Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Automation / Peers / ContentElementAutomationPeer.cs / 1305600 / ContentElementAutomationPeer.cs
//---------------------------------------------------------------------------- // // File: ContentElementAutomationPeer.cs // // Copyright (C) Microsoft Corporation. All rights reserved. // // Description: Automation element for ContentElements // //--------------------------------------------------------------------------- using System; // Object using System.Collections.Generic; // Listusing System.Windows.Input; // AccessKeyManager using MS.Internal.PresentationCore; // SR using System.Windows.Automation.Provider; using System.Windows.Automation; using MS.Internal.Automation; namespace System.Windows.Automation.Peers { /// public class ContentElementAutomationPeer : AutomationPeer { /// public ContentElementAutomationPeer(ContentElement owner) { if (owner == null) { throw new ArgumentNullException("owner"); } _owner = owner; } /// public ContentElement Owner { get { return _owner; } } /// /// This static helper creates an AutomationPeer for the specified element and /// caches it - that means the created peer is going to live long and shadow the /// element for its lifetime. The peer will be used by Automation to proxy the element, and /// to fire events to the Automation when something happens with the element. /// The created peer is returned from this method and also from subsequent calls to this method /// and public static AutomationPeer CreatePeerForElement(ContentElement element) { if (element == null) { throw new ArgumentNullException("element"); } return element.CreateAutomationPeer(); } /// public static AutomationPeer FromElement(ContentElement element) { if (element == null) { throw new ArgumentNullException("element"); } return element.GetAutomationPeer(); } ///. The type of the peer is determined by the /// virtual callback. If FrameworkContentElement does not /// implement the callback, there will be no peer and this method will return 'null' (in other /// words, there is no such thing as a 'default peer'). /// /// override protected List/// GetChildrenCore() { return null; } /// override public object GetPattern(PatternInterface patternInterface) { //Support synchronized input if (patternInterface == PatternInterface.SynchronizedInput) { // Adaptor object is used here to avoid loading UIA assemblies in non-UIA scenarios. if (_synchronizedInputPattern == null) _synchronizedInputPattern = new SynchronizedInputAdaptor(_owner); return _synchronizedInputPattern; } return null; } /// /// protected override AutomationControlType GetAutomationControlTypeCore() { return AutomationControlType.Custom; } ////// /// protected override string GetAutomationIdCore() { return AutomationProperties.GetAutomationId(_owner); } ////// /// protected override string GetNameCore() { return AutomationProperties.GetName(_owner); } ////// /// protected override string GetHelpTextCore() { return AutomationProperties.GetHelpText(_owner); } ////// /// override protected Rect GetBoundingRectangleCore() { return Rect.Empty; } ////// /// override protected bool IsOffscreenCore() { return true; } ////// /// override protected AutomationOrientation GetOrientationCore() { return AutomationOrientation.None; } ////// /// override protected string GetItemTypeCore() { return string.Empty; } ////// /// override protected string GetClassNameCore() { return string.Empty; } ////// /// override protected string GetItemStatusCore() { return string.Empty; } ////// /// override protected bool IsRequiredForFormCore() { return false; } ////// /// override protected bool IsKeyboardFocusableCore() { return Keyboard.IsFocusable(_owner); } ////// /// override protected bool HasKeyboardFocusCore() { return _owner.IsKeyboardFocused; } ////// /// override protected bool IsEnabledCore() { return _owner.IsEnabled; } ////// /// override protected bool IsPasswordCore() { return false; } ////// /// override protected bool IsContentElementCore() { return true; } ////// /// override protected bool IsControlElementCore() { return false; } ////// /// override protected AutomationPeer GetLabeledByCore() { return null; } ////// /// override protected string GetAcceleratorKeyCore() { return string.Empty; } ////// /// override protected string GetAccessKeyCore() { return AccessKeyManager.InternalGetAccessKeyCharacter(_owner); } ////// /// override protected Point GetClickablePointCore() { return new Point(double.NaN, double.NaN); } ////// /// override protected void SetFocusCore() { if (!_owner.Focus()) throw new InvalidOperationException(SR.Get(SRID.SetFocusFailed)); } /// internal override Rect GetVisibleBoundingRectCore() { return GetBoundingRectangle(); } private ContentElement _owner; private SynchronizedInputAdaptor _synchronizedInputPattern; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.///
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