Amrit Panesar
39ee821f54
changes to 380 project 4 changes to 350 project 2 Signed-off-by: Amrit Panesar <apanesar@4195tech.com>
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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// GambleKit Copyright (C) 2014 Ivan Donev
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//
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// This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// contact: gamblekit@gmail.com
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//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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#pragma once
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#include "..\GkDefinitions.h"
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#include "GkStrings.h"
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#include <fstream>
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template <class GKDLLCLASS T> class GKDLLCLASS GkLogFile
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{
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public:
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wchar_t *fileName;
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int numRecords;
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GkLogFile(const wchar_t *fileName)
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{
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this->fileName = GkStrings::Copy(fileName);
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std::fstream file(this->fileName, std::ios::in | std::ios::out | std::ios::binary | std::ios::ate);
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this->numRecords = (int)file.tellp() / (int)sizeof(T);
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file.close();
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};
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~GkLogFile(void)
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{
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if (this->fileName != 0)
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delete[] this->fileName;
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};
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void Write(T &record)
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{
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std::fstream file(this->fileName, std::ios::in | std::ios::out | std::ios::binary | std::ios::ate);
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file.write((char*)&record, sizeof(T));
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file.close();
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this->numRecords++;
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};
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bool Read(int recordIndex, T &record)
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{
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if (recordIndex >= this->numRecords)
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return false;
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std::fstream file(this->fileName, std::ios::in | std::ios::binary);
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file.seekg(recordIndex * sizeof(T));
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file.read((char*)&record, sizeof(T));
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file.close();
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return true;
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};
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void Clear()
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{
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std::fstream file(this->fileName, std::ios::out | std::ios::trunc);
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file.close();
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this->numRecords = 0;
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};
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};
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