[code]package drawings;

import java.awt.Graphics;
import java.awt.Panel;

/**
*
* @author Administrator
*/
public class mod1 extends javax.swing.JFrame implements Runnable {

/** Creates new form mod1 */
public mod1() {
initComponents();

}

/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

jPanel2 = new javax.swing.JPanel();
jButton1 = new javax.swing.JButton();
try {
jPanel1 =(javax.swing.JPanel)java.beans.Beans.instantiate(getClass().getClassLoader(), "drawings.mod1_jPanel1");
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (java.io.IOException e) {
e.printStackTrace();
}

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setBackground(new java.awt.Color(255, 153, 153));
setForeground(new java.awt.Color(255, 51, 51));

jPanel2.setBackground(new java.awt.Color(102, 255, 51));

jButton1.setText("jButton1");

javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addGap(35, 35, 35)
.addComponent(jButton1)
.addContainerGap(871, Short.MAX_VALUE))
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addGap(41, 41, 41)
.addComponent(jButton1)
.addContainerGap(98, Short.MAX_VALUE))
);

javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 979, Short.MAX_VALUE)
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 445, Short.MAX_VALUE)
);

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(299, Short.MAX_VALUE))
);

pack();
}// </editor-fold>


// Variables declaration - do not modify
private javax.swing.JButton jButton1;
public javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
// End of variables declaration
/*
public void paint(Graphics g)
{
g.drawRect(100, 100, 70, 80);

}
*
*/
public void paint(Graphics g)
{
g.drawRect(200, 200, 70, 80);


}
public void run() {

}

}




package drawings;

import javax.swing.JPanel;

/**
*
* @author Administrator
*/
public class mod2 {

public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {

public void run() {
new mod1().setVisible(true);



}
});


}
}

[\code]