android - Custom Home Screen with the properties like default Home Screen -

i designing home screen.in this,i showing system icons in grid view.but have problem icons scrollable vertically.here,i want make these icons scrollable in horizontal direction. have used, scroll view , horizontal scroll view result failed. whole project, using relative layouts.

and grid view,

</relativelayout>  <gridview 

the android 4.x stock home screen uses series of gridview widgets in viewpager, near can tell. might able tell more using hierarchy view or uiautomatorviewer inspect ui of home screen.