| 1 | // Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QT3DCORE_QDOWNLOADHELPERSERVICE_P_H |
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| 5 | #define QT3DCORE_QDOWNLOADHELPERSERVICE_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists for the convenience |
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| 12 | // of other Qt classes. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <QSharedPointer> |
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| 19 | #include <QObject> |
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| 20 | #include <QUrl> |
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| 21 | |
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| 22 | #include <Qt3DCore/qaspectjob.h> |
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| 23 | #include <Qt3DCore/qt3dcore_global.h> |
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| 24 | #include <Qt3DCore/private/qservicelocator_p.h> |
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| 25 | |
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| 26 | QT_BEGIN_NAMESPACE |
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| 27 | |
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| 28 | class QThread; |
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| 29 | class QNetworkAccessManager; |
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| 30 | class QNetworkReply; |
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| 31 | |
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| 32 | namespace Qt3DCore { |
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| 33 | |
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| 34 | class QAspectEngine; |
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| 35 | class QDownloadNetworkWorker; |
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| 36 | class QDownloadHelperService; |
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| 37 | class QDownloadHelperServicePrivate; |
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| 38 | |
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| 39 | class Q_3DCORESHARED_EXPORT QDownloadRequest |
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| 40 | { |
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| 41 | public: |
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| 42 | QDownloadRequest(const QUrl &url); |
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| 43 | virtual ~QDownloadRequest(); |
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| 44 | |
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| 45 | QUrl url() const { return m_url; } |
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| 46 | bool succeeded() const { return m_succeeded; } |
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| 47 | bool cancelled() const { return m_cancelled; } |
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| 48 | |
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| 49 | virtual void onDownloaded(); // this is called in dl thread |
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| 50 | virtual void onCompleted() = 0; // this is called in the aspect thread |
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| 51 | |
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| 52 | protected: |
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| 53 | QUrl m_url; |
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| 54 | QByteArray m_data; |
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| 55 | |
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| 56 | private: |
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| 57 | friend class QDownloadNetworkWorker; |
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| 58 | friend class QDownloadHelperService; |
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| 59 | bool m_succeeded; |
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| 60 | bool m_cancelled; |
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| 61 | }; |
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| 62 | |
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| 63 | typedef QSharedPointer<QDownloadRequest> QDownloadRequestPtr; |
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| 64 | |
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| 65 | |
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| 66 | class Q_3DCORESHARED_EXPORT QDownloadHelperService : public QAbstractServiceProvider |
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| 67 | { |
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| 68 | Q_OBJECT |
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| 69 | public: |
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| 70 | explicit QDownloadHelperService(const QString &description = QString()); |
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| 71 | ~QDownloadHelperService(); |
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| 72 | |
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| 73 | void submitRequest(const QDownloadRequestPtr &request); |
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| 74 | void cancelRequest(const QDownloadRequestPtr &request); |
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| 75 | void cancelAllRequests(); |
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| 76 | |
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| 77 | static QString urlToLocalFileOrQrc(const QUrl &url); |
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| 78 | static bool isLocal(const QUrl &url); |
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| 79 | static QDownloadHelperService *getService(QAspectEngine *engine); |
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| 80 | |
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| 81 | private: |
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| 82 | Q_DECLARE_PRIVATE(QDownloadHelperService) |
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| 83 | Q_PRIVATE_SLOT(d_func(), void _q_onRequestCompleted(const Qt3DCore::QDownloadRequestPtr &)) |
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| 84 | }; |
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| 85 | |
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| 86 | typedef QSharedPointer<QDownloadHelperService> QDownloadHelperServicePtr; |
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| 87 | |
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| 88 | } // namespace Qt3DCore |
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| 89 | |
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| 90 | QT_END_NAMESPACE |
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| 91 | |
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| 92 | Q_DECLARE_METATYPE(Qt3DCore::QDownloadRequestPtr) // LCOV_EXCL_LINE |
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| 93 | |
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| 94 | #endif // QT3DCORE_QDOWNLOADHELPERSERVICE_P_H |
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| 95 | |
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