File indexing completed on 2024-05-12 05:20:02

 /* -*- 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 <Libkleo/GnuPG>
 
 #include "dialogs/updatenotification.h"
 
 // needed for GPGME_VERSION_NUMBER
 #include <gpgme.h>
 
 #include "kleopatra_debug.h"
 #include <KAboutData>
 #include <KActionCollection>
 #include <KActionMenu>
 #include <KColorScheme>
 #include <KConfigDialog>
 #include <KConfigGroup>
 #include <KEditToolBar>
 #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()
     {
         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 = true;
         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();
         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::killDaemons();
     }
 
 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;
 };
 
 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)
 {
     KDAB_SET_OBJECT_NAME(controller);
 
     AbstractKeyListModel *flatModel = AbstractKeyListModel::createFlatKeyListModel(q);
     AbstractKeyListModel *hierarchicalModel = AbstractKeyListModel::createHierarchicalKeyListModel(q);
 
     KDAB_SET_OBJECT_NAME(flatModel);
     KDAB_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"));
 
     // 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(),
         }};
 
     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"),
                                           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("&Quickguide"),
                       i18nc("Only available in German and English. Leave to English for other languages.", "encrypt_and_sign_gnupgvsd_en.pdf"),
                       QStringLiteral("../share/doc/gnupg-vsd"),
                       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"),
                       coll);
     coll->addAction(QStringLiteral("help_doc_symenc"), symguide);
 
     const auto groups = new DocAction(QIcon::fromTheme(QStringLiteral("help-contextual")),
                                       i18n("&Group configuration"),
                                       i18nc("Only available in German and English. Leave to English for other languages.", "groupfeature_gnupgvsd_en.pdf"),
                                       QStringLiteral("../share/doc/gnupg-vsd"),
                                       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"),
                       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"),
                       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"),
                       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"),
                                          coll);
     coll->addAction(QStringLiteral("help_doc_gnupg"), man_gnupg);
 
     /* The secops */
     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"),
                       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"),
                       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()) {
         d->ui.searchTab->tabWidget()->saveViews(KSharedConfig::openConfig().data());
         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::openConfig().data());
         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
 }
 
 #include "mainwindow.moc"
 #include "moc_mainwindow.cpp"