Select multiple items from a DataGrid in an MVVM WPF project

You can simply add a custom dependency property to do this: public class CustomDataGrid : DataGrid { public CustomDataGrid () { this.SelectionChanged += CustomDataGrid_SelectionChanged; } void CustomDataGrid_SelectionChanged (object sender, SelectionChangedEventArgs e) { this.SelectedItemsList = this.SelectedItems; } #region SelectedItemsList public IList SelectedItemsList { get { return (IList)Ge