intvalidator.h.svn-base

很好用的网络封装库,不熟悉网络编程的人也可以使用。使用风格良好的标准c++编写。

//
// IntValidator.h
//
// $Id: //poco/1.3/Util/include/Poco/Util/IntValidator.h#1 $
//
// Library: Util
// Package: Options
// Module:  IntValidator
//
// Definition of the IntValidator class.
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#ifndef Util_IntValidator_INCLUDED
#define Util_IntValidator_INCLUDED


#include "Poco/Util/Util.h"
#include "Poco/Util/Validator.h"


namespace Poco {
namespace Util {


class Util_API IntValidator: public Validator
	/// The IntValidator tests whether the option argument,
	/// which must be an integer, lies within a given range.
{
public:
	IntValidator(int min, int max);
		/// Creates the IntValidator.

	~IntValidator();
		/// Destroys the IntValidator.

	void validate(const Option& option, const std::string& value);
		/// Validates the value for the given option by
		/// testing whether it's an integer that lies within
		/// a given range.

private:
	IntValidator();

	int _min;
	int _max;
};


} } // namespace Poco::Util


#endif // Util_IntValidator_INCLUDED