SuperVCD管理系统 java版完整代码 带各种注释....(4)

SuperVCD管理系统 完整代码,带各种注释,可以拿这个项目入门。

this.addWindowListener(new WindowCloser());

fileMenu.setMnemonic('f');

exitMenuItem.setMnemonic('x');

helpMenu.setMnemonic('h');

aboutMenuItem.setMnemonic('a');

//设定快捷键

exitMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X,

ActionEvent.CTRL_MASK));

saveMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,

ActionEvent.CTRL_MASK));

aboutMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_A,

ActionEvent.CTRL_MASK));

}

/**

* 设定和选择外观

*

*/

protected void setupLookAndFeelMenu(JMenuBar theMenuBar) {

UIManager.LookAndFeelInfo[] lookAndFeelInfo

UIManager.getInstalledLookAndFeels();

JMenu lookAndFeelMenu = new JMenu("选项");

JMenuItem anItem = null;

LookAndFeelListener myListener = new LookAndFeelListener();

try {

for (int i=0; i < lookAndFeelInfo.length; i++) {

anItem = new JMenuItem(lookAndFeelInfo[i].getName() + " 外观"); anItem.setActionCommand(lookAndFeelInfo[i].getClassName());

anItem.addActionListener(myListener);

lookAndFeelMenu.add(anItem);

}

}

catch (Exception e) {

e.printStackTrace();

}

theMenuBar.add(lookAndFeelMenu); =