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74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
// sktoolslib - common files for SK tools
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// Copyright (C) 2014 - Stefan Kueng
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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// This program 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 General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software Foundation,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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#pragma once
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#include <string>
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#include <set>
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/**
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* This singleton class handles temporary files.
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* All temp files are deleted at the end
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*/
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class CTempFiles
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{
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public:
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static CTempFiles& Instance();
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/**
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* Returns a path to a temporary file.
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* \param bRemoveAtEnd if true, the temp file is removed when this object
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* goes out of scope.
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* \param path if set, the temp file will have the same file extension
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* as this path.
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*/
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std::wstring GetTempFilePath(bool bRemoveAtEnd, const std::wstring& path = std::wstring());
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std::wstring GetTempFilePathString();
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/**
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* Returns a path to a temporary directory.
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* \param bRemoveAtEnd if true, the temp directory is removed when this object
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* goes out of scope.
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* \param path if set, the temp directory will have the same file extension
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* as this path.
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*/
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std::wstring GetTempDirPath(bool bRemoveAtEnd, const std::wstring& path = std::wstring());
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void AddFileToRemove(const std::wstring& file) { m_TempFileList.insert(file); }
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private:
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// try to allocate an unused temp file / dir at most MAX_RETRIES times
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enum {MAX_RETRIES = 100};
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// list of paths to delete when terminating the app
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std::set<std::wstring> m_TempFileList;
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// actual implementation
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std::wstring ConstructTempPath(const std::wstring& path) const;
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std::wstring CreateTempPath(bool bRemoveAtEnd, const std::wstring& path, bool directory);
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// construction / destruction
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CTempFiles(void);
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~CTempFiles(void);
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};
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