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

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    HeaderCheckStateChanging Event (C1TreeView)
    In This Topic
    Occurs before the tree column header checkbox is checked. Allows to cancel the change.
    Syntax
    'Declaration
 

    <C1DescriptionAttribute("C1TreeView.HeaderCheckStateChanging", "Occurs before the tree column header checkbox is checked. Allows to cancel the change.")>
<C1CategoryAttribute("Behavior")>
Public Event HeaderCheckStateChanging As CancelEventHandler
    [C1Description("C1TreeView.HeaderCheckStateChanging", "Occurs before the tree column header checkbox is checked. Allows to cancel the change.")]
[C1Category("Behavior")]
public event CancelEventHandler HeaderCheckStateChanging
    Event Data

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

    PropertyDescription
    Cancel  
    See Also

    Reference

    C1TreeView Class
    C1TreeView Members