TomsToolbox.Wpf by tom-englert.de

<PackageReference Include="TomsToolbox.Wpf" Version="1.0.24" />

 MultiSelectorExtensions

public static class MultiSelectorExtensions
Extensions for multi selectors like ListBox or DataGrid: Support binding operations with SelectedItems property.

Identifies the SelectionBinding dependency property.

public static IList GetSelectionBinding(this Selector obj)

Gets the value of the SelectionBinding attached property.

public static void SetSelectionBinding(this Selector obj, IList value)

Sets the value of the SelectionBinding attached property.