JTextComponent 4

JTextComponent 4

• エディターキットの利用

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;

import javax.swing.Action;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextPane;
import javax.swing.SwingUtilities;
import javax.swing.text.StyledEditorKit;

/**
 * @see http://java.sun.com/docs/books/tutorial/uiswing/components/generaltext.html
 */
public class JTextTest4 {
  private JFrame frame;
  private JTextPane txtPane;
  
  /**
   * StyledEditorKit を利用する
   */
  private JMenu getMenu() {
    JMenu menu = new JMenu("Style");
    Action action = null;
    
    action = new StyledEditorKit.BoldAction();
    action.putValue(Action.NAME, "Bold");
    menu.add(action);
    
    action = new StyledEditorKit.ItalicAction();
    action.putValue(Action.NAME, "Italic");
    menu.add(action);
    
    action = new StyledEditorKit.UnderlineAction();
    action.putValue(Action.NAME, "Underline");
    menu.add(action);
    
    menu.addSeparator();

    menu.add(new StyledEditorKit.FontSizeAction("12", 12));
        menu.add(new StyledEditorKit.FontSizeAction("14", 14));
        menu.add(new StyledEditorKit.FontSizeAction("18", 18));

        menu.addSeparator();

        menu.add(new StyledEditorKit.FontFamilyAction("Serif",     "Serif"));
        menu.add(new StyledEditorKit.FontFamilyAction("SansSerif", "SansSerif"));

        menu.addSeparator();

        menu.add(new StyledEditorKit.ForegroundAction("Red",   Color.red));
        menu.add(new StyledEditorKit.ForegroundAction("Green", Color.green));
        menu.add(new StyledEditorKit.ForegroundAction("Blue",  Color.blue));
        menu.add(new StyledEditorKit.ForegroundAction("Black", Color.black));

        return menu;
  }
  private void createUI() {
    frame = new JFrame("TextTest3");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    
    txtPane = new JTextPane();
    txtPane.setPreferredSize(new Dimension(200,100));
    
    JPanel basePanel = new JPanel(new BorderLayout());
    basePanel.add(new JScrollPane(txtPane), BorderLayout.CENTER);

    // メニューを作成
    JMenu menu = getMenu();
    JMenuBar mb = new JMenuBar();
    mb.add(menu);
    frame.setJMenuBar(mb);
    
    frame.getContentPane().add(basePanel);
    frame.pack();
    frame.setVisible(true);
  }
  public static void main(String[] args) {
    SwingUtilities.invokeLater(
        new Runnable(){
          public void run() {
            JTextTest4 jft = new JTextTest4();
            jft.createUI();
          }
        }
    );
  }
}