摘要： 1.构建一个GPS的测试的Activity,实时获取 经度和纬度（可找出附近的人儿）public class GPS_testActivity extends Activity{/** Called when the activity is first created. */private LinearLayout mainView = null;private TextView infoView = null;private TextView locationView = null;private LocationManager locationManager = null;private 阅读全文

摘要： 1.设置View的背景透明度#00000000 全透明#50000000 半透明2.设置View的id值的问题android中不同的XML文件中可以设置相同的id值 阅读全文