3091-1.cs

protected override Size MeasureOverride(Size availableSize)
{
	var finalSize = new Size { Width = availableSize.Width };

	var rowHeight = 0d;
	var posX = 0d;

	foreach (var child in Children)
	{
		child.Measure(availableSize);
		posX += child.DesiredSize.Width;

		if (posX > availableSize.Width)
		{
			posX = child.DesiredSize.Width;
			finalSize.Height += rowHeight;
			rowHeight = child.DesiredSize.Height;
		}
		else
		{
			rowHeight = Math.Max(child.DesiredSize.Height, rowHeight);
		}
	}

	finalSize.Height += rowHeight;
	return finalSize;
}