This constructor assigns the action specified by onOK as the OK button handler. It also assigns the action specified by onCancel as the Cancel button handler.

Public Sub New(
    control As System.Windows.Forms.Control, 
    onOK As TabbedDialogAction, 
    onCancel As TabbedDialogAction
)

public TabbedDialogExtension(
    System.Windows.Forms.Control control, 
    TabbedDialogAction onOK, 
    TabbedDialogAction onCancel
);