/// <summary> /// the basic interface as an async version. This call will return directly /// and you need to rely on the events fired to figure out what happened. /// </summary> /// <param name="queryUri">the Uri to Query</param> /// <param name="ifModifiedSince">The ifmodifiedsince date, use DateTime.MinValue if you want everything</param> /// <param name="doParse">if true, returns a feed, else a stream</param> /// <param name="userData">The userData token. this must be unique if you make several async requests at once</param> /// <returns>nothing</returns> private void QueryAsync(Uri queryUri, DateTime ifModifiedSince, bool doParse, Object userData) { AsyncOperation asyncOp = AsyncOperationManager.CreateOperation(userData); AsyncQueryData data = new AsyncQueryData(queryUri, ifModifiedSince, doParse, asyncOp, userData, ProgressReportDelegate); AddUserDataToDictionary(userData, asyncOp); // Start the asynchronous operation. WorkerQueryEventHandler workerDelegate = new WorkerQueryEventHandler(AsyncQueryWorker); workerDelegate.BeginInvoke( data, asyncOp, CompletionMethodDelegate, null, null); }
/// <summary> /// the basic interface as an async version. This call will return directly /// and you need to rely on the events fired to figure out what happened. /// </summary> /// <param name="queryUri">the Uri to Query</param> /// <param name="ifModifiedSince">The ifmodifiedsince date, use DateTime.MinValue if you want everything</param> /// <param name="doParse">if true, returns a feed, else a stream</param> /// <param name="userData">The userData token. this must be unique if you make several async requests at once</param> /// <returns>nothing</returns> private void QueryAsync(Uri queryUri, DateTime ifModifiedSince, bool doParse, Object userData) { AsyncOperation asyncOp = AsyncOperationManager.CreateOperation(userData); AsyncQueryData data = new AsyncQueryData(queryUri, ifModifiedSince, doParse, asyncOp, userData, this.ProgressReportDelegate); AddUserDataToDictionary(userData, asyncOp); // Start the asynchronous operation. WorkerQueryEventHandler workerDelegate = new WorkerQueryEventHandler(AsyncQueryWorker); workerDelegate.BeginInvoke( data, asyncOp, this.CompletionMethodDelegate, null, null); }