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Xceed DataGrid for WPF v7.3 Documentation
Xceed.Wpf.Controls Assembly / Xceed.Wpf.Controls Namespace / CheckBox Class / IsThreeState Property


In This Topic
    IsThreeState Property
    In This Topic
    Gets or sets a value indicating if the checkbox can be in an undetermined state: neither checked or unchecked.
    Syntax
    'Declaration
 
Public Property IsThreeState As Boolean
    'Usage
 
Dim instance As CheckBox
Dim value As Boolean
 
instance.IsThreeState = value
 
value = instance.IsThreeState
    public bool IsThreeState {get; set;}

    Property Value

    true if the checkbox can be in an undetermined state; false if the checkbox can only be checked or unchecked. If set to true, the IsChecked property will return a null reference (Nothing in Visual Basic) in the case where the checkbox is in an undetermined state. By default, false.
    Requirements

    Target Platforms: Windows 11, Windows, 10, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also

    Reference

    CheckBox Class
    CheckBox Members

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