maxRows does not work

We defined maxRows=10. If we have 10 Rows and we put new element in between existing elements, the last element will take the row 11, 12 etc. We where expecting that if the element doesn't fit to 10 Rows goes to the next column. See the behavior on the pictures

item 2 -

if the item 2 can not fit in grid , I want to be like this