コード例 #1
0
 void editorPane_keyPressed(KeyEvent e) {
   StyledDocument doc = editorPane.getStyledDocument();
   int pos = editorPane.getCaretPosition();
   int code = e.getKeyCode();
   Element el;
   switch (code) {
     case KeyEvent.VK_BACK_SPACE:
     case KeyEvent.VK_DELETE:
     case KeyEvent.VK_LEFT:
     case KeyEvent.VK_KP_LEFT:
       if (pos == 0) return;
       // we want to get the element to the left of position.
       el = doc.getCharacterElement(pos - 1);
       break;
     case KeyEvent.VK_RIGHT:
     case KeyEvent.VK_KP_RIGHT:
       // we want to get the element to the right of position.
       el = doc.getCharacterElement(pos + 1);
       break;
     default:
       return; // bail we don't handle it.
   }
   AttributeSet attr = el.getAttributes();
   String el_name = (String) attr.getAttribute(StyleConstants.NameAttribute);
   int el_range = el.getEndOffset() - el.getStartOffset() - 1;
   if (el_name.startsWith("Parameter") && StyleConstants.getComponent(attr) != null) {
     try {
       switch (code) {
         case KeyEvent.VK_BACK_SPACE:
         case KeyEvent.VK_DELETE:
           doc.remove(el.getStartOffset(), el_range);
           break;
         case KeyEvent.VK_LEFT:
         case KeyEvent.VK_KP_LEFT:
           editorPane.setCaretPosition(pos - el_range);
           break;
         case KeyEvent.VK_RIGHT:
         case KeyEvent.VK_KP_RIGHT:
           editorPane.setCaretPosition(pos + (el_range));
           break;
       }
     } catch (BadLocationException ex) {
     }
   }
 }
コード例 #2
0
  private void insertParameter(ConfigParamDescr descr, String format, int pos) {
    try {
      StyledDocument doc = (StyledDocument) editorPane.getDocument();

      // The component must first be wrapped in a style
      Style style = doc.addStyle("Parameter-" + numParameters, null);
      JLabel label = new JLabel(descr.getDisplayName());
      label.setAlignmentY(0.8f); // make sure we line up
      label.setFont(new Font("Helvetica", Font.PLAIN, 14));
      label.setForeground(Color.BLUE);
      label.setName(descr.getKey());
      label.setToolTipText("key: " + descr.getKey() + "    format: " + format);
      StyleConstants.setComponent(style, label);
      doc.insertString(pos, format, style);
      numParameters++;
    } catch (BadLocationException e) {
    }
  }