protected override void OnStartup(StartupEventArgs e)
{
// temporarily take control
Current.ShutdownMode = ShutdownMode.OnExplicitShutdown;
// prompt user for handle
var(OK, handle) = PromptUserForHandle();
// if user declined to enter a handle
if (!OK)
{
Current.Shutdown();
return; /* early exit */
}
// else we have a valid handle, so...
// relinquish control
Current.ShutdownMode = ShutdownMode.OnMainWindowClose;
// configure main window and view model
var control = string.Format($"{Default.HostAddress}:{Default.ControlPort}");
var config = new Proxy.Config(control, (int)Default.IdleMilliseconds, handle);
Current.MainWindow = new MainWindow()
{
DataContext = new MainWindowViewModel(config, cts.Token)
};
// run application
Current.MainWindow.Show();
}
public MainWindowViewModel(Proxy.Config proxyConfig, CancellationToken token)
{
this.handle_ = proxyConfig.Handle;
this.filter_ = Lobby.UserHandle;
this.input_ = string.Empty;
this.chatItems.CollectionChanged += (sender, e) => { Notify(nameof(ChatUpdate)); };
this.userItems.CollectionChanged += (sender, e) => { Notify(nameof(ActiveUser)); };
ChatMessages.SortDescriptions.Add(new SortDescription("UserHandle", ListSortDirection.Ascending));
ChatMessages.Filter = (item) => (item is ChatUpdate msg) &&
(msg.IsPrivate && Filter == msg.Sender ||
msg.IsPublic && Filter == GroupSender);
Proxy.Start(proxyConfig, token);
}
public MainWindowViewModel(Proxy.Config proxyConfig, CancellationToken token)
{
this.handle_ = proxyConfig.Handle;
this.filter_ = Lobby.UserHandle;
this.input_ = string.Empty;
this.chatItems.CollectionChanged += (sender, e) => { Notify(nameof(ChatUpdate)); };
this.userItems.CollectionChanged += (sender, e) => { Notify(nameof(ActiveUser)); };
ChatMessages.SortDescriptions.Add(new SortDescription("UserHandle", ListSortDirection.Ascending));
ChatMessages.Filter = (item) => (item is ChatUpdate msg) &&
(msg.IsPrivate && Filter == msg.Sender ||
msg.IsPublic && Filter == GroupSender);
Proxy.UserStream.ObserveOnDispatcher().Subscribe(UpdateActiveUsers);
Proxy.NewsStream.ObserveOnDispatcher().Subscribe(UpdateChatHistory); // Add subscription to property, pass updates to a callback
Proxy.Start(proxyConfig, token);
}
