1 files changed, 139 insertions, 0 deletions
diff --git a/examples/webenginewidgets/demobrowser/savepagedialog.cpp b/examples/webenginewidgets/demobrowser/savepagedialog.cpp
new file mode 100644
index 000000000..8ec21f821
--- /dev/null
+++ b/examples/webenginewidgets/demobrowser/savepagedialog.cpp
@@ -0,0 +1,139 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the demonstration applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "savepagedialog.h"
+#include "ui_savepagedialog.h"
+
+#include <QtCore/QDir>
+#include <QtWidgets/QFileDialog>
+
+const QWebEngineDownloadItem::SavePageFormat SavePageDialog::m_indexToFormatTable[] = {
+    QWebEngineDownloadItem::SingleHtmlSaveFormat,
+    QWebEngineDownloadItem::CompleteHtmlSaveFormat,
+    QWebEngineDownloadItem::MimeHtmlSaveFormat
+};
+
+SavePageDialog::SavePageDialog(QWidget *parent, QWebEngineDownloadItem::SavePageFormat format,
+                               const QString &filePath)
+    : QDialog(parent)
+    , ui(new Ui::SavePageDialog)
+{
+    ui->setupUi(this);
+    ui->formatComboBox->setCurrentIndex(formatToIndex(format));
+    setFilePath(filePath);
+}
+
+SavePageDialog::~SavePageDialog()
+{
+    delete ui;
+}
+
+QWebEngineDownloadItem::SavePageFormat SavePageDialog::pageFormat() const
+{
+    return indexToFormat(ui->formatComboBox->currentIndex());
+}
+
+QString SavePageDialog::filePath() const
+{
+    return QDir::fromNativeSeparators(ui->filePathLineEdit->text());
+}
+
+void SavePageDialog::on_chooseFilePathButton_clicked()
+{
+    QFileInfo fi(filePath());
+    QFileDialog dlg(this, tr("Save Page As"), fi.absolutePath());
+    dlg.setAcceptMode(QFileDialog::AcceptSave);
+    dlg.setDefaultSuffix(suffixOfFormat(pageFormat()));
+    dlg.selectFile(fi.absoluteFilePath());
+    if (dlg.exec() != QDialog::Accepted)
+        return;
+    setFilePath(dlg.selectedFiles().first());
+    ensureFileSuffix(pageFormat());
+}
+
+void SavePageDialog::on_formatComboBox_currentIndexChanged(int idx)
+{
+    ensureFileSuffix(indexToFormat(idx));
+}
+
+int SavePageDialog::formatToIndex(QWebEngineDownloadItem::SavePageFormat format)
+{
+    for (auto i : m_indexToFormatTable) {
+        if (m_indexToFormatTable[i] == format)
+            return i;
+    }
+    Q_UNREACHABLE();
+}
+
+QWebEngineDownloadItem::SavePageFormat SavePageDialog::indexToFormat(int idx)
+{
+    Q_ASSERT(idx >= 0 && size_t(idx) < (sizeof(m_indexToFormatTable)
+                                        / sizeof(QWebEngineDownloadItem::SavePageFormat)));
+    return m_indexToFormatTable[idx];
+}
+
+QString SavePageDialog::suffixOfFormat(QWebEngineDownloadItem::SavePageFormat format)
+{
+    if (format == QWebEngineDownloadItem::MimeHtmlSaveFormat)
+        return QStringLiteral(".mhtml");
+    return QStringLiteral(".html");
+}
+
+void SavePageDialog::setFilePath(const QString &filePath)
+{
+    ui->filePathLineEdit->setText(QDir::toNativeSeparators(filePath));
+}
+
+void SavePageDialog::ensureFileSuffix(QWebEngineDownloadItem::SavePageFormat format)
+{
+    QFileInfo fi(filePath());
+    setFilePath(fi.absolutePath() + QLatin1Char('/') + fi.completeBaseName()
+                + suffixOfFormat(format));
+}