/// <summary>
/// Unregisters the given render loop listener object from this Display.
/// </summary>
/// <param name="listener">The listener object you want to unregister.</param>
/// <remarks>
/// If the given listener was not registered then this function has no effect.
/// </remarks>
public void UnregisterListener(IRenderLoopListener listener)
{
lock (this.renderLoopListeners)
{
if (this.renderLoopListeners.Contains(listener))
{
this.renderLoopListeners.Remove(listener);
}
}
}
/// <summary>
/// Registers the given render loop listener object to this Display.
/// </summary>
/// <param name="listener">The listener object you want to register.</param>
/// <remarks>
/// If the given listener has been already registered then this function has no effect.
/// Frame listeners can be used when you want to be notified about events during a render loop.
/// If you call RenderOneFrame() for rendering a frame then the event handlers of the frame
/// listeners won't be called. They will be only called if you are in a render loop with the
/// StartRenderLoop() function.
/// </remarks>
public void RegisterListener(IRenderLoopListener listener)
{
lock (this.renderLoopListeners)
{
if (!this.renderLoopListeners.Contains(listener))
{
this.renderLoopListeners.Add(listener);
}
}
}
