@Override
	public void setBounds(int x, int y, int width, int height) {
		boolean heightChanged = height != getHeight();
		super.setBounds(x, y, width, height);
		if (heightChanged) {
			layouts = layoutHandler.setViewHeight(height);
			notifyScrollListenerViewChangedAndRepaint();
		}
	}
Returns the last visible layout or null if there are no visible layouts

@return the last visible layout
Ghidra/Framework/Docking/src/main/java/docking/widgets/fieldpanel/FieldPanel.java