/// <summary>
/// Exits all screens
/// </summary>
public void ExitAll()
{
GameScreen[] to_remove = null;
lock (_screens)
{
to_remove = new GameScreen[_screens.Count];
_screens.CopyTo(to_remove);
}
foreach (GameScreen i_screen in to_remove)
i_screen.ExitScreen();
}
/// <summary>
/// Removes a screen from the screen manager. You should normally
/// use <see cref="GameScreen"/>.ExitScreen instead of calling this directly, so
/// the screen can gradually transition off rather than just being
/// instantly removed.
/// </summary>
public void RemoveScreen(GameScreen screen)
{
// If we have a graphics device, tell the screen to unload content.
if ((_graphicsDeviceService != null) &&
(_graphicsDeviceService.GraphicsDevice != null))
{
screen.UnloadContent();
}
// Remove the screen from the arrays
lock (_screens)
_screens.Remove(screen);
lock (_screensToUpdate)
_screensToUpdate.Remove(screen);
// Dispose the Screen (Release it's Content)
screen.Dispose();
this.OnResize -= screen.DoResize;
}
/// <summary>
/// Removes all screens but argument screen
/// </summary>
/// <param name="excluded_screen"></param>
public void RemoveAllBut(GameScreen excludedScreen)
{
List<GameScreen> i_screensToRemove = new List<GameScreen>();
lock (_screens)
foreach (GameScreen i_screen in _screens)
if (i_screen != excludedScreen)
i_screensToRemove.Add(i_screen);
foreach (GameScreen i_screen in i_screensToRemove)
RemoveScreen(i_screen);
i_screensToRemove.Clear();
}
/// <summary>
/// Adds a new screen to the screen manager.
/// </summary>
public void AddScreen(GameScreen screen)
{
screen.ScreenManager = this;
screen.Game = this.Game;
this.OnResize += screen.DoResize;
// Initialize this Screen
screen.Initialize();
#if !SILVERLIGHT
// If we have a graphics device, tell the screen to load content.
if ((_graphicsDeviceService != null) &&
(_graphicsDeviceService.GraphicsDevice != null))
{
#endif
// Load the Content
screen.LoadContent(new ContentManager(Game.Services, "Content"));
#if !SILVERLIGHT
}
#endif
// Actually Add the screen to the list
lock (_screens)
_screens.Add(screen);
// Process post actions
screen.PostProcessing();
}
