public SubMenu(Menu menu, SubMenu parent, String label)
: base(menu, label)
{
this.menu = menu;
this.parent = parent;
children = new List<Option>();
}
internal void SetCurrentMenu(SubMenu subMenu)
{
currentMenu = subMenu;
selected = 0;
}
//public void setInputStates(KeyboardState keyboardState, KeyboardState lastKeyboardState)
//{
// this.keyboardState = keyboardState;
// this.lastKeyboardState = lastKeyboardState;
//}
public override void Update(GameTime gameTime)
{
//Console.WriteLine("MainMenu.Update(...):");
// Allow closing menu.
// TODO: Use gameTime to not disable if we just enabled, instead of setting last state this current (when using same key)?
if (input.keyboardState.IsKeyDown(Keys.Escape)
&& !input.lastKeyboardState.IsKeyDown(Keys.Escape))
{
close();
}
if (input.keyboardState.IsKeyDown(Keys.Back)
&& !input.lastKeyboardState.IsKeyDown(Keys.Back)
&& currentMenu.GetParent() != null)
currentMenu = currentMenu.GetParent();
// navigation
if (currentMenu.OptionCount > 0)
{
// up / prev
if (input.keyboardState.IsKeyDown(Keys.Up)
&& !input.lastKeyboardState.IsKeyDown(Keys.Up))
{
if (selected == 0)
selected = currentMenu.OptionCount - 1;
else
selected--;
input.Clear();
}
// down / next
if (input.keyboardState.IsKeyDown(Keys.Down)
&& !input.lastKeyboardState.IsKeyDown(Keys.Down))
{
if (selected == currentMenu.OptionCount - 1)
selected = 0;
else
selected++;
input.Clear();
}
// select
if (input.keyboardState.IsKeyDown(Keys.Enter)
&& !input.lastKeyboardState.IsKeyDown(Keys.Enter))
{
currentMenu.GetChildren()[selected].Action();
input.Clear();
}
}
base.Update(gameTime);
}