自己重写了效果，添加了文字说明，阴影控制等AnandroidcustomviewwhichlookslikethemenuinPath2.0(foriOS).Ifyouwanttousethislibraryyoumustbeforeallindicatetoyourapplicationthatyouwanttouseitbylaunchingthefollowingcommandfromtherootdirectoryofyourapplication$androidupdateproject--library../relative/path/