Android Question Drag panels to Re-order

Hi Guys,
I have an application where i have several panels on my screen, i would like to be able to for example to take the 4th panel and drag it between panel 1 and 2.
panel 2 and further will move to the right and panel 4 (what i dragged) will align neathly.

How can i do this?

Greetingss
 
Top