+
+ /**
+ * Answers true if the mouse event has Meta-down (Command key on Mac) or
+ * Ctrl-down (on other o/s). Note this answers _false_ if the Ctrl key is
+ * pressed instead of the Meta/Cmd key on Mac. To test for Ctrl-pressed on Mac,
+ * you can use e.isPopupTrigger().
+ *
+ * @param e
+ * @return
+ */
+ public static boolean isControlDown(MouseEvent e)
+ {
+ boolean aMac = isAMacAndNotJS();
+ return isControlDown(e, aMac);
+ }
+
+ /**
+ * Overloaded version of method (to allow unit testing)
+ *
+ * @param e
+ * @param aMac
+ * @return
+ */
+ protected static boolean isControlDown(MouseEvent e, boolean aMac)
+ {
+ if (aMac)
+ {
+ /*
+ * answer false for right mouse button
+ */
+ if (e.isPopupTrigger())
+ {
+ return false;
+ }
+ return (Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()
+ & e.getModifiers()) != 0;
+ // could we use e.isMetaDown() here?
+ }
+ return e.isControlDown();
+ }
+
+ public static boolean isWinRightButton(MouseEvent e)
+ {
+ return !isAMacAndNotJS() && SwingUtilities.isRightMouseButton(e);
+ }
+
+ public static boolean isWinMiddleButton(MouseEvent evt)
+ {
+ return !isAMacAndNotJS() && ((evt.getModifiers() & InputEvent.BUTTON2_MASK) == InputEvent.BUTTON2_MASK);
+ }