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TreeExpanderStateManager

Class

Preserves the combined disabled and expanded states for a tree-node expander.

Definition

Assembly:Telerik.WinControls.UI.dll

Syntax:

public class TreeExpanderStateManager : ItemStateManager

Inheritance: objectItemStateManagerBaseItemStateManagerTreeExpanderStateManager

Initializes the state manager with the expander's state tree.

public TreeExpanderStateManager(StateNodeBase rootNode)

Parameters:rootNodeStateNodeBase

The root of the state tree created for the expander item.

Keeps an expanded expander in the combined disabled-and-expanded state when it becomes disabled.

public override void ItemStateChanged(RadObject senderItem, RadPropertyChangedEventArgs changeArgs)

Parameters:senderItemRadObject

The tree-node expander whose state changed.

The property change that triggered state evaluation.

Overrides: ItemStateManager.ItemStateChanged(RadObject, RadPropertyChangedEventArgs)