/// <summary>
/// Responds to user input, changing the selected entry and accepting
/// or cancelling the menu.
/// </summary>
public override void HandleInput(Input input)
{
// Move to the previous menu entry?
if (input.MenuUp)
{
_selectedEntry--;
if (_selectedEntry < 0)
_selectedEntry = _menuEntries.Count - 1;
}
// Move to the next menu entry?
if (input.MenuDown)
{
_selectedEntry++;
if (_selectedEntry >= _menuEntries.Count)
_selectedEntry = 0;
}
// Accept or cancel the menu?
if (input.MenuSelect)
{
OnSelectEntry(_selectedEntry);
}
else if (input.MenuCancel)
{
OnCancel();
}
}
/// <summary>
/// Allows the screen to handle user input. Unlike Update, this method
/// is only called when the screen is active, and not when some other
/// screen has taken the focus.
/// </summary>
public virtual void HandleInput(Input input)
{
}
/// <summary>
/// Responds to user input, accepting or cancelling the message box.
/// </summary>
public override void HandleInput(Input input)
{
if (input.MenuSelect)
{
// Raise the accepted event, then exit the message box.
if (Accepted != null)
Accepted(this, EventArgs.Empty);
ExitScreen();
}
else if (input.MenuCancel)
{
// Raise the cancelled event, then exit the message box.
if (Cancelled != null)
Cancelled(this, EventArgs.Empty);
ExitScreen();
}
}
