helpdialog.java

WAP ide 代码

package Designer;

/**
 * Help dialog.
 * Copyright (c) 2003
 * @author  Mark Busman
 * @version 1.0
 *
 * For License and contact information see WAPIDE.java
 */

import java.io.*;
import java.net.URL;
import java.util.*;
import javax.swing.text.html.*;
import javax.swing.text.*;
import javax.swing.*;
import javax.swing.event.*;

public class HelpDialog extends javax.swing.JDialog {

  private javax.swing.JScrollPane jScrollPane1;
  private javax.swing.JEditorPane HelpEditor;

  /** Creates new form HelpDialog */
  public HelpDialog(java.awt.Frame parent, boolean modal) {
    super (parent, modal);
    jbInit();
    pack ();
    setSize(400, 400);

    try {
      String u = Designer.PhoneDesigner.class.getResource("help.htm").getFile();
      HelpEditor.setPage(new URL("file:" + u));

      // alternative to using JEditorPane is to invoke a local browser
      //java.lang.Runtime.getRuntime().exec("D:/Program Files/Internet Explorer/iexplore file://" + u );
    }
    catch (Exception e) {
      setVisible(false);
      dispose();

            /*try {  // for development use only
                HelpEditor.setPage(new URL("file:/e:/programs/forte4j/development/wap/help.html"));
            }
            catch (Exception ee) {
                setVisible(false);
                dispose();
            } */

    }
  }


  /** This method is called from within the constructor to
   * initialize the form.
   */
  private void jbInit() {
    jScrollPane1 = new javax.swing.JScrollPane ();
    HelpEditor = new javax.swing.JEditorPane ();
    addWindowListener (new java.awt.event.WindowAdapter () {
      public void windowClosing (java.awt.event.WindowEvent evt) {
        closeDialog (evt);
      }
    }
    );


    HelpEditor.setEditable (false);
    HelpEditor.setContentType("text/html");
    HelpEditor.addHyperlinkListener(new javax.swing.event.HyperlinkListener() {
      public void hyperlinkUpdate(HyperlinkEvent e) {
        HelpEditor_hyperlinkUpdate(e);
      }
    });

    jScrollPane1.setViewportView (HelpEditor);


    getContentPane ().add (jScrollPane1, java.awt.BorderLayout.CENTER);

  }

  /** Closes the dialog */
  private void closeDialog(java.awt.event.WindowEvent evt) {
    setVisible (false);
    dispose ();
  }

  /**
   * @param args the command line arguments
   */
  public static void main (String args[]) {
    new HelpDialog (new javax.swing.JFrame (), true).show ();
  }

  void HelpEditor_hyperlinkUpdate(HyperlinkEvent e) {
    if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
      JEditorPane pane = (JEditorPane) e.getSource();
      if (e instanceof HTMLFrameHyperlinkEvent) {
        HTMLFrameHyperlinkEvent  evt = (HTMLFrameHyperlinkEvent)e;
        HTMLDocument doc = (HTMLDocument)pane.getDocument();
        doc.processHTMLFrameHyperlinkEvent(evt);
      } else {
        try {
          pane.setPage(e.getURL());
        } catch (Throwable t) {
          t.printStackTrace();
        }
      }
    }
  }
}