@Override
  protected void addFields() {

    // Header Fields
    Composite mainComposite =
        Form.startNewDimensionnedGridLayout(this, 2, WIDTH_GRIDDATA_PIXEL, 60);
    metadataNameText =
        new LabelledText(
            mainComposite, Messages.getString("FileStep3.metadataName")); // $NON-NLS-1$
    metadataCommentText =
        new LabelledText(
            mainComposite, Messages.getString("FileStep3.metadataComment")); // $NON-NLS-1$

    // Group MetaData
    Group groupMetaData =
        Form.createGroup(
            this, 1, Messages.getString("FileStep3.groupMetadata"), 280); // $NON-NLS-1$
    Composite compositeMetaData = Form.startNewGridLayout(groupMetaData, 1);

    // Composite Guess
    Composite compositeGuessButton =
        Form.startNewDimensionnedGridLayout(compositeMetaData, 2, WIDTH_GRIDDATA_PIXEL, 40);
    informationLabel = new Label(compositeGuessButton, SWT.NONE);
    informationLabel.setText(
        Messages.getString("FileStep3.informationLabel")
            + "                                                  "); //$NON-NLS-1$ //$NON-NLS-2$
    informationLabel.setSize(500, HEIGHT_BUTTON_PIXEL);

    guessButton =
        new UtilsButton(
            compositeGuessButton,
            Messages.getString("FileStep3.guess"),
            WIDTH_BUTTON_PIXEL, //$NON-NLS-1$
            HEIGHT_BUTTON_PIXEL);
    guessButton.setToolTipText(Messages.getString("FileStep3.guessTip")); // $NON-NLS-1$

    // Composite MetadataTableEditorView
    Composite compositeTable =
        Form.startNewDimensionnedGridLayout(compositeMetaData, 1, WIDTH_GRIDDATA_PIXEL, 200);
    compositeTable.setLayout(new FillLayout());
    metadataEditor =
        new MetadataEmfTableEditor(
            Messages.getString("FileStep3.metadataDescription")); // $NON-NLS-1$
    tableEditorView = new MetadataEmfTableEditorView(compositeTable, SWT.NONE);

    if (!isInWizard()) {
      // Bottom Button
      Composite compositeBottomButton =
          Form.startNewGridLayout(this, 2, false, SWT.CENTER, SWT.CENTER);
      // Button Cancel
      cancelButton =
          new UtilsButton(
              compositeBottomButton,
              Messages.getString("CommonWizard.cancel"),
              WIDTH_BUTTON_PIXEL, //$NON-NLS-1$
              HEIGHT_BUTTON_PIXEL);
    }
    // addUtilsButtonListeners(); changed by hqzhang, need not call here, has been called in
    // setupForm()
  }
  /**
   * DOC ocarbone Comment method "addTreeNavigator".
   *
   * @param parent
   * @param width
   * @param height
   */
  private void addTreeNavigator(Composite parent, int width, int height) {
    // Group
    Group group =
        Form.createGroup(
            parent,
            1,
            Messages.getString("DatabaseTableForm.navigatorTree"),
            height); //$NON-NLS-1$

    // ScrolledComposite
    ScrolledComposite scrolledCompositeFileViewer =
        new ScrolledComposite(group, SWT.H_SCROLL | SWT.V_SCROLL | SWT.NONE);
    scrolledCompositeFileViewer.setExpandHorizontal(true);
    scrolledCompositeFileViewer.setExpandVertical(true);
    GridData gridData1 = new GridData(GridData.FILL_BOTH);
    gridData1.widthHint = width + 12;
    gridData1.heightHint = height;
    gridData1.horizontalSpan = 2;
    scrolledCompositeFileViewer.setLayoutData(gridData1);

    tableViewerCreator = new TableViewerCreator(scrolledCompositeFileViewer);
    tableViewerCreator.setHeaderVisible(false);
    tableViewerCreator.setColumnsResizableByDefault(false);
    tableViewerCreator.setBorderVisible(false);
    tableViewerCreator.setLinesVisible(false);
    tableViewerCreator.setLayoutMode(LAYOUT_MODE.NONE);
    tableViewerCreator.setCheckboxInFirstColumn(false);
    tableViewerCreator.setFirstColumnMasked(false);

    tableNavigator = tableViewerCreator.createTable();
    tableNavigator.setLayoutData(new GridData(GridData.FILL_BOTH));

    TableColumn tableColumn = new TableColumn(tableNavigator, SWT.NONE);
    tableColumn.setText(
        Messages.getString("DatabaseTableForm.tableColumnText.talbe")); // $NON-NLS-1$
    tableColumn.setWidth(width + 120);

    scrolledCompositeFileViewer.setContent(tableNavigator);
    scrolledCompositeFileViewer.setSize(width + 12, height);

    // // Button Add metadata Table
    Composite button =
        Form.startNewGridLayout(group, HEIGHT_BUTTON_PIXEL, false, SWT.CENTER, SWT.CENTER);
    addTableButton =
        new UtilsButton(
            button,
            Messages.getString("DatabaseTableForm.AddTable"),
            width - 30,
            HEIGHT_BUTTON_PIXEL); //$NON-NLS-1$

    Composite rmButton =
        Form.startNewGridLayout(group, HEIGHT_BUTTON_PIXEL, false, SWT.CENTER, SWT.CENTER);
    removeTableButton =
        new UtilsButton(rmButton, "Remove Schema", width - 30, HEIGHT_BUTTON_PIXEL); // $NON-NLS-1$
  }
 private void addCheckFields() {
   Composite checkGroup = new Composite(this, SWT.NONE);
   GridLayout checkGridLayout = new GridLayout(1, false);
   checkGroup.setLayout(checkGridLayout);
   GridData checkGridData = new GridData(GridData.FILL_HORIZONTAL);
   checkGridData.minimumHeight = 5;
   checkGroup.setLayoutData(checkGridData);
   Composite checkButtonComposite =
       Form.startNewGridLayout(checkGroup, 1, false, SWT.CENTER, SWT.BOTTOM);
   GridLayout checkButtonLayout = (GridLayout) checkButtonComposite.getLayout();
   checkButtonLayout.marginHeight = 0;
   checkButtonLayout.marginTop = 0;
   checkButtonLayout.marginBottom = 0;
   checkButtonLayout.marginLeft = 0;
   checkButtonLayout.marginRight = 0;
   checkButtonLayout.marginWidth = 0;
   checkConnectionBtn =
       new UtilsButton(
           checkButtonComposite,
           Messages.getString("OozieForm.check"),
           WIDTH_BUTTON_PIXEL,
           HEIGHT_BUTTON_PIXEL); //$NON-NLS-1$
   checkConnectionBtn.setEnabled(false);
 }
  @Override
  protected void addFields() {

    int leftCompositeWidth = 125;
    int rightCompositeWidth = WIDTH_GRIDDATA_PIXEL - leftCompositeWidth;
    int headerCompositeHeight = 80;
    int tableSettingsCompositeHeight = 15;
    int tableCompositeHeight = 200;

    int height = headerCompositeHeight + tableSettingsCompositeHeight + tableCompositeHeight;

    // Header Fields
    Composite mainComposite =
        Form.startNewDimensionnedGridLayout(this, 2, WIDTH_GRIDDATA_PIXEL, 60);

    SashForm sash = new SashForm(mainComposite, SWT.HORIZONTAL);
    GridData sashData = new GridData(GridData.FILL_BOTH);
    sash.setLayoutData(sashData);
    Composite leftComposite =
        Form.startNewDimensionnedGridLayout(sash, 1, leftCompositeWidth, height);
    Composite rightComposite =
        Form.startNewDimensionnedGridLayout(sash, 1, rightCompositeWidth, height);
    sash.setWeights(new int[] {1, 5});
    addTreeNavigator(leftComposite, leftCompositeWidth, height);
    metadataNameText =
        new LabelledText(
            rightComposite, Messages.getString("FileStep3.metadataName")); // $NON-NLS-1$
    metadataCommentText =
        new LabelledText(
            rightComposite, Messages.getString("FileStep3.metadataComment")); // $NON-NLS-1$

    // Group MetaData
    Group groupMetaData =
        Form.createGroup(
            rightComposite, 1, Messages.getString("FileStep3.groupMetadata"), 280); // $NON-NLS-1$
    Composite compositeMetaData = Form.startNewGridLayout(groupMetaData, 1);

    // Composite Guess
    Composite compositeGuessButton =
        Form.startNewDimensionnedGridLayout(compositeMetaData, 2, WIDTH_GRIDDATA_PIXEL, 40);
    informationLabel = new Label(compositeGuessButton, SWT.NONE);
    informationLabel.setText(
        Messages.getString("FileStep3.informationLabel")
            + "                                                  "); //$NON-NLS-1$ //$NON-NLS-2$
    informationLabel.setSize(500, HEIGHT_BUTTON_PIXEL);

    guessButton =
        new UtilsButton(
            compositeGuessButton,
            Messages.getString("FileStep3.guess"),
            WIDTH_BUTTON_PIXEL, //$NON-NLS-1$
            HEIGHT_BUTTON_PIXEL);
    guessButton.setToolTipText(Messages.getString("FileStep3.guessTip")); // $NON-NLS-1$

    // Composite MetadataTableEditorView
    Composite compositeTable =
        Form.startNewDimensionnedGridLayout(compositeMetaData, 1, WIDTH_GRIDDATA_PIXEL, 200);
    compositeTable.setLayout(new FillLayout());
    metadataEditor =
        new MetadataEmfTableEditor(
            Messages.getString("FileStep3.metadataDescription")); // $NON-NLS-1$
    tableEditorView = new MetadataEmfTableEditorView(compositeTable, SWT.NONE);

    if (!isInWizard()) {
      // Bottom Button
      Composite compositeBottomButton =
          Form.startNewGridLayout(this, 2, false, SWT.CENTER, SWT.CENTER);
      // Button Cancel
      cancelButton =
          new UtilsButton(
              compositeBottomButton,
              Messages.getString("CommonWizard.cancel"),
              WIDTH_BUTTON_PIXEL, //$NON-NLS-1$
              HEIGHT_BUTTON_PIXEL);
    }
    addUtilsButtonListeners();
  }