protected override void Dispose(bool disposing)
{
// Release our reference to the GraphicsDeviceService if we have one
if (_graphicsService != null)
{
_graphicsService.Release(disposing);
_graphicsService = null;
}
SizeChanged -= OnXnaWindowHostSizeChanged;
Loaded -= OnXnaWindowHostLoaded;
base.Dispose(disposing);
}
private void OnXnaWindowHostLoaded(object sender, RoutedEventArgs e)
{
// If we don't yet have a GraphicsDeviceService reference, we must add one for this control
if (_graphicsService == null)
{
_graphicsService = GraphicsDeviceService.AddRef((int) ActualWidth, (int) ActualHeight);
// Invoke the LoadContent event
RaiseLoadContent(new GraphicsDeviceEventArgs(_graphicsService.GraphicsDevice));
}
}
private void OnUnloaded(object sender, RoutedEventArgs e)
{
if (_graphicsDeviceService != null)
{
RemoveBackBufferReference();
CompositionTarget.Rendering -= OnCompositionTargetRendering;
_graphicsDeviceService.DeviceResetting -= OnGraphicsDeviceServiceDeviceResetting;
_graphicsDeviceService = null;
}
}
private void OnLoaded(object sender, RoutedEventArgs e)
{
if (_graphicsDeviceService == null)
{
// We use a render target, so the back buffer dimensions don't matter.
_graphicsDeviceService = GraphicsDeviceService.AddRef(1, 1);
_graphicsDeviceService.DeviceResetting += OnGraphicsDeviceServiceDeviceResetting;
// Invoke the LoadContent event
RaiseLoadContent(new GraphicsDeviceEventArgs(_graphicsDeviceService.GraphicsDevice));
EnsureRenderTarget();
CompositionTarget.Rendering += OnCompositionTargetRendering;
_contentNeedsRefresh = true;
}
}
protected override void Dispose(bool disposing)
{
// Release our reference to the GraphicsDeviceService if we have one
if (_graphicsService != null)
{
_graphicsService.Release(disposing);
_graphicsService = null;
}
// Unhook all events.
CompositionTarget.Rendering -= OnCompositionTargetRendering;
if (Application.Current != null)
{
Application.Current.Activated -= OnApplicationActivated;
Application.Current.Deactivated -= OnApplicationDeactivated;
}
SizeChanged -= OnXnaWindowHostSizeChanged;
Loaded -= OnXnaWindowHostLoaded;
base.Dispose(disposing);
}