Method Chorder

src/main/java/fieldbox/boxes/plugins/Chorder.java:62–142

(Box root)

	static public final Dict.Prop<Boolean> nox = new Dict.Prop<>("_nox").type()
		.toCanon()
		.doc("'NO eXecution. Set to prevent option-clicking from running this box");


	public Chorder(Box root_unused) {

		properties.put(Planes.plane, "__always__");

		properties.putToMap(Mouse.onMouseDown, "__chorder__", (e, button) -> {
			if (button != 0) return null;
			if (!e.after.keyboardState.isAltDown()) return null;
			if (e.after.keyboardState.isShiftDown()) return null;
			if (e.after.keyboardState.isSuperDown()) return null;
			if (e.after.keyboardState.isControlDown()) return null;

			Optional<Drawing> drawing = this.find(Drawing.drawing, both())
				.findFirst();
			Vec2 point = new Vec2(e.after.mx, e.after.my);

			Stream<Pair<Box, Rect>> fr = breadthFirst(both()).map(b -> new Pair<>(b, frame(b)))
				.filter(b -> !b.first.properties.isTrue(nox, false))
				.filter(b -> b.second != null);

			List<Pair<Box, Rect>> frames = fr.collect(Collectors.toList());

			Optional<Pair<Box, Rect>> hit = frames.stream()
				.filter(b -> !b.first.properties.isTrue(Box.hidden, false))
				.filter(b -> b.second.intersects(point))
				.filter(b -> !b.first.properties.isTrue(nox, false))
				.sorted((a, b) -> Float.compare(order(a.second), order(b.second)))
				.findFirst();

			if (hit.isPresent()) {
				return executeNowAt(e, point, hit.get().first);
			}

			// we have an execution chord

			return chordAt(frames, point, e);
		});

		this.properties.put(begin, box -> {
			try {
				return ThreadSync2.callInMainThreadAndWait(() -> {

					Execution ex = getExecution(box, Execution.code);
					if (ex != null)
						ex.support(box, Execution.code).begin(box, getInitiator(box));

					return () -> box.properties.computeIfAbsent(IsExecuting.executionCount, (k) -> 0) > 0;
				});
			} catch (Exception e) {
				return () -> false;
			}

		});
		this.properties.put(beginAgain, box ->
		{