In android, the Activity is exited once again.

Source: Internet
Author: User

[Java]
Exit exit = new Exit ();

@ Override
Public boolean onKeyDown (int keyCode, KeyEvent event ){
If (keyCode = KeyEvent. KEYCODE_BACK ){
PressAgainExit ();
Return true;
}
 
Return super. onKeyDown (keyCode, event );
}

Private void pressAgainExit (){
If (exit. isExit ()){
Finish ();
} Else {
Toast. makeText (getApplicationContext (), "exit the program again ",
1000). show ();
Exit. doExitInOneSecond ();
}
}


Helper class Exit. java

[Java]
Package com. chen. B;
 
Import android. OS. Handler;
Import android. OS. HandlerThread;
 
Public class Exit {
 
Private boolean isExit = false;
Private Runnable task = new Runnable (){
@ Override
Public void run (){
IsExit = false;
}
};

Public void doExitInOneSecond (){
IsExit = true;
HandlerThread thread = new HandlerThread ("doTask ");
Thread. start ();
New Handler (thread. getLooper (). postDelayed (task, 1000 );
}

Public boolean isExit (){
Return isExit;
} Www.2cto.com

Public void setExit (boolean isExit ){
This. isExit = isExit;
}
}

Author: chenshijun0101

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