MenuSelectionManager: defaultManager() : MenuSelectionManager « javax.swing « Java by API

1. Java by API
2. javax.swing
3. MenuSelectionManager

MenuSelectionManager: defaultManager()

 


import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;

import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.MenuElement;
import javax.swing.MenuSelectionManager;

public class Main {
  public static void main(final String args[]) {
    JFrame frame = new JFrame("MenuSample Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JMenuBar menuBar = new JMenuBar();

    // File Menu, F - Mnemonic
    JMenu fileMenu = new JMenu("File");
    fileMenu.setMnemonic(KeyEvent.VK_F);
    menuBar.add(fileMenu);

    // File->New, N - Mnemonic
    JMenuItem newMenuItem = new JMenuItem("New");
    fileMenu.add(newMenuItem);
    
    newMenuItem.addActionListener(new ActionListener(){

      public void actionPerformed(ActionEvent e) {
       MenuElement[] eles =  MenuSelectionManager.defaultManager().getSelectedPath();
       for(MenuElement ele: eles){
         System.out.println(ele);
         
       }
       MenuSelectionManager.defaultManager().clearSelectedPath();
      }});

    frame.setJMenuBar(menuBar);
    frame.setSize(350, 250);
    frame.setVisible(true);
  }
}

   
  

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