static App()
{
// Ensure that displayed text uses ClearType globally
TextOptions.TextFormattingModeProperty.OverrideMetadata(typeof(Window),
new FrameworkPropertyMetadata(TextFormattingMode.Display,
FrameworkPropertyMetadataOptions.AffectsMeasure |
FrameworkPropertyMetadataOptions.AffectsRender |
FrameworkPropertyMetadataOptions.Inherits));
}