Dimension () { int iconSize = getIcon().getIconWidth(); final FontMetrics metrics = getFontMetrics(getFont()); final int textWidth = metrics.stringWidth(getText()); final int width = myLeftRightBorder + iconSize + myHGap + textWidth + myLeftRightBorder; final int height = myTopBottomBorder + Math.max(iconSize, metrics.getHeight()) + myTopBottomBorder; return new Dimension(width, height); }