static F1<Container, Dimension> formLayouter2(O... _) {

  int yplus = optPar yPlus(_, 5); // make higher (bug fixing)

  int fixer2 = optPar fixer2(_, 0);

  int rightMargin = optPar rightMargin(_, 10);

  ret func(Container parent) -> Dimension {

    L<Component> l = getComponents(parent);

    new BitSet bigOnes;

    for i over l:

      if (containsATextArea(l.get(i))) add(bigOnes, i);

    int nBigOnes = bigOnes.cardinality();

    int mandatoryHeight = totalPreferredHeight(listWithoutIndicesInBitSet(l, bigOnes));

    int gap = 4, outerSpacing = 5;

    Dimension size = parent.getSize();

    int gapsAndMargins = outerSpacing*2-(l(l)-1)*gap;

    int totalSpace = size.height-gapsAndMargins-fixer2;

    int liberalSpace = totalSpace-mandatoryHeight;

    int width = size.width-outerSpacing*2-rightMargin;

    double perBigOne = doubleRatio(liberalSpace, nBigOnes);

    double y = outerSpacing;

    for i over l: {

      Component c = l.get(i);

      bool big = contains(bigOnes, i);

      double h = big ? perBigOne : c.getPreferredSize().height;

      int actualY = iround(y);

      c.setBounds(10, actualY, width, iround(y+h)-actualY);

      y += h+gap;

    }

    // return preferred size

    Dimension pref = componentsBoundingSize(parent, outerSpacing);

    if (parent.getHeight() == 0) // pre-showing - maybe we should always do this

      pref.height = totalPreferredHeight(l)+gapsAndMargins+yplus;

    ret pref;

  };

}