Shulou(Shulou.com)05/31 Report--

This article introduces the relevant knowledge of "what is the difference between sysout.exit (0) and finish () in Android". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

@ Override

Public boolean onKeyDown (int keyCode, KeyEvent event) {

/ / Press the back button on the keyboard

If (keyCode = = KeyEvent.KEYCODE_BACK) {

New AlertDialog.Builder (this)

.setIcon (R.drawable.services)

.setTitle (R.string.prompt)

.setMessage (R.string.quit_desc)

.setNegativeButton (R.string.cancel, new DialogInterface.OnClickListener () {

@ Override

Public void onClick (DialogInterface dialog, int which) {

}

})

.setPositiveButton (R.string.confirm, new DialogInterface.OnClickListener () {

Public void onClick (DialogInterface dialog, int whichButton) {

Finish ()

}

}) .show ()

Return true

} else {

Return super.onKeyDown (keyCode, event)

}

}

@ Override

Protected void onDestroy () {

Super.onDestroy ()

System.exit (0)

/ / or the following way

/ / android.os.Process.killProcess (android.os.Process.myPid ())

}

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