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//=========================================================
// MusE
// Linux Music Editor
// $Id: trackdrummapupdater.cpp,v 1.59.2.52 2011/12/27 20:25:58 flo93 Exp $
//
// (C) Copyright 2011 Florian Jung (florian.a.jung (at) web.de)
//
// 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; 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 "trackdrummapupdater.h"
#include "song.h"
#include "globals.h"
namespace MusECore {
using MusEGlobal::song;
TrackDrummapUpdater::TrackDrummapUpdater(QObject* parent) : QObject(parent)
{
connect(song,SIGNAL(songChanged(MusECore::SongChangedFlags_t)), this, SLOT(songChanged(MusECore::SongChangedFlags_t)));
}
void TrackDrummapUpdater::songChanged(MusECore::SongChangedFlags_t flags)
{
if (flags & (SC_TRACK_INSERTED | SC_TRACK_REMOVED | SC_TRACK_MODIFIED |
SC_PART_INSERTED | SC_PART_REMOVED | SC_PART_MODIFIED |
SC_EVENT_INSERTED | SC_EVENT_REMOVED | SC_EVENT_MODIFIED ) )
{
bool changed=false;
for (iTrack t=song->tracks()->begin(); t!=song->tracks()->end(); t++)
{
MidiTrack* track=dynamic_cast<MidiTrack*>(*t);
if (track && track->auto_update_drummap())
changed=true;
}
if (changed)
{
// allow recursion. there will be no more recursion, because this
// is only executed when something other than SC_DRUMMAP happens
song->update(SC_DRUMMAP, true);
}
}
}
} //namespace MusECore
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