'Declaration
<TemplateVisualStateAttribute(Name="Filtering", GroupName="OptionsStates")> <TemplatePartAttribute(Name="Sort", Type=System.Windows.Controls.Primitives.ToggleButton)> <ContentPropertyAttribute("Content", True)> Public Class DataGridGroupColumnHeaderPresenter Inherits DataGridColumnHeaderPresenter
[TemplateVisualState(Name="Filtering", GroupName="OptionsStates")] [TemplatePart(Name="Sort", Type=System.Windows.Controls.Primitives.ToggleButton)] [ContentProperty("Content", true)] public class DataGridGroupColumnHeaderPresenter : DataGridColumnHeaderPresenter