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package menus;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.util.ArrayList;
import java.util.List;
import javax.swing.AbstractAction;
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.JOptionPane;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import com.sun.java.swing.plaf.windows.WindowsLookAndFeel;
public class DynMenu {
private JFrame f;
private JMenuBar menuBar;
private JButton newMenuButton;
private List<JMenu> menuList;
private ImageIcon newIcon;
private ImageIcon openIcon;
private ImageIcon deleteIcon;
public DynMenu() {
f = new JFrame();
newIcon = new ImageIcon(getClass().getResource("/im/filenew.png"));
openIcon = new ImageIcon(getClass().getResource("/im/fileopen.png"));
deleteIcon = new ImageIcon(getClass().getResource("/im/fileclose.png"));
menuBar = new JMenuBar();
// menuBar.setLayout(new FlowLayout());
newMenuButton = new JButton(new NewMenuAction());
menuList = new ArrayList<JMenu>();
menuBar.add(newMenuButton);
f.setJMenuBar(menuBar);
f.setSize(800, 600);
f.setLocationRelativeTo(null);
f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
f.setVisible(true);
}
private class NewMenuAction extends AbstractAction {
public NewMenuAction() {
super("", newIcon);
}
@Override
public void actionPerformed(ActionEvent e) {
String menuName = JOptionPane.showInputDialog(f,
"Enter new menu name:");
JMenu m = new JMenu(menuName);
m.add(new OpenMenuAction(m));
m.add(new DeleteMenuAction(m));
m.addSeparator();
for (int i = 1; i <= 9; i++) {
m.add(new JMenuItem("MenuItem " + i));
}
menuList.add(m);
menuBar.add(m);
menuBar.revalidate();
}
}
private class DeleteMenuAction extends AbstractAction {
private JMenu menuToDelete;
public DeleteMenuAction(JMenu menuToDelete) {
super("Delete", deleteIcon);
this.menuToDelete = menuToDelete;
}
@Override
public void actionPerformed(ActionEvent e) {
menuBar.remove(menuToDelete);
menuList.remove(menuToDelete);
menuBar.revalidate();
}
}
private class OpenMenuAction extends AbstractAction {
private JMenu menuToOpen;
public OpenMenuAction(JMenu menuToDelete) {
super("Open", openIcon);
this.menuToOpen = menuToDelete;
}
@Override
public void actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(f, "Menu opened: "
+ menuToOpen.getText());
}
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
try {
UIManager.setLookAndFeel(new WindowsLookAndFeel());
} catch (UnsupportedLookAndFeelException e) {
// TODO Bloc catch auto-généré
e.printStackTrace();
}
new DynMenu();
}
});
}
} |
