public WizardControlCollectionModifier(Wizard wizard) {
_wizard = wizard;
if (!_wizard.DesignMode) {
// Remember the ControlCollection so we don't need to access the
// Controls property by GC during Dispose. Accessing this property has the
// side-effect of creating the entire child controls on CompositeControl.
_controls = _wizard.Controls;
_originalError = _controls.SetCollectionReadOnly(null);
}
}
