mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
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81 lines
2.2 KiB
C++
81 lines
2.2 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef XML_AUTO_PTR_H
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#define XML_AUTO_PTR_H
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#include <string>
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/** Simple auto pointer for xml pointers
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*/
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class CXMLAutoPtr
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{
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public:
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CXMLAutoPtr(const char *value = NULL) : _Value(value) {}
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CXMLAutoPtr(const unsigned char *value) : _Value((const char *) value) {}
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~CXMLAutoPtr() { destroy(); }
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operator const char *() const { return _Value; }
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operator bool() const { return _Value != NULL; }
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operator std::string() const { return std::string(_Value); }
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bool operator ! () const { return _Value == NULL; }
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operator const unsigned char *() const { return (const unsigned char *) _Value; }
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char operator * () const { nlassert(_Value); return *_Value; }
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/// NB : This remove previous owned pointer with xmlFree
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CXMLAutoPtr &operator = (const char *other)
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{
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if (other == _Value) return *this;
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destroy();
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_Value = other;
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return *this;
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}
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CXMLAutoPtr &operator = (const unsigned char *other)
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{
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*this = (const char *) other;
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return *this;
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}
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char *getDatas() const { return const_cast<char *>(_Value); }
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//////////////////////////////////////////////////
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private:
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const char *_Value;
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private:
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void destroy()
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{
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if (_Value)
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{
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xmlFree(const_cast<char *>(_Value));
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_Value = NULL;
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}
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}
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// We'd rather avoid problems
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CXMLAutoPtr(const CXMLAutoPtr &/* other */)
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{
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nlassert(0);
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}
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CXMLAutoPtr&operator = (const CXMLAutoPtr &/* other */)
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{
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nlassert(0);
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return *this;
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}
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};
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#endif
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