private void notifyDataToggled() {
		for (ChangeListener l : listeners) {
			l.stateChanged(null);
		}
	}
Returns the index of the component that is open at the given address.
@param address the address to find the open index.
@param path the component path.
Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/util/OpenCloseManager.java