static void
UpdateInvalidLabel()
{
PolarCoefficients coeff =
PolarCoefficients::From3VW(plane.v1, plane.v2, plane.v3,
plane.w1, plane.w2, plane.w3);
bool visible = !coeff.IsValid();
WndFrame *label = ((WndFrame *)dialog->FindByName(_T("InvalidLabel")));
assert(label != NULL);
label->SetVisible(visible);
}
static void
UpdateInvalidLabel()
{
PolarShapeEditWidget &widget = GetShapeEditor(*dialog);
bool changed = false, require_restart = false;
bool valid = widget.Save(changed, require_restart) &&
widget.GetPolarShape().IsValid();
bool visible = !valid;
WndFrame *label = ((WndFrame *)dialog->FindByName(_T("InvalidLabel")));
assert(label != NULL);
label->SetVisible(visible);
}