Java JMenu.add(Action a)
Syntax
JMenu.add(Action a) has the following syntax.
public JMenuItem add(Action a)
Example
In the following code shows how to use JMenu.add(Action a) method.
import java.awt.event.ActionEvent;
/*from www . j a va2s .com*/
import javax.swing.AbstractAction;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JSeparator;
public class Main extends JFrame {
public Main() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JMenuBar bar = new JMenuBar();
JMenu menu = new JMenu("File");
bar.add(menu);
menu.add(new JMenuItem("Close"));
menu.add(new JSeparator()); // SEPARATOR
menu.add(new AbstractAction("Exit"){
@Override
public void actionPerformed(ActionEvent arg0) {
System.out.println("action");
}
});
setJMenuBar(bar);
add(new JLabel("A placeholder"));
pack();
setSize(300, 300);
setVisible(true);
}
public static void main(String arg[]) {
new Main();
}
}
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