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/*
Copyright (C) 2000 Stefan Westerfeld
stefan@space.twc.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; 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.
Permission is also granted to link this program with the Qt
library, treating Qt like a library that normally accompanies the
operating system kernel, whether or not that is in fact the case.
*/
#include "midimanagerview.h"
#define protected public
#include "midimanagerwidget.h"
#undef protected
#include <qpushbutton.h>
#include <qlistbox.h>
#include <qlayout.h>
#include <qpainter.h>
#include <stdio.h>
#include <kaction.h>
#include <klocale.h>
#include <kiconloader.h>
#include <soundserver.h>
#include "artsmidi.h"
#include "artsmodules.h"
#include "midiportdlg.h"
#include "midiinstdlg.h"
#include <kstdaction.h>
using namespace Arts;
using namespace std;
/* quick hack as long as the sound server doesn't support environments */
Arts::Environment::Container defaultEnvironment()
{
Arts::SimpleSoundServer server = Reference("global:Arts_SimpleSoundServer");
Arts::Environment::Container d =
Arts::DynamicCast(server._getChild("defaultEnvironment"));
if(d.isNull())
{
d = Arts::DynamicCast(
server.createObject("Arts::Environment::Container"));
server._addChild(d,"defaultEnvironment");
}
return d;
}
class MidiManagerItem : public QListBoxText {
public:
MidiClientInfo info;
MidiManagerItem(const MidiClientInfo &info) :info(info)
{
}
QString text () const {
return QString::fromUtf8(info.title.c_str());
}
};
class ConnectionWidget : public QWidget {
public:
MidiManagerView *v;
ConnectionWidget(MidiManagerView *v, QWidget *parent) : QWidget(parent), v(v)
{
}
void paintEvent(QPaintEvent * /*event*/)
{
QPainter painter;
painter.begin(this);
// painter.fillRect(event->rect(),white);
unsigned int in;
for(in = 0; in < v->widget->inputsListBox->count(); in++)
{
vector<long>::iterator conn;
MidiManagerItem *item = (MidiManagerItem *)v->widget->inputsListBox->item(in);
for(conn = item->info.connections.begin();
conn != item->info.connections.end(); conn++)
{
MidiManagerItem *outitem = v->itemMap[*conn];
QRect r1 = v->widget->inputsListBox->itemRect(item);
QRect r2 = v->widget->outputsListBox->itemRect(outitem);
if(r1.height() > 0 && r2.height() > 0)
{
painter.drawLine(0,(r1.top()+r1.bottom()) / 2,
width(), (r2.top()+r2.bottom())/2);
}
}
}
painter.end();
}
};
MidiManagerView::MidiManagerView()
: manager(Reference("global:Arts_MidiManager"))
{
QTimer *updatetimer = new QTimer(this);
updatetimer->start(5000);
connect(updatetimer,SIGNAL(timeout()),this,SLOT(updateLists()));
widget = new MidiManagerWidget(this);
setCentralWidget(widget);
setCaption(i18n("MIDI Manager"));
setIcon( MainBarIcon( "artsfftscope", 32 ) );
(void)new KAction(i18n("&System MIDI Port (OSS)"), 0, this, SLOT(addOSSMidiPort()),
actionCollection(), "add_oss_midi_port");
(void)new KAction(i18n("&aRts Synthesis MIDI Output"), 0, this,
SLOT(addArtsMidiOutput()), actionCollection(), "add_arts_midi_output");
(void) KStdAction::quit( this, SLOT(close()), actionCollection());
connect(widget->connectButton,SIGNAL(clicked()), this, SLOT(slotConnect()));
connect(widget->disconnectButton,SIGNAL(clicked()), this, SLOT(slotDisconnect()));
connectionWidget = new ConnectionWidget(this, widget->connectionFrame);
connectionWidget->setMinimumSize(60,10);
widget->connectionFrameLayout->addWidget( connectionWidget, 0, 0 );
updateLists();
createGUI( "artsmidimanagerview.rc");
show();
setCaption(i18n("MIDI Manager"));
setIcon( MainBarIcon( "artsfftscope", 32 ) );
}
void MidiManagerView::closeEvent(QCloseEvent *e)
{
e->accept();
emit closed();
}
void MidiManagerView::updateLists()
{
vector<MidiClientInfo> *clients = manager.clients();
vector<MidiClientInfo>::iterator i;
// keep selection over updating
MidiManagerItem *src =
(MidiManagerItem *)widget->inputsListBox->item(widget->inputsListBox->currentItem());
MidiManagerItem *dest =
(MidiManagerItem *)widget->outputsListBox->item(widget->outputsListBox->currentItem());
long srcID = src?src->info.ID:0;
long destID = dest?dest->info.ID:0;
// clear everything, and rebuild
itemMap.clear();
widget->inputsListBox->clear();
widget->outputsListBox->clear();
for(i = clients->begin(); i != clients->end(); i++)
{
QListBox *box;
if(i->direction == mcdPlay)
box = widget->inputsListBox;
else
box = widget->outputsListBox;
MidiManagerItem *item = new MidiManagerItem(*i);
itemMap[item->info.ID] = item;
box->insertItem(item);
}
delete clients;
// restore selection
if(srcID && itemMap[srcID])
widget->inputsListBox->setSelected(itemMap[srcID],true);
if(destID && itemMap[destID])
widget->outputsListBox->setSelected(itemMap[destID],true);
connectionWidget->repaint();
}
void MidiManagerView::slotConnect()
{
MidiManagerItem *src =
(MidiManagerItem *)widget->inputsListBox->item(widget->inputsListBox->currentItem());
MidiManagerItem *dest =
(MidiManagerItem *)widget->outputsListBox->item(widget->outputsListBox->currentItem());
if(src && dest)
{
manager.connect(src->info.ID,dest->info.ID);
updateLists();
}
}
void MidiManagerView::slotDisconnect()
{
MidiManagerItem *src =
(MidiManagerItem *)widget->inputsListBox->item(widget->inputsListBox->currentItem());
MidiManagerItem *dest =
(MidiManagerItem *)widget->outputsListBox->item(widget->outputsListBox->currentItem());
if(src && dest)
{
manager.disconnect(src->info.ID,dest->info.ID);
updateLists();
}
}
void MidiManagerView::addOSSMidiPort()
{
//lukas: no i18n here, QDialog's CTOR doesn't know about QString
//lukas: can't use that with const char *, i18n()'ed in the dialog itself
MidiPortDlg *dlg = new MidiPortDlg(0,"/dev/midi","OSS Midi Port");
if(dlg->exec())
{
SoundServer s = Reference("global:Arts_SoundServer");
if(!s.isNull())
{
RawMidiPort p = DynamicCast(s.createObject("Arts::RawMidiPort"));
p.device(dlg->device());
if(p.open())
p._addChild(p,"avoid_delete");
}
}
delete dlg;
}
void MidiManagerView::addArtsMidiOutput()
{
MidiInstDlg *dlg = new MidiInstDlg(0);
if(dlg->exec())
{
SoundServer s = Reference("global:Arts_SoundServer");
if(!s.isNull())
{
/*
Synth_MIDI_TEST t
= DynamicCast(s.createObject("Arts::Synth_MIDI_TEST"));
t.filename(dlg->filename().data());
t.start();
t._addChild(t,"avoid_delete");
*/
Environment::InstrumentItem item = DynamicCast(
defaultEnvironment().createItem("Arts::Environment::InstrumentItem"));
if(!item.isNull())
item.filename(dlg->filename().data());
}
}
}
#include "midimanagerview.moc"
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