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ActionExample.javaAPI DocExample1906Mon Nov 09 12:45:54 GMT 1998None

ActionExample.java

// ActionExample.java
//
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;

public class ActionExample extends JPanel {

    public JMenuBar menuBar;
    public JToolBar toolBar;

    public ActionExample() {
        super(true);

        // Create a menu bar and give it a bevel border
        menuBar = new JMenuBar();
        menuBar.setBorder(new BevelBorder(BevelBorder.RAISED));

        // Create a menu and add it to the menu bar
        JMenu menu = new JMenu("Menu");
        menuBar.add(menu);

        // Create a toolbar and give it an etched border
        toolBar = new JToolBar();
        toolBar.setBorder(new EtchedBorder());

        // Instantiate a sample action with the NAME property of
        // "Download" and the appropriate SMALL_ICON property.
        SampleAction exampleAction = new SampleAction("Download",
        new ImageIcon("action.gif"));

        // Finally, add the sample action to the menu and the toolbar.
        menu.add(exampleAction);
        toolBar.add(exampleAction);
    }

    class SampleAction extends AbstractAction {

        // This is our sample action. It must have an actionPerformed() method,
        // which is called when the action should be invoked.
        public SampleAction(String text, Icon icon) {
            super(text,icon);
        }

        public void actionPerformed(ActionEvent e) {
            System.out.println("Action [" + e.getActionCommand() + "] performed!");
        }
    }

    public static void main(String s[]) {
        ActionExample example = new ActionExample();
        JFrame frame = new JFrame("Action Example");
        frame.addWindowListener(new BasicWindowMonitor());
        frame.setJMenuBar(example.menuBar);
        frame.getContentPane().add(example.toolBar, BorderLayout.NORTH);
        frame.setSize(200,200);
        frame.setVisible(true);
    }
}