public void NotifyCompositionCapabilitiesChanged(bool areEffectsSupported, bool areEffectsFast)
{
if (ContentFrame.Content is SampleHost host)
{
SamplePage page = (SamplePage)host.Content;
page.OnCapabiliesChanged(areEffectsSupported, areEffectsFast);
}
}
private async void HandleCapabilitiesChangedAsync(CompositionCapabilities sender, object args)
{
_areEffectsSupported = _capabilities.AreEffectsSupported();
_areEffectsFast = _capabilities.AreEffectsFast();
if (_currentFrame.Content is SampleHost host)
{
SamplePage page = (SamplePage)host.Content;
page.OnCapabiliesChanged(_areEffectsSupported, _areEffectsFast);
}
SampleDefinitions.RefreshSampleList();
//
// Let the user know that the display config has changed and some samples may or may
// not be available
//
if (!_areEffectsSupported || !_areEffectsFast)
{
string message;
if (!_areEffectsSupported)
{
message = "Your display configuration may have changed. Your current graphics hardware does not support effects. Some samples will not be available";
}
else
{
message = "Your display configuration may have changed. Your current graphics hardware does not support advanced effects. Some samples will not be available";
}
var messageDialog = new MessageDialog(message);
messageDialog.Commands.Add(new UICommand("Close"));
// Show the message dialog
await messageDialog.ShowAsync();
}
}