When I edit in the Datagrid a value, the value in the Textbox should also immediately change and not when I leave the row. Here the code: <Window x:Class=''WpfApplication_Xceed.Window1'' xmlns=''http://schemas.microsoft.com/winfx/2006/xaml/presentation'' xmlns:x=''http://schemas.microsoft.com/winfx/2006/xaml'' Title=''Window1'' ...