How to set up a separate lock screen wallpaper

Such as the title, see the API does not provide a separate method to set the lock screen wallpaper, but I have to provide millet two separate methods to set the lock screen wallpaper.

Find great God who enlighten me.

<-! Baidu Button BEGIN -> more Share to: <-! Baidu Button END ->

<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->
Reply:
Popular enough Wang ah, manual top.