Android Proximity Alert 手机接近进警告或提示功能一例.rar

Android Proximity Alert 手机接近进警告或提示功能一例 LocationManager lm = (LocationManager)getSystemService(Context.LOCATION_SERVICE); //定义接近区域的大致经度、纬度 double longitude = 113.39; double latitude = 23.13; //定义接近区域的半径(5公里) float radius = 5000; //定义接近区域后 触发的PendingIntent Intent intent = new Intent(th