public final void setDoubleClickActionListener(ActionListener listener) {
		doubleClickActionListener = listener;

	}
Sets the listener to be notified whenever a list item is doubleClicked.
@param listener the Listener to be notified.  If listener can be null, which
means no one is to be notified.
Ghidra/Framework/Docking/src/main/java/docking/widgets/list/ListPanel.java