android 日期选择和省市选择

先看效果图:
[img]http://dl2.iteye.com/upload/attachment/0108/3613/4147a4fa-b330-385e-8608-2137c40b5f82.png[/img]
[img]http://dl2.iteye.com/upload/attachment/0108/3615/73565523-ed4c-3f92-98c4-6dca225f9790.png[/img]
[img]http://dl2.iteye.com/upload/attachment/0108/3617/1d5d5efe-dbd2-3614-ae2c-1396f5427dc7.png[/img]