Apr 12, 2011 at 2:23 PM
Edited Apr 12, 2011 at 2:29 PM
Sorry if I completely missed that out but I thought you were talking about the PopupMenuItem control instead.
Well in fact the PopupMenu control inherits its IsEnabled property from the ContentControl and as such does pretty nothing!
So thank you for bringing my attention to such an obvious issue. I tackled it by simply adding those two lines of code at the beginning of the Open method:
You can find the updated code here.