Android 更换系统壁纸

1: 在alps\packages\apps\Launcher2\res\drawable-mdpi下面

 default_wallpaper_small 为默认壁纸  

wallpaper_01     wallpaper_01_small(想要增加自己的壁纸，必须写成此格式)

wallpaper_02     wallpaper_02_small

wallpaper_03    wallpaper_03_small

……….. ……….. ………

2: 在alps\packages\apps\Launcher2\res\values目录下 打开这个文件 wallpapers.xml

<resources>
    <string-array name="wallpapers" translatable="false">
        
             
        <item>default_wallpaperitem>

        
         
        <item>wallpaper_01item>
        <item>wallpaper_02item>
        <item>wallpaper_03item>
    string-array>
resources>