOKE.Window_Activate(swigCPtr);
+            Interop.Window.Window_Activate(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -955,7 +959,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Add(View view)
         {
-            NDalicPINVOKE.Actor_Add(rootLayoutCPtr, View.getCPtr(view));
+            Interop.Actor.Actor_Add(Layer.getCPtr(GetRootLayer()), View.getCPtr(view));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             this.GetRootLayer().AddViewToLayerList(view); // Maintain the children list in the Layer
             view.InternalParent = this.GetRootLayer();
@@ -968,7 +972,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void Remove(View view)
         {
-            NDalicPINVOKE.Actor_Remove(rootLayoutCPtr, View.getCPtr(view));
+            Interop.Actor.Actor_Remove(Layer.getCPtr(GetRootLayer()), View.getCPtr(view));
             this.GetRootLayer().RemoveViewFromLayerList(view); // Maintain the children list in the Layer
             view.InternalParent = null;
         }
@@ -983,7 +987,7 @@ namespace Tizen.NUI
         {
             if (depth < LayersChildren?.Count)
             {
-                Layer ret = LayersChildren[Convert.ToInt32(depth)];
+                Layer ret = LayersChildren?[Convert.ToInt32(depth)];
                 return ret;
             }
             else
@@ -993,13 +997,22 @@ namespace Tizen.NUI
         }
 
         /// <summary>
+        /// Destroy the window immediately.
+        /// </summary>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public void Destroy()
+        {
+            this.Dispose();
+        }
+
+        /// <summary>
         /// Keep rendering for at least the given amount of time.
         /// </summary>
         /// <param name="durationSeconds">Time to keep rendering, 0 means render at least one more frame.</param>
         /// <since_tizen> 3 </since_tizen>
         public void KeepRendering(float durationSeconds)
         {
-            NDalicPINVOKE.Stage_KeepRendering(stageCPtr, durationSeconds);
+            Interop.Stage.Stage_KeepRendering(stageCPtr, durationSeconds);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -1013,7 +1026,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool GrabKeyTopmost(int DaliKey)
         {
-            bool ret = NDalicManualPINVOKE.GrabKeyTopmost(HandleRef.ToIntPtr(this.swigCPtr), DaliKey);
+            bool ret = Interop.Window.GrabKeyTopmost(HandleRef.ToIntPtr(this.swigCPtr), DaliKey);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1027,7 +1040,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool UngrabKeyTopmost(int DaliKey)
         {
-            bool ret = NDalicManualPINVOKE.UngrabKeyTopmost(HandleRef.ToIntPtr(this.swigCPtr), DaliKey);
+            bool ret = Interop.Window.UngrabKeyTopmost(HandleRef.ToIntPtr(this.swigCPtr), DaliKey);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1045,7 +1058,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool GrabKey(int DaliKey, KeyGrabMode GrabMode)
         {
-            bool ret = NDalicManualPINVOKE.GrabKey(HandleRef.ToIntPtr(this.swigCPtr), DaliKey, (int)GrabMode);
+            bool ret = Interop.Window.GrabKey(HandleRef.ToIntPtr(this.swigCPtr), DaliKey, (int)GrabMode);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1059,7 +1072,7 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public bool UngrabKey(int DaliKey)
         {
-            bool ret = NDalicManualPINVOKE.UngrabKey(HandleRef.ToIntPtr(this.swigCPtr), DaliKey);
+            bool ret = Interop.Window.UngrabKey(HandleRef.ToIntPtr(this.swigCPtr), DaliKey);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1073,7 +1086,7 @@ namespace Tizen.NUI
         /// <since_tizen> 5 </since_tizen>
         public bool SetKeyboardRepeatInfo(float rate, float delay)
         {
-            bool ret = NDalicManualPINVOKE.SetKeyboardRepeatInfo(rate, delay);
+            bool ret = Interop.Window.SetKeyboardRepeatInfo(rate, delay);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1087,7 +1100,7 @@ namespace Tizen.NUI
         /// <since_tizen> 5 </since_tizen>
         public bool GetKeyboardRepeatInfo(out float rate, out float delay)
         {
-            bool ret = NDalicManualPINVOKE.GetKeyboardRepeatInfo(out rate, out delay);
+            bool ret = Interop.Window.GetKeyboardRepeatInfo(out rate, out delay);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1099,10 +1112,11 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void AddLayer(Layer layer)
         {
-            NDalicPINVOKE.Stage_Add(stageCPtr, Layer.getCPtr(layer));
+            Interop.Window.Add(swigCPtr, Layer.getCPtr(layer));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
             LayersChildren?.Add(layer);
+            layer.SetWindow(this);
         }
 
         /// <summary>
@@ -1112,10 +1126,11 @@ namespace Tizen.NUI
         /// <since_tizen> 3 </since_tizen>
         public void RemoveLayer(Layer layer)
         {
-            NDalicPINVOKE.Stage_Remove(stageCPtr, Layer.getCPtr(layer));
+            Interop.Window.Remove(swigCPtr, Layer.getCPtr(layer));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
             LayersChildren?.Remove(layer);
+            layer.SetWindow(null);
         }
 
         /// <summary>
@@ -1125,7 +1140,7 @@ namespace Tizen.NUI
         /// <since_tizen> 5 </since_tizen>
         public void FeedKey(Key keyEvent)
         {
-            NDalicManualPINVOKE.Window_FeedKeyEvent(Key.getCPtr(keyEvent));
+            Interop.Window.Window_FeedKeyEvent(Key.getCPtr(keyEvent));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -1136,7 +1151,7 @@ namespace Tizen.NUI
         /// <since_tizen> 4 </since_tizen>
         public void RenderOnce()
         {
-            NDalicManualPINVOKE.Window_RenderOnce(swigCPtr);
+            Interop.Window.Window_RenderOnce(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
@@ -1147,115 +1162,111 @@ namespace Tizen.NUI
 
         internal static Window GetCurrent()
         {
-            Window ret = new Window(NDalicPINVOKE.Stage_GetCurrent(), true);
+            Window ret = new Window(Interop.Stage.Stage_GetCurrent(), true);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal static bool IsInstalled()
         {
-            bool ret = NDalicPINVOKE.Stage_IsInstalled();
+            bool ret = Interop.Stage.Stage_IsInstalled();
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal WindowFocusSignalType WindowFocusChangedSignal()
         {
-            WindowFocusSignalType ret = new WindowFocusSignalType(NDalicPINVOKE.FocusChangedSignal(swigCPtr), false);
+            WindowFocusSignalType ret = new WindowFocusSignalType(Interop.Window.FocusChangedSignal(swigCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal void ShowIndicator(Window.IndicatorVisibleMode visibleMode)
         {
-            NDalicPINVOKE.Window_ShowIndicator(swigCPtr, (int)visibleMode);
+            Interop.WindowInternal.Window_ShowIndicator(swigCPtr, (int)visibleMode);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal void SetIndicatorBackgroundOpacity(Window.IndicatorBackgroundOpacity opacity)
         {
-            NDalicPINVOKE.Window_SetIndicatorBgOpacity(swigCPtr, (int)opacity);
+            Interop.WindowInternal.Window_SetIndicatorBgOpacity(swigCPtr, (int)opacity);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal void RotateIndicator(Window.WindowOrientation orientation)
         {
-            NDalicPINVOKE.Window_RotateIndicator(swigCPtr, (int)orientation);
+            Interop.WindowInternal.Window_RotateIndicator(swigCPtr, (int)orientation);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal void AddAvailableOrientation(Window.WindowOrientation orientation)
         {
-            NDalicPINVOKE.Window_AddAvailableOrientation(swigCPtr, (int)orientation);
+            Interop.WindowInternal.Window_AddAvailableOrientation(swigCPtr, (int)orientation);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal void RemoveAvailableOrientation(Window.WindowOrientation orientation)
         {
-            NDalicPINVOKE.Window_RemoveAvailableOrientation(swigCPtr, (int)orientation);
+            Interop.WindowInternal.Window_RemoveAvailableOrientation(swigCPtr, (int)orientation);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal void SetPreferredOrientation(Window.WindowOrientation orientation)
         {
-            NDalicPINVOKE.Window_SetPreferredOrientation(swigCPtr, (int)orientation);
+            Interop.WindowInternal.Window_SetPreferredOrientation(swigCPtr, (int)orientation);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal Window.WindowOrientation GetPreferredOrientation()
         {
-            Window.WindowOrientation ret = (Window.WindowOrientation)NDalicPINVOKE.Window_GetPreferredOrientation(swigCPtr);
-            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
-            return ret;
-        }
-
-        internal DragAndDropDetector GetDragAndDropDetector()
-        {
-            DragAndDropDetector ret = new DragAndDropDetector(NDalicPINVOKE.Window_GetDragAndDropDetector(swigCPtr), true);
+            Window.WindowOrientation ret = (Window.WindowOrientation)Interop.WindowInternal.Window_GetPreferredOrientation(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal Any GetNativeHandle()
         {
-            Any ret = new Any(NDalicPINVOKE.Window_GetNativeHandle(swigCPtr), true);
+            Any ret = new Any(Interop.WindowInternal.Window_GetNativeHandle(swigCPtr), true);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal WindowFocusSignalType FocusChangedSignal()
         {
-            WindowFocusSignalType ret = new WindowFocusSignalType(NDalicPINVOKE.FocusChangedSignal(swigCPtr), false);
+            WindowFocusSignalType ret = new WindowFocusSignalType(Interop.Window.FocusChangedSignal(swigCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal void Add(Layer layer)
         {
-            NDalicPINVOKE.Stage_Add(stageCPtr, Layer.getCPtr(layer));
+            Interop.Window.Add(swigCPtr, Layer.getCPtr(layer));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
             LayersChildren?.Add(layer);
+            layer.SetWindow(this);
         }
 
         internal void Remove(Layer layer)
         {
-            NDalicPINVOKE.Stage_Remove(stageCPtr, Layer.getCPtr(layer));
+            Interop.Window.Remove(swigCPtr, Layer.getCPtr(layer));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
             LayersChildren?.Remove(layer);
+            layer.SetWindow(null);
         }
 
         internal Vector2 GetSize()
         {
-            Vector2 ret = new Vector2(NDalicPINVOKE.Stage_GetSize(stageCPtr), true);
+            var val = new Uint16Pair(Interop.Window.GetSize(swigCPtr), false);
+            Vector2 ret = new Vector2(val.GetWidth(), val.GetHeight());
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal RenderTaskList GetRenderTaskList()
         {
-            RenderTaskList ret = new RenderTaskList(NDalicPINVOKE.Stage_GetRenderTaskList(stageCPtr), true);
+            RenderTaskList ret = new RenderTaskList(Interop.Stage.Stage_GetRenderTaskList(stageCPtr), true);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1279,49 +1290,50 @@ namespace Tizen.NUI
             // Core has been initialized, not when Stage is ready.
             if (_rootLayer == null && Window.IsInstalled())
             {
-                _rootLayer = new Layer(NDalicPINVOKE.Stage_GetRootLayer(stageCPtr), true);
+                _rootLayer = new Layer(Interop.Window.GetRootLayer(swigCPtr), true);
                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
                 LayersChildren?.Add(_rootLayer);
+                _rootLayer.SetWindow(this);
             }
             return _rootLayer;
         }
 
         internal void SetBackgroundColor(Vector4 color)
         {
-            NDalicPINVOKE.Stage_SetBackgroundColor(stageCPtr, Vector4.getCPtr(color));
+            Interop.Window.SetBackgroundColor(swigCPtr, Vector4.getCPtr(color));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal Vector4 GetBackgroundColor()
         {
-            Vector4 ret = new Vector4(NDalicPINVOKE.Stage_GetBackgroundColor(stageCPtr), true);
+            Vector4 ret = new Vector4(Interop.Window.GetBackgroundColor(swigCPtr), true);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal Vector2 GetDpi()
         {
-            Vector2 ret = new Vector2(NDalicPINVOKE.Stage_GetDpi(stageCPtr), true);
+            Vector2 ret = new Vector2(Interop.Stage.Stage_GetDpi(stageCPtr), true);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal ObjectRegistry GetObjectRegistry()
         {
-            ObjectRegistry ret = new ObjectRegistry(NDalicPINVOKE.Stage_GetObjectRegistry(stageCPtr), true);
+            ObjectRegistry ret = new ObjectRegistry(Interop.Stage.Stage_GetObjectRegistry(stageCPtr), true);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal void SetRenderingBehavior(RenderingBehaviorType renderingBehavior)
         {
-            NDalicPINVOKE.Stage_SetRenderingBehavior(stageCPtr, (int)renderingBehavior);
+            Interop.Stage.Stage_SetRenderingBehavior(stageCPtr, (int)renderingBehavior);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 
         internal RenderingBehaviorType GetRenderingBehavior()
         {
-            RenderingBehaviorType ret = (RenderingBehaviorType)NDalicPINVOKE.Stage_GetRenderingBehavior(stageCPtr);
+            RenderingBehaviorType ret = (RenderingBehaviorType)Interop.Stage.Stage_GetRenderingBehavior(stageCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending)
                 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -1329,28 +1341,28 @@ namespace Tizen.NUI
 
         internal KeyEventSignal KeyEventSignal()
         {
-            KeyEventSignal ret = new KeyEventSignal(NDalicPINVOKE.Stage_KeyEventSignal(stageCPtr), false);
+            KeyEventSignal ret = new KeyEventSignal(Interop.Window.KeyEventSignal(swigCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal VoidSignal EventProcessingFinishedSignal()
         {
-            VoidSignal ret = new VoidSignal(NDalicPINVOKE.Stage_EventProcessingFinishedSignal(stageCPtr), false);
+            VoidSignal ret = new VoidSignal(Interop.StageSignal.Stage_EventProcessingFinishedSignal(stageCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal TouchSignal TouchSignal()
         {
-            TouchSignal ret = new TouchSignal(NDalicPINVOKE.Stage_TouchSignal(stageCPtr), false);
+            TouchSignal ret = new TouchSignal(Interop.Window.TouchSignal(swigCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal TouchDataSignal TouchDataSignal()
         {
-            TouchDataSignal ret = new TouchDataSignal(NDalicPINVOKE.Actor_TouchSignal(Layer.getCPtr(GetRootLayer())), false);
+            TouchDataSignal ret = new TouchDataSignal(Interop.ActorSignal.Actor_TouchSignal(Layer.getCPtr(GetRootLayer())), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending)
                 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -1358,28 +1370,28 @@ namespace Tizen.NUI
 
         internal VoidSignal ContextLostSignal()
         {
-            VoidSignal ret = new VoidSignal(NDalicPINVOKE.Stage_ContextLostSignal(stageCPtr), false);
+            VoidSignal ret = new VoidSignal(Interop.StageSignal.Stage_ContextLostSignal(stageCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal VoidSignal ContextRegainedSignal()
         {
-            VoidSignal ret = new VoidSignal(NDalicPINVOKE.Stage_ContextRegainedSignal(stageCPtr), false);
+            VoidSignal ret = new VoidSignal(Interop.StageSignal.Stage_ContextRegainedSignal(stageCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal VoidSignal SceneCreatedSignal()
         {
-            VoidSignal ret = new VoidSignal(NDalicPINVOKE.Stage_SceneCreatedSignal(stageCPtr), false);
+            VoidSignal ret = new VoidSignal(Interop.StageSignal.Stage_SceneCreatedSignal(stageCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         internal ResizedSignal ResizedSignal()
         {
-            ResizedSignal ret = new ResizedSignal(NDalicManualPINVOKE.Window_ResizedSignal(swigCPtr), false);
+            ResizedSignal ret = new ResizedSignal(Interop.Window.Window_ResizedSignal(swigCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1387,19 +1399,16 @@ namespace Tizen.NUI
         internal void SetWindowSize(Size2D size)
         {
             var val = new Uint16Pair((uint)size.Width, (uint)size.Height);
-            NDalicManualPINVOKE.SetSize(swigCPtr, Uint16Pair.getCPtr(val));
+            Interop.Window.SetSize(swigCPtr, Uint16Pair.getCPtr(val));
 
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
-            if(rootLayoutItem != null)
-            {
-                rootLayoutItem.RequestLayout();
-            }
+            // Resetting Window size should request a relayout of the tree.
         }
 
         internal Size2D GetWindowSize()
         {
-            var val = new Uint16Pair(NDalicManualPINVOKE.GetSize(swigCPtr), false);
+            var val = new Uint16Pair(Interop.Window.GetSize(swigCPtr), false);
             Size2D ret = new Size2D(val.GetWidth(), val.GetHeight());
 
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
@@ -1409,19 +1418,17 @@ namespace Tizen.NUI
         internal void SetPosition(Position2D position)
         {
             var val = new Uint16Pair((uint)position.X, (uint)position.Y);
-            NDalicManualPINVOKE.SetPosition(swigCPtr, Uint16Pair.getCPtr(val));
+            Interop.Window.SetPosition(swigCPtr, Uint16Pair.getCPtr(val));
 
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
-            if(rootLayoutItem != null)
-            {
-                rootLayoutItem.RequestLayout();
-            }
+            // Setting Position of the window should request a relayout of the tree.
+
         }
 
         internal Position2D GetPosition()
         {
-            var val = new Uint16Pair(NDalicManualPINVOKE.GetPosition(swigCPtr), true);
+            var val = new Uint16Pair(Interop.Window.GetPosition(swigCPtr), true);
             Position2D ret = new Position2D(val.GetX(), val.GetY());
 
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
@@ -1430,14 +1437,12 @@ namespace Tizen.NUI
 
         internal void SetPositionSize(Rectangle positionSize)
         {
-            NDalicPINVOKE.Window_SetPositionSize(swigCPtr, Rectangle.getCPtr(positionSize));
+            Interop.Window.Window_SetPositionSize(swigCPtr, Rectangle.getCPtr(positionSize));
 
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
-            if(rootLayoutItem != null)
-            {
-                rootLayoutItem.RequestLayout();
-            }
+            // Setting Position of the window should request a relayout of the tree.
+
         }
 
         /// <summary>
@@ -1446,18 +1451,102 @@ namespace Tizen.NUI
         /// <param name="transparent">Whether the window is transparent or not.</param>
         /// <since_tizen> 5 </since_tizen>
         public void SetTransparency(bool transparent) {
-            NDalicManualPINVOKE.SetTransparency(swigCPtr, transparent);
+            Interop.Window.SetTransparency(swigCPtr, transparent);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 
-            if(rootLayoutItem != null)
+            // Setting transparency of the window should request a relayout of the tree in the case the window changes from fully transparent.
+
+        }
+
+        /// <summary>
+        /// Sets parent window of the window.
+        /// After setting that, these windows do together when raise-up, lower and iconified/deiconified.
+        /// Initially, the window is located on top of the parent. The window can go below parent by calling Lower().
+        /// If parent's window stack is changed by calling Raise() or Lower(), child windows are located on top of the parent again.
+        /// </summary>
+        /// <param name="parent">The parent window.</param>
+        /// <since_tizen> 6 </since_tizen>
+        /// This will be public opened in tizen_5.5 after ACR done. Before ACR, need to be hidden as inhouse API.
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public void SetParent(Window parent) {
+            Interop.Window.SetParent(swigCPtr, Window.getCPtr(parent));
+            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
+        }
+
+        /// <summary>
+        /// Unsets parent window of the window.
+        /// After unsetting, the window is disconnected his parent window.
+        /// </summary>
+        /// <since_tizen> 6 </since_tizen>
+        /// This will be public opened in tizen_5.5 after ACR done. Before ACR, need to be hidden as inhouse API.
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public void Unparent() {
+            Interop.Window.Unparent(swigCPtr);
+            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
+        }
+
+        /// <summary>
+        /// Gets parent window of the window.
+        /// </summary>
+        /// <returns>The parent window of the window.</returns>
+        /// <since_tizen> 6 </since_tizen>
+        /// This will be public opened in tizen_5.5 after ACR done. Before ACR, need to be hidden as inhouse API.
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public Window GetParent() {
+            Window ret = new Window(Interop.Window.GetParent(swigCPtr), true);
+            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
+            return ret;
+        }
+
+        /// <summary>
+        /// Dispose for Window
+        /// </summary>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        protected override void Dispose(DisposeTypes type)
+        {
+            if (disposed)
+            {
+                return;
+            }
+
+            if (type == DisposeTypes.Explicit)
+            {
+                //Called by User
+                //Release your own managed resources here.
+                //You should release all of your own disposable objects here.
+
+                _rootLayer.Dispose();
+                localController.Dispose();
+
+                foreach(var layer in _childLayers)
+                {
+                    layer.Dispose();
+                }
+                _childLayers.Clear();
+            }
+
+            this.DisconnectNativeSignals();
+
+            //Release your own unmanaged resources here.
+            //You should not access any managed member here except static instance.
+            //because the execution order of Finalizes is non-deterministic.
+
+            if (swigCPtr.Handle != global::System.IntPtr.Zero)
             {
-                rootLayoutItem.RequestLayout();
+                if (swigCMemOwn)
+                {
+                    swigCMemOwn = false;
+                    Interop.Window.delete_Window(swigCPtr);
+                }
+                swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
             }
+
+            base.Dispose(type);
         }
 
         internal System.IntPtr GetNativeWindowHandler()
         {
-            System.IntPtr ret = NDalicManualPINVOKE.GetNativeWindowHandler(HandleRef.ToIntPtr(this.swigCPtr));
+            System.IntPtr ret = Interop.Window.GetNativeWindowHandler(HandleRef.ToIntPtr(this.swigCPtr));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
@@ -1476,14 +1565,14 @@ namespace Tizen.NUI
 
         private StageWheelSignal WheelEventSignal()
         {
-            StageWheelSignal ret = new StageWheelSignal(NDalicPINVOKE.Stage_WheelEventSignal(stageCPtr), false);
+            StageWheelSignal ret = new StageWheelSignal(Interop.StageSignal.Stage_WheelEventSignal(stageCPtr), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
 
         private WheelSignal StageWheelEventSignal()
         {
-            WheelSignal ret = new WheelSignal(NDalicPINVOKE.Actor_WheelEventSignal(Layer.getCPtr(this.GetRootLayer())), false);
+            WheelSignal ret = new WheelSignal(Interop.ActorSignal.Actor_WheelEventSignal(Layer.getCPtr(this.GetRootLayer())), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending)
                 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -1511,7 +1600,7 @@ namespace Tizen.NUI
         private bool OnStageWheel(IntPtr rootLayer, IntPtr wheelEvent)
         {
             if (wheelEvent == global::System.IntPtr.Zero)
-        {
+            {
                 NUILog.Error("wheelEvent should not be null!");
                 return true;
             }
@@ -1802,7 +1891,7 @@ namespace Tizen.NUI
         /// Disconnect all native signals
         /// </summary>
         /// <since_tizen> 5 </since_tizen>
-        internal void DisconnectNativeSignals() 
+        internal void DisconnectNativeSignals()
         {
             if( _windowFocusChangedEventCallback != null )
             {