Android退出框

yebingzi

public static void quit(Context context) {AlertDialog.Builder alertbBuilder = new AlertDialog.Builder(context);alertbBuilder.setTitle("您确定需要退出？").setPositiveButton("确定", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// 结束这个Activityint nPid = android.os.Process.myPid();android.os.Process.killProcess(nPid);}}).setNegativeButton("取消", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {dialog.cancel();}}).create();alertbBuilder.show();}@Overridepublic boolean onKeyDown(int keyCode, KeyEvent event) {if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {Commons.quit(this);}return true;}