Android仿京东首页秒杀倒计时

<linearlayout
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:background="#ffffff"
  android:orientation="vertical">
  <linearlayout
  android:layout_width="match_parent"
  android:layout_height="40dp"
  android:gravity="center_vertical">
  <textview
   android:id="@+id/tv_miaosha"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:layout_marginleft="8dp"
   android:text="京东秒杀"
   android:textcolor="#f00"
   android:textsize="20sp" />
  <textview
   android:id="@+id/tv_miaosha_time"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:padding="5dp"
   android:text="12点场"
   android:textsize="20sp" />
  <linearlayout
   android:layout_width="wrap_content"
   android:layout_height="wrap_content">
   <textview
   android:id="@+id/tv_miaosha_shi"
   android:layout_width="25dp"
   android:layout_height="25dp"
   android:background="@drawable/shape_miaosha_time"
   android:gravity="center"
   android:text="1"
   android:textcolor="#fff"
   android:textsize="15sp" />
   <textview
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:padding="3dp"
   android:text=":" />
   <textview
   android:id="@+id/tv_miaosha_minter"
   android:layout_width="25dp"
   android:layout_height="25dp"
   android:background="@drawable/shape_miaosha_time"
   android:gravity="center"
   android:text="1"
   android:textcolor="#fff"
   android:textsize="15sp" />
   <textview
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:padding="3dp"
   android:text=":" />
   <textview
   android:id="@+id/tv_miaosha_second"
   android:layout_width="25dp"
   android:layout_height="25dp"
   android:background="@drawable/shape_miaosha_time"
   android:gravity="center"
   android:text="1"
   android:textcolor="#fff"
   android:textsize="15sp" />
  </linearlayout>
 </linearlayout>
</linearlayout>

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
 android:shape="rectangle">
 <solid android:color="#000"></solid>
 <corners android:radius="2.5dp"></corners>
</shape>

//得到控件
 mmiaoshashitv = view.findviewbyid(r.id.tv_miaosha_shi);
 mmiaoshatimetv = view.findviewbyid(r.id.tv_miaosha_time);
 mmiaoshamintertv = view.findviewbyid(r.id.tv_miaosha_minter);
 mmiaoshasecondtv = view.findviewbyid(r.id.tv_miaosha_second);



 /****************京东秒杀倒计时**********************/

 //使用handler用于更新ui
 private handler handler = new handler() {
 @override
 public void handlemessage(message msg) {
  super.handlemessage(msg);
  countdown();
  handler.sendemptymessagedelayed(0, 1000);
 }
 };

 /**
 * 秒杀
 */
 private void countdown() {
 simpledateformat df = new simpledateformat("yyyy-mm-dd hh:mm:ss");
 date curdate = new date(system.currenttimemillis());
 string format = df.format(curdate);
 stringbuffer buffer = new stringbuffer();
 string substring = format.substring(0, 11);
 buffer.append(substring);
 log.d("ccc", substring);
 calendar calendar = calendar.getinstance();
 int hour = calendar.get(calendar.hour_of_day);
 if (hour % 2 == 0) {
  mmiaoshatimetv.settext(hour + "点场");
  buffer.append((hour + 2));
  buffer.append(":00:00");
 } else {
  mmiaoshatimetv.settext((hour - 1) + "点场");
  buffer.append((hour + 1));
  buffer.append(":00:00");
 }
 string totime = buffer.tostring();
 try {
  java.util.date date = df.parse(totime);
  java.util.date date1 = df.parse(format);
  long defferenttime = date.gettime() - date1.gettime();
  long days = defferenttime / (1000 * 60 * 60 * 24);
  long hours = (defferenttime - days * (1000 * 60 * 60 * 24)) / (1000 * 60 * 60);
  long minute = (defferenttime - days * (1000 * 60 * 60 * 24) - hours * (1000 * 60 * 60)) / (1000 * 60);
  long seconds = defferenttime % 60000;
  long second = math.round((float) seconds / 1000);
  mmiaoshashitv.settext("0" + hours + "");
  if (minute >= 10) {
  mmiaoshamintertv.settext(minute + "");
  } else {
  mmiaoshamintertv.settext("0" + minute + "");
  }
  if (second >= 10) {
  mmiaoshasecondtv.settext(second + "");
  } else {
  mmiaoshasecondtv.settext("0" + second + "");
  }
 } catch (parseexception e) {
  e.printstacktrace();
 }
 }

 /***************京东秒杀倒计时****************/

handler.sendemptymessage(0);