jsweeper/src/inifile.h

#ifndef INIFILE_H
#define INIFILE_H

#include <string>
#include <sstream>
#include <list>

template <typename T>
std::string ss_conv_from(T value)
{
	std::ostringstream temp_ss;
	temp_ss << value;
	return temp_ss.str();
}

template <typename T>
T ss_conv_to(std::string value)
{
	std::istringstream temp_ss(value);
	T tmp;
	temp_ss >> tmp;
	return tmp;
}

struct IniItem
{
	std::string name;
	std::string value;

	IniItem(std::string name);
	IniItem(std::string name, std::string value);

	void SetValue(std::string value);
};

typedef std::list<IniItem *> IniItemList;

struct IniGroup
{
	std::string name;
	IniItemList items;

	IniGroup(std::string name);
	~IniGroup();

	IniItem *GetItem(std::string name);
	IniItem *GetItem(std::string name, std::string default_value);

	std::string GetValue(std::string name, std::string default_value)
	{
		IniItem *item = GetItem(name, default_value);
		return item->value;
	}

	void SetValue(std::string name, std::string value)
	{
		IniItem *item = GetItem(name);
		item->value = value;
	}

	std::string GetValue(std::string name, const char *default_value)
	{
		IniItem *item = GetItem(name, default_value);
		return item->value;
	}

	template <typename T>
	T GetValue(std::string name, T default_value)
	{
		std::string value = ss_conv_from(default_value);
		IniItem *item = GetItem(name, value);
		return ss_conv_to<T>(item->value);
	}

	template <typename T>
	void SetValue(std::string name, T value)
	{
		IniItem *item = GetItem(name);
		item->value = ss_conv_from(value);
	}
};

typedef std::list<IniGroup *> IniGroupList;

struct IniFile
{
	IniGroupList groups;

	~IniFile();

	IniGroup *GetGroup(std::string name);
	void RemoveGroup(std::string name);

	void LoadFromDisk(std::string filename);
	void SaveToDisk(std::string filename);
};

#endif // INIFILE_H