diff options
Diffstat (limited to 'src/3rdparty/phonon/phonon/factory_p.h')
| -rw-r--r-- | src/3rdparty/phonon/phonon/factory_p.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/src/3rdparty/phonon/phonon/factory_p.h b/src/3rdparty/phonon/phonon/factory_p.h new file mode 100644 index 0000000000..de059f88eb --- /dev/null +++ b/src/3rdparty/phonon/phonon/factory_p.h @@ -0,0 +1,196 @@ +/* This file is part of the KDE project + Copyright (C) 2004-2007 Matthias Kretz <kretz@kde.org> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) version 3, or any + later version accepted by the membership of KDE e.V. (or its + successor approved by the membership of KDE e.V.), Trolltech ASA + (or its successors, if any) and the KDE Free Qt Foundation, which shall + act as a proxy defined in Section 6 of version 3 of the license. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library. If not, see <http://www.gnu.org/licenses/>. + +*/ + +#ifndef PHONON_FACTORY_P_H +#define PHONON_FACTORY_P_H + +#include "phonon_export.h" + +#include <QtCore/QObject> +#include <QtCore/QStringList> + +QT_BEGIN_HEADER +QT_BEGIN_NAMESPACE + +class QUrl; +class QIcon; + +namespace Phonon +{ + class PlatformPlugin; + class MediaNodePrivate; + class AbstractMediaStream; + +/** + * \internal + * \brief Factory to access the preferred Backend. + * + * This class is used internally to get the backend's implementation. + * It keeps track of the objects that were created. When a + * request for a backend change comes, it asks all frontend objects to delete + * their backend objects and then checks whether they were all deleted. Only + * then the old backend is unloaded and the new backend is loaded. + * + * \author Matthias Kretz <kretz@kde.org> + */ +namespace Factory +{ + /** + * Emits signals for Phonon::Factory. + */ + class Sender : public QObject + { + Q_OBJECT + Q_SIGNALS: + /** + * Emitted after the backend has successfully been changed. + */ + void backendChanged(); + + /** + * \copydoc BackendCapabilities::Notifier::availableAudioOutputDevicesChanged + */ + void availableAudioOutputDevicesChanged(); + + /** + * \copydoc BackendCapabilities::Notifier::availableAudioCaptureDevicesChanged + */ + void availableAudioCaptureDevicesChanged(); + }; + + /** + * Returns a pointer to the object emitting the signals. + * + * \see Sender::backendChanged() + */ + PHONON_EXPORT Sender *sender(); + + /** + * Create a new backend object for a MediaObject. + * + * \return a pointer to the MediaObject the backend provides. + */ + QObject *createMediaObject(QObject *parent = 0); + /** + * Create a new backend object for a Effect. + * + * \return a pointer to the Effect the backend provides. + */ +#ifndef QT_NO_PHONON_EFFECT + QObject *createEffect(int effectId, QObject *parent = 0); +#endif //QT_NO_PHONON_EFFECT + /** + * Create a new backend object for a VolumeFaderEffect. + * + * \return a pointer to the VolumeFaderEffect the backend provides. + */ +#ifndef QT_NO_PHONON_VOLUMEFADEREFFECT + QObject *createVolumeFaderEffect(QObject *parent = 0); +#endif //QT_NO_PHONON_VOLUMEFADEREFFECT + /** + * Create a new backend object for a AudioOutput. + * + * \return a pointer to the AudioOutput the backend provides. + */ + QObject *createAudioOutput(QObject *parent = 0); + /** + * Create a new backend object for a VideoWidget. + * + * \return a pointer to the VideoWidget the backend provides. + */ +#ifndef QT_NO_PHONON_VIDEO + QObject *createVideoWidget(QObject *parent = 0); +#endif //QT_NO_PHONON_VIDEO + + /** + * \return a pointer to the backend interface. + */ + PHONON_EXPORT QObject *backend(bool createWhenNull = true); + + /** + * Unique identifier for the Backend. Can be used in configuration files + * for example. + */ + QString identifier(); + + /** + * Get the name of the Backend. It's the name from the .desktop file. + */ + PHONON_EXPORT QString backendName(); + + /** + * Get the comment of the Backend. It's the comment from the .desktop file. + */ + QString backendComment(); + + /** + * Get the version of the Backend. It's the version from the .desktop file. + * + * The version is especially interesting if there are several versions + * available for binary incompatible versions of the backend's media + * framework. + */ + QString backendVersion(); + + /** + * Get the icon (name) of the Backend. It's the icon from the .desktop file. + */ + QString backendIcon(); + + /** + * Get the website of the Backend. It's the website from the .desktop file. + */ + QString backendWebsite(); + + /** + * registers the backend object + */ + PHONON_EXPORT QObject *registerQObject(QObject *o); + + bool isMimeTypeAvailable(const QString &mimeType); + + PHONON_EXPORT void registerFrontendObject(MediaNodePrivate *); + PHONON_EXPORT void deregisterFrontendObject(MediaNodePrivate *); + + PHONON_EXPORT void setBackend(QObject *); + //PHONON_EXPORT void createBackend(const QString &library, const QString &version = QString()); + + PHONON_EXPORT PlatformPlugin *platformPlugin(); + +//X It is probably better if we can get away with internal handling of +//X freeing the soundcard device when it's not needed anymore and +//X providing an IPC method to stop all MediaObjects -> free all +//X devices +//X /** +//X * \internal +//X * This is called when the application needs to free the soundcard +//X * device(s). +//X */ +//X void freeSoundcardDevices(); +} // namespace Factory +} // namespace Phonon + +QT_END_NAMESPACE +QT_END_HEADER + +#endif // PHONON_FACTORY_P_H +// vim: sw=4 ts=4 |