Make Tooltip fit inside parent.

src/ui/Menu.cpp

@@ -46,6 +46,10 @@ void Menu::step() {
 	for (widget::Widget *child : children) {
 		child->box.size.x = box.size.x;
 	}
+
+	// Fit inside parent
+	assert(parent);
+	box = box.nudge(parent->box.zeroPos());
 }
 
 void Menu::draw(const DrawArgs &args) {

src/ui/MenuOverlay.cpp

@@ -9,11 +9,6 @@ void MenuOverlay::step() {
 	// Adopt parent's size
 	box.size = parent->box.size;
 
-	// Fit all children in the box
-	for (widget::Widget *child : children) {
-		child->box = child->box.nudge(box.zeroPos());
-	}
-
 	Widget::step();
 }
 

src/ui/Tooltip.cpp

@@ -13,6 +13,10 @@ void Tooltip::step() {
 	box.size.y = bndLabelHeight(APP->window->vg, -1, text.c_str(), INFINITY);
 	// Position near cursor. This assumes that `this` is added to the root widget.
 	box.pos = APP->window->mousePos.plus(math::Vec(15, 15));
+	// Fit inside parent
+	assert(parent);
+	box = box.nudge(parent->box.zeroPos());
+
 	Widget::step();
 }