I've been developing a WPF ribbon application using the controls in the System.Windows.Controls.Ri
bbon namespace. The more I use this, the more I find features missing here and there when compared with other ribbons like the ones from Microsoft Office. One of these features I can't seem to find is the "In-Ribbon Gallery". Like the "Styles" gallery from MS Word:
I have a few places I would like to use this but I can't seem to find a control for it. Any ideas how I can achieve this?