/// <summary>
/// Callback on Send button from text chat clicker.
/// If connected, this sends the text message to the remote peer using
/// the previously opened data channel.
/// </summary>
/// <param name="sender">The object which invoked the event.</param>
/// <param name="e">Event arguments.</param>
private void ChatSendButton_Click(object sender, RoutedEventArgs e)
{
if (string.IsNullOrWhiteSpace(chatInputBox.Text))
{
return;
}
ChatChannelModel chat = SessionModel.ChatChannels.SelectedItem;
if (chat == null)
{
return;
}
// Send the message through the data channel
byte[] chatMessage = System.Text.Encoding.UTF8.GetBytes(chatInputBox.Text);
chat.DataChannel.SendMessage(chatMessage);
// Save and display in the UI
var newLine = $"[local] {chatInputBox.Text}\n";
chat.AppendText(newLine);
chatScrollViewer.ChangeView(chatScrollViewer.HorizontalOffset,
chatScrollViewer.ScrollableHeight,
chatScrollViewer.ZoomFactor); // scroll to end
chatInputBox.Text = string.Empty;
}
private void OnDataChannelAdded(DataChannel channel)
{
Logger.Log($"Added data channel '{channel.Label}' (#{channel.ID}).");
ThreadHelper.RunOnMainThread(() =>
{
var chat = new ChatChannelModel(channel);
ChatChannels.Add(chat);
});
}