WorldFrame.java 文件源码

private void configureMenuItem(JMenuItem item, String resource, ActionListener listener) {
    configureAbstractButton(item, resource);
    item.addActionListener(listener);
    try {
        String accel = resources.getString(resource + ".accel");
        String metaPrefix = "@";
        if (accel.startsWith(metaPrefix)) {
            int menuMask = getToolkit().getMenuShortcutKeyMask();
            KeyStroke key = KeyStroke.getKeyStroke(
                    KeyStroke.getKeyStroke(accel.substring(metaPrefix.length())).getKeyCode(), menuMask);
            item.setAccelerator(key);
        } else {
            item.setAccelerator(KeyStroke.getKeyStroke(accel));
        }
    } catch (MissingResourceException ex) {
        // no accelerator
    }
}