//
// OpacitySample.cs
//
// Author:
//       Lluis Sanchez <lluis@xamarin.com>
//
// Copyright (c) 2013 Xamarin Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using Xwt;

namespace Samples
{
	public class OpacitySample: VBox
	{
		public OpacitySample ()
		{
			bool transparent = false;

			Button b = new Button ("Toggle Widget Opacity");
			if (!Toolkit.CurrentEngine.SupportedFeatures.HasFlag (ToolkitFeatures.WidgetOpacity)) {
				b.Label += ": Not supported";
				b.Sensitive = false;
			}
			b.Clicked += delegate {
				if (transparent) {
					b.Opacity = 1;
				}
				else {
					b.Opacity = 0.5;
				}
				transparent = !transparent;
			};
			PackStart (b);

			bool winTransparent = false;

			Button bw = new Button ("Toggle Window Opacity");
			if (!Toolkit.CurrentEngine.SupportedFeatures.HasFlag (ToolkitFeatures.WindowOpacity)) {
				bw.Label += ": Not supported";
				bw.Sensitive = false;
			}
			bw.Clicked += delegate {
				if (winTransparent) {
					ParentWindow.Opacity = 1;
				}
				else {
					ParentWindow.Opacity = 0.5;
				}
				winTransparent = !winTransparent;
			};
			PackStart (bw);
		}
	}
}

