void IGraphics::HideControl(int paramIdx, bool hide)
{
int i, n = mControls.GetSize();
IControl** ppControl = mControls.GetList();
for (i = 0; i < n; ++i, ++ppControl) {
IControl* pControl = *ppControl;
if (pControl->ParamIdx() == paramIdx) {
pControl->Hide(hide);
}
// Could be more than one, don't break until we check them all.
}
}
