add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ThirdPartyLibs/Gwen/Controls/Modal.h

@@ -0,0 +1,37 @@
+#pragma once
+#ifndef GWEN_CONTROLS_MODAL_H
+#define GWEN_CONTROLS_MODAL_H
+
+#include "Gwen/Controls/Base.h"
+#include "Gwen/Gwen.h"
+#include "Gwen/Skin.h"
+
+
+namespace Gwen 
+{
+	namespace ControlsInternal
+	{
+		class Modal : public Controls::Base
+		{
+			GWEN_CONTROL_INLINE( Modal, Controls::Base )
+			{
+				SetKeyboardInputEnabled( true );
+				SetMouseInputEnabled( true );
+				SetShouldDrawBackground( true );
+			}
+			
+			virtual void Layout( Skin::Base* /*skin*/ )
+			{
+				SetBounds( 0, 0, GetCanvas()->Width(), GetCanvas()->Height() );
+			}
+
+			virtual void Render( Skin::Base* skin )
+			{
+				if ( !ShouldDrawBackground() ) return;
+
+				skin->DrawModalControl( this );
+			}
+		};
+	}
+}
+#endif