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	/* -- mode: c++; c-basic-offset:4 --
	mainwindow.cpp

	This file is part of Kleopatra, the KDE keymanager
	SPDX-FileCopyrightText: 2007 Klarälvdalens Datakonsult AB

	SPDX-License-Identifier: GPL-2.0-or-later
	*/

	#include <config-kleopatra.h>

	#include "aboutdata.h"
	#include "kleopatraapplication.h"
	#include "mainwindow.h"
	#include "settings.h"

	#include <interfaces/focusfirstchild.h>

	#include "view/keycacheoverlay.h"
	#include "view/keylistcontroller.h"
	#include "view/padwidget.h"
	#include "view/searchbar.h"
	#include "view/smartcardwidget.h"
	#include "view/tabwidget.h"
	#include "view/welcomewidget.h"

	#include "commands/decryptverifyfilescommand.h"
	#include "commands/importcertificatefromfilecommand.h"
	#include "commands/importcrlcommand.h"
	#include "commands/selftestcommand.h"
	#include "commands/signencryptfilescommand.h"

	#include "utils/action_data.h"
	#include "utils/clipboardmenu.h"
	#include "utils/detail_p.h"
	#include "utils/filedialog.h"
	#include "utils/gui-helper.h"
	#include "utils/keyexportdraghandler.h"
	#include "utils/userinfo.h"

	#include <Libkleo/GnuPG>

	#include "dialogs/updatenotification.h"

	// needed for GPGME_VERSION_NUMBER
	#include <gpgme.h>

	#include "kleopatra_debug.h"
	#include <KAboutApplicationDialog>
	#include <KAboutData>
	#include <KActionCollection>
	#include <KActionMenu>
	#include <KColorScheme>
	#include <KConfigDialog>
	#include <KConfigGroup>
	#include <KEditToolBar>
	#include <KHelpMenu>
	#include <KLocalizedString>
	#include <KMessageBox>
	#include <KShortcutsDialog>
	#include <KStandardAction>
	#include <KStandardGuiItem>
	#include <KToolBar>
	#include <KXMLGUIFactory>
	#include <QAction>
	#include <QApplication>
	#include <QLineEdit>
	#include <QSize>

	#include <QAbstractItemView>
	#include <QCloseEvent>
	#include <QDesktopServices>
	#include <QDir>
	#include <QLabel>
	#include <QMenu>
	#include <QMimeData>
	#include <QPixmap>
	#include <QProcess>
	#include <QSettings>
	#include <QStackedWidget>
	#include <QStatusBar>
	#include <QTimer>
	#include <QVBoxLayout>

	#include <Libkleo/Classify>
	#include <Libkleo/Compliance>
	#include <Libkleo/DocAction>
	#include <Libkleo/Formatting>
	#include <Libkleo/GnuPG>
	#include <Libkleo/KeyCache>
	#include <Libkleo/KeyListModel>
	#include <Libkleo/KeyListSortFilterProxyModel>
	#include <Libkleo/Stl_Util>
	#include <Libkleo/SystemInfo>

	#include <KSharedConfig>

	#ifdef Q_OS_UNIX
	#include <KWaylandExtras>
	#endif

	#include <chrono>
	#include <vector>
	using namespace std::chrono_literals;

	using namespace Kleo;
	using namespace Kleo::Commands;
	using namespace GpgME;

	static KGuiItem KStandardGuiItem_quit()
	{
	static const QString app = KAboutData::applicationData().displayName();
	KGuiItem item = KStandardGuiItem::quit();
	item.setText(xi18nc("@action:button", "&Quit <application>%1</application>", app));
	return item;
	}

	static KGuiItem KStandardGuiItem_close()
	{
	KGuiItem item = KStandardGuiItem::close();
	item.setText(i18nc("@action:button", "Only &Close Window"));
	return item;
	}

	static bool isQuitting = false;

	namespace
	{
	static const std::vector<QString> mainViewActionNames = {
	QStringLiteral("view_certificate_overview"),
	QStringLiteral("manage_smartcard"),
	QStringLiteral("pad_view"),
	};

	class CertificateView : public QWidget, public FocusFirstChild
	{
	Q_OBJECT
	public:
	CertificateView(QWidget *parent = nullptr)
	: QWidget{parent}
	, ui{this}
	{
	}

	SearchBar *searchBar() const
	{
	return ui.searchBar;
	}

	TabWidget *tabWidget() const
	{
	return ui.tabWidget;
	}

	void focusFirstChild(Qt::FocusReason reason) override
	{
	ui.searchBar->lineEdit()->setFocus(reason);
	}

	private:
	struct UI {
	TabWidget *tabWidget = nullptr;
	SearchBar *searchBar = nullptr;
	explicit UI(CertificateView *q)
	{
	auto vbox = new QVBoxLayout{q};
	vbox->setSpacing(0);

	searchBar = new SearchBar{q};
	vbox->addWidget(searchBar);
	tabWidget = new TabWidget{q};
	vbox->addWidget(tabWidget);

	tabWidget->connectSearchBar(searchBar);
	}
	} ui;
	};

	}

	class MainWindow::Private
	{
	friend class ::MainWindow;
	MainWindow *const q;

	public:
	explicit Private(MainWindow *qq);
	~Private();

	template<typename T>
	void createAndStart()
	{
	(new T(this->currentView(), &this->controller))->start();
	}
	template<typename T>
	void createAndStart(QAbstractItemView *view)
	{
	(new T(view, &this->controller))->start();
	}
	template<typename T>
	void createAndStart(const QStringList &a)
	{
	(new T(a, this->currentView(), &this->controller))->start();
	}
	template<typename T>
	void createAndStart(const QStringList &a, QAbstractItemView *view)
	{
	(new T(a, view, &this->controller))->start();
	}

	void closeAndQuit()
	{
	if (Kleo::userIsElevated()) {
	// For users running Kleo with elevated permissions on Windows we
	// always quit the application to avoid some problems.
	qApp->quit();
	}

	const QString app = KAboutData::applicationData().displayName();
	const int rc = KMessageBox::questionTwoActionsCancel(q,
	xi18n("<application>%1</application> may be used by other applications as a service.<nl/>"
	"You may instead want to close this window without exiting <application>%1</application>.",
	app),
	i18nc("@title:window", "Really Quit?"),
	KStandardGuiItem_close(),
	KStandardGuiItem_quit(),
	KStandardGuiItem::cancel(),
	QLatin1StringView("really-quit-") + app.toLower());
	if (rc == KMessageBox::Cancel) {
	return;
	}
	isQuitting = rc == KMessageBox::ButtonCode::SecondaryAction;
	if (!q->close()) {
	return;
	}
	// WARNING: 'this' might be deleted at this point!
	if (rc == KMessageBox::ButtonCode::SecondaryAction) {
	qApp->quit();
	}
	}
	void configureToolbars()
	{
	KEditToolBar dlg(q->factory());
	dlg.exec();
	}
	void editKeybindings()
	{
	KShortcutsDialog::showDialog(q->actionCollection(), KShortcutsEditor::LetterShortcutsAllowed, q);
	updateSearchBarClickMessage();
	}

	void updateSearchBarClickMessage()
	{
	const QString shortcutStr = focusToClickSearchAction->shortcut().toString(QKeySequence::NativeText);
	ui.searchTab->searchBar()->updateClickMessage(shortcutStr);
	}

	void updateStatusBar()
	{
	auto statusBar = std::make_unique<QStatusBar>();
	auto settings = KleopatraApplication::instance()->distributionSettings();
	bool showStatusbar = false;
	if (settings) {
	const QString statusline = settings->value(QStringLiteral("statusline"), {}).toString();
	if (!statusline.isEmpty()) {
	auto customStatusLbl = new QLabel(statusline);
	statusBar->insertWidget(0, customStatusLbl);
	showStatusbar = true;
	}
	}
	if (DeVSCompliance::isActive()) {
	auto statusLbl = std::make_unique<QLabel>(DeVSCompliance::name());
	if (!SystemInfo::isHighContrastModeActive()) {
	const auto color = KColorScheme(QPalette::Active, KColorScheme::View)
	.foreground(DeVSCompliance::isCompliant() ? KColorScheme::NormalText : KColorScheme::NegativeText)
	.color();
	const auto background = KColorScheme(QPalette::Active, KColorScheme::View)
	.background(DeVSCompliance::isCompliant() ? KColorScheme::PositiveBackground : KColorScheme::NegativeBackground)
	.color();
	statusLbl->setStyleSheet(QStringLiteral("QLabel { color: %1; background-color: %2; }").arg(color.name()).arg(background.name()));
	}
	statusBar->insertPermanentWidget(0, statusLbl.release());
	showStatusbar = true;
	}

	if (showStatusbar) {
	q->setStatusBar(statusBar.release()); // QMainWindow takes ownership
	} else {
	q->setStatusBar(nullptr);
	}
	}

	void selfTest()
	{
	createAndStart<SelfTestCommand>();
	}

	void configureGroups()
	{
	// open groups config dialog as independent top-level window
	KleopatraApplication::instance()->openOrRaiseGroupsConfigDialog(nullptr);
	}

	void showHandbook();

	void gnupgLogViewer()
	{
	// Warning: Don't assume that the program needs to be in PATH. On Windows, it will also be found next to the calling process.
	if (!QProcess::startDetached(QStringLiteral("kwatchgnupg"), QStringList()))
	KMessageBox::error(q,
	i18n("Could not start the GnuPG Log Viewer (kwatchgnupg). "
	"Please check your installation."),
	i18n("Error Starting KWatchGnuPG"));
	}

	void forceUpdateCheck()
	{
	UpdateNotification::forceUpdateCheck(q);
	}

	void slotConfigCommitted();
	void slotContextMenuRequested(QAbstractItemView *, const QPoint &p)
	{
	if (auto const menu = qobject_cast<QMenu *>(q->factory()->container(QStringLiteral("listview_popup"), q))) {
	menu->exec(p);
	} else {
	qCDebug(KLEOPATRA_LOG) << "no \"listview_popup\" <Menu> in kleopatra's ui.rc file";
	}
	}

	void slotFocusQuickSearch()
	{
	ui.searchTab->searchBar()->lineEdit()->setFocus();
	}

	void showView(const QString &actionName, QWidget *widget)
	{
	const auto coll = q->actionCollection();
	if (coll) {
	for (const QString &name : mainViewActionNames) {
	if (auto action = coll->action(name)) {
	action->setChecked(name == actionName);
	}
	}
	}
	ui.stackWidget->setCurrentWidget(widget);
	if (auto ffci = dynamic_cast<Kleo::FocusFirstChild *>(widget)) {
	ffci->focusFirstChild(Qt::TabFocusReason);
	}
	}

	void showCertificateView()
	{
	if (KeyCache::instance()->keys().empty()) {
	showView(QStringLiteral("view_certificate_overview"), ui.welcomeWidget);
	} else {
	showView(QStringLiteral("view_certificate_overview"), ui.searchTab);
	}
	}

	void showSmartcardView()
	{
	showView(QStringLiteral("manage_smartcard"), ui.scWidget);
	}

	void showPadView()
	{
	if (!ui.padWidget) {
	ui.padWidget = new PadWidget;
	ui.stackWidget->addWidget(ui.padWidget);
	}
	showView(QStringLiteral("pad_view"), ui.padWidget);
	ui.stackWidget->resize(ui.padWidget->sizeHint());
	}

	void restartDaemons()
	{
	Kleo::restartGpgAgent();
	}

	void showAboutDialog()
	{
	// we show the About dialog ourselves so that we can pass up-to-date about data to it;
	// KXmlGuiWindow takes a copy of the about data on creation and this copy might not
	// contain the backend version information that's set by a background thread
	if (!aboutDialog) {
	qCDebug(KLEOPATRA_LOG) << __func__ << "Creating About dialog";
	aboutDialog = new KAboutApplicationDialog(KAboutData::applicationData(), q);
	aboutDialog->setAttribute(Qt::WA_DeleteOnClose);
	}
	if (aboutDialog->isMinimized()) {
	qCDebug(KLEOPATRA_LOG) << __func__ << "Unminimizing About dialog";
	aboutDialog->setWindowState((aboutDialog->windowState() & ~Qt::WindowMinimized) \| Qt::WindowActive);
	}
	qCDebug(KLEOPATRA_LOG) << __func__ << "Showing About dialog";
	aboutDialog->show();
	}

	private:
	void setupActions();

	QAbstractItemView *currentView() const
	{
	return ui.searchTab->tabWidget()->currentView();
	}

	void keyListingDone()
	{
	const auto curWidget = ui.stackWidget->currentWidget();
	if (curWidget == ui.scWidget \|\| curWidget == ui.padWidget) {
	return;
	}
	showCertificateView();
	}

	private:
	Kleo::KeyListController controller;
	bool firstShow : 1;
	struct UI {
	CertificateView *searchTab = nullptr;
	PadWidget *padWidget = nullptr;
	SmartCardWidget *scWidget = nullptr;
	WelcomeWidget *welcomeWidget = nullptr;
	QStackedWidget *stackWidget = nullptr;
	explicit UI(MainWindow *q);
	} ui;
	QAction *focusToClickSearchAction = nullptr;
	ClipboardMenu *clipboadMenu = nullptr;
	QPointer<KAboutApplicationDialog> aboutDialog;
	};

	MainWindow::Private::UI::UI(MainWindow *q)
	: padWidget(nullptr)
	{
	auto mainWidget = new QWidget{q};
	auto mainLayout = new QVBoxLayout(mainWidget);
	mainLayout->setContentsMargins({});
	stackWidget = new QStackedWidget{q};

	searchTab = new CertificateView{q};
	stackWidget->addWidget(searchTab);

	new KeyCacheOverlay(mainWidget, q);

	scWidget = new SmartCardWidget{q};
	stackWidget->addWidget(scWidget);

	welcomeWidget = new WelcomeWidget{q};
	stackWidget->addWidget(welcomeWidget);

	mainLayout->addWidget(stackWidget);

	q->setCentralWidget(mainWidget);
	}

	MainWindow::Private::Private(MainWindow *qq)
	: q(qq)
	, controller(q)
	, firstShow(true)
	, ui(q)
	{
	Q_SET_OBJECT_NAME(controller);

	AbstractKeyListModel *flatModel = AbstractKeyListModel::createFlatKeyListModel(q);
	AbstractKeyListModel *hierarchicalModel = AbstractKeyListModel::createHierarchicalKeyListModel(q);

	Q_SET_OBJECT_NAME(flatModel);
	Q_SET_OBJECT_NAME(hierarchicalModel);

	#if GPGME_VERSION_NUMBER >= 0x011800 // 1.24.0
	auto keyExportDragHandler = std::make_shared<KeyExportDragHandler>();
	flatModel->setDragHandler(keyExportDragHandler);
	hierarchicalModel->setDragHandler(keyExportDragHandler);
	#endif

	controller.setFlatModel(flatModel);
	controller.setHierarchicalModel(hierarchicalModel);
	controller.setTabWidget(ui.searchTab->tabWidget());

	ui.searchTab->tabWidget()->setFlatModel(flatModel);
	ui.searchTab->tabWidget()->setHierarchicalModel(hierarchicalModel);

	#ifdef Q_OS_UNIX
	connect(KWaylandExtras::self(), &KWaylandExtras::windowExported, q, [this](const auto &window, const auto &token) {
	if (window == q->windowHandle()) {
	qputenv("PINENTRY_GEOM_HINT", QUrl::toPercentEncoding(token));
	}
	});
	q->exportWindow();
	#endif

	setupActions();

	ui.stackWidget->setCurrentWidget(ui.searchTab);
	if (auto action = q->actionCollection()->action(QStringLiteral("view_certificate_overview"))) {
	action->setChecked(true);
	}

	connect(&controller, SIGNAL(contextMenuRequested(QAbstractItemView , QPoint)), q, SLOT(slotContextMenuRequested(QAbstractItemView , QPoint)));
	connect(KeyCache::instance().get(), &KeyCache::keyListingDone, q, [this]() {
	keyListingDone();
	});

	q->createGUI(QStringLiteral("kleopatra.rc"));

	if (auto helpMenu = q->findChild<KHelpMenu *>()) {
	qCDebug(KLEOPATRA_LOG) << "Hook into the help menu to show the About dialog ourselves";
	connect(helpMenu, &KHelpMenu::showAboutApplication, q, [this]() {
	showAboutDialog();
	});
	}

	// make toolbar buttons accessible by keyboard
	auto toolbar = q->findChild<KToolBar *>();
	if (toolbar) {
	auto toolbarButtons = toolbar->findChildren<QToolButton *>();
	for (auto b : toolbarButtons) {
	b->setFocusPolicy(Qt::TabFocus);
	}
	// move toolbar and its child widgets before the central widget in the tab order;
	// this is necessary to make Shift+Tab work as expected
	forceSetTabOrder(q, toolbar);
	auto toolbarChildren = toolbar->findChildren<QWidget *>();
	std::for_each(std::rbegin(toolbarChildren), std::rend(toolbarChildren), [toolbar](auto w) {
	forceSetTabOrder(toolbar, w);
	});
	}

	if (auto action = q->actionCollection()->action(QStringLiteral("help_whats_this"))) {
	delete action;
	}

	q->setAcceptDrops(true);

	// set default window size
	q->resize(QSize(1024, 500));
	q->setAutoSaveSettings();

	updateSearchBarClickMessage();
	updateStatusBar();

	if (KeyCache::instance()->initialized()) {
	keyListingDone();
	}

	// delay setting the models to use the key cache so that the UI (including
	// the "Loading certificate cache..." overlay) is shown before the
	// blocking key cache initialization happens
	QMetaObject::invokeMethod(
	q,
	[flatModel, hierarchicalModel]() {
	flatModel->useKeyCache(true, KeyList::AllKeys);
	hierarchicalModel->useKeyCache(true, KeyList::AllKeys);
	},
	Qt::QueuedConnection);
	}

	MainWindow::Private::~Private()
	{
	}

	MainWindow::MainWindow(QWidget *parent, Qt::WindowFlags flags)
	: KXmlGuiWindow(parent, flags)
	, d(new Private(this))
	{
	}

	MainWindow::~MainWindow()
	{
	}

	void MainWindow::Private::setupActions()
	{
	KActionCollection *const coll = q->actionCollection();

	const std::vector<action_data> action_data = {
	// see keylistcontroller.cpp for more actions
	// Tools menu
	#ifndef Q_OS_WIN
	{
	"tools_start_kwatchgnupg",
	i18n("GnuPG Log Viewer"),
	QString(),
	"kwatchgnupg",
	q,
	[this](bool) {
	gnupgLogViewer();
	},
	QString(),
	},
	#endif
	{
	"tools_restart_backend",
	i18nc("@action:inmenu", "Restart Background Processes"),
	i18nc("@info:tooltip", "Restart the background processes, e.g. after making changes to the configuration."),
	"view-refresh",
	q,
	[this](bool) {
	restartDaemons();
	},
	{},
	},
	// Help menu
	#ifdef Q_OS_WIN
	{
	"help_check_updates",
	i18n("Check for updates"),
	QString(),
	"gpg4win-compact",
	q,
	[this](bool) {
	forceUpdateCheck();
	},
	QString(),
	},
	#endif
	// View menu
	{
	"view_certificate_overview",
	i18nc("@action show certificate overview", "Certificates"),
	i18n("Show certificate overview"),
	"view-certificate",
	q,
	[this](bool) {
	showCertificateView();
	},
	QString(),
	},
	{
	"pad_view",
	i18nc("@action show input / output area for encrypting/signing resp. decrypting/verifying text", "Notepad"),
	i18n("Show pad for encrypting/decrypting and signing/verifying text"),
	"note",
	q,
	[this](bool) {
	showPadView();
	},
	QString(),
	},
	{
	"manage_smartcard",
	i18nc("@action show smartcard management view", "Smartcards"),
	i18n("Show smartcard management"),
	"auth-sim-locked",
	q,
	[this](bool) {
	showSmartcardView();
	},
	QString(),
	},
	// Settings menu
	{
	"settings_self_test",
	i18n("Perform Self-Test"),
	QString(),
	nullptr,
	q,
	[this](bool) {
	selfTest();
	},
	QString(),
	},
	{
	"configure_groups",
	i18n("Configure Groups..."),
	QString(),
	"group",
	q,
	[this](bool) {
	configureGroups();
	},
	QString(),
	},
	// Toolbar
	{
	"configure_groups_toolbar",
	i18nc("@action:intoolbar", "Groups"),
	QString(),
	"group",
	q,
	[this](bool) {
	configureGroups();
	},
	QString(),
	}};

	make_actions_from_data(action_data, coll);

	if (!Settings().groupsEnabled()) {
	if (auto action = coll->action(QStringLiteral("configure_groups"))) {
	delete action;
	}
	}

	for (const QString &name : mainViewActionNames) {
	if (auto action = coll->action(name)) {
	action->setCheckable(true);
	}
	}

	KStandardAction::close(q, SLOT(close()), coll);
	KStandardAction::quit(q, SLOT(closeAndQuit()), coll);
	KStandardAction::configureToolbars(q, SLOT(configureToolbars()), coll);
	KStandardAction::keyBindings(q, SLOT(editKeybindings()), coll);
	KStandardAction::preferences(qApp, SLOT(openOrRaiseConfigDialog()), coll);

	focusToClickSearchAction = new QAction(i18n("Set Focus to Quick Search"), q);
	coll->addAction(QStringLiteral("focus_to_quickseach"), focusToClickSearchAction);
	coll->setDefaultShortcut(focusToClickSearchAction, QKeySequence(Qt::ALT \| Qt::Key_Q));
	connect(focusToClickSearchAction, SIGNAL(triggered(bool)), q, SLOT(slotFocusQuickSearch()));
	clipboadMenu = new ClipboardMenu(q);
	clipboadMenu->setMainWindow(q);
	clipboadMenu->clipboardMenu()->setIcon(QIcon::fromTheme(QStringLiteral("edit-paste")));
	clipboadMenu->clipboardMenu()->setPopupMode(QToolButton::InstantPopup);
	coll->addAction(QStringLiteral("clipboard_menu"), clipboadMenu->clipboardMenu());

	/* Add additional help actions for documentation */
	const auto compendium = new DocAction(QIcon::fromTheme(QStringLiteral("gpg4win-compact")),
	i18n("Gpg4win Compendium"),
	i18nc("The Gpg4win compendium is only available"
	"at this point (24.7.2017) in german and english."
	"Please check with Gpg4win before translating this filename.",
	"gpg4win-compendium-en.pdf"),
	QStringLiteral("../share/gpg4win"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_compendium"), compendium);

	/* Documentation centered around the german approved VS-NfD mode for official
	* RESTRICTED communication. This is only available in some distributions with
	* the focus on official communications. */
	const auto quickguide =
	new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("&Quick Guide Encrypt and Sign"),
	i18nc("Only available in German and English. Leave to English for other languages.", "encrypt_and_sign_gnupgvsd_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_quickguide"), quickguide);

	const auto symguide =
	new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("&Password-based Encryption"),
	i18nc("Only available in German and English. Leave to English for other languages.", "symmetric_encryption_gnupgvsd_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_symenc"), symguide);

	const auto groups = new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("Certificate &Groups"),
	i18nc("Only available in German and English. Leave to English for other languages.", "groupfeature_gnupgvsd_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_groups"), groups);

	#ifdef Q_OS_WIN
	const auto gpgol =
	new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("&Mail Encryption in Outlook"),
	i18nc("Only available in German and English. Leave to English for other languages. Only shown on Windows.", "gpgol_outlook_addin_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_gpgol"), gpgol);
	#endif

	/* The submenu with advanced topics */
	const auto certmngmnt =
	new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("&Certification Management"),
	i18nc("Only available in German and English. Leave to English for other languages.", "certification_management_gnupgvsd_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_cert_management"), certmngmnt);

	const auto smartcard =
	new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("&Smartcard Setup"),
	i18nc("Only available in German and English. Leave to English for other languages.", "smartcard_setup_gnupgvsd_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_smartcard"), smartcard);

	const auto man_gnupg = new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
	i18n("GnuPG Command&line"),
	QStringLiteral("gnupg_manual_en.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(QStringLiteral("https://gnupg.org/documentation/manuals/gnupg/")),
	coll);
	coll->addAction(QStringLiteral("help_doc_gnupg"), man_gnupg);

	/* The secops */
	const auto approvalmanual =
	new DocAction(QIcon::fromTheme(QStringLiteral("dvipdf")),
	i18n("Manual for VS-NfD Approval (German)"),
	i18nc("Only available in German. Keep German file name for all languages", "Handbuch-Zulassung-gnupgvsd-v3.2.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_approval_manual"), approvalmanual);

	const auto vsa10573 =
	new DocAction(QIcon::fromTheme(QStringLiteral("dvipdf")),
	i18n("SecOps VSA-10573"),
	i18nc("Only available in German and English. Leave to English for other languages.", "BSI-VSA-10573-ENG_secops-20220207.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_vsa10573"), vsa10573);

	const auto vsa10584 =
	new DocAction(QIcon::fromTheme(QStringLiteral("dvipdf")),
	i18n("SecOps VSA-10584"),
	i18nc("Only available in German and English. Leave to English for other languages.", "BSI-VSA-10584-ENG_secops-20220207.pdf"),
	QStringLiteral("../share/doc/gnupg-vsd"),
	QUrl(),
	coll);
	coll->addAction(QStringLiteral("help_doc_vsa10584"), vsa10584);

	q->setStandardToolBarMenuEnabled(true);

	controller.createActions(coll);

	ui.searchTab->tabWidget()->createActions(coll);
	}

	void MainWindow::Private::slotConfigCommitted()
	{
	controller.updateConfig();
	updateStatusBar();
	}

	void MainWindow::closeEvent(QCloseEvent *e)
	{
	// KMainWindow::closeEvent() insists on quitting the application,
	// so do not let it touch the event...
	qCDebug(KLEOPATRA_LOG);
	if (d->controller.hasRunningCommands()) {
	if (d->controller.shutdownWarningRequired()) {
	const int ret = KMessageBox::warningContinueCancel(this,
	i18n("There are still some background operations ongoing. "
	"These will be terminated when closing the window. "
	"Proceed?"),
	i18n("Ongoing Background Tasks"));
	if (ret != KMessageBox::Continue) {
	e->ignore();
	return;
	}
	}
	d->controller.cancelCommands();
	if (d->controller.hasRunningCommands()) {
	// wait for them to be finished:
	setEnabled(false);
	QEventLoop ev;
	QTimer::singleShot(100ms, &ev, &QEventLoop::quit);
	connect(&d->controller, &KeyListController::commandsExecuting, &ev, &QEventLoop::quit);
	ev.exec();
	if (d->controller.hasRunningCommands())
	qCWarning(KLEOPATRA_LOG) << "controller still has commands running, this may crash now...";
	setEnabled(true);
	}
	}
	unexportWindow();
	if (isQuitting \|\| qApp->isSavingSession() \|\| Kleo::userIsElevated()) {
	d->ui.searchTab->tabWidget()->saveViews();
	KConfigGroup grp(KConfigGroup(KSharedConfig::openConfig(), autoSaveGroup()));
	saveMainWindowSettings(grp);
	e->accept();
	} else {
	e->ignore();
	hide();
	}
	}

	void MainWindow::showEvent(QShowEvent *e)
	{
	KXmlGuiWindow::showEvent(e);
	if (d->firstShow) {
	d->ui.searchTab->tabWidget()->loadViews(KSharedConfig::openStateConfig(), QStringLiteral("KeyList"));
	d->firstShow = false;
	}

	if (!savedGeometry.isEmpty()) {
	restoreGeometry(savedGeometry);
	}
	}

	void MainWindow::hideEvent(QHideEvent *e)
	{
	savedGeometry = saveGeometry();
	KXmlGuiWindow::hideEvent(e);
	}

	void MainWindow::importCertificatesFromFile(const QStringList &files)
	{
	if (!files.empty()) {
	d->createAndStart<ImportCertificateFromFileCommand>(files);
	}
	}

	static QStringList extract_local_files(const QMimeData *data)
	{
	const QList<QUrl> urls = data->urls();
	// begin workaround KDE/Qt misinterpretation of text/uri-list
	QList<QUrl>::const_iterator end = urls.end();
	if (urls.size() > 1 && !urls.back().isValid()) {
	--end;
	}
	// end workaround
	QStringList result;
	std::transform(urls.begin(), end, std::back_inserter(result), std::mem_fn(&QUrl::toLocalFile));
	result.erase(std::remove_if(result.begin(), result.end(), std::mem_fn(&QString::isEmpty)), result.end());
	return result;
	}

	static bool can_decode_local_files(const QMimeData *data)
	{
	if (!data) {
	return false;
	}
	return !extract_local_files(data).empty();
	}

	void MainWindow::dragEnterEvent(QDragEnterEvent *e)
	{
	qCDebug(KLEOPATRA_LOG);

	if (can_decode_local_files(e->mimeData())) {
	e->acceptProposedAction();
	}
	}

	void MainWindow::dropEvent(QDropEvent *e)
	{
	qCDebug(KLEOPATRA_LOG);

	if (!can_decode_local_files(e->mimeData())) {
	return;
	}

	e->setDropAction(Qt::CopyAction);

	const QStringList files = extract_local_files(e->mimeData());

	KleopatraApplication::instance()->handleFiles(files);

	e->accept();
	}

	void MainWindow::readProperties(const KConfigGroup &cg)
	{
	qCDebug(KLEOPATRA_LOG);
	KXmlGuiWindow::readProperties(cg);
	setHidden(cg.readEntry("hidden", false));
	}

	void MainWindow::saveProperties(KConfigGroup &cg)
	{
	qCDebug(KLEOPATRA_LOG);
	KXmlGuiWindow::saveProperties(cg);
	cg.writeEntry("hidden", isHidden());
	}

	void MainWindow::exportWindow()
	{
	#ifdef Q_OS_UNIX
	(void)winId(); // Ensures that windowHandle() returns the window
	KWaylandExtras::self()->exportWindow(windowHandle());
	#endif
	}

	void MainWindow::unexportWindow()
	{
	#ifdef Q_OS_UNIX
	KWaylandExtras::self()->unexportWindow(windowHandle());
	#endif
	}

	KeyListController *MainWindow::keyListController()
	{
	return &d->controller;
	}

	#include "mainwindow.moc"
	#include "moc_mainwindow.cpp"

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