Returns whether or not the control has an IndeterminateAppearance Syntax
Appearance properties of the control Syntax Example This sample sets the triplestate property of the control to true. This allows the checkbox to display an indeterminant state along with checked and unchecked.
Syntax Parameters clone
Syntax
Syntax Parameters invalidateChildren
Syntax Parameters rc
Syntax Parameters rc invalidateChildren
Syntax Parameters region
Syntax Parameters region invalidateChildren