private void UpdateGlassEffects()
{
if (this.dwmHelper != null)
{
if (this.GlassMargin != null)
{
GlassMargin GlassMargin = this.GlassMargin;
this.dwmHelper.Margins = new DwmApi.Margins(
(int)GlassMargin.Left,
(int)GlassMargin.Right,
(int)GlassMargin.Top,
(int)GlassMargin.Bottom);
}
else
{
this.dwmHelper.Margins = new DwmApi.Margins(0);
}
this.dwmHelper.BlurClientArea = this.BlurClientArea;
if (this.dwmHelper.DwmIsCompositionEnabled)
{
HwndSource.FromHwnd(this.dwmHelper.WindowHandle).DbC_AssureNotNull().CompositionTarget.DbC_AssureNotNull().BackgroundColor = Colors.Transparent;
}
else
{
HwndSource.FromHwnd(this.dwmHelper.WindowHandle).DbC_AssureNotNull().CompositionTarget.DbC_AssureNotNull().BackgroundColor = this.AllowsTransparency ? Colors.Transparent : SystemColors.WindowColor;
}
this.EnsureBorderlessNonresizableWindowShowsGlassBackground();
this.SetValue(Window.isDwmEnabledPropertyKey, this.dwmHelper.DwmIsCompositionEnabled);
}
else
{
//ignore - before completely initialized
}
}
private void NotifyGlassMarginChanged(GlassMargin oldValue, GlassMargin newValue)
{
if (oldValue != null)
{
oldValue.PropertyChanged -= this.GlassMarginPropertyChanged;
}
if (newValue != null)
{
newValue.PropertyChanged += this.GlassMarginPropertyChanged;
}
this.UpdateGlassEffects();
}