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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Windows.Automation.Provider;
using System.Windows.Controls;
using System.Windows.Threading;
namespace System.Windows.Automation.Peers
{
///
public class ButtonAutomationPeer : ButtonBaseAutomationPeer, IInvokeProvider
{
///
public ButtonAutomationPeer(Button owner): base(owner)
{}
///
override protected string GetClassNameCore()
{
return "Button";
}
///
override protected AutomationControlType GetAutomationControlTypeCore()
{
return AutomationControlType.Button;
}
///
override public object GetPattern(PatternInterface patternInterface)
{
if (patternInterface == PatternInterface.Invoke)
return this;
else
return base.GetPattern(patternInterface);
}
void IInvokeProvider.Invoke()
{
if(!IsEnabled())
throw new ElementNotEnabledException();
// Async call of click event
// In ClickHandler opens a dialog and suspend the execution we don't want to block this thread
Dispatcher.BeginInvoke(DispatcherPriority.Input, new DispatcherOperationCallback(delegate(object param)
{
((Button)Owner).AutomationButtonBaseClick();
return null;
}), null);
}
}
}
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