public override async Task <WindowHandle> OpenChannelWindowAsync(DiscordChannel channel, WindowHandle currentWindow = null)
{
if (!Supported)
{
return(null);
}
if (await ActivateOtherWindowAsync(channel, currentWindow))
{
return(null);
}
Analytics.TrackEvent("AppWindowWindowingService_OpenChannelWindowAsync");
var window = await AppWindow.TryCreateAsync();
window.RequestMoveRelativeToCurrentViewContent(new Point(276, 0));
window.RequestSize(new Size(Window.Current.Bounds.Width - 276, Window.Current.Bounds.Height));
window.Title = NotificationUtils.GetChannelHeaderName(channel);
var frame = new Frame();
frame.Navigate(typeof(MainPage), new MainPageArgs()
{
ChannelId = channel.Id, FullFrame = true
});
ElementCompositionPreview.SetAppWindowContent(window, frame);
var frame2 = ElementCompositionPreview.GetAppWindowContent(window);
await window.TryShowAsync();
var handle = (AppWindowHandle)CreateOrUpdateHandle(frame, window);
window.Closed += (o, e) =>
{
_uiContextDictionary.TryRemove(handle.Context, out _);
_windowChannelDictionary.TryRemove(handle, out _);
handle = null;
frame.Content = null;
window = null;
};
HandleTitleBarForWindow(null, frame);
return(handle);
}
private void UpdateBrush()
{
FrameworkElement root = _root;
if (_window != null)
{
root = ElementCompositionPreview.GetAppWindowContent(_window) as FrameworkElement;
}
if (root == null || _settings == null || _accessibilitySettings == null || _fastEffects == null || _energySaver == null)
{
return;
}
bool useSolidColorFallback = !_settings.AdvancedEffectsEnabled || !_wallpaperBrushSupported || !_windowActivated || _fastEffects == false || _energySaver == true;
Compositor compositor = Window.Current.Compositor;
ElementTheme currentTheme = root.ActualTheme;
Color tintColor = currentTheme == ElementTheme.Light ? Color.FromArgb(255, 243, 243, 243) : Color.FromArgb(255, 32, 32, 32);
float tintOpacity = currentTheme == ElementTheme.Light ? 0.5f : 0.8f;
if (_accessibilitySettings.HighContrast)
{
tintColor = _settings.GetColorValue(UIColorType.Background);
useSolidColorFallback = true;
}
FallbackColor = tintColor;
CompositionBrush newBrush;
if (useSolidColorFallback)
{
newBrush = compositor.CreateColorBrush(tintColor);
}
else
{
newBrush = BuildMicaEffectBrush(compositor, tintColor, tintOpacity, 1.0f);
}
CompositionBrush oldBrush = CompositionBrush;
if (oldBrush == null || (CompositionBrush.Comment == "Crossfade") || (oldBrush is CompositionColorBrush && newBrush is CompositionColorBrush))
{
// Set new brush directly
if (oldBrush != null)
{
oldBrush.Dispose();
}
CompositionBrush = newBrush;
}
else
{
// Crossfade
CompositionBrush crossFadeBrush = CreateCrossFadeEffectBrush(compositor, oldBrush, newBrush);
ScalarKeyFrameAnimation animation = CreateCrossFadeAnimation(compositor);
CompositionBrush = crossFadeBrush;
var crossFadeAnimationBatch = compositor.CreateScopedBatch(CompositionBatchTypes.Animation);
crossFadeBrush.StartAnimation("CrossFade.CrossFade", animation);
crossFadeAnimationBatch.End();
crossFadeAnimationBatch.Completed += (o, a) =>
{
crossFadeBrush.Dispose();
oldBrush.Dispose();
CompositionBrush = newBrush;
};
}
}
