Managing mandatory fields with triggers
- by okkesemin
I would like to set mandatory field backgrounds are red and others are green. So I try to implement below. But I could not set ValueConstraint Nullable property with trigger. Could you help please ?
<Window x:Class="TriggerGirilmesigerekenalanlar.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
…