Mouse interaction

OpenRA.Game/Chrome.cs

@@ -1077,6 +1077,9 @@ namespace OpenRA
 		int2 lastMousePos;
 		public bool HandleInput(World world, MouseInput mi)
 		{
+			if (rootWidget.HandleInput(mi))
+				return true;
+			
 			if (mi.Event == MouseInputEvent.Move)
 				lastMousePos = mi.Location;
 

OpenRA.Game/Chrome/BackgroundWidget.cs

@@ -10,7 +10,7 @@ namespace OpenRA.Widgets
 		{
 			string collection = "dialog";
 			
-			Rectangle r = new Rectangle(X,Y,Width,Height);
+			Rectangle r = Bounds;
 			renderer.Device.EnableScissor(r.Left, r.Top, r.Width, r.Height);
 			
 			string[] images = { "border-t", "border-b", "border-l", "border-r", "corner-tl", "corner-tr", "corner-bl", "corner-br", "background" };

OpenRA.Game/Chrome/ButtonWidget.cs

@@ -8,11 +8,23 @@ namespace OpenRA.Widgets
 	{
 		public readonly string Text = null;
 		
+		public override bool HandleInput(MouseInput mi)
+		{
+			// TEMPORARY: Define a default mouse button event - quit the game
+			if (mi.Event == MouseInputEvent.Down && ClickRect.Contains(mi.Location.X,mi.Location.Y))
+			{
+				Game.Exit();
+				return true;
+			}
+			
+			return base.HandleInput(mi);
+		}
+		
 		public override void Draw(SpriteRenderer rgbaRenderer, Renderer renderer)
 		{
 			string collection = "dialog2";
 			
-			Rectangle r = new Rectangle(X,Y,Width,Height);
+			Rectangle r = Bounds;
 			renderer.Device.EnableScissor(r.Left, r.Top, r.Width, r.Height);
 			
 			string[] images = { "border-t", "border-b", "border-l", "border-r", "corner-tl", "corner-tr", "corner-bl", "corner-br", "background" };

OpenRA.Game/Chrome/LabelWidget.cs

@@ -10,7 +10,7 @@ namespace OpenRA.Widgets
 		
 		public override void Draw(SpriteRenderer rgbaRenderer, Renderer renderer)
 		{		
-			Rectangle r = new Rectangle(X,Y,Width,Height);
+			Rectangle r = Bounds;
 			renderer.Device.EnableScissor(r.Left, r.Top, r.Width, r.Height);
 			renderer.BoldFont.DrawText(rgbaRenderer, Text, new int2(X+Width/2, Y+Height/2) - new int2(renderer.BoldFont.Measure(Text).X / 2, renderer.BoldFont.Measure(Text).Y/2), Color.White);
 			renderer.Device.DisableScissor();

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 {	}
 }

OpenRA.Game/Chrome/WidgetLoader.cs

@@ -36,13 +36,13 @@ namespace OpenRA
 					{
 						// Hack around a bug in MiniYaml
 						c.Value.Value = c.Key;
-						widget.Children.Add( LoadWidget( c.Value ) );
+						widget.AddChild( LoadWidget( c.Value ) );
 					}
 				}
 				else
 					FieldLoader.LoadField( widget, child.Key, child.Value );
 			}
-	
+			widget.Initialize();
 			return widget;
 		}