taskwarrior/src/TDB.h
Paul Beckingham a5ec1e4b27 - Added support for shadow file, shadow file command
- Added support for TDB::onChange callback
2008-10-09 17:19:57 -04:00

74 lines
2.3 KiB
C++

////////////////////////////////////////////////////////////////////////////////
// task - a command line task list manager.
//
// Copyright 2006 - 2008, Paul Beckingham.
// All rights reserved.
//
// This program is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation; either version 2 of the License, or (at your option) any later
// version.
//
// This program 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 General Public License for more
// details.
//
// You should have received a copy of the GNU General Public License along with
// this program; if not, write to the
//
// Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor,
// Boston, MA
// 02110-1301
// USA
//
////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDED_TDB
#define INCLUDED_TDB
#include <vector>
#include <string>
#include "T.h"
class TDB
{
public:
TDB ();
~TDB ();
void dataDirectory (const std::string&);
bool allT (std::vector <T>&);
bool pendingT (std::vector <T>&);
bool allPendingT (std::vector <T>&);
bool completedT (std::vector <T>&) const;
bool allCompletedT (std::vector <T>&) const;
bool deleteT (const T&);
bool completeT (const T&);
bool addT (const T&);
bool modifyT (const T&);
bool logRead (std::vector <std::string>&) const;
bool logCommand (int, char**) const;
int gc ();
int nextId ();
void onChange (void (*)());
private:
bool lock (FILE*) const;
bool overwritePending (std::vector <T>&);
bool writePending (const T&) const;
bool writeCompleted (const T&) const;
bool readLockedFile (const std::string&, std::vector <std::string>&) const;
void dbChanged ();
private:
std::string mPendingFile;
std::string mCompletedFile;
std::string mLogFile;
int mId;
std::vector <void (*)()> mOnChange;
};
#endif
////////////////////////////////////////////////////////////////////////////////