Method toggleSubmenuValue

crengine/src/crgui.cpp:1212–1227

}

void CRMenu::toggleSubmenuValue()
{
    if ( !isSubmenu() || _propName.empty() || _props.isNull() )
        return;
    lString16 value = getProps()->getStringDef(
                               UnicodeToUtf8(getPropName()).c_str(), "");
    for ( int i=0; i<_items.length(); i++ ) {
        if ( !_items[i]->getPropValue().empty() &&
              value==(_items[i]->getPropValue()) ) {
            int n = (i + 1) % _items.length();
            getProps()->setString(UnicodeToUtf8(getPropName()).c_str(), _items[n]->getPropValue() );
            //return _items[i]->getLabel();
            return;
        }
    }
}

#if 0
static void DrawArrow( LVDrawBuf & buf, int x, int y, int dx, int dy, lvColor cl, int direction )