/*  MyButtonUI.java
 */

//package my;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.metal.*;


public class MyButtonUI extends MetalButtonUI
{
     private final static Border defaultBorder = 
MyButtonBorder.getButtonBorder();
     private Border savedBorder;
     protected static MyButtonUI buttonUI;


     public static ComponentUI createUI( JComponent c )
     {
         if( buttonUI == null )
         {
             buttonUI = new MyButtonUI();
         }

         return buttonUI;
     }

     public void installUI( JComponent c )
     {
         super.installUI( c );
         savedBorder = c.getBorder();
         c.setBorder( defaultBorder );
     }

     public void uninstallUI( JComponent c )
     {
         if( c.getBorder() == defaultBorder )
             c.setBorder(savedBorder);
         super.uninstallUI( c );
     }

     protected void paintButtonPressed( Graphics g, AbstractButton b )
     {
         if( b.isOpaque() )
         {
             Dimension size = b.getSize();
             Insets insets  = b.getBorder().getBorderInsets(b);
             g.setColor( getSelectColor() );
             g.fillRect( insets.left, insets.top,
                size.width-insets.left-insets.right,
                size.height-insets.top-insets.bottom );
         }
     }
}