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/* Listing3610.java */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
public class Listing3610
extends JFrame
implements MouseListener, ActionListener
{
public Listing3610()
{
super("Kontextmen�s");
addWindowListener(new WindowClosingAdapter(true));
addMouseListener(this);
}
//MouseListener
public void mouseClicked(MouseEvent event)
{
checkPopupMenu(event);
}
public void mouseEntered(MouseEvent event)
{
}
public void mouseExited(MouseEvent event)
{
}
public void mousePressed(MouseEvent event)
{
checkPopupMenu(event);
}
public void mouseReleased(MouseEvent event)
{
checkPopupMenu(event);
}
private void checkPopupMenu(MouseEvent event)
{
if (event.isPopupTrigger()) {
JPopupMenu popup = new JPopupMenu();
//R�ckg�ngig hinzuf�gen
JMenuItem mi = new JMenuItem("Rueckgaengig");
mi.addActionListener(this);
popup.add(mi);
//Separator hinzuf�gen
popup.addSeparator();
//Ausschneiden, Kopieren, Einf�gen hinzuf�gen
mi = new JMenuItem("Ausschneiden");
mi.addActionListener(this);
popup.add(mi);
mi = new JMenuItem("Kopieren");
mi.addActionListener(this);
popup.add(mi);
mi = new JMenuItem("Einfuegen");
mi.addActionListener(this);
popup.add(mi);
//Men� anzeigen
popup.show(
event.getComponent(),
event.getX(),
event.getY()
);
}
}
//ActionListener
public void actionPerformed(ActionEvent event)
{
System.out.println(event.getActionCommand());
}
public static void main(String[] args)
{
Listing3610 frame = new Listing3610();
frame.setLocation(100, 100);
frame.setSize(300, 200);
frame.setVisible(true);
}
}
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