Vidalia 0.2.10
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00001 /* 00002 ** This file is part of Vidalia, and is subject to the license terms in the 00003 ** LICENSE file, found in the top level directory of this distribution. If you 00004 ** did not receive the LICENSE file with this file, you may obtain it from the 00005 ** Vidalia source package distributed by the Vidalia Project at 00006 ** http://www.vidalia-project.net/. No part of Vidalia, including this file, 00007 ** may be copied, modified, propagated, or distributed except according to the 00008 ** terms described in the LICENSE file. 00009 */ 00010 00011 /* 00012 ** \file IpValidator.cpp 00013 ** \version $Id: IpValidator.cpp 3735 2009-04-28 20:28:01Z edmanm $ 00014 ** \brief Validates an entered IP address 00015 */ 00016 00017 #include "IpValidator.h" 00018 00019 /** Regular expression to validate that input is a valid IP address. */ 00020 #define IP_REGEXP "\\b(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"\ 00021 "\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"\ 00022 "\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"\ 00023 "\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\b" 00024 00025 #define MATCH_ALL "*" /**< Match all IP addresses. */ 00026 00027 00028 /** Constructor. */ 00029 IpValidator::IpValidator(QObject *parent) 00030 : QRegExpValidator(QRegExp(IP_REGEXP), parent) 00031 { 00032 } 00033 00034 /** Validates the given input is either a valid IP or a "*". */ 00035 QValidator::State 00036 IpValidator::validate(QString &input, int &pos) const 00037 { 00038 if (input == MATCH_ALL) { 00039 return QValidator::Acceptable; 00040 } 00041 return QRegExpValidator::validate(input, pos); 00042 } 00043 00044 /** Validates the given input from position 0. */ 00045 QValidator::State 00046 IpValidator::validate(QString &input) const 00047 { 00048 int discard = 0; 00049 return validate(input, discard); 00050 } 00051