Download Android source code: Verification Code countdown

Download Android source code: Verification Code countdown

Function category: Special Effects

Supported platforms: Android

Runtime Environment: Eclipse

Development language: Java

Development tools: Eclipse

Source code size: 1.38 MB

Source code:Http://down.51cto.com/data/1977282

Source code Introduction

Service + CountDownTimer + Handler completes the countdown function, and page switching is not interrupted.

Source code running

Running Effect

 

Source code snippets

 
 

  
  
Package com. zihao. timerdemo;
  
  

  
  
Import com. zihao. service. RegisterCodeTimerService;
  
  
Import com. zihao. util. RegisterCodeTimer;
  
  
Import android. OS. Bundle;
  
  
Import android. OS. Handler;
  
  
Import android. OS. Message;
  
  
Import android. view. View;
  
  
Import android. view. View. OnClickListener;
  
  
Import android. widget. Button;
  
  
Import android. annotation. SuppressLint;
  
  
Import android. app. Activity;
  
  
Import android. content. Intent;
  
  

  
  
/**
  
  
* Main Interface
  
  
*
  
  
* @ Author zihao
  
  
*
  
  
*/
  
  
Public class MainActivity extends Activity {
  
  

  
  
Private Button mGetCodeBtn; // countdown Button
  
  
Private Intent mIntent;
  
  

  
  
@ Override
  
  
Protected void onCreate (Bundle savedInstanceState ){
  
  
Super. onCreate (savedInstanceState );
  
  
SetContentView (R. layout. activity_main );
  
  
InitView ();
  
  
}
  
  

  
  
/**
  
  
* Initialize the view.
  
  
*/
  
  
Private void initView (){
  
  
MGetCodeBtn = (Button) findViewById (R. id. get_code_btn );
  
  
RegisterCodeTimerService. setHandler (mCodeHandler );
  
  
MIntent = new Intent (MainActivity. this, RegisterCodeTimerService. class );
  
  
MGetCodeBtn. setOnClickListener (new OnClickListener (){
  
  

  
  
@ Override
  
  
Public void onClick (View v ){
  
  
// TODO Auto-generated method stub
  
  
MGetCodeBtn. setEnabled (false );
  
  
StartService (mIntent );
  
  
}
  
  
});
  
  
}
  
  

  
  
/**
  
  
* Countdown Handler
  
  
*/
  
  
@ SuppressLint ("HandlerLeak ")
  
  
Handler mCodeHandler = new Handler (){
  
  
Public void handleMessage (Message msg ){
  
  
If (msg. what = RegisterCodeTimer. IN_RUNNING) {// countdown in progress
  
  
MGetCodeBtn. setText (msg. obj. toString ());
  
  
} Else if (msg. what = RegisterCodeTimer. END_RUNNING) {// countdown to completion
  
  
MGetCodeBtn. setEnabled (true );
  
  
MGetCodeBtn. setText (msg. obj. toString ());
  
  
}
  
  
};
  
  
};
  
  

  
  
@ Override
  
  
Protected void onDestroy (){
  
  
// TODO Auto-generated method stub
  
  
Super. onDestroy ();
  
  
StopService (mIntent );
  
  
}
  
  

  
  
}
 
 

Source code:Http://down.51cto.com/data/1977282