In C# WPF, why is my TabControl's SelectionChanged event firing too often?

Question

I have a tabbed GUI with each tab containing a Frame. In one of these Frames there is a DataGrid. When the user selects this tab, I need my datagrid sorted, so I\'m using th

Answer 1

If you have added a handler with AddHandler in a parent element, all selection changes will fire the SelectionChanged-event. In this case, you can give your TabControl a name and then check in the EventHandler if the name of the OriginalSource is the name of your TabControl.