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Diffstat (limited to 'examples/webenginewidgets/demobrowser/downloadmanager.h')
-rw-r--r-- | examples/webenginewidgets/demobrowser/downloadmanager.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/examples/webenginewidgets/demobrowser/downloadmanager.h b/examples/webenginewidgets/demobrowser/downloadmanager.h new file mode 100644 index 000000000..794f17aef --- /dev/null +++ b/examples/webenginewidgets/demobrowser/downloadmanager.h @@ -0,0 +1,153 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DOWNLOADMANAGER_H +#define DOWNLOADMANAGER_H + +#include "ui_downloads.h" +#include "ui_downloaditem.h" + +#include <QtCore/QFileInfo> +#include <QtCore/QTime> +#include <QtCore/QUrl> + +#include <QWebEngineDownloadItem> + +class DownloadManager; +class DownloadWidget : public QWidget, public Ui_DownloadItem +{ + Q_OBJECT + +signals: + void statusChanged(); + +public: + DownloadWidget(QWebEngineDownloadItem *download, QWidget *parent = 0); + bool downloading() const; + bool downloadedSuccessfully() const; + + void init(); + bool getFileName(bool promptForFileName = false); + +private slots: + void stop(); + void open(); + + void downloadProgress(qint64 bytesReceived, qint64 bytesTotal); + void finished(); + +private: + friend class DownloadManager; + void updateInfoLabel(); + QString dataString(int size) const; + + QUrl m_url; + QFileInfo m_file; + qint64 m_bytesReceived; + QTime m_downloadTime; + bool m_stopped; + + QScopedPointer<QWebEngineDownloadItem> m_download; +}; + +class AutoSaver; +class DownloadModel; +QT_BEGIN_NAMESPACE +class QFileIconProvider; +QT_END_NAMESPACE + +class DownloadManager : public QDialog, public Ui_DownloadDialog +{ + Q_OBJECT + Q_PROPERTY(RemovePolicy removePolicy READ removePolicy WRITE setRemovePolicy) + +public: + enum RemovePolicy { + Never, + Exit, + SuccessFullDownload + }; + Q_ENUM(RemovePolicy) + + DownloadManager(QWidget *parent = 0); + ~DownloadManager(); + int activeDownloads() const; + + RemovePolicy removePolicy() const; + void setRemovePolicy(RemovePolicy policy); + +public slots: + void download(QWebEngineDownloadItem *download); + void cleanup(); + +private slots: + void save() const; + void updateRow(); + +private: + void addItem(DownloadWidget *item); + void updateItemCount(); + void load(); + + AutoSaver *m_autoSaver; + DownloadModel *m_model; + QFileIconProvider *m_iconProvider; + QList<DownloadWidget*> m_downloads; + RemovePolicy m_removePolicy; + friend class DownloadModel; +}; + +class DownloadModel : public QAbstractListModel +{ + friend class DownloadManager; + Q_OBJECT + +public: + DownloadModel(DownloadManager *downloadManager, QObject *parent = 0); + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + +private: + DownloadManager *m_downloadManager; + +}; + +#endif // DOWNLOADMANAGER_H |