|
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JToolBar;
public class SwingBar extends JFrame {
Container frameContainer;
JToolBar toolBar = new JToolBar();
String[] iconFiles = { "new.gif", "open.gif", "save.gif", "cut.gif", "copy.gif", "paste.gif" };
String[] buttonLabels = { "New", "Open", "Save", "Cut", "Copy", "Paste" };
ImageIcon[] icons = new ImageIcon[iconFiles.length];
JButton[] buttons = new JButton[buttonLabels.length];
JMenuBar menuBar = new JMenuBar();
JMenu fileMenu = new JMenu("File");
JMenuItem fileExit = new JMenuItem("Exit");
public SwingBar() {
fileMenu.add(fileExit);
menuBar.add(fileMenu);
setJMenuBar(menuBar);
frameContainer = getContentPane();
frameContainer.setLayout(new BorderLayout());
for (int i = 0; i < buttonLabels.length; ++i) {
icons[i] = new ImageIcon(iconFiles[i]);
buttons[i] = new JButton(icons[i]);
buttons[i].setToolTipText(buttonLabels[i]);
if (i == 3)
toolBar.addSeparator();
toolBar.add(buttons[i]);
}
frameContainer.add("North", toolBar);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
fileExit.addActionListener(new MenuItemHandler());
setSize(500, 500);
setVisible(true);
}
public static void main(String[] args) {
SwingBar app = new SwingBar();
}
public class MenuItemHandler implements ActionListener {
public void actionPerformed(ActionEvent e) {
String cmd = e.getActionCommand();
if (cmd.equals("Exit"))
System.exit(0);
}
}
}
|
