Java tutorial
import java.awt.Component; import java.awt.Font; import java.awt.GraphicsEnvironment; import javax.swing.DefaultListCellRenderer; import javax.swing.JComboBox; import javax.swing.JLabel; import javax.swing.JList; import javax.swing.JOptionPane; public class Main { public static void main(String[] args) { GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); String[] fonts = ge.getAvailableFontFamilyNames(); JComboBox<String> fontChooser = new JComboBox<>(fonts); fontChooser.setRenderer(new FontCellRenderer()); JOptionPane.showMessageDialog(null, fontChooser); } } class FontCellRenderer extends DefaultListCellRenderer { public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) { JLabel label = (JLabel) super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus); Font font = new Font((String) value, Font.PLAIN, 20); label.setFont(font); return label; } }