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//=========================================================
// MusE
// Linux Music Editor
// $Id: fluidgui.cpp,v 1.6.2.1 2009/08/12 20:47:01 spamatica Exp $
//
// This is a simple GUI implemented with QT for
// fluid software synthesizer.
//
// (C) Copyright 2001-2004 Werner Schweer (ws@seh.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 <unistd.h>
#include <stdlib.h>
#include <QFileDialog>
#include <QFileInfo>
#include <QMessageBox>
#include <QSocketNotifier>
#include "common_defs.h"
#include "fluidgui.h"
#include "muse/midi.h"
#include "muse/mpevent.h"
#include "muse/icons.h"
//---------------------------------------------------------
// FLUIDGui
//---------------------------------------------------------
FLUIDGui::FLUIDGui()
: QDialog(0, Qt::Window), MessGui()
{
setupUi(this);
//Connect socketnotifier to fifo
QSocketNotifier* s = new QSocketNotifier(readFd, QSocketNotifier::Read);
connect(s, SIGNAL(activated(int)), SLOT(readMessage(int)));
fdialogButton->setIcon(QIcon(*openIcon));
connect(fdialogButton, SIGNAL(clicked()), SLOT(soundFontFileDialog()));
connect(loadButton, SIGNAL(clicked()), SLOT(loadFont()));
// work around for probable QT/WM interaction bug.
// for certain window managers, e.g xfce, this window is
// is displayed although not specifically set to show();
// bug: 2811156 Softsynth GUI unclosable with XFCE4 (and a few others)
show();
hide();
}
//---------------------------------------------------------
// loadFont
// sysex f0 lenH lenM lenL 7c 00 01 name
//---------------------------------------------------------
void FLUIDGui::loadFont()
{
if (pathEntry->text().isEmpty())
return;
QFileInfo fi(pathEntry->text());
if (!fi.exists()) {
QString s = QString("SoundFont ") + pathEntry->text() + QString(" does not exists");
QMessageBox::critical(this, tr("FLUID: open Soundfile"), s);
return;
}
QByteArray ba = pathEntry->text().toLatin1();
const char* path = ba.constData();
int len = strlen(path) + 1 + 3;
unsigned char buffer[len];
int k = 0;
buffer[k++] = MUSE_SYNTH_SYSEX_MFG_ID;
buffer[k++] = FLUID_UNIQUE_ID; // fluid
buffer[k++] = SF_REPLACE; // load sound font
strcpy((char*)(&buffer[k]), path);
sendSysex(buffer, len);
}
//---------------------------------------------------------
// soundFontFileDialog
//---------------------------------------------------------
void FLUIDGui::soundFontFileDialog()
{
//QString s = QFileDialog::getOpenFileName(this, QString(), QString(), QString("Soundfonts (*.[Ss][Ff]2);;All files (*)"));
QString s = QFileDialog::getOpenFileName(this, QString(), QString(), QString("Soundfonts (*.sf2);;All files (*)"));
if (!s.isEmpty()) {
pathEntry->setText(s);
}
}
void FLUIDGui::processEvent(const MidiPlayEvent& ev)
{
// p4.0.27
if (ev.type() == ME_SYSEX) {
const unsigned char* data = ev.data();
switch (*data) {
case FS_SEND_SOUNDFONT_NAME: {
//const char* filename = data+1;
//pathEntry->setText(QString(filename));
pathEntry->setText((const char*)(data+1));
break;
}
default:
#ifdef FS_DEBUG
printf("FLUIDGui::processEvent() : Unknown Sysex received: %d\n", ev.type());
#endif
break;
}
}
else
{
#ifdef FS_DEBUG
printf("FLUIDGui::processEvent - unknown event of type %dreceived from synth.\n", ev.type());
#endif
}
}
//---------------------------------------------------------
// readMessage
//---------------------------------------------------------
void FLUIDGui::readMessage(int)
{
MessGui::readMessage(); // p4.0.27
}
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