Non Wrapping(Wrap) TextPane

    
/*
Core SWING Advanced Programming 
By Kim Topley
ISBN: 0 13 083292 8       
Publisher: Prentice Hall  
*/

import java.awt.Component;
import java.awt.GridLayout;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextPane;
import javax.swing.UIManager;
import javax.swing.plaf.ComponentUI;
import javax.swing.text.StyledDocument;

public class NonWrappingTextPane extends JTextPane {
  public NonWrappingTextPane() {
    super();
  }

  public NonWrappingTextPane(StyledDocument doc) {
    super(doc);
  }

  // Override getScrollableTracksViewportWidth
  // to preserve the full width of the text
  public boolean getScrollableTracksViewportWidth() {
    Component parent = getParent();
    ComponentUI ui = getUI();

    return parent != null ? (ui.getPreferredSize(this).width <= parent
        .getSize().width) : true;
  }

  // Test method
  public static void main(String[] args) {
    try {
        UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
    } catch (Exception evt) {}
  
    String content = "The plaque on the Apollo 11 Lunar Module\n"
        + "\"Eagle\" reads:\n\n"
        + "\"Here men from the planet Earth first\n"
        + "set foot upon the Moon, July, 1969 AD\n"
        + "We came in peace for all mankind.\"\n\n"
        + "It is signed by the astronauts and the\n"
        + "President of the United States.";
    JFrame f = new JFrame("Non-wrapping Text Pane Example");
    JTextPane tp = new JTextPane();
    tp.setText(content);

    NonWrappingTextPane nwtp = new NonWrappingTextPane();
    nwtp.setText(content);

    f.getContentPane().setLayout(new GridLayout(2, 1));
    f.getContentPane().add(new JScrollPane(tp));
    f.getContentPane().add(new JScrollPane(nwtp));

    f.setSize(300, 200);
    f.setVisible(true);
  }
}

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Non Wrapping(Wrap) TextPane : TextField « Swing JFC « Java

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