Remove stash file

stash

@@ -1,136 +0,0 @@
-diff --git a/Example/demo.cs b/Example/demo.cs
-index 1413f9b..1df6170 100644
---- a/Example/demo.cs
-+++ b/Example/demo.cs
-@@ -90,7 +90,7 @@ static class Demo {
- 			return true;
- 		}
- 
--		Application.MainLoop.AddTimeout (TimeSpan.FromMilliseconds (300), timer);
-+		//Application.MainLoop.AddTimeout (TimeSpan.FromMilliseconds (300), timer);
- 
- 
- 		// A little convoluted, this is because I am using this to test the
-diff --git a/Terminal.Gui/Drivers/WindowsDriver.cs b/Terminal.Gui/Drivers/WindowsDriver.cs
-index 229931a..a3ab2bd 100644
---- a/Terminal.Gui/Drivers/WindowsDriver.cs
-+++ b/Terminal.Gui/Drivers/WindowsDriver.cs
-@@ -323,6 +323,10 @@ namespace Terminal.Gui {
- 				this.X = X;
- 				this.Y = Y;
- 			}
-+
-+			public override string ToString() {
-+				return $"(X={X},Y={Y}";
-+			}
- 		};
- 
- 		[StructLayout(LayoutKind.Explicit, CharSet=CharSet.Unicode)]
-@@ -346,6 +350,34 @@ namespace Terminal.Gui {
- 			public short Top;
- 			public short Right;
- 			public short Bottom;
-+
-+			public static void MakeEmpty (ref SmallRect rect) {
-+				rect.Left = -1;
-+			}
-+
-+			public static void Update (ref SmallRect rect, short col, short row) {
-+				if (rect.Left == -1) {
-+					System.Diagnostics.Debugger.Log(0, "debug", $"damager From Empty {col},{row}\n");
-+					rect.Left = rect.Right = col;
-+					rect.Bottom = rect.Top = row;
-+					return;
-+				}
-+				if (col >= rect.Left && col <= rect.Right && row >= rect.Top && row <= rect.Bottom)
-+					return;
-+				if (col < rect.Left)
-+					rect.Left = col;
-+				if (col > rect.Right)
-+					rect.Right = col;
-+				if (row < rect.Top)
-+					rect.Top = row;
-+				if (row > rect.Bottom)
-+					rect.Bottom = row;
-+				System.Diagnostics.Debugger.Log(0, "debug", $"Expanding {rect.ToString()}\n");
-+			}
-+
-+			public override string ToString() {
-+				return $"Left={Left},Top={Top},Right={Right},Bottom={Bottom}";
-+			}
- 		}
- 
- 		[DllImport ("kernel32.dll", SetLastError = true)]
-@@ -410,7 +442,7 @@ namespace Terminal.Gui {
- 		WindowsConsole WinConsole;
- 
- 		WindowsConsole.CharInfo[] OutputBuffer;
--
-+		WindowsConsole.SmallRect damageRegion;
- 		int cols, rows;
- 
- 		public override int Cols => cols;
-@@ -424,6 +456,7 @@ namespace Terminal.Gui {
- 			WinConsole = new WindowsConsole();
- 			cols = Console.WindowWidth;
- 			rows = Console.WindowHeight - 1;
-+			WindowsConsole.SmallRect.MakeEmpty(ref damageRegion);
- 			ResizeScreen ();
- 			UpdateOffScreen ();
- 		}
-@@ -649,6 +682,12 @@ namespace Terminal.Gui {
- 		{
- 			OutputBuffer = new WindowsConsole.CharInfo[Rows * Cols];
- 			Clip = new Rect (0, 0, Cols, Rows);
-+			damageRegion = new WindowsConsole.SmallRect() {
-+				Top = 0,
-+				Left = 0,
-+				Bottom = (short)Rows,
-+				Right = (short) Cols
-+			};
- 		}
- 
- 		void UpdateOffScreen ()
-@@ -675,6 +714,7 @@ namespace Terminal.Gui {
- 			if (Clip.Contains (ccol, crow)){
- 				OutputBuffer[position].Attributes = (ushort)currentAttribute;
- 				OutputBuffer[position].Char.UnicodeChar = (char)rune;
-+				WindowsConsole.SmallRect.Update(ref damageRegion, (short)ccol, (short)crow);
- 			}
- 
- 			ccol++;
-@@ -709,6 +749,8 @@ namespace Terminal.Gui {
- 
- 		public override void Refresh()
- 		{
-+			UpdateScreen();
-+#if false
- 			var bufferCoords = new WindowsConsole.Coord (){
- 				X = (short)Clip.Width,
- 				Y = (short)Clip.Height
-@@ -723,10 +765,14 @@ namespace Terminal.Gui {
- 
- 			UpdateCursor();
- 			WinConsole.WriteToConsole (OutputBuffer, bufferCoords, window);
-+#endif
- 		}
- 
- 		public override void UpdateScreen ()
- 		{
-+			if (damageRegion.Left == -1)
-+				return;
-+
- 			var bufferCoords = new WindowsConsole.Coord (){
- 				X = (short)Clip.Width,
- 				Y = (short)Clip.Height
-@@ -740,7 +786,9 @@ namespace Terminal.Gui {
- 			};
- 
- 			UpdateCursor();
--			WinConsole.WriteToConsole (OutputBuffer, bufferCoords, window);
-+			
-+			WinConsole.WriteToConsole (OutputBuffer, bufferCoords, damageRegion);
-+			WindowsConsole.SmallRect.MakeEmpty(ref damageRegion);
- 		}
- 
- 		public override void UpdateCursor()