66 lines
1.8 KiB
C#
66 lines
1.8 KiB
C#
// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System;
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using System.Diagnostics;
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using System.Windows.Automation;
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using System.Windows.Automation.Peers;
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using System.Windows.Automation.Provider;
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using System.Windows.Controls;
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using ICSharpCode.AvalonEdit.Utils;
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namespace ICSharpCode.AvalonEdit
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{
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/// <summary>
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/// Exposes <see cref="TextEditor"/> to automation.
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/// </summary>
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public class TextEditorAutomationPeer : FrameworkElementAutomationPeer, IValueProvider
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{
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/// <summary>
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/// Creates a new TextEditorAutomationPeer instance.
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/// </summary>
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public TextEditorAutomationPeer(TextEditor owner) : base(owner)
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{
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Debug.WriteLine("TextEditorAutomationPeer was created");
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}
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private TextEditor TextEditor {
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get { return (TextEditor)base.Owner; }
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}
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void IValueProvider.SetValue(string value)
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{
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this.TextEditor.Text = value;
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}
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string IValueProvider.Value {
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get { return this.TextEditor.Text; }
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}
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bool IValueProvider.IsReadOnly {
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get { return this.TextEditor.IsReadOnly; }
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}
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/// <inheritdoc/>
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public override object GetPattern(PatternInterface patternInterface)
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{
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if (patternInterface == PatternInterface.Value)
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return this;
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if (patternInterface == PatternInterface.Scroll) {
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ScrollViewer scrollViewer = this.TextEditor.ScrollViewer;
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if (scrollViewer != null)
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return UIElementAutomationPeer.CreatePeerForElement(scrollViewer);
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}
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return base.GetPattern(patternInterface);
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}
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internal void RaiseIsReadOnlyChanged(bool oldValue, bool newValue)
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{
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RaisePropertyChangedEvent(ValuePatternIdentifiers.IsReadOnlyProperty, Boxes.Box(oldValue), Boxes.Box(newValue));
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}
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}
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}
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