private Dimension calcTypeListPreferredSize(final List<ModuleBuilder> allModuleTypes) { int width = 0; int height = 0; final FontMetrics fontMetrics = myTypesList.getFontMetrics(myTypesList.getFont()); final int fontHeight = fontMetrics.getMaxAscent() + fontMetrics.getMaxDescent(); for (final ModuleBuilder type : allModuleTypes) { final Icon icon = type.getBigIcon(); final int iconHeight = icon != null ? icon.getIconHeight() : 0; final int iconWidth = icon != null ? icon.getIconWidth() : 0; height += Math.max(iconHeight, fontHeight) + 6; width = Math.max(width, iconWidth + fontMetrics.stringWidth(type.getPresentableName()) + 10); } return new Dimension(width, height); }