/// <summary>
/// Risale nella gerarchia del menù.
/// </summary>
protected void AscendMenu()
{
if (upperItem == null)
{
curLevelItems = rtLevelItems;
}
else
{
List <MenuItem> l = upperItem.getChildren();
curLevelItems = l;
upperItem = upperItem.fatherItem;
}
pointer = 0;
updateText();
}
/// <summary>
/// Apre l'item puntato, modificando eventualmente il menù.
/// </summary>
protected void OpenItem()
{
MenuItem chosen = getItem(pointer);
List <MenuItem> l = chosen.getChildren();
if (l.Count != 0)
{
curLevelItems = l;
pointer = 0;
upperItem = chosen.fatherItem;
updateText();
}
else
{
HandleChoice(chosen);
}
}