Java tutorial
import java.awt.BorderLayout; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.BadLocationException; import javax.swing.text.DefaultStyledDocument; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; import javax.swing.text.StyledDocument; public class SimpleAttributeBoldItalic { public static void main(String args[]) { JFrame frame = new JFrame("Simple Attributes"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); StyledDocument document = new DefaultStyledDocument(); SimpleAttributeSet attributes = new SimpleAttributeSet(); attributes.addAttribute(StyleConstants.CharacterConstants.Bold, Boolean.TRUE); attributes.addAttribute(StyleConstants.CharacterConstants.Italic, Boolean.TRUE); try { document.insertString(document.getLength(), "Bold, Italic", attributes); } catch (BadLocationException badLocationException) { System.err.println("Bad insert"); } JTextPane textPane = new JTextPane(document); textPane.setEditable(false); JScrollPane scrollPane = new JScrollPane(textPane); frame.add(scrollPane, BorderLayout.CENTER); frame.setSize(300, 150); frame.setVisible(true); } }