EventListener.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / AccessibleTech / longhorn / Automation / UIAutomationClient / MS / Internal / Automation / EventListener.cs / 1 / EventListener.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// 
// Description: 
// EventListener internal class holds the event data for both client and server sides
// 
// History:
//  06/17/2003 : [....] Ported to WCP
//
//--------------------------------------------------------------------------- 

using System; 
using System.Windows.Automation; 

namespace MS.Internal.Automation 
{
    // internal class holds the event data for both client and server sides
    internal class EventListener
    { 
        //-----------------------------------------------------
        // 
        //  Constructors 
        //
        //----------------------------------------------------- 

        #region Constructors

        // full ctor 
        internal EventListener(
            AutomationEvent eventId, 
            TreeScope scope, 
            AutomationProperty [] properties,
            UiaCoreApi.UiaCacheRequest cacheRequest 
            )
        {
            _eventId = eventId;
            _scope = scope; 
            if (properties != null)
                _properties = (AutomationProperty[])properties.Clone(); 
            else 
                _properties = null;
            _cacheRequest = cacheRequest; 
        }

        #endregion Constructors
 
        //------------------------------------------------------
        // 
        //  Internal Properties 
        //
        //----------------------------------------------------- 

        #region Internal Properties

        // returns the id of the event this listener represents. 
        internal AutomationEvent EventId
        { 
            get 
            {
                return _eventId; 
            }
        }

        // returns the array of properties being listened to for property changed events. 
        internal AutomationProperty [] Properties
        { 
            get 
            {
                return _properties; 
            }
        }

        // return scopt of this event 
        internal TreeScope TreeScope
        { 
            get 
            {
                return _scope; 
            }
        }

        // returns the list of properties, patterns, etc that we need to prefetch 
        internal UiaCoreApi.UiaCacheRequest CacheRequest
        { 
            get 
            {
                return _cacheRequest; 
            }
        }

        #endregion Internal Properties 

 
        //------------------------------------------------------ 
        //
        //  Private Fields 
        //
        //------------------------------------------------------

        #region Private Fields 

        private AutomationEvent            _eventId;    // the event this listener represents 
        private TreeScope                  _scope;      // fire events based on this scope 
        private AutomationProperty []      _properties; // for property change, indicates the properties we're listening for
        private UiaCoreApi.UiaCacheRequest _cacheRequest; // properties etc to prefetch 

        #endregion Private Fields
    }
} 

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

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