src/TortoiseShell/PreserveChdir.h

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2016 - TortoiseGit
   4 // Copyright (C) 2003-2006,2008 - Stefan Kueng
   5
   6 // This program is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU General Public License
   8 // as published by the Free Software Foundation; either version 2
   9 // of the License, or (at your option) any later version.
  10
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software Foundation,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 #pragma once
  21 #include <memory>
  22
  23 /**
  24  * \ingroup TortoiseShell
  25  * Helper class to keep the current directory.
  26  * When created, the current directory is saved and restored
  27  * as soon as the object is destroyed.
  28  * Since some of the SVN functions change the current directory
  29  * which when in the explorer process space causes problems / crashes,
  30  * this class is used to reset the current directory after calling
  31  * those functions.
  32  */
  33 class PreserveChdir
  34 {
  35 public:
  36         PreserveChdir();
  37         ~PreserveChdir();
  38
  39 private:
  40         std::unique_ptr<TCHAR[]> m_originalCurrentDirectory;
  41 };
  42