A partially observable wrapper for the a hash set that contains the checked items of the RadTreeView.

Provides data for the CleanUpVirtualizedItem event.

A base class for the editable headered items control. The does not include all the editable logic and needs to be inherited.

Represents a request to move focus to another control.

The visual object used as a DragCue in the TreeView.

Encapsulates option and settings related to drag drop operation in RadTreeView. This class provides a mechanism to customize or alter default behavior. An instance of this class is created automatically when a drag drop operation has been started from a RadTreeViewItem object and is used to control the operation while dragging/dropping over other RadTreeViewItem or RadTreeView objects.

A visual representation of drag drop operation. Displays an image of dragged items and a textual representation of drop position and action.

GridViewVirtualizingPanel is used to arrange children into single line.

Encapsulates settings related to RadTreeView.

Represents the method that handles the GridViewVirtualizingPanel.CleanUpVirtualizedItem attached events.

Defines the action that should be executed on when drag drop operation completes.

Specifies the direction within a user interface (UI) in which a desired focus change request is attempted. The direction is either based on tab order or by relative direction in layout.

Defines the execution mode for drag drop operation.

Specifies the type of virtualization that the TreeView's VirtualizationPanel will use.