gc.setForeground(colorD);
gc.setBackground(colorE);
gc.fillGradientRectangle(0, 2, width, 2 + 8, true);
gc.setBackground(colorE);
gc.fillRectangle(0, 2 + 9, width, height - 4);
drawLine(width, height - 3, colorF, gc);
drawLine(width, height - 2, colorG, gc);
drawLine(width, height - 1, colorH, gc);