// currently doesn't use any gaps or margins
sclass VScrollingWrapLayout > AbstractLayoutManager {
  //settable bool centeredHorizontally; // TODO

  public void layoutContainer(Container parent) {
    L<Component> components = getComponents(parent);
    
    int maxWidth = parent.getWidth();
    int x = 0, y = 0;
    int lineHeight = 0;
    int componentsInLine = 0;
    
    for (c : components) {
      Dimension size = c.getPreferredSize();
      bool needNewLine = componentsInLine != 0
        && x+size.width > maxWidth;
      if (needNewLine) {
        y += lineHeight;
        x = componentsInLine = lineHeight = 0;
      }
        
      c.setBounds(x, y, size.width, size.height);
      x += size.width;
      lineHeight = max(size.height, lineHeight);
      ++componentsInLine;
    }
    
    preferredSize(maxWidth, y+lineHeight);
  }
}