How to raise an event when DataGrid.ItemsSource is changed

Question

I am new in WPF, and I am working with DataGrids and I need to know when the property ItemsSource is changed.

For example, I would need that when this instruction is

Answer 1

If you wnat to detect new row added can try DataGrid's InitializingNewItem or AddingNewItem Event.

InitializingNewItem usage :

Datagrid auto add item with data of parent