static void SwitchScreen(DashCMDScreen screen)
{
if (!ConsoleHandleExists)
{
return;
}
if (ActiveScreen != null)
{
ActiveScreen.Stop();
}
if (screen != null)
{
OnMainScreen = false;
Console.Clear();
ActiveScreen = screen;
Console.CursorVisible = false;
screen.Start();
}
else
{
Console.CursorVisible = true;
OnMainScreen = true;
ActiveScreen = null;
Console.ResetColor();
// Try-catch is for when coming out of a screen back to
// a lot of messages. It takes CMD so long to actually write
// them that the lines list changes causing a collection
// modified exception.
try { WriteLogScreen(); }
catch (Exception) { }
}
}
/// <summary>
/// Removes a screen with this CMD.
/// </summary>
/// <param name="screen">The screen to register.</param>
public static void RemoveScreen(DashCMDScreen screen)
{
if (screens.ContainsValue(screen))
{
throw new ArgumentException(String.Format("Screen not registered: {0}", screen.Name));
}
else
{
screens.Remove(screen.Name);
}
}
/// <summary>
/// Adds a screen with this CMD.
/// </summary>
/// <param name="screen">The screen to register.</param>
public static void AddScreen(DashCMDScreen screen)
{
if (screens.ContainsValue(screen))
{
throw new ArgumentException(String.Format("Screen already registered: {0}", screen.Name));
}
else
{
screens.Add(screen.Name, screen);
}
}