I am using the standard WPF theme Aero.NormalColor.xaml. And it works very well. However for the whole application, I would like to override the Foreground colo
I think you can add the Style to a ResourceDictionary and merging that with the Aero theme like this:
Style
ResourceDictionary
This should give ALL your textboxes red foreground color without having to explicitly specify that on each window and user control.