static int formLayouter1_yPlus = 5; // make higher (bug fixing)

static int formLayouter1_fixer2 = 0;

static F1<Container, Dimension> formLayouter1() {

  final int yplus = formLayouter1_yPlus, fixer2 = formLayouter1_fixer2;

  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;

    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, size.width-outerSpacing*2, iround(y+h)-actualY);

      y += h+gap;

    }

    // return preferred size

    Dimension pref = componentsBoundingSize(parent, outerSpacing);

    ifdef formLayouter1_debug

      printVars_str formLayouter1(+pref, parentHeight := parent.getHeight());

    endifdef

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

      int tph = totalPreferredHeight(l);

      pref.height = tph+gapsAndMargins+yplus;

      ifdef formLayouter1_debug

        printVars_str formLayouter1(+pref, +tph, +gapsAndMargins, +yplus);

      endifdef

    }

    ret pref;

  };

}