How to make a Window object Transparent

Question

hi all,
how can i make an object of Window Class transparent.
please help me out friends.

Answer 1

This is a transparent window with an orange in it:
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.awt.peer.*;
public class Tw extends JWindow implements FocusListener, MouseMotionListener, MouseListener
     Image     img,tim;
     Graphics  tig;
     Point     mp;
     Robot     r;
public Tw()
     setBounds(170,170,100,100);
     try
          r = new Robot();
     catch(AWTException awe)
          System.out.println("robot excepton occurred");
     capture();
     addMouseMotionListener(this);
     addMouseListener(this);
     addFocusListener(this);
     setVisible(true);
public void mouseDragged(MouseEvent m)
     if (mp == null) return;
     Point p = m.getPoint();
     int x = getX()+p.x-mp.x;
     int y = getY()+p.y-mp.y;
     setLocation(x,y);
     paintP(getGraphics());
public void mouseMoved(MouseEvent m)
public void mouseClicked(MouseEvent m){}
public void mouseEntered(MouseEvent m){}
public void mouseExited(MouseEvent m) {}
public void mouseReleased(MouseEvent m)
     mp = null;
public void mousePressed(MouseEvent m)
     mp = m.getPoint();
public void focusGained(FocusEvent fe)
     setSize(0,0);
     capture();
     setSize(100,100);
public void focusLost(FocusEvent fe)
public void capture()
     Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
     img = r.createScreenCapture(new Rectangle(0,0,d.width,d.height));
public void captureX()
     Rectangle rect = getBounds();
     setVisible(false);
     Thread.yield();
     Image xmg = r.createScreenCapture(rect);
     img.getGraphics().drawImage(xmg,rect.x,rect.y,rect.width,rect.height,null);     
     setLocation(rect.x,rect.y);
     setVisible(true);
public void paint(Graphics g)
     Rectangle rect = g.getClipBounds();
     if (tim == null)
          tim = createImage(getWidth(),getHeight());
          tig = tim.getGraphics();
     if (!rect.getSize().equals(getSize())) captureX();
          else                               paintP(g);
public void paintP(Graphics g)
    tig.drawImage(img,0,0,getWidth(),getHeight(),
                       getX(),getY(),getX()+getWidth(),getY()+getHeight(),null);
     tig.setColor(Color.orange);
     tig.fillOval(10,20,70,80);
     tig.setColor(Color.green);
     tig.fillOval(21,16,20,10);
     tig.fillOval(40,02,11,21);
     g.drawImage(tim,0,0,null);
public void update(Graphics g)
     this.paint(g);
public static void main (String[] args) 
     new Tw();
}Noah