TreeView for WinForms | ComponentOne
C1.Win.TreeView Namespace / C1TreeView Class / Expanding Event

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    Expanding Event (C1TreeView)
    In This Topic
    Occurs before the tree node is expanded. Allows to cancel the change.
    Syntax
    'Declaration
 

    <C1CategoryAttribute("Behavior")>
<C1DescriptionAttribute("C1TreeView.Expanding", "Occurs before the tree node is expanded. Allows to cancel the change.")>
Public Event Expanding As C1TreeViewCancelEventHandler
    [C1Category("Behavior")]
[C1Description("C1TreeView.Expanding", "Occurs before the tree node is expanded. Allows to cancel the change.")]
public event C1TreeViewCancelEventHandler Expanding
    Event Data

    The event handler receives an argument of type C1TreeViewCancelEventArgs containing data related to this event. The following C1TreeViewCancelEventArgs properties provide information specific to this event.

    PropertyDescription
    Cancel (Inherited from System.ComponentModel.CancelEventArgs)
    NodeGets the tree node that has been checked, expanded, collapsed, or selected.  
    See Also

    Reference

    C1TreeView Class
    C1TreeView Members