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.NET Framework Class Library
IHierarchicalVirtualizationAndScrollInfo Interface

Provides properties through which a control that displays hierarchical data communicates with a VirtualizingPanel.

Namespace:   System.Windows.Controls.Primitives
Assembly:  PresentationFramework (in PresentationFramework.dll)
Syntax
Public Interface IHierarchicalVirtualizationAndScrollInfo
public interface IHierarchicalVirtualizationAndScrollInfo
public interface class IHierarchicalVirtualizationAndScrollInfo
type IHierarchicalVirtualizationAndScrollInfo =  interface end
public interface IHierarchicalVirtualizationAndScrollInfo

The IHierarchicalVirtualizationAndScrollInfo type exposes the following members.

Properties
  NameDescription
Public property ConstraintsGets or sets an object that represents the sizes of the control's viewport and cache.
Public property HeaderDesiredSizesGets an object that represents the desired size of the control's header, in device-independent units (1/96th inch per unit) and in logical units.
Public property InBackgroundLayoutGets a value that indicates whether the control's layout pass occurs at a lower priority.
Public property ItemDesiredSizesGets or sets an object that represents the desired size of the control's items, in device-independent units (1/96th inch per unit) and in logical units.
Public property ItemsHostGets the Panel that displays the items of the control.
Public property MustDisableVirtualizationGets or sets a value that indicates whether the owning ItemsControl should virtualize its items.
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Remarks

Controls that display a header and child items use this interface to provide information to a VirtualizingPanel. The TreeViewItem and GroupItem implement this interface.

Version Information

.NET Framework

Supported in: 4.6, 4.5