e693. setting a keyboard accelerator for a menu item.txt

这里面包含了一百多个JAVA源文件

At least one menu in a menu bar should have a mnemonic. This makes all the menus and menu items accessible. 
    JMenuItem item = new JMenuItem("Item");
    item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_I, KeyEvent.SHIFT_MASK));