android下拉刷新效果,实现scrollview 和 listview 的效果-android

android的通讯录代码,listview的动态刷新，读取内置的联系人,独立的数据库,打电话，发短信,发邮箱,快速的二维码添加功能-android code in my address book, listview dynamic refresh, read the built-in contact, a separate , make a phone call, send text messages, send E-mail, quick qr code add functionality