예제 #1
1
  private void updateTemplateFromEditor(PrintfTemplate template) {
    ArrayList params = new ArrayList();
    String format = null;
    int text_length = editorPane.getDocument().getLength();
    try {
      format = editorPane.getDocument().getText(0, text_length);
    } catch (BadLocationException ex1) {
    }
    Element section_el = editorPane.getDocument().getDefaultRootElement();
    // Get number of paragraphs.
    int num_para = section_el.getElementCount();
    for (int p_count = 0; p_count < num_para; p_count++) {
      Element para_el = section_el.getElement(p_count);
      // Enumerate the content elements
      int num_cont = para_el.getElementCount();
      for (int c_count = 0; c_count < num_cont; c_count++) {
        Element content_el = para_el.getElement(c_count);
        AttributeSet attr = content_el.getAttributes();
        // Get the name of the style applied to this content element; may be null
        String sn = (String) attr.getAttribute(StyleConstants.NameAttribute);
        // Check if style name match
        if (sn != null && sn.startsWith("Parameter")) {
          // we extract the label.
          JLabel l = (JLabel) StyleConstants.getComponent(attr);
          if (l != null) {
            params.add(l.getName());
          }
        }
      }
    }

    template.setFormat(format);
    template.setTokens(params);
  }
예제 #2
0
  /*
   *	Get the line number to be drawn. The empty string will be returned
   *  when a line of text has wrapped.
   */
  protected String getTextLineNumber(int rowStartOffset) {
    Element root = component.getDocument().getDefaultRootElement();
    int index = root.getElementIndex(rowStartOffset);
    Element line = root.getElement(index);

    if (line.getStartOffset() == rowStartOffset) return String.valueOf(index + 1);
    else return "";
  }
예제 #3
0
  /*
   *  Determine the Y offset for the current row
   */
  private int getOffsetY(int rowStartOffset, FontMetrics fontMetrics) throws BadLocationException {
    //  Get the bounding rectangle of the row

    Rectangle r = component.modelToView(rowStartOffset);
    int lineHeight = fontMetrics.getHeight();
    int y = r.y + r.height;
    int descent = 0;

    //  The text needs to be positioned above the bottom of the bounding
    //  rectangle based on the descent of the font(s) contained on the row.
    if (r.height == lineHeight) {
      // default font is being used
      descent = fontMetrics.getDescent();
    } else {
      // We need to check all the attributes for font changes
      if (fonts == null) {
        fonts = new HashMap<String, FontMetrics>();
      }

      Element root = component.getDocument().getDefaultRootElement();
      int index = root.getElementIndex(rowStartOffset);
      Element line = root.getElement(index);

      for (int i = 0; i < line.getElementCount(); i++) {
        Element child = line.getElement(i);
        AttributeSet as = child.getAttributes();
        String fontFamily = (String) as.getAttribute(StyleConstants.FontFamily);
        Integer fontSize = (Integer) as.getAttribute(StyleConstants.FontSize);
        String key = fontFamily + fontSize;

        FontMetrics fm = fonts.get(key);

        if (fm == null) {
          Font font = new Font(fontFamily, Font.PLAIN, fontSize);
          fm = component.getFontMetrics(font);
          fonts.put(key, fm);
        }

        descent = Math.max(descent, fm.getDescent());
      }
    }

    return y - descent;
  }
예제 #4
0
 public void caretUpdate(CaretEvent e) {
   // when the cursor moves on _textView
   // this method will be called. Then, we
   // must determine what the line number is
   // and update the line number view
   Element root = textView.getDocument().getDefaultRootElement();
   int line = root.getElementIndex(e.getDot());
   root = root.getElement(line);
   int col = root.getElementIndex(e.getDot());
   lineNumberView.setText(line + ":" + col);
   // if text is selected then enable copy and cut
   boolean isSelection = e.getDot() != e.getMark();
   copyAction.setEnabled(isSelection);
   cutAction.setEnabled(isSelection);
 }