private void init() {
		// process mouse events
		addMouseListener(new MouseAdapter() {
			@Override
			public void mousePressed(MouseEvent e) {
				if ((e.getModifiersEx() & InputEvent.BUTTON1_DOWN_MASK) != 0) {
					manager.navigateTo(navigatable, program, e.getX(), e.getY(), getViewHeight(),
						addrMap);
				}
			}
		});
	}
Panel to display an overview of all markers placed within a scrolled {@link FieldPanel}. Normally
placed to the right of the scrolled panel.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/marker/NavigationPanel.java