public InternalFrameAltMaximizeIcon(int size) 
{
           
            iconSize = size;
}

 public int getIconHeight() 
{
            return iconSize;
}

 public int getIconWidth() 
{
            return iconSize;
}

 public  void paintIcon(Component c,
    Graphics g,
    int x,
    int y) 
{
            JButton parentButton = (JButton)c;
            ButtonModel buttonModel = parentButton.getModel();
            Color backgroundColor = MetalLookAndFeel.getPrimaryControl();
            Color internalBackgroundColor =
                MetalLookAndFeel.getPrimaryControl();
            Color mainItemColor =
                MetalLookAndFeel.getPrimaryControlDarkShadow();
            Color darkHighlightColor = MetalLookAndFeel.getBlack();
            // ul = Upper Left and lr = Lower Right
            Color ulLightHighlightColor = MetalLookAndFeel.getWhite();
            Color lrLightHighlightColor = MetalLookAndFeel.getWhite();
            // if the internal frame is inactive
            if (parentButton.getClientProperty("paintActive") != Boolean.TRUE)
            {
                backgroundColor = MetalLookAndFeel.getControl();
                internalBackgroundColor = backgroundColor;
                mainItemColor = MetalLookAndFeel.getControlDarkShadow();
                // if inactive and pressed
                if (buttonModel.isPressed() && buttonModel.isArmed()) {
                    internalBackgroundColor =
                        MetalLookAndFeel.getControlShadow();
                    ulLightHighlightColor = internalBackgroundColor;
                    mainItemColor = darkHighlightColor;
                }
            }
            // if the button is pressed and the mouse is over it
            else if (buttonModel.isPressed() && buttonModel.isArmed()) {
                internalBackgroundColor =
                    MetalLookAndFeel.getPrimaryControlShadow();
                ulLightHighlightColor = internalBackgroundColor;
                mainItemColor = darkHighlightColor;
                // darkHighlightColor is still "getBlack()"
            }
            g.translate(x, y);
            // fill background
            g.setColor(backgroundColor);
            g.fillRect(0,0, iconSize,iconSize);
            // BOX
            // fill inside the box
            g.setColor(internalBackgroundColor);
            g.fillRect(3,6, iconSize-9,iconSize-9);
            // draw dark highlight color
            g.setColor(darkHighlightColor);
            g.drawRect(1,5, iconSize-8,iconSize-8);
            g.drawLine(1,iconSize-2, 1,iconSize-2); // extra pixel on bottom
            // draw lower right light highlight
            g.setColor(lrLightHighlightColor);
            g.drawRect(2,6, iconSize-7,iconSize-7);
            // draw upper left light highlight
            g.setColor(ulLightHighlightColor);
            g.drawRect(3,7, iconSize-9,iconSize-9);
            // draw the main box
            g.setColor(mainItemColor);
            g.drawRect(2,6, iconSize-8,iconSize-8);
            // Six extraneous pixels to deal with
            g.setColor(ulLightHighlightColor);
            g.drawLine(iconSize-6,8,iconSize-6,8);
            g.drawLine(iconSize-9,6, iconSize-7,8);
            g.setColor(mainItemColor);
            g.drawLine(3,iconSize-3,3,iconSize-3);
            g.setColor(darkHighlightColor);
            g.drawLine(iconSize-6,9,iconSize-6,9);
            g.setColor(backgroundColor);
            g.drawLine(iconSize-9,5,iconSize-9,5);
            // ARROW
            // do the shaft first
            g.setColor(mainItemColor);
            g.fillRect(iconSize-7,3, 3,5); // do a big block
            g.drawLine(iconSize-6,5, iconSize-3,2); // top shaft
            g.drawLine(iconSize-6,6, iconSize-2,2); // bottom shaft
            g.drawLine(iconSize-6,7, iconSize-3,7); // bottom arrow head
            // draw the dark highlight
            g.setColor(darkHighlightColor);
            g.drawLine(iconSize-8,2, iconSize-7,2); // top of arrowhead
            g.drawLine(iconSize-8,3, iconSize-8,7); // left of arrowhead
            g.drawLine(iconSize-6,4, iconSize-3,1); // top of shaft
            g.drawLine(iconSize-4,6, iconSize-3,6); // top,right of arrowhead
            // draw the light highlight
            g.setColor(lrLightHighlightColor);
            g.drawLine(iconSize-6,3, iconSize-6,3); // top
            g.drawLine(iconSize-4,5, iconSize-2,3); // under shaft
            g.drawLine(iconSize-4,8, iconSize-3,8); // under arrowhead
            g.drawLine(iconSize-2,8, iconSize-2,7); // right of arrowhead
            g.translate(-x, -y);
}