Fixes bug HearthSim#1191 (overlay window appearing in alt-tab switcher)

AnIratePirate · Aug 20, 2015 · 27f1222 · 27f1222
1 parent 84f2fae
commit 27f1222
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Showing 2 changed files with 5 additions and 4 deletions.
diff --git a/Hearthstone Deck Tracker/Utility/User32.cs b/Hearthstone Deck Tracker/Utility/User32.cs
@@ -24,7 +24,8 @@ public enum MouseEventFlags : uint
 			Wheel = 0x00000800
 		}
 
-		private const int WsExTransparent = 0x00000020;
+		public const int WsExTransparent = 0x00000020;
+		public const int WsExToolWindow = 0x00000080;
 		private const int GwlExstyle = (-20);
 		public const int SwRestore = 9;
 		private static DateTime _lastCheck;
@@ -66,10 +67,10 @@ public enum MouseEventFlags : uint
 		[DllImport("user32.dll")]
 		private static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
 
-		public static void SetWindowExTransparent(IntPtr hwnd)
+		public static void SetWindowExStyle(IntPtr hwnd, int style)
 		{
 			var extendedStyle = GetWindowLong(hwnd, GwlExstyle);
-			SetWindowLong(hwnd, GwlExstyle, extendedStyle | WsExTransparent);
+			SetWindowLong(hwnd, GwlExstyle, extendedStyle | style);
 		}
 
 		public static bool IsHearthstoneInForeground()

diff --git a/Hearthstone Deck Tracker/Windows/OverlayWindow.xaml.cs b/Hearthstone Deck Tracker/Windows/OverlayWindow.xaml.cs
@@ -497,7 +497,7 @@ private void ReSizePosLists()
 		private void Window_SourceInitialized_1(object sender, EventArgs e)
 		{
 			var hwnd = new WindowInteropHelper(this).Handle;
-			User32.SetWindowExTransparent(hwnd);
+			User32.SetWindowExStyle(hwnd, User32.WsExTransparent | User32.WsExToolWindow);
 		}
 
 		public void Update(bool refresh)