android emulator, get the widgets on home screen

i am currently working on getting the list of widgets that are 开发者_StackOverflowpresent on home screen, i want to write a code that can create a list of all the widgets present on home screen. googled it but no luck! any help is appreciated! thanks

There are dozens, perhaps hundreds, of home screen implementations. Perhaps one will have an API that will let you accomplish this, but there is no standard API for this.