Item with no children
Item with children
First child
Second child
Item with grandchildren
First child
First grandchild
Second grandchild
New row
Added row
Added child
Added grandchild
Added child
Before
Item with collapsed children
Hidden child
Item with children
First child
Second child
Item with grandchildren
First child
First grandchild
Hidden child
Second grandchild
Third grandchild
Hidden child
Fourth item
First child
Hidden child 1
Hidden child 2
Second child
Third child
First Grand child
Second Grand child
Fourth child
Hidden child 1
Hidden child 2
Second last item
Last child
Last item
After
Item with no children
Item with children
First child
Second child
Item with grandchildren
First child
First grandchild
Second grandchild