private void jbInit() throws Throwable {
    // von hier ...
    border = BorderFactory.createEmptyBorder(10, 10, 10, 10);
    setBorder(border);
    // das Aussenpanel hat immer das Gridbaglayout.
    gridBagLayoutAll = new GridBagLayout();
    this.setLayout(gridBagLayoutAll);

    // Actionpanel von Oberklasse holen und anhaengen.
    jpaButtonAction = getToolsPanel();
    this.setActionMap(null);

    getInternalFrame().addItemChangedListener(this);
    wlaTagesart.setText(LPMain.getInstance().getTextRespectUISPr("lp.tagesart"));
    wtfTagesart.setMandatoryField(true);
    wtfTagesart.setActivatable(false);
    wlaBeginn.setText(LPMain.getInstance().getTextRespectUISPr("lp.beginn"));
    wlaKommt.setText(LPMain.getInstance().getTextRespectUISPr("lp.ende"));
    wtfEnde.setMandatoryField(true);
    wtfBeginn.setMandatoryField(true);
    this.add(
        jpaButtonAction,
        new GridBagConstraints(
            0,
            0,
            1,
            1,
            0.0,
            0.0,
            GridBagConstraints.WEST,
            GridBagConstraints.NONE,
            new Insets(0, 0, 0, 0),
            0,
            0));

    // jetzt meine felder
    jpaWorkingOn = new JPanel();
    gridBagLayoutWorkingPanel = new GridBagLayout();
    jpaWorkingOn.setLayout(gridBagLayoutWorkingPanel);
    this.add(
        jpaWorkingOn,
        new GridBagConstraints(
            0,
            1,
            1,
            1,
            1.0,
            1.0,
            GridBagConstraints.SOUTHEAST,
            GridBagConstraints.BOTH,
            new Insets(0, 0, 0, 0),
            0,
            0));
    this.add(
        getPanelStatusbar(),
        new GridBagConstraints(
            0,
            2,
            1,
            1,
            1.0,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.BOTH,
            new Insets(0, 0, 0, 0),
            0,
            0));
    this.add(
        getPanelStatusbar(),
        new GridBagConstraints(
            0,
            2,
            1,
            1,
            1.0,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.BOTH,
            new Insets(0, 0, 0, 0),
            0,
            0));
    jpaWorkingOn.add(
        wlaTagesart,
        new GridBagConstraints(
            0,
            0,
            1,
            1,
            0.0,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.HORIZONTAL,
            new Insets(0, 0, 0, 0),
            0,
            0));
    jpaWorkingOn.add(
        wtfTagesart,
        new GridBagConstraints(
            1,
            0,
            5,
            1,
            0.0,
            0.0,
            GridBagConstraints.WEST,
            GridBagConstraints.NONE,
            new Insets(2, 2, 2, 2),
            150,
            0));
    jpaWorkingOn.add(
        wlaBeginn,
        new GridBagConstraints(
            0,
            1,
            1,
            1,
            0.05,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.HORIZONTAL,
            new Insets(0, 0, 0, 0),
            0,
            0));
    jpaWorkingOn.add(
        wtfBeginn,
        new GridBagConstraints(
            1,
            1,
            1,
            1,
            0.0,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.HORIZONTAL,
            new Insets(0, 0, 0, 0),
            50,
            0));
    jpaWorkingOn.add(
        wlaKommt,
        new GridBagConstraints(
            2,
            1,
            1,
            1,
            0.05,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.HORIZONTAL,
            new Insets(0, 0, 0, 0),
            0,
            0));
    jpaWorkingOn.add(
        wtfEnde,
        new GridBagConstraints(
            3,
            1,
            1,
            1,
            0.0,
            0.0,
            GridBagConstraints.CENTER,
            GridBagConstraints.HORIZONTAL,
            new Insets(0, 0, 0, 0),
            50,
            0));
    String[] aWhichButtonIUse = {
      ACTION_UPDATE, ACTION_SAVE, ACTION_DELETE, ACTION_DISCARD,
    };

    enableToolsPanelButtons(aWhichButtonIUse);
  }