package day03; |
import java.awt.event.ActionEvent; |
import javax.swing.AbstractAction; |
import javax.swing.Action; |
import javax.swing.JFrame; |
import javax.swing.JMenu; |
import javax.swing.JMenuBar; |
import javax.swing.JMenuItem; |
import javax.swing.KeyStroke; |
public class TestMenu { |
|
public static void main(String[] args) { |
// TODO Auto-generated method stub |
JFrame frame = new TestMenuFrame(); |
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
frame.setVisible( true ); |
} |
} |
|
class TestMenuFrame extends JFrame{ |
public TestMenuFrame(){ |
setTitle( "测试菜单" ); |
setSize( 300 , 400 ); |
JMenuBar menuBar = new JMenuBar(); |
setJMenuBar(menuBar); |
JMenu fileMenu = new JMenu( "文件" ); |
menuBar.add(fileMenu); |
JMenuItem newItem = fileMenu.add( new TestAction( "新建" )); |
JMenuItem openItem= fileMenu.add( new TestAction( "打开" )); |
fileMenu.addSeparator(); |
JMenuItem saveItem = fileMenu.add( new TestAction( "保存" )); |
JMenuItem saveasItem = fileMenu.add( new TestAction( "另存为" )); |
fileMenu.addSeparator(); |
JMenuItem exitItem = new JMenuItem( "Exit" ); |
fileMenu.add(exitItem); |
exitItem.addActionListener( new AbstractAction(){ |
public void actionPerformed(ActionEvent event){ |
System.exit( 0 ); |
} |
}); |
newItem.setAccelerator(KeyStroke.getKeyStroke( "ctrl N" )); |
openItem.setAccelerator(KeyStroke.getKeyStroke( "ctrl O" )); |
saveItem.setAccelerator(KeyStroke.getKeyStroke( "ctrl S" )); |
} |
} |
class TestAction extends AbstractAction{ |
public TestAction(String name ){ |
super (name); |
} |
@Override |
public void actionPerformed(ActionEvent e) { |
// TODO Auto-generated method stub |
System.out.println(getValue(Action.NAME)+ "selected." ); |
} |
|
} |