Here you can find the source of drawFlush3DBorder(Graphics g, int x, int y, int w, int h)
static void drawFlush3DBorder(Graphics g, int x, int y, int w, int h)
//package com.java2s; import javax.swing.plaf.metal.MetalLookAndFeel; import java.awt.*; public class Main { /**/* ww w . j ava 2 s . c om*/ * This draws the "Flush 3D Border" which is used throughout the Metal L&F */ static void drawFlush3DBorder(Graphics g, int x, int y, int w, int h) { g.translate(x, y); g.setColor(MetalLookAndFeel.getControlDarkShadow()); g.drawRect(0, 0, w - 2, h - 2); g.setColor(MetalLookAndFeel.getControlHighlight()); g.drawRect(1, 1, w - 2, h - 2); g.setColor(MetalLookAndFeel.getControl()); g.drawLine(0, h - 1, 1, h - 2); g.drawLine(w - 1, 0, w - 2, 1); g.translate(-x, -y); } }