simulator.java

WAP ide 代码

          idemenu.getItem(x).setEnabled(false);
        for (int x = 8; x < 9; x++)
          idemenu.getItem(x).setEnabled(false);
        for (int x = 21; x < 25; x++)
          idetoolbar.getComponentAtIndex(x).setEnabled(false);
      }
      setVisible(false);
    }
  }

  /** Needed to implement mouse listener, not used */
  public void mouseExited(MouseEvent e) {

  }

  /** Needed to implement mouse listener, not used */
  public void mouseEntered(MouseEvent e) {

  }

  /**
   * Needed to implement mouse listener, not used.
   * Will be used eventually to determine what character
   * is being selected when a button has multiple
   * action commands associated with it.
   */
  public void mouseReleased(MouseEvent e) {

  }

  /**
   * Needed to implement mouse listener, not used.
   * Will be used eventually to determine what character
   * is being selected when a button has multiple
   * action commands associated with it.
   */
  public void mousePressed(MouseEvent e) {

  }

  /**
   * Handles mouse events, label-specific behavior.  Overrides
   * the default mouse clicked event
   */
  public void mouseClicked(MouseEvent e) {
    int count = e.getClickCount();
    JLabel l = new JLabel();
    try {
      l = (JLabel) e.getSource();
    }
    catch (ClassCastException cce) {
      return;
    }
    String commandstring = l.getName();
    int pos = commandstring.indexOf("[");
    if (pos > -1) {
      commandstring = commandstring.substring(pos + 1);
      commandstring = commandstring.substring(0, commandstring.length() - 1);

      pos = commandstring.indexOf(",,");
      Vector command = new Vector();
      if (pos > - 1) {
        command.add(",");
      }
      StringTokenizer st = new StringTokenizer(commandstring, ",");
      while (st.hasMoreTokens())
        command.add(st.nextToken());

      int max = command.size();
      int c = count%max;
      if (c == 0)
        count = max - 1;
      else
        count = c - 1;
      commandstring = (String) command.get(count);
    }
    if (commandstring.toLowerCase().equals("ok")) {
      if(_donext && !_donextstring.equals("")){
        if( _donextstring.startsWith("#")){
          _highlightlink = 0;
          drawScreen(_currentcard = _donextstring.substring(1));
          _vertical = 0;
        }
        else{
          _highlightlink = 0;
          loadContent(_donextstring);
          drawScreen(_currentcard);
          _vertical = 0;
        }
      }
      else if(linkOnScreen(_highlightlink)){
        Tag tag = (Tag)(_links.get( new Integer( _highlightlink)));
        String link = tag.getParm("href");
        // debug
        // showStatus("follow link to: " + link);
        if( link.startsWith("#")){
          _highlightlink = 0;
          drawScreen(_currentcard = link.substring(1));
          _vertical = 0;
        }
        else{
          _highlightlink = 0;
          loadContent(link);
          drawScreen(_currentcard);
          _vertical = 0;
        }
      }
    }
    else if (commandstring.toLowerCase().equals("clear")) {
      if(_doprev && !_dostring.equals("")){
        if( _dostring.startsWith("#")){
          _highlightlink = 0;
          drawScreen(_currentcard = _dostring.substring(1));
          _vertical = 0;
        }
        else{
          _highlightlink = 0;
          loadContent(_dostring);
          drawScreen(_currentcard);
          _vertical = 0;
        }
      }
    }
    else if(commandstring.toLowerCase().equals("up")){
      if(0 < _highlightlink && linkOnScreen( _highlightlink - 1)){
        _highlightlink--;
        drawScreen(_currentcard);
      }
      else{
        _vertical += 10;
        if( _vertical > 0) _vertical = 0;
        if(0 < _highlightlink && linkOnScreen( _highlightlink - 1)){
          _highlightlink--;
          drawScreen(_currentcard);
        }
      }
    }
    else if(commandstring.toLowerCase().equals("down")){
      if(linkOnScreen( _highlightlink + 1)){
        _highlightlink++;
        drawScreen(_currentcard);
      }
      else{
        _vertical -= 10;
        int tmp = Math.max(0, _cursor.y - ScreenHeight);
        if(_vertical < ( 0 - tmp))
          _vertical = ( 0 - tmp);
        if(linkOnScreen( _highlightlink + 1)){
          _highlightlink++;
          drawScreen(_currentcard);
        }
      }
    }
    else if(commandstring.toLowerCase().equals("#")){
      _highlightlink = 0;
      loadContent(_page);
      drawScreen(_currentcard);
      _vertical = 0;
    }

    this.repaint();
  }

  /** handle button events, button-specific behavior */
  public void actionPerformed(ActionEvent e){

    // check the current link index. if there's
    // another link on the screen, move to that one.
    if(e.getActionCommand().equals("left")){
      if(_donext && !_donextstring.equals("")){
        if( _donextstring.startsWith("#")){
          _highlightlink = 0;
          drawScreen(_currentcard = _donextstring.substring(1));
          _vertical = 0;
        }
        else{
          _highlightlink = 0;
          loadContent(_donextstring);
          drawScreen(_currentcard);
          _vertical = 0;
        }
      }
      else if(linkOnScreen(_highlightlink)){
        Tag tag = (Tag)(_links.get( new Integer( _highlightlink)));
        String link = tag.getParm("href");
        // debug
        // showStatus("follow link to: " + link);
        if( link.startsWith("#")){
          _highlightlink = 0;
          drawScreen(_currentcard = link.substring(1));
          _vertical = 0;
        }
        else{
          _highlightlink = 0;
          loadContent(link);
          drawScreen(_currentcard);
          _vertical = 0;
        }
      }
    }
    else if(e.getActionCommand().equals("right")){
      if(_doprev && !_dostring.equals("")){
        if( _dostring.startsWith("#")){
          _highlightlink = 0;
          drawScreen(_currentcard = _dostring.substring(1));
          _vertical = 0;
        }
        else{
          _highlightlink = 0;
          loadContent(_dostring);
          drawScreen(_currentcard);
          _vertical = 0;
        }
      }
    }
    else if(e.getActionCommand().equals("up")){
      if(0 < _highlightlink && linkOnScreen( _highlightlink - 1)){
        _highlightlink--;
        drawScreen(_currentcard);
      }
      else{
        _vertical += 10;
        if( _vertical > 0) _vertical = 0;
        if(0 < _highlightlink && linkOnScreen( _highlightlink - 1)){
          _highlightlink--;
          drawScreen(_currentcard);
        }
      }
    }
    else if(e.getActionCommand().equals("down")){
      if(linkOnScreen( _highlightlink + 1)){
        _highlightlink++;
        drawScreen(_currentcard);
      }
      else{
        _vertical -= 10;
        int tmp = Math.max(0, _cursor.y - ScreenHeight);
        if(_vertical < ( 0 - tmp))
          _vertical = ( 0 - tmp);
        if(linkOnScreen( _highlightlink + 1)){
          _highlightlink++;
          drawScreen(_currentcard);
        }
      }
    }
    else if(e.getActionCommand().equals("home")){
      _highlightlink = 0;
      loadContent(_page);
      drawScreen(_currentcard);
      _vertical = 0;
    }

    this.repaint();
  }

  /**
   * overrides the default update method. repaints
   * the two display panels.
   */
  public void update(Graphics g) {
    try{
      _p.repaint();
      _p2.repaint();
    }
    catch (NullPointerException nullerr) {
      super.update(g);
   }
  }

  /**
   * this renders the screen. ideally, this will only be
   * rendered once, and then painted on the panel at
   * varying offssets.
   *
   * note that that's not true anymore: changing links now
   * forces rendering, because of issues with the xor paint
   * mode. this certainly should be changed.
   */
  private void drawScreen(String cardid) {

    // System.out.println("drawScreen()");

    // set the offscreen image graphics object, if null
    if(null == _offg) _offg = _offscreen.getGraphics();

    // reset the _cursor
    _cursor.x = 1;
    _cursor.y = 16;

    // draw the background -- numbers should be static
    _offg.setColor( Screen_Green);
    _offg.fillRect( 0, 0,
                    _offscreen.getWidth(null), _offscreen.getHeight(null));

    // render the card
    render(cardid);
  }

  /**
   * this method has been moved out of the screen
   * paint routine, so it can be adapted for better xml
   * parsing routines (or any other drawing routines).
   * also, I want to switch to a dynamic class loader,
   * because I'm a little worried about loading times.
   * there's some card control here, it's a little bloated...
   */
  private void render(String cardid) {

    // System.out.println("render() called");

    Object obj = null;
    Tag tag = null;
    int flag = 0;

    _links = new Hashtable();
    for(Enumeration e = _contents.elements(); e.hasMoreElements(); ){
      obj = e.nextElement();
      if(obj instanceof Tag){
        tag = (Tag)obj;
        if(1 == flag){
          // reading, so process the tag. if it's a close
          // card tag, ++ the flag.
          if(tag.getName().equals("card") &&
             tag.getState() == tag.TAG_CLOSE){
            flag = 2;
          }
          else processTag(tag);
        }
        else if(0 == flag){
          // not reading yet: check if this is an open
          // card tag, and then if it's the right card.
          if (!(cardid.equals(""))) {
            if(tag.getName().equals("card") &&
               tag.getState() == tag.TAG_OPEN &&
               tag.getParm("id").equals(cardid)){
              flag = 1;
            }
          }
          else if((tag.getName().equals("card")) &&
                 (tag.getState() == tag.TAG_OPEN)) {
              flag = 1;
          }
        }
      }
      // otherwise it's a string, so if we're reading,
      // drop the leading ' (&apos;) and write it.
      else if( 1 == flag){
        String tmp = ((String)obj).trim();
        //System.out.println("calling write(): " + tmp);
        //write( tmp.substring(1));
        bufferText( tmp.substring(1));
      }
    }

    _doprev = false;
    _dostring = "";
    _donext = false;
    _donextstring = "";
    flag = 0;
    // check again, for do...
    Enumeration e = _contents.elements();
    while( e.hasMoreElements() && flag < 5){
      obj = e.nextElement();
      if( obj instanceof Tag){
        tag = (Tag)obj;
        if(flag > 0 && tag.getName().equals("card"))
          flag = 5;
        if(flag == 2){
          if(tag.getName().equals("go")){
            _doprev = true;
            _dostring = tag.getParm("href");
          }
          flag = 5;
        }
        if(flag == 3){
          if(tag.getName().equals("go")){
            _donext = true;
            _donextstring = tag.getParm("href");
          }
          flag = 5;
        }
        if(flag == 1 && tag.getName().equals("do") &&
           tag.getState() == tag.TAG_OPEN &&
           tag.getParm("type").equals("prev")) {
          flag = 2;
           _dotext = tag.getParm("label");
           try {
             if (_dotext.equals(""))
               _dotext = "Back";
           }
          catch (NullPointerException nullerr) {
              _dotext = "Back";
          }
        }
        if(flag == 1 && tag.getName().equals("do") &&
           tag.getState() == tag.TAG_OPEN &&
           tag.getParm("type").equals("accept")) {
          flag = 3;
          _donexttext = tag.getParm("label");
          try {
            if (_donexttext.equals(""))
              _donexttext = "Next";
          }
          catch (NullPointerException nullerr) {
            _donexttext = "Next";
          }
        }
        if(flag == 1 && tag.getName().equals("do") &&
           tag.getState() == tag.TAG_OPEN &&
           tag.getParm("type").equals("unknown")) {
          flag = 3;
          _donexttext = tag.getParm("label");
          try {
            if (_donexttext.equals(""))
              _donexttext = "Unknown";
          }
          catch (NullPointerException nullerr) {
            _donexttext = "Unknown";
          }
        }
        try {
          if(flag == 0 && tag.getName().equals("card") &&
             tag.getState() == tag.TAG_OPEN &&
             tag.getParm("id").equals(cardid)) flag = 1;
        }
        catch (NullPointerException nullerr) {
          if(flag == 0 && tag.getName().equals("card") &&
             tag.getState() == tag.TAG_OPEN) flag = 1;
        }
        checkPrev();
      }
    }
  }

  /** handle one tag. should put together a case method for this. */
  private void processTag(Tag tag){
    String name = tag.getName();
    String parm = null;
    int state = tag.getState();
    if(name.equals("p") && state == tag.TAG_OPEN){
      _justify = LEFT_JUSTIFY;
      parm = tag.getParm("align");
      if(null != parm){
        if( parm.equals("center"))
          _justify = CENTER_JUSTIFY;
        else if( parm.equals("right"))
          _justify = RIGHT_JUSTIFY;
      }
    }
    else if(name.equals("a")){
      // anchor... for open tag,
      // store the tag, by index number;
      // set the current link index number...
      if(state == tag.TAG_OPEN){
        _currentlinkindex = _links.size();
        _links.put( new Integer( _currentlinkindex), tag);
      }
      else{
        // System.out.println("added link no. " + _currentlinkindex);
        _currentlinkindex = -1;
      }
    }
    else if(name.equals("p") && state == tag.TAG_CLOSE){
      flushBuffer();
    }
    else if(name.equals("b")){
      _currentfont = (state == tag.TAG_OPEN) ?
                     FONT_BOLD : FONT_PLAIN;
    }
    else if(name.equals("small")){
      _currentfont = (state == tag.TAG_OPEN) ?
                     FONT_SMALL : FONT_PLAIN;
    }
    else if(name.equals("i")){
      _currentfont = (state == tag.TAG_OPEN) ?
                     FONT_ITALIC : FONT_PLAIN;