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/*
Copyright (C) 2006-2009 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_filesource_h__
#define __ardour_filesource_h__
#include <list>
#include <string>
#include <exception>
#include <time.h>
#include "ardour/source.h"
namespace ARDOUR {
class LIBARDOUR_API MissingSource : public std::exception
{
public:
MissingSource (const std::string& p, DataType t) throw ()
: path (p), type (t) {}
~MissingSource() throw() {}
virtual const char *what() const throw() { return "source file does not exist"; }
std::string path;
DataType type;
};
/** A source associated with a file on disk somewhere */
class LIBARDOUR_API FileSource : virtual public Source {
public:
virtual ~FileSource ();
const std::string& path() const { return _path; }
virtual bool safe_file_extension (const std::string& path) const = 0;
int move_to_trash (const std::string& trash_dir_name);
void mark_take (const std::string& id);
void mark_immutable ();
void mark_immutable_except_write();
void mark_nonremovable ();
const std::string& take_id () const { return _take_id; }
bool within_session () const { return _within_session; }
uint16_t channel() const { return _channel; }
int set_state (const XMLNode&, int version);
int set_source_name (const std::string& newname, bool destructive);
static bool find (Session&, DataType type, const std::string& path,
bool must_exist, bool& is_new, uint16_t& chan,
std::string& found_path);
static bool find_2X (Session&, DataType type, const std::string& path,
bool must_exist, bool& is_new, uint16_t& chan,
std::string& found_path);
void inc_use_count ();
bool removable () const;
bool is_stub () const;
const std::string& origin() const { return _origin; }
virtual void set_path (const std::string&);
void replace_file (const std::string&);
static PBD::Signal2<int,std::string,std::vector<std::string> > AmbiguousFileName;
void existence_check ();
virtual void prevent_deletion ();
/** Rename the file on disk referenced by this source to \param newname
*/
int rename (const std::string& name);
virtual void close () = 0;
protected:
FileSource (Session& session, DataType type,
const std::string& path,
const std::string& origin,
Source::Flag flags = Source::Flag(0));
FileSource (Session& session, const XMLNode& node, bool must_exist);
virtual int init (const std::string& idstr, bool must_exist);
virtual int move_dependents_to_trash() { return 0; }
void set_within_session_from_path (const std::string&);
std::string _path;
std::string _take_id;
bool _file_is_new;
uint16_t _channel;
bool _within_session;
std::string _origin;
};
} // namespace ARDOUR
#endif /* __ardour_filesource_h__ */
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