private Control createImplicitTabContents(Composite parent) {
    Composite container = new Composite(parent, SWT.NONE);
    GridLayout layout = new GridLayout(2, false);
    container.setLayout(layout);
    container.setLayoutData(new GridData(GridData.FILL_BOTH));
    container.setFont(parent.getFont());

    createImpLabel(container);
    createImpTable(container);
    createImpButtons(container);
    return container;
  }