WBIniFile.h

// IniFile Loader
// Contributed from Gimite

#ifndef WBINIFILE_H
#define WBINIFILE_H

#include <windows.h>
#include <string>
#include <boost/lexical_cast.hpp>


//INIƒtƒ@ƒCƒ‹‚©‚çÝ’è‚ð“ǂݍž‚ށB
class WBIniFile
{
public:
    //‚±‚ê‚ðÅ‰‚ɌĂñ‚Ńtƒ@ƒCƒ‹–¼‚ðƒZƒbƒgB
    static void setFileName(const std::string& fn);
    //ƒZƒNƒVƒ‡ƒ“‚ƃL[‚ðŽw’肵‚āA’l‚ð“ǂݍž‚ށB
    static std::string getString(const std::string& section, const std::string& key);
    //ƒZƒNƒVƒ‡ƒ“‚ƃL[‚ðŽw’肵‚āA’l‚ð“ǂݍž‚ށB
    //‘¶Ý‚µ‚È‚¢Žž‚ÍdefValue‚ð•Ô‚·B
    static std::string getString(const std::string& section, const std::string& key, const std::string& defValue);
    //ƒZƒNƒVƒ‡ƒ“‚ƃL[‚ðŽw’肵‚āA•¶Žš—ñ‚ð‘‚«ž‚ށB
    static void setString(const std::string& section, const std::string& key, const std::string& value);

    //ƒZƒNƒVƒ‡ƒ“‚ƃL[‚ðŽw’肵‚āA’l‚ð“ǂݍž‚݁AŽw’è‚ÌŒ^‚É•ÏŠ·B
    //—á: int markers= WBIniFile::getValue<int>("hoge", "markers");
    template <class T>
    static T getValue(const std::string& section, const std::string& key){
        //‰½ŒÌ‚©lexical_cast‚¾‚ÆVec3d‚ª“Ç‚ß‚È‚¢cB
        std::istringstream ss(getString(section, key));
        T value;
        if (ss >> value){
            return value;
        }else{
            onError("INIƒtƒ@ƒCƒ‹‚Ì’l‚ª•Ï‚Å‚·B\n"+fileName+"\nƒZƒNƒVƒ‡ƒ“:"+section+" ƒL[:"+key);
            return T();
        }
    }
    //ƒZƒNƒVƒ‡ƒ“‚ƃL[‚ðŽw’肵‚āA’l‚ð“ǂݍž‚݁AŽw’è‚ÌŒ^‚É•ÏŠ·B
    //‘¶Ý‚µ‚È‚¢Žž‚ÍdefValue‚ð•Ô‚·B
    //—á: int markers= WBIniFile::getValue<int>("hoge", "markers", 3);
    template <class T>
    static T getValue(const std::string& section, const std::string& key, const T& defValue){
        //‰½ŒÌ‚©lexical_cast‚¾‚ÆVec3d‚ª“Ç‚ß‚È‚¢cB
        std::string str= getString(section, key);
        if (str=="") return defValue;
        std::istringstream ss(str);
        T value;
        if (ss >> value){
            return value;
        }else{
            onError("INIƒtƒ@ƒCƒ‹‚Ì’l‚ª•Ï‚Å‚·B\n"+fileName+"\nƒZƒNƒVƒ‡ƒ“:"+section+" ƒL[:"+key);
            return T();
        }
    }

    //ƒZƒNƒVƒ‡ƒ“‚ƃL[‚ðŽw’肵‚āA’l‚ð‘‚«ž‚ށB
    template <class T>
        static void setValue(const std::string& section, const std::string& key, const T& value){
            std::ostringstream ss;
            ss << value;
            setString(section, key, ss.str());
        }

private:
    static std::string fileName;

    //ƒGƒ‰[‚ÌŽž‚̏ˆ—B
    static void onError(const std::string& message);

};

#endif

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