Method getMenuItemIndex

app/src/processing/app/ui/Toolkit.java:1157–1166

(JMenu menu, JMenuItem item)

  static public int getMenuItemIndex(JMenu menu, JMenuItem item) {
    int index = 0;
    for (Component comp : menu.getMenuComponents()) {
      if (comp == item) {
        return index;
      }
      index++;
    }
    return -1;
  }
}