Android Countdown Control Sample _android

This article for you to share the Android countdown control for your reference, the specific code as follows

* * Copyright (C) the * Project * all right reserved.
 
* Version 1.00 2012-2-11 * Author veally@foxmail.com * * Package com.ly.sxh.view;
Import Android.content.Context;
Import Android.database.ContentObserver;
Import Android.os.Handler;
Import Android.os.SystemClock;
Import android.provider.Settings;
Import Android.util.AttributeSet;
 
Import Android.widget.DigitalClock;
 
Import Java.util.Calendar;  /** * Custom Digital clock * Countdown control * * @author/public class Customdigitalclock extends DigitalClock {Calendar
  Mcalendar;
  Private final static String M12 = "h:mm AA";
  Private final static String M24 = "k:mm";
 
  Private Formatchangeobserver Mformatchangeobserver;
  Private Runnable Mticker;
  Private Handler Mhandler;
  Private long Endtime;
 
  Private Clocklistener Mclocklistener;
 
  Private Boolean mtickerstopped = false;
 
  @SuppressWarnings ("unused") private String Mformat;
    Public Customdigitalclock {Super (context); Initclock(context);
    Public Customdigitalclock (context, AttributeSet attrs) {Super (context, attrs);
  Initclock (context);
    } private void Initclock {if (Mcalendar = = null) {Mcalendar = Calendar.getinstance ();
    } mformatchangeobserver = new Formatchangeobserver (); GetContext (). Getcontentresolver (). Registercontentobserver (Settings.System.CONTENT_URI, True,
 
    Mformatchangeobserver);
  SetFormat ();
    @Override protected void Onattachedtowindow () {mtickerstopped = false;
    Super.onattachedtowindow ();
 
    Mhandler = new Handler ();  /** * Requests a tick on the next hard-second boundary/mticker = new Runnable () {public void run ()
        {if (mtickerstopped) return;
        Long currenttime = System.currenttimemillis ();
        if (currenttime/1000 = = endtime/1000-5 *) {mclocklistener.remainfiveminutes (); Long Distancetime = Endtime-curRenttime;
        Distancetime/= 1000;
          if (Distancetime = = 0) {setText ("00:00:00");
          Ondetachedfromwindow ();
        Mclocklistener.timeend ();
        else if (Distancetime < 0) {SetText ("00:00:00");
        else {setText (DealTime (distancetime));
        } invalidate ();
        Long now = Systemclock.uptimemillis ();
        Long next = Now + (1000-now% 1000);
      Mhandler.postattime (Mticker, next);
    }
    };
  Mticker.run ();
    /** * Deal Time String * * @param time * @return/public static string DealTime (long) {
    StringBuffer returnstring = new StringBuffer ();
    Long day = time/(24 * 60 * 60);
    Long hours = (time% (24 * 60 * 60))/(60 * 60);
    Long minutes = ((Time% (24 * 60 * 60))% (60 * 60))/60;
    Long second = ((Time% (24 * 60 * 60))% (60 * 60))% 60;
    String daystr = string.valueof (day); String hoursstr = Timestrformat (string.valueof (hours));
    String minutesstr = Timestrformat (string.valueof (minutes));
 
    String secondstr = Timestrformat (string.valueof (second));
    Returnstring.append (HOURSSTR). Append (":"). Append (Minutesstr). Append (":"). Append (SECONDSTR);
  return returnstring.tostring (); /** * Format Time * * @param timestr * @return/private static string Timestrformat (String timest
        R) {switch (Timestr.length ()) {case 1:timestr = "0" + timestr;
    Break
  return timestr;
    } @Override protected void Ondetachedfromwindow () {Super.ondetachedfromwindow ();
  Mtickerstopped = true;
   }/** * Clock end time is on.
  * * @param endtime */public void Setendtime (long endtime) {this.endtime = Endtime; }/** * pulls 12/24 mode from system Settings/private Boolean Get24hourmode () {return android.text.for Mat.
  Dateformat.is24hourformat (GetContext ()); } private void SetFormat () {if (get24hourmodE ()) {Mformat = M24;
    else {mformat = M12;  } private class Formatchangeobserver extends Contentobserver {public formatchangeobserver () {Super (new
    Handler ());
    @Override public void OnChange (Boolean selfchange) {SetFormat ();
  } public void Setclocklistener (Clocklistener clocklistener) {this.mclocklistener = Clocklistener;
 
    public interface Clocklistener {void Timeend ();
  void Remainfiveminutes ();
 }
 
}

Hopefully this article will help you learn about Android software programming.