Clementine-audio-player-Mac.../src/devices/devicelister.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 DEVICELISTER_H
#define DEVICELISTER_H
#include <QAbstractItemModel>
#include <QUrl>
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class ConnectedDevice;
class DeviceManager;
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class DeviceLister : public QObject {
Q_OBJECT
public:
DeviceLister();
virtual ~DeviceLister();
// Tries to start the thread and initialise the engine. This object will be
// moved to the new thread.
void Start();
// If two listers know about the same device, then the metadata will get
// taken from the one with the highest priority.
virtual int priority() const { return 100; }
// Query information about the devices that are available. Must be
// thread-safe.
virtual QStringList DeviceUniqueIDs() = 0;
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virtual QVariantList DeviceIcons(const QString& id) = 0;
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virtual QString DeviceManufacturer(const QString& id) = 0;
virtual QString DeviceModel(const QString& id) = 0;
virtual quint64 DeviceCapacity(const QString& id) = 0;
virtual quint64 DeviceFreeSpace(const QString& id) = 0;
virtual QVariantMap DeviceHardwareInfo(const QString& id) = 0;
virtual bool DeviceNeedsMount(const QString& id) { return false; }
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// When connecting to a device for the first time, do we want an user's
// confirmation for scanning it? (by default yes)
virtual bool AskForScan(const QString&) const { return true; }
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virtual QString MakeFriendlyName(const QString& id) = 0;
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virtual QList<QUrl> MakeDeviceUrls(const QString& id) = 0;
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// Ensure the device is mounted. This should run asynchronously and emit
// DeviceMounted when it's done.
virtual int MountDevice(const QString& id);
// Do whatever needs to be done to safely remove the device.
virtual void UnmountDevice(const QString& id) = 0;
public slots:
virtual void UpdateDeviceFreeSpace(const QString& id) = 0;
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virtual void ShutDown() {}
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signals:
void DeviceAdded(const QString& id);
void DeviceRemoved(const QString& id);
void DeviceChanged(const QString& id);
void DeviceMounted(const QString& id, int request_id, bool success);
protected:
virtual void Init() = 0;
QUrl MakeUrlFromLocalPath(const QString& path) const;
bool IsIpod(const QString& path) const;
QVariantList GuessIconForPath(const QString& path);
QVariantList GuessIconForModel(const QString& vendor, const QString& model);
protected:
QThread* thread_;
int next_mount_request_id_;
private slots:
void ThreadStarted();
};
#endif // DEVICELISTER_H