private bool Cancel(long eid, string cancelMessage, bool isAsync, CancelEventCallback callback, Object state) { var parameterList = new Dictionary <string, string> { { "method", "facebook.events.cancel" } }; Utilities.AddRequiredParameter(parameterList, "eid", eid); Utilities.AddOptionalParameter(parameterList, "cancel_message", cancelMessage); if (isAsync) { SendRequestAsync <events_cancel_response, bool>(parameterList, !string.IsNullOrEmpty(Session.SessionKey), new FacebookCallCompleted <bool>(callback), state); return(true); } var response = SendRequest <events_cancel_response>(parameterList, !string.IsNullOrEmpty(Session.SessionKey)); return(response == null ? false : response.TypedValue); }
private bool Cancel(long eid, string cancelMessage, bool isAsync, CancelEventCallback callback, Object state) { var parameterList = new Dictionary<string, string> { { "method", "facebook.events.cancel" } }; Utilities.AddRequiredParameter(parameterList, "eid", eid); Utilities.AddOptionalParameter(parameterList, "cancel_message", cancelMessage); if (isAsync) { SendRequestAsync<events_cancel_response, bool>(parameterList, !string.IsNullOrEmpty(Session.SessionKey), new FacebookCallCompleted<bool>(callback), state); return true; } var response = SendRequest<events_cancel_response>(parameterList, !string.IsNullOrEmpty(Session.SessionKey)); return response == null ? false : response.TypedValue; }
/// <summary> /// Cancels an event. The application must be an admin of the event. /// </summary> /// <example> /// <code> /// private static void RunDemoAsync() /// { /// Api api = new Api(new DesktopSession(Constants.ApplicationKey, Constants.ApplicationSecret, Constants.ApplicationSecret, Constants.SessionKey)); /// api.Events.CancelAsync(Constants.EventId, "cancel message", AsyncDemoCompleted, null); /// } /// /// private static void AsyncDemoCompleted(bool result, Object state, FacebookException e) /// { /// var actual = result; /// } /// </code> /// </example> /// <param name="eid">The event ID.</param> /// <param name="cancelMessage">The message sent explaining why the event was canceled. You can pass an empty string if you don't want to provide an explanation.</param> /// <param name="callback">The AsyncCallback delegate</param> /// <param name="state">An object containing state information for this asynchronous request</param> /// <returns>This method returns true if the Cancel is successful.</returns> public void CancelAsync(long eid, string cancelMessage, CancelEventCallback callback, Object state) { Cancel(eid, cancelMessage, true, callback, state); }