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ToggleSplitButtonAutomationPeer.cs
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ToggleSplitButtonAutomationPeer.cs
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See LICENSE in the project root for license information.
using System.Windows.Automation;
using System.Windows.Automation.Peers;
using System.Windows.Automation.Provider;
using ModernWpf.Controls;
namespace ModernWpf.Automation.Peers
{
public class ToggleSplitButtonAutomationPeer : FrameworkElementAutomationPeer,
IExpandCollapseProvider,
IToggleProvider
{
public ToggleSplitButtonAutomationPeer(ToggleSplitButton owner) : base(owner)
{
}
public override object GetPattern(PatternInterface patternInterface)
{
if (patternInterface == PatternInterface.ExpandCollapse ||
patternInterface == PatternInterface.Toggle)
{
return this;
}
return base.GetPattern(patternInterface);
}
protected override string GetClassNameCore()
{
return nameof(ToggleSplitButton);
}
protected override AutomationControlType GetAutomationControlTypeCore()
{
return AutomationControlType.SplitButton;
}
private ToggleSplitButton GetImpl()
{
ToggleSplitButton impl = null;
if (Owner is ToggleSplitButton splitButton)
{
impl = splitButton;
}
return impl;
}
public ExpandCollapseState ExpandCollapseState
{
get
{
ExpandCollapseState currentState = ExpandCollapseState.Collapsed;
var splitButton = GetImpl();
if (splitButton != null)
{
if (splitButton.IsFlyoutOpen)
{
currentState = ExpandCollapseState.Expanded;
}
}
return currentState;
}
}
public void Expand()
{
var splitButton = GetImpl();
if (splitButton != null)
{
splitButton.OpenFlyout();
}
}
public void Collapse()
{
var splitButton = GetImpl();
if (splitButton != null)
{
splitButton.CloseFlyout();
}
}
public ToggleState ToggleState
{
get
{
ToggleState state = ToggleState.Off;
var splitButton = GetImpl();
if (splitButton != null)
{
if (splitButton.IsChecked)
{
state = ToggleState.On;
}
}
return state;
}
}
public void Toggle()
{
var splitButton = GetImpl();
if (splitButton != null)
{
splitButton.Toggle();
}
}
}
}