android ListView 如何实现侧边栏索引导航的效果？类似同程旅游app 效果。

Question

类似于页面右侧，D1,D2 点击之后会定位到相应的item 项。 求赐教, 各位大神。

Answer 1

http://stackoverflow.com/questions/7561353/programmatically-scroll-to-a-specific-position-in-an-android-listview

Jump directly to the target location:
listView.setSelection(2);

Slide smoothly:
listView.smoothScrollToPosition(2);