CDataProfile.cpp

/*! @file */
/*
	Copyright (C) 2018-2021, Sakura Editor Organization

	This software is provided 'as-is', without any express or implied
	warranty. In no event will the authors be held liable for any damages
	arising from the use of this software.

	Permission is granted to anyone to use this software for any purpose,
	including commercial applications, and to alter it and redistribute it
	freely, subject to the following restrictions:

		1. The origin of this software must not be misrepresented;
		   you must not claim that you wrote the original software.
		   If you use this software in a product, an acknowledgment
		   in the product documentation would be appreciated but is
		   not required.

		2. Altered source versions must be plainly marked as such,
		   and must not be misrepresented as being the original software.

		3. This notice may not be removed or altered from any source
		   distribution.
*/
#include "StdAfx.h"
#include "CDataProfile.h"

#include <stdexcept>

/*!
	コンストラクタ
 */
StringBufferW::StringBufferW(WCHAR* pData, size_t maxCount)
	: pszData_(pData)
	, cchDataSize_(maxCount)
{
	if (pszData_ == nullptr) {
		throw std::invalid_argument("data can't be nullptr");
	}

	if (cchDataSize_ == 0) {
		throw std::invalid_argument("count can't be zero");
	}
}

/*!
	代入演算子
 */
StringBufferW& StringBufferW::operator = (std::wstring_view rhs)
{
	::wcsncpy_s(pszData_, cchDataSize_, rhs.data(), _TRUNCATE);

	return *this;
}

namespace profile_data {

	//! 設定値を文字列に変換する
	[[nodiscard]] std::wstring ToString(const StringBufferW& value)
	{
		return std::wstring(value.c_str());
	}

}; // end of namespace profile_data

/*!
 * 独自定義バッファ参照型(StringBufferW)の入出力(右辺値参照バージョン)
 *
 * @retval true	設定値を正しく読み書きできた
 * @retval false 設定値を読み込めなかった
 */
bool CDataProfile::IOProfileData(
	std::wstring_view		sectionName,	//!< [in] セクション名
	std::wstring_view		entryKey,		//!< [in] エントリ名
	StringBufferW&&			refEntryValue	//!< [in,out] エントリ値
)
{
	// 右辺値参照引数(=左辺値)を使って入出力テンプレートを呼び出す
	auto entryValue(std::move(refEntryValue));
	return IOProfileData(sectionName, entryKey, entryValue);
}