Why does the binding get updated only once in WPF user control?

Recently I struggled on my user control trying to make the dependency property be updated when I change the source of the binding. That confirmed my belief that WPF does not forgive any single developer’s mistake. For the sake of this post I simplified the code. The code of the user control was something like this And the xaml, here I use this control was like this Simple, noth…

By Mirek on (tags: dependency property, user control, WPF, categories: code)