Clementine-audio-player-Mac.../src/devices/cddadevice.h

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/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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 3 of the License, or
(at your option) any later version.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CDDADEVICE_H
#define CDDADEVICE_H
#include <QTimer>
// These must come after Qt includes (issue 3247)
#include <cdio/cdio.h>
#include "cddasongloader.h"
#include "connecteddevice.h"
#include "core/song.h"
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class QUrl;
class CddaDevice : public ConnectedDevice {
Q_OBJECT
public:
// Initializes the CddaDevice but does not open a handle to the device.
// Using code MUST call Init() after construction before calling and
// check that it returns true any other methods, to ensure that a valid
// device handle was correctly opened. Using class methods without
// a valid device handle is undefined behavior and might result in crashes.
Q_INVOKABLE CddaDevice(const QUrl& url, DeviceLister* lister,
const QString& unique_id, DeviceManager* manager,
Application* app, int database_id, bool first_time);
~CddaDevice();
bool Init() override;
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bool CopyToStorage(const MusicStorage::CopyJob&) override { return false; }
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bool DeleteFromStorage(const MusicStorage::DeleteJob&) override {
return false;
}
CddaSongLoader* loader();
// Check whether a valid device handle was opened.
bool IsValid() const;
void WatchForDiscChanges(bool watch);
SongList songs() const;
static QStringList url_schemes() { return QStringList() << "cdda"; }
// QUrl interprets a single number as an ip address, so the QString cdda://1
// would become the QUrl cdda://0.0.0.1. For this reason, we append a single
// character to strings when converting to URLs and strip that character
// when doing the reverse conversion.
static QUrl TrackStrToUrl(const QString& name) { return QUrl(name + "a"); }
static QString TrackUrlToStr(const QUrl& url) {
QString str = url.toString();
str.remove(str.lastIndexOf(QChar('a')), 1);
return str;
}
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signals:
void SongsDiscovered(const SongList& songs);
void DiscChanged();
private slots:
void SongsLoaded(const SongList& songs);
void SongsLoadingFinished();
void CheckDiscChanged();
private:
void LoadSongs();
CdIo_t* cdio_;
QTimer disc_changed_timer_;
CddaSongLoader cdda_song_loader_;
};
#endif