protected override void OnComponentRemoved(GameComponentEventArgs <GameScreen> e)
{
base.OnComponentRemoved(e);
e.GameComponent.StateChanged -= this.Screen_StateChanged;
if (this.m_ScreensStack.Count == 0)
{
this.Game.Exit();
}
}
protected virtual void OnComponentAdded(GameComponentEventArgs <ComponentType> e)
{
if (this.m_IsInitialized)
{
this.InitializeComponent(e.GameComponent);
}
else
{
this.m_UninitializedComponents.Add(e.GameComponent);
}
// If the new component implements IUpdateable:
// 1. find a spot for it on the updateable list
// 2. hook it's UpdateOrderChanged event
IUpdateable updatable = e.GameComponent as IUpdateable;
if (updatable != null)
{
this.insertSorted(updatable);
updatable.UpdateOrderChanged += new EventHandler <EventArgs>(this.childUpdateOrder_Changed);
}
// If the new component implements IDrawable:
// 1. find a spot for it on the drawable lists (IDrawble/Sprite)
// 2. hook it's DrawOrderChanged event
IDrawable drawable = e.GameComponent as IDrawable;
if (drawable != null)
{
this.insertSorted(drawable);
drawable.DrawOrderChanged += new EventHandler <EventArgs>(this.childDrawOrder_Changed);
}
// raise the Added event:
if (this.ComponentAdded != null)
{
this.ComponentAdded(this, e);
}
}
protected virtual void OnComponentRemoved(GameComponentEventArgs <ComponentType> e)
{
if (!this.m_IsInitialized)
{
this.m_UninitializedComponents.Remove(e.GameComponent);
}
IUpdateable updatable = e.GameComponent as IUpdateable;
if (updatable != null)
{
this.m_UpdateableComponents.Remove(updatable);
updatable.UpdateOrderChanged -= this.childUpdateOrder_Changed;
}
Sprite sprite = e.GameComponent as Sprite;
if (sprite != null)
{
this.m_Sprites.Remove(sprite);
sprite.DrawOrderChanged -= this.childDrawOrder_Changed;
}
else
{
IDrawable drawable = e.GameComponent as IDrawable;
if (drawable != null)
{
this.m_DrawableComponents.Remove(drawable);
drawable.DrawOrderChanged -= this.childDrawOrder_Changed;
}
}
// raise the Removed event:
if (this.ComponentRemoved != null)
{
this.ComponentRemoved(this, e);
}
}