Class DefaultMenus

src/main/java/fieldbox/DefaultMenus.java:27–397

Plugin: Adds Standard Menus and Shortcuts too basic not to have (new box, save etc.)

 * Plugin: Adds Standard Menus and Shortcuts too basic not to have (new box, save etc.)
 */
public class DefaultMenus extends Box {

	static public final Dict.Prop<FunctionOfBox<Box>> newBox = new Dict.Prop<FunctionOfBox<Box>>("newBox").toCanon()
		.doc("`_.newBox()` will create a new box that's a child of this one");

	static public final Dict.Prop<BiFunctionOfBoxAnd<Class, Box>> newBoxOfClass = new Dict.Prop<BiFunctionOfBoxAnd<Class, Box>>("newBoxOfClass").toCanon()
		.doc("`_.newBoxOfClass(c)` create a new box that's a child of this one, with a custom class `c`");

	static public final Dict.Prop<BiFunctionOfBoxAnd<String, Box>> ensureChild = new Dict.Prop<FunctionOfBox<Box>>("ensureChild").toCanon()
		.doc("`_.ensureChild('name')` creates a new box that's a child of this one, if there already isn't one with this `name`");

	static public final Dict.Prop<Boolean> wasNew = new Dict.Prop<Boolean>("wasNew").toCanon()
		.doc("`_.wasNew` is set to indicate that the box mentioned by calls like `_.ensureChild()` was actually created, not merely found");

	static public final Dict.Prop<TriFunctionOfBoxAnd<String, Class, Box>> ensureChildOfClass = new Dict.Prop<BiFunctionOfBoxAnd<Class, Box>>("ensureChildOfClass").toCanon()
		.doc("`_.ensureChildOfClass('name', Something.class)` create a new box that's a peer of this one, with a custom class `Something`, if one called `name` doesn't already exist");

	static public final Dict.Prop<BiFunctionOfBoxAnd<Class, Box>> setClass = new Dict.Prop<FunctionOfBox<Box>>("setClass").toCanon()
		.doc("`_ = _.setClass(Something.class)` sets the class 'this' box to be `Something`. This only does anything if `Something` is a valid subclass of `Box`");

	static public final Dict.Prop<FunctionOfBox<Box>> deleteBox = new Dict.Prop<FunctionOfBox<Box>>("deleteBox").toCanon().type()
		.doc("delete this box");

	// this gets set if we successfully opened something
	static public volatile boolean safeToSave = false;

	private final Box root;
	private String filename;
	boolean saveOnExit = true;

	public DefaultMenus(Box root, String filename) {
		this.root = root;
		this.filename = filename;
		properties.put(MarkingMenus.menuSpecs, (event) -> {
			if (isNothingSelected()) {

				MarkingMenus.MenuSpecification spec = new MarkingMenus.MenuSpecification();

				MarkingMenus.MenuSpecification saveMenu = new MarkingMenus.MenuSpecification();
				saveMenu.items.put(MarkingMenus.Position.E, new MarkingMenus.MenuItem("Save", () -> {
					save();
				}));

				saveMenu.items.put(MarkingMenus.Position.S, new MarkingMenus.MenuItem(saveOnExit ? "Save on exit (toggle)" : "Don't save on exit (toggle)", () -> {
					saveOnExit = !saveOnExit;
				}));

				spec.items.put(MarkingMenus.Position.E, new MarkingMenus.MenuItem("Save...", () -> {
					save();
				}).setSubmenu(saveMenu));
				spec.items.put(MarkingMenus.Position.N, new MarkingMenus.MenuItem("New Box", () -> {
					Vec2 at = convertCoordinateSystem(event.after);
					newBox(at, root);
				}));

				return spec;
			}
			return null;