/**
* Closes currently opened menu (if any). Used by framework and typically there is no need to call
* this manually
*/
public void closeMenu() {
if (currentMenu != null) {
currentMenu.deselectButton();
currentMenu.remove();
currentMenu = null;
}
}
void setCurrentMenu(Menu newMenu) {
if (newMenu != null) newMenu.selectButton();
if (currentMenu != null) currentMenu.deselectButton();
currentMenu = newMenu;
}