anchortagdesigner.java

WAP ide 代码

  }

  /**
   * Adds a String with the neccessary "setvar" data to the list.
   */
  private void SetVarButton_actionPerformed(ActionEvent e) {
    listData.add(new String("<setvar name=\"\" value=\"\"/>"));
    AdditionalActionList.setListData(listData);
    AdditionalActionList.setSelectedIndex(listData.size() - 1);
  }

  /**
   * Removes a selected list item from the list.
   */
  private void DeleteButton_actionPerformed(ActionEvent e) {
    try {
      int index = AdditionalActionList.getSelectedIndex();
      listData.remove(index);
      AdditionalActionList.setListData(listData);
      if (listData.size() > 0) {
        if (index > 0)
          AdditionalActionList.setSelectedIndex(index - 1);
        else
          AdditionalActionList.setSelectedIndex(0);
      }
    }
    catch (ArrayIndexOutOfBoundsException arrerr) {}
  }

  /**
   * Displays the properties dialog box of the currently selected ToggleButton.
   */
  private void PropertiesButton_actionPerformed(ActionEvent e) {

    if (GoToggleButton.isSelected()) {
      GraphicalControlsProperties gcp = new GraphicalControlsProperties();
      Vector properties = processGoProperties();
      gcp.showGoPanel((String) properties.get(0), (String) properties.get(1),
                    (String) properties.get(2), (String) properties.get(3),
                    (String) properties.get(4), (String) properties.get(5),
                    (String) properties.get(6));
      gcp.show();
      Vector dialogData = gcp.getData();
      try {
        if (dialogData.size() > 0)
          processGoProperties(dialogData);
      }
      catch (NullPointerException nullerr) {}
    }
    else {
      JPanel p = new JPanel();
      p.setName(PropertiesText.getText());
      new SpecialAttributesProperties(p, false);
      PropertiesText.setText(p.getName());
    }
  }

  /**
   * Process the properties listed in the PropertiesTextBox and puts them into a
   * Vector for further processing.
   * @return Vector properties - a Vector with the following structure:<br>
   * href - the url to link too.<br>
   * accept-charset<br>
   * method - with values as "N/A", "get", or "post."<br>
   * sendreferer -  with values "N/A", "true", or "false."<br>
   * cache-control<br>
   * enctype -  with values "N/A", and two other supported values.<br>
   * extra - the id, class, and xml:lang values.<br><br>
   *
   * If a value is not found an empty String is returned in its place.
   *
   */
  private Vector processGoProperties() {
    String value = "";
    String extra = "";
    Vector v =  new Vector();
    String[] properties = {"href", "accept-charset", "method", "sendreferer",
                           "cache-control", "enctype"};
    String s = PropertiesText.getText();

    int start = -1;
    for (int i = 0; i < 6; i++) {
      start = s.indexOf(properties[i]);
      if (start > -1) {
        start = s.indexOf("=" , start + 1);
        if (start > -1) {
          start = s.indexOf("\"" , start + 1);
          if (start > -1) {
            int end = s.indexOf("\"" , start + 1);
            if (end < 0)
              end = s.length();
            value = s.substring(start + 1, end);
          }
        }
      }
      else {
        value = "";
      }
      v.add(value);
    }
    start = s.indexOf("id=\"");
    if (start > -1) {
      start = start + 4;
      int end = s.indexOf("\"", start);
      extra = extra + " " + s.substring(start - 4, end + 1);
    }
    start = s.indexOf("class=\"");
    if (start > -1) {
      start = start + 7;
      int end = s.indexOf("\"", start);
      extra = extra + " " + s.substring(start - 7, end + 1);
    }
    start = s.indexOf("xml:lang=\"");
    if (start > -1) {
      start = start + 10;
      int end = s.indexOf("\"", start);
      extra = extra + " " + s.substring(start - 10, end + 1);
    }
    v.add(extra);
    return v;
  }

  /**
   * Similar to the previous processGoProperties, although this time
   * no searching for attributes takes place and the properties found
   * in the Vector are added as text to the PropertiesTextBox.
   * @param Vector data - the vector containing the properties to be processed.
   */
  private void processGoProperties(Vector data) {
    String s = "";
    String value = (String) data.get(0);
    if (!value.equals(""))
      s = s + "href=\"" + (String) data.get(0) + "\" ";
    value = (String) data.get(1);
    if (!value.equals(""))
      s = s + "accept-charset=\"" + (String) data.get(1) + "\" ";
    value = (String) data.get(2);
    if (!value.equals("N/A"))
      s = s + "method=\"" + (String) data.get(2) + "\" ";
    value = (String) data.get(3);
    if (!value.equals("N/A"))
      s = s + "sendreferer=\"" + (String) data.get(3) + "\" ";
    value = (String) data.get(4);
    if (!value.equals("N/A"))
      s = s + "cache-control=\"" + (String) data.get(4) + "\" ";
    value = (String) data.get(5);
    if (!value.equals("N/A"))
      s = s + "enctype=\"" + (String) data.get(5) + "\" ";
    value = (String) data.get(6);
    if (value.length() > 0) {
      s = s + " " + value;
    }
    s = s.trim();
    PropertiesText.setText(s);
  }

  /**
   * A handler for the list's mouseClicked event.  If the list box is double
   * clicked, the selected item's properties box is displayed.
   */
  private void AdditionalActionList_mouseClicked(MouseEvent e) {
    if ((e.getModifiers() == LEFT_MOUSE_BUTTON) && (e.getClickCount() > 1)) {
      if (listData.size() > 0) {
        try {
          String oldtag = (String) AdditionalActionList.getSelectedValue();

          // display the gcp window for this control based on what button is pressed
          GraphicalControlsProperties gcp = new GraphicalControlsProperties();
          Vector properties = processProperties();

          if (oldtag.indexOf("postfield") > -1) { // show the postfield pane
            gcp.showPostfieldPanel((String) properties.get(0), (String) properties.get(1), (String) properties.get(2));
            gcp.show();
            Vector dialogData = gcp.getData();
            try {
              if (dialogData.size() > 0)
                processProperties(dialogData);
            }
            catch (NullPointerException nullerr) {}
            }
          else { // ahow the Setvar pane
            gcp.showSetvarPanel((String) properties.get(0), (String) properties.get(1), (String) properties.get(2));
            gcp.show();
            Vector dialogData = gcp.getData();
            try {
              if (dialogData.size() > 0)
                processProperties(dialogData);
            }
            catch (NullPointerException nullerr) {}
          }
        }
        catch (ArrayIndexOutOfBoundsException arrerr) {}
      }
    }
  }

  /**
   * A method for processing the properties returned by the selected list
   * item's properties dialog.  It distinguishes between the "postfield"
   * and "setvar" tags and then makes the neccessary changes to the selected
   * list item's text by applying the data gathered from the item's properties
   * dialog box.
   * @param Vector data - the data gathered from the properties dialog.
   */
  private void processProperties(Vector data) {
    int selected = AdditionalActionList.getSelectedIndex();
    String oldtag = (String) AdditionalActionList.getSelectedValue();
    String s = "<";
    if (oldtag.indexOf("postfield") > -1)
      s = s + "postfield ";
    else
      s = s + "setvar ";
    s = s + "value=\"" + (String) data.get(0) + "\" name=\"" + (String) data.get(1) + "\"";
    s = s.trim();
    if (!(((String) data.get(2)).equals("")))
     s = s + " " + (String) data.get(2);
    s = s + "/>";
    listData.setElementAt(s, selected);
    AdditionalActionList.setListData(listData);
  }

  /**
   * Processes the properties of the selected list item into a vector for further
   * processing.
   * @return Vector properties - the properties of the selected item, the Vector
   * has the following structure:<br>
   * value<br>
   * name<br>
   * extra -  id, class, and xml:lang (when supported by dtd in future)<br><br>
   *
   * Items not found in the slected list item are initlaized to empty strings.
   */
  private Vector processProperties() {

    String value = "";
    String name = "";
    String extra = "";

    String s = (String) listData.get(AdditionalActionList.getSelectedIndex());

    int start = s.indexOf("value=\"");
    if (start > -1) {
      start = s.indexOf("=" , start + 1);
      if (start > -1) {
        start = s.indexOf("\"" , start + 1);
        if (start > -1) {
          int end = s.indexOf("\"" , start + 1);
          if (end < 0)
            end = s.length();
          value = s.substring(start + 1, end);
        }
      }
    }
    start = s.indexOf("name=\"");
    if (start > -1) {
      start = s.indexOf("=" , start + 1);
      if (start > -1) {
        start = s.indexOf("\"" , start + 1);
        if (start > -1) {
          int end = s.indexOf("\"" , start + 1);
          if (end < 0)
            end = s.length();
          name = s.substring(start + 1, end);
        }
      }
    }
    start = s.indexOf("id=\"");
    if (start > -1) {
      start = start + 4;
      int end = s.indexOf("\"", start);
      extra = extra + " " + s.substring(start - 4, end + 1);
    }
    start = s.indexOf("class=\"");
    if (start > -1) {
      start = start + 7;
      int end = s.indexOf("\"", start);
      extra = extra + " " + s.substring(start - 7, end + 1);
    }
    start = s.indexOf("xml:lang=\"");
    if (start > -1) {
      start = start + 10;
      int end = s.indexOf("\"", start);
      extra = extra + " " + s.substring(start - 10, end + 1);
    }

    Vector v = new Vector();
    v.add(value);
    v.add(name);
    v.add(extra.trim());
    return v;
  }

  /**
   * OK Button handler.  If pressed calls getData(), sets the OKPressed variable to
   * true, and hides the dialog.
   */
  private void OkButton_actionPerformed(ActionEvent e) {
    OkPressed = true;
    setVisible(false);
    getData();
  }

  /**
   * Cancel Button handler.  Just hides the dialog.
   */
  private void CancelButton_actionPerformed(ActionEvent e) {
      setVisible(false);
  }

  /**
   * Use this to check if the OK Button was pressed before the dialog was hidden.
   * @return boolean OKPressed - true if the OK Button was pressed.
   */
  public boolean getButtonPressed() {
    return OkPressed;
  }

  /**
   * Gathers all the data from the dialog, based on values set, and button states,
   * and collates it all into a SimpleAttributeSet so that it can be added to the
   * selected text.
   * @return SimpleAttributeSet set - the modified Anchor tag attributes.
   */
  public SimpleAttributeSet getData() {
    if (!(NoneToggleButton.isSelected())) {
      SimpleAttributeSet control = new SimpleAttributeSet();
      for (int x = 0; x < AdditionalActionList.getModel().getSize(); x++) {
        SimpleAttributeSet otherControls = getListAttributes(x);
        control.addAttributes(otherControls);
      }
      if (GoToggleButton.isSelected()) {
        SimpleAttributeSet attribs = processAttributes();
        attribs.addAttributes(control);

        SimpleAttributeSet goControl = new SimpleAttributeSet();
        goControl.addAttribute("go", attribs);
        return goControl;
      }
      if (PrevToggleButton.isSelected()) {
        SimpleAttributeSet attribs = processAttributes();
        attribs.addAttributes(control);

        SimpleAttributeSet prevControl = new SimpleAttributeSet();
        prevControl.addAttribute("prev", attribs);
        return prevControl;
      }
      if (RefreshToggleButton.isSelected()) {
        SimpleAttributeSet attribs = processAttributes();
        attribs.addAttributes(control);

        SimpleAttributeSet refreshControl = new SimpleAttributeSet();
        refreshControl.addAttribute("refresh", attribs);
        return refreshControl;
      }
    }
    return new SimpleAttributeSet();
  }

  /**
   * Gets the Attributes from the dialog and collates them into a SimpleAttributeSet
   * for further processing.
   * This is used when the "Go" ToggleButton is selected.