我米开发其中的用户将提供一套从他/她可以设置应用程序window.It的壁纸正在改变wallpaper.How它可以通过code做壁纸一个Android聊天应用程序？请帮忙。我不想code为setting.Wanted聊天屏幕壁纸更换系统/主屏幕墙纸code

I m developing an Android chat application where in user will be provided with a set of wallpapers from which he/she can set wallpaper of application window.It is changing wallpaper.How it can be done through code? please help. I don't want code for system/home screen wallpaper setting.Wanted for chat screen wallpaper changing code

推荐答案

只需使用 setBackgroundDrawable（可绘制D）中所显示聊天窗口的主要活动。

Simply use setBackgroundDrawable(Drawable d) in your main activity that is showing the chat window.