public void focusLost(FocusEvent e) {
   synchronized (this) {
     if (c != null) {
       c.getDocument().removeDocumentListener(d);
       c = null;
       d = null;
     }
   }
   if (!e.isTemporary()) parent.updateField(e.getSource());
 }
  void setupPanel(JabRefFrame frame, BasePanel bPanel, boolean addKeyField, String title) {

    InputMap im = panel.getInputMap(JComponent.WHEN_FOCUSED);
    ActionMap am = panel.getActionMap();

    im.put(Globals.prefs.getKey("Entry editor, previous entry"), "prev");
    am.put("prev", parent.prevEntryAction);
    im.put(Globals.prefs.getKey("Entry editor, next entry"), "next");
    am.put("next", parent.nextEntryAction);

    im.put(Globals.prefs.getKey("Entry editor, store field"), "store");
    am.put("store", parent.storeFieldAction);
    im.put(Globals.prefs.getKey("Entry editor, next panel"), "right");
    im.put(Globals.prefs.getKey("Entry editor, next panel 2"), "right");
    am.put("left", parent.switchLeftAction);
    im.put(Globals.prefs.getKey("Entry editor, previous panel"), "left");
    im.put(Globals.prefs.getKey("Entry editor, previous panel 2"), "left");
    am.put("right", parent.switchRightAction);
    im.put(Globals.prefs.getKey("Help"), "help");
    am.put("help", parent.helpAction);
    im.put(Globals.prefs.getKey("Save database"), "save");
    am.put("save", parent.saveDatabaseAction);
    im.put(Globals.prefs.getKey("Next tab"), "nexttab");
    am.put("nexttab", parent.frame.nextTab);
    im.put(Globals.prefs.getKey("Previous tab"), "prevtab");
    am.put("prevtab", parent.frame.prevTab);

    panel.setName(title);
    // String rowSpec = "left:pref, 4dlu, fill:pref:grow, 4dlu, fill:pref";
    String colSpec =
        "fill:pref, 1dlu, fill:10dlu:grow, 1dlu, fill:pref, "
            + "8dlu, fill:pref, 1dlu, fill:10dlu:grow, 1dlu, fill:pref";
    StringBuffer sb = new StringBuffer();
    int rows = (int) Math.ceil((double) fields.length / 2.0);
    for (int i = 0; i < rows; i++) {
      sb.append("fill:pref:grow, ");
    }
    if (addKeyField) sb.append("4dlu, fill:pref");
    else if (sb.length() >= 2) sb.delete(sb.length() - 2, sb.length());
    String rowSpec = sb.toString();

    DefaultFormBuilder builder = new DefaultFormBuilder(new FormLayout(colSpec, rowSpec), panel);

    for (int i = 0; i < fields.length; i++) {
      // Create the text area:
      int editorType = BibtexFields.getEditorType(fields[i]);

      final FieldEditor ta;
      if (editorType == GUIGlobals.FILE_LIST_EDITOR)
        ta = new FileListEditor(frame, bPanel.metaData(), fields[i], null, parent);
      else ta = new FieldTextArea(fields[i], null);
      // ta.addUndoableEditListener(bPanel.undoListener);

      JComponent ex = parent.getExtra(fields[i], ta);

      // Add autocompleter listener, if required for this field:
      AbstractAutoCompleter autoComp = bPanel.getAutoCompleter(fields[i]);
      AutoCompleteListener acl = null;
      if (autoComp != null) {
        acl = new AutoCompleteListener(autoComp);
      }
      setupJTextComponent(ta.getTextComponent(), acl);
      ta.setAutoCompleteListener(acl);

      // Store the editor for later reference:
      editors.put(fields[i], ta);
      if (i == 0) activeField = ta;
      // System.out.println(fields[i]+": "+BibtexFields.getFieldWeight(fields[i]));
      // ta.getPane().setPreferredSize(new Dimension(100,
      //        (int)(50.0*BibtexFields.getFieldWeight(fields[i]))));
      builder.append(ta.getLabel());
      if (ex == null) builder.append(ta.getPane(), 3);
      else {
        builder.append(ta.getPane());
        JPanel pan = new JPanel();
        pan.setLayout(new BorderLayout());
        pan.add(ex, BorderLayout.NORTH);
        builder.append(pan);
      }
      if (i % 2 == 1) builder.nextLine();
    }

    // Add the edit field for Bibtex-key.
    if (addKeyField) {
      final FieldTextField tf =
          new FieldTextField(
              BibtexFields.KEY_FIELD, parent.getEntry().getField(BibtexFields.KEY_FIELD), true);
      // tf.addUndoableEditListener(bPanel.undoListener);
      setupJTextComponent(tf, null);

      editors.put("bibtexkey", tf);
      /*
       * If the key field is the only field, we should have only one
       * editor, and this one should be set as active initially:
       */
      if (editors.size() == 1) activeField = tf;
      builder.nextLine();
      builder.append(tf.getLabel());
      builder.append(tf, 3);
    }
  }