Add widgets download API

This patch adds a QWebEngineDownloadItem class to the widget API
and extends QWebEngineProfile with a signal to notify about initiated
downloads, similar to the QML API.

[ChangeLog][QtWebEngineWidgets] Add widgets download API

Change-Id: I532de640934e1e93d63dfc347efb4113cb4a3d66
Reviewed-by: Jocelyn Turcotte <jturcotte@woboq.com>

1 files changed, 94 insertions, 0 deletions

diff --git a/src/webenginewidgets/api/qwebenginedownloaditem.h b/src/webenginewidgets/api/qwebenginedownloaditem.h
new file mode 100644
index 000000000..1051d686c
--- /dev/null
+++ b/src/webenginewidgets/api/qwebenginedownloaditem.h
@@ -0,0 +1,94 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWEBENGINEDOWNLOADITEM_H
+#define QWEBENGINEDOWNLOADITEM_H
+
+#include "qtwebenginewidgetsglobal.h"
+
+#include <QObject>
+
+QT_BEGIN_NAMESPACE
+
+class QWebEngineDownloadItemPrivate;
+class QWebEngineProfilePrivate;
+
+class QWEBENGINEWIDGETS_EXPORT QWebEngineDownloadItem : public QObject
+{
+    Q_OBJECT
+public:
+    ~QWebEngineDownloadItem();
+
+    enum DownloadState {
+        DownloadRequested,
+        DownloadInProgress,
+        DownloadCompleted,
+        DownloadCancelled,
+        DownloadInterrupted
+    };
+    Q_ENUMS(DownloadState)
+
+    quint32 id();
+    DownloadState state();
+    qint64 totalBytes();
+    qint64 receivedBytes();
+    QUrl url();
+    QString path();
+    void setPath(QString path);
+    bool isFinished();
+
+public Q_SLOTS:
+    void accept();
+    void cancel();
+
+Q_SIGNALS:
+    void finished();
+    void stateChanged(DownloadState state);
+    void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
+
+private:
+    Q_DISABLE_COPY(QWebEngineDownloadItem)
+    Q_DECLARE_PRIVATE(QWebEngineDownloadItem)
+
+    friend class QWebEngineProfilePrivate;
+
+    QWebEngineDownloadItem(QWebEngineDownloadItemPrivate*, QObject *parent = 0);
+    QScopedPointer<QWebEngineDownloadItemPrivate> d_ptr;
+};
+
+QT_END_NAMESPACE
+
+#endif // QWEBENGINEDOWNLOADITEM_H