13
0
livetrax/libs/pbd/inflater.cc
Robin Gareus c9929698ee
Implement FileArchive progress/cancel
* Use PBD::Progress API
* Allow to cancel extraction and compression
* Fix querying download size
2023-05-19 03:08:22 +02:00

81 lines
1.7 KiB
C++

/*
* Copyright (C) 2022 Paul Davis <paul@linuxaudiosystems.com>
*
* 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.
*/
#include <glib/gstdio.h>
#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
#include "pbd/inflater.h"
#include "pbd/pthread_utils.h"
using namespace PBD;
Inflater::Inflater (std::string const & ap, std::string const & dd)
: FileArchive (ap, this)
, thread (0)
, _status (-1) /* means "unknown" */
, archive_path (ap)
, destdir (dd)
{
}
Inflater::~Inflater ()
{
if (thread) {
thread->join ();
}
}
int
Inflater::start ()
{
return 0 != (thread = PBD::Thread::create (boost::bind (&Inflater::threaded_inflate, this)));
}
void
Inflater::threaded_inflate ()
{
try {
std::string pwd (Glib::get_current_dir ());
if (inflate (destdir)) {
/* cleanup ? */
_status = 1; /* failure */
}
_status = 0; /* success */
} catch (...) {
_status = 1; /* failure */
}
/* final progress signal, values do not matter much because status is
* set to be >= 0
*/
set_progress (1);
}
void
Inflater::set_overall_progress (float p)
{
Progress (p); /* EMIT SIGNAL */
}