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Ensure that empty drag-created MIDI regions get a file on disk so that there aren't missing file errors on reload (#4024).

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git-svn-id: svn://localhost/ardour2/branches/3.0@9486 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-05-08 23:45:33 +00:00
parent d901dbccc9
commit d7c836dc07
3 changed files with 29 additions and 7 deletions
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26
libs/ardour/smf_source.cc
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@ -578,3 +578,29 @@ SMFSource::set_path (const string& p)
FileSource::set_path (p);
SMF::set_path (_path);
}
/** Ensure that this source has some file on disk, even if it's just a SMF header */
void
SMFSource::ensure_disk_file ()
{
if (_model) {
/* We have a model, so write it to disk; see MidiSource::session_saved
for an explanation of what we are doing here.
*/
boost::shared_ptr<MidiModel> mm = _model;
_model.reset ();
mm->sync_to_source ();
_model = mm;
} else {
/* No model; if it's not already open, it's an empty source, so create
and open it for writing.
*/
if (!_open) {
open_for_write ();
}
/* Flush, which will definitely put something on disk */
flush_midi ();
}
}