xwt/Xwt.WPF/Xwt.WPFBackend/ToggleButtonBackend.cs

96 строки
2.6 KiB
C#

//
// ToggleButtonBackend.cs
//
// Author:
// Eric Maupin <ermau@xamarin.com>
//
// Copyright (c) 2012 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.Windows;
using Xwt.Backends;
using SWC = System.Windows.Controls;
using SWCP = System.Windows.Controls.Primitives;
namespace Xwt.WPFBackend
{
public class ToggleButtonBackend
: ButtonBackend, IToggleButtonBackend
{
public ToggleButtonBackend()
:base (new SWCP.ToggleButton())
{
}
public bool Active
{
get { return ToggleButton.IsChecked.HasValue && ToggleButton.IsChecked.Value; }
set { ToggleButton.IsChecked = value; }
}
public override void EnableEvent (object eventId)
{
base.EnableEvent (eventId);
if (eventId is ToggleButtonEvent)
{
switch ((ToggleButtonEvent)eventId)
{
case ToggleButtonEvent.Toggled:
ToggleButton.Checked += OnButtonToggled;
ToggleButton.Unchecked += OnButtonToggled;
break;
}
}
}
public override void DisableEvent (object eventId)
{
base.DisableEvent (eventId);
if (eventId is ToggleButtonEvent)
{
switch ((ToggleButtonEvent)eventId)
{
case ToggleButtonEvent.Toggled:
ToggleButton.Checked -= OnButtonToggled;
ToggleButton.Unchecked -= OnButtonToggled;
break;
}
}
}
protected new IToggleButtonEventSink EventSink
{
get { return (IToggleButtonEventSink) base.EventSink; }
}
protected SWCP.ToggleButton ToggleButton
{
get { return (SWCP.ToggleButton) NativeWidget; }
}
private void OnButtonToggled (object s, RoutedEventArgs e)
{
Context.InvokeUserCode (EventSink.OnToggled);
}
}
}