new AlertDialog.Builder(act).setTitle("提示") .setMessage("确定退出").setPositiveButton("确定", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { int pid=android.os.Process.myPid(); android.os.Process.killProcess(pid); } }).setNegativeButton("取消", null).create().show(); menuDialog.dismiss(); break;\