Got it to work:
<
telerik:GridViewDataColumn
Header
=
"Approved"
DataMemberBinding
=
"{Binding IsApproved}"
Width
=
"Auto"
MinWidth
=
"75"
> <
telerik:GridViewDataColumn.CellTemplate
> <
DataTemplate
> <
CheckBox
Margin
=
"0 0 0 0"
HorizontalAlignment
=
"Center"
d:DataContext
=
"{d:DesignInstance timesheet:TimesheetLineItemClientModel, d:IsDesignTimeCreatable=True }"
IsChecked
=
"{Binding IsApproved}"
CommandParameter
=
"{Binding}"
Command
=
"{Binding DataContext.ApprovalStatusEditCommand, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type telerik:RadGridView}}}"
/> </
DataTemplate
> </
telerik:GridViewDataColumn.CellTemplate
> </
telerik:GridViewDataColumn
>