private void MessagesComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e) { if (MessagesComboBox.SelectedIndex == -1) { return; } string connectionId = _connections[MessagesComboBox.SelectedIndex].Id; MessageManager mm = new MessageManager(); MessagesListBox.ItemsSource = mm.GetMessages(new UserManager().CurrentUser.Id).Where(x => x.ConnectionId.Equals(connectionId)); }
private async void SendButton_Click(object sender, RoutedEventArgs e) { MessageManager mm = new MessageManager(); string connectionId = _connections[ContactsComboBox.SelectedIndex].Id; string message = MessageTextBox.Text; ContactsComboBox.IsEnabled = false; MessageTextBox.IsEnabled = false; SendButton.IsEnabled = false; User user = _users.FirstOrDefault(x => x.FullName.Equals(ContactsComboBox.SelectedItem)); await mm.SendMessage(connectionId, user.Id, message); ContactsComboBox.IsEnabled = true; MessageTextBox.IsEnabled = true; MessageTextBox.Text = ""; SendButton.IsEnabled = true; }
/// <summary> /// Invoked when the application is launched normally by the end user. Other entry points /// will be used when the application is launched to open a specific file, to display /// search results, and so forth. /// </summary> /// <param name="args">Details about the launch request and process.</param> protected override async void OnLaunched(LaunchActivatedEventArgs args) { Task task1 = new UserManager().InitialLoad(); Task task2 = new ConnectionManager().InitialLoad(); Task task3 = new MessageManager().InitialLoad(); await task1; await task2; await task3; Frame rootFrame = Window.Current.Content as Frame; // Do not repeat app initialization when the Window already has content, // just ensure that the window is active if (rootFrame == null) { // Create a Frame to act as the navigation context and navigate to the first page rootFrame = new Frame(); if (args.PreviousExecutionState == ApplicationExecutionState.Terminated) { //TODO: Load state from previously suspended application } // Place the frame in the current Window Window.Current.Content = rootFrame; } if (rootFrame.Content == null) { // When the navigation stack isn't restored navigate to the first page, // configuring the new page by passing required information as a navigation // parameter if (!rootFrame.Navigate(typeof(Login), args.Arguments)) { throw new Exception("Failed to create initial page"); } } // Ensure the current window is active Window.Current.Activate(); }