FrameworkContentElementAutomationPeer.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Automation / Peers / FrameworkContentElementAutomationPeer.cs / 1305600 / FrameworkContentElementAutomationPeer.cs

                            //---------------------------------------------------------------------------- 
//
// Copyright (C) Microsoft Corporation.  All rights reserved.
//
// File: FrameworkContentElementAutomationPeer.cs 
//
// Description: AutomationPeer associated with FrameworkContnetElement. 
// 
//---------------------------------------------------------------------------
 
using System.Windows.Markup;                // DefinitionProperties
using System.Windows.Controls;              // Label

namespace System.Windows.Automation.Peers 
{
    ///  
    /// AutomationPeer associated with FrameworkContentElement. 
    /// 
    public class FrameworkContentElementAutomationPeer : ContentElementAutomationPeer 
    {
        /// 
        /// Constructor.
        ///  
        /// Owner of the AutomationPeer.
        public FrameworkContentElementAutomationPeer(FrameworkContentElement owner) 
            : base(owner) 
        { }
 
        /// 
        /// 
        /// 
        protected override string GetAutomationIdCore() 
        {
            //  1. fetch AutomationProperties.AutomationIdProperty 
            string result = base.GetAutomationIdCore(); 

            if (string.IsNullOrEmpty(result)) 
            {
                //  2. fetch x:Uid
                // Uid's do not appear on content elements.
                // result = DefinitionProperties.GetUid(Owner); 

                if (string.IsNullOrEmpty(result)) 
                { 
                    //  3. fetch FrameworkElement.NameProperty
                    result = ((FrameworkContentElement)Owner).Name; 
                }
            }

            return result == null ? string.Empty : result; 
        }
 
        /// 
        protected override string GetHelpTextCore()
        { 
            string result = base.GetHelpTextCore();
            if (string.IsNullOrEmpty(result))
            {
                object toolTip = ((FrameworkContentElement)Owner).ToolTip; 
                if (toolTip != null)
                { 
                    result = toolTip as string; 
                    if (string.IsNullOrEmpty(result))
                    { 
                        FrameworkElement toolTipElement = toolTip as FrameworkElement;
                        if (toolTipElement != null)
                            result = toolTipElement.GetPlainText();
                    } 
                }
            } 
            return result ?? String.Empty; 
        }
 
        ///
        override protected AutomationPeer GetLabeledByCore()
        {
            AutomationPeer labelPeer = base.GetLabeledByCore(); 
            if (labelPeer == null)
            { 
                Label label = Label.GetLabeledBy(Owner); 
                if (label != null)
                    return label.GetAutomationPeer(); 
            }

            return labelPeer;
        } 

    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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