Tidy/fix double click detection in GUI simulator.

git-svn-id: https://www.prismmodelchecker.org/svn/prism/prism/trunk@5393 bbc10eb1-c90d-0410-af57-cb519fbb1720

prism/src/userinterface/simulator/GUISimulator.java

@@ -1869,7 +1869,7 @@ public class GUISimulator extends GUIPlugin implements MouseListener, ListSelect
 	public void doPopupDetection(MouseEvent e)
 	{
 		if (!computing) {
-			if (e.getClickCount() == 2 && e.getSource() == pathTablePlaceHolder || e.getSource() == tableScroll) {
+			if (e.getClickCount() == 2 && (e.getSource() == pathTablePlaceHolder || e.getSource() == tableScroll)) {
 				if (newPath.isEnabled())
 					a_newPath(false);
 			}