Click or drag to resize
RadCollapsiblePanelElementExpanding Event
Occurs when the control is about to be expanded. Cancelable.

Namespace: Telerik.WinControls.UI
Assembly: Telerik.WinControls.UI (in Telerik.WinControls.UI.dll) Version: 2017.3.1017.40 (2017.3.1017.40)
Syntax
public event CancelEventHandler Expanding

Value

Type: System.ComponentModelCancelEventHandler
See Also