Mouse interaction

OpenRA.Game/Chrome/Widget.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Drawing;
 using OpenRA.FileFormats;
 using OpenRA.Graphics;
 
@@ -12,12 +13,48 @@ namespace OpenRA.Widgets
 		public readonly int Width = 0;
 		public readonly int Height = 0;
 		public readonly List<Widget> Children = new List<Widget>();
+		public Rectangle Bounds
+		{
+			get {return new Rectangle(X,Y,Width, Height);}
+		}
+		
+		public Rectangle ClickRect;
+		
+		public virtual void Initialize()
+		{
+			// Create the clickrect
+			ClickRect = Bounds;	
+			foreach (var child in Children)
+				ClickRect = Rectangle.Union(ClickRect, child.Bounds);
+
+		}
 		
 		public virtual void Draw(SpriteRenderer rgbaRenderer, Renderer renderer)
 		{
 			foreach (var child in Children)
 				child.Draw(rgbaRenderer, renderer);
 		}
+		
+		public virtual bool HandleInput(MouseInput mi)
+		{
+			bool caught = false;
+			if (ClickRect.Contains(mi.Location.X,mi.Location.Y))
+			{
+				foreach (var child in Children)
+				{
+					caught = child.HandleInput(mi);
+					if (caught)
+						break;
+				}
+			}
+			
+			return caught;
+		}
+		
+		public void AddChild(Widget child)
+		{
+			Children.Add( child );
+		}
 	}
 	class ContainerWidget : Widget {	}
 }