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	diff --git a/src/widgets/messageviewer.cpp b/src/widgets/messageviewer.cpp
	index 13ddeba..f334475 100644
	--- a/src/widgets/messageviewer.cpp
	+++ b/src/widgets/messageviewer.cpp
	@@ -1,393 +1,394 @@
	// SPDX-FileCopyrightText: 2023 Carl Schwan <carl.schwan@gnupg.com>
	// SPDX-License-Identifier: LGPL-2.0-or-later

	#include "messageviewer.h"

	#include "attachmentview_p.h"
	#include "messagecontainerwidget_p.h"
	#include "mimetreeparser_widgets_debug.h"
	#include "urlhandler_p.h"

	#include <KCalendarCore/Event>
	#include <KCalendarCore/ICalFormat>
	#include <KLocalizedString>
	#include <KMessageWidget>
	#include <MimeTreeParserCore/AttachmentModel>
	#include <MimeTreeParserCore/MessageParser>
	#include <MimeTreeParserCore/ObjectTreeParser>
	#include <MimeTreeParserCore/PartModel>

	#include <QAction>
	#include <QFileDialog>
	#include <QFormLayout>
	#include <QGroupBox>
	#include <QLabel>
	#include <QMenu>
	#include <QScrollArea>
	#include <QSplitter>
	#include <QStandardPaths>
	#include <QVBoxLayout>

	using namespace MimeTreeParser::Widgets;

	class MessageViewer::Private
	{
	public:
	Private(MessageViewer *q_ptr)
	: q{q_ptr}
	, messageWidget(new KMessageWidget(q_ptr))
	{
	createActions();

	messageWidget->setCloseButtonVisible(true);
	messageWidget->hide();
	}

	MessageViewer *q;

	QVBoxLayout *layout = nullptr;
	KMime::Message::Ptr message;
	MessageParser parser;
	QScrollArea *scrollArea = nullptr;
	QFormLayout *formLayout = nullptr;
	AttachmentView *attachmentView = nullptr;
	MimeTreeParser::MessagePart::List selectedParts;
	UrlHandler *urlHandler = nullptr;
	KMessageWidget *const messageWidget = nullptr;

	QAction *saveAttachmentAction = nullptr;
	QAction *openAttachmentAction = nullptr;
	QAction *importPublicKeyAction = nullptr;

	void createActions()
	{
	saveAttachmentAction = new QAction(QIcon::fromTheme(QStringLiteral("document-save-as")), i18n("&Save Attachment As..."), q);
	connect(saveAttachmentAction, &QAction::triggered, q, [this]() {
	saveSelectedAttachments();
	});

	openAttachmentAction = new QAction(i18nc("to open", "Open"), q);
	connect(openAttachmentAction, &QAction::triggered, q, [this]() {
	openSelectedAttachments();
	});

	importPublicKeyAction = new QAction(i18nc("@action:inmenu", "Import public key"), q);
	connect(importPublicKeyAction, &QAction::triggered, q, [this]() {
	importPublicKey();
	});
	}

	void openSelectedAttachments();
	void saveSelectedAttachments();
	void selectionChanged();
	void showContextMenu();
	void importPublicKey();
	void recursiveBuildViewer(PartModel parts, QVBoxLayout layout, const QModelIndex &parent);
	};

	void MessageViewer::Private::openSelectedAttachments()
	{
	Q_ASSERT(selectedParts.count() >= 1);
	for (const auto &part : std::as_const(selectedParts)) {
	parser.attachments()->openAttachment(part);
	}
	}

	void MessageViewer::Private::saveSelectedAttachments()
	{
	Q_ASSERT(selectedParts.count() >= 1);

	for (const auto &part : std::as_const(selectedParts)) {
	QString pname = part->filename();
	if (pname.isEmpty()) {
	pname = i18nc("Fallback when file has no name", "unnamed");
	}

	const QString path = QFileDialog::getSaveFileName(q, i18n("Save Attachment As"), pname);
	parser.attachments()->saveAttachmentToPath(part, path);
	}
	}

	void MessageViewer::Private::importPublicKey()
	{
	Q_ASSERT(selectedParts.count() == 1);
	parser.attachments()->importPublicKey(selectedParts[0]);
	}

	void MessageViewer::Private::showContextMenu()
	{
	const int numberOfParts(selectedParts.count());
	QMenu menu;
	if (numberOfParts == 1) {
	const QString mimetype = QString::fromLatin1(selectedParts.first()->mimeType());
	if (mimetype == QLatin1String("application/pgp-keys")) {
	menu.addAction(importPublicKeyAction);
	}
	}

	menu.addAction(openAttachmentAction);
	menu.addAction(saveAttachmentAction);

	menu.exec(QCursor::pos());
	}

	void MessageViewer::Private::selectionChanged()
	{
	const QModelIndexList selectedRows = attachmentView->selectionModel()->selectedRows();
	MimeTreeParser::MessagePart::List selectedParts;
	selectedParts.reserve(selectedRows.count());
	for (const QModelIndex &index : selectedRows) {
	auto part = attachmentView->model()->data(index, AttachmentModel::AttachmentPartRole).value<MimeTreeParser::MessagePart::Ptr>();
	selectedParts.append(part);
	}
	this->selectedParts = selectedParts;
	}

	MessageViewer::MessageViewer(QWidget *parent)
	: QSplitter(Qt::Vertical, parent)
	, d(std::make_unique<MessageViewer::Private>(this))
	{
	setObjectName(QStringLiteral("MessageViewerSplitter"));
	setChildrenCollapsible(false);
	setSizes({0});

	addWidget(d->messageWidget);

	auto headersArea = new QWidget(this);
	headersArea->setSizePolicy(sizePolicy().horizontalPolicy(), QSizePolicy::Expanding);
	addWidget(headersArea);

	d->urlHandler = new UrlHandler(this);

	d->formLayout = new QFormLayout(headersArea);

	auto widget = new QWidget(this);
	d->layout = new QVBoxLayout(widget);
	d->layout->setSizeConstraint(QLayout::SetMinAndMaxSize);
	d->layout->setObjectName(QStringLiteral("PartLayout"));

	d->scrollArea = new QScrollArea(this);
	d->scrollArea->setWidget(widget);
	d->scrollArea->setWidgetResizable(true);
	d->scrollArea->setBackgroundRole(QPalette::Base);
	addWidget(d->scrollArea);
	setStretchFactor(2, 2);

	d->attachmentView = new AttachmentView(this);
	+ d->attachmentView->setProperty("_breeze_borders_sides", QVariant::fromValue(QFlags{Qt::BottomEdge}));
	d->attachmentView->setSizeAdjustPolicy(QAbstractScrollArea::AdjustToContents);
	addWidget(d->attachmentView);

	connect(d->attachmentView, &AttachmentView::contextMenuRequested, this, [this] {
	d->selectionChanged();
	d->showContextMenu();
	});

	setMinimumSize(600, 600);
	}

	MessageViewer::~MessageViewer()
	{
	QLayoutItem *child;
	while ((child = d->layout->takeAt(0)) != nullptr) {
	delete child->widget();
	delete child;
	}
	}

	KMime::Message::Ptr MessageViewer::message() const
	{
	return d->parser.message();
	}

	void MessageViewer::Private::recursiveBuildViewer(PartModel parts, QVBoxLayout layout, const QModelIndex &parent)
	{
	for (int i = 0, count = parts->rowCount(parent); i < count; i++) {
	const auto type = static_cast<PartModel::Types>(parts->data(parts->index(i, 0, parent), PartModel::TypeRole).toUInt());
	const auto content = parts->data(parts->index(i, 0, parent), PartModel::ContentRole).toString();

	const auto signatureInfo = parts->data(parts->index(i, 0, parent), PartModel::SignatureDetails).value<SignatureInfo>();
	const auto isSigned = parts->data(parts->index(i, 0, parent), PartModel::IsSignedRole).toBool();
	const auto signatureSecurityLevel =
	static_cast<PartModel::SecurityLevel>(parts->data(parts->index(i, 0, parent), PartModel::SignatureSecurityLevelRole).toInt());

	const auto encryptionInfo = parts->data(parts->index(i, 0, parent), PartModel::EncryptionDetails).value<SignatureInfo>();
	const auto isEncrypted = parts->data(parts->index(i, 0, parent), PartModel::IsEncryptedRole).toBool();
	const auto encryptionSecurityLevel =
	static_cast<PartModel::SecurityLevel>(parts->data(parts->index(i, 0, parent), PartModel::EncryptionSecurityLevelRole).toInt());

	const auto displayEncryptionInfo =
	i == 0 \|\| parts->data(parts->index(i - 1, 0, parent), PartModel::EncryptionDetails).value<SignatureInfo>().keyId != encryptionInfo.keyId;

	const auto displaySignatureInfo =
	i == 0 \|\| parts->data(parts->index(i - 1, 0, parent), PartModel::SignatureDetails).value<SignatureInfo>().keyId != signatureInfo.keyId;

	switch (type) {
	case PartModel::Types::Plain: {
	auto container = new MessageWidgetContainer(isSigned,
	signatureInfo,
	signatureSecurityLevel,
	displaySignatureInfo,
	isEncrypted,
	encryptionInfo,
	encryptionSecurityLevel,
	displayEncryptionInfo,
	urlHandler);
	auto label = new QLabel(content);
	label->setTextInteractionFlags(Qt::TextSelectableByMouse);
	label->setWordWrap(true);
	container->layout()->addWidget(label);
	layout->addWidget(container);
	break;
	}
	case PartModel::Types::Ical: {
	auto container = new MessageWidgetContainer(isSigned,
	signatureInfo,
	signatureSecurityLevel,
	displaySignatureInfo,
	isEncrypted,
	encryptionInfo,
	encryptionSecurityLevel,
	displayEncryptionInfo,
	urlHandler);

	KCalendarCore::ICalFormat format;
	auto incidence = format.fromString(content);

	auto widget = new QGroupBox(container);
	widget->setTitle(i18n("Invitation"));

	auto incidenceLayout = new QFormLayout(widget);
	incidenceLayout->addRow(i18n("&Summary:"), new QLabel(incidence->summary()));
	incidenceLayout->addRow(i18n("&Organizer:"), new QLabel(incidence->organizer().fullName()));
	if (incidence->location().length() > 0) {
	incidenceLayout->addRow(i18n("&Location:"), new QLabel(incidence->location()));
	}
	incidenceLayout->addRow(i18n("&Start date:"), new QLabel(incidence->dtStart().toLocalTime().toString()));
	if (const auto event = incidence.dynamicCast<KCalendarCore::Event>()) {
	incidenceLayout->addRow(i18n("&End date:"), new QLabel(event->dtEnd().toLocalTime().toString()));
	}
	if (incidence->description().length() > 0) {
	incidenceLayout->addRow(i18n("&Details:"), new QLabel(incidence->description()));
	}

	container->layout()->addWidget(widget);

	layout->addWidget(container);
	break;
	}
	case PartModel::Types::Encapsulated: {
	auto container = new MessageWidgetContainer(isSigned,
	signatureInfo,
	signatureSecurityLevel,
	displaySignatureInfo,
	isEncrypted,
	encryptionInfo,
	encryptionSecurityLevel,
	displayEncryptionInfo,
	urlHandler);

	auto groupBox = new QGroupBox(container);
	groupBox->setSizePolicy(QSizePolicy::MinimumExpanding, q->sizePolicy().verticalPolicy());
	groupBox->setTitle(i18n("Encapsulated email"));

	auto encapsulatedLayout = new QVBoxLayout(groupBox);

	auto header = new QWidget(groupBox);
	auto headerLayout = new QFormLayout(header);
	const auto from = parts->data(parts->index(i, 0, parent), PartModel::SenderRole).toString();
	const auto date = parts->data(parts->index(i, 0, parent), PartModel::DateRole).toDateTime();
	headerLayout->addRow(i18n("From:"), new QLabel(from));
	headerLayout->addRow(i18n("Date:"), new QLabel(date.toLocalTime().toString()));

	encapsulatedLayout->addWidget(header);

	recursiveBuildViewer(parts, encapsulatedLayout, parts->index(i, 0, parent));

	container->layout()->addWidget(groupBox);

	layout->addWidget(container);
	break;
	}

	case PartModel::Types::Error: {
	const auto errorString = parts->data(parts->index(i, 0, parent), PartModel::ErrorString).toString();
	auto errorWidget = new KMessageWidget(i18n("Error: %1", errorString));
	errorWidget->setMessageType(KMessageWidget::MessageType::Error);
	layout->addWidget(errorWidget);
	break;
	}
	default:
	qCWarning(MIMETREEPARSER_WIDGET_LOG) << parts->data(parts->index(i, 0, parent), PartModel::ContentRole) << type;
	}
	}
	}

	void MessageViewer::setMessage(const KMime::Message::Ptr message)
	{
	setUpdatesEnabled(false);
	d->parser.setMessage(message);

	connect(d->parser.attachments(), &AttachmentModel::info, this, [this](const QString &message) {
	d->messageWidget->setMessageType(KMessageWidget::Information);
	d->messageWidget->setText(message);
	d->messageWidget->animatedShow();
	});

	connect(d->parser.attachments(), &AttachmentModel::errorOccurred, this, [this](const QString &message) {
	d->messageWidget->setMessageType(KMessageWidget::Error);
	d->messageWidget->setText(message);
	d->messageWidget->animatedShow();
	});

	for (int i = d->formLayout->rowCount() - 1; i >= 0; i--) {
	d->formLayout->removeRow(i);
	}
	if (!d->parser.subject().isEmpty()) {
	d->formLayout->addRow(i18n("&Subject:"), new QLabel(d->parser.subject()));
	}
	if (!d->parser.from().isEmpty()) {
	d->formLayout->addRow(i18n("&From:"), new QLabel(d->parser.from()));
	}
	if (!d->parser.sender().isEmpty() && d->parser.from() != d->parser.sender()) {
	d->formLayout->addRow(i18n("&Sender:"), new QLabel(d->parser.sender()));
	}
	if (!d->parser.to().isEmpty()) {
	d->formLayout->addRow(i18n("&To:"), new QLabel(d->parser.to()));
	}
	if (!d->parser.cc().isEmpty()) {
	d->formLayout->addRow(i18n("&CC:"), new QLabel(d->parser.cc()));
	}
	if (!d->parser.bcc().isEmpty()) {
	d->formLayout->addRow(i18n("&BCC:"), new QLabel(d->parser.bcc()));
	}

	const auto parts = d->parser.parts();

	QLayoutItem *child;
	while ((child = d->layout->takeAt(0)) != nullptr) {
	delete child->widget();
	delete child;
	}

	d->recursiveBuildViewer(parts, d->layout, {});
	d->layout->addStretch();

	d->attachmentView->setModel(d->parser.attachments());
	d->attachmentView->setVisible(d->parser.attachments()->rowCount() > 0);

	connect(d->attachmentView->selectionModel(), &QItemSelectionModel::selectionChanged, this, [this] {
	d->selectionChanged();
	});

	setUpdatesEnabled(true);
	}

	void MessageViewer::print(QPainter *painter, int width)
	{
	const auto oldSize = size();
	resize(width - 30, oldSize.height());
	d->scrollArea->setFrameShape(QFrame::NoFrame);
	render(painter);
	d->scrollArea->setFrameShape(QFrame::StyledPanel);
	resize(oldSize);
	}
	diff --git a/src/widgets/messageviewerdialog.cpp b/src/widgets/messageviewerdialog.cpp
	index 7cb9073..b2390f3 100644
	--- a/src/widgets/messageviewerdialog.cpp
	+++ b/src/widgets/messageviewerdialog.cpp
	@@ -1,302 +1,302 @@
	// SPDX-FileCopyrightText: 2023 g10 Code GmbH
	// SPDX-FileContributor: Carl Schwan <carl.schwan@gnupg.com>
	// SPDX-License-Identifier: GPL-2.0-or-later

	#include "messageviewerdialog.h"

	#include "messageviewer.h"
	#include "mimetreeparser_widgets_debug.h"
	#include <MimeTreeParserCore/CryptoHelper>
	#include <MimeTreeParserCore/FileOpener>

	#include <KLocalizedString>
	#include <KMessageBox>
	#include <KMessageWidget>
	#include <KMime/Message>

	#include <QDialogButtonBox>
	#include <QFileDialog>
	#include <QMenuBar>
	#include <QPainter>
	#include <QPrintDialog>
	#include <QPrintPreviewDialog>
	#include <QPrinter>
	#include <QPushButton>
	#include <QRegularExpression>
	#include <QSaveFile>
	#include <QStandardPaths>
	#include <QStyle>
	#include <QToolBar>
	#include <QVBoxLayout>

	#include <memory>

	using namespace MimeTreeParser::Widgets;

	namespace
	{

	/// On windows, force the filename to end with .eml
	/// On Linux, do nothing as this is handled by the file picker
	inline QString changeExtension(const QString &fileName)
	{
	#ifdef Q_OS_WIN
	auto renamedFileName = fileName;
	renamedFileName.replace(QRegularExpression(QStringLiteral("\\.(mbox\|p7m\|asc)$")), QStringLiteral(".eml"));

	// In case the file name didn't contain any of the expected extension: mbox, p7m, asc and eml
	// or doesn't contains an extension at all.
	if (!renamedFileName.endsWith(QStringLiteral(".eml"))) {
	renamedFileName += QStringLiteral(".eml");
	}

	return renamedFileName;
	#else
	// Handled automatically by the file picker on linux
	return fileName;
	#endif
	}

	}

	class MessageViewerDialog::Private
	{
	public:
	int currentIndex = 0;
	QList<KMime::Message::Ptr> messages;
	QString fileName;
	MimeTreeParser::Widgets::MessageViewer *messageViewer = nullptr;
	QAction *nextAction = nullptr;
	QAction *previousAction = nullptr;

	void setCurrentIndex(int currentIndex);
	QMenuBar createMenuBar(QWidget parent);

	private:
	void save(QWidget *parent);
	void saveDecrypted(QWidget *parent);
	void print(QWidget *parent);
	void printPreview(QWidget *parent);
	void printInternal(QPrinter *printer);
	};

	void MessageViewerDialog::Private::setCurrentIndex(int index)
	{
	Q_ASSERT(index >= 0);
	Q_ASSERT(index < messages.count());

	currentIndex = index;
	messageViewer->setMessage(messages[currentIndex]);

	previousAction->setEnabled(currentIndex != 0);
	nextAction->setEnabled(currentIndex != messages.count() - 1);
	}

	QMenuBar MessageViewerDialog::Private::createMenuBar(QWidget parent)
	{
	const auto menuBar = new QMenuBar(parent);

	// File menu
	const auto fileMenu = menuBar->addMenu(i18nc("@action:inmenu", "&File"));

	const auto saveAction = new QAction(QIcon::fromTheme(QStringLiteral("document-save")), i18nc("@action:inmenu", "&Save"));
	QObject::connect(saveAction, &QAction::triggered, parent, [parent, this] {
	save(parent);
	});
	fileMenu->addAction(saveAction);

	const auto saveDecryptedAction = new QAction(QIcon::fromTheme(QStringLiteral("document-save")), i18nc("@action:inmenu", "Save Decrypted"));
	QObject::connect(saveDecryptedAction, &QAction::triggered, parent, [parent, this] {
	saveDecrypted(parent);
	});
	fileMenu->addAction(saveDecryptedAction);

	const auto printPreviewAction = new QAction(QIcon::fromTheme(QStringLiteral("document-print-preview")), i18nc("@action:inmenu", "Print Preview"));
	QObject::connect(printPreviewAction, &QAction::triggered, parent, [parent, this] {
	printPreview(parent);
	});
	fileMenu->addAction(printPreviewAction);

	const auto printAction = new QAction(QIcon::fromTheme(QStringLiteral("document-print")), i18nc("@action:inmenu", "&Print"));
	QObject::connect(printAction, &QAction::triggered, parent, [parent, this] {
	print(parent);
	});
	fileMenu->addAction(printAction);

	// Navigation menu
	const auto navigationMenu = menuBar->addMenu(i18nc("@action:inmenu", "&Navigation"));
	previousAction = new QAction(QIcon::fromTheme(QStringLiteral("go-previous")), i18nc("@action:button Previous email", "Previous Message"), parent);
	previousAction->setEnabled(false);
	navigationMenu->addAction(previousAction);

	nextAction = new QAction(QIcon::fromTheme(QStringLiteral("go-next")), i18nc("@action:button Next email", "Next Message"), parent);
	nextAction->setEnabled(false);
	navigationMenu->addAction(nextAction);

	return menuBar;
	}

	void MessageViewerDialog::Private::save(QWidget *parent)
	{
	const QString location = QFileDialog::getSaveFileName(parent,
	i18nc("@title:window", "Save File"),
	changeExtension(fileName),
	i18nc("File dialog accepted files", "Email files (.eml .mbox)"));

	QSaveFile file(location);
	if (!file.open(QIODevice::WriteOnly)) {
	KMessageBox::error(parent, i18n("File %1 could not be created.", location), i18n("Error saving message"));
	return;
	}
	file.write(messages[currentIndex]->encodedContent());
	file.commit();
	}

	void MessageViewerDialog::Private::saveDecrypted(QWidget *parent)
	{
	const QString location = QFileDialog::getSaveFileName(parent,
	i18nc("@title:window", "Save Decrypted File"),
	changeExtension(fileName),
	i18nc("File dialog accepted files", "Email files (.eml .mbox)"));

	QSaveFile file(location);
	if (!file.open(QIODevice::WriteOnly)) {
	KMessageBox::error(parent, i18nc("Error message", "File %1 could not be created.", location), i18n("Error saving message"));
	return;
	}
	auto message = messages[currentIndex];
	bool wasEncrypted = false;
	auto decryptedMessage = CryptoUtils::decryptMessage(message, wasEncrypted);
	if (!wasEncrypted) {
	decryptedMessage = message;
	}
	file.write(decryptedMessage->encodedContent());

	file.commit();
	}

	void MessageViewerDialog::Private::print(QWidget *parent)
	{
	QPrinter printer;
	QPrintDialog dialog(&printer, parent);
	dialog.setWindowTitle(i18nc("@title:window", "Print Document"));
	if (dialog.exec() != QDialog::Accepted)
	return;

	printInternal(&printer);
	}

	void MessageViewerDialog::Private::printPreview(QWidget *parent)
	{
	auto dialog = new QPrintPreviewDialog(parent);
	dialog->setAttribute(Qt::WA_DeleteOnClose);
	dialog->resize(800, 750);
	dialog->setWindowTitle(i18nc("@title:window", "Print Document"));
	QObject::connect(dialog, &QPrintPreviewDialog::paintRequested, parent, [this](QPrinter *printer) {
	printInternal(printer);
	});
	dialog->open();
	}

	void MessageViewerDialog::Private::printInternal(QPrinter *printer)
	{
	QPainter painter;
	painter.begin(printer);
	const auto pageLayout = printer->pageLayout();
	const auto pageRect = pageLayout.paintRectPixels(printer->resolution());
	const double xscale = pageRect.width() / double(messageViewer->width());
	const double yscale = pageRect.height() / double(messageViewer->height());
	const double scale = qMin(qMin(xscale, yscale), 1.);
	painter.translate(pageRect.x(), pageRect.y());
	painter.scale(scale, scale);
	messageViewer->print(&painter, pageRect.width());
	}

	MessageViewerDialog::MessageViewerDialog(const QList<KMime::Message::Ptr> &messages, QWidget *parent)
	: QDialog(parent)
	, d(std::make_unique<Private>())
	{
	d->messages += messages;
	initGUI();
	}

	MessageViewerDialog::MessageViewerDialog(const QString &fileName, QWidget *parent)
	: QDialog(parent)
	, d(std::make_unique<Private>())
	{
	d->fileName = fileName;
	d->messages += MimeTreeParser::Core::FileOpener::openFile(fileName);
	initGUI();
	}

	void MessageViewerDialog::initGUI()
	{
	const auto mainLayout = new QVBoxLayout(this);
	mainLayout->setContentsMargins({});

	const auto layout = new QVBoxLayout;
	- layout->setContentsMargins(style()->pixelMetric(QStyle::PM_LayoutLeftMargin, nullptr, this),
	- style()->pixelMetric(QStyle::PM_LayoutTopMargin, nullptr, this),
	- style()->pixelMetric(QStyle::PM_LayoutRightMargin, nullptr, this),
	- style()->pixelMetric(QStyle::PM_LayoutBottomMargin, nullptr, this));

	const auto menuBar = d->createMenuBar(this);
	mainLayout->setMenuBar(menuBar);

	if (d->messages.isEmpty()) {
	auto errorMessage = new KMessageWidget(this);
	errorMessage->setMessageType(KMessageWidget::Error);
	errorMessage->setText(i18nc("@info", "Unable to read file"));
	layout->addWidget(errorMessage);
	return;
	}

	const bool multipleMessages = d->messages.length() > 1;
	if (multipleMessages) {
	const auto toolBar = new QToolBar(this);
	#ifdef Q_OS_UNIX
	toolBar->setToolButtonStyle(Qt::ToolButtonFollowStyle);
	#else
	// on other platforms the default is IconOnly which is bad for
	// accessibility and can't be changed by the user.
	toolBar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
	#endif

	toolBar->addAction(d->previousAction);
	connect(d->previousAction, &QAction::triggered, this, [this] {
	d->setCurrentIndex(d->currentIndex - 1);
	});

	const auto spacer = new QWidget(this);
	spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
	toolBar->addWidget(spacer);

	toolBar->addAction(d->nextAction);
	connect(d->nextAction, &QAction::triggered, this, [this] {
	d->setCurrentIndex(d->currentIndex + 1);
	});
	d->nextAction->setEnabled(true);

	mainLayout->addWidget(toolBar);
	}

	mainLayout->addLayout(layout);

	d->messageViewer = new MimeTreeParser::Widgets::MessageViewer(this);
	d->messageViewer->setMessage(d->messages[0]);
	layout->addWidget(d->messageViewer);

	auto buttonBox = new QDialogButtonBox(this);
	+ buttonBox->setContentsMargins(style()->pixelMetric(QStyle::PM_LayoutLeftMargin, nullptr, this),
	+ style()->pixelMetric(QStyle::PM_LayoutTopMargin, nullptr, this),
	+ style()->pixelMetric(QStyle::PM_LayoutRightMargin, nullptr, this),
	+ style()->pixelMetric(QStyle::PM_LayoutBottomMargin, nullptr, this));
	auto closeButton = buttonBox->addButton(QDialogButtonBox::Close);
	connect(closeButton, &QPushButton::pressed, this, &QDialog::accept);
	layout->addWidget(buttonBox);
	}

	MessageViewerDialog::~MessageViewerDialog() = default;

	QList<KMime::Message::Ptr> MessageViewerDialog::messages() const
	{
	return d->messages;
	}

	#include "moc_messageviewerdialog.cpp"

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