public void Display(int page = 0)
{
page = page > (this.items.Count - 1) / this.maxItems ? 0 : page;
Console.Clear();
ColorMessage.Print(@"\y" + this.Title + "\n");
bool pagable = false;
postTitleItem?.Print();
int choosableItemsSum = 1 << 0;
if (page > 0)
{
pagable = true;
choosableItemsSum += 1 << 8;
}
if (page < (this.items.Count - 1) / this.maxItems)
{
pagable = true;
choosableItemsSum += 1 << 9;
}
for (int itemId = page * this.maxItems, option = 1; itemId < this.items.Count && option < this.maxItems + 1; itemId++)
{
if (items[itemId] is ChoosableItem)
{
ChoosableItem Item = items[itemId] as ChoosableItem;
bool enabled = Item.Callback == null || Item.Callback.Handler(this, itemId);
if (enabled)
{
choosableItemsSum += 1 << option;
}
Item.Print(enabled, option);
}
else
{
items[itemId].Print();
}
if (items[itemId].Slot)
{
option++;
}
}
Console.WriteLine();
if (pagable)
{
ColorMessage.Print(string.Format(@"{0}8. \y{1}", (choosableItemsSum & 1 << 8) > 0 ? @"\r" : @"\d", backPageName));
ColorMessage.Print(string.Format(@"{0}9. \y{1}", (choosableItemsSum & 1 << 9) > 0 ? @"\r" : @"\d", nextPageName));
}
ColorMessage.Print(string.Format(@"\r0. \y{0}", exitName));
this.choseOption(choosableItemsSum);
}
public void Print(bool enabled, int number)
{
ColorMessage.Print(string.Format(@"{0}{1}. \y{2}", enabled ? @"\r" : @"\d", number.ToString(), Text));
PostItem?.Print();
}