private void OnUIStateChanged(UIStateFlags newState)
{
// update state of UI elements
NotifyIconComponent notifyIcon = this.notifyIcon;
if (notifyIcon != null)
{
notifyIcon.ExitMenuItem.Enabled = ((newState & UIStateFlags.ExitEnabled) != 0);
notifyIcon.StartMenuItem.Enabled = ((newState & UIStateFlags.StartEnabled) != 0);
notifyIcon.StopMenuItem.Enabled = ((newState & UIStateFlags.StopEnabled) != 0);
notifyIcon.SettingsMenuItem.Enabled = ((newState & UIStateFlags.SettingsEnabled) != 0);
notifyIcon.AboutMenuItem.Enabled = ((newState & UIStateFlags.AboutEnabled) != 0);
if (this.Command.IsProxyRunning)
{
notifyIcon.Icon = AssemblyResources.OnIcon;
}
else
{
notifyIcon.Icon = AssemblyResources.OffIcon;
}
}
// notify
if (this.UIStateChanged != null)
{
try {
this.UIStateChanged(this, EventArgs.Empty);
} catch {
// continue
}
}
return;
}
internal App(Command command) : base()
{
// argument checks
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
// initialize members
this.Command = command;
this.UIState = UIStateFlags.InitialState;
this.onIcon = null;
this.offIcon = null;
this.notifyIcon = null;
this.mainWindow = null;
return;
}
protected override void OnStartup(StartupEventArgs e)
{
// process the base class level tasks
base.OnStartup(e);
// process this class level tasks
this.ShutdownMode = ShutdownMode.OnExplicitShutdown;
this.onIcon = BitmapFrame.Create(new Uri("pack://siteoforigin:,,,/Resources/OnIcon.ico"));
this.offIcon = BitmapFrame.Create(new Uri("pack://siteoforigin:,,,/Resources/OffIcon.ico"));
// setup task tray menu
NotifyIconComponent notifyIcon = new NotifyIconComponent();
notifyIcon.StartMenuItem.Click += this.StartMenuItem_Click;
notifyIcon.StopMenuItem.Click += this.StopMenuItem_Click;
notifyIcon.OpenMenuItem.Click += this.OpenMenuItem_Click;
notifyIcon.SettingsMenuItem.Click += this.SettingsMenuItem_Click;
notifyIcon.AboutMenuItem.Click += this.AboutMenuItem_Click;
notifyIcon.ExitMenuItem.Click += this.ExitMenuItem_Click;
this.notifyIcon = notifyIcon;
// misc
this.Command.ProxyStateChanged += command_ProxyStateChanged;
SetUIState(UIStateFlags.None);
this.Command.DoInitialSetup();
if (this.Command.Settings.GUI.Start)
{
// start proxying with delay
this.Command.ScheduleStartProxy();
}
// UI state must be updated after the initial setup
// otherwise another window can be opened from the context menu
UpdateUIState();
return;
}