Mega Code Archive
Implements PopupMenuListener
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import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.event.PopupMenuEvent;
import javax.swing.event.PopupMenuListener;
public class MainClass {
public static void main(String[] a) {
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
ActionListener actionListener = new PopupActionListener();
PopupMenuListener popupMenuListener = new MyPopupMenuListener();
JPopupMenu popupMenu = new JPopupMenu("Title");
popupMenu.addPopupMenuListener(popupMenuListener);
JMenuItem cutMenuItem = new JMenuItem("Cut");
cutMenuItem.addActionListener(actionListener);
popupMenu.add(cutMenuItem);
JMenuItem copyMenuItem = new JMenuItem("Copy");
copyMenuItem.addActionListener(actionListener);
popupMenu.add(copyMenuItem);
JMenuItem pasteMenuItem = new JMenuItem("Paste");
pasteMenuItem.addActionListener(actionListener);
pasteMenuItem.setEnabled(false);
popupMenu.add(pasteMenuItem);
popupMenu.addSeparator();
JMenuItem findMenuItem = new JMenuItem("Find");
findMenuItem.addActionListener(actionListener);
popupMenu.add(findMenuItem);
JButton label = new JButton();
frame.add(label);
label.setComponentPopupMenu(popupMenu);
frame.setSize(350, 250);
frame.setVisible(true);
}
}
class PopupActionListener implements ActionListener {
public void actionPerformed(ActionEvent actionEvent) {
System.out.println("Selected: " + actionEvent.getActionCommand());
}
}
class MyPopupMenuListener implements PopupMenuListener {
public void popupMenuCanceled(PopupMenuEvent popupMenuEvent) {
System.out.println("Canceled");
}
public void popupMenuWillBecomeInvisible(PopupMenuEvent popupMenuEvent) {
System.out.println("Becoming Invisible");
}
public void popupMenuWillBecomeVisible(PopupMenuEvent popupMenuEvent) {
System.out.println("Becoming Visible");
}
}
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