android监听来电与去电代码，当去电到时候手机显示一种小图，小图可以进行拖动。挂断电话时显示一张大图点击进入网页。-android monitor the incoming and outgoing code, to the time when the outgoing phone displays a small, map, small map can be dragged. Hang up the phone to display a larger image click on the