diff --git a/src/Core_30/HandyControl_Core_30/Themes/Styles/Window.xaml b/src/Core_30/HandyControl_Core_30/Themes/Styles/Window.xaml
index f0c9acdb..823319e4 100644
--- a/src/Core_30/HandyControl_Core_30/Themes/Styles/Window.xaml
+++ b/src/Core_30/HandyControl_Core_30/Themes/Styles/Window.xaml
@@ -48,12 +48,9 @@
     </Style>
 
     <Style TargetType="Window">
-        <Setter Property="UseLayoutRounding" Value="True"/>
-    </Style>
-
-    <Style x:Key="WindowDefault" TargetType="Window">
-        <Setter Property="Background" Value="{DynamicResource BackgroundBrush}"/>
+        <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
         <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="UseLayoutRounding" Value="True"/>
     </Style>
 
     <Style x:Key="WindowWin10" TargetType="controls:Window">
diff --git a/src/Net_40/HandyControl_Net_40/Themes/Styles/Window.xaml b/src/Net_40/HandyControl_Net_40/Themes/Styles/Window.xaml
index b1a550d2..e4a662a5 100644
--- a/src/Net_40/HandyControl_Net_40/Themes/Styles/Window.xaml
+++ b/src/Net_40/HandyControl_Net_40/Themes/Styles/Window.xaml
@@ -49,12 +49,9 @@
     </Style>
 
     <Style TargetType="Window">
-        <Setter Property="UseLayoutRounding" Value="True"/>
-    </Style>
-
-    <Style x:Key="WindowDefault" BasedOn="{x:Null}" TargetType="Window">
-        <Setter Property="Background" Value="{DynamicResource BackgroundBrush}"/>
+        <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
         <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="UseLayoutRounding" Value="True"/>
     </Style>
 
     <Style x:Key="WindowWin10" BasedOn="{x:Null}" TargetType="controls:Window">
@@ -182,6 +179,10 @@
         <Setter Property="Background" Value="Transparent"/>
     </Style>
 
+    <Style x:Key="WindowGlow">
+
+    </Style>
+
     <Style TargetType="controls:ImageBrowser">
         <Setter Property="Background" Value="Transparent"/>
         <Setter Property="MinWidth" Value="400"/>
diff --git a/src/Net_GE45/HandyControl_Net_GE45/Themes/Styles/Window.xaml b/src/Net_GE45/HandyControl_Net_GE45/Themes/Styles/Window.xaml
index 35b4e35b..0d7b070b 100644
--- a/src/Net_GE45/HandyControl_Net_GE45/Themes/Styles/Window.xaml
+++ b/src/Net_GE45/HandyControl_Net_GE45/Themes/Styles/Window.xaml
@@ -48,12 +48,9 @@
     </Style>
 
     <Style TargetType="Window">
-        <Setter Property="UseLayoutRounding" Value="True"/>
-    </Style>
-
-    <Style x:Key="WindowDefault" TargetType="Window">
-        <Setter Property="Background" Value="{DynamicResource BackgroundBrush}"/>
+        <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
         <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="UseLayoutRounding" Value="True"/>
     </Style>
 
     <Style x:Key="WindowWin10" TargetType="controls:Window">
diff --git a/src/Shared/HandyControlDemo_Shared/App.xaml.cs b/src/Shared/HandyControlDemo_Shared/App.xaml.cs
index b6205ec7..5bdcc810 100644
--- a/src/Shared/HandyControlDemo_Shared/App.xaml.cs
+++ b/src/Shared/HandyControlDemo_Shared/App.xaml.cs
@@ -56,6 +56,7 @@ namespace HandyControlDemo
                     UpdateSkin(GlobalData.Config.Skin);
                 }
 
+                ConfigHelper.Instance.SetWindowDefaultStyle();
                 ConfigHelper.Instance.SetSystemVersionInfo(CommonHelper.GetSystemVersionInfo());
 
                 ServicePointManager.SecurityProtocol = (SecurityProtocolType)(SslProtocols)0x00000C00;
diff --git a/src/Shared/HandyControlDemo_Shared/MainWindow.xaml b/src/Shared/HandyControlDemo_Shared/MainWindow.xaml
index 36c4906d..cf373d52 100644
--- a/src/Shared/HandyControlDemo_Shared/MainWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/MainWindow.xaml
@@ -7,7 +7,6 @@
                xmlns:userControl="clr-namespace:HandyControlDemo.UserControl"
                xmlns:data="clr-namespace:HandyControlDemo.Data"
                mc:Ignorable="d"
-               Style="{StaticResource WindowBlur}"
                Title="HandyControlDemo"
                ShowTitle="False"
                ResizeMode="CanResizeWithGrip"
diff --git a/src/Shared/HandyControlDemo_Shared/Window/AboutWindow.xaml b/src/Shared/HandyControlDemo_Shared/Window/AboutWindow.xaml
index cc46e5a7..b553870f 100644
--- a/src/Shared/HandyControlDemo_Shared/Window/AboutWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/Window/AboutWindow.xaml
@@ -10,7 +10,6 @@
            ShowTitle="True"
            BorderThickness="1"
            BorderBrush="#262e2f"
-           Style="{StaticResource WindowWin10}"
            ResizeMode="NoResize"
            ShowInTaskbar="False"
            WindowStartupLocation="CenterOwner"
diff --git a/src/Shared/HandyControlDemo_Shared/Window/BlurWindow.xaml b/src/Shared/HandyControlDemo_Shared/Window/BlurWindow.xaml
index 3bcb277a..573688c2 100644
--- a/src/Shared/HandyControlDemo_Shared/Window/BlurWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/Window/BlurWindow.xaml
@@ -8,7 +8,6 @@
                mc:Ignorable="d"
                WindowStartupLocation="CenterScreen"
                Title="{x:Static langs:Lang.Title}"
-               Style="{StaticResource WindowBlur}"
                Height="450" 
                Width="800" 
                Icon="/HandyControlDemo;component/Resources/Img/icon.ico">
diff --git a/src/Shared/HandyControlDemo_Shared/Window/CommonWindow.xaml b/src/Shared/HandyControlDemo_Shared/Window/CommonWindow.xaml
index a44dd0f1..57f506a2 100644
--- a/src/Shared/HandyControlDemo_Shared/Window/CommonWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/Window/CommonWindow.xaml
@@ -8,7 +8,6 @@
            mc:Ignorable="d"
            Background="{DynamicResource MainContentBackgroundBrush}"
            WindowStartupLocation="CenterScreen"
-           Style="{StaticResource WindowWin10}"
            Title="{x:Static langs:Lang.Title}" 
            Height="450" 
            Width="800" 
diff --git a/src/Shared/HandyControlDemo_Shared/Window/CustomNonClientAreaWindow.xaml b/src/Shared/HandyControlDemo_Shared/Window/CustomNonClientAreaWindow.xaml
index a39bbba1..8cfc0d4c 100644
--- a/src/Shared/HandyControlDemo_Shared/Window/CustomNonClientAreaWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/Window/CustomNonClientAreaWindow.xaml
@@ -12,7 +12,6 @@
            NonClientAreaHeight="69"
            Background="{DynamicResource MainContentBackgroundBrush}"
            WindowStartupLocation="CenterScreen"
-           Style="{StaticResource WindowWin10}"
            ShowTitle="False"
            Title="{x:Static langs:Lang.Title}" 
            Height="450" 
diff --git a/src/Shared/HandyControlDemo_Shared/Window/GlowWindow.xaml b/src/Shared/HandyControlDemo_Shared/Window/GlowWindow.xaml
index d24c5ea6..34a7945a 100644
--- a/src/Shared/HandyControlDemo_Shared/Window/GlowWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/Window/GlowWindow.xaml
@@ -1,4 +1,4 @@
-<hc:GlowWindow x:Class="HandyControlDemo.Window.GlowWindow"
+<Window x:Class="HandyControlDemo.Window.GlowWindow"
                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -14,4 +14,4 @@
     <Grid>
         
     </Grid>
-</hc:GlowWindow>
+</Window>
diff --git a/src/Shared/HandyControlDemo_Shared/Window/NoNonClientAreaDragableWindow.xaml b/src/Shared/HandyControlDemo_Shared/Window/NoNonClientAreaDragableWindow.xaml
index 7a9199fe..39d0715f 100644
--- a/src/Shared/HandyControlDemo_Shared/Window/NoNonClientAreaDragableWindow.xaml
+++ b/src/Shared/HandyControlDemo_Shared/Window/NoNonClientAreaDragableWindow.xaml
@@ -8,7 +8,6 @@
                mc:Ignorable="d"
                WindowStartupLocation="CenterScreen"
                ShowTitle="True"
-               Style="{StaticResource WindowBlur}"
                Icon="/HandyControlDemo;component/Resources/Img/icon.ico"
                ShowNonClientArea="False"
                Title="NoClientDragableWindow" 
diff --git a/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs b/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs
index 8e461830..9defae36 100644
--- a/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs
@@ -1,4 +1,5 @@
 using System.Runtime.InteropServices;
+using System.Windows;
 using System.Windows.Media;
 using HandyControl.Data;
 using HandyControl.Tools;
@@ -7,6 +8,11 @@ namespace HandyControl.Controls
 {
     public class BlurWindow : Window
     {
+        static BlurWindow()
+        {
+            StyleProperty.OverrideMetadata(typeof(BlurWindow), new FrameworkPropertyMetadata(Application.Current.FindResource(ResourceToken.WindowBlur)));
+        }
+
         public override void OnApplyTemplate()
         {
             base.OnApplyTemplate();
diff --git a/src/Shared/HandyControl_Shared/Controls/Window/GlowWindow.cs b/src/Shared/HandyControl_Shared/Controls/Window/GlowWindow.cs
index eba66263..eda2faef 100644
--- a/src/Shared/HandyControl_Shared/Controls/Window/GlowWindow.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Window/GlowWindow.cs
@@ -1,7 +1,666 @@
-namespace HandyControl.Controls
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Interop;
+using System.Windows.Media;
+using System.Windows.Threading;
+using HandyControl.Data;
+using HandyControl.Expression.Drawing;
+using HandyControl.Tools;
+using HandyControl.Tools.Extension;
+using HandyControl.Tools.Interop;
+
+namespace HandyControl.Controls
 {
     public class GlowWindow : System.Windows.Window
     {
-        
+        internal int DeferGlowChangesCount;
+
+        private IntPtr _ownerForActivate;
+
+        private readonly GlowEdge[] _glowEdges = new GlowEdge[4];
+
+        private DispatcherTimer _makeGlowVisibleTimer;
+
+        private bool _isGlowVisible;
+
+        private bool _useLogicalSizeForRestore;
+
+        private bool _isNonClientStripVisible;
+
+        private bool _updatingZOrder;
+
+        private int _lastWindowPlacement;
+
+        private Rect _logicalSizeForRestore = Rect.Empty;
+
+        public static readonly DependencyProperty ActiveGlowColorProperty = DependencyProperty.Register(
+            "ActiveGlowColor", typeof(Color), typeof(GlowWindow), new PropertyMetadata(default(Color), OnGlowColorChanged));
+
+        public Color ActiveGlowColor
+        {
+            get => (Color)GetValue(ActiveGlowColorProperty);
+            set => SetValue(ActiveGlowColorProperty, value);
+        }
+
+        public static readonly DependencyProperty InactiveGlowColorProperty = DependencyProperty.Register(
+            "InactiveGlowColor", typeof(Color), typeof(GlowWindow), new PropertyMetadata(default(Color), OnGlowColorChanged));
+
+        public Color InactiveGlowColor
+        {
+            get => (Color)GetValue(InactiveGlowColorProperty);
+            set => SetValue(InactiveGlowColorProperty, value);
+        }
+
+        static GlowWindow()
+        {
+            StyleProperty.OverrideMetadata(typeof(GlowWindow), new FrameworkPropertyMetadata(Application.Current.FindResource(ResourceToken.WindowGlow)));
+            ResizeModeProperty.OverrideMetadata(typeof(GlowWindow), new FrameworkPropertyMetadata(OnResizeModeChanged));
+        }
+
+        public void ChangeOwnerForActivate(IntPtr newOwner)
+        {
+            _ownerForActivate = newOwner;
+        }
+
+        public void ChangeOwner(IntPtr newOwner)
+        {
+            var _ = new WindowInteropHelper(this)
+            {
+                Owner = newOwner
+            };
+            foreach (var current in LoadedGlowWindows) current.ChangeOwner(newOwner);
+            UpdateZOrderOfThisAndOwner();
+        }
+
+        private static int PressedMouseButtons
+        {
+            get
+            {
+                var num = 0;
+                if (InteropMethods.IsKeyPressed(1)) num |= 1;
+                if (InteropMethods.IsKeyPressed(2)) num |= 2;
+                if (InteropMethods.IsKeyPressed(4)) num |= 16;
+                if (InteropMethods.IsKeyPressed(5)) num |= 32;
+                if (InteropMethods.IsKeyPressed(6)) num |= 64;
+                return num;
+            }
+        }
+
+        private IEnumerable<GlowEdge> LoadedGlowWindows => from w in _glowEdges where w != null select w;
+
+        protected virtual bool ShouldShowGlow
+        {
+            get
+            {
+                var handle = this.GetHandle();
+                return InteropMethods.IsWindowVisible(handle) && !InteropMethods.IsIconic(handle) &&
+                       !InteropMethods.IsZoomed(handle) && ResizeMode != ResizeMode.NoResize;
+            }
+        }
+
+        private bool IsGlowVisible
+        {
+            get => _isGlowVisible;
+            set
+            {
+                if (_isGlowVisible != value)
+                {
+                    _isGlowVisible = value;
+                    for (var i = 0; i < _glowEdges.Length; i++)
+                    {
+                        GetOrCreateGlowWindow(i).IsVisible = value;
+                    }
+                }
+            }
+        }
+
+        private GlowEdge GetOrCreateGlowWindow(int direction)
+        {
+            return _glowEdges[direction] ?? (_glowEdges[direction] = new GlowEdge(this, (Dock)direction)
+            {
+                ActiveGlowColor = ActiveGlowColor,
+                InactiveGlowColor = InactiveGlowColor,
+                IsActive = IsActive
+            });
+        }
+
+        private static void OnResizeModeChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
+        {
+            var customChromeWindow = (GlowWindow)obj;
+            customChromeWindow.UpdateGlowVisibility(false);
+        }
+
+        private static void OnGlowColorChanged(DependencyObject obj, DependencyPropertyChangedEventArgs args)
+        {
+            ((GlowWindow)obj).UpdateGlowColors();
+        }
+
+        private void UpdateGlowColors()
+        {
+            using (DeferGlowChanges())
+            {
+                foreach (var current in LoadedGlowWindows)
+                {
+                    current.ActiveGlowColor = ActiveGlowColor;
+                    current.InactiveGlowColor = InactiveGlowColor;
+                }
+            }
+        }
+
+        private void UpdateGlowVisibility(bool delayIfNecessary)
+        {
+            var shouldShowGlow = ShouldShowGlow;
+            if (shouldShowGlow != IsGlowVisible)
+            {
+                if (SystemParameters.MinimizeAnimation && shouldShowGlow && delayIfNecessary)
+                {
+                    if (_makeGlowVisibleTimer != null)
+                    {
+                        _makeGlowVisibleTimer.Stop();
+                    }
+                    else
+                    {
+                        _makeGlowVisibleTimer = new DispatcherTimer
+                        {
+                            Interval = TimeSpan.FromMilliseconds(200.0)
+                        };
+                        _makeGlowVisibleTimer.Tick += OnDelayedVisibilityTimerTick;
+                    }
+
+                    _makeGlowVisibleTimer.Start();
+                    return;
+                }
+
+                StopTimer();
+                IsGlowVisible = shouldShowGlow;
+            }
+        }
+
+        private void StopTimer()
+        {
+            if (_makeGlowVisibleTimer != null)
+            {
+                _makeGlowVisibleTimer.Stop();
+                _makeGlowVisibleTimer.Tick -= OnDelayedVisibilityTimerTick;
+                _makeGlowVisibleTimer = null;
+            }
+        }
+
+        private void OnDelayedVisibilityTimerTick(object sender, EventArgs e)
+        {
+            StopTimer();
+            UpdateGlowWindowPositions(false);
+        }
+
+        private void UpdateGlowWindowPositions(bool delayIfNecessary)
+        {
+            using (DeferGlowChanges())
+            {
+                UpdateGlowVisibility(delayIfNecessary);
+                foreach (var current in LoadedGlowWindows) current.UpdateWindowPos();
+            }
+        }
+
+        private IDisposable DeferGlowChanges() => new ChangeScope(this);
+
+        internal void EndDeferGlowChanges()
+        {
+            foreach (var current in LoadedGlowWindows) current.CommitChanges();
+        }
+
+        private void UpdateGlowActiveState()
+        {
+            using (DeferGlowChanges())
+            {
+                foreach (var current in LoadedGlowWindows)
+                {
+                    current.IsActive = IsActive;
+                }
+            }
+        }
+
+        private void DestroyGlowWindows()
+        {
+            for (var i = 0; i < _glowEdges.Length; i++)
+            {
+                using (_glowEdges[i])
+                {
+                    _glowEdges[i] = null;
+                }
+            }
+        }
+
+        private void WmActivate(IntPtr wParam, IntPtr lParam)
+        {
+            if (_ownerForActivate != IntPtr.Zero)
+                InteropMethods.SendMessage(_ownerForActivate, InteropMethods.NOTIFYOWNERACTIVATE, wParam, lParam);
+        }
+
+        private void WmWindowPosChanging(IntPtr hwnd, IntPtr lParam)
+        {
+            var windowpos = (InteropValues.WINDOWPOS)Marshal.PtrToStructure(lParam, typeof(InteropValues.WINDOWPOS));
+            if ((windowpos.flags & 2u) == 0u && (windowpos.flags & 1u) == 0u && windowpos.cx > 0 && windowpos.cy > 0)
+            {
+                var rect = new Rect(windowpos.x, windowpos.y, windowpos.cx, windowpos.cy);
+                rect = rect.DeviceToLogicalUnits();
+                if (_useLogicalSizeForRestore)
+                {
+                    rect = _logicalSizeForRestore;
+                    _logicalSizeForRestore = Rect.Empty;
+                    _useLogicalSizeForRestore = false;
+                }
+
+                var logicalRect = GetOnScreenPosition(rect);
+                logicalRect = logicalRect.LogicalToDeviceUnits();
+                windowpos.x = (int)logicalRect.X;
+                windowpos.y = (int)logicalRect.Y;
+                Marshal.StructureToPtr(windowpos, lParam, true);
+            }
+        }
+
+        private static InteropValues.RECT GetClientRectRelativeToWindowRect(IntPtr hWnd)
+        {
+            InteropMethods.GetWindowRect(hWnd, out var rect);
+            InteropMethods.GetClientRect(hWnd, out var result);
+            var point = new InteropValues.POINT
+            {
+                X = 0,
+                Y = 0
+            };
+            InteropMethods.ClientToScreen(hWnd, ref point);
+            result.Offset(point.X - rect.Left, point.Y - rect.Top);
+            return result;
+        }
+
+        private void UpdateMaximizedClipRegion(IntPtr hWnd)
+        {
+            var clientRectRelativeToWindowRect = GetClientRectRelativeToWindowRect(hWnd);
+            if (_isNonClientStripVisible) clientRectRelativeToWindowRect.Bottom++;
+
+            var hRgn = InteropMethods.CreateRectRgnIndirect(ref clientRectRelativeToWindowRect);
+            InteropMethods.SetWindowRgn(hWnd, hRgn, InteropMethods.IsWindowVisible(hWnd));
+        }
+
+        private IntPtr ComputeRoundRectRegion(int left, int top, int width, int height, int cornerRadius)
+        {
+            var nWidthEllipse = (int)(2 * cornerRadius * DpiHelper.LogicalToDeviceUnitsScalingFactorX);
+            var nHeightEllipse = (int)(2 * cornerRadius * DpiHelper.LogicalToDeviceUnitsScalingFactorY);
+            return InteropMethods.CreateRoundRectRgn(left, top, left + width + 1, top + height + 1, nWidthEllipse,
+                nHeightEllipse);
+        }
+
+        protected void SetRoundRect(IntPtr hWnd, int width, int height)
+        {
+            var hRgn = ComputeRoundRectRegion(0, 0, width, height, 0);
+            InteropMethods.SetWindowRgn(hWnd, hRgn, InteropMethods.IsWindowVisible(hWnd));
+        }
+
+        protected virtual bool UpdateClipRegionCore(IntPtr hWnd, int showCmd, ClipRegionChangeType changeType, Int32Rect currentBounds)
+        {
+            if (showCmd == 3)
+            {
+                UpdateMaximizedClipRegion(hWnd);
+                return true;
+            }
+
+            if (changeType == ClipRegionChangeType.FromSize || changeType == ClipRegionChangeType.FromPropertyChange ||
+                _lastWindowPlacement != showCmd)
+            {
+                SetRoundRect(hWnd, currentBounds.Width, currentBounds.Height);
+                return true;
+            }
+
+            return false;
+        }
+
+        private void UpdateClipRegion(IntPtr hWnd, InteropValues.WINDOWPLACEMENT placement, ClipRegionChangeType changeType,
+            InteropValues.RECT currentBounds)
+        {
+            UpdateClipRegionCore(hWnd, placement.showCmd, changeType, currentBounds.ToInt32Rect());
+            _lastWindowPlacement = placement.showCmd;
+        }
+
+        protected virtual void OnWindowPosChanged(IntPtr hWnd, int showCmd, Int32Rect rcNormalPosition)
+        {
+        }
+
+        private void UpdateZOrderOfOwner(IntPtr hwndOwner)
+        {
+            var lastOwnedWindow = IntPtr.Zero;
+            InteropMethods.EnumThreadWindows(InteropMethods.GetCurrentThreadId(), delegate (IntPtr hwnd, IntPtr lParam)
+            {
+                if (InteropMethods.GetWindow(hwnd, 4) == hwndOwner) lastOwnedWindow = hwnd;
+                return true;
+            }, IntPtr.Zero);
+
+            if (lastOwnedWindow != IntPtr.Zero && InteropMethods.GetWindow(hwndOwner, 3) != lastOwnedWindow)
+                InteropMethods.SetWindowPos(hwndOwner, lastOwnedWindow, 0, 0, 0, 0, 19);
+        }
+
+        private void UpdateZOrderOfThisAndOwner()
+        {
+            if (_updatingZOrder) return;
+            try
+            {
+                _updatingZOrder = true;
+                var windowInteropHelper = new WindowInteropHelper(this);
+                var handle = windowInteropHelper.Handle;
+                foreach (var current in LoadedGlowWindows)
+                {
+                    var window = InteropMethods.GetWindow(current.Handle, 3);
+                    if (window != handle) InteropMethods.SetWindowPos(current.Handle, handle, 0, 0, 0, 0, 19);
+                    handle = current.Handle;
+                }
+
+                var owner = windowInteropHelper.Owner;
+                if (owner != IntPtr.Zero) UpdateZOrderOfOwner(owner);
+            }
+            finally
+            {
+                _updatingZOrder = false;
+            }
+        }
+
+        private void WmWindowPosChanged(IntPtr hWnd, IntPtr lParam)
+        {
+            try
+            {
+                var windowpos = (InteropValues.WINDOWPOS)Marshal.PtrToStructure(lParam, typeof(InteropValues.WINDOWPOS));
+                var windowPlacement = InteropMethods.GetWindowPlacement(hWnd);
+                var currentBounds = new InteropValues.RECT(windowpos.x, windowpos.y, windowpos.x + windowpos.cx,
+                    windowpos.y + windowpos.cy);
+                if ((windowpos.flags & 1u) != 1u)
+                {
+                    UpdateClipRegion(hWnd, windowPlacement, ClipRegionChangeType.FromSize, currentBounds);
+                }
+                else
+                {
+                    if ((windowpos.flags & 2u) != 2u)
+                        UpdateClipRegion(hWnd, windowPlacement, ClipRegionChangeType.FromPosition, currentBounds);
+                }
+
+                OnWindowPosChanged(hWnd, windowPlacement.showCmd, windowPlacement.rcNormalPosition.ToInt32Rect());
+                UpdateGlowWindowPositions((windowpos.flags & 64u) == 0u);
+                UpdateZOrderOfThisAndOwner();
+            }
+            catch (Win32Exception)
+            {
+            }
+        }
+
+        internal Rect GetOnScreenPosition(Rect floatRect)
+        {
+            var result = floatRect;
+            floatRect = floatRect.LogicalToDeviceUnits();
+            ScreenHelper.FindMaximumSingleMonitorRectangle(floatRect, out _, out var rect2);
+            if (!floatRect.IntersectsWith(rect2))
+            {
+                ScreenHelper.FindMonitorRectsFromPoint(InteropMethods.GetCursorPos(), out _, out rect2);
+                rect2 = rect2.DeviceToLogicalUnits();
+                if (result.Width > rect2.Width) result.Width = rect2.Width;
+                if (result.Height > rect2.Height) result.Height = rect2.Height;
+                if (rect2.Right <= result.X) result.X = rect2.Right - result.Width;
+                if (rect2.Left > result.X + result.Width) result.X = rect2.Left;
+                if (rect2.Bottom <= result.Y) result.Y = rect2.Bottom - result.Height;
+                if (rect2.Top > result.Y + result.Height) result.Y = rect2.Top;
+            }
+
+            return result;
+        }
+
+        private static InteropValues.MONITORINFO MonitorInfoFromWindow(IntPtr hWnd)
+        {
+            var hMonitor = InteropMethods.MonitorFromWindow(hWnd, 2);
+            var result = default(InteropValues.MONITORINFO);
+            result.cbSize = (uint)Marshal.SizeOf(typeof(InteropValues.MONITORINFO));
+            InteropMethods.GetMonitorInfo(hMonitor, ref result);
+            return result;
+        }
+
+        private InteropValues.WINDOWINFO GetWindowInfo(IntPtr hWnd)
+        {
+            var windowInfo = default(InteropValues.WINDOWINFO);
+            windowInfo.cbSize = Marshal.SizeOf(windowInfo);
+            InteropMethods.GetWindowInfo(hWnd, ref windowInfo);
+            return windowInfo;
+        }
+
+        private IntPtr WmNcCalcSize(IntPtr hWnd, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            _isNonClientStripVisible = false;
+            var windowPlacement = InteropMethods.GetWindowPlacement(hWnd);
+            var flag = windowPlacement.showCmd == 3;
+            if (flag)
+            {
+                var rect = (InteropValues.RECT)Marshal.PtrToStructure(lParam, typeof(InteropValues.RECT));
+                InteropMethods.DefWindowProc(hWnd, 131, wParam, lParam);
+                var rect2 = (InteropValues.RECT)Marshal.PtrToStructure(lParam, typeof(InteropValues.RECT));
+                var monitorinfo = MonitorInfoFromWindow(hWnd);
+                if (monitorinfo.rcMonitor.Height == monitorinfo.rcWork.Height &&
+                    monitorinfo.rcMonitor.Width == monitorinfo.rcWork.Width)
+                {
+                    _isNonClientStripVisible = true;
+                    rect2.Bottom--;
+                }
+
+                rect2.Top = rect.Top + (int)GetWindowInfo(hWnd).cyWindowBorders;
+                Marshal.StructureToPtr(rect2, lParam, true);
+            }
+
+            handled = true;
+            return IntPtr.Zero;
+        }
+
+        private IntPtr WmNcHitTest(IntPtr hWnd, IntPtr lParam, ref bool handled)
+        {
+            if (PresentationSource.FromDependencyObject(this) == null) return new IntPtr(0);
+
+            var point = new Point(InteropMethods.GetXLParam(lParam.ToInt32()),
+                InteropMethods.GetYLParam(lParam.ToInt32()));
+            var point2 = PointFromScreen(point);
+            DependencyObject visualHit = null;
+            VisualHelper.HitTestVisibleElements(this, delegate (HitTestResult target)
+            {
+                visualHit = target.VisualHit;
+                return HitTestResultBehavior.Stop;
+            }, new PointHitTestParameters(point2));
+
+            var num = 0;
+            while (visualHit != null)
+            {
+                //var nonClientArea = visualHit as INonClientArea;
+                //if (nonClientArea != null)
+                //{
+                //    num = nonClientArea.HitTest(point);
+                //    if (num != 0) break;
+                //}
+
+                visualHit = visualHit.GetVisualOrLogicalParent();
+            }
+
+            if (num == 0) num = 1;
+            handled = true;
+            return new IntPtr(num);
+        }
+
+        private IntPtr WmNcActivate(IntPtr hWnd, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            handled = true;
+            return InteropMethods.DefWindowProc(hWnd, 134, wParam, InteropMethods.HRGN_NONE);
+        }
+
+        private static void RaiseNonClientMouseMessageAsClient(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam)
+        {
+            var point = new InteropValues.POINT
+            {
+                X = InteropMethods.GetXLParam(lParam.ToInt32()),
+                Y = InteropMethods.GetYLParam(lParam.ToInt32())
+            };
+
+            InteropMethods.ScreenToClient(hWnd, ref point);
+            InteropMethods.SendMessage(hWnd, msg + 513 - 161, new IntPtr(PressedMouseButtons),
+                InteropMethods.MakeParam(point.X, point.Y));
+        }
+
+        private bool IsAeroSnappedToMonitor(IntPtr hWnd)
+        {
+            var monitorinfo = MonitorInfoFromWindow(hWnd);
+            var logicalRect = new Rect(Left, Top, Width, Height);
+            logicalRect = logicalRect.LogicalToDeviceUnits();
+            return MathHelper.AreClose(monitorinfo.rcWork.Height, logicalRect.Height) && MathHelper.AreClose(monitorinfo.rcWork.Top, logicalRect.Top);
+        }
+
+        private void WmSysCommand(IntPtr hWnd, IntPtr wParam, IntPtr lParam)
+        {
+            var num = InteropMethods.GET_SC_WPARAM(wParam);
+            if (num == 61456)
+                InteropMethods.RedrawWindow(hWnd, IntPtr.Zero, IntPtr.Zero,
+                    InteropValues.RedrawWindowFlags.Invalidate | InteropValues.RedrawWindowFlags.NoChildren |
+                    InteropValues.RedrawWindowFlags.UpdateNow | InteropValues.RedrawWindowFlags.Frame);
+            if ((num == 61488 || num == 61472 || num == 61456 || num == 61440) && WindowState == WindowState.Normal &&
+                !IsAeroSnappedToMonitor(hWnd)) _logicalSizeForRestore = new Rect(Left, Top, Width, Height);
+            if (num == 61456 && WindowState == WindowState.Maximized && _logicalSizeForRestore == Rect.Empty)
+                _logicalSizeForRestore = new Rect(Left, Top, Width, Height);
+            if (num == 61728 && WindowState != WindowState.Minimized && _logicalSizeForRestore.Width > 0.0 &&
+                _logicalSizeForRestore.Height > 0.0)
+            {
+                Left = _logicalSizeForRestore.Left;
+                Top = _logicalSizeForRestore.Top;
+                Width = _logicalSizeForRestore.Width;
+                Height = _logicalSizeForRestore.Height;
+                _useLogicalSizeForRestore = true;
+            }
+        }
+
+        private IntPtr CallDefWindowProcWithoutVisibleStyle(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            var flag = VisualHelper.ModifyStyle(hWnd, 268435456, 0);
+            var result = InteropMethods.DefWindowProc(hWnd, msg, wParam, lParam);
+            if (flag) VisualHelper.ModifyStyle(hWnd, 0, 268435456);
+            handled = true;
+            return result;
+        }
+
+        protected virtual IntPtr HwndSourceHook(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            if (msg <= 71)
+            {
+                if (msg == 6)
+                {
+                    WmActivate(wParam, lParam);
+                    goto IL_11C;
+                }
+
+                if (msg != 12)
+                    switch (msg)
+                    {
+                        case 70:
+                            WmWindowPosChanging(hWnd, lParam);
+                            goto IL_11C;
+                        case 71:
+                            WmWindowPosChanged(hWnd, lParam);
+                            goto IL_11C;
+                        default:
+                            goto IL_11C;
+                    }
+            }
+            else
+            {
+                if (msg <= 166)
+                    switch (msg)
+                    {
+                        case 128:
+                            break;
+                        case 129:
+                        case 130:
+                            goto IL_11C;
+                        case 131:
+                            return WmNcCalcSize(hWnd, wParam, lParam, ref handled);
+                        case 132:
+                            return WmNcHitTest(hWnd, lParam, ref handled);
+                        //case 133:
+                        //    return WmNcPaint(hWnd, wParam, lParam, ref handled);
+                        case 134:
+                            return WmNcActivate(hWnd, wParam, lParam, ref handled);
+                        default:
+                            switch (msg)
+                            {
+                                case 164:
+                                case 165:
+                                case 166:
+                                    RaiseNonClientMouseMessageAsClient(hWnd, msg, wParam, lParam);
+                                    handled = true;
+                                    goto IL_11C;
+                                default:
+                                    goto IL_11C;
+                            }
+                    }
+                else
+                    switch (msg)
+                    {
+                        case 174:
+                        case 175:
+                            handled = true;
+                            goto IL_11C;
+                        default:
+                            if (msg != 274) goto IL_11C;
+                            WmSysCommand(hWnd, wParam, lParam);
+                            goto IL_11C;
+                    }
+            }
+
+            return CallDefWindowProcWithoutVisibleStyle(hWnd, msg, wParam, lParam, ref handled);
+        IL_11C:
+            return IntPtr.Zero;
+        }
+
+        private void CreateGlowWindowHandles()
+        {
+            for (var i = 0; i < _glowEdges.Length; i++) GetOrCreateGlowWindow(i).EnsureHandle();
+        }
+
+        protected override void OnActivated(EventArgs e)
+        {
+            UpdateGlowActiveState();
+            base.OnActivated(e);
+        }
+
+        protected override void OnDeactivated(EventArgs e)
+        {
+            UpdateGlowActiveState();
+            base.OnDeactivated(e);
+        }
+
+        protected override void OnClosed(EventArgs e)
+        {
+            StopTimer();
+            DestroyGlowWindows();
+            base.OnClosed(e);
+        }
+
+        protected override void OnSourceInitialized(EventArgs e)
+        {
+            var hwndSource = HwndSource.FromHwnd(new WindowInteropHelper(this).Handle);
+            if (hwndSource != null)
+            {
+                hwndSource.AddHook(HwndSourceHook);
+                CreateGlowWindowHandles();
+            }
+
+            base.OnSourceInitialized(e);
+        }
+
+        protected enum ClipRegionChangeType
+        {
+            FromSize,
+            FromPosition,
+            FromPropertyChange,
+            FromUndockSingleTab
+        }
     }
 }
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Controls/Window/Window.cs b/src/Shared/HandyControl_Shared/Controls/Window/Window.cs
index 747b45f9..fecf17ba 100644
--- a/src/Shared/HandyControl_Shared/Controls/Window/Window.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Window/Window.cs
@@ -92,6 +92,11 @@ namespace HandyControl.Controls
 
         private ResizeMode _tempResizeMode;
 
+        static Window()
+        {
+            StyleProperty.OverrideMetadata(typeof(Window), new FrameworkPropertyMetadata(Application.Current.FindResource(ResourceToken.WindowWin10)));
+        }
+
         public Window()
         {
 #if netle40
diff --git a/src/Shared/HandyControl_Shared/Data/DisposableObject.cs b/src/Shared/HandyControl_Shared/Data/DisposableObject.cs
new file mode 100644
index 00000000..482ede5e
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/DisposableObject.cs
@@ -0,0 +1,69 @@
+using System;
+
+namespace HandyControl.Data
+{
+    public class DisposableObject : IDisposable
+    {
+        private EventHandler _disposing;
+
+        public bool IsDisposed { get; private set; }
+
+        public void Dispose()
+        {
+            Dispose(true);
+            GC.SuppressFinalize(this);
+        }
+
+        ~DisposableObject()
+        {
+            Dispose(false);
+        }
+
+        public event EventHandler Disposing
+        {
+            add
+            {
+                ThrowIfDisposed();
+                _disposing += value;
+            }
+            remove
+            {
+                _disposing -= value;
+            }
+        }
+
+        protected void ThrowIfDisposed()
+        {
+            if (IsDisposed) throw new ObjectDisposedException(GetType().Name);
+        }
+
+        protected void Dispose(bool disposing)
+        {
+            if (IsDisposed) return;
+
+            try
+            {
+                if (disposing)
+                {
+                    _disposing?.Invoke(this, EventArgs.Empty);
+                    _disposing = null;
+                    DisposeManagedResources();
+                }
+
+                DisposeNativeResources();
+            }
+            finally
+            {
+                IsDisposed = true;
+            }
+        }
+
+        protected virtual void DisposeManagedResources()
+        {
+        }
+
+        protected virtual void DisposeNativeResources()
+        {
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Data/GlowWindow/ChangeScope.cs b/src/Shared/HandyControl_Shared/Data/GlowWindow/ChangeScope.cs
new file mode 100644
index 00000000..699461c2
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/GlowWindow/ChangeScope.cs
@@ -0,0 +1,21 @@
+using HandyControl.Controls;
+
+namespace HandyControl.Data
+{
+    internal class ChangeScope : DisposableObject
+    {
+        private readonly GlowWindow _window;
+
+        public ChangeScope(GlowWindow window)
+        {
+            _window = window;
+            _window.DeferGlowChangesCount++;
+        }
+
+        protected override void DisposeManagedResources()
+        {
+            _window.DeferGlowChangesCount--;
+            if (_window.DeferGlowChangesCount == 0) _window.EndDeferGlowChanges();
+        }
+    }
+}
diff --git a/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowBitmap.cs b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowBitmap.cs
new file mode 100644
index 00000000..66651251
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowBitmap.cs
@@ -0,0 +1,113 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using HandyControl.Tools.Interop;
+
+namespace HandyControl.Data
+{
+    internal class GlowBitmap : DisposableObject
+    {
+        internal const int GlowBitmapPartCount = 16;
+
+        private const int BytesPerPixelBgra32 = 4;
+
+        private static readonly CachedBitmapInfo[] _transparencyMasks = new CachedBitmapInfo[GlowBitmapPartCount];
+
+        private readonly InteropValues.BITMAPINFO _bitmapInfo;
+
+        private readonly IntPtr _pbits;
+
+        internal GlowBitmap(IntPtr hdcScreen, int width, int height)
+        {
+            _bitmapInfo.biSize = Marshal.SizeOf(typeof(InteropValues.BITMAPINFOHEADER));
+            _bitmapInfo.biPlanes = 1;
+            _bitmapInfo.biBitCount = 32;
+            _bitmapInfo.biCompression = 0;
+            _bitmapInfo.biXPelsPerMeter = 0;
+            _bitmapInfo.biYPelsPerMeter = 0;
+            _bitmapInfo.biWidth = width;
+            _bitmapInfo.biHeight = -height;
+
+            Handle = InteropMethods.CreateDIBSection(
+                hdcScreen,
+                ref _bitmapInfo,
+                0u,
+                out _pbits,
+                IntPtr.Zero,
+                0u);
+        }
+
+        internal IntPtr Handle { get; }
+
+        internal IntPtr DIBits => _pbits;
+
+        internal int Width => _bitmapInfo.biWidth;
+
+        internal int Height => -_bitmapInfo.biHeight;
+
+        protected override void DisposeNativeResources() => InteropMethods.DeleteObject(Handle);
+
+        private static byte PremultiplyAlpha(byte channel, byte alpha) => (byte)(channel * alpha / 255.0);
+
+        internal static GlowBitmap Create(GlowDrawingContext drawingContext, GlowBitmapPart bitmapPart, Color color)
+        {
+            var orCreateAlphaMask =
+                GetOrCreateAlphaMask(bitmapPart);
+
+            var glowBitmap =
+                new GlowBitmap(
+                    drawingContext.ScreenDC,
+                    orCreateAlphaMask.Width,
+                    orCreateAlphaMask.Height);
+
+            for (var i = 0; i < orCreateAlphaMask.DIBits.Length; i += BytesPerPixelBgra32)
+            {
+                var b = orCreateAlphaMask.DIBits[i + 3];
+                var val = PremultiplyAlpha(color.R, b);
+                var val2 = PremultiplyAlpha(color.G, b);
+                var val3 = PremultiplyAlpha(color.B, b);
+                Marshal.WriteByte(glowBitmap.DIBits, i, val3);
+                Marshal.WriteByte(glowBitmap.DIBits, i + 1, val2);
+                Marshal.WriteByte(glowBitmap.DIBits, i + 2, val);
+                Marshal.WriteByte(glowBitmap.DIBits, i + 3, b);
+            }
+
+            return glowBitmap;
+        }
+
+        private static CachedBitmapInfo GetOrCreateAlphaMask(GlowBitmapPart bitmapPart)
+        {
+            if (_transparencyMasks[(int)bitmapPart] == null)
+            {
+                var bitmapImage = new BitmapImage(new Uri($"pack://application:,,,/HandyControl;Component/Resources/Images/GlowWindow/{bitmapPart}.png"));
+
+                var array = new byte[BytesPerPixelBgra32 * bitmapImage.PixelWidth * bitmapImage.PixelHeight];
+                var stride = BytesPerPixelBgra32 * bitmapImage.PixelWidth;
+                bitmapImage.CopyPixels(array, stride, 0);
+
+                _transparencyMasks[(int)bitmapPart] =
+                    new CachedBitmapInfo(
+                        array,
+                        bitmapImage.PixelWidth,
+                        bitmapImage.PixelHeight);
+            }
+
+            return _transparencyMasks[(int)bitmapPart];
+        }
+
+        private sealed class CachedBitmapInfo
+        {
+            internal readonly byte[] DIBits;
+            internal readonly int Height;
+            internal readonly int Width;
+
+            internal CachedBitmapInfo(byte[] diBits, int width, int height)
+            {
+                Width = width;
+                Height = height;
+                DIBits = diBits;
+            }
+        }
+    }
+}
diff --git a/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowBitmapPart.cs b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowBitmapPart.cs
new file mode 100644
index 00000000..b1c0b061
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowBitmapPart.cs
@@ -0,0 +1,22 @@
+namespace HandyControl.Data
+{
+    internal enum GlowBitmapPart
+    {
+        CornerTopLeft,
+        CornerTopRight,
+        CornerBottomLeft,
+        CornerBottomRight,
+        TopLeft,
+        Top,
+        TopRight,
+        LeftTop,
+        Left,
+        LeftBottom,
+        BottomLeft,
+        Bottom,
+        BottomRight,
+        RightTop,
+        Right,
+        RightBottom
+    }
+}
diff --git a/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowDrawingContext.cs b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowDrawingContext.cs
new file mode 100644
index 00000000..6d9b7388
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowDrawingContext.cs
@@ -0,0 +1,51 @@
+using System;
+using HandyControl.Tools.Interop;
+
+namespace HandyControl.Data
+{
+    internal class GlowDrawingContext : DisposableObject
+    {
+        private readonly GlowBitmap _windowBitmap;
+        
+        internal InteropValues.BLENDFUNCTION Blend;
+
+        internal GlowDrawingContext(int width, int height)
+        {
+            ScreenDC = InteropMethods.GetDC(IntPtr.Zero);
+            if (ScreenDC == IntPtr.Zero) return;
+            WindowDC = InteropMethods.CreateCompatibleDC(ScreenDC);
+            if (WindowDC == IntPtr.Zero) return;
+            BackgroundDC = InteropMethods.CreateCompatibleDC(ScreenDC);
+            if (BackgroundDC == IntPtr.Zero) return;
+            Blend.BlendOp = 0;
+            Blend.BlendFlags = 0;
+            Blend.SourceConstantAlpha = 255;
+            Blend.AlphaFormat = 1;
+            _windowBitmap = new GlowBitmap(ScreenDC, width, height);
+            InteropMethods.SelectObject(WindowDC, _windowBitmap.Handle);
+        }
+
+        internal bool IsInitialized => 
+            ScreenDC != IntPtr.Zero && WindowDC != IntPtr.Zero && 
+            BackgroundDC != IntPtr.Zero && _windowBitmap != null;
+
+        internal IntPtr ScreenDC { get; }
+
+        internal IntPtr WindowDC { get; }
+
+        internal IntPtr BackgroundDC { get; }
+
+        internal int Width => _windowBitmap.Width;
+
+        internal int Height => _windowBitmap.Height;
+
+        protected override void DisposeManagedResources() => _windowBitmap.Dispose();
+
+        protected override void DisposeNativeResources()
+        {
+            if (ScreenDC != IntPtr.Zero) InteropMethods.ReleaseDC(IntPtr.Zero, ScreenDC);
+            if (WindowDC != IntPtr.Zero) InteropMethods.DeleteDC(WindowDC);
+            if (BackgroundDC != IntPtr.Zero) InteropMethods.DeleteDC(BackgroundDC);
+        }
+    }
+}
diff --git a/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowEdge.cs b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowEdge.cs
new file mode 100644
index 00000000..0fd7818a
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/GlowWindow/GlowEdge.cs
@@ -0,0 +1,587 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Windows.Controls;
+using System.Windows.Interop;
+using System.Windows.Media;
+using HandyControl.Controls;
+using HandyControl.Tools.Interop;
+
+namespace HandyControl.Data
+{
+    internal class GlowEdge : HwndWrapper
+    {
+        private const string GlowEdgeClassName = "HandyControlGlowEdge";
+        
+        private const int GlowDepth = 9;
+        
+        private const int CornerGripThickness = 18;
+
+        private static ushort _sharedWindowClassAtom;
+        
+        // ReSharper disable once NotAccessedField.Local
+        private static InteropValues.WndProc _sharedWndProc;
+
+        private readonly GlowBitmap[] _activeGlowBitmaps = new GlowBitmap[16];
+        
+        private readonly GlowBitmap[] _inactiveGlowBitmaps = new GlowBitmap[16];
+        
+        private readonly Dock _orientation;
+        
+        private readonly GlowWindow _targetWindow;
+        
+        private Color _activeGlowColor = Colors.Transparent;
+        
+        private int _height;
+        
+        private Color _inactiveGlowColor = Colors.Transparent;
+        
+        private FieldInvalidationTypes _invalidatedValues;
+        
+        private bool _isActive;
+        
+        private bool _isVisible;
+        
+        private int _left;
+        
+        private bool _pendingDelayRender;
+        
+        private int _top;
+        
+        private int _width;
+
+        internal static long CreatedGlowEdges { get; private set; }
+
+        internal static long DisposedGlowEdges { get; private set; }
+
+        internal GlowEdge(GlowWindow owner, Dock orientation)
+        {
+            _targetWindow = owner ?? throw new ArgumentNullException(nameof(owner));
+            _orientation = orientation;
+            CreatedGlowEdges += 1L;
+        }
+
+        private bool IsDeferringChanges => _targetWindow.DeferGlowChangesCount > 0;
+
+        private static ushort SharedWindowClassAtom
+        {
+            get
+            {
+                if (_sharedWindowClassAtom == 0)
+                {
+                    var wndclass = default(InteropValues.WNDCLASS);
+                    
+                    wndclass.cbClsExtra = 0;
+                    wndclass.cbWndExtra = 0;
+                    wndclass.hbrBackground = IntPtr.Zero;
+                    wndclass.hCursor = IntPtr.Zero;
+                    wndclass.hIcon = IntPtr.Zero;
+                    wndclass.lpfnWndProc = _sharedWndProc = InteropMethods.DefWindowProc;
+                    wndclass.lpszClassName = GlowEdgeClassName;
+                    wndclass.lpszMenuName = null;
+                    wndclass.style = 0u;
+
+                    _sharedWindowClassAtom = InteropMethods.RegisterClass(ref wndclass);
+                }
+
+                return _sharedWindowClassAtom;
+            }
+        }
+
+        internal bool IsVisible
+        {
+            get => _isVisible;
+            set => UpdateProperty(ref _isVisible, value, FieldInvalidationTypes.Render | FieldInvalidationTypes.Visibility);
+        }
+
+        internal int Left
+        {
+            get => _left;
+            set => UpdateProperty(ref _left, value, FieldInvalidationTypes.Location);
+        }
+
+        internal int Top
+        {
+            get => _top;
+            set => UpdateProperty(ref _top, value, FieldInvalidationTypes.Location);
+        }
+
+        internal int Width
+        {
+            get => _width;
+            set => UpdateProperty( ref _width, value, FieldInvalidationTypes.Size | FieldInvalidationTypes.Render);
+        }
+
+        internal int Height
+        {
+            get => _height;
+            set => UpdateProperty(ref _height, value, FieldInvalidationTypes.Size | FieldInvalidationTypes.Render);
+        }
+
+        internal bool IsActive
+        {
+            get => _isActive;
+            set => UpdateProperty(ref _isActive, value, FieldInvalidationTypes.Render);
+        }
+
+        internal Color ActiveGlowColor
+        {
+            get => _activeGlowColor;
+            set => UpdateProperty(ref _activeGlowColor, value, FieldInvalidationTypes.ActiveColor | FieldInvalidationTypes.Render);
+        }
+
+        internal Color InactiveGlowColor
+        {
+            get => _inactiveGlowColor;
+            set => UpdateProperty(ref _inactiveGlowColor, value, FieldInvalidationTypes.InactiveColor | FieldInvalidationTypes.Render);
+        }
+
+        private IntPtr TargetWindowHandle => new WindowInteropHelper(_targetWindow).Handle;
+
+        protected override bool IsWindowSubclassed => true;
+
+        private bool IsPositionValid => (_invalidatedValues & (FieldInvalidationTypes.Location | FieldInvalidationTypes.Size | FieldInvalidationTypes.Visibility)) == FieldInvalidationTypes.None;
+
+        private void UpdateProperty<T>(ref T field, T value, FieldInvalidationTypes invalidatedValues) where T : struct
+        {
+            if (!field.Equals(value))
+            {
+                field = value;
+                _invalidatedValues |= invalidatedValues;
+                if (!IsDeferringChanges) CommitChanges();
+            }
+        }
+
+        protected override ushort CreateWindowClassCore() => SharedWindowClassAtom;
+
+        protected override void DestroyWindowClassCore()
+        {
+        }
+
+        protected override IntPtr CreateWindowCore()
+        {
+            return InteropMethods.CreateWindowEx(
+                524416,
+                new IntPtr(WindowClassAtom),
+                string.Empty,
+                -2046820352,
+                0,
+                0,
+                0,
+                0,
+                new WindowInteropHelper(_targetWindow).Owner,
+                IntPtr.Zero,
+                IntPtr.Zero,
+                IntPtr.Zero);
+        }
+
+        internal void ChangeOwner(IntPtr newOwner) => InteropMethods.SetWindowLongPtr(Handle, InteropValues.GWLP.HWNDPARENT, newOwner);
+
+        protected override IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam)
+        {
+            if (msg <= 70)
+            {
+                if (msg == 6) return IntPtr.Zero;
+                if (msg == 70)
+                {
+                    var windowpos = (InteropValues.WINDOWPOS)Marshal.PtrToStructure(lParam, typeof(InteropValues.WINDOWPOS));
+                    windowpos.flags |= 16u;
+                    Marshal.StructureToPtr(windowpos, lParam, true);
+                }
+            }
+            else
+            {
+                if (msg != 126)
+                {
+                    if (msg == 132) return new IntPtr(WmNcHitTest(lParam));
+                    switch (msg)
+                    {
+                        case 161:
+                        case 163:
+                        case 164:
+                        case 166:
+                        case 167:
+                        case 169:
+                        case 171:
+                        case 173:
+                            {
+                                var targetWindowHandle = TargetWindowHandle;
+                                InteropMethods.SendMessage(targetWindowHandle, 6, new IntPtr(2), IntPtr.Zero);
+                                InteropMethods.SendMessage(targetWindowHandle, msg, wParam, IntPtr.Zero);
+                                return IntPtr.Zero;
+                            }
+                    }
+                }
+                else
+                {
+                    if (IsVisible) RenderLayeredWindow();
+                }
+            }
+
+            return base.WndProc(hwnd, msg, wParam, lParam);
+        }
+
+        private int WmNcHitTest(IntPtr lParam)
+        {
+            var xLParam = InteropMethods.GetXLParam(lParam.ToInt32());
+            var yLParam = InteropMethods.GetYLParam(lParam.ToInt32());
+            InteropMethods.GetWindowRect(Handle, out var rect);
+            switch (_orientation)
+            {
+                case Dock.Left:
+                    if (yLParam - CornerGripThickness < rect.Top) return 13;
+                    if (yLParam + CornerGripThickness > rect.Bottom) return 16;
+                    return 10;
+                case Dock.Top:
+                    if (xLParam - CornerGripThickness < rect.Left) return 13;
+                    if (xLParam + CornerGripThickness > rect.Right) return 14;
+                    return 12;
+                case Dock.Right:
+                    if (yLParam - CornerGripThickness < rect.Top) return 14;
+                    if (yLParam + CornerGripThickness > rect.Bottom) return 17;
+                    return 11;
+                default:
+                    if (xLParam - CornerGripThickness < rect.Left) return 16;
+                    if (xLParam + CornerGripThickness > rect.Right) return 17;
+                    return 15;
+            }
+        }
+
+        internal void CommitChanges()
+        {
+            InvalidateCachedBitmaps();
+            UpdateWindowPosCore();
+            UpdateLayeredWindowCore();
+            _invalidatedValues = FieldInvalidationTypes.None;
+        }
+
+        private void InvalidateCachedBitmaps()
+        {
+            if (_invalidatedValues.HasFlag(FieldInvalidationTypes.ActiveColor)) ClearCache(_activeGlowBitmaps);
+            if (_invalidatedValues.HasFlag(FieldInvalidationTypes.InactiveColor)) ClearCache(_inactiveGlowBitmaps);
+        }
+
+        private void UpdateWindowPosCore()
+        {
+            if (_invalidatedValues.HasFlag(FieldInvalidationTypes.Location) ||
+                _invalidatedValues.HasFlag(FieldInvalidationTypes.Size) ||
+                _invalidatedValues.HasFlag(FieldInvalidationTypes.Visibility))
+            {
+                var num = 532;
+                if (_invalidatedValues.HasFlag(FieldInvalidationTypes.Visibility))
+                {
+                    if (IsVisible)
+                        num |= 64;
+                    else
+                        num |= 131;
+                }
+
+                if (!_invalidatedValues.HasFlag(FieldInvalidationTypes.Location)) num |= 2;
+                if (!_invalidatedValues.HasFlag(FieldInvalidationTypes.Size)) num |= 1;
+                InteropMethods.SetWindowPos(Handle, IntPtr.Zero, Left, Top, Width, Height, num);
+            }
+        }
+
+        private void UpdateLayeredWindowCore()
+        {
+            if (IsVisible && _invalidatedValues.HasFlag(FieldInvalidationTypes.Render))
+            {
+                if (IsPositionValid)
+                {
+                    BeginDelayedRender();
+                    return;
+                }
+
+                CancelDelayedRender();
+                RenderLayeredWindow();
+            }
+        }
+
+        private void BeginDelayedRender()
+        {
+            if (!_pendingDelayRender)
+            {
+                _pendingDelayRender = true;
+                CompositionTarget.Rendering += CommitDelayedRender;
+            }
+        }
+
+        private void CancelDelayedRender()
+        {
+            if (_pendingDelayRender)
+            {
+                _pendingDelayRender = false;
+                CompositionTarget.Rendering -= CommitDelayedRender;
+            }
+        }
+
+        private void CommitDelayedRender(object sender, EventArgs e)
+        {
+            CancelDelayedRender();
+            if (IsVisible) RenderLayeredWindow();
+        }
+
+        private void RenderLayeredWindow()
+        {
+            using var glowDrawingContext = new GlowDrawingContext(Width, Height);
+            if (glowDrawingContext.IsInitialized)
+            {
+                switch (_orientation)
+                {
+                    case Dock.Left:
+                        DrawLeft(glowDrawingContext);
+                        break;
+                    case Dock.Top:
+                        DrawTop(glowDrawingContext);
+                        break;
+                    case Dock.Right:
+                        DrawRight(glowDrawingContext);
+                        break;
+                    default:
+                        DrawBottom(glowDrawingContext);
+                        break;
+                }
+
+                var point = new InteropValues.POINT
+                {
+                    X = Left,
+                    Y = Top
+                };
+                var size = new InteropValues.SIZE
+                {
+                    cx = Width,
+                    cy = Height
+                };
+                var point2 = new InteropValues.POINT
+                {
+                    X = 0,
+                    Y = 0
+                };
+
+                InteropMethods.UpdateLayeredWindow(
+                    Handle,
+                    glowDrawingContext.ScreenDC,
+                    ref point,
+                    ref size,
+                    glowDrawingContext.WindowDC,
+                    ref point2,
+                    0u,
+                    ref glowDrawingContext.Blend,
+                    2u);
+            }
+        }
+
+        private GlowBitmap GetOrCreateBitmap(GlowDrawingContext drawingContext, GlowBitmapPart bitmapPart)
+        {
+            GlowBitmap[] array;
+            Color color;
+            if (IsActive)
+            {
+                array = _activeGlowBitmaps;
+                color = ActiveGlowColor;
+            }
+            else
+            {
+                array = _inactiveGlowBitmaps;
+                color = InactiveGlowColor;
+            }
+
+            return array[(int) bitmapPart] ?? (array[(int) bitmapPart] = GlowBitmap.Create(drawingContext, bitmapPart, color));
+        }
+
+        private void ClearCache(GlowBitmap[] cache)
+        {
+            for (var i = 0; i < cache.Length; i++)
+                using (cache[i])
+                {
+                    cache[i] = null;
+                }
+        }
+
+        protected override void DisposeManagedResources()
+        {
+            ClearCache(_activeGlowBitmaps);
+            ClearCache(_inactiveGlowBitmaps);
+        }
+
+        protected override void DisposeNativeResources()
+        {
+            base.DisposeNativeResources();
+            DisposedGlowEdges += 1L;
+        }
+
+        private void DrawLeft(GlowDrawingContext drawingContext)
+        {
+            var orCreateBitmap = GetOrCreateBitmap(drawingContext, GlowBitmapPart.CornerTopLeft);
+            var orCreateBitmap2 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.LeftTop);
+            var orCreateBitmap3 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.Left);
+            var orCreateBitmap4 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.LeftBottom);
+            var orCreateBitmap5 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.CornerBottomLeft);
+            var height = orCreateBitmap.Height;
+            var num = height + orCreateBitmap2.Height;
+            var num2 = drawingContext.Height - orCreateBitmap5.Height;
+            var num3 = num2 - orCreateBitmap4.Height;
+            var num4 = num3 - num;
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.BackgroundDC, 0, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.Blend);
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap2.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, height, orCreateBitmap2.Width,
+                orCreateBitmap2.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap2.Width,
+                orCreateBitmap2.Height, drawingContext.Blend);
+            if (num4 > 0)
+            {
+                InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap3.Handle);
+                InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, num, orCreateBitmap3.Width, num4,
+                    drawingContext.BackgroundDC, 0, 0, orCreateBitmap3.Width, orCreateBitmap3.Height,
+                    drawingContext.Blend);
+            }
+
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap4.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, num3, orCreateBitmap4.Width,
+                orCreateBitmap4.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap4.Width,
+                orCreateBitmap4.Height, drawingContext.Blend);
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap5.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, num2, orCreateBitmap5.Width,
+                orCreateBitmap5.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap5.Width,
+                orCreateBitmap5.Height, drawingContext.Blend);
+        }
+
+        private void DrawRight(GlowDrawingContext drawingContext)
+        {
+            var orCreateBitmap = GetOrCreateBitmap(drawingContext, GlowBitmapPart.CornerTopRight);
+            var orCreateBitmap2 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.RightTop);
+            var orCreateBitmap3 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.Right);
+            var orCreateBitmap4 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.RightBottom);
+            var orCreateBitmap5 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.CornerBottomRight);
+            var height = orCreateBitmap.Height;
+            var num = height + orCreateBitmap2.Height;
+            var num2 = drawingContext.Height - orCreateBitmap5.Height;
+            var num3 = num2 - orCreateBitmap4.Height;
+            var num4 = num3 - num;
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.BackgroundDC, 0, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.Blend);
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap2.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, height, orCreateBitmap2.Width,
+                orCreateBitmap2.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap2.Width,
+                orCreateBitmap2.Height, drawingContext.Blend);
+            if (num4 > 0)
+            {
+                InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap3.Handle);
+                InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, num, orCreateBitmap3.Width, num4,
+                    drawingContext.BackgroundDC, 0, 0, orCreateBitmap3.Width, orCreateBitmap3.Height,
+                    drawingContext.Blend);
+            }
+
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap4.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, num3, orCreateBitmap4.Width,
+                orCreateBitmap4.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap4.Width,
+                orCreateBitmap4.Height, drawingContext.Blend);
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap5.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, 0, num2, orCreateBitmap5.Width,
+                orCreateBitmap5.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap5.Width,
+                orCreateBitmap5.Height, drawingContext.Blend);
+        }
+
+        private void DrawTop(GlowDrawingContext drawingContext)
+        {
+            var orCreateBitmap = GetOrCreateBitmap(drawingContext, GlowBitmapPart.TopLeft);
+            var orCreateBitmap2 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.Top);
+            var orCreateBitmap3 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.TopRight);
+            var num2 = GlowDepth + orCreateBitmap.Width;
+            var num3 = drawingContext.Width - GlowDepth - orCreateBitmap3.Width;
+            var num4 = num3 - num2;
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, GlowDepth, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.BackgroundDC, 0, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.Blend);
+            if (num4 > 0)
+            {
+                InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap2.Handle);
+                InteropMethods.AlphaBlend(drawingContext.WindowDC, num2, 0, num4, orCreateBitmap2.Height,
+                    drawingContext.BackgroundDC, 0, 0, orCreateBitmap2.Width, orCreateBitmap2.Height,
+                    drawingContext.Blend);
+            }
+
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap3.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, num3, 0, orCreateBitmap3.Width,
+                orCreateBitmap3.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap3.Width,
+                orCreateBitmap3.Height, drawingContext.Blend);
+        }
+
+        private void DrawBottom(GlowDrawingContext drawingContext)
+        {
+            var orCreateBitmap = GetOrCreateBitmap(drawingContext, GlowBitmapPart.BottomLeft);
+            var orCreateBitmap2 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.Bottom);
+            var orCreateBitmap3 = GetOrCreateBitmap(drawingContext, GlowBitmapPart.BottomRight);
+            var num2 = GlowDepth + orCreateBitmap.Width;
+            var num3 = drawingContext.Width - GlowDepth - orCreateBitmap3.Width;
+            var num4 = num3 - num2;
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, GlowDepth, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.BackgroundDC, 0, 0, orCreateBitmap.Width, orCreateBitmap.Height,
+                drawingContext.Blend);
+            if (num4 > 0)
+            {
+                InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap2.Handle);
+                InteropMethods.AlphaBlend(drawingContext.WindowDC, num2, 0, num4, orCreateBitmap2.Height,
+                    drawingContext.BackgroundDC, 0, 0, orCreateBitmap2.Width, orCreateBitmap2.Height,
+                    drawingContext.Blend);
+            }
+
+            InteropMethods.SelectObject(drawingContext.BackgroundDC, orCreateBitmap3.Handle);
+            InteropMethods.AlphaBlend(drawingContext.WindowDC, num3, 0, orCreateBitmap3.Width,
+                orCreateBitmap3.Height, drawingContext.BackgroundDC, 0, 0, orCreateBitmap3.Width,
+                orCreateBitmap3.Height, drawingContext.Blend);
+        }
+
+        internal void UpdateWindowPos()
+        {
+            var targetWindowHandle = TargetWindowHandle;
+            InteropMethods.GetWindowRect(targetWindowHandle, out var rect);
+            InteropMethods.GetWindowPlacement(targetWindowHandle);
+            if (IsVisible)
+                switch (_orientation)
+                {
+                    case Dock.Left:
+                        Left = rect.Left - GlowDepth;
+                        Top = rect.Top - GlowDepth;
+                        Width = GlowDepth;
+                        Height = rect.Height + CornerGripThickness;
+                        return;
+                    case Dock.Top:
+                        Left = rect.Left - GlowDepth;
+                        Top = rect.Top - GlowDepth;
+                        Width = rect.Width + CornerGripThickness;
+                        Height = GlowDepth;
+                        return;
+                    case Dock.Right:
+                        Left = rect.Right;
+                        Top = rect.Top - GlowDepth;
+                        Width = GlowDepth;
+                        Height = rect.Height + CornerGripThickness;
+                        return;
+                    default:
+                        Left = rect.Left - GlowDepth;
+                        Top = rect.Bottom;
+                        Width = rect.Width + CornerGripThickness;
+                        Height = GlowDepth;
+                        break;
+                }
+        }
+
+        [Flags]
+        private enum FieldInvalidationTypes
+        {
+            None = 0,
+            Location = 1,
+            Size = 2,
+            ActiveColor = 4,
+            InactiveColor = 8,
+            Render = 16,
+            Visibility = 32
+        }
+    }
+}
diff --git a/src/Shared/HandyControl_Shared/Data/HwndWrapper.cs b/src/Shared/HandyControl_Shared/Data/HwndWrapper.cs
new file mode 100644
index 00000000..ff0f69d0
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Data/HwndWrapper.cs
@@ -0,0 +1,102 @@
+using System;
+using System.Runtime.InteropServices;
+using HandyControl.Tools.Interop;
+
+namespace HandyControl.Data
+{
+    public abstract class HwndWrapper : DisposableObject
+    {
+        private IntPtr _handle;
+        
+        private bool _isHandleCreationAllowed = true;
+        
+        private ushort _wndClassAtom;
+        
+        private Delegate _wndProc;
+
+        protected ushort WindowClassAtom
+        {
+            get
+            {
+                if (_wndClassAtom == 0) _wndClassAtom = CreateWindowClassCore();
+                return _wndClassAtom;
+            }
+        }
+
+        public IntPtr Handle
+        {
+            get
+            {
+                EnsureHandle();
+                return _handle;
+            }
+        }
+
+        protected virtual bool IsWindowSubclassed => false;
+
+        protected virtual ushort CreateWindowClassCore() => RegisterClass(Guid.NewGuid().ToString());
+
+        protected virtual void DestroyWindowClassCore()
+        {
+            if (_wndClassAtom != 0)
+            {
+                var moduleHandle = InteropMethods.GetModuleHandle(null);
+                InteropMethods.UnregisterClass(new IntPtr(_wndClassAtom), moduleHandle);
+                _wndClassAtom = 0;
+            }
+        }
+
+        protected ushort RegisterClass(string className)
+        {
+            var wndClass = default(InteropValues.WNDCLASS);
+            wndClass.cbClsExtra = 0;
+            wndClass.cbWndExtra = 0;
+            wndClass.hbrBackground = IntPtr.Zero;
+            wndClass.hCursor = IntPtr.Zero;
+            wndClass.hIcon = IntPtr.Zero;
+            wndClass.lpfnWndProc = _wndProc = new InteropValues.WndProc(WndProc);
+            wndClass.lpszClassName = className;
+            wndClass.lpszMenuName = null;
+            wndClass.style = 0u;
+            return InteropMethods.RegisterClass(ref wndClass);
+        }
+
+        private void SubclassWndProc()
+        {
+            _wndProc = new InteropValues.WndProc(WndProc);
+            InteropMethods.SetWindowLong(_handle, -4, Marshal.GetFunctionPointerForDelegate(_wndProc));
+        }
+
+        protected abstract IntPtr CreateWindowCore();
+
+        protected virtual void DestroyWindowCore()
+        {
+            if (_handle != IntPtr.Zero)
+            {
+                InteropMethods.DestroyWindow(_handle);
+                _handle = IntPtr.Zero;
+            }
+        }
+
+        protected virtual IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam) =>
+            InteropMethods.DefWindowProc(hwnd, msg, wParam, lParam);
+
+        public void EnsureHandle()
+        {
+            if (_handle == IntPtr.Zero)
+            {
+                if (!_isHandleCreationAllowed) return;
+                _isHandleCreationAllowed = false;
+                _handle = CreateWindowCore();
+                if (IsWindowSubclassed) SubclassWndProc();
+            }
+        }
+
+        protected override void DisposeNativeResources()
+        {
+            _isHandleCreationAllowed = false;
+            DestroyWindowCore();
+            DestroyWindowClassCore();
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Data/ResourceToken.cs b/src/Shared/HandyControl_Shared/Data/ResourceToken.cs
index 0b2bfcae..3b9d94bf 100644
--- a/src/Shared/HandyControl_Shared/Data/ResourceToken.cs
+++ b/src/Shared/HandyControl_Shared/Data/ResourceToken.cs
@@ -302,6 +302,10 @@
 
         internal const string WindowWin10 = nameof(WindowWin10);
 
+        internal const string WindowBlur = nameof(WindowBlur);
+
+        internal const string WindowGlow = nameof(WindowGlow);
+
         internal const string AddTagButtonStyle = nameof(AddTagButtonStyle);
 
         internal const string RadioGroupItemDefault = nameof(RadioGroupItemDefault);
diff --git a/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems b/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
index bf76311c..8f137a9f 100644
--- a/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
+++ b/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
@@ -42,6 +42,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Controls\Slider\RangeSlider\TwoWayRangeBase.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Controls\Block\RunningBlock.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Controls\Window\GlowWindow.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\DisposableObject.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Data\Enum\DrawerShowMode.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Data\Enum\HatchStyle.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Data\Enum\HitMode.cs" />
@@ -49,6 +50,12 @@
     <Compile Include="$(MSBuildThisFileDirectory)Data\Enum\NotifyIconInfoType.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Data\Enum\StrokePosition.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Data\Enum\TransitionMode.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\GlowWindow\ChangeScope.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\GlowWindow\GlowBitmap.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\GlowWindow\GlowBitmapPart.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\GlowWindow\GlowDrawingContext.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\GlowWindow\GlowEdge.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Data\HwndWrapper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Interactivity\Commands\CloseWindowCommand.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Interactivity\Commands\OpenLinkCommand.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Media\Animation\DiscreteGeometryKeyFrame.cs" />
@@ -71,6 +78,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Converter\Number2PercentageConverter.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Converter\RectangleCircularConverter.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Converter\ThicknessSplitConverter.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Tools\Extension\DependencyObjectExtension.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Extension\FrameworkElementExtension.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Extension\StringExtension.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Extension\ValueExtension.cs" />
@@ -300,6 +308,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\ExternDllHelper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\IconHelper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\ResourceHelper.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\ScreenHelper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\SecurityHelper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\SingleOpenHelper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\Helper\TokenizerHelper.cs" />
diff --git a/src/Shared/HandyControl_Shared/Tools/Extension/DependencyObjectExtension.cs b/src/Shared/HandyControl_Shared/Tools/Extension/DependencyObjectExtension.cs
new file mode 100644
index 00000000..779d25bf
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Tools/Extension/DependencyObjectExtension.cs
@@ -0,0 +1,18 @@
+using System.Windows;
+using System.Windows.Media;
+
+namespace HandyControl.Tools.Extension
+{
+    public static class DependencyObjectExtension
+    {
+        public static DependencyObject GetVisualOrLogicalParent(this DependencyObject sourceElement)
+        {
+            return sourceElement switch
+            {
+                null => null,
+                Visual _ => (VisualTreeHelper.GetParent(sourceElement) ?? LogicalTreeHelper.GetParent(sourceElement)),
+                _ => LogicalTreeHelper.GetParent(sourceElement)
+            };
+        }
+    }
+}
diff --git a/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs b/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs
index 21357505..f15e82a5 100644
--- a/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Helper/ConfigHelper.cs
@@ -52,6 +52,15 @@ namespace HandyControl.Tools
             SetLang(config.Lang);
         }
 
+        public void SetWindowDefaultStyle(object resourceKey = null)
+        {
+            var metadata = resourceKey == null
+                ? new FrameworkPropertyMetadata(Application.Current.FindResource(typeof(System.Windows.Window)))
+                : new FrameworkPropertyMetadata(Application.Current.FindResource(resourceKey));
+
+            FrameworkElement.StyleProperty.OverrideMetadata(typeof(System.Windows.Window), metadata);
+        }
+
         public event PropertyChangedEventHandler PropertyChanged;
 
 #if netle40
diff --git a/src/Shared/HandyControl_Shared/Tools/Helper/DpiHelper.cs b/src/Shared/HandyControl_Shared/Tools/Helper/DpiHelper.cs
index 76134f6a..d7669756 100644
--- a/src/Shared/HandyControl_Shared/Tools/Helper/DpiHelper.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Helper/DpiHelper.cs
@@ -1,14 +1,54 @@
 using System;
 using System.Windows;
 using System.Windows.Media;
+using HandyControl.Tools.Interop;
 
 namespace HandyControl.Tools
 {
-    internal class DpiHelper
+    internal static class DpiHelper
     {
-        [ThreadStatic]
+        private const double LogicalDpi = 96.0;
+
+        [ThreadStatic] 
         private static Matrix _transformToDip;
 
+        static DpiHelper()
+        {
+            var dC = InteropMethods.GetDC(IntPtr.Zero);
+            if (dC != IntPtr.Zero)
+            {
+                DeviceDpiX = InteropMethods.GetDeviceCaps(dC, 88);
+                DeviceDpiY = InteropMethods.GetDeviceCaps(dC, 90);
+                InteropMethods.ReleaseDC(IntPtr.Zero, dC);
+            }
+            else
+            {
+                DeviceDpiX = LogicalDpi;
+                DeviceDpiY = LogicalDpi;
+            }
+
+            var identity = Matrix.Identity;
+            var identity2 = Matrix.Identity;
+            identity.Scale(DeviceDpiX / LogicalDpi, DeviceDpiY / LogicalDpi);
+            identity2.Scale(LogicalDpi / DeviceDpiX, LogicalDpi / DeviceDpiY);
+            TransformFromDevice = new MatrixTransform(identity2);
+            TransformFromDevice.Freeze();
+            TransformToDevice = new MatrixTransform(identity);
+            TransformToDevice.Freeze();
+        }
+
+        public static MatrixTransform TransformFromDevice { get; }
+
+        public static MatrixTransform TransformToDevice { get; }
+
+        public static double DeviceDpiX { get; }
+
+        public static double DeviceDpiY { get; }
+
+        public static double LogicalToDeviceUnitsScalingFactorX => TransformToDevice.Matrix.M11;
+
+        public static double LogicalToDeviceUnitsScalingFactorY => TransformToDevice.Matrix.M22;
+
         public static Point DevicePixelsToLogical(Point devicePoint, double dpiScaleX, double dpiScaleY)
         {
             _transformToDip = Matrix.Identity;
@@ -18,9 +58,22 @@ namespace HandyControl.Tools
 
         public static Size DeviceSizeToLogical(Size deviceSize, double dpiScaleX, double dpiScaleY)
         {
-            Point pt = DevicePixelsToLogical(new Point(deviceSize.Width, deviceSize.Height), dpiScaleX, dpiScaleY);
-
+            var pt = DevicePixelsToLogical(new Point(deviceSize.Width, deviceSize.Height), dpiScaleX, dpiScaleY);
             return new Size(pt.X, pt.Y);
         }
+
+        public static Rect LogicalToDeviceUnits(this Rect logicalRect)
+        {
+            var result = logicalRect;
+            result.Transform(TransformToDevice.Matrix);
+            return result;
+        }
+
+        public static Rect DeviceToLogicalUnits(this Rect deviceRect)
+        {
+            var result = deviceRect;
+            result.Transform(TransformFromDevice.Matrix);
+            return result;
+        }
     }
 }
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Tools/Helper/IconHelper.cs b/src/Shared/HandyControl_Shared/Tools/Helper/IconHelper.cs
index 37b68989..f5f1bfb4 100644
--- a/src/Shared/HandyControl_Shared/Tools/Helper/IconHelper.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Helper/IconHelper.cs
@@ -81,7 +81,7 @@ namespace HandyControl.Tools
             {
                 var bi = new InteropValues.BITMAPINFO(width, -height, 32)
                 {
-                    bmiHeader_biCompression = InteropValues.BI_RGB
+                    biCompression = InteropValues.BI_RGB
                 };
 
                 var bits = IntPtr.Zero;
diff --git a/src/Shared/HandyControl_Shared/Tools/Helper/ScreenHelper.cs b/src/Shared/HandyControl_Shared/Tools/Helper/ScreenHelper.cs
new file mode 100644
index 00000000..9bcfab2f
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Tools/Helper/ScreenHelper.cs
@@ -0,0 +1,85 @@
+using System;
+using System.Collections.Generic;
+using System.Runtime.InteropServices;
+using System.Windows;
+using HandyControl.Tools.Interop;
+
+namespace HandyControl.Tools
+{
+    internal class ScreenHelper
+    {
+        internal static void FindMaximumSingleMonitorRectangle(Rect windowRect, out Rect screenSubRect, out Rect monitorRect)
+        {
+            var windowRect2 = new InteropValues.RECT(windowRect);
+            FindMaximumSingleMonitorRectangle(windowRect2, out var rect, out var rect2);
+            screenSubRect = new Rect(rect.Position, rect.Size);
+            monitorRect = new Rect(rect2.Position, rect2.Size);
+        }
+
+        private static void FindMaximumSingleMonitorRectangle(InteropValues.RECT windowRect, out InteropValues.RECT screenSubRect, out InteropValues.RECT monitorRect)
+        {
+            var rects = new List<InteropValues.RECT>();
+            InteropMethods.EnumDisplayMonitors(IntPtr.Zero, IntPtr.Zero,
+                delegate(IntPtr hMonitor, IntPtr hdcMonitor, ref InteropValues.RECT rect, IntPtr lpData)
+                {
+                    var monitorInfo = default(InteropValues.MONITORINFO);
+                    monitorInfo.cbSize = (uint) Marshal.SizeOf(typeof(InteropValues.MONITORINFO));
+                    InteropMethods.GetMonitorInfo(hMonitor, ref monitorInfo);
+                    rects.Add(monitorInfo.rcWork);
+                    return true;
+                }, IntPtr.Zero);
+            
+            var num = 0L;
+            
+            screenSubRect = new InteropValues.RECT
+            {
+                Left = 0,
+                Right = 0,
+                Top = 0,
+                Bottom = 0
+            };
+            
+            monitorRect = new InteropValues.RECT
+            {
+                Left = 0,
+                Right = 0,
+                Top = 0,
+                Bottom = 0
+            };
+            
+            foreach (var current in rects)
+            {
+                var rect = current;
+                InteropMethods.IntersectRect(out var rECT2, ref rect, ref windowRect);
+                var num2 = (long) (rECT2.Width * rECT2.Height);
+                if (num2 > num)
+                {
+                    screenSubRect = rECT2;
+                    monitorRect = current;
+                    num = num2;
+                }
+            }
+        }
+
+        internal static void FindMonitorRectsFromPoint(Point point, out Rect monitorRect, out Rect workAreaRect)
+        {
+            var intPtr = InteropMethods.MonitorFromPoint(new InteropValues.POINT
+            {
+                X = (int) point.X,
+                Y = (int) point.Y
+            }, 2);
+            
+            monitorRect = new Rect(0.0, 0.0, 0.0, 0.0);
+            workAreaRect = new Rect(0.0, 0.0, 0.0, 0.0);
+            
+            if (intPtr != IntPtr.Zero)
+            {
+                InteropValues.MONITORINFO monitorInfo = default;
+                monitorInfo.cbSize = (uint) Marshal.SizeOf(typeof(InteropValues.MONITORINFO));
+                InteropMethods.GetMonitorInfo(intPtr, ref monitorInfo);
+                monitorRect = new Rect(monitorInfo.rcMonitor.Position, monitorInfo.rcMonitor.Size);
+                workAreaRect = new Rect(monitorInfo.rcWork.Position, monitorInfo.rcWork.Size);
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Tools/Helper/VisualHelper.cs b/src/Shared/HandyControl_Shared/Tools/Helper/VisualHelper.cs
index 489a0d49..b6351478 100644
--- a/src/Shared/HandyControl_Shared/Tools/Helper/VisualHelper.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Helper/VisualHelper.cs
@@ -3,6 +3,7 @@ using System.Linq;
 using System.Windows;
 using System.Windows.Interop;
 using System.Windows.Media;
+using HandyControl.Tools.Interop;
 
 namespace HandyControl.Tools
 {
@@ -11,10 +12,7 @@ namespace HandyControl.Tools
         internal static VisualStateGroup TryGetVisualStateGroup(DependencyObject d, string groupName)
         {
             var root = GetImplementationRoot(d);
-            if (root == null)
-            {
-                return null;
-            }
+            if (root == null) return null;
 
             return VisualStateManager
                 .GetVisualStateGroups(root)?
@@ -31,10 +29,7 @@ namespace HandyControl.Tools
 
         public static T GetChild<T>(DependencyObject d) where T : DependencyObject
         {
-            if (d is T t)
-            {
-                return t;
-            }
+            if (d is T t) return t;
 
             for (var i = 0; i < VisualTreeHelper.GetChildrenCount(d); i++)
             {
@@ -47,7 +42,34 @@ namespace HandyControl.Tools
             return default;
         }
 
-        public static IntPtr GetHandle(this Visual visual) =>
-            (PresentationSource.FromVisual(visual) as HwndSource)?.Handle ?? IntPtr.Zero;
+        public static IntPtr GetHandle(this Visual visual)
+        {
+            return (PresentationSource.FromVisual(visual) as HwndSource)?.Handle ?? IntPtr.Zero;
+        }
+
+        internal static void HitTestVisibleElements(Visual visual, HitTestResultCallback resultCallback,
+            HitTestParameters parameters)
+        {
+            VisualTreeHelper.HitTest(visual, ExcludeNonVisualElements, resultCallback, parameters);
+        }
+
+        private static HitTestFilterBehavior ExcludeNonVisualElements(DependencyObject potentialHitTestTarget)
+        {
+            if (!(potentialHitTestTarget is Visual)) return HitTestFilterBehavior.ContinueSkipSelfAndChildren;
+
+            if (!(potentialHitTestTarget is UIElement uIElement) || uIElement.IsVisible && uIElement.IsEnabled)
+                return HitTestFilterBehavior.Continue;
+
+            return HitTestFilterBehavior.ContinueSkipSelfAndChildren;
+        }
+
+        internal static bool ModifyStyle(IntPtr hWnd, int styleToRemove, int styleToAdd)
+        {
+            var windowLong = InteropMethods.GetWindowLong(hWnd, InteropValues.GWL.STYLE);
+            var num = (windowLong & ~styleToRemove) | styleToAdd;
+            if (num == windowLong) return false;
+            InteropMethods.SetWindowLong(hWnd, InteropValues.GWL.STYLE, num);
+            return true;
+        }
     }
 }
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Tools/Interop/InteropMethods.cs b/src/Shared/HandyControl_Shared/Tools/Interop/InteropMethods.cs
index 965ad3c5..361d0853 100644
--- a/src/Shared/HandyControl_Shared/Tools/Interop/InteropMethods.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Interop/InteropMethods.cs
@@ -10,83 +10,87 @@ namespace HandyControl.Tools.Interop
 {
     internal class InteropMethods
     {
+        private static int vsmNotifyOwnerActivate;
+
+        public static readonly IntPtr HRGN_NONE = new IntPtr(-1);
+
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto)]
         [ResourceExposure(ResourceScope.None)]
-        public static extern int RegisterWindowMessage(string msg);
+        internal static extern int RegisterWindowMessage(string msg);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern int MapWindowPoints(IntPtr hWndFrom, IntPtr hWndTo, ref InteropValues.RECT lpPoints, uint cPoints);
+        internal static extern int MapWindowPoints(IntPtr hWndFrom, IntPtr hWndTo, ref InteropValues.RECT lpPoints, uint cPoints);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out InteropValues.TBBUTTON lpBuffer,
+        internal static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out InteropValues.TBBUTTON lpBuffer,
             int dwSize, out int lpNumberOfBytesRead);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true)]
-        public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out InteropValues.RECT lpBuffer,
+        internal static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out InteropValues.RECT lpBuffer,
             int dwSize, out int lpNumberOfBytesRead);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true)]
-        public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out InteropValues.TRAYDATA lpBuffer,
+        internal static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, out InteropValues.TRAYDATA lpBuffer,
             int dwSize, out int lpNumberOfBytesRead);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto)]
-        public static extern uint SendMessage(IntPtr hWnd, uint Msg, uint wParam, IntPtr lParam);
+        internal static extern uint SendMessage(IntPtr hWnd, uint Msg, uint wParam, IntPtr lParam);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
+        internal static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern IntPtr OpenProcess(InteropValues.ProcessAccess dwDesiredAccess,
+        internal static extern IntPtr OpenProcess(InteropValues.ProcessAccess dwDesiredAccess,
             [MarshalAs(UnmanagedType.Bool)] bool bInheritHandle, uint dwProcessId);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress, int dwSize,
+        internal static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress, int dwSize,
             InteropValues.AllocationType flAllocationType, InteropValues.MemoryProtection flProtect);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern int CloseHandle(IntPtr hObject);
+        internal static extern int CloseHandle(IntPtr hObject);
 
         [DllImport(InteropValues.ExternDll.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress, int dwSize, InteropValues.FreeType dwFreeType);
+        internal static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress, int dwSize, InteropValues.FreeType dwFreeType);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
-        public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
+        internal static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
-        public static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass,
+        internal static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass,
             string lpszWindow);
 
         [DllImport(InteropValues.ExternDll.User32)]
-        public static extern int GetWindowRect(IntPtr hwnd, out InteropValues.RECT lpRect);
+        internal static extern int GetWindowRect(IntPtr hwnd, out InteropValues.RECT lpRect);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto)]
-        public static extern bool GetCursorPos(out InteropValues.POINT pt);
+        internal static extern bool GetCursorPos(out InteropValues.POINT pt);
 
         [DllImport(InteropValues.ExternDll.User32)]
-        public static extern IntPtr GetDesktopWindow();
+        internal static extern IntPtr GetDesktopWindow();
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
         [return: MarshalAs(UnmanagedType.Bool)]
-        public static extern bool AddClipboardFormatListener(IntPtr hwnd);
+        internal static extern bool AddClipboardFormatListener(IntPtr hwnd);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
         [return: MarshalAs(UnmanagedType.Bool)]
-        public static extern bool RemoveClipboardFormatListener(IntPtr hwnd);
+        internal static extern bool RemoveClipboardFormatListener(IntPtr hwnd);
 
         [DllImport(InteropValues.ExternDll.User32)]
-        public static extern IntPtr GetSystemMenu(IntPtr hWnd, bool bRevert);
+        internal static extern IntPtr GetSystemMenu(IntPtr hWnd, bool bRevert);
 
         [DllImport(InteropValues.ExternDll.User32)]
-        public static extern bool InsertMenu(IntPtr hMenu, int wPosition, int wFlags, int wIDNewItem, string lpNewItem);
+        internal static extern bool InsertMenu(IntPtr hMenu, int wPosition, int wFlags, int wIDNewItem, string lpNewItem);
 
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true, ExactSpelling = true, EntryPoint = nameof(GetDC),
             CharSet = CharSet.Auto)]
-        public static extern IntPtr IntGetDC(HandleRef hWnd);
+        internal static extern IntPtr IntGetDC(HandleRef hWnd);
 
         [SecurityCritical]
-        public static IntPtr GetDC(HandleRef hWnd)
+        internal static IntPtr GetDC(HandleRef hWnd)
         {
             var hDc = IntGetDC(hWnd);
             if (hDc == IntPtr.Zero) throw new Win32Exception();
@@ -97,10 +101,10 @@ namespace HandyControl.Tools.Interop
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
         [DllImport(InteropValues.ExternDll.User32, ExactSpelling = true, EntryPoint = nameof(ReleaseDC), CharSet = CharSet.Auto)]
-        public static extern int IntReleaseDC(HandleRef hWnd, HandleRef hDC);
+        internal static extern int IntReleaseDC(HandleRef hWnd, HandleRef hDC);
 
         [SecurityCritical]
-        public static int ReleaseDC(HandleRef hWnd, HandleRef hDC)
+        internal static int ReleaseDC(HandleRef hWnd, HandleRef hDC)
         {
             HandleCollector.Remove((IntPtr) hDC, CommonHandles.HDC);
             return IntReleaseDC(hWnd, hDC);
@@ -109,12 +113,12 @@ namespace HandyControl.Tools.Interop
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
         [DllImport(InteropValues.ExternDll.Gdi32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
-        public static extern int GetDeviceCaps(HandleRef hDC, int nIndex);
+        internal static extern int GetDeviceCaps(HandleRef hDC, int nIndex);
 
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
         [DllImport(InteropValues.ExternDll.User32)]
-        public static extern int GetSystemMetrics(InteropValues.SM nIndex);
+        internal static extern int GetSystemMetrics(InteropValues.SM nIndex);
 
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
@@ -122,7 +126,7 @@ namespace HandyControl.Tools.Interop
         private static extern bool IntDestroyIcon(IntPtr hIcon);
 
         [SecurityCritical]
-        public static bool DestroyIcon(IntPtr hIcon)
+        internal static bool DestroyIcon(IntPtr hIcon)
         {
             var result = IntDestroyIcon(hIcon);
             return result;
@@ -134,14 +138,14 @@ namespace HandyControl.Tools.Interop
         private static extern bool IntDeleteObject(IntPtr hObject);
 
         [SecurityCritical]
-        public static bool DeleteObject(IntPtr hObject)
+        internal static bool DeleteObject(IntPtr hObject)
         {
             var result = IntDeleteObject(hObject);
             return result;
         }
 
         [SecurityCritical]
-        public static BitmapHandle CreateDIBSection(HandleRef hdc, ref InteropValues.BITMAPINFO bitmapInfo, int iUsage,
+        internal static BitmapHandle CreateDIBSection(HandleRef hdc, ref InteropValues.BITMAPINFO bitmapInfo, int iUsage,
             ref IntPtr ppvBits, SafeFileMappingHandle hSection, int dwOffset)
         {
             if (hSection == null) hSection = new SafeFileMappingHandle(IntPtr.Zero);
@@ -151,7 +155,7 @@ namespace HandyControl.Tools.Interop
         }
 
         [DllImport(InteropValues.ExternDll.Kernel32, EntryPoint = "CloseHandle", CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern bool IntCloseHandle(HandleRef handle);
+        internal static extern bool IntCloseHandle(HandleRef handle);
 
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
@@ -168,7 +172,7 @@ namespace HandyControl.Tools.Interop
             InteropValues.ICONINFO iconInfo);
 
         [SecurityCritical]
-        public static IconHandle CreateIconIndirect([In] [MarshalAs(UnmanagedType.LPStruct)]
+        internal static IconHandle CreateIconIndirect([In] [MarshalAs(UnmanagedType.LPStruct)]
             InteropValues.ICONINFO iconInfo)
         {
             var hIcon = PrivateCreateIconIndirect(iconInfo);
@@ -221,12 +225,12 @@ namespace HandyControl.Tools.Interop
             out IconHandle phiconSmall, int nIcons);
 
         [DllImport(InteropValues.ExternDll.Shell32, CharSet = CharSet.Auto)]
-        public static extern int Shell_NotifyIcon(int message, InteropValues.NOTIFYICONDATA pnid);
+        internal static extern int Shell_NotifyIcon(int message, InteropValues.NOTIFYICONDATA pnid);
 
         [SecurityCritical]
         [SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "CreateWindowExW")]
-        public static extern IntPtr CreateWindowEx(
+        internal static extern IntPtr CreateWindowEx(
             int dwExStyle,
             [MarshalAs(UnmanagedType.LPWStr)] string lpClassName,
             [MarshalAs(UnmanagedType.LPWStr)] string lpWindowName,
@@ -243,39 +247,273 @@ namespace HandyControl.Tools.Interop
         [SecurityCritical]
         [SuppressUnmanagedCodeSecurity]
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Unicode, SetLastError = true, BestFitMapping = false)]
-        public static extern short RegisterClass(InteropValues.WNDCLASS wc);
+        internal static extern short RegisterClass(InteropValues.WNDCLASS wc);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto)]
-        public static extern IntPtr DefWindowProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
+        internal static extern IntPtr DefWindowProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
 
         [DllImport(InteropValues.ExternDll.User32, ExactSpelling = true, CharSet = CharSet.Auto)]
-        public static extern bool SetForegroundWindow(IntPtr hWnd);
+        internal static extern bool SetForegroundWindow(IntPtr hWnd);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, IntPtr wParam, IntPtr lParam);
+        internal static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, IntPtr wParam, IntPtr lParam);
 
         [DllImport(InteropValues.ExternDll.Kernel32, CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern IntPtr GetModuleHandle(string lpModuleName);
+        internal static extern IntPtr GetModuleHandle(string lpModuleName);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern bool UnhookWindowsHookEx(IntPtr hhk);
+        internal static extern bool UnhookWindowsHookEx(IntPtr hhk);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern IntPtr SetWindowsHookEx(int idHook, InteropValues.HookProc lpfn, IntPtr hMod, uint dwThreadId);
+        internal static extern IntPtr SetWindowsHookEx(int idHook, InteropValues.HookProc lpfn, IntPtr hMod, uint dwThreadId);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
-        public static extern IntPtr GetWindowDC(IntPtr window);
+        internal static extern IntPtr GetWindowDC(IntPtr window);
 
         [DllImport(InteropValues.ExternDll.Gdi32, SetLastError = true)]
-        public static extern uint GetPixel(IntPtr dc, int x, int y);
+        internal static extern uint GetPixel(IntPtr dc, int x, int y);
 
         [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
-        public static extern int ReleaseDC(IntPtr window, IntPtr dc);
+        internal static extern int ReleaseDC(IntPtr window, IntPtr dc);
 
         [DllImport(InteropValues.ExternDll.Gdi32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
-        public static extern int GetDeviceCaps(IntPtr hdc, int nIndex);
+        internal static extern int GetDeviceCaps(IntPtr hdc, int nIndex);
 
         [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto)]
-        public static extern IntPtr GetDC(IntPtr ptr);
+        internal static extern IntPtr GetDC(IntPtr ptr);
+
+        internal static int NOTIFYOWNERACTIVATE
+        {
+            get
+            {
+                if (vsmNotifyOwnerActivate == 0)
+                {
+                    vsmNotifyOwnerActivate = RegisterWindowMessage("NOTIFYOWNERACTIVATE{A982313C-756C-4da9-8BD0-0C375A45784B}");
+                }
+                return vsmNotifyOwnerActivate;
+            }
+        }
+
+        [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static extern bool GetWindowPlacement(IntPtr hwnd, InteropValues.WINDOWPLACEMENT lpwndpl);
+        
+        internal static InteropValues.WINDOWPLACEMENT GetWindowPlacement(IntPtr hwnd)
+        {
+            InteropValues.WINDOWPLACEMENT wINDOWPLACEMENT = new InteropValues.WINDOWPLACEMENT();
+            if (GetWindowPlacement(hwnd, wINDOWPLACEMENT))
+            {
+                return wINDOWPLACEMENT;
+            }
+            throw new Win32Exception(Marshal.GetLastWin32Error());
+        }
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern int GetSystemMetrics(int index);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern int TrackPopupMenuEx(IntPtr hmenu, uint fuFlags, int x, int y, IntPtr hwnd, IntPtr lptpm);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool EnableMenuItem(IntPtr menu, uint uIDEnableItem, uint uEnable);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern short GetKeyState(int vKey);
+        
+        internal static bool IsKeyPressed(int vKey) => GetKeyState(vKey) < 0;
+
+        internal static IntPtr MakeParam(int lowWord, int highWord) => new IntPtr((lowWord & 65535) | highWord << 16);
+
+        internal static int GetXLParam(int lParam) => LoWord(lParam);
+
+        internal static int GetYLParam(int lParam) => HiWord(lParam);
+
+        internal static int HiWord(int value) => (short)(value >> 16);
+
+        internal static int LoWord(int value) => (short)(value & 65535);
+
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool ScreenToClient(IntPtr hWnd, ref InteropValues.POINT point);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern IntPtr MonitorFromWindow(IntPtr handle, int flags);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool ClientToScreen(IntPtr hWnd, ref InteropValues.POINT point);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool EnumThreadWindows(uint dwThreadId, InteropValues.EnumWindowsProc lpfn, IntPtr lParam);
+        
+        [DllImport(InteropValues.ExternDll.User32, SetLastError = true)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool PostMessage(IntPtr hWnd, int nMsg, IntPtr wParam, IntPtr lParam);
+
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern IntPtr GetDCEx(IntPtr hWnd, IntPtr hrgnClip, int dwFlags);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool DeleteDC(IntPtr hdc);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32, SetLastError = true)]
+        internal static extern IntPtr CreateCompatibleDC(IntPtr hdc);
+
+        [DllImport(InteropValues.ExternDll.Gdi32, ExactSpelling = true, SetLastError = true)]
+        internal static extern IntPtr SelectObject(IntPtr hdc, IntPtr hgdiobj);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32, CallingConvention = CallingConvention.StdCall, ExactSpelling = true)]
+        internal static extern IntPtr CreateRoundRectRgn(int nLeftRect, int nTopRect, int nRightRect, int nBottomRect, int nWidthEllipse, int nHeightEllipse);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32, CallingConvention = CallingConvention.StdCall, ExactSpelling = true)]
+        internal static extern IntPtr CreateRectRgn(int nLeftRect, int nTopRect, int nRightRect, int nBottomRect);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32, CallingConvention = CallingConvention.StdCall, ExactSpelling = true)]
+        internal static extern IntPtr CreateRectRgnIndirect(ref InteropValues.RECT lprc);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32, CallingConvention = CallingConvention.StdCall, ExactSpelling = true)]
+        private static extern int CombineRgn(IntPtr hrngDest, IntPtr hrgnSrc1, IntPtr hrgnSrc2, int fnCombineMode);
+
+        internal static int CombineRgn(IntPtr hrnDest, IntPtr hrgnSrc1, IntPtr hrgnSrc2,
+            InteropValues.CombineMode combineMode) => CombineRgn(hrnDest, hrgnSrc1, hrgnSrc2, (int) combineMode);
+
+        [DllImport(InteropValues.ExternDll.User32, CallingConvention = CallingConvention.StdCall, ExactSpelling = true)]
+        internal static extern int SetWindowRgn(IntPtr hWnd, IntPtr hRgn, [MarshalAs(UnmanagedType.Bool)] bool redraw);
+
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Unicode, SetLastError = true)]
+        internal static extern IntPtr SendMessage(IntPtr hWnd, int nMsg, IntPtr wParam, IntPtr lParam);
+
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern IntPtr MonitorFromPoint(InteropValues.POINT pt, int flags);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern IntPtr GetWindow(IntPtr hwnd, int nCmd);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool GetWindowInfo(IntPtr hwnd, ref InteropValues.WINDOWINFO pwi);
+
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool IsWindowVisible(IntPtr hwnd);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool IsIconic(IntPtr hwnd);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool IsZoomed(IntPtr hwnd);
+        
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto, ExactSpelling = true)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int x, int y, int cx, int cy, int flags);
+        
+        internal static System.Windows.Point GetCursorPos()
+        {
+            var result = default(System.Windows.Point);
+            if (GetCursorPos(out var point))
+            {
+                result.X = point.X;
+                result.Y = point.Y;
+            }
+            return result;
+        }
+
+        [DllImport(InteropValues.ExternDll.User32)]
+        private static extern int GetWindowLong(IntPtr hWnd, int nIndex);
+
+        internal static int GetWindowLong(IntPtr hWnd, InteropValues.GWL nIndex) => GetWindowLong(hWnd, (int)nIndex);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool GetClientRect(IntPtr hwnd, out InteropValues.RECT lpRect);
+
+        internal static IntPtr SetWindowLong(IntPtr hWnd, int nIndex, IntPtr dwNewLong)
+        {
+            if (IntPtr.Size == 4)
+            {
+                return SetWindowLongPtr32(hWnd, nIndex, dwNewLong);
+            }
+            return SetWindowLongPtr64(hWnd, nIndex, dwNewLong);
+        }
+        
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto, EntryPoint = "SetWindowLong")]
+        internal static extern IntPtr SetWindowLongPtr32(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
+        
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Auto, EntryPoint = "SetWindowLongPtr")]
+        internal static extern IntPtr SetWindowLongPtr64(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
+
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Unicode)]
+        private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
+        
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Unicode)]
+        private static extern IntPtr SetWindowLongPtr(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
+        
+        internal static IntPtr SetWindowLongPtr(IntPtr hWnd, InteropValues.GWLP nIndex, IntPtr dwNewLong)
+        {
+            if (IntPtr.Size == 8)
+            {
+                return SetWindowLongPtr(hWnd, (int)nIndex, dwNewLong);
+            }
+            return new IntPtr(SetWindowLong(hWnd, (int)nIndex, dwNewLong.ToInt32()));
+        }
+        
+        internal static int SetWindowLong(IntPtr hWnd, InteropValues.GWL nIndex, int dwNewLong) => SetWindowLong(hWnd, (int)nIndex, dwNewLong);
+
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Unicode)]
+        internal static extern ushort RegisterClass(ref InteropValues.WNDCLASS lpWndClass);
+
+        [DllImport(InteropValues.ExternDll.Kernel32)]
+        internal static extern uint GetCurrentThreadId();
+
+        [DllImport(InteropValues.ExternDll.User32, CharSet = CharSet.Unicode, SetLastError = true)]
+        internal static extern IntPtr CreateWindowEx(int dwExStyle, IntPtr classAtom, string lpWindowName, int dwStyle, int x, int y, int nWidth, int nHeight, IntPtr hWndParent, IntPtr hMenu, IntPtr hInstance, IntPtr lpParam);
+
+        [DllImport(InteropValues.ExternDll.Gdi32)]
+        internal static extern IntPtr CreateSolidBrush(int colorref);
+
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool DestroyWindow(IntPtr hwnd);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool UnregisterClass(IntPtr classAtom, IntPtr hInstance);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool UpdateLayeredWindow(IntPtr hwnd, IntPtr hdcDest, ref InteropValues.POINT pptDest, ref InteropValues.SIZE psize, IntPtr hdcSrc, ref InteropValues.POINT pptSrc, uint crKey, [In] ref InteropValues.BLENDFUNCTION pblend, uint dwFlags);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        internal static extern bool RedrawWindow(IntPtr hWnd, IntPtr lprcUpdate, IntPtr hrgnUpdate, InteropValues.RedrawWindowFlags flags);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool FillRect(IntPtr hDC, ref InteropValues.RECT rect, IntPtr hbrush);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool EnumDisplayMonitors(IntPtr hdc, IntPtr lprcClip, InteropValues.EnumMonitorsDelegate lpfnEnum, IntPtr dwData);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool IntersectRect(out InteropValues.RECT lprcDst, [In] ref InteropValues.RECT lprcSrc1, [In] ref InteropValues.RECT lprcSrc2);
+        
+        [DllImport(InteropValues.ExternDll.User32)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool GetMonitorInfo(IntPtr hMonitor, ref InteropValues.MONITORINFO monitorInfo);
+        
+        [DllImport(InteropValues.ExternDll.Gdi32, SetLastError = true)]
+        internal static extern IntPtr CreateDIBSection(IntPtr hdc, ref InteropValues.BITMAPINFO pbmi, uint iUsage, out IntPtr ppvBits, IntPtr hSection, uint dwOffset);
+        
+        [DllImport(InteropValues.ExternDll.MsImg)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool AlphaBlend(IntPtr hdcDest, int xoriginDest, int yoriginDest, int wDest, int hDest, IntPtr hdcSrc, int xoriginSrc, int yoriginSrc, int wSrc, int hSrc, InteropValues.BLENDFUNCTION pfn);
+        
+        internal static int GET_SC_WPARAM(IntPtr wParam) => (int)wParam & 65520;
     }
 }
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs b/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs
index dc2c7cd0..0a605703 100644
--- a/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs
@@ -1,18 +1,36 @@
 using System;
 using System.Runtime.InteropServices;
 using System.Security;
+using System.Windows;
 
 namespace HandyControl.Tools.Interop
 {
-    public class InteropValues
+    internal class InteropValues
     {
-        #region public
+        internal static class ExternDll
+        {
+            public const string
+                User32 = "user32.dll",
+                Gdi32 = "gdi32.dll",
+                Kernel32 = "kernel32.dll",
+                Shell32 = "shell32.dll",
+                MsImg = "msimg32.dll";
+        }
 
-        public delegate IntPtr HookProc(int code, IntPtr wParam, IntPtr lParam);
+        internal delegate IntPtr HookProc(int code, IntPtr wParam, IntPtr lParam);
 
-        public delegate IntPtr WndProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
+        internal delegate IntPtr WndProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
 
-        public const int
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal delegate bool EnumMonitorsDelegate(IntPtr hMonitor, IntPtr hdcMonitor, ref RECT lprcMonitor, IntPtr dwData);
+
+        internal delegate bool EnumWindowsProc(IntPtr hWnd, IntPtr lParam);
+
+        internal delegate IntPtr SubclassProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam, UIntPtr id, IntPtr refData);
+
+        internal delegate IntPtr WindowsHookProc(CbtHookAction code, IntPtr wParam, IntPtr lParam);
+
+        internal const int
             WS_CHILD = 0x40000000,
             BITSPIXEL = 12,
             PLANES = 14,
@@ -73,7 +91,7 @@ namespace HandyControl.Tools.Interop
             SW_HIDE = 0;
 
         [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
-        public class NOTIFYICONDATA
+        internal class NOTIFYICONDATA
         {
             public int cbSize = Marshal.SizeOf(typeof(NOTIFYICONDATA));
             public IntPtr hWnd;
@@ -93,40 +111,8 @@ namespace HandyControl.Tools.Interop
             public int dwInfoFlags;
         }
 
-        [Flags]
-        public enum ProcessAccess
-        {
-            AllAccess = CreateThread | DuplicateHandle | QueryInformation | SetInformation | Terminate | VMOperation | VMRead | VMWrite | Synchronize,
-            CreateThread = 0x2,
-            DuplicateHandle = 0x40,
-            QueryInformation = 0x400,
-            SetInformation = 0x200,
-            Terminate = 0x1,
-            VMOperation = 0x8,
-            VMRead = 0x10,
-            VMWrite = 0x20,
-            Synchronize = 0x100000
-        }
-
-        [Serializable, StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
-        public struct RECT
-        {
-            public int Left;
-            public int Top;
-            public int Right;
-            public int Bottom;
-
-            public RECT(int left, int top, int right, int bottom)
-            {
-                Left = left;
-                Top = top;
-                Right = right;
-                Bottom = bottom;
-            }
-        }
-
         [StructLayout(LayoutKind.Sequential, Pack = 1)]
-        public struct TBBUTTON
+        internal struct TBBUTTON
         {
             public int iBitmap;
             public int idCommand;
@@ -136,7 +122,7 @@ namespace HandyControl.Tools.Interop
         }
 
         [Flags]
-        public enum AllocationType
+        internal enum AllocationType
         {
             Commit = 0x1000,
             Reserve = 0x2000,
@@ -150,7 +136,7 @@ namespace HandyControl.Tools.Interop
         }
 
         [Flags]
-        public enum MemoryProtection
+        internal enum MemoryProtection
         {
             Execute = 0x10,
             ExecuteRead = 0x20,
@@ -166,7 +152,7 @@ namespace HandyControl.Tools.Interop
         }
 
         [StructLayout(LayoutKind.Sequential)]
-        public struct TRAYDATA
+        internal struct TRAYDATA
         {
             public IntPtr hwnd;
             public uint uID;
@@ -177,14 +163,14 @@ namespace HandyControl.Tools.Interop
         }
 
         [Flags]
-        public enum FreeType
+        internal enum FreeType
         {
             Decommit = 0x4000,
             Release = 0x8000,
         }
 
         [StructLayout(LayoutKind.Sequential)]
-        public struct POINT
+        internal struct POINT
         {
             public int X;
             public int Y;
@@ -196,14 +182,14 @@ namespace HandyControl.Tools.Interop
             }
         }
 
-        public enum HookType
+        internal enum HookType
         {
             WH_KEYBOARD_LL = 13,
             WH_MOUSE_LL = 14
         }
 
         [StructLayout(LayoutKind.Sequential)]
-        public struct MOUSEHOOKSTRUCT
+        internal struct MOUSEHOOKSTRUCT
         {
             public POINT pt;
             public IntPtr hwnd;
@@ -211,17 +197,227 @@ namespace HandyControl.Tools.Interop
             public IntPtr dwExtraInfo;
         }
 
-        #endregion
-
-        #region internal
-
-        internal static class ExternDll
+        [Flags]
+        internal enum ProcessAccess
         {
-            public const string
-                User32 = "user32.dll",
-                Gdi32 = "gdi32.dll",
-                Kernel32 = "kernel32.dll",
-                Shell32 = "shell32.dll";
+            AllAccess = CreateThread | DuplicateHandle | QueryInformation | SetInformation | Terminate | VMOperation | VMRead | VMWrite | Synchronize,
+            CreateThread = 0x2,
+            DuplicateHandle = 0x40,
+            QueryInformation = 0x400,
+            SetInformation = 0x200,
+            Terminate = 0x1,
+            VMOperation = 0x8,
+            VMRead = 0x10,
+            VMWrite = 0x20,
+            Synchronize = 0x100000
+        }
+
+        [Serializable, StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
+        internal struct RECT
+        {
+            public int Left;
+            public int Top;
+            public int Right;
+            public int Bottom;
+
+            public RECT(int left, int top, int right, int bottom)
+            {
+                Left = left;
+                Top = top;
+                Right = right;
+                Bottom = bottom;
+            }
+
+            public RECT(Rect rect)
+            {
+                Left = (int)rect.Left;
+                Top = (int)rect.Top;
+                Right = (int)rect.Right;
+                Bottom = (int)rect.Bottom;
+            }
+
+            public Point Position => new Point(Left, Top);
+            public Size Size => new Size(Width, Height);
+
+            public int Height
+            {
+                get => Bottom - Top;
+                set => Bottom = Top + value;
+            }
+
+            public int Width
+            {
+                get => Right - Left;
+                set => Right = Left + value;
+            }
+
+            public void Offset(int dx, int dy)
+            {
+                Left += dx;
+                Right += dx;
+                Top += dy;
+                Bottom += dy;
+            }
+
+            public Int32Rect ToInt32Rect() => new Int32Rect(Left, Top, Width, Height);
+        }
+
+        internal struct BLENDFUNCTION
+        {
+            public byte BlendOp;
+            public byte BlendFlags;
+            public byte SourceConstantAlpha;
+            public byte AlphaFormat;
+        }
+        internal enum GWL
+        {
+            STYLE = -16,
+            EXSTYLE = -20
+        }
+        internal enum GWLP
+        {
+            WNDPROC = -4,
+            HINSTANCE = -6,
+            HWNDPARENT = -8,
+            USERDATA = -21,
+            ID = -12
+        }
+        internal enum CombineMode
+        {
+            RGN_AND = 1,
+            RGN_OR,
+            RGN_XOR,
+            RGN_DIFF,
+            RGN_COPY,
+            RGN_MIN = 1,
+            RGN_MAX = 5
+        }
+
+        [StructLayout(LayoutKind.Sequential)]
+        internal class BITMAPFILEHEADER
+        {
+            public ushort bfType;
+            public uint bfSize;
+            public ushort bfReserved1;
+            public ushort bfReserved2;
+            public uint bfOffBits;
+        }
+
+        internal struct BITMAPINFOHEADER
+        {
+            internal uint biSize;
+            internal int biWidth;
+            internal int biHeight;
+            internal ushort biPlanes;
+            internal ushort biBitCount;
+            internal uint biCompression;
+            internal uint biSizeImage;
+            internal int biXPelsPerMeter;
+            internal int biYPelsPerMeter;
+            internal uint biClrUsed;
+            internal uint biClrImportant;
+        }
+
+        internal struct PictDescBitmap
+        {
+            internal int cbSizeOfStruct;
+            internal int pictureType;
+            internal IntPtr hBitmap;
+            internal IntPtr hPalette;
+            internal int unused;
+            internal static PictDescBitmap Default =>
+                new PictDescBitmap
+                {
+                    cbSizeOfStruct = 20,
+                    pictureType = 1,
+                    hBitmap = IntPtr.Zero,
+                    hPalette = IntPtr.Zero
+                };
+        }
+
+        [Flags]
+        internal enum RedrawWindowFlags : uint
+        {
+            Invalidate = 1u,
+            InternalPaint = 2u,
+            Erase = 4u,
+            Validate = 8u,
+            NoInternalPaint = 16u,
+            NoErase = 32u,
+            NoChildren = 64u,
+            AllChildren = 128u,
+            UpdateNow = 256u,
+            EraseNow = 512u,
+            Frame = 1024u,
+            NoFrame = 2048u
+        }
+
+        internal enum CbtHookAction
+        {
+            HCBT_MOVESIZE,
+            HCBT_MINMAX,
+            HCBT_QS,
+            HCBT_CREATEWND,
+            HCBT_DESTROYWND,
+            HCBT_ACTIVATE,
+            HCBT_CLICKSKIPPED,
+            HCBT_KEYSKIPPED,
+            HCBT_SYSCOMMAND,
+            HCBT_SETFOCUS
+        }
+
+        [StructLayout(LayoutKind.Sequential)]
+        internal class WINDOWPOS
+        {
+            public IntPtr hwnd;
+            public IntPtr hwndInsertAfter;
+            public int x;
+            public int y;
+            public int cx;
+            public int cy;
+            public uint flags;
+        }
+
+        [StructLayout(LayoutKind.Sequential)]
+        internal class WINDOWPLACEMENT
+        {
+            public int length = Marshal.SizeOf(typeof(WINDOWPLACEMENT));
+            public int flags;
+            public int showCmd;
+            public POINT ptMinPosition;
+            public POINT ptMaxPosition;
+            public RECT rcNormalPosition;
+        }
+
+        internal struct WINDOWINFO
+        {
+            public int cbSize;
+            public RECT rcWindow;
+            public RECT rcClient;
+            public int dwStyle;
+            public int dwExStyle;
+            public uint dwWindowStatus;
+            public uint cxWindowBorders;
+            public uint cyWindowBorders;
+            public ushort atomWindowType;
+            public ushort wCreatorVersion;
+        }
+
+        [StructLayout(LayoutKind.Sequential, Pack = 4)]
+        internal struct SIZE
+        {
+            [ComAliasName("Microsoft.VisualStudio.OLE.Interop.LONG")]
+            public int cx;
+            [ComAliasName("Microsoft.VisualStudio.OLE.Interop.LONG")]
+            public int cy;
+        }
+
+        internal struct MONITORINFO
+        {
+            public uint cbSize;
+            public RECT rcMonitor;
+            public RECT rcWork;
+            public uint dwFlags;
         }
 
         internal enum SM
@@ -455,59 +651,61 @@ namespace HandyControl.Tools.Interop
             internal const int FALSE = 0;
         }
 
-        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
-        internal class WNDCLASS
+        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
+        internal struct WNDCLASS
         {
-            public int style;
-            public WndProc lpfnWndProc;
+            public uint style;
+            public Delegate lpfnWndProc;
             public int cbClsExtra;
             public int cbWndExtra;
             public IntPtr hInstance;
             public IntPtr hIcon;
             public IntPtr hCursor;
             public IntPtr hbrBackground;
+            [MarshalAs(UnmanagedType.LPWStr)]
             public string lpszMenuName;
+            [MarshalAs(UnmanagedType.LPWStr)]
             public string lpszClassName;
         }
 
         [StructLayout(LayoutKind.Sequential, Pack = 2)]
         internal struct BITMAPINFO
         {
-            public int bmiHeader_biSize;
+            public int biSize;
 
-            public int bmiHeader_biWidth;
+            public int biWidth;
 
-            public int bmiHeader_biHeight;
+            public int biHeight;
 
-            public short bmiHeader_biPlanes;
+            public short biPlanes;
 
-            public short bmiHeader_biBitCount;
+            public short biBitCount;
 
-            public int bmiHeader_biCompression;
+            public int biCompression;
 
-            public int bmiHeader_biSizeImage;
+            public int biSizeImage;
 
-            public int bmiHeader_biXPelsPerMeter;
+            public int biXPelsPerMeter;
 
-            public int bmiHeader_biYPelsPerMeter;
+            public int biYPelsPerMeter;
 
-            public int bmiHeader_biClrUsed;
+            public int biClrUsed;
 
-            public int bmiHeader_biClrImportant;
+            public int biClrImportant;
 
             public BITMAPINFO(int width, int height, short bpp)
             {
-                bmiHeader_biSize = SizeOf();
-                bmiHeader_biWidth = width;
-                bmiHeader_biHeight = height;
-                bmiHeader_biPlanes = 1;
-                bmiHeader_biBitCount = bpp;
-                bmiHeader_biCompression = 0;
-                bmiHeader_biSizeImage = 0;
-                bmiHeader_biXPelsPerMeter = 0;
-                bmiHeader_biYPelsPerMeter = 0;
-                bmiHeader_biClrUsed = 0;
-                bmiHeader_biClrImportant = 0;
+                biSize = SizeOf();
+                biWidth = width;
+                biHeight = height;
+                biPlanes = 1;
+                biBitCount = bpp;
+                biCompression = 0;
+                biSizeImage = 0;
+                biXPelsPerMeter = 0;
+                biYPelsPerMeter = 0;
+                biClrUsed = 0;
+                biClrImportant = 0;
             }
 
             [SecuritySafeCritical]
@@ -526,7 +724,5 @@ namespace HandyControl.Tools.Interop
             public BitmapHandle hbmMask = null;
             public BitmapHandle hbmColor = null;
         }
-
-        #endregion
     }
 }
\ No newline at end of file