131 lines
2.9 KiB
C++
131 lines
2.9 KiB
C++
/*!
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@file
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@author Albert Semenov
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@date 12/2008
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*/
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/*
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This file is part of MyGUI.
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MyGUI is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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MyGUI 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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MYGUI_VERSION_H__
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#define __MYGUI_VERSION_H__
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#include "MyGUI_Prerequest.h"
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#include "MyGUI_Types.h"
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#include "MyGUI_StringUtility.h"
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namespace MyGUI
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{
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class MYGUI_EXPORT Version
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{
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public:
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Version(unsigned int _major = 0, unsigned int _minor = 0, unsigned int _patch = 0) :
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mMajor(_major),
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mMinor(_minor),
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mPatch(_patch)
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{
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}
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friend bool operator < (Version const& a, Version const& b)
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{
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return (a.mMajor < b.mMajor) ? true : (a.mMinor < b.mMinor);
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}
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friend bool operator >= (Version const& a, Version const& b)
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{
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return !(a < b);
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}
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friend bool operator > (Version const& a, Version const& b)
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{
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return (b < a);
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}
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friend bool operator <= (Version const& a, Version const& b)
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{
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return !(a > b);
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}
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friend bool operator == (Version const& a, Version const& b)
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{
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return !(a < b) && !(a > b);
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}
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friend bool operator != (Version const& a, Version const& b)
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{
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return !(a == b);
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}
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friend std::ostream& operator << (std::ostream& _stream, const Version& _value)
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{
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_stream << _value.print();
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return _stream;
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}
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friend std::istream& operator >> (std::istream& _stream, Version& _value)
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{
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std::string value;
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_stream >> value;
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_value = parse(value);
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return _stream;
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}
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unsigned int getMajor() const
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{
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return mMajor;
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}
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unsigned int getMinor() const
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{
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return mMinor;
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}
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unsigned int getPatch() const
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{
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return mPatch;
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}
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std::string print() const
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{
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if (mPatch == 0)
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return utility::toString(mMajor, ".", mMinor);
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return utility::toString(mMajor, ".", mMinor, ".", mPatch);
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}
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static Version parse(const std::string& _value)
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{
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const std::vector<std::string>& vec = utility::split(_value, ".");
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if (vec.empty())
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return Version();
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unsigned int major = utility::parseValue<unsigned int>(vec[0]);
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unsigned int minor = vec.size() > 1 ? utility::parseValue<unsigned int>(vec[1]) : 0;
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unsigned int patch = vec.size() > 2 ? utility::parseValue<unsigned int>(vec[2]) : 0;
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return Version(major, minor, patch);
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}
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private:
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unsigned mMajor : 8;
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unsigned mMinor : 8;
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unsigned mPatch : 16;
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};
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} // namespace MyGUI
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#endif // __MYGUI_VERSION_H__
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