Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / AccessibleTech / longhorn / Automation / UIAutomationClient / MS / Internal / Automation / CalloutQueueItem.cs / 1 / CalloutQueueItem.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Class to create a queue on its own thread. // // History: // 06/17/2003 : [....] Ported to WCP // //--------------------------------------------------------------------------- using System.Windows.Automation; using System.Windows.Automation.Provider; using System; using System.Collections; using System.ComponentModel; using MS.Internal.Automation; using MS.Win32; namespace MS.Internal.Automation { // Worker class used to queue callbacks that came from the PAW server. Used by // ClientEventManager in its event handler that recieves events from the server. // These events are queued in order to get them off the servers UI thread. internal class CalloutQueueItem : QueueItem { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors internal CalloutQueueItem(Delegate clientCallback, UiaCoreApi.UiaCacheResponse cacheResponse, AutomationEventArgs e, UiaCoreApi.UiaCacheRequest cacheRequest) { _clientCallback = clientCallback; _cacheResponse = cacheResponse; _e = e; _cacheRequest = cacheRequest; } #endregion Constructors //------------------------------------------------------ // // Internal Methods // //----------------------------------------------------- #region Internal Methods internal override void Process() { AutomationElement el = CacheHelper.BuildAutomationElementsFromResponse(_cacheRequest, _cacheResponse); InvokeHandlers.InvokeClientHandler(_clientCallback, el, _e); } #endregion Internal Methods //------------------------------------------------------ // // Private Fields // //------------------------------------------------------ #region Private Fields internal Delegate _clientCallback; // the client's callback delegate internal UiaCoreApi.UiaCacheResponse _cacheResponse; // prefetched data (possibly including the element and properties/patterns) internal UiaCoreApi.UiaCacheRequest _cacheRequest; // list of items to prefetch (also used when deserializing prefetched data) internal AutomationEventArgs _e; // the event args for the callback #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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