refactor: replace QString() with QStringLiteral() for better performance

[dolphin.git] / src / dolphinmainwindow.cpp

diff --git a/src/dolphinmainwindow.cpp b/src/dolphinmainwindow.cpp
index 39b8203877b011a5c6a5b76cf7232170814a37dc..a8ef550d68cdf527ff4e5c7080532e5518a509e8 100644 (file)
--- a/src/dolphinmainwindow.cpp
+++ b/src/dolphinmainwindow.cpp
@@ -8,53 +8,56 @@
 
 #include "dolphinmainwindow.h"
 
 
 #include "dolphinmainwindow.h"
 

-#include "dolphinmainwindowadaptor.h"
-#include "global.h"
+#include "admin/workerintegration.h"
+#include "dolphin_generalsettings.h"

 #include "dolphinbookmarkhandler.h"
 #include "dolphinbookmarkhandler.h"

-#include "dolphindockwidget.h"

 #include "dolphincontextmenu.h"
 #include "dolphincontextmenu.h"

+#include "dolphindockwidget.h"
+#include "dolphinmainwindowadaptor.h"

 #include "dolphinnavigatorswidgetaction.h"
 #include "dolphinnewfilemenu.h"
 #include "dolphinnavigatorswidgetaction.h"
 #include "dolphinnewfilemenu.h"

-#include "dolphinrecenttabsmenu.h"

 #include "dolphinplacesmodelsingleton.h"
 #include "dolphinplacesmodelsingleton.h"

+#include "dolphinrecenttabsmenu.h"
+#include "dolphintabpage.h"

 #include "dolphinurlnavigatorscontroller.h"
 #include "dolphinviewcontainer.h"
 #include "dolphinurlnavigatorscontroller.h"
 #include "dolphinviewcontainer.h"

-#include "dolphintabpage.h"
+#include "global.h"

 #include "middleclickactioneventfilter.h"
 #include "panels/folders/folderspanel.h"
 #include "panels/places/placespanel.h"
 #include "panels/terminal/terminalpanel.h"
 #include "middleclickactioneventfilter.h"
 #include "panels/folders/folderspanel.h"
 #include "panels/places/placespanel.h"
 #include "panels/terminal/terminalpanel.h"

+#include "selectionmode/actiontexthelper.h"

 #include "settings/dolphinsettingsdialog.h"
 #include "statusbar/dolphinstatusbar.h"
 #include "settings/dolphinsettingsdialog.h"
 #include "statusbar/dolphinstatusbar.h"

-#include "views/dolphinviewactionhandler.h"
+#include "views/dolphinnewfilemenuobserver.h"

 #include "views/dolphinremoteencoding.h"
 #include "views/dolphinremoteencoding.h"

+#include "views/dolphinviewactionhandler.h"

 #include "views/draganddrophelper.h"
 #include "views/viewproperties.h"
 #include "views/draganddrophelper.h"
 #include "views/viewproperties.h"

-#include "views/dolphinnewfilemenuobserver.h"
-#include "dolphin_generalsettings.h"

 
 #include <KActionCollection>
 #include <KActionMenu>
 #include <KAuthorized>
 
 #include <KActionCollection>
 #include <KActionMenu>
 #include <KAuthorized>

+#include <KColorSchemeManager>

 #include <KConfig>
 #include <KConfigGui>
 #include <KConfig>
 #include <KConfigGui>

+#include <KDialogJobUiDelegate>

 #include <KDualAction>
 #include <KFileItemListProperties>
 #include <KDualAction>
 #include <KFileItemListProperties>

-#include <KHelpMenu>

 #include <KIO/CommandLauncherJob>
 #include <KIO/CommandLauncherJob>

-#include <KIO/JobUiDelegate>
+#include <KIO/JobUiDelegateFactory>

 #include <KIO/OpenFileManagerWindowJob>
 #include <KIO/OpenUrlJob>
 #include <KJobWidgets>
 #include <KLocalizedString>
 #include <KMessageBox>
 #include <KIO/OpenFileManagerWindowJob>
 #include <KIO/OpenUrlJob>
 #include <KJobWidgets>
 #include <KLocalizedString>
 #include <KMessageBox>

-#include <KMoreToolsMenuFactory>

 #include <KProtocolInfo>
 #include <KProtocolManager>
 #include <KProtocolInfo>
 #include <KProtocolManager>

+#include <KRecentFilesAction>
+#include <KRuntimePlatform>

 #include <KShell>
 #include <KShortcutsDialog>
 #include <KStandardAction>
 #include <KShell>
 #include <KShortcutsDialog>
 #include <KStandardAction>

-#include <KStartupInfo>

 #include <KSycoca>
 #include <KTerminalLauncherJob>
 #include <KToggleAction>
 #include <KSycoca>
 #include <KTerminalLauncherJob>
 #include <KToggleAction>


@@ -65,7 +68,7 @@
 #include <KWindowSystem>
 #include <KXMLGUIFactory>
 
 #include <KWindowSystem>
 #include <KXMLGUIFactory>
 

-#include <kio_version.h>
+#include <kwidgetsaddons_version.h>

 
 #include <QApplication>
 #include <QClipboard>
 
 #include <QApplication>
 #include <QClipboard>


@@ -81,65 +84,75 @@
 #include <QStandardPaths>
 #include <QTimer>
 #include <QToolButton>
 #include <QStandardPaths>
 #include <QTimer>
 #include <QToolButton>

-#include <QWhatsThisClickedEvent>
-
-namespace {
-    // Used for GeneralSettings::version() to determine whether
-    // an updated version of Dolphin is running, so as to migrate
-    // removed/renamed ...etc config entries; increment it in such
-    // cases
-    const int CurrentDolphinVersion = 202;
-    // The maximum number of entries in the back/forward popup menu
-    const int MaxNumberOfNavigationentries = 12;
-    // The maximum number of "Activate Tab" shortcuts
-    const int MaxActivateTabShortcuts = 9;
-}
-
-DolphinMainWindow::DolphinMainWindow() :
-    KXmlGuiWindow(nullptr),
-    m_newFileMenu(nullptr),
-    m_helpMenu(nullptr),
-    m_tabWidget(nullptr),
-    m_activeViewContainer(nullptr),
-    m_actionHandler(nullptr),
-    m_remoteEncoding(nullptr),
-    m_settingsDialog(),
-    m_bookmarkHandler(nullptr),
-    m_controlButton(nullptr),
-    m_updateToolBarTimer(nullptr),
-    m_lastHandleUrlOpenJob(nullptr),
-    m_terminalPanel(nullptr),
-    m_placesPanel(nullptr),
-    m_tearDownFromPlacesRequested(false),
-    m_backAction(nullptr),
-    m_forwardAction(nullptr)
+#include <QtConcurrentRun>
+#include <dolphindebug.h>
+
+#include <algorithm>
+
+#if HAVE_X11
+#include <KStartupInfo>
+#endif
+
+namespace
+{
+// Used for GeneralSettings::version() to determine whether
+// an updated version of Dolphin is running, so as to migrate
+// removed/renamed ...etc config entries; increment it in such
+// cases
+const int CurrentDolphinVersion = 202;
+// The maximum number of entries in the back/forward popup menu
+const int MaxNumberOfNavigationentries = 12;
+// The maximum number of "Go to Tab" shortcuts
+const int MaxActivateTabShortcuts = 9;
+}
+
+DolphinMainWindow::DolphinMainWindow()
+    : KXmlGuiWindow(nullptr)
+    , m_newFileMenu(nullptr)
+    , m_tabWidget(nullptr)
+    , m_activeViewContainer(nullptr)
+    , m_actionHandler(nullptr)
+    , m_remoteEncoding(nullptr)
+    , m_settingsDialog()
+    , m_bookmarkHandler(nullptr)
+    , m_disabledActionNotifier(nullptr)
+    , m_lastHandleUrlOpenJob(nullptr)
+    , m_terminalPanel(nullptr)
+    , m_placesPanel(nullptr)
+    , m_tearDownFromPlacesRequested(false)
+    , m_backAction(nullptr)
+    , m_forwardAction(nullptr)
+    , m_splitViewAction(nullptr)
+    , m_splitViewMenuAction(nullptr)
+    , m_sessionSaveTimer(nullptr)
+    , m_sessionSaveWatcher(nullptr)
+    , m_sessionSaveScheduled(false)

 {
     Q_INIT_RESOURCE(dolphin);
 
     new MainWindowAdaptor(this);
 
 #ifndef Q_OS_WIN
 {
     Q_INIT_RESOURCE(dolphin);
 
     new MainWindowAdaptor(this);
 
 #ifndef Q_OS_WIN

-       setWindowFlags(Qt::WindowContextHelpButtonHint);
+    setWindowFlags(Qt::WindowContextHelpButtonHint);

 #endif
     setComponentName(QStringLiteral("dolphin"), QGuiApplication::applicationDisplayName());
     setObjectName(QStringLiteral("Dolphin#"));
 
     setStateConfigGroup("State");
 
 #endif
     setComponentName(QStringLiteral("dolphin"), QGuiApplication::applicationDisplayName());
     setObjectName(QStringLiteral("Dolphin#"));
 
     setStateConfigGroup("State");
 

-    connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::errorMessage,
-            this, &DolphinMainWindow::showErrorMessage);
+#if defined(Q_OS_WIN) || defined(Q_OS_MACOS)
+    new KColorSchemeManager(this); // Sets a sensible color scheme which fixes unreadable icons and text on Windows.
+#endif

 
 

-    KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
+    connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::errorMessage, this, &DolphinMainWindow::showErrorMessage);
+
+    KIO::FileUndoManager *undoManager = KIO::FileUndoManager::self();

     undoManager->setUiInterface(new UndoUiInterface());
 
     undoManager->setUiInterface(new UndoUiInterface());
 

-    connect(undoManager, &KIO::FileUndoManager::undoAvailable,
-            this, &DolphinMainWindow::slotUndoAvailable);
-    connect(undoManager, &KIO::FileUndoManager::undoTextChanged,
-            this, &DolphinMainWindow::slotUndoTextChanged);
-    connect(undoManager, &KIO::FileUndoManager::jobRecordingStarted,
-            this, &DolphinMainWindow::clearStatusBar);
-    connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
-            this, &DolphinMainWindow::showCommand);
+    connect(undoManager, &KIO::FileUndoManager::undoAvailable, this, &DolphinMainWindow::slotUndoAvailable);
+    connect(undoManager, &KIO::FileUndoManager::undoTextChanged, this, &DolphinMainWindow::slotUndoTextChanged);
+    connect(undoManager, &KIO::FileUndoManager::jobRecordingStarted, this, &DolphinMainWindow::clearStatusBar);
+    connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished, this, &DolphinMainWindow::showCommand);

 
     const bool firstRun = (GeneralSettings::version() < 200);
     if (firstRun) {
 
     const bool firstRun = (GeneralSettings::version() < 200);
     if (firstRun) {


@@ -152,50 +165,63 @@ DolphinMainWindow::DolphinMainWindow() :
     actionCollection()->addAction(QStringLiteral("url_navigators"), navigatorsWidgetAction);
     m_tabWidget = new DolphinTabWidget(navigatorsWidgetAction, this);
     m_tabWidget->setObjectName("tabWidget");
     actionCollection()->addAction(QStringLiteral("url_navigators"), navigatorsWidgetAction);
     m_tabWidget = new DolphinTabWidget(navigatorsWidgetAction, this);
     m_tabWidget->setObjectName("tabWidget");

-    connect(m_tabWidget, &DolphinTabWidget::activeViewChanged,
-            this, &DolphinMainWindow::activeViewChanged);
-    connect(m_tabWidget, &DolphinTabWidget::tabCountChanged,
-            this, &DolphinMainWindow::tabCountChanged);
-    connect(m_tabWidget, &DolphinTabWidget::currentUrlChanged,
-            this, &DolphinMainWindow::updateWindowTitle);
+    connect(m_tabWidget, &DolphinTabWidget::activeViewChanged, this, &DolphinMainWindow::activeViewChanged);
+    connect(m_tabWidget, &DolphinTabWidget::tabCountChanged, this, &DolphinMainWindow::tabCountChanged);
+    connect(m_tabWidget, &DolphinTabWidget::currentUrlChanged, this, &DolphinMainWindow::updateWindowTitle);

     setCentralWidget(m_tabWidget);
 
     setCentralWidget(m_tabWidget);
 

+    m_actionTextHelper = new SelectionMode::ActionTextHelper(this);

     setupActions();
 
     setupActions();
 

-    m_actionHandler = new DolphinViewActionHandler(actionCollection(), this);
+    m_actionHandler = new DolphinViewActionHandler(actionCollection(), m_actionTextHelper, this);

     connect(m_actionHandler, &DolphinViewActionHandler::actionBeingHandled, this, &DolphinMainWindow::clearStatusBar);
     connect(m_actionHandler, &DolphinViewActionHandler::createDirectoryTriggered, this, &DolphinMainWindow::createDirectory);
     connect(m_actionHandler, &DolphinViewActionHandler::actionBeingHandled, this, &DolphinMainWindow::clearStatusBar);
     connect(m_actionHandler, &DolphinViewActionHandler::createDirectoryTriggered, this, &DolphinMainWindow::createDirectory);

+    connect(m_actionHandler, &DolphinViewActionHandler::selectionModeChangeTriggered, this, &DolphinMainWindow::slotSetSelectionMode);
+
+    Q_CHECK_PTR(actionCollection()->action(QStringLiteral("create_dir")));
+    m_newFileMenu->setNewFolderShortcutAction(actionCollection()->action(QStringLiteral("create_dir")));

 
     m_remoteEncoding = new DolphinRemoteEncoding(this, m_actionHandler);
 
     m_remoteEncoding = new DolphinRemoteEncoding(this, m_actionHandler);

-    connect(this, &DolphinMainWindow::urlChanged,
-            m_remoteEncoding, &DolphinRemoteEncoding::slotAboutToOpenUrl);
+    connect(this, &DolphinMainWindow::urlChanged, m_remoteEncoding, &DolphinRemoteEncoding::slotAboutToOpenUrl);
+
+    m_disabledActionNotifier = new DisabledActionNotifier(this);
+    connect(m_disabledActionNotifier, &DisabledActionNotifier::disabledActionTriggered, this, [this](const QAction *, QString reason) {
+        m_activeViewContainer->showMessage(reason, KMessageWidget::Warning);
+    });

 
     setupDockWidgets();
 
 
     setupDockWidgets();
 

-    setupGUI(Save | Create | ToolBar);
+    const bool usePhoneUi{KRuntimePlatform::runtimePlatform().contains(QLatin1String("phone"))};
+    setupGUI(Save | Create | ToolBar, usePhoneUi ? QStringLiteral("dolphinuiforphones.rc") : QString() /* load the default dolphinui.rc file */);

     stateChanged(QStringLiteral("new_file"));
 
     stateChanged(QStringLiteral("new_file"));
 

-    QClipboard* clipboard = QApplication::clipboard();
-    connect(clipboard, &QClipboard::dataChanged,
-            this, &DolphinMainWindow::updatePasteAction);
+    QClipboard *clipboard = QApplication::clipboard();
+    connect(clipboard, &QClipboard::dataChanged, this, &DolphinMainWindow::updatePasteAction);

 
 

-    QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
+    QAction *toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));

     toggleFilterBarAction->setChecked(GeneralSettings::filterBar());
 
     if (firstRun) {
         menuBar()->setVisible(false);
     toggleFilterBarAction->setChecked(GeneralSettings::filterBar());
 
     if (firstRun) {
         menuBar()->setVisible(false);

+
+        if (usePhoneUi) {
+            Q_ASSERT(qobject_cast<QDockWidget *>(m_placesPanel->parent()));
+            m_placesPanel->parentWidget()->hide();
+            auto settings = GeneralSettings::self();
+            settings->setShowZoomSlider(false); // Zooming can be done with pinch gestures instead and we are short on horizontal space.
+            settings->setRenameInline(false); // This works around inline renaming currently not working well with virtual keyboards.
+            settings->save(); // Otherwise the RenameInline setting is not picked up for the first time Dolphin is used.
+        }

     }
 
     const bool showMenu = !menuBar()->isHidden();
     }
 
     const bool showMenu = !menuBar()->isHidden();

-    QAction* showMenuBarAction = actionCollection()->action(KStandardAction::name(KStandardAction::ShowMenubar));
-    showMenuBarAction->setChecked(showMenu);  // workaround for bug #171080
+    QAction *showMenuBarAction = actionCollection()->action(KStandardAction::name(KStandardAction::ShowMenubar));
+    showMenuBarAction->setChecked(showMenu); // workaround for bug #171080

 
 

-    auto hamburgerMenu = static_cast<KHamburgerMenu *>(actionCollection()->action(
-                                    KStandardAction::name(KStandardAction::HamburgerMenu)));
+    auto hamburgerMenu = static_cast<KHamburgerMenu *>(actionCollection()->action(KStandardAction::name(KStandardAction::HamburgerMenu)));

     hamburgerMenu->setMenuBar(menuBar());
     hamburgerMenu->setShowMenuBarAction(showMenuBarAction);
     hamburgerMenu->setMenuBar(menuBar());
     hamburgerMenu->setShowMenuBarAction(showMenuBarAction);

-    connect(hamburgerMenu, &KHamburgerMenu::aboutToShowMenu,
-            this, &DolphinMainWindow::updateHamburgerMenu);
+    connect(hamburgerMenu, &KHamburgerMenu::aboutToShowMenu, this, &DolphinMainWindow::updateHamburgerMenu);

     hamburgerMenu->hideActionsOf(toolBar());
     if (GeneralSettings::version() < 201 && !toolBar()->actions().contains(hamburgerMenu)) {
         addHamburgerMenuToToolbar();
     hamburgerMenu->hideActionsOf(toolBar());
     if (GeneralSettings::version() < 201 && !toolBar()->actions().contains(hamburgerMenu)) {
         addHamburgerMenuToToolbar();


@@ -219,19 +245,25 @@ DolphinMainWindow::DolphinMainWindow() :
         showErrorMessage(errorMessage);
     });
 
         showErrorMessage(errorMessage);
     });
 

-    connect(GeneralSettings::self(), &GeneralSettings::splitViewChanged,
-            this, &DolphinMainWindow::slotSplitViewChanged);
+    connect(GeneralSettings::self(), &GeneralSettings::splitViewChanged, this, &DolphinMainWindow::slotSplitViewChanged);

 }
 
 DolphinMainWindow::~DolphinMainWindow()
 {
     // This fixes a crash on Wayland when closing the mainwindow while another dialog is open.
     disconnect(QGuiApplication::clipboard(), &QClipboard::dataChanged, this, &DolphinMainWindow::updatePasteAction);
 }
 
 DolphinMainWindow::~DolphinMainWindow()
 {
     // This fixes a crash on Wayland when closing the mainwindow while another dialog is open.
     disconnect(QGuiApplication::clipboard(), &QClipboard::dataChanged, this, &DolphinMainWindow::updatePasteAction);

+
+    // This fixes a crash in dolphinmainwindowtest where the connection below fires even though the KMainWindow destructor of this object is already running.
+    Q_CHECK_PTR(qobject_cast<DolphinDockWidget *>(m_placesPanel->parent()));
+    disconnect(static_cast<DolphinDockWidget *>(m_placesPanel->parent()),
+               &DolphinDockWidget::visibilityChanged,
+               this,
+               &DolphinMainWindow::slotPlacesPanelVisibilityChanged);

 }
 
 }
 

-QVector<DolphinViewContainer*> DolphinMainWindow::viewContainers() const
+QVector<DolphinViewContainer *> DolphinMainWindow::viewContainers() const

 {
 {

-    QVector<DolphinViewContainer*> viewContainers;
+    QVector<DolphinViewContainer *> viewContainers;

 
     for (int i = 0; i < m_tabWidget->count(); ++i) {
         DolphinTabPage *tabPage = m_tabWidget->tabPageAt(i);
 
     for (int i = 0; i < m_tabWidget->count(); ++i) {
         DolphinTabPage *tabPage = m_tabWidget->tabPageAt(i);


@@ -244,17 +276,17 @@ QVector<DolphinViewContainer*> DolphinMainWindow::viewContainers() const
     return viewContainers;
 }
 
     return viewContainers;
 }
 

-void DolphinMainWindow::openDirectories(const QList<QUrl>& dirs, bool splitView)
+void DolphinMainWindow::openDirectories(const QList<QUrl> &dirs, bool splitView)

 {
     m_tabWidget->openDirectories(dirs, splitView);
 }
 
 {
     m_tabWidget->openDirectories(dirs, splitView);
 }
 

-void DolphinMainWindow::openDirectories(const QStringList& dirs, bool splitView)
+void DolphinMainWindow::openDirectories(const QStringList &dirs, bool splitView)

 {
     openDirectories(QUrl::fromStringList(dirs), splitView);
 }
 
 {
     openDirectories(QUrl::fromStringList(dirs), splitView);
 }
 

-void DolphinMainWindow::openFiles(const QList<QUrl>& files, bool splitView)
+void DolphinMainWindow::openFiles(const QList<QUrl> &files, bool splitView)

 {
     m_tabWidget->openFiles(files, splitView);
 }
 {
     m_tabWidget->openFiles(files, splitView);
 }


@@ -273,16 +305,29 @@ bool DolphinMainWindow::isInformationPanelEnabled() const
 #endif
 }
 
 #endif
 }
 

-void DolphinMainWindow::openFiles(const QStringList& files, bool splitView)
+bool DolphinMainWindow::isSplitViewEnabledInCurrentTab() const
+{
+    return m_tabWidget->currentTabPage()->splitViewEnabled();
+}
+
+void DolphinMainWindow::openFiles(const QStringList &files, bool splitView)

 {
     openFiles(QUrl::fromStringList(files), splitView);
 }
 
 {
     openFiles(QUrl::fromStringList(files), splitView);
 }
 

-void DolphinMainWindow::activateWindow()
+void DolphinMainWindow::activateWindow(const QString &activationToken)

 {
     window()->setAttribute(Qt::WA_NativeWindow, true);
 {
     window()->setAttribute(Qt::WA_NativeWindow, true);

-    KStartupInfo::setNewStartupId(window()->windowHandle(), KStartupInfo::startupId());
-    KWindowSystem::activateWindow(window()->effectiveWinId());
+
+    if (KWindowSystem::isPlatformWayland()) {
+        KWindowSystem::setCurrentXdgActivationToken(activationToken);
+    } else if (KWindowSystem::isPlatformX11()) {
+#if HAVE_X11
+        KStartupInfo::setNewStartupId(window()->windowHandle(), activationToken.toUtf8());
+#endif
+    }
+
+    KWindowSystem::activateWindow(window()->windowHandle());

 }
 
 bool DolphinMainWindow::isActiveWindow()
 }
 
 bool DolphinMainWindow::isActiveWindow()


@@ -292,7 +337,7 @@ bool DolphinMainWindow::isActiveWindow()
 
 void DolphinMainWindow::showCommand(CommandType command)
 {
 
 void DolphinMainWindow::showCommand(CommandType command)
 {

-    DolphinStatusBar* statusBar = m_activeViewContainer->statusBar();
+    DolphinStatusBar *statusBar = m_activeViewContainer->statusBar();

     switch (command) {
     case KIO::FileUndoManager::Copy:
         statusBar->setText(i18nc("@info:status", "Successfully copied."));
     switch (command) {
     case KIO::FileUndoManager::Copy:
         statusBar->setText(i18nc("@info:status", "Successfully copied."));


@@ -339,10 +384,13 @@ void DolphinMainWindow::changeUrl(const QUrl &url)
     updateViewActions();
     updateGoActions();
 
     updateViewActions();
     updateGoActions();
 

+    // will signal used urls to activities manager, too
+    m_recentFiles->addUrl(url);
+

     Q_EMIT urlChanged(url);
 }
 
     Q_EMIT urlChanged(url);
 }
 

-void DolphinMainWindow::slotTerminalDirectoryChanged(const QUrl& url)
+void DolphinMainWindow::slotTerminalDirectoryChanged(const QUrl &url)

 {
     if (m_tearDownFromPlacesRequested && url == QUrl::fromLocalFile(QDir::homePath())) {
         m_placesPanel->proceedWithTearDown();
 {
     if (m_tearDownFromPlacesRequested && url == QUrl::fromLocalFile(QDir::homePath())) {
         m_placesPanel->proceedWithTearDown();


@@ -356,18 +404,17 @@ void DolphinMainWindow::slotTerminalDirectoryChanged(const QUrl& url)
 
 void DolphinMainWindow::slotEditableStateChanged(bool editable)
 {
 
 void DolphinMainWindow::slotEditableStateChanged(bool editable)
 {

-    KToggleAction* editableLocationAction =
-        static_cast<KToggleAction*>(actionCollection()->action(QStringLiteral("editable_location")));
+    KToggleAction *editableLocationAction = static_cast<KToggleAction *>(actionCollection()->action(QStringLiteral("editable_location")));

     editableLocationAction->setChecked(editable);
 }
 
     editableLocationAction->setChecked(editable);
 }
 

-void DolphinMainWindow::slotSelectionChanged(const KFileItemList& selection)
+void DolphinMainWindow::slotSelectionChanged(const KFileItemList &selection)

 {
     updateFileAndEditActions();
 
     const int selectedUrlsCount = m_tabWidget->currentTabPage()->selectedItemsCount();
 
 {
     updateFileAndEditActions();
 
     const int selectedUrlsCount = m_tabWidget->currentTabPage()->selectedItemsCount();
 

-    QAction* compareFilesAction = actionCollection()->action(QStringLiteral("compare_files"));
+    QAction *compareFilesAction = actionCollection()->action(QStringLiteral("compare_files"));

     if (selectedUrlsCount == 2) {
         compareFilesAction->setEnabled(isKompareInstalled());
     } else {
     if (selectedUrlsCount == 2) {
         compareFilesAction->setEnabled(isKompareInstalled());
     } else {


@@ -382,25 +429,24 @@ void DolphinMainWindow::updateHistory()
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
     const int index = urlNavigator->historyIndex();
 
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
     const int index = urlNavigator->historyIndex();
 

-    QAction* backAction = actionCollection()->action(KStandardAction::name(KStandardAction::Back));
+    QAction *backAction = actionCollection()->action(KStandardAction::name(KStandardAction::Back));

     if (backAction) {
         backAction->setToolTip(i18nc("@info", "Go back"));
         backAction->setWhatsThis(i18nc("@info:whatsthis go back", "Return to the previously viewed folder."));
         backAction->setEnabled(index < urlNavigator->historySize() - 1);
     }
 
     if (backAction) {
         backAction->setToolTip(i18nc("@info", "Go back"));
         backAction->setWhatsThis(i18nc("@info:whatsthis go back", "Return to the previously viewed folder."));
         backAction->setEnabled(index < urlNavigator->historySize() - 1);
     }
 

-    QAction* forwardAction = actionCollection()->action(KStandardAction::name(KStandardAction::Forward));
+    QAction *forwardAction = actionCollection()->action(KStandardAction::name(KStandardAction::Forward));

     if (forwardAction) {
         forwardAction->setToolTip(i18nc("@info", "Go forward"));
     if (forwardAction) {
         forwardAction->setToolTip(i18nc("@info", "Go forward"));

-        forwardAction->setWhatsThis(xi18nc("@info:whatsthis go forward",
-            "This undoes a <interface>Go|Back</interface> action."));
+        forwardAction->setWhatsThis(xi18nc("@info:whatsthis go forward", "This undoes a <interface>Go|Back</interface> action."));

         forwardAction->setEnabled(index > 0);
     }
 }
 
 void DolphinMainWindow::updateFilterBarAction(bool show)
 {
         forwardAction->setEnabled(index > 0);
     }
 }
 
 void DolphinMainWindow::updateFilterBarAction(bool show)
 {

-    QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
+    QAction *toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));

     toggleFilterBarAction->setChecked(show);
 }
 
     toggleFilterBarAction->setChecked(show);
 }
 


@@ -443,7 +489,7 @@ void DolphinMainWindow::addToPlaces()
     }
 }
 
     }
 }
 

-void DolphinMainWindow::openNewTab(const QUrl& url)
+void DolphinMainWindow::openNewTab(const QUrl &url)

 {
     m_tabWidget->openNewTab(url, QUrl());
 }
 {
     m_tabWidget->openNewTab(url, QUrl());
 }


@@ -461,16 +507,16 @@ void DolphinMainWindow::openNewWindow(const QUrl &url)
 void DolphinMainWindow::slotSplitViewChanged()
 {
     m_tabWidget->currentTabPage()->setSplitViewEnabled(GeneralSettings::splitView(), WithAnimation);
 void DolphinMainWindow::slotSplitViewChanged()
 {
     m_tabWidget->currentTabPage()->setSplitViewEnabled(GeneralSettings::splitView(), WithAnimation);

-    updateSplitAction();
+    updateSplitActions();

 }
 
 void DolphinMainWindow::openInNewTab()
 {
 }
 
 void DolphinMainWindow::openInNewTab()
 {

-    const KFileItemList& list = m_activeViewContainer->view()->selectedItems();
+    const KFileItemList &list = m_activeViewContainer->view()->selectedItems();

     bool tabCreated = false;
 
     bool tabCreated = false;
 

-    for (const KFileItem& item : list) {
-        const QUrl& url = DolphinView::openItemAsFolderUrl(item);
+    for (const KFileItem &item : list) {
+        const QUrl &url = DolphinView::openItemAsFolderUrl(item);

         if (!url.isEmpty()) {
             openNewTab(url);
             tabCreated = true;
         if (!url.isEmpty()) {
             openNewTab(url);
             tabCreated = true;


@@ -492,7 +538,7 @@ void DolphinMainWindow::openInNewWindow()
     if (list.isEmpty()) {
         newWindowUrl = m_activeViewContainer->url();
     } else if (list.count() == 1) {
     if (list.isEmpty()) {
         newWindowUrl = m_activeViewContainer->url();
     } else if (list.count() == 1) {

-        const KFileItem& item = list.first();
+        const KFileItem &item = list.first();

         newWindowUrl = DolphinView::openItemAsFolderUrl(item);
     }
 
         newWindowUrl = DolphinView::openItemAsFolderUrl(item);
     }
 


@@ -501,32 +547,73 @@ void DolphinMainWindow::openInNewWindow()
     }
 }
 
     }
 }
 

-void DolphinMainWindow::showTarget()
+void DolphinMainWindow::openInSplitView(const QUrl &url)

 {
 {

-    const auto link = m_activeViewContainer->view()->selectedItems().at(0);
-    const auto linkLocationDir = QFileInfo(link.localPath()).absoluteDir();
-    auto linkDestination = link.linkDest();
-    if (QFileInfo(linkDestination).isRelative()) {
-        linkDestination = linkLocationDir.filePath(linkDestination);
+    QUrl newSplitViewUrl = url;
+
+    if (newSplitViewUrl.isEmpty()) {
+        const KFileItemList list = m_activeViewContainer->view()->selectedItems();
+        if (list.count() == 1) {
+            const KFileItem &item = list.first();
+            newSplitViewUrl = DolphinView::openItemAsFolderUrl(item);
+        }

     }
     }

-    if (QFileInfo::exists(linkDestination)) {
-        KIO::highlightInFileManager({QUrl::fromLocalFile(linkDestination).adjusted(QUrl::StripTrailingSlash)});
+
+    if (newSplitViewUrl.isEmpty()) {
+        return;
+    }
+
+    DolphinTabPage *tabPage = m_tabWidget->currentTabPage();
+    if (tabPage->splitViewEnabled()) {
+        tabPage->switchActiveView();
+        tabPage->activeViewContainer()->setUrl(newSplitViewUrl);

     } else {
     } else {

-        m_activeViewContainer->showMessage(xi18nc("@info", "Could not access <filename>%1</filename>.", linkDestination),
-                                           DolphinViewContainer::Warning);
+        tabPage->setSplitViewEnabled(true, WithAnimation, newSplitViewUrl);
+        updateViewActions();
+    }
+}
+
+void DolphinMainWindow::showTarget()
+{
+    const KFileItem link = m_activeViewContainer->view()->selectedItems().at(0);
+    const QUrl destinationUrl = link.url().resolved(QUrl(link.linkDest()));
+
+    auto job = KIO::stat(destinationUrl, KIO::StatJob::SourceSide, KIO::StatNoDetails);
+
+    connect(job, &KJob::finished, this, [this, destinationUrl](KJob *job) {
+        KIO::StatJob *statJob = static_cast<KIO::StatJob *>(job);
+
+        if (statJob->error()) {
+            m_activeViewContainer->showMessage(job->errorString(), KMessageWidget::Error);
+        } else {
+            KIO::highlightInFileManager({destinationUrl});
+        }
+    });
+}
+
+bool DolphinMainWindow::event(QEvent *event)
+{
+    if (event->type() == QEvent::ShortcutOverride) {
+        const QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
+        if (keyEvent->key() == Qt::Key_Space && m_activeViewContainer->view()->handleSpaceAsNormalKey()) {
+            event->accept();
+            return true;
+        }

     }
     }

+
+    return KXmlGuiWindow::event(event);

 }
 
 }
 

-void DolphinMainWindow::showEvent(QShowEvent* event)
+void DolphinMainWindow::showEvent(QShowEvent *event)

 {
     KXmlGuiWindow::showEvent(event);
 
 {
     KXmlGuiWindow::showEvent(event);
 

-    if (!event->spontaneous()) {
+    if (!event->spontaneous() && m_activeViewContainer) {

         m_activeViewContainer->view()->setFocus();
     }
 }
 
         m_activeViewContainer->view()->setFocus();
     }
 }
 

-void DolphinMainWindow::closeEvent(QCloseEvent* event)
+void DolphinMainWindow::closeEvent(QCloseEvent *event)

 {
     // Find out if Dolphin is closed directly by the user or
     // by the session manager because the session is closed
 {
     // Find out if Dolphin is closed directly by the user or
     // by the session manager because the session is closed


@@ -535,10 +622,7 @@ void DolphinMainWindow::closeEvent(QCloseEvent* event)
         closedByUser = false;
     }
 
         closedByUser = false;
     }
 

-    if (m_tabWidget->count() > 1
-        && GeneralSettings::confirmClosingMultipleTabs()
-        && !GeneralSettings::rememberOpenedTabs()
-        && closedByUser) {
+    if (m_tabWidget->count() > 1 && GeneralSettings::confirmClosingMultipleTabs() && !GeneralSettings::rememberOpenedTabs() && closedByUser) {

         // Ask the user if he really wants to quit and close all tabs.
         // Open a confirmation dialog with 3 buttons:
         // QDialogButtonBox::Yes    -> Quit
         // Ask the user if he really wants to quit and close all tabs.
         // Open a confirmation dialog with 3 buttons:
         // QDialogButtonBox::Yes    -> Quit


@@ -547,8 +631,10 @@ void DolphinMainWindow::closeEvent(QCloseEvent* event)
         QDialog *dialog = new QDialog(this, Qt::Dialog);
         dialog->setWindowTitle(i18nc("@title:window", "Confirmation"));
         dialog->setModal(true);
         QDialog *dialog = new QDialog(this, Qt::Dialog);
         dialog->setWindowTitle(i18nc("@title:window", "Confirmation"));
         dialog->setModal(true);

-        QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Yes | QDialogButtonBox::No | QDialogButtonBox::Cancel);
-        KGuiItem::assign(buttons->button(QDialogButtonBox::Yes), KGuiItem(i18nc("@action:button 'Quit Dolphin' button", "&Quit %1", QGuiApplication::applicationDisplayName()), QIcon::fromTheme(QStringLiteral("application-exit"))));
+        QDialogButtonBox *buttons = new QDialogButtonBox(QDialogButtonBox::Yes | QDialogButtonBox::No | QDialogButtonBox::Cancel);
+        KGuiItem::assign(buttons->button(QDialogButtonBox::Yes),
+                         KGuiItem(i18nc("@action:button 'Quit Dolphin' button", "&Quit %1", QGuiApplication::applicationDisplayName()),
+                                  QIcon::fromTheme(QStringLiteral("application-exit"))));

         KGuiItem::assign(buttons->button(QDialogButtonBox::No), KGuiItem(i18n("C&lose Current Tab"), QIcon::fromTheme(QStringLiteral("tab-close"))));
         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
         buttons->button(QDialogButtonBox::Yes)->setDefault(true);
         KGuiItem::assign(buttons->button(QDialogButtonBox::No), KGuiItem(i18n("C&lose Current Tab"), QIcon::fromTheme(QStringLiteral("tab-close"))));
         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
         buttons->button(QDialogButtonBox::Yes)->setDefault(true);


@@ -556,29 +642,29 @@ void DolphinMainWindow::closeEvent(QCloseEvent* event)
         bool doNotAskAgainCheckboxResult = false;
 
         const auto result = KMessageBox::createKMessageBox(dialog,
         bool doNotAskAgainCheckboxResult = false;
 
         const auto result = KMessageBox::createKMessageBox(dialog,

-            buttons,
-            QMessageBox::Warning,
-            i18n("You have multiple tabs open in this window, are you sure you want to quit?"),
-            QStringList(),
-            i18n("Do not ask again"),
-            &doNotAskAgainCheckboxResult,
-            KMessageBox::Notify);
+                                                           buttons,
+                                                           QMessageBox::Warning,
+                                                           i18n("You have multiple tabs open in this window, are you sure you want to quit?"),
+                                                           QStringList(),
+                                                           i18n("Do not ask again"),
+                                                           &doNotAskAgainCheckboxResult,
+                                                           KMessageBox::Notify);

 
         if (doNotAskAgainCheckboxResult) {
             GeneralSettings::setConfirmClosingMultipleTabs(false);
         }
 
         switch (result) {
 
         if (doNotAskAgainCheckboxResult) {
             GeneralSettings::setConfirmClosingMultipleTabs(false);
         }
 
         switch (result) {

-            case QDialogButtonBox::Yes:
-                // Quit
-                break;
-            case QDialogButtonBox::No:
-                // Close only the current tab
-                m_tabWidget->closeTab();
-                Q_FALLTHROUGH();
-            default:
-                event->ignore();
-                return;
+        case QDialogButtonBox::Yes:
+            // Quit
+            break;
+        case QDialogButtonBox::No:
+            // Close only the current tab
+            m_tabWidget->closeTab();
+            Q_FALLTHROUGH();
+        default:
+            event->ignore();
+            return;

         }
     }
 
         }
     }
 


@@ -598,62 +684,116 @@ void DolphinMainWindow::closeEvent(QCloseEvent* event)
         QDialogButtonBox *buttons = new QDialogButtonBox(standardButtons);
         KGuiItem::assign(buttons->button(QDialogButtonBox::Yes), KStandardGuiItem::quit());
         if (!m_terminalPanel->isVisible()) {
         QDialogButtonBox *buttons = new QDialogButtonBox(standardButtons);
         KGuiItem::assign(buttons->button(QDialogButtonBox::Yes), KStandardGuiItem::quit());
         if (!m_terminalPanel->isVisible()) {

-            KGuiItem::assign(
-                    buttons->button(QDialogButtonBox::No),
-                    KGuiItem(i18n("Show &Terminal Panel"), QIcon::fromTheme(QStringLiteral("dialog-scripts"))));
+            KGuiItem::assign(buttons->button(QDialogButtonBox::No), KGuiItem(i18n("Show &Terminal Panel"), QIcon::fromTheme(QStringLiteral("dialog-scripts"))));

         }
         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
 
         bool doNotAskAgainCheckboxResult = false;
 
         const auto result = KMessageBox::createKMessageBox(
         }
         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
 
         bool doNotAskAgainCheckboxResult = false;
 
         const auto result = KMessageBox::createKMessageBox(

-                dialog,
-                buttons,
-                QMessageBox::Warning,
-                i18n("The program '%1' is still running in the Terminal panel. Are you sure you want to quit?", m_terminalPanel->runningProgramName()),
-                QStringList(),
-                i18n("Do not ask again"),
-                &doNotAskAgainCheckboxResult,
-                KMessageBox::Dangerous);
+            dialog,
+            buttons,
+            QMessageBox::Warning,
+            i18n("The program '%1' is still running in the Terminal panel. Are you sure you want to quit?", m_terminalPanel->runningProgramName()),
+            QStringList(),
+            i18n("Do not ask again"),
+            &doNotAskAgainCheckboxResult,
+            KMessageBox::Notify | KMessageBox::Dangerous);

 
         if (doNotAskAgainCheckboxResult) {
             GeneralSettings::setConfirmClosingTerminalRunningProgram(false);
         }
 
         switch (result) {
 
         if (doNotAskAgainCheckboxResult) {
             GeneralSettings::setConfirmClosingTerminalRunningProgram(false);
         }
 
         switch (result) {

-            case QDialogButtonBox::Yes:
-                // Quit
-                break;
-            case QDialogButtonBox::No:
-                actionCollection()->action("show_terminal_panel")->trigger();
-                // Do not quit, ignore quit event
-                Q_FALLTHROUGH();
-            default:
-                event->ignore();
-                return;
+        case QDialogButtonBox::Yes:
+            // Quit
+            break;
+        case QDialogButtonBox::No:
+            actionCollection()->action("show_terminal_panel")->trigger();
+            // Do not quit, ignore quit event
+            Q_FALLTHROUGH();
+        default:
+            event->ignore();
+            return;
+        }
+    }
+
+    if (m_sessionSaveTimer && (m_sessionSaveTimer->isActive() || m_sessionSaveWatcher->isRunning())) {
+        const bool sessionSaveTimerActive = m_sessionSaveTimer->isActive();
+
+        m_sessionSaveTimer->stop();
+        m_sessionSaveWatcher->disconnect();
+        m_sessionSaveWatcher->waitForFinished();
+
+        if (sessionSaveTimerActive || m_sessionSaveScheduled) {
+            slotSaveSession();

         }
     }
 
         }
     }
 

-    if (GeneralSettings::rememberOpenedTabs())  {
+    GeneralSettings::setVersion(CurrentDolphinVersion);
+    GeneralSettings::self()->save();
+
+    KXmlGuiWindow::closeEvent(event);
+}
+
+void DolphinMainWindow::slotSaveSession()
+{
+    m_sessionSaveScheduled = false;
+
+    if (m_sessionSaveWatcher->isRunning()) {
+        // The previous session is still being saved - schedule another save.
+        m_sessionSaveWatcher->disconnect();
+        connect(m_sessionSaveWatcher, &QFutureWatcher<void>::finished, this, &DolphinMainWindow::slotSaveSession, Qt::SingleShotConnection);
+        m_sessionSaveScheduled = true;
+    } else if (!m_sessionSaveTimer->isActive()) {
+        // No point in saving the session if the timer is running (since it will save the session again when it times out).

         KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
         KConfig *config = KConfigGui::sessionConfig();
         saveGlobalProperties(config);
         savePropertiesInternal(config, 1);
         KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
         KConfig *config = KConfigGui::sessionConfig();
         saveGlobalProperties(config);
         savePropertiesInternal(config, 1);

-        config->sync();
+
+        auto future = QtConcurrent::run([config]() {
+            config->sync();
+        });
+        m_sessionSaveWatcher->setFuture(future);

     }
     }

+}

 
 

-    GeneralSettings::setVersion(CurrentDolphinVersion);
-    GeneralSettings::self()->save();
+void DolphinMainWindow::setSessionAutoSaveEnabled(bool enable)
+{
+    if (enable) {
+        if (!m_sessionSaveTimer) {
+            m_sessionSaveTimer = new QTimer(this);
+            m_sessionSaveWatcher = new QFutureWatcher<void>(this);
+            m_sessionSaveTimer->setSingleShot(true);
+            m_sessionSaveTimer->setInterval(22000);

 
 

-    KXmlGuiWindow::closeEvent(event);
+            connect(m_sessionSaveTimer, &QTimer::timeout, this, &DolphinMainWindow::slotSaveSession);
+        }
+
+        connect(m_tabWidget, &DolphinTabWidget::urlChanged, m_sessionSaveTimer, qOverload<>(&QTimer::start), Qt::UniqueConnection);
+        connect(m_tabWidget, &DolphinTabWidget::tabCountChanged, m_sessionSaveTimer, qOverload<>(&QTimer::start), Qt::UniqueConnection);
+        connect(m_tabWidget, &DolphinTabWidget::activeViewChanged, m_sessionSaveTimer, qOverload<>(&QTimer::start), Qt::UniqueConnection);
+    } else if (m_sessionSaveTimer) {
+        m_sessionSaveTimer->stop();
+        m_sessionSaveWatcher->disconnect();
+        m_sessionSaveScheduled = false;
+
+        m_sessionSaveWatcher->waitForFinished();
+
+        m_sessionSaveTimer->deleteLater();
+        m_sessionSaveWatcher->deleteLater();
+        m_sessionSaveTimer = nullptr;
+        m_sessionSaveWatcher = nullptr;
+    }

 }
 
 }
 

-void DolphinMainWindow::saveProperties(KConfigGroup& group)
+void DolphinMainWindow::saveProperties(KConfigGroup &group)

 {
     m_tabWidget->saveProperties(group);
 }
 
 {
     m_tabWidget->saveProperties(group);
 }
 

-void DolphinMainWindow::readProperties(const KConfigGroup& group)
+void DolphinMainWindow::readProperties(const KConfigGroup &group)

 {
     m_tabWidget->readProperties(group);
 }
 {
     m_tabWidget->readProperties(group);
 }


@@ -661,21 +801,19 @@ void DolphinMainWindow::readProperties(const KConfigGroup& group)
 void DolphinMainWindow::updateNewMenu()
 {
     m_newFileMenu->checkUpToDate();
 void DolphinMainWindow::updateNewMenu()
 {
     m_newFileMenu->checkUpToDate();

-#if KIO_VERSION >= QT_VERSION_CHECK(5, 97, 0)

     m_newFileMenu->setWorkingDirectory(activeViewContainer()->url());
     m_newFileMenu->setWorkingDirectory(activeViewContainer()->url());

-#else
-    m_newFileMenu->setPopupFiles(QList<QUrl>() << activeViewContainer()->url());
-#endif

 }
 
 void DolphinMainWindow::createDirectory()
 {
 }
 
 void DolphinMainWindow::createDirectory()
 {

-#if KIO_VERSION >= QT_VERSION_CHECK(5, 97, 0)
-    m_newFileMenu->setWorkingDirectory(activeViewContainer()->url());
-#else
-    m_newFileMenu->setPopupFiles(QList<QUrl>() << activeViewContainer()->url());
-#endif
-    m_newFileMenu->createDirectory();
+    // When creating directory, namejob is being run. In network folders,
+    // this job can take long time, so instead of starting multiple namejobs,
+    // just check if we are already running one. This prevents opening multiple
+    // dialogs. BUG:481401
+    if (!m_newFileMenu->isCreateDirectoryRunning()) {
+        m_newFileMenu->setWorkingDirectory(activeViewContainer()->url());
+        m_newFileMenu->createDirectory();
+    }

 }
 
 void DolphinMainWindow::quit()
 }
 
 void DolphinMainWindow::quit()


@@ -683,22 +821,22 @@ void DolphinMainWindow::quit()
     close();
 }
 
     close();
 }
 

-void DolphinMainWindow::showErrorMessage(const QString& message)
+void DolphinMainWindow::showErrorMessage(const QString &message)

 {
 {

-    m_activeViewContainer->showMessage(message, DolphinViewContainer::Error);
+    m_activeViewContainer->showMessage(message, KMessageWidget::Error);

 }
 
 void DolphinMainWindow::slotUndoAvailable(bool available)
 {
 }
 
 void DolphinMainWindow::slotUndoAvailable(bool available)
 {

-    QAction* undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
+    QAction *undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));

     if (undoAction) {
         undoAction->setEnabled(available);
     }
 }
 
     if (undoAction) {
         undoAction->setEnabled(available);
     }
 }
 

-void DolphinMainWindow::slotUndoTextChanged(const QString& text)
+void DolphinMainWindow::slotUndoTextChanged(const QString &text)

 {
 {

-    QAction* undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
+    QAction *undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));

     if (undoAction) {
         undoAction->setText(text);
     }
     if (undoAction) {
         undoAction->setText(text);
     }


@@ -713,12 +851,22 @@ void DolphinMainWindow::undo()
 
 void DolphinMainWindow::cut()
 {
 
 void DolphinMainWindow::cut()
 {

-    m_activeViewContainer->view()->cutSelectedItemsToClipboard();
+    if (m_activeViewContainer->view()->selectedItems().isEmpty()) {
+        m_activeViewContainer->setSelectionModeEnabled(true, actionCollection(), SelectionMode::BottomBar::Contents::CutContents);
+    } else {
+        m_activeViewContainer->view()->cutSelectedItemsToClipboard();
+        m_activeViewContainer->setSelectionModeEnabled(false);
+    }

 }
 
 void DolphinMainWindow::copy()
 {
 }
 
 void DolphinMainWindow::copy()
 {

-    m_activeViewContainer->view()->copySelectedItemsToClipboard();
+    if (m_activeViewContainer->view()->selectedItems().isEmpty()) {
+        m_activeViewContainer->setSelectionModeEnabled(true, actionCollection(), SelectionMode::BottomBar::Contents::CopyContents);
+    } else {
+        m_activeViewContainer->view()->copySelectedItemsToClipboard();
+        m_activeViewContainer->setSelectionModeEnabled(false);
+    }

 }
 
 void DolphinMainWindow::paste()
 }
 
 void DolphinMainWindow::paste()


@@ -733,15 +881,19 @@ void DolphinMainWindow::find()
 
 void DolphinMainWindow::updateSearchAction()
 {
 
 void DolphinMainWindow::updateSearchAction()
 {

-    QAction* toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));
+    QAction *toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));

     toggleSearchAction->setChecked(m_activeViewContainer->isSearchModeEnabled());
 }
 
 void DolphinMainWindow::updatePasteAction()
 {
     toggleSearchAction->setChecked(m_activeViewContainer->isSearchModeEnabled());
 }
 
 void DolphinMainWindow::updatePasteAction()
 {

-    QAction* pasteAction = actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
+    QAction *pasteAction = actionCollection()->action(KStandardAction::name(KStandardAction::Paste));

     QPair<bool, QString> pasteInfo = m_activeViewContainer->view()->pasteInfo();
     pasteAction->setEnabled(pasteInfo.first);
     QPair<bool, QString> pasteInfo = m_activeViewContainer->view()->pasteInfo();
     pasteAction->setEnabled(pasteInfo.first);

+    m_disabledActionNotifier->setDisabledReason(pasteAction,
+                                                m_activeViewContainer->rootItem().isWritable()
+                                                    ? i18nc("@info", "Cannot paste: The clipboard is empty.")
+                                                    : i18nc("@info", "Cannot paste: You do not have permission to write into this folder."));

     pasteAction->setText(pasteInfo.second);
 }
 
     pasteAction->setText(pasteInfo.second);
 }
 


@@ -799,15 +951,15 @@ void DolphinMainWindow::slotAboutToShowBackPopupMenu()
 {
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
     int entries = 0;
 {
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
     int entries = 0;

-    m_backAction->menu()->clear();
+    QMenu *menu = m_backAction->popupMenu();
+    menu->clear();

     for (int i = urlNavigator->historyIndex() + 1; i < urlNavigator->historySize() && entries < MaxNumberOfNavigationentries; ++i, ++entries) {
     for (int i = urlNavigator->historyIndex() + 1; i < urlNavigator->historySize() && entries < MaxNumberOfNavigationentries; ++i, ++entries) {

-        QAction *action = urlNavigatorHistoryAction(urlNavigator, i, m_backAction->menu());
-        action->setData(i);
-        m_backAction->menu()->addAction(action);
+        QAction *action = urlNavigatorHistoryAction(urlNavigator, i, menu);
+        menu->addAction(action);

     }
 }
 
     }
 }
 

-void DolphinMainWindow::slotGoBack(QAction* action)
+void DolphinMainWindow::slotGoBack(QAction *action)

 {
     int gotoIndex = action->data().value<int>();
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 {
     int gotoIndex = action->data().value<int>();
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();


@@ -816,7 +968,7 @@ void DolphinMainWindow::slotGoBack(QAction* action)
     }
 }
 
     }
 }
 

-void DolphinMainWindow::slotBackForwardActionMiddleClicked(QAction* action)
+void DolphinMainWindow::slotBackForwardActionMiddleClicked(QAction *action)

 {
     if (action) {
         const KUrlNavigator *urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();
 {
     if (action) {
         const KUrlNavigator *urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();


@@ -828,15 +980,14 @@ void DolphinMainWindow::slotAboutToShowForwardPopupMenu()
 {
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
     int entries = 0;
 {
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
     int entries = 0;

-    m_forwardAction->menu()->clear();
+    QMenu *menu = m_forwardAction->popupMenu();

     for (int i = urlNavigator->historyIndex() - 1; i >= 0 && entries < MaxNumberOfNavigationentries; --i, ++entries) {
     for (int i = urlNavigator->historyIndex() - 1; i >= 0 && entries < MaxNumberOfNavigationentries; --i, ++entries) {

-        QAction *action = urlNavigatorHistoryAction(urlNavigator, i, m_forwardAction->menu());
-        action->setData(i);
-        m_forwardAction->menu()->addAction(action);
+        QAction *action = urlNavigatorHistoryAction(urlNavigator, i, menu);
+        menu->addAction(action);

     }
 }
 
     }
 }
 

-void DolphinMainWindow::slotGoForward(QAction* action)
+void DolphinMainWindow::slotGoForward(QAction *action)

 {
     int gotoIndex = action->data().value<int>();
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 {
     int gotoIndex = action->data().value<int>();
     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();


@@ -845,6 +996,11 @@ void DolphinMainWindow::slotGoForward(QAction* action)
     }
 }
 
     }
 }
 

+void DolphinMainWindow::slotSetSelectionMode(bool enabled, SelectionMode::BottomBar::Contents bottomBarContents)
+{
+    m_activeViewContainer->setSelectionModeEnabled(enabled, actionCollection(), bottomBarContents);
+}
+

 void DolphinMainWindow::selectAll()
 {
     clearStatusBar();
 void DolphinMainWindow::selectAll()
 {
     clearStatusBar();


@@ -852,10 +1008,9 @@ void DolphinMainWindow::selectAll()
     // if the URL navigator is editable and focused, select the whole
     // URL instead of all items of the view
 
     // if the URL navigator is editable and focused, select the whole
     // URL instead of all items of the view
 

-    KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
-    QLineEdit* lineEdit = urlNavigator->editor()->lineEdit();
-    const bool selectUrl = urlNavigator->isUrlEditable() &&
-                           lineEdit->hasFocus();
+    KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigator();
+    QLineEdit *lineEdit = urlNavigator->editor()->lineEdit();
+    const bool selectUrl = urlNavigator->isUrlEditable() && lineEdit->hasFocus();

     if (selectUrl) {
         lineEdit->selectAll();
     } else {
     if (selectUrl) {
         lineEdit->selectAll();
     } else {


@@ -871,19 +1026,49 @@ void DolphinMainWindow::invertSelection()
 
 void DolphinMainWindow::toggleSplitView()
 {
 
 void DolphinMainWindow::toggleSplitView()
 {

-    DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
+    DolphinTabPage *tabPage = m_tabWidget->currentTabPage();

     tabPage->setSplitViewEnabled(!tabPage->splitViewEnabled(), WithAnimation);
     tabPage->setSplitViewEnabled(!tabPage->splitViewEnabled(), WithAnimation);

-
+    m_tabWidget->updateTabName(m_tabWidget->indexOf(tabPage));

     updateViewActions();
 }
 
     updateViewActions();
 }
 

+void DolphinMainWindow::popoutSplitView()
+{
+    DolphinTabPage *tabPage = m_tabWidget->currentTabPage();
+    if (!tabPage->splitViewEnabled())
+        return;
+    openNewWindow((GeneralSettings::closeActiveSplitView() ? tabPage->activeViewContainer() : tabPage->inactiveViewContainer())->url());
+    tabPage->setSplitViewEnabled(false, WithAnimation);
+    updateSplitActions();
+}
+

 void DolphinMainWindow::toggleSplitStash()
 {
 void DolphinMainWindow::toggleSplitStash()
 {

-    DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
+    DolphinTabPage *tabPage = m_tabWidget->currentTabPage();

     tabPage->setSplitViewEnabled(false, WithAnimation);
     tabPage->setSplitViewEnabled(true, WithAnimation, QUrl("stash:/"));
 }
 
     tabPage->setSplitViewEnabled(false, WithAnimation);
     tabPage->setSplitViewEnabled(true, WithAnimation, QUrl("stash:/"));
 }
 

+void DolphinMainWindow::copyToInactiveSplitView()
+{
+    if (m_activeViewContainer->view()->selectedItems().isEmpty()) {
+        m_activeViewContainer->setSelectionModeEnabled(true, actionCollection(), SelectionMode::BottomBar::Contents::CopyToOtherViewContents);
+    } else {
+        m_tabWidget->copyToInactiveSplitView();
+        m_activeViewContainer->setSelectionModeEnabled(false);
+    }
+}
+
+void DolphinMainWindow::moveToInactiveSplitView()
+{
+    if (m_activeViewContainer->view()->selectedItems().isEmpty()) {
+        m_activeViewContainer->setSelectionModeEnabled(true, actionCollection(), SelectionMode::BottomBar::Contents::MoveToOtherViewContents);
+    } else {
+        m_tabWidget->moveToInactiveSplitView();
+        m_activeViewContainer->setSelectionModeEnabled(false);
+    }
+}
+

 void DolphinMainWindow::reloadView()
 {
     clearStatusBar();
 void DolphinMainWindow::reloadView()
 {
     clearStatusBar();


@@ -906,6 +1091,14 @@ void DolphinMainWindow::disableStopAction()
     actionCollection()->action(QStringLiteral("stop"))->setEnabled(false);
 }
 
     actionCollection()->action(QStringLiteral("stop"))->setEnabled(false);
 }
 

+void DolphinMainWindow::toggleSelectionMode()
+{
+    const bool checked = !m_activeViewContainer->isSelectionModeEnabled();
+
+    m_activeViewContainer->setSelectionModeEnabled(checked, actionCollection(), SelectionMode::BottomBar::Contents::GeneralContents);
+    actionCollection()->action(QStringLiteral("toggle_selection_mode"))->setChecked(checked);
+}
+

 void DolphinMainWindow::showFilterBar()
 {
     m_activeViewContainer->setFilterBarVisible(true);
 void DolphinMainWindow::showFilterBar()
 {
     m_activeViewContainer->setFilterBarVisible(true);


@@ -916,7 +1109,7 @@ void DolphinMainWindow::toggleFilterBar()
     const bool checked = !m_activeViewContainer->isFilterBarVisible();
     m_activeViewContainer->setFilterBarVisible(checked);
 
     const bool checked = !m_activeViewContainer->isFilterBarVisible();
     m_activeViewContainer->setFilterBarVisible(checked);
 

-    QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
+    QAction *toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));

     toggleFilterBarAction->setChecked(checked);
 }
 
     toggleFilterBarAction->setChecked(checked);
 }
 


@@ -924,21 +1117,19 @@ void DolphinMainWindow::toggleEditLocation()
 {
     clearStatusBar();
 
 {
     clearStatusBar();
 

-    QAction* action = actionCollection()->action(QStringLiteral("editable_location"));
-    KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
+    QAction *action = actionCollection()->action(QStringLiteral("editable_location"));
+    KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigator();

     urlNavigator->setUrlEditable(action->isChecked());
 }
 
 void DolphinMainWindow::replaceLocation()
 {
     urlNavigator->setUrlEditable(action->isChecked());
 }
 
 void DolphinMainWindow::replaceLocation()
 {

-    KUrlNavigator* navigator = m_activeViewContainer->urlNavigator();
-    QLineEdit* lineEdit = navigator->editor()->lineEdit();
+    KUrlNavigator *navigator = m_activeViewContainer->urlNavigator();
+    QLineEdit *lineEdit = navigator->editor()->lineEdit();

 
     // If the text field currently has focus and everything is selected,
     // pressing the keyboard shortcut returns the whole thing to breadcrumb mode
 
     // If the text field currently has focus and everything is selected,
     // pressing the keyboard shortcut returns the whole thing to breadcrumb mode

-    if (navigator->isUrlEditable()
-        && lineEdit->hasFocus()
-        && lineEdit->selectedText() == lineEdit->text() ) {
+    if (navigator->isUrlEditable() && lineEdit->hasFocus() && lineEdit->selectedText() == lineEdit->text()) {

         navigator->setUrlEditable(false);
     } else {
         navigator->setUrlEditable(true);
         navigator->setUrlEditable(false);
     } else {
         navigator->setUrlEditable(true);


@@ -951,8 +1142,8 @@ void DolphinMainWindow::togglePanelLockState()
 {
     const bool newLockState = !GeneralSettings::lockPanels();
     const auto childrenObjects = children();
 {
     const bool newLockState = !GeneralSettings::lockPanels();
     const auto childrenObjects = children();

-    for (QObject* child : childrenObjects) {
-        DolphinDockWidget* dock = qobject_cast<DolphinDockWidget*>(child);
+    for (QObject *child : childrenObjects) {
+        DolphinDockWidget *dock = qobject_cast<DolphinDockWidget *>(child);

         if (dock) {
             dock->setLocked(newLockState);
         }
         if (dock) {
             dock->setLocked(newLockState);
         }


@@ -963,11 +1154,21 @@ void DolphinMainWindow::togglePanelLockState()
     GeneralSettings::setLockPanels(newLockState);
 }
 
     GeneralSettings::setLockPanels(newLockState);
 }
 

-void DolphinMainWindow::slotTerminalPanelVisibilityChanged()
+void DolphinMainWindow::slotTerminalPanelVisibilityChanged(bool visible)

 {
 {

-    if (m_terminalPanel->isHiddenInVisibleWindow() && m_activeViewContainer) {
+    if (!visible && m_activeViewContainer) {

         m_activeViewContainer->view()->setFocus();
     }
         m_activeViewContainer->view()->setFocus();
     }

+    // Putting focus to the Terminal is not handled here but in TerminalPanel::showEvent().
+}
+
+void DolphinMainWindow::slotPlacesPanelVisibilityChanged(bool visible)
+{
+    if (!visible && m_activeViewContainer) {
+        m_activeViewContainer->view()->setFocus();
+        return;
+    }
+    m_placesPanel->setFocus();

 }
 
 void DolphinMainWindow::goBack()
 }
 
 void DolphinMainWindow::goBack()


@@ -999,14 +1200,14 @@ void DolphinMainWindow::goHome()
 
 void DolphinMainWindow::goBackInNewTab()
 {
 
 void DolphinMainWindow::goBackInNewTab()
 {

-    const KUrlNavigator* urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();
+    const KUrlNavigator *urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();

     const int index = urlNavigator->historyIndex() + 1;
     openNewTab(urlNavigator->locationUrl(index));
 }
 
 void DolphinMainWindow::goForwardInNewTab()
 {
     const int index = urlNavigator->historyIndex() + 1;
     openNewTab(urlNavigator->locationUrl(index));
 }
 
 void DolphinMainWindow::goForwardInNewTab()
 {

-    const KUrlNavigator* urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();
+    const KUrlNavigator *urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();

     const int index = urlNavigator->historyIndex() - 1;
     openNewTab(urlNavigator->locationUrl(index));
 }
     const int index = urlNavigator->historyIndex() - 1;
     openNewTab(urlNavigator->locationUrl(index));
 }


@@ -1054,23 +1255,27 @@ void DolphinMainWindow::toggleShowMenuBar()
 QPointer<QAction> DolphinMainWindow::preferredSearchTool()
 {
     m_searchTools.clear();
 QPointer<QAction> DolphinMainWindow::preferredSearchTool()
 {
     m_searchTools.clear();

-    KMoreToolsMenuFactory("dolphin/search-tools").fillMenuFromGroupingNames(
-        &m_searchTools, { "files-find" }, m_activeViewContainer->url()
-    );
-    QList<QAction*> actions = m_searchTools.actions();
-    if (actions.isEmpty()) {
-        return nullptr;
-    }
-    QAction* action = actions.first();
-    if (action->isSeparator()) {
+
+    KService::Ptr kfind = KService::serviceByDesktopName(QStringLiteral("org.kde.kfind"));
+
+    if (!kfind) {

         return nullptr;
     }
         return nullptr;
     }

+
+    auto *action = new QAction(QIcon::fromTheme(kfind->icon()), kfind->name(), this);
+
+    connect(action, &QAction::triggered, this, [this, kfind] {
+        auto *job = new KIO::ApplicationLauncherJob(kfind);
+        job->setUrls({m_activeViewContainer->url()});
+        job->start();
+    });
+

     return action;
 }
 
 void DolphinMainWindow::updateOpenPreferredSearchToolAction()
 {
     return action;
 }
 
 void DolphinMainWindow::updateOpenPreferredSearchToolAction()
 {

-    QAction* openPreferredSearchTool = actionCollection()->action(QStringLiteral("open_preferred_search_tool"));
+    QAction *openPreferredSearchTool = actionCollection()->action(QStringLiteral("open_preferred_search_tool"));

     if (!openPreferredSearchTool) {
         return;
     }
     if (!openPreferredSearchTool) {
         return;
     }


@@ -1108,7 +1313,8 @@ void DolphinMainWindow::openTerminalHere()
 {
     QList<QUrl> urls = {};
 
 {
     QList<QUrl> urls = {};
 

-    for (const KFileItem& item : m_activeViewContainer->view()->selectedItems()) {
+    const auto selectedItems = m_activeViewContainer->view()->selectedItems();
+    for (const KFileItem &item : selectedItems) {

         QUrl url = item.targetUrl();
         if (item.isFile()) {
             url.setPath(QFileInfo(url.path()).absolutePath());
         QUrl url = item.targetUrl();
         if (item.isFile()) {
             url.setPath(QFileInfo(url.path()).absolutePath());


@@ -1125,23 +1331,25 @@ void DolphinMainWindow::openTerminalHere()
     }
 
     if (urls.count() > 5) {
     }
 
     if (urls.count() > 5) {

-        QString question = i18np("Are you sure you want to open 1 terminal window?",
-                                 "Are you sure you want to open %1 terminal windows?", urls.count());
-        const int answer = KMessageBox::warningYesNo(this, question, {},
-                                                     KGuiItem(i18ncp("@action:button", "Open %1 Terminal", "Open %1 Terminals", urls.count()),
-                                                              QStringLiteral("utilities-terminal")),
-                                                     KStandardGuiItem::cancel());
-        if (answer != KMessageBox::Yes) {
+        QString question = i18np("Are you sure you want to open 1 terminal window?", "Are you sure you want to open %1 terminal windows?", urls.count());
+        const int answer = KMessageBox::warningContinueCancel(
+            this,
+            question,
+            {},
+            KGuiItem(i18ncp("@action:button", "Open %1 Terminal", "Open %1 Terminals", urls.count()), QStringLiteral("utilities-terminal")),
+            KStandardGuiItem::cancel(),
+            QStringLiteral("ConfirmOpenManyTerminals"));
+        if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {

             return;
         }
     }
 
             return;
         }
     }
 

-    for (const QUrl& url : urls) {
+    for (const QUrl &url : std::as_const(urls)) {

         openTerminalJob(url);
     }
 }
 
         openTerminalJob(url);
     }
 }
 

-void DolphinMainWindow::openTerminalJob(const QUrl& url)
+void DolphinMainWindow::openTerminalJob(const QUrl &url)

 {
     if (url.isLocalFile()) {
         auto job = new KTerminalLauncherJob(QString());
 {
     if (url.isLocalFile()) {
         auto job = new KTerminalLauncherJob(QString());


@@ -1150,7 +1358,7 @@ void DolphinMainWindow::openTerminalJob(const QUrl& url)
         return;
     }
 
         return;
     }
 

-     // Not a local file, with protocol Class ":local", try stat'ing
+    // Not a local file, with protocol Class ":local", try stat'ing

     if (KProtocolInfo::protocolClass(url.scheme()) == QLatin1String(":local")) {
         KIO::StatJob *job = KIO::mostLocalUrl(url);
         KJobWidgets::setWindow(job, this);
     if (KProtocolInfo::protocolClass(url.scheme()) == QLatin1String(":local")) {
         KIO::StatJob *job = KIO::mostLocalUrl(url);
         KJobWidgets::setWindow(job, this);


@@ -1177,14 +1385,13 @@ void DolphinMainWindow::openTerminalJob(const QUrl& url)
 void DolphinMainWindow::editSettings()
 {
     if (!m_settingsDialog) {
 void DolphinMainWindow::editSettings()
 {
     if (!m_settingsDialog) {

-        DolphinViewContainer* container = activeViewContainer();
+        DolphinViewContainer *container = activeViewContainer();

         container->view()->writeSettings();
 
         const QUrl url = container->url();
         container->view()->writeSettings();
 
         const QUrl url = container->url();

-        DolphinSettingsDialog* settingsDialog = new DolphinSettingsDialog(url, this, actionCollection());
+        DolphinSettingsDialog *settingsDialog = new DolphinSettingsDialog(url, this, actionCollection());

         connect(settingsDialog, &DolphinSettingsDialog::settingsChanged, this, &DolphinMainWindow::refreshViews);
         connect(settingsDialog, &DolphinSettingsDialog::settingsChanged, this, &DolphinMainWindow::refreshViews);

-        connect(settingsDialog, &DolphinSettingsDialog::settingsChanged,
-                &DolphinUrlNavigatorsController::slotReadSettings);
+        connect(settingsDialog, &DolphinSettingsDialog::settingsChanged, &DolphinUrlNavigatorsController::slotReadSettings);

         settingsDialog->setAttribute(Qt::WA_DeleteOnClose);
         settingsDialog->show();
         m_settingsDialog = settingsDialog;
         settingsDialog->setAttribute(Qt::WA_DeleteOnClose);
         settingsDialog->show();
         m_settingsDialog = settingsDialog;


@@ -1193,7 +1400,7 @@ void DolphinMainWindow::editSettings()
     }
 }
 
     }
 }
 

-void DolphinMainWindow::handleUrl(const QUrl& url)
+void DolphinMainWindow::handleUrl(const QUrl &url)

 {
     delete m_lastHandleUrlOpenJob;
     m_lastHandleUrlOpenJob = nullptr;
 {
     delete m_lastHandleUrlOpenJob;
     m_lastHandleUrlOpenJob = nullptr;


@@ -1202,17 +1409,16 @@ void DolphinMainWindow::handleUrl(const QUrl& url)
         activeViewContainer()->setUrl(url);
     } else {
         m_lastHandleUrlOpenJob = new KIO::OpenUrlJob(url);
         activeViewContainer()->setUrl(url);
     } else {
         m_lastHandleUrlOpenJob = new KIO::OpenUrlJob(url);

-        m_lastHandleUrlOpenJob->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
+        m_lastHandleUrlOpenJob->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));

         m_lastHandleUrlOpenJob->setShowOpenOrExecuteDialog(true);
 
         m_lastHandleUrlOpenJob->setShowOpenOrExecuteDialog(true);
 

-        connect(m_lastHandleUrlOpenJob, &KIO::OpenUrlJob::mimeTypeFound, this,
-                [this, url](const QString &mimetype) {
-                    if (mimetype == QLatin1String("inode/directory")) {
-                        // If it's a dir, we'll take it from here
-                        m_lastHandleUrlOpenJob->kill();
-                        m_lastHandleUrlOpenJob = nullptr;
-                        activeViewContainer()->setUrl(url);
-                    }
+        connect(m_lastHandleUrlOpenJob, &KIO::OpenUrlJob::mimeTypeFound, this, [this, url](const QString &mimetype) {
+            if (mimetype == QLatin1String("inode/directory")) {
+                // If it's a dir, we'll take it from here
+                m_lastHandleUrlOpenJob->kill();
+                m_lastHandleUrlOpenJob = nullptr;
+                activeViewContainer()->setUrl(url);
+            }

         });
 
         connect(m_lastHandleUrlOpenJob, &KIO::OpenUrlJob::result, this, [this]() {
         });
 
         connect(m_lastHandleUrlOpenJob, &KIO::OpenUrlJob::result, this, [this]() {


@@ -1228,15 +1434,17 @@ void DolphinMainWindow::slotWriteStateChanged(bool isFolderWritable)
     // trash:/ is writable but we don't want to create new items in it.
     // TODO: remove the trash check once https://phabricator.kde.org/T8234 is implemented
     newFileMenu()->setEnabled(isFolderWritable && m_activeViewContainer->url().scheme() != QLatin1String("trash"));
     // trash:/ is writable but we don't want to create new items in it.
     // TODO: remove the trash check once https://phabricator.kde.org/T8234 is implemented
     newFileMenu()->setEnabled(isFolderWritable && m_activeViewContainer->url().scheme() != QLatin1String("trash"));

+    // When the menu is disabled, actions in it are disabled later in the event loop, and we need to set the disabled reason after that.
+    QTimer::singleShot(0, this, [this]() {
+        m_disabledActionNotifier->setDisabledReason(actionCollection()->action(QStringLiteral("create_dir")),
+                                                    i18nc("@info", "Cannot create new folder: You do not have permission to create items in this folder."));
+    });

 }
 
 }
 

-void DolphinMainWindow::openContextMenu(const QPoint& pos,
-                                        const KFileItem& item,
-                                        const KFileItemList &selectedItems,
-                                        const QUrl& url)
+void DolphinMainWindow::openContextMenu(const QPoint &pos, const KFileItem &item, const KFileItemList &selectedItems, const QUrl &url)

 {
     QPointer<DolphinContextMenu> contextMenu = new DolphinContextMenu(this, item, selectedItems, url, &m_fileItemActions);
 {
     QPointer<DolphinContextMenu> contextMenu = new DolphinContextMenu(this, item, selectedItems, url, &m_fileItemActions);

-    contextMenu.data()->exec(pos);
+    contextMenu->exec(pos);

 
     // Delete the menu, unless it has been deleted in its own nested event loop already.
     if (contextMenu) {
 
     // Delete the menu, unless it has been deleted in its own nested event loop already.
     if (contextMenu) {


@@ -1256,9 +1464,8 @@ QMenu *DolphinMainWindow::createPopupMenu()
 
 void DolphinMainWindow::updateHamburgerMenu()
 {
 
 void DolphinMainWindow::updateHamburgerMenu()
 {

-    KActionCollection* ac = actionCollection();
-    auto hamburgerMenu = static_cast<KHamburgerMenu *>(
-                    ac->action(KStandardAction::name(KStandardAction::HamburgerMenu)));
+    KActionCollection *ac = actionCollection();
+    auto hamburgerMenu = static_cast<KHamburgerMenu *>(ac->action(KStandardAction::name(KStandardAction::HamburgerMenu)));

     auto menu = hamburgerMenu->menu();
     if (!menu) {
         menu = new QMenu(this);
     auto menu = hamburgerMenu->menu();
     if (!menu) {
         menu = new QMenu(this);


@@ -1283,19 +1490,19 @@ void DolphinMainWindow::updateHamburgerMenu()
     menu->addAction(ac->action(QStringLiteral("go_forward")));
 
     menu->addMenu(m_newFileMenu->menu());
     menu->addAction(ac->action(QStringLiteral("go_forward")));
 
     menu->addMenu(m_newFileMenu->menu());

+    if (!toolBar()->isVisible() || !toolbarActions.contains(ac->action(QStringLiteral("toggle_selection_mode_tool_bar")))) {
+        menu->addAction(ac->action(QStringLiteral("toggle_selection_mode")));
+    }

     menu->addAction(ac->action(QStringLiteral("basic_actions")));
     menu->addAction(ac->action(KStandardAction::name(KStandardAction::Undo)));
     if (!toolBar()->isVisible()
         || (!toolbarActions.contains(ac->action(QStringLiteral("toggle_search")))
     menu->addAction(ac->action(QStringLiteral("basic_actions")));
     menu->addAction(ac->action(KStandardAction::name(KStandardAction::Undo)));
     if (!toolBar()->isVisible()
         || (!toolbarActions.contains(ac->action(QStringLiteral("toggle_search")))

-            && !toolbarActions.contains(ac->action(QStringLiteral("open_preferred_search_tool"))))
-    ) {
+            && !toolbarActions.contains(ac->action(QStringLiteral("open_preferred_search_tool"))))) {

         menu->addAction(ac->action(KStandardAction::name(KStandardAction::Find)));
         // This way a search action will only be added if none of the three available
         // search actions is present on the toolbar.
     }
         menu->addAction(ac->action(KStandardAction::name(KStandardAction::Find)));
         // This way a search action will only be added if none of the three available
         // search actions is present on the toolbar.
     }

-    if (!toolBar()->isVisible()
-        || !toolbarActions.contains(ac->action(QStringLiteral("toggle_filter")))
-    ) {
+    if (!toolBar()->isVisible() || !toolbarActions.contains(ac->action(QStringLiteral("toggle_filter")))) {

         menu->addAction(ac->action(QStringLiteral("show_filter_bar")));
         // This way a filter action will only be added if none of the two available
         // filter actions is present on the toolbar.
         menu->addAction(ac->action(QStringLiteral("show_filter_bar")));
         // This way a filter action will only be added if none of the two available
         // filter actions is present on the toolbar.


@@ -1315,11 +1522,8 @@ void DolphinMainWindow::updateHamburgerMenu()
     // The third group contains actions to change what one sees in the view
     // and to change the more general UI.
     if (!toolBar()->isVisible()
     // The third group contains actions to change what one sees in the view
     // and to change the more general UI.
     if (!toolBar()->isVisible()

-        || (!toolbarActions.contains(ac->action(QStringLiteral("icons")))
-            && !toolbarActions.contains(ac->action(QStringLiteral("compact")))
-            && !toolbarActions.contains(ac->action(QStringLiteral("details")))
-            && !toolbarActions.contains(ac->action(QStringLiteral("view_mode"))))
-    ) {
+        || (!toolbarActions.contains(ac->action(QStringLiteral("icons"))) && !toolbarActions.contains(ac->action(QStringLiteral("compact")))
+            && !toolbarActions.contains(ac->action(QStringLiteral("details"))) && !toolbarActions.contains(ac->action(QStringLiteral("view_mode"))))) {

         menu->addAction(ac->action(QStringLiteral("view_mode")));
     }
     menu->addAction(ac->action(QStringLiteral("show_hidden_files")));
         menu->addAction(ac->action(QStringLiteral("view_mode")));
     }
     menu->addAction(ac->action(QStringLiteral("show_hidden_files")));


@@ -1332,8 +1536,7 @@ void DolphinMainWindow::updateHamburgerMenu()
 
     // The "Configure" menu is not added to the actionCollection() because there is hardly
     // a good reason for users to put it on their toolbar.
 
     // The "Configure" menu is not added to the actionCollection() because there is hardly
     // a good reason for users to put it on their toolbar.

-    auto configureMenu = menu->addMenu(QIcon::fromTheme(QStringLiteral("configure")),
-                            i18nc("@action:inmenu menu for configure actions", "Configure"));
+    auto configureMenu = menu->addMenu(QIcon::fromTheme(QStringLiteral("configure")), i18nc("@action:inmenu menu for configure actions", "Configure"));

     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::SwitchApplicationLanguage)));
     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::KeyBindings)));
     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::ConfigureToolbars)));
     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::SwitchApplicationLanguage)));
     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::KeyBindings)));
     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::ConfigureToolbars)));


@@ -1341,11 +1544,13 @@ void DolphinMainWindow::updateHamburgerMenu()
     hamburgerMenu->hideActionsOf(configureMenu);
 }
 
     hamburgerMenu->hideActionsOf(configureMenu);
 }
 

-void DolphinMainWindow::slotPlaceActivated(const QUrl& url)
+void DolphinMainWindow::slotPlaceActivated(const QUrl &url)

 {
 {

-    DolphinViewContainer* view = activeViewContainer();
+    DolphinViewContainer *view = activeViewContainer();

 
     if (view->url() == url) {
 
     if (view->url() == url) {

+        view->clearFilterBar(); // Fixes bug 259382.
+

         // We can end up here if the user clicked a device in the Places Panel
         // which had been unmounted earlier, see https://bugs.kde.org/show_bug.cgi?id=161385.
         reloadView();
         // We can end up here if the user clicked a device in the Places Panel
         // which had been unmounted earlier, see https://bugs.kde.org/show_bug.cgi?id=161385.
         reloadView();


@@ -1361,15 +1566,15 @@ void DolphinMainWindow::closedTabsCountChanged(unsigned int count)
     actionCollection()->action(QStringLiteral("undo_close_tab"))->setEnabled(count > 0);
 }
 
     actionCollection()->action(QStringLiteral("undo_close_tab"))->setEnabled(count > 0);
 }
 

-void DolphinMainWindow::activeViewChanged(DolphinViewContainer* viewContainer)
+void DolphinMainWindow::activeViewChanged(DolphinViewContainer *viewContainer)

 {
 {

-    DolphinViewContainer* oldViewContainer = m_activeViewContainer;
+    DolphinViewContainer *oldViewContainer = m_activeViewContainer;

     Q_ASSERT(viewContainer);
 
     m_activeViewContainer = viewContainer;
 
     if (oldViewContainer) {
     Q_ASSERT(viewContainer);
 
     m_activeViewContainer = viewContainer;
 
     if (oldViewContainer) {

-        const QAction* toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));
+        const QAction *toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));

         toggleSearchAction->disconnect(oldViewContainer);
 
         // Disconnect all signals between the old view container (container,
         toggleSearchAction->disconnect(oldViewContainer);
 
         // Disconnect all signals between the old view container (container,


@@ -1377,16 +1582,20 @@ void DolphinMainWindow::activeViewChanged(DolphinViewContainer* viewContainer)
         oldViewContainer->disconnect(this);
         oldViewContainer->view()->disconnect(this);
         oldViewContainer->urlNavigatorInternalWithHistory()->disconnect(this);
         oldViewContainer->disconnect(this);
         oldViewContainer->view()->disconnect(this);
         oldViewContainer->urlNavigatorInternalWithHistory()->disconnect(this);

-        auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
-                          (actionCollection()->action(QStringLiteral("url_navigators")));
+        auto navigators = static_cast<DolphinNavigatorsWidgetAction *>(actionCollection()->action(QStringLiteral("url_navigators")));

         navigators->primaryUrlNavigator()->disconnect(this);
         if (auto secondaryUrlNavigator = navigators->secondaryUrlNavigator()) {
             secondaryUrlNavigator->disconnect(this);
         }
 
         // except the requestItemInfo so that on hover the information panel can still be updated
         navigators->primaryUrlNavigator()->disconnect(this);
         if (auto secondaryUrlNavigator = navigators->secondaryUrlNavigator()) {
             secondaryUrlNavigator->disconnect(this);
         }
 
         // except the requestItemInfo so that on hover the information panel can still be updated

-        connect(oldViewContainer->view(), &DolphinView::requestItemInfo,
-                this, &DolphinMainWindow::requestItemInfo);
+        connect(oldViewContainer->view(), &DolphinView::requestItemInfo, this, &DolphinMainWindow::requestItemInfo);
+
+        // Disconnect other slots.
+        disconnect(oldViewContainer,
+                   &DolphinViewContainer::selectionModeChanged,
+                   actionCollection()->action(QStringLiteral("toggle_selection_mode")),
+                   &QAction::setChecked);

     }
 
     connectViewSignals(viewContainer);
     }
 
     connectViewSignals(viewContainer);


@@ -1423,13 +1632,13 @@ void DolphinMainWindow::updateWindowTitle()
     }
 }
 
     }
 }
 

-void DolphinMainWindow::slotStorageTearDownFromPlacesRequested(const QString& mountPath)
+void DolphinMainWindow::slotStorageTearDownFromPlacesRequested(const QString &mountPath)

 {
     connect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, this, [this, mountPath]() {
         setViewsToHomeIfMountPathOpen(mountPath);
     });
 
 {
     connect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, this, [this, mountPath]() {
         setViewsToHomeIfMountPathOpen(mountPath);
     });
 

-    if (m_terminalPanel && m_terminalPanel->currentWorkingDirectory().startsWith(mountPath)) {
+    if (m_terminalPanel && m_terminalPanel->currentWorkingDirectoryIsChildOf(mountPath)) {

         m_tearDownFromPlacesRequested = true;
         m_terminalPanel->goHome();
         // m_placesPanel->proceedWithTearDown() will be called in slotTerminalDirectoryChanged
         m_tearDownFromPlacesRequested = true;
         m_terminalPanel->goHome();
         // m_placesPanel->proceedWithTearDown() will be called in slotTerminalDirectoryChanged


@@ -1438,13 +1647,13 @@ void DolphinMainWindow::slotStorageTearDownFromPlacesRequested(const QString& mo
     }
 }
 
     }
 }
 

-void DolphinMainWindow::slotStorageTearDownExternallyRequested(const QString& mountPath)
+void DolphinMainWindow::slotStorageTearDownExternallyRequested(const QString &mountPath)

 {
     connect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, this, [this, mountPath]() {
         setViewsToHomeIfMountPathOpen(mountPath);
     });
 
 {
     connect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, this, [this, mountPath]() {
         setViewsToHomeIfMountPathOpen(mountPath);
     });
 

-    if (m_terminalPanel && m_terminalPanel->currentWorkingDirectory().startsWith(mountPath)) {
+    if (m_terminalPanel && m_terminalPanel->currentWorkingDirectoryIsChildOf(mountPath)) {

         m_tearDownFromPlacesRequested = false;
         m_terminalPanel->goHome();
     }
         m_tearDownFromPlacesRequested = false;
         m_terminalPanel->goHome();
     }


@@ -1463,9 +1672,9 @@ void DolphinMainWindow::slotKeyBindings()
     dialog.configure();
 }
 
     dialog.configure();
 }
 

-void DolphinMainWindow::setViewsToHomeIfMountPathOpen(const QString& mountPath)
+void DolphinMainWindow::setViewsToHomeIfMountPathOpen(const QString &mountPath)

 {
 {

-    const QVector<DolphinViewContainer*> theViewContainers = viewContainers();
+    const QVector<DolphinViewContainer *> theViewContainers = viewContainers();

     for (DolphinViewContainer *viewContainer : theViewContainers) {
         if (viewContainer && viewContainer->url().toLocalFile().startsWith(mountPath)) {
             viewContainer->setUrl(QUrl::fromLocalFile(QDir::homePath()));
     for (DolphinViewContainer *viewContainer : theViewContainers) {
         if (viewContainer && viewContainer->url().toLocalFile().startsWith(mountPath)) {
             viewContainer->setUrl(QUrl::fromLocalFile(QDir::homePath()));


@@ -1476,110 +1685,129 @@ void DolphinMainWindow::setViewsToHomeIfMountPathOpen(const QString& mountPath)
 
 void DolphinMainWindow::setupActions()
 {
 
 void DolphinMainWindow::setupActions()
 {

-    KStandardAction::hamburgerMenu(nullptr, nullptr, actionCollection());
+    auto hamburgerMenuAction = KStandardAction::hamburgerMenu(nullptr, nullptr, actionCollection());

 
     // setup 'File' menu
 
     // setup 'File' menu

-    m_newFileMenu = new DolphinNewFileMenu(actionCollection(), this);
-    QMenu* menu = m_newFileMenu->menu();
+    m_newFileMenu = new DolphinNewFileMenu(nullptr, this);
+    actionCollection()->addAction(QStringLiteral("new_menu"), m_newFileMenu);
+    QMenu *menu = m_newFileMenu->menu();

     menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
     menu->setIcon(QIcon::fromTheme(QStringLiteral("list-add")));
     m_newFileMenu->setPopupMode(QToolButton::InstantPopup);
     menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
     menu->setIcon(QIcon::fromTheme(QStringLiteral("list-add")));
     m_newFileMenu->setPopupMode(QToolButton::InstantPopup);

-    connect(menu, &QMenu::aboutToShow,
-            this, &DolphinMainWindow::updateNewMenu);
+    connect(menu, &QMenu::aboutToShow, this, &DolphinMainWindow::updateNewMenu);

 
 

-    QAction* newWindow = KStandardAction::openNew(this, &DolphinMainWindow::openNewMainWindow, actionCollection());
+    QAction *newWindow = KStandardAction::openNew(this, &DolphinMainWindow::openNewMainWindow, actionCollection());

     newWindow->setText(i18nc("@action:inmenu File", "New &Window"));
     newWindow->setToolTip(i18nc("@info", "Open a new Dolphin window"));
     newWindow->setText(i18nc("@action:inmenu File", "New &Window"));
     newWindow->setToolTip(i18nc("@info", "Open a new Dolphin window"));

-    newWindow->setWhatsThis(xi18nc("@info:whatsthis", "This opens a new "
-        "window just like this one with the current location and view."
-        "<nl/>You can drag and drop items between windows."));
+    newWindow->setWhatsThis(xi18nc("@info:whatsthis",
+                                   "This opens a new "
+                                   "window just like this one with the current location."
+                                   "<nl/>You can drag and drop items between windows."));

     newWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
 
     newWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
 

-    QAction* newTab = actionCollection()->addAction(QStringLiteral("new_tab"));
+    QAction *newTab = actionCollection()->addAction(QStringLiteral("new_tab"));

     newTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
     newTab->setText(i18nc("@action:inmenu File", "New Tab"));
     newTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
     newTab->setText(i18nc("@action:inmenu File", "New Tab"));

-    newTab->setWhatsThis(xi18nc("@info:whatsthis", "This opens a new "
-        "<emphasis>Tab</emphasis> with the current location and view.<nl/>"
-        "A tab is an additional view within this window. "
-        "You can drag and drop items between tabs."));
-    actionCollection()->setDefaultShortcuts(newTab, {Qt::CTRL | Qt::Key_T, Qt::CTRL | Qt::SHIFT | Qt::Key_N});
+    newTab->setWhatsThis(xi18nc("@info:whatsthis",
+                                "This opens a new "
+                                "<emphasis>Tab</emphasis> with the current location."
+                                "<nl/>Tabs allow you to quickly switch between multiple locations and views within this window. "
+                                "You can drag and drop items between tabs."));
+    actionCollection()->setDefaultShortcut(newTab, Qt::CTRL | Qt::Key_T);

     connect(newTab, &QAction::triggered, this, &DolphinMainWindow::openNewActivatedTab);
 
     connect(newTab, &QAction::triggered, this, &DolphinMainWindow::openNewActivatedTab);
 

-    QAction* addToPlaces = actionCollection()->addAction(QStringLiteral("add_to_places"));
+    QAction *addToPlaces = actionCollection()->addAction(QStringLiteral("add_to_places"));

     addToPlaces->setIcon(QIcon::fromTheme(QStringLiteral("bookmark-new")));
     addToPlaces->setText(i18nc("@action:inmenu Add current folder to places", "Add to Places"));
     addToPlaces->setIcon(QIcon::fromTheme(QStringLiteral("bookmark-new")));
     addToPlaces->setText(i18nc("@action:inmenu Add current folder to places", "Add to Places"));

-    addToPlaces->setWhatsThis(xi18nc("@info:whatsthis", "This adds the selected folder "
-        "to the Places panel."));
+    addToPlaces->setWhatsThis(xi18nc("@info:whatsthis",
+                                     "This adds the selected folder "
+                                     "to the Places panel."));

     connect(addToPlaces, &QAction::triggered, this, &DolphinMainWindow::addToPlaces);
 
     connect(addToPlaces, &QAction::triggered, this, &DolphinMainWindow::addToPlaces);
 

-    QAction* closeTab = KStandardAction::close(m_tabWidget, QOverload<>::of(&DolphinTabWidget::closeTab), actionCollection());
+    QAction *closeTab = KStandardAction::close(m_tabWidget, QOverload<>::of(&DolphinTabWidget::closeTab), actionCollection());

     closeTab->setText(i18nc("@action:inmenu File", "Close Tab"));
     closeTab->setText(i18nc("@action:inmenu File", "Close Tab"));

-    closeTab->setWhatsThis(i18nc("@info:whatsthis", "This closes the "
-        "currently viewed tab. If no more tabs are left this window "
-        "will close instead."));
+    closeTab->setToolTip(i18nc("@info", "Close Tab"));
+    closeTab->setWhatsThis(i18nc("@info:whatsthis",
+                                 "This closes the "
+                                 "currently viewed tab. If no more tabs are left, this closes "
+                                 "the whole window instead."));

 
 

-    QAction* quitAction = KStandardAction::quit(this, &DolphinMainWindow::quit, actionCollection());
+    QAction *quitAction = KStandardAction::quit(this, &DolphinMainWindow::quit, actionCollection());

     quitAction->setWhatsThis(i18nc("@info:whatsthis quit", "This closes this window."));
 
     // setup 'Edit' menu
     quitAction->setWhatsThis(i18nc("@info:whatsthis quit", "This closes this window."));
 
     // setup 'Edit' menu

-    KStandardAction::undo(this,
-                          &DolphinMainWindow::undo,
-                          actionCollection());
+    KStandardAction::undo(this, &DolphinMainWindow::undo, actionCollection());

 
     // i18n: This will be the last paragraph for the whatsthis for all three:
     // Cut, Copy and Paste
 
     // i18n: This will be the last paragraph for the whatsthis for all three:
     // Cut, Copy and Paste

-    const QString cutCopyPastePara = xi18nc("@info:whatsthis", "<para><emphasis>Cut, "
-        "Copy</emphasis> and <emphasis>Paste</emphasis> work between many "
-        "applications and are among the most used commands. That's why their "
-        "<emphasis>keyboard shortcuts</emphasis> are prominently placed right "
-        "next to each other on the keyboard: <shortcut>Ctrl+X</shortcut>, "
-        "<shortcut>Ctrl+C</shortcut> and <shortcut>Ctrl+V</shortcut>.</para>");
-    QAction* cutAction = KStandardAction::cut(this, &DolphinMainWindow::cut, actionCollection());
-    cutAction->setWhatsThis(xi18nc("@info:whatsthis cut", "This copies the items "
-        "in your current selection to the <emphasis>clipboard</emphasis>.<nl/>"
-        "Use the <emphasis>Paste</emphasis> action afterwards to copy them from "
-        "the clipboard to a new location. The items will be removed from their "
-        "initial location.") + cutCopyPastePara);
-    QAction* copyAction = KStandardAction::copy(this, &DolphinMainWindow::copy, actionCollection());
-    copyAction->setWhatsThis(xi18nc("@info:whatsthis copy", "This copies the "
-        "items in your current selection to the <emphasis>clipboard</emphasis>."
-        "<nl/>Use the <emphasis>Paste</emphasis> action afterwards to copy them "
-        "from the clipboard to a new location.") +  cutCopyPastePara);
-    QAction* paste = KStandardAction::paste(this, &DolphinMainWindow::paste, actionCollection());
+    const QString cutCopyPastePara = xi18nc("@info:whatsthis",
+                                            "<para><emphasis>Cut, "
+                                            "Copy</emphasis> and <emphasis>Paste</emphasis> work between many "
+                                            "applications and are among the most used commands. That's why their "
+                                            "<emphasis>keyboard shortcuts</emphasis> are prominently placed right "
+                                            "next to each other on the keyboard: <shortcut>Ctrl+X</shortcut>, "
+                                            "<shortcut>Ctrl+C</shortcut> and <shortcut>Ctrl+V</shortcut>.</para>");
+    QAction *cutAction = KStandardAction::cut(this, &DolphinMainWindow::cut, actionCollection());
+    m_actionTextHelper->registerTextWhenNothingIsSelected(cutAction, i18nc("@action", "Cut…"));
+    cutAction->setWhatsThis(xi18nc("@info:whatsthis cut",
+                                   "This copies the items "
+                                   "in your current selection to the <emphasis>clipboard</emphasis>.<nl/>"
+                                   "Use the <emphasis>Paste</emphasis> action afterwards to copy them from "
+                                   "the clipboard to a new location. The items will be removed from their "
+                                   "initial location.")
+                            + cutCopyPastePara);
+    QAction *copyAction = KStandardAction::copy(this, &DolphinMainWindow::copy, actionCollection());
+    m_actionTextHelper->registerTextWhenNothingIsSelected(copyAction, i18nc("@action", "Copy…"));
+    copyAction->setWhatsThis(xi18nc("@info:whatsthis copy",
+                                    "This copies the "
+                                    "items in your current selection to the <emphasis>clipboard</emphasis>."
+                                    "<nl/>Use the <emphasis>Paste</emphasis> action afterwards to copy them "
+                                    "from the clipboard to a new location.")
+                             + cutCopyPastePara);
+    QAction *paste = KStandardAction::paste(this, &DolphinMainWindow::paste, actionCollection());

     // The text of the paste-action is modified dynamically by Dolphin
     // (e. g. to "Paste One Folder"). To prevent that the size of the toolbar changes
     // due to the long text, the text "Paste" is used:
     paste->setIconText(i18nc("@action:inmenu Edit", "Paste"));
     // The text of the paste-action is modified dynamically by Dolphin
     // (e. g. to "Paste One Folder"). To prevent that the size of the toolbar changes
     // due to the long text, the text "Paste" is used:
     paste->setIconText(i18nc("@action:inmenu Edit", "Paste"));

-    paste->setWhatsThis(xi18nc("@info:whatsthis paste", "This copies the items from "
-        "your <emphasis>clipboard</emphasis> to the currently viewed folder.<nl/>"
-        "If the items were added to the clipboard by the <emphasis>Cut</emphasis> "
-        "action they are removed from their old location.") +  cutCopyPastePara);
-
-    QAction* copyToOtherViewAction = actionCollection()->addAction(QStringLiteral("copy_to_inactive_split_view"));
-    copyToOtherViewAction->setText(i18nc("@action:inmenu", "Copy to Inactive Split View"));
-    copyToOtherViewAction->setWhatsThis(xi18nc("@info:whatsthis Copy", "This copies the selected items from "
-        "the <emphasis>active</emphasis> view to the inactive split view."));
+    paste->setWhatsThis(xi18nc("@info:whatsthis paste",
+                               "This copies the items from "
+                               "your <emphasis>clipboard</emphasis> to the currently viewed folder.<nl/>"
+                               "If the items were added to the clipboard by the <emphasis>Cut</emphasis> "
+                               "action they are removed from their old location.")
+                        + cutCopyPastePara);
+
+    QAction *copyToOtherViewAction = actionCollection()->addAction(QStringLiteral("copy_to_inactive_split_view"));
+    copyToOtherViewAction->setText(i18nc("@action:inmenu", "Copy to Other View"));
+    m_actionTextHelper->registerTextWhenNothingIsSelected(copyToOtherViewAction, i18nc("@action:inmenu", "Copy to Other View…"));
+    copyToOtherViewAction->setWhatsThis(xi18nc("@info:whatsthis Copy",
+                                               "This copies the selected items from "
+                                               "the view in focus to the other view. "
+                                               "(Only available while in Split View mode.)"));

     copyToOtherViewAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));
     copyToOtherViewAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));

-    copyToOtherViewAction->setIconText(i18nc("@action:inmenu Edit", "Copy to Inactive Split View"));
-    actionCollection()->setDefaultShortcut(copyToOtherViewAction, Qt::SHIFT | Qt::Key_F5 );
-    connect(copyToOtherViewAction, &QAction::triggered, m_tabWidget, &DolphinTabWidget::copyToInactiveSplitView);
-
-    QAction* moveToOtherViewAction = actionCollection()->addAction(QStringLiteral("move_to_inactive_split_view"));
-    moveToOtherViewAction->setText(i18nc("@action:inmenu", "Move to Inactive Split View"));
-    moveToOtherViewAction->setWhatsThis(xi18nc("@info:whatsthis Move", "This moves the selected items from "
-        "the <emphasis>active</emphasis> view to the inactive split view."));
+    copyToOtherViewAction->setIconText(i18nc("@action:inmenu Edit", "Copy to Other View"));
+    actionCollection()->setDefaultShortcut(copyToOtherViewAction, Qt::SHIFT | Qt::Key_F5);
+    connect(copyToOtherViewAction, &QAction::triggered, this, &DolphinMainWindow::copyToInactiveSplitView);
+
+    QAction *moveToOtherViewAction = actionCollection()->addAction(QStringLiteral("move_to_inactive_split_view"));
+    moveToOtherViewAction->setText(i18nc("@action:inmenu", "Move to Other View"));
+    m_actionTextHelper->registerTextWhenNothingIsSelected(moveToOtherViewAction, i18nc("@action:inmenu", "Move to Other View…"));
+    moveToOtherViewAction->setWhatsThis(xi18nc("@info:whatsthis Move",
+                                               "This moves the selected items from "
+                                               "the view in focus to the other view. "
+                                               "(Only available while in Split View mode.)"));

     moveToOtherViewAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-cut")));
     moveToOtherViewAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-cut")));

-    moveToOtherViewAction->setIconText(i18nc("@action:inmenu Edit", "Move to Inactive Split View"));
-    actionCollection()->setDefaultShortcut(moveToOtherViewAction, Qt::SHIFT | Qt::Key_F6 );
-    connect(moveToOtherViewAction, &QAction::triggered, m_tabWidget, &DolphinTabWidget::moveToInactiveSplitView);
+    moveToOtherViewAction->setIconText(i18nc("@action:inmenu Edit", "Move to Other View"));
+    actionCollection()->setDefaultShortcut(moveToOtherViewAction, Qt::SHIFT | Qt::Key_F6);
+    connect(moveToOtherViewAction, &QAction::triggered, this, &DolphinMainWindow::moveToInactiveSplitView);

 
 

-    QAction* showFilterBar = actionCollection()->addAction(QStringLiteral("show_filter_bar"));
-    showFilterBar->setText(i18nc("@action:inmenu Tools", "Filter..."));
+    QAction *showFilterBar = actionCollection()->addAction(QStringLiteral("show_filter_bar"));
+    showFilterBar->setText(i18nc("@action:inmenu Tools", "Filter…"));

     showFilterBar->setToolTip(i18nc("@info:tooltip", "Show Filter Bar"));
     showFilterBar->setToolTip(i18nc("@info:tooltip", "Show Filter Bar"));

-    showFilterBar->setWhatsThis(xi18nc("@info:whatsthis", "This opens the "
-        "<emphasis>Filter Bar</emphasis> at the bottom of the window.<nl/> "
-        "There you can enter a text to filter the files and folders currently displayed. "
-        "Only those that contain the text in their name will be kept in view."));
+    showFilterBar->setWhatsThis(xi18nc("@info:whatsthis",
+                                       "This opens the "
+                                       "<emphasis>Filter Bar</emphasis> at the bottom of the window.<nl/> "
+                                       "There you can enter text to filter the files and folders currently displayed. "
+                                       "Only those that contain the text in their name will be kept in view."));

     showFilterBar->setIcon(QIcon::fromTheme(QStringLiteral("view-filter")));
     actionCollection()->setDefaultShortcuts(showFilterBar, {Qt::CTRL | Qt::Key_I, Qt::Key_Slash});
     connect(showFilterBar, &QAction::triggered, this, &DolphinMainWindow::showFilterBar);
     showFilterBar->setIcon(QIcon::fromTheme(QStringLiteral("view-filter")));
     actionCollection()->setDefaultShortcuts(showFilterBar, {Qt::CTRL | Qt::Key_I, Qt::Key_Slash});
     connect(showFilterBar, &QAction::triggered, this, &DolphinMainWindow::showFilterBar);


@@ -1597,14 +1825,15 @@ void DolphinMainWindow::setupActions()
     connect(toggleFilter, &QAction::triggered, this, &DolphinMainWindow::toggleFilterBar);
 
     QAction *searchAction = KStandardAction::find(this, &DolphinMainWindow::find, actionCollection());
     connect(toggleFilter, &QAction::triggered, this, &DolphinMainWindow::toggleFilterBar);
 
     QAction *searchAction = KStandardAction::find(this, &DolphinMainWindow::find, actionCollection());

-    searchAction->setText(i18n("Search..."));
+    searchAction->setText(i18n("Search…"));

     searchAction->setToolTip(i18nc("@info:tooltip", "Search for files and folders"));
     searchAction->setToolTip(i18nc("@info:tooltip", "Search for files and folders"));

-    searchAction->setWhatsThis(xi18nc("@info:whatsthis find", "<para>This helps you "
-        "find files and folders by opening a <emphasis>find bar</emphasis>. "
-        "There you can enter search terms and specify settings to find the "
-        "objects you are looking for.</para><para>Use this help again on "
-        "the find bar so we can have a look at it while the settings are "
-        "explained.</para>"));
+    searchAction->setWhatsThis(xi18nc("@info:whatsthis find",
+                                      "<para>This helps you "
+                                      "find files and folders by opening a <emphasis>search bar</emphasis>. "
+                                      "There you can enter search terms and specify settings to find the "
+                                      "items you are looking for.</para><para>Use this help again on "
+                                      "the search bar so we can have a look at it while the settings are "
+                                      "explained.</para>"));

 
     // toggle_search acts as a copy of the main searchAction to be used mainly
     // in the toolbar, with no default shortcut attached, to avoid messing with
 
     // toggle_search acts as a copy of the main searchAction to be used mainly
     // in the toolbar, with no default shortcut attached, to avoid messing with


@@ -1617,30 +1846,85 @@ void DolphinMainWindow::setupActions()
     toggleSearchAction->setWhatsThis(searchAction->whatsThis());
     toggleSearchAction->setCheckable(true);
 
     toggleSearchAction->setWhatsThis(searchAction->whatsThis());
     toggleSearchAction->setCheckable(true);
 

-    QAction* selectAllAction = KStandardAction::selectAll(this, &DolphinMainWindow::selectAll, actionCollection());
-    selectAllAction->setWhatsThis(xi18nc("@info:whatsthis", "This selects all "
-        "files and folders in the current location."));
-
-    QAction* invertSelection = actionCollection()->addAction(QStringLiteral("invert_selection"));
+    QAction *toggleSelectionModeAction = actionCollection()->addAction(QStringLiteral("toggle_selection_mode"));
+    // i18n: This action toggles a selection mode.
+    toggleSelectionModeAction->setText(i18nc("@action:inmenu", "Select Files and Folders"));
+    // i18n: Opens a selection mode for selecting files/folders.
+    // The text is kept so unspecific because it will be shown on the toolbar where space is at a premium.
+    toggleSelectionModeAction->setIconText(i18nc("@action:intoolbar", "Select"));
+    toggleSelectionModeAction->setWhatsThis(xi18nc(
+        "@info:whatsthis",
+        "<para>This application only knows which files or folders should be acted on if they are"
+        " <emphasis>selected</emphasis> first. Press this to toggle a <emphasis>Selection Mode</emphasis> which makes selecting and deselecting as easy as "
+        "pressing an item once.</para><para>While in this mode, a quick access bar at the bottom shows available actions for the currently selected items."
+        "</para>"));
+    toggleSelectionModeAction->setIcon(QIcon::fromTheme(QStringLiteral("quickwizard")));
+    toggleSelectionModeAction->setCheckable(true);
+    actionCollection()->setDefaultShortcut(toggleSelectionModeAction, Qt::Key_Space);
+    connect(toggleSelectionModeAction, &QAction::triggered, this, &DolphinMainWindow::toggleSelectionMode);
+
+    // A special version of the toggleSelectionModeAction for the toolbar that also contains a menu
+    // with the selectAllAction and invertSelectionAction.
+    auto *toggleSelectionModeToolBarAction =
+        new KToolBarPopupAction(toggleSelectionModeAction->icon(), toggleSelectionModeAction->iconText(), actionCollection());
+    toggleSelectionModeToolBarAction->setToolTip(toggleSelectionModeAction->text());
+    toggleSelectionModeToolBarAction->setWhatsThis(toggleSelectionModeAction->whatsThis());
+    actionCollection()->addAction(QStringLiteral("toggle_selection_mode_tool_bar"), toggleSelectionModeToolBarAction);
+    toggleSelectionModeToolBarAction->setCheckable(true);
+    toggleSelectionModeToolBarAction->setPopupMode(KToolBarPopupAction::DelayedPopup);
+    connect(toggleSelectionModeToolBarAction, &QAction::triggered, toggleSelectionModeAction, &QAction::trigger);
+    connect(toggleSelectionModeAction, &QAction::toggled, toggleSelectionModeToolBarAction, &QAction::setChecked);
+
+    QAction *selectAllAction = KStandardAction::selectAll(this, &DolphinMainWindow::selectAll, actionCollection());
+    selectAllAction->setWhatsThis(xi18nc("@info:whatsthis",
+                                         "This selects all "
+                                         "files and folders in the current location."));
+
+    QAction *invertSelection = actionCollection()->addAction(QStringLiteral("invert_selection"));

     invertSelection->setText(i18nc("@action:inmenu Edit", "Invert Selection"));
     invertSelection->setText(i18nc("@action:inmenu Edit", "Invert Selection"));

-    invertSelection->setWhatsThis(xi18nc("@info:whatsthis invert", "This selects all "
-        "objects that you have currently <emphasis>not</emphasis> selected instead."));
+    invertSelection->setWhatsThis(xi18nc("@info:whatsthis invert",
+                                         "This selects all "
+                                         "items that you have currently <emphasis>not</emphasis> selected instead."));

     invertSelection->setIcon(QIcon::fromTheme(QStringLiteral("edit-select-invert")));
     actionCollection()->setDefaultShortcut(invertSelection, Qt::CTRL | Qt::SHIFT | Qt::Key_A);
     connect(invertSelection, &QAction::triggered, this, &DolphinMainWindow::invertSelection);
 
     invertSelection->setIcon(QIcon::fromTheme(QStringLiteral("edit-select-invert")));
     actionCollection()->setDefaultShortcut(invertSelection, Qt::CTRL | Qt::SHIFT | Qt::Key_A);
     connect(invertSelection, &QAction::triggered, this, &DolphinMainWindow::invertSelection);
 

+    QMenu *toggleSelectionModeActionMenu = new QMenu(this);
+    toggleSelectionModeActionMenu->addAction(selectAllAction);
+    toggleSelectionModeActionMenu->addAction(invertSelection);
+    toggleSelectionModeToolBarAction->setMenu(toggleSelectionModeActionMenu);
+

     // setup 'View' menu
     // (note that most of it is set up in DolphinViewActionHandler)
 
     // setup 'View' menu
     // (note that most of it is set up in DolphinViewActionHandler)
 

-    QAction* split = actionCollection()->addAction(QStringLiteral("split_view"));
-    split->setWhatsThis(xi18nc("@info:whatsthis find", "<para>This splits "
-        "the folder view below into two autonomous views.</para><para>This "
-        "way you can see two locations at once and move items between them "
-        "quickly.</para>Click this again afterwards to recombine the views."));
-    actionCollection()->setDefaultShortcut(split, Qt::Key_F3);
-    connect(split, &QAction::triggered, this, &DolphinMainWindow::toggleSplitView);
+    Admin::WorkerIntegration::createActAsAdminAction(actionCollection(), this);
+
+    m_splitViewAction = actionCollection()->add<KActionMenu>(QStringLiteral("split_view"));
+    m_splitViewMenuAction = actionCollection()->addAction(QStringLiteral("split_view_menu"));

 
 

-    QAction* stashSplit = actionCollection()->addAction(QStringLiteral("split_stash"));
+    m_splitViewAction->setWhatsThis(xi18nc("@info:whatsthis split",
+                                           "<para>This presents "
+                                           "a second view side-by-side with the current view, so you can see "
+                                           "the contents of two folders at once and easily move items between "
+                                           "them.</para><para>The view that is not \"in focus\" will be dimmed. "
+                                           "</para>Click this button again to close one of the views."));
+    m_splitViewMenuAction->setWhatsThis(m_splitViewAction->whatsThis());
+
+    // only set it for the menu version
+    actionCollection()->setDefaultShortcut(m_splitViewMenuAction, Qt::Key_F3);
+
+    connect(m_splitViewAction, &QAction::triggered, this, &DolphinMainWindow::toggleSplitView);
+    connect(m_splitViewMenuAction, &QAction::triggered, this, &DolphinMainWindow::toggleSplitView);
+
+    QAction *popoutSplit = actionCollection()->addAction(QStringLiteral("popout_split_view"));
+    popoutSplit->setWhatsThis(xi18nc("@info:whatsthis",
+                                     "If the view has been split, this will pop the view in focus "
+                                     "out into a new window."));
+    popoutSplit->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
+    actionCollection()->setDefaultShortcut(popoutSplit, Qt::SHIFT | Qt::Key_F3);
+    connect(popoutSplit, &QAction::triggered, this, &DolphinMainWindow::popoutSplitView);
+
+    QAction *stashSplit = actionCollection()->addAction(QStringLiteral("split_stash"));

     actionCollection()->setDefaultShortcut(stashSplit, Qt::CTRL | Qt::Key_S);
     stashSplit->setText(i18nc("@action:intoolbar Stash", "Stash"));
     stashSplit->setToolTip(i18nc("@info", "Opens the stash virtual directory in a split window"));
     actionCollection()->setDefaultShortcut(stashSplit, Qt::CTRL | Qt::Key_S);
     stashSplit->setText(i18nc("@action:intoolbar Stash", "Stash"));
     stashSplit->setToolTip(i18nc("@info", "Opens the stash virtual directory in a split window"));


@@ -1650,34 +1934,41 @@ void DolphinMainWindow::setupActions()
     stashSplit->setVisible(sessionInterface && sessionInterface->isServiceRegistered(QStringLiteral("org.kde.kio.StashNotifier")));
     connect(stashSplit, &QAction::triggered, this, &DolphinMainWindow::toggleSplitStash);
 
     stashSplit->setVisible(sessionInterface && sessionInterface->isServiceRegistered(QStringLiteral("org.kde.kio.StashNotifier")));
     connect(stashSplit, &QAction::triggered, this, &DolphinMainWindow::toggleSplitStash);
 

-    KStandardAction::redisplay(this, &DolphinMainWindow::reloadView, actionCollection());
+    QAction *redisplay = KStandardAction::redisplay(this, &DolphinMainWindow::reloadView, actionCollection());
+    redisplay->setToolTip(i18nc("@info:tooltip", "Refresh view"));
+    redisplay->setWhatsThis(xi18nc("@info:whatsthis refresh",
+                                   "<para>This refreshes "
+                                   "the folder view.</para>"
+                                   "<para>If the contents of this folder have changed, refreshing will re-scan this folder "
+                                   "and show you a newly-updated view of the files and folders contained here.</para>"
+                                   "<para>If the view is split, this refreshes the one that is currently in focus.</para>"));

 
 

-    QAction* stop = actionCollection()->addAction(QStringLiteral("stop"));
+    QAction *stop = actionCollection()->addAction(QStringLiteral("stop"));

     stop->setText(i18nc("@action:inmenu View", "Stop"));
     stop->setToolTip(i18nc("@info", "Stop loading"));
     stop->setWhatsThis(i18nc("@info", "This stops the loading of the contents of the current folder."));
     stop->setIcon(QIcon::fromTheme(QStringLiteral("process-stop")));
     connect(stop, &QAction::triggered, this, &DolphinMainWindow::stopLoading);
 
     stop->setText(i18nc("@action:inmenu View", "Stop"));
     stop->setToolTip(i18nc("@info", "Stop loading"));
     stop->setWhatsThis(i18nc("@info", "This stops the loading of the contents of the current folder."));
     stop->setIcon(QIcon::fromTheme(QStringLiteral("process-stop")));
     connect(stop, &QAction::triggered, this, &DolphinMainWindow::stopLoading);
 

-    KToggleAction* editableLocation = actionCollection()->add<KToggleAction>(QStringLiteral("editable_location"));
+    KToggleAction *editableLocation = actionCollection()->add<KToggleAction>(QStringLiteral("editable_location"));

     editableLocation->setText(i18nc("@action:inmenu Navigation Bar", "Editable Location"));
     editableLocation->setWhatsThis(xi18nc("@info:whatsthis",
     editableLocation->setText(i18nc("@action:inmenu Navigation Bar", "Editable Location"));
     editableLocation->setWhatsThis(xi18nc("@info:whatsthis",

-        "This toggles the <emphasis>Location Bar</emphasis> to be "
-        "editable so you can directly enter a location you want to go to.<nl/>"
-        "You can also switch to editing by clicking to the right of the "
-        "location and switch back by confirming the edited location."));
+                                          "This toggles the <emphasis>Location Bar</emphasis> to be "
+                                          "editable so you can directly enter a location you want to go to.<nl/>"
+                                          "You can also switch to editing by clicking to the right of the "
+                                          "location and switch back by confirming the edited location."));

     actionCollection()->setDefaultShortcut(editableLocation, Qt::Key_F6);
     connect(editableLocation, &KToggleAction::triggered, this, &DolphinMainWindow::toggleEditLocation);
 
     actionCollection()->setDefaultShortcut(editableLocation, Qt::Key_F6);
     connect(editableLocation, &KToggleAction::triggered, this, &DolphinMainWindow::toggleEditLocation);
 

-    QAction* replaceLocation = actionCollection()->addAction(QStringLiteral("replace_location"));
+    QAction *replaceLocation = actionCollection()->addAction(QStringLiteral("replace_location"));

     replaceLocation->setText(i18nc("@action:inmenu Navigation Bar", "Replace Location"));
     // i18n: "enter" is used both in the meaning of "writing" and "going to" a new location here.
     // Both meanings are useful but not necessary to understand the use of "Replace Location".
     // So you might want to be more verbose in your language to convey the meaning but it's up to you.
     replaceLocation->setWhatsThis(xi18nc("@info:whatsthis",
     replaceLocation->setText(i18nc("@action:inmenu Navigation Bar", "Replace Location"));
     // i18n: "enter" is used both in the meaning of "writing" and "going to" a new location here.
     // Both meanings are useful but not necessary to understand the use of "Replace Location".
     // So you might want to be more verbose in your language to convey the meaning but it's up to you.
     replaceLocation->setWhatsThis(xi18nc("@info:whatsthis",

-        "This switches to editing the location and selects it "
-        "so you can quickly enter a different location."));
-    actionCollection()->setDefaultShortcut(replaceLocation, Qt::CTRL | Qt::Key_L);
+                                         "This switches to editing the location and selects it "
+                                         "so you can quickly enter a different location."));
+    actionCollection()->setDefaultShortcuts(replaceLocation, {Qt::CTRL | Qt::Key_L, Qt::ALT | Qt::Key_D});

     connect(replaceLocation, &QAction::triggered, this, &DolphinMainWindow::replaceLocation);
 
     // setup 'Go' menu
     connect(replaceLocation, &QAction::triggered, this, &DolphinMainWindow::replaceLocation);
 
     // setup 'Go' menu


@@ -1687,41 +1978,39 @@ void DolphinMainWindow::setupActions()
         m_backAction->setObjectName(backAction->objectName());
         m_backAction->setShortcuts(backAction->shortcuts());
     }
         m_backAction->setObjectName(backAction->objectName());
         m_backAction->setShortcuts(backAction->shortcuts());
     }

-    m_backAction->setPopupMode(QToolButton::DelayedPopup);
+    m_backAction->setPopupMode(KToolBarPopupAction::DelayedPopup);

     connect(m_backAction, &QAction::triggered, this, &DolphinMainWindow::goBack);
     connect(m_backAction, &QAction::triggered, this, &DolphinMainWindow::goBack);

-    connect(m_backAction->menu(), &QMenu::aboutToShow, this, &DolphinMainWindow::slotAboutToShowBackPopupMenu);
-    connect(m_backAction->menu(), &QMenu::triggered, this, &DolphinMainWindow::slotGoBack);
+    connect(m_backAction->popupMenu(), &QMenu::aboutToShow, this, &DolphinMainWindow::slotAboutToShowBackPopupMenu);
+    connect(m_backAction->popupMenu(), &QMenu::triggered, this, &DolphinMainWindow::slotGoBack);

     actionCollection()->addAction(m_backAction->objectName(), m_backAction);
 
     auto backShortcuts = m_backAction->shortcuts();
     actionCollection()->addAction(m_backAction->objectName(), m_backAction);
 
     auto backShortcuts = m_backAction->shortcuts();

-    backShortcuts.append(QKeySequence(Qt::Key_Backspace));
+    // Prepend this shortcut, to avoid being hidden by the two-slot UI (#371130)
+    backShortcuts.prepend(QKeySequence(Qt::Key_Backspace));

     actionCollection()->setDefaultShortcuts(m_backAction, backShortcuts);
 
     actionCollection()->setDefaultShortcuts(m_backAction, backShortcuts);
 

-    DolphinRecentTabsMenu* recentTabsMenu = new DolphinRecentTabsMenu(this);
+    DolphinRecentTabsMenu *recentTabsMenu = new DolphinRecentTabsMenu(this);

     actionCollection()->addAction(QStringLiteral("closed_tabs"), recentTabsMenu);
     actionCollection()->addAction(QStringLiteral("closed_tabs"), recentTabsMenu);

-    connect(m_tabWidget, &DolphinTabWidget::rememberClosedTab,
-            recentTabsMenu, &DolphinRecentTabsMenu::rememberClosedTab);
-    connect(recentTabsMenu, &DolphinRecentTabsMenu::restoreClosedTab,
-            m_tabWidget, &DolphinTabWidget::restoreClosedTab);
-    connect(recentTabsMenu, &DolphinRecentTabsMenu::closedTabsCountChanged,
-            this, &DolphinMainWindow::closedTabsCountChanged);
-
-    QAction* undoCloseTab = actionCollection()->addAction(QStringLiteral("undo_close_tab"));
+    connect(m_tabWidget, &DolphinTabWidget::rememberClosedTab, recentTabsMenu, &DolphinRecentTabsMenu::rememberClosedTab);
+    connect(recentTabsMenu, &DolphinRecentTabsMenu::restoreClosedTab, m_tabWidget, &DolphinTabWidget::restoreClosedTab);
+    connect(recentTabsMenu, &DolphinRecentTabsMenu::closedTabsCountChanged, this, &DolphinMainWindow::closedTabsCountChanged);
+
+    QAction *undoCloseTab = actionCollection()->addAction(QStringLiteral("undo_close_tab"));

     undoCloseTab->setText(i18nc("@action:inmenu File", "Undo close tab"));
     undoCloseTab->setText(i18nc("@action:inmenu File", "Undo close tab"));

-    undoCloseTab->setWhatsThis(i18nc("@info:whatsthis undo close tab",
-        "This returns you to the previously closed tab."));
+    undoCloseTab->setWhatsThis(i18nc("@info:whatsthis undo close tab", "This returns you to the previously closed tab."));

     actionCollection()->setDefaultShortcut(undoCloseTab, Qt::CTRL | Qt::SHIFT | Qt::Key_T);
     undoCloseTab->setIcon(QIcon::fromTheme(QStringLiteral("edit-undo")));
     undoCloseTab->setEnabled(false);
     connect(undoCloseTab, &QAction::triggered, recentTabsMenu, &DolphinRecentTabsMenu::undoCloseTab);
 
     auto undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
     actionCollection()->setDefaultShortcut(undoCloseTab, Qt::CTRL | Qt::SHIFT | Qt::Key_T);
     undoCloseTab->setIcon(QIcon::fromTheme(QStringLiteral("edit-undo")));
     undoCloseTab->setEnabled(false);
     connect(undoCloseTab, &QAction::triggered, recentTabsMenu, &DolphinRecentTabsMenu::undoCloseTab);
 
     auto undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));

-    undoAction->setWhatsThis(xi18nc("@info:whatsthis", "This undoes "
-        "the last change you made to files or folders.<nl/>"
-        "Such changes include <interface>creating, renaming</interface> "
-        "and <interface>moving</interface> them to a different location "
-        "or to the <filename>Trash</filename>. <nl/>Changes that can't "
-        "be undone will ask for your confirmation."));
+    undoAction->setWhatsThis(xi18nc("@info:whatsthis",
+                                    "This undoes "
+                                    "the last change you made to files or folders.<nl/>"
+                                    "Such changes include <interface>creating</interface>, <interface>renaming</interface> "
+                                    "and <interface>moving</interface> them to a different location "
+                                    "or to the <filename>Trash</filename>. <nl/>Any changes that cannot be undone "
+                                    "will ask for your confirmation beforehand."));

     undoAction->setEnabled(false); // undo should be disabled by default
 
     {
     undoAction->setEnabled(false); // undo should be disabled by default
 
     {


@@ -1730,68 +2019,61 @@ void DolphinMainWindow::setupActions()
         m_forwardAction->setObjectName(forwardAction->objectName());
         m_forwardAction->setShortcuts(forwardAction->shortcuts());
     }
         m_forwardAction->setObjectName(forwardAction->objectName());
         m_forwardAction->setShortcuts(forwardAction->shortcuts());
     }

-    m_forwardAction->setPopupMode(QToolButton::DelayedPopup);
+    m_forwardAction->setPopupMode(KToolBarPopupAction::DelayedPopup);

     connect(m_forwardAction, &QAction::triggered, this, &DolphinMainWindow::goForward);
     connect(m_forwardAction, &QAction::triggered, this, &DolphinMainWindow::goForward);

-    connect(m_forwardAction->menu(), &QMenu::aboutToShow, this, &DolphinMainWindow::slotAboutToShowForwardPopupMenu);
-    connect(m_forwardAction->menu(), &QMenu::triggered, this, &DolphinMainWindow::slotGoForward);
+    connect(m_forwardAction->popupMenu(), &QMenu::aboutToShow, this, &DolphinMainWindow::slotAboutToShowForwardPopupMenu);
+    connect(m_forwardAction->popupMenu(), &QMenu::triggered, this, &DolphinMainWindow::slotGoForward);

     actionCollection()->addAction(m_forwardAction->objectName(), m_forwardAction);
     actionCollection()->setDefaultShortcuts(m_forwardAction, m_forwardAction->shortcuts());
 
     // enable middle-click to open in a new tab
     auto *middleClickEventFilter = new MiddleClickActionEventFilter(this);
     connect(middleClickEventFilter, &MiddleClickActionEventFilter::actionMiddleClicked, this, &DolphinMainWindow::slotBackForwardActionMiddleClicked);
     actionCollection()->addAction(m_forwardAction->objectName(), m_forwardAction);
     actionCollection()->setDefaultShortcuts(m_forwardAction, m_forwardAction->shortcuts());
 
     // enable middle-click to open in a new tab
     auto *middleClickEventFilter = new MiddleClickActionEventFilter(this);
     connect(middleClickEventFilter, &MiddleClickActionEventFilter::actionMiddleClicked, this, &DolphinMainWindow::slotBackForwardActionMiddleClicked);

-    m_backAction->menu()->installEventFilter(middleClickEventFilter);
-    m_forwardAction->menu()->installEventFilter(middleClickEventFilter);
+    m_backAction->popupMenu()->installEventFilter(middleClickEventFilter);
+    m_forwardAction->popupMenu()->installEventFilter(middleClickEventFilter);

     KStandardAction::up(this, &DolphinMainWindow::goUp, actionCollection());
     KStandardAction::up(this, &DolphinMainWindow::goUp, actionCollection());

-    QAction* homeAction = KStandardAction::home(this, &DolphinMainWindow::goHome, actionCollection());
-    homeAction->setWhatsThis(xi18nc("@info:whatsthis", "Go to your "
-        "<filename>Home</filename> folder.<nl/>Every user account "
-        "has their own <filename>Home</filename> that contains their data "
-        "including folders that contain personal application data."));
+    QAction *homeAction = KStandardAction::home(this, &DolphinMainWindow::goHome, actionCollection());
+    homeAction->setWhatsThis(xi18nc("@info:whatsthis",
+                                    "Go to your "
+                                    "<filename>Home</filename> folder.<nl/>Every user account "
+                                    "has their own <filename>Home</filename> that contains their personal files, "
+                                    "as well as hidden folders for their applications' data and configuration files."));

 
     // setup 'Tools' menu
 
     // setup 'Tools' menu

-    QAction* compareFiles = actionCollection()->addAction(QStringLiteral("compare_files"));
+    QAction *compareFiles = actionCollection()->addAction(QStringLiteral("compare_files"));

     compareFiles->setText(i18nc("@action:inmenu Tools", "Compare Files"));
     compareFiles->setIcon(QIcon::fromTheme(QStringLiteral("kompare")));
     compareFiles->setEnabled(false);
     connect(compareFiles, &QAction::triggered, this, &DolphinMainWindow::compareFiles);
 
     compareFiles->setText(i18nc("@action:inmenu Tools", "Compare Files"));
     compareFiles->setIcon(QIcon::fromTheme(QStringLiteral("kompare")));
     compareFiles->setEnabled(false);
     connect(compareFiles, &QAction::triggered, this, &DolphinMainWindow::compareFiles);
 

-    QAction* openPreferredSearchTool = actionCollection()->addAction(QStringLiteral("open_preferred_search_tool"));
+    QAction *openPreferredSearchTool = actionCollection()->addAction(QStringLiteral("open_preferred_search_tool"));

     openPreferredSearchTool->setText(i18nc("@action:inmenu Tools", "Open Preferred Search Tool"));
     openPreferredSearchTool->setWhatsThis(xi18nc("@info:whatsthis",
     openPreferredSearchTool->setText(i18nc("@action:inmenu Tools", "Open Preferred Search Tool"));
     openPreferredSearchTool->setWhatsThis(xi18nc("@info:whatsthis",

-        "<para>This opens a preferred search tool for the viewed location.</para>"
-        "<para>Use <emphasis>More Search Tools</emphasis> menu to configure it.</para>"));
+                                                 "<para>This opens a preferred search tool for the viewed location.</para>"
+                                                 "<para>Use <emphasis>More Search Tools</emphasis> menu to configure it.</para>"));

     openPreferredSearchTool->setIcon(QIcon::fromTheme(QStringLiteral("search")));
     actionCollection()->setDefaultShortcut(openPreferredSearchTool, Qt::CTRL | Qt::SHIFT | Qt::Key_F);
     connect(openPreferredSearchTool, &QAction::triggered, this, &DolphinMainWindow::openPreferredSearchTool);
 
     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {
     openPreferredSearchTool->setIcon(QIcon::fromTheme(QStringLiteral("search")));
     actionCollection()->setDefaultShortcut(openPreferredSearchTool, Qt::CTRL | Qt::SHIFT | Qt::Key_F);
     connect(openPreferredSearchTool, &QAction::triggered, this, &DolphinMainWindow::openPreferredSearchTool);
 
     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {

-        QAction* openTerminal = actionCollection()->addAction(QStringLiteral("open_terminal"));
+        QAction *openTerminal = actionCollection()->addAction(QStringLiteral("open_terminal"));

         openTerminal->setText(i18nc("@action:inmenu Tools", "Open Terminal"));
         openTerminal->setWhatsThis(xi18nc("@info:whatsthis",
         openTerminal->setText(i18nc("@action:inmenu Tools", "Open Terminal"));
         openTerminal->setWhatsThis(xi18nc("@info:whatsthis",

-            "<para>This opens a <emphasis>terminal</emphasis> application for the viewed location.</para>"
-            "<para>To learn more about terminals use the help in the terminal application.</para>"));
+                                          "<para>This opens a <emphasis>terminal</emphasis> application for the viewed location.</para>"
+                                          "<para>To learn more about terminals use the help features in the terminal application.</para>"));

         openTerminal->setIcon(QIcon::fromTheme(QStringLiteral("utilities-terminal")));
         actionCollection()->setDefaultShortcut(openTerminal, Qt::SHIFT | Qt::Key_F4);
         connect(openTerminal, &QAction::triggered, this, &DolphinMainWindow::openTerminal);
 
         openTerminal->setIcon(QIcon::fromTheme(QStringLiteral("utilities-terminal")));
         actionCollection()->setDefaultShortcut(openTerminal, Qt::SHIFT | Qt::Key_F4);
         connect(openTerminal, &QAction::triggered, this, &DolphinMainWindow::openTerminal);
 

-        QAction* openTerminalHere = actionCollection()->addAction(QStringLiteral("open_terminal_here"));
+        QAction *openTerminalHere = actionCollection()->addAction(QStringLiteral("open_terminal_here"));

         // i18n: "Here" refers to the location(s) of the currently selected item(s) or the currently viewed location if nothing is selected.
         openTerminalHere->setText(i18nc("@action:inmenu Tools", "Open Terminal Here"));
         openTerminalHere->setWhatsThis(xi18nc("@info:whatsthis",
         // i18n: "Here" refers to the location(s) of the currently selected item(s) or the currently viewed location if nothing is selected.
         openTerminalHere->setText(i18nc("@action:inmenu Tools", "Open Terminal Here"));
         openTerminalHere->setWhatsThis(xi18nc("@info:whatsthis",

-            "<para>This opens <emphasis>terminal</emphasis> applications for the selected items' locations.</para>"
-            "<para>To learn more about terminals use the help in the terminal application.</para>"));
+                                              "<para>This opens <emphasis>terminal</emphasis> applications for the selected items' locations.</para>"
+                                              "<para>To learn more about terminals use the help features in the terminal application.</para>"));

         openTerminalHere->setIcon(QIcon::fromTheme(QStringLiteral("utilities-terminal")));
         actionCollection()->setDefaultShortcut(openTerminalHere, Qt::SHIFT | Qt::ALT | Qt::Key_F4);
         connect(openTerminalHere, &QAction::triggered, this, &DolphinMainWindow::openTerminalHere);
         openTerminalHere->setIcon(QIcon::fromTheme(QStringLiteral("utilities-terminal")));
         actionCollection()->setDefaultShortcut(openTerminalHere, Qt::SHIFT | Qt::ALT | Qt::Key_F4);
         connect(openTerminalHere, &QAction::triggered, this, &DolphinMainWindow::openTerminalHere);

-
-#if HAVE_TERMINAL
-        QAction* focusTerminalPanel = actionCollection()->addAction(QStringLiteral("focus_terminal_panel"));
-        focusTerminalPanel->setText(i18nc("@action:inmenu Tools", "Focus Terminal Panel"));
-        focusTerminalPanel->setIcon(QIcon::fromTheme(QStringLiteral("swap-panels")));
-        actionCollection()->setDefaultShortcut(focusTerminalPanel, Qt::CTRL | Qt::SHIFT | Qt::Key_F4);
-        connect(focusTerminalPanel, &QAction::triggered, this, &DolphinMainWindow::focusTerminalPanel);
-#endif

     }
 
     // setup 'Bookmarks' menu
     }
 
     // setup 'Bookmarks' menu


@@ -1803,15 +2085,22 @@ void DolphinMainWindow::setupActions()
     actionCollection()->addAction(QStringLiteral("bookmarks"), bookmarkMenu);
 
     // setup 'Settings' menu
     actionCollection()->addAction(QStringLiteral("bookmarks"), bookmarkMenu);
 
     // setup 'Settings' menu

-    KToggleAction* showMenuBar = KStandardAction::showMenubar(nullptr, nullptr, actionCollection());
+    KToggleAction *showMenuBar = KStandardAction::showMenubar(nullptr, nullptr, actionCollection());

     showMenuBar->setWhatsThis(xi18nc("@info:whatsthis",
     showMenuBar->setWhatsThis(xi18nc("@info:whatsthis",

-            "This switches between having a <emphasis>Menubar</emphasis> "
-            "and having a <interface>Control</interface> button. Both "
-            "contain mostly the same commands and configuration options."));
-    connect(showMenuBar, &KToggleAction::triggered,                   // Fixes #286822
-            this, &DolphinMainWindow::toggleShowMenuBar, Qt::QueuedConnection);
-
-    KToggleAction* showStatusBar = KStandardAction::showStatusbar(nullptr, nullptr, actionCollection());
+                                     "<para>This switches between having a <emphasis>Menubar</emphasis> "
+                                     "and having an <interface>%1</interface> button. Both "
+                                     "contain mostly the same actions and configuration options.</para>"
+                                     "<para>The Menubar takes up more space but allows for fast and organized access to all "
+                                     "actions an application has to offer.</para><para>The %1 button "
+                                     "is simpler and small which makes triggering advanced actions more time consuming.</para>",
+                                     hamburgerMenuAction->text().replace('&', "")));
+    connect(showMenuBar,
+            &KToggleAction::triggered, // Fixes #286822
+            this,
+            &DolphinMainWindow::toggleShowMenuBar,
+            Qt::QueuedConnection);
+
+    KToggleAction *showStatusBar = KStandardAction::showStatusbar(nullptr, nullptr, actionCollection());

     showStatusBar->setChecked(GeneralSettings::showStatusBar());
     connect(GeneralSettings::self(), &GeneralSettings::showStatusBarChanged, showStatusBar, &KToggleAction::setChecked);
     connect(showStatusBar, &KToggleAction::triggered, this, [this](bool checked) {
     showStatusBar->setChecked(GeneralSettings::showStatusBar());
     connect(GeneralSettings::self(), &GeneralSettings::showStatusBarChanged, showStatusBar, &KToggleAction::setChecked);
     connect(showStatusBar, &KToggleAction::triggered, this, [this](bool checked) {


@@ -1822,18 +2111,6 @@ void DolphinMainWindow::setupActions()
     KStandardAction::keyBindings(this, &DolphinMainWindow::slotKeyBindings, actionCollection());
     KStandardAction::preferences(this, &DolphinMainWindow::editSettings, actionCollection());
 
     KStandardAction::keyBindings(this, &DolphinMainWindow::slotKeyBindings, actionCollection());
     KStandardAction::preferences(this, &DolphinMainWindow::editSettings, actionCollection());
 

-    // setup 'Help' menu for the m_controlButton. The other one is set up in the base class.
-    m_helpMenu = new KHelpMenu(nullptr);
-    m_helpMenu->menu()->installEventFilter(this);
-    // remove duplicate shortcuts
-    auto removeHelpActionShortcut = [this](KHelpMenu::MenuId menuId) {
-        if (auto *action = m_helpMenu->action(menuId)) {
-            action->setShortcut(QKeySequence());
-        }
-    };
-    removeHelpActionShortcut(KHelpMenu::menuHelpContents);
-    removeHelpActionShortcut(KHelpMenu::menuWhatsThis);
-

     // not in menu actions
     QList<QKeySequence> nextTabKeys = KStandardShortcut::tabNext();
     nextTabKeys.append(QKeySequence(Qt::CTRL | Qt::Key_Tab));
     // not in menu actions
     QList<QKeySequence> nextTabKeys = KStandardShortcut::tabNext();
     nextTabKeys.append(QKeySequence(Qt::CTRL | Qt::Key_Tab));


@@ -1842,10 +2119,12 @@ void DolphinMainWindow::setupActions()
     prevTabKeys.append(QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_Tab));
 
     for (int i = 0; i < MaxActivateTabShortcuts; ++i) {
     prevTabKeys.append(QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_Tab));
 
     for (int i = 0; i < MaxActivateTabShortcuts; ++i) {

-        QAction* activateTab = actionCollection()->addAction(QStringLiteral("activate_tab_%1").arg(i));
-        activateTab->setText(i18nc("@action:inmenu", "Activate Tab %1", i + 1));
+        QAction *activateTab = actionCollection()->addAction(QStringLiteral("activate_tab_%1").arg(i));
+        activateTab->setText(i18nc("@action:inmenu", "Go to Tab %1", i + 1));

         activateTab->setEnabled(false);
         activateTab->setEnabled(false);

-        connect(activateTab, &QAction::triggered, this, [this, i]() { m_tabWidget->activateTab(i); });
+        connect(activateTab, &QAction::triggered, this, [this, i]() {
+            m_tabWidget->activateTab(i);
+        });

 
         // only add default shortcuts for the first 9 tabs regardless of MaxActivateTabShortcuts
         if (i < 9) {
 
         // only add default shortcuts for the first 9 tabs regardless of MaxActivateTabShortcuts
         if (i < 9) {


@@ -1853,47 +2132,57 @@ void DolphinMainWindow::setupActions()
         }
     }
 
         }
     }
 

-    QAction* activateLastTab = actionCollection()->addAction(QStringLiteral("activate_last_tab"));
-    activateLastTab->setText(i18nc("@action:inmenu", "Activate Last Tab"));
+    QAction *activateLastTab = actionCollection()->addAction(QStringLiteral("activate_last_tab"));
+    activateLastTab->setIconText(i18nc("@action:inmenu", "Last Tab"));
+    activateLastTab->setText(i18nc("@action:inmenu", "Go to Last Tab"));

     activateLastTab->setEnabled(false);
     connect(activateLastTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateLastTab);
     actionCollection()->setDefaultShortcut(activateLastTab, Qt::ALT | Qt::Key_0);
 
     activateLastTab->setEnabled(false);
     connect(activateLastTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateLastTab);
     actionCollection()->setDefaultShortcut(activateLastTab, Qt::ALT | Qt::Key_0);
 

-    QAction* activateNextTab = actionCollection()->addAction(QStringLiteral("activate_next_tab"));
+    QAction *activateNextTab = actionCollection()->addAction(QStringLiteral("activate_next_tab"));

     activateNextTab->setIconText(i18nc("@action:inmenu", "Next Tab"));
     activateNextTab->setIconText(i18nc("@action:inmenu", "Next Tab"));

-    activateNextTab->setText(i18nc("@action:inmenu", "Activate Next Tab"));
+    activateNextTab->setText(i18nc("@action:inmenu", "Go to Next Tab"));

     activateNextTab->setEnabled(false);
     connect(activateNextTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateNextTab);
     actionCollection()->setDefaultShortcuts(activateNextTab, nextTabKeys);
 
     activateNextTab->setEnabled(false);
     connect(activateNextTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateNextTab);
     actionCollection()->setDefaultShortcuts(activateNextTab, nextTabKeys);
 

-    QAction* activatePrevTab = actionCollection()->addAction(QStringLiteral("activate_prev_tab"));
+    QAction *activatePrevTab = actionCollection()->addAction(QStringLiteral("activate_prev_tab"));

     activatePrevTab->setIconText(i18nc("@action:inmenu", "Previous Tab"));
     activatePrevTab->setIconText(i18nc("@action:inmenu", "Previous Tab"));

-    activatePrevTab->setText(i18nc("@action:inmenu", "Activate Previous Tab"));
+    activatePrevTab->setText(i18nc("@action:inmenu", "Go to Previous Tab"));

     activatePrevTab->setEnabled(false);
     connect(activatePrevTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activatePrevTab);
     actionCollection()->setDefaultShortcuts(activatePrevTab, prevTabKeys);
 
     // for context menu
     activatePrevTab->setEnabled(false);
     connect(activatePrevTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activatePrevTab);
     actionCollection()->setDefaultShortcuts(activatePrevTab, prevTabKeys);
 
     // for context menu

-    QAction* showTarget = actionCollection()->addAction(QStringLiteral("show_target"));
+    QAction *showTarget = actionCollection()->addAction(QStringLiteral("show_target"));

     showTarget->setText(i18nc("@action:inmenu", "Show Target"));
     showTarget->setIcon(QIcon::fromTheme(QStringLiteral("document-open-folder")));
     showTarget->setEnabled(false);
     connect(showTarget, &QAction::triggered, this, &DolphinMainWindow::showTarget);
 
     showTarget->setText(i18nc("@action:inmenu", "Show Target"));
     showTarget->setIcon(QIcon::fromTheme(QStringLiteral("document-open-folder")));
     showTarget->setEnabled(false);
     connect(showTarget, &QAction::triggered, this, &DolphinMainWindow::showTarget);
 

-    QAction* openInNewTab = actionCollection()->addAction(QStringLiteral("open_in_new_tab"));
+    QAction *openInNewTab = actionCollection()->addAction(QStringLiteral("open_in_new_tab"));

     openInNewTab->setText(i18nc("@action:inmenu", "Open in New Tab"));
     openInNewTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
     connect(openInNewTab, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
 
     openInNewTab->setText(i18nc("@action:inmenu", "Open in New Tab"));
     openInNewTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
     connect(openInNewTab, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
 

-    QAction* openInNewTabs = actionCollection()->addAction(QStringLiteral("open_in_new_tabs"));
+    QAction *openInNewTabs = actionCollection()->addAction(QStringLiteral("open_in_new_tabs"));

     openInNewTabs->setText(i18nc("@action:inmenu", "Open in New Tabs"));
     openInNewTabs->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
     connect(openInNewTabs, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
 
     openInNewTabs->setText(i18nc("@action:inmenu", "Open in New Tabs"));
     openInNewTabs->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
     connect(openInNewTabs, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
 

-    QAction* openInNewWindow = actionCollection()->addAction(QStringLiteral("open_in_new_window"));
+    QAction *openInNewWindow = actionCollection()->addAction(QStringLiteral("open_in_new_window"));

     openInNewWindow->setText(i18nc("@action:inmenu", "Open in New Window"));
     openInNewWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
     connect(openInNewWindow, &QAction::triggered, this, &DolphinMainWindow::openInNewWindow);
     openInNewWindow->setText(i18nc("@action:inmenu", "Open in New Window"));
     openInNewWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
     connect(openInNewWindow, &QAction::triggered, this, &DolphinMainWindow::openInNewWindow);

+
+    QAction *openInSplitViewAction = actionCollection()->addAction(QStringLiteral("open_in_split_view"));
+    openInSplitViewAction->setText(i18nc("@action:inmenu", "Open in Split View"));
+    openInSplitViewAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-new")));
+    connect(openInSplitViewAction, &QAction::triggered, this, [this]() {
+        openInSplitView(QUrl());
+    });
+
+    m_recentFiles = new KRecentFilesAction(this);

 }
 
 void DolphinMainWindow::setupDockWidgets()
 }
 
 void DolphinMainWindow::setupDockWidgets()


@@ -1902,145 +2191,153 @@ void DolphinMainWindow::setupDockWidgets()
 
     DolphinPlacesModelSingleton::instance().placesModel()->setPanelsLocked(lock);
 
 
     DolphinPlacesModelSingleton::instance().placesModel()->setPanelsLocked(lock);
 

-    KDualAction* lockLayoutAction = actionCollection()->add<KDualAction>(QStringLiteral("lock_panels"));
+    KDualAction *lockLayoutAction = actionCollection()->add<KDualAction>(QStringLiteral("lock_panels"));

     lockLayoutAction->setActiveText(i18nc("@action:inmenu Panels", "Unlock Panels"));
     lockLayoutAction->setActiveIcon(QIcon::fromTheme(QStringLiteral("object-unlocked")));
     lockLayoutAction->setInactiveText(i18nc("@action:inmenu Panels", "Lock Panels"));
     lockLayoutAction->setInactiveIcon(QIcon::fromTheme(QStringLiteral("object-locked")));
     lockLayoutAction->setActiveText(i18nc("@action:inmenu Panels", "Unlock Panels"));
     lockLayoutAction->setActiveIcon(QIcon::fromTheme(QStringLiteral("object-unlocked")));
     lockLayoutAction->setInactiveText(i18nc("@action:inmenu Panels", "Lock Panels"));
     lockLayoutAction->setInactiveIcon(QIcon::fromTheme(QStringLiteral("object-locked")));

-    lockLayoutAction->setWhatsThis(xi18nc("@info:whatsthis", "This "
-        "switches between having panels <emphasis>locked</emphasis> or "
-        "<emphasis>unlocked</emphasis>.<nl/>Unlocked panels can be "
-        "dragged to the other side of the window and have a close "
-        "button.<nl/>Locked panels are embedded more cleanly."));
+    lockLayoutAction->setWhatsThis(xi18nc("@info:whatsthis",
+                                          "This "
+                                          "switches between having panels <emphasis>locked</emphasis> or "
+                                          "<emphasis>unlocked</emphasis>.<nl/>Unlocked panels can be "
+                                          "dragged to the other side of the window and have a close "
+                                          "button.<nl/>Locked panels are embedded more cleanly."));

     lockLayoutAction->setActive(lock);
     connect(lockLayoutAction, &KDualAction::triggered, this, &DolphinMainWindow::togglePanelLockState);
 
     // Setup "Information"
     lockLayoutAction->setActive(lock);
     connect(lockLayoutAction, &KDualAction::triggered, this, &DolphinMainWindow::togglePanelLockState);
 
     // Setup "Information"

-    DolphinDockWidget* infoDock = new DolphinDockWidget(i18nc("@title:window", "Information"));
+    DolphinDockWidget *infoDock = new DolphinDockWidget(i18nc("@title:window", "Information"));

     infoDock->setLocked(lock);
     infoDock->setObjectName(QStringLiteral("infoDock"));
     infoDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 
 #if HAVE_BALOO
     infoDock->setLocked(lock);
     infoDock->setObjectName(QStringLiteral("infoDock"));
     infoDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 
 #if HAVE_BALOO

-    InformationPanel* infoPanel = new InformationPanel(infoDock);
+    InformationPanel *infoPanel = new InformationPanel(infoDock);

     infoPanel->setCustomContextMenuActions({lockLayoutAction});
     connect(infoPanel, &InformationPanel::urlActivated, this, &DolphinMainWindow::handleUrl);
     infoDock->setWidget(infoPanel);
 
     infoPanel->setCustomContextMenuActions({lockLayoutAction});
     connect(infoPanel, &InformationPanel::urlActivated, this, &DolphinMainWindow::handleUrl);
     infoDock->setWidget(infoPanel);
 

-    QAction* infoAction = infoDock->toggleViewAction();
-    createPanelAction(QIcon::fromTheme(QStringLiteral("dialog-information")), Qt::Key_F11, infoAction, QStringLiteral("show_information_panel"));
+    createPanelAction(QIcon::fromTheme(QStringLiteral("documentinfo")), Qt::Key_F11, infoDock, QStringLiteral("show_information_panel"));

 
     addDockWidget(Qt::RightDockWidgetArea, infoDock);
 
     addDockWidget(Qt::RightDockWidgetArea, infoDock);

-    connect(this, &DolphinMainWindow::urlChanged,
-            infoPanel, &InformationPanel::setUrl);
-    connect(this, &DolphinMainWindow::selectionChanged,
-            infoPanel, &InformationPanel::setSelection);
-    connect(this, &DolphinMainWindow::requestItemInfo,
-            infoPanel, &InformationPanel::requestDelayedItemInfo);
-    connect(this, &DolphinMainWindow::fileItemsChanged,
-            infoPanel, &InformationPanel::slotFilesItemChanged);
+    connect(this, &DolphinMainWindow::urlChanged, infoPanel, &InformationPanel::setUrl);
+    connect(this, &DolphinMainWindow::selectionChanged, infoPanel, &InformationPanel::setSelection);
+    connect(this, &DolphinMainWindow::requestItemInfo, infoPanel, &InformationPanel::requestDelayedItemInfo);
+    connect(this, &DolphinMainWindow::fileItemsChanged, infoPanel, &InformationPanel::slotFilesItemChanged);
+    connect(this, &DolphinMainWindow::settingsChanged, infoPanel, &InformationPanel::readSettings);

 #endif
 
     // i18n: This is the last paragraph for the "What's This"-texts of all four panels.
 #endif
 
     // i18n: This is the last paragraph for the "What's This"-texts of all four panels.

-    const QString panelWhatsThis = xi18nc("@info:whatsthis", "<para>To show or "
-        "hide panels like this go to <interface>Control|Panels</interface> "
-        "or <interface>View|Panels</interface>.</para>");
+    const QString panelWhatsThis = xi18nc("@info:whatsthis",
+                                          "<para>To show or "
+                                          "hide panels like this go to <interface>Menu|Panels</interface> "
+                                          "or <interface>View|Panels</interface>.</para>");

 #if HAVE_BALOO
 #if HAVE_BALOO

-    actionCollection()->action(QStringLiteral("show_information_panel"))
-        ->setWhatsThis(xi18nc("@info:whatsthis", "<para> This toggles the "
-        "<emphasis>information</emphasis> panel at the right side of the "
-        "window.</para><para>The panel provides in-depth information "
-        "about the items your mouse is hovering over or about the selected "
-        "items. Otherwise it informs you about the currently viewed folder.<nl/>"
-        "For single items a preview of their contents is provided.</para>"));
+    actionCollection()
+        ->action(QStringLiteral("show_information_panel"))
+        ->setWhatsThis(xi18nc("@info:whatsthis",
+                              "<para> This toggles the "
+                              "<emphasis>information</emphasis> panel at the right side of the "
+                              "window.</para><para>The panel provides in-depth information "
+                              "about the items your mouse is hovering over or about the selected "
+                              "items. Otherwise it informs you about the currently viewed folder.<nl/>"
+                              "For single items a preview of their contents is provided.</para>"));

 #endif
 #endif

-    infoDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This panel "
-        "provides in-depth information about the items your mouse is "
-        "hovering over or about the selected items. Otherwise it informs "
-        "you about the currently viewed folder.<nl/>For single items a "
-        "preview of their contents is provided.</para><para>You can configure "
-        "which and how details are given here by right-clicking.</para>") + panelWhatsThis);
+    infoDock->setWhatsThis(xi18nc("@info:whatsthis",
+                                  "<para>This panel "
+                                  "provides in-depth information about the items your mouse is "
+                                  "hovering over or about the selected items. Otherwise it informs "
+                                  "you about the currently viewed folder.<nl/>For single items a "
+                                  "preview of their contents is provided.</para><para>You can configure "
+                                  "which and how details are given here by right-clicking.</para>")
+                           + panelWhatsThis);

 
     // Setup "Folders"
 
     // Setup "Folders"

-    DolphinDockWidget* foldersDock = new DolphinDockWidget(i18nc("@title:window", "Folders"));
+    DolphinDockWidget *foldersDock = new DolphinDockWidget(i18nc("@title:window", "Folders"));

     foldersDock->setLocked(lock);
     foldersDock->setObjectName(QStringLiteral("foldersDock"));
     foldersDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
     foldersDock->setLocked(lock);
     foldersDock->setObjectName(QStringLiteral("foldersDock"));
     foldersDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);

-    FoldersPanel* foldersPanel = new FoldersPanel(foldersDock);
+    FoldersPanel *foldersPanel = new FoldersPanel(foldersDock);

     foldersPanel->setCustomContextMenuActions({lockLayoutAction});
     foldersDock->setWidget(foldersPanel);
 
     foldersPanel->setCustomContextMenuActions({lockLayoutAction});
     foldersDock->setWidget(foldersPanel);
 

-    QAction* foldersAction = foldersDock->toggleViewAction();
-    createPanelAction(QIcon::fromTheme(QStringLiteral("folder")), Qt::Key_F7, foldersAction, QStringLiteral("show_folders_panel"));
+    createPanelAction(QIcon::fromTheme(QStringLiteral("folder")), Qt::Key_F7, foldersDock, QStringLiteral("show_folders_panel"));

 
     addDockWidget(Qt::LeftDockWidgetArea, foldersDock);
 
     addDockWidget(Qt::LeftDockWidgetArea, foldersDock);

-    connect(this, &DolphinMainWindow::urlChanged,
-            foldersPanel, &FoldersPanel::setUrl);
-    connect(foldersPanel, &FoldersPanel::folderActivated,
-            this, &DolphinMainWindow::changeUrl);
-    connect(foldersPanel, &FoldersPanel::folderInNewTab,
-            this, &DolphinMainWindow::openNewTab);
-    connect(foldersPanel, &FoldersPanel::folderInNewActiveTab,
-            this, &DolphinMainWindow::openNewTabAndActivate);
-    connect(foldersPanel, &FoldersPanel::errorMessage,
-            this, &DolphinMainWindow::showErrorMessage);
-
-    actionCollection()->action(QStringLiteral("show_folders_panel"))
-        ->setWhatsThis(xi18nc("@info:whatsthis", "This toggles the "
-        "<emphasis>folders</emphasis> panel at the left side of the window."
-        "<nl/><nl/>It shows the folders of the <emphasis>file system"
-        "</emphasis> in a <emphasis>tree view</emphasis>."));
-    foldersDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This panel "
-        "shows the folders of the <emphasis>file system</emphasis> in a "
-        "<emphasis>tree view</emphasis>.</para><para>Click a folder to go "
-        "there. Click the arrow to the left of a folder to see its subfolders. "
-        "This allows quick switching between any folders.</para>") + panelWhatsThis);
+    connect(this, &DolphinMainWindow::urlChanged, foldersPanel, &FoldersPanel::setUrl);
+    connect(foldersPanel, &FoldersPanel::folderActivated, this, &DolphinMainWindow::changeUrl);
+    connect(foldersPanel, &FoldersPanel::folderInNewTab, this, &DolphinMainWindow::openNewTab);
+    connect(foldersPanel, &FoldersPanel::folderInNewActiveTab, this, &DolphinMainWindow::openNewTabAndActivate);
+    connect(foldersPanel, &FoldersPanel::errorMessage, this, &DolphinMainWindow::showErrorMessage);
+
+    actionCollection()
+        ->action(QStringLiteral("show_folders_panel"))
+        ->setWhatsThis(xi18nc("@info:whatsthis",
+                              "This toggles the "
+                              "<emphasis>folders</emphasis> panel at the left side of the window."
+                              "<nl/><nl/>It shows the folders of the <emphasis>file system"
+                              "</emphasis> in a <emphasis>tree view</emphasis>."));
+    foldersDock->setWhatsThis(xi18nc("@info:whatsthis",
+                                     "<para>This panel "
+                                     "shows the folders of the <emphasis>file system</emphasis> in a "
+                                     "<emphasis>tree view</emphasis>.</para><para>Click a folder to go "
+                                     "there. Click the arrow to the left of a folder to see its subfolders. "
+                                     "This allows quick switching between any folders.</para>")
+                              + panelWhatsThis);

 
     // Setup "Terminal"
 #if HAVE_TERMINAL
     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {
 
     // Setup "Terminal"
 #if HAVE_TERMINAL
     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {

-        DolphinDockWidget* terminalDock = new DolphinDockWidget(i18nc("@title:window Shell terminal", "Terminal"));
+        DolphinDockWidget *terminalDock = new DolphinDockWidget(i18nc("@title:window Shell terminal", "Terminal"));

         terminalDock->setLocked(lock);
         terminalDock->setObjectName(QStringLiteral("terminalDock"));
         terminalDock->setLocked(lock);
         terminalDock->setObjectName(QStringLiteral("terminalDock"));

+        terminalDock->setContentsMargins(0, 0, 0, 0);

         m_terminalPanel = new TerminalPanel(terminalDock);
         m_terminalPanel->setCustomContextMenuActions({lockLayoutAction});
         terminalDock->setWidget(m_terminalPanel);
 
         connect(m_terminalPanel, &TerminalPanel::hideTerminalPanel, terminalDock, &DolphinDockWidget::hide);
         connect(m_terminalPanel, &TerminalPanel::changeUrl, this, &DolphinMainWindow::slotTerminalDirectoryChanged);
         m_terminalPanel = new TerminalPanel(terminalDock);
         m_terminalPanel->setCustomContextMenuActions({lockLayoutAction});
         terminalDock->setWidget(m_terminalPanel);
 
         connect(m_terminalPanel, &TerminalPanel::hideTerminalPanel, terminalDock, &DolphinDockWidget::hide);
         connect(m_terminalPanel, &TerminalPanel::changeUrl, this, &DolphinMainWindow::slotTerminalDirectoryChanged);

-        connect(terminalDock, &DolphinDockWidget::visibilityChanged,
-                m_terminalPanel, &TerminalPanel::dockVisibilityChanged);
-        connect(terminalDock, &DolphinDockWidget::visibilityChanged,
-                this, &DolphinMainWindow::slotTerminalPanelVisibilityChanged);
+        connect(terminalDock, &DolphinDockWidget::visibilityChanged, m_terminalPanel, &TerminalPanel::dockVisibilityChanged);
+        connect(terminalDock, &DolphinDockWidget::visibilityChanged, this, &DolphinMainWindow::slotTerminalPanelVisibilityChanged);

 
 

-        QAction* terminalAction = terminalDock->toggleViewAction();
-        createPanelAction(QIcon::fromTheme(QStringLiteral("dialog-scripts")), Qt::Key_F4, terminalAction, QStringLiteral("show_terminal_panel"));
+        createPanelAction(QIcon::fromTheme(QStringLiteral("dialog-scripts")), Qt::Key_F4, terminalDock, QStringLiteral("show_terminal_panel"));

 
         addDockWidget(Qt::BottomDockWidgetArea, terminalDock);
 
         addDockWidget(Qt::BottomDockWidgetArea, terminalDock);

-        connect(this, &DolphinMainWindow::urlChanged,
-                m_terminalPanel, &TerminalPanel::setUrl);
+        connect(this, &DolphinMainWindow::urlChanged, m_terminalPanel, &TerminalPanel::setUrl);

 
         if (GeneralSettings::version() < 200) {
             terminalDock->hide();
         }
 
 
         if (GeneralSettings::version() < 200) {
             terminalDock->hide();
         }
 

-        actionCollection()->action(QStringLiteral("show_terminal_panel"))
-            ->setWhatsThis(xi18nc("@info:whatsthis", "<para>This toggles the "
-            "<emphasis>terminal</emphasis> panel at the bottom of the window."
-            "<nl/>The location in the terminal will always match the folder "
-            "view so you can navigate using either.</para><para>The terminal "
-            "panel is not needed for basic computer usage but can be useful "
-            "for advanced tasks. To learn more about terminals use the help "
-            "in a standalone terminal application like Konsole.</para>"));
-        terminalDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is "
-            "the <emphasis>terminal</emphasis> panel. It behaves like a "
-            "normal terminal but will match the location of the folder view "
-            "so you can navigate using either.</para><para>The terminal panel "
-            "is not needed for basic computer usage but can be useful for "
-            "advanced tasks. To learn more about terminals use the help in a "
-            "standalone terminal application like Konsole.</para>") + panelWhatsThis);
-    }
-#endif
+        actionCollection()
+            ->action(QStringLiteral("show_terminal_panel"))
+            ->setWhatsThis(xi18nc("@info:whatsthis",
+                                  "<para>This toggles the "
+                                  "<emphasis>terminal</emphasis> panel at the bottom of the window."
+                                  "<nl/>The location in the terminal will always match the folder "
+                                  "view so you can navigate using either.</para><para>The terminal "
+                                  "panel is not needed for basic computer usage but can be useful "
+                                  "for advanced tasks. To learn more about terminals use the help features "
+                                  "in a standalone terminal application like Konsole.</para>"));
+        terminalDock->setWhatsThis(xi18nc("@info:whatsthis",
+                                          "<para>This is "
+                                          "the <emphasis>terminal</emphasis> panel. It behaves like a "
+                                          "normal terminal but will match the location of the folder view "
+                                          "so you can navigate using either.</para><para>The terminal panel "
+                                          "is not needed for basic computer usage but can be useful for "
+                                          "advanced tasks. To learn more about terminals use the help features in a "
+                                          "standalone terminal application like Konsole.</para>")
+                                   + panelWhatsThis);
+
+        QAction *focusTerminalPanel = actionCollection()->addAction(QStringLiteral("focus_terminal_panel"));
+        focusTerminalPanel->setText(i18nc("@action:inmenu Tools", "Focus Terminal Panel"));
+        focusTerminalPanel->setToolTip(i18nc("@info:tooltip", "Move keyboard focus to and from the Terminal panel."));
+        focusTerminalPanel->setIcon(QIcon::fromTheme(QStringLiteral("swap-panels")));
+        actionCollection()->setDefaultShortcut(focusTerminalPanel, Qt::CTRL | Qt::SHIFT | Qt::Key_F4);
+        connect(focusTerminalPanel, &QAction::triggered, this, &DolphinMainWindow::toggleTerminalPanelFocus);
+    } // endif "shell_access" allowed
+#endif // HAVE_TERMINAL

 
     if (GeneralSettings::version() < 200) {
         infoDock->hide();
 
     if (GeneralSettings::version() < 200) {
         infoDock->hide();


@@ -2048,7 +2345,7 @@ void DolphinMainWindow::setupDockWidgets()
     }
 
     // Setup "Places"
     }
 
     // Setup "Places"

-    DolphinDockWidget* placesDock = new DolphinDockWidget(i18nc("@title:window", "Places"));
+    DolphinDockWidget *placesDock = new DolphinDockWidget(i18nc("@title:window", "Places"));

     placesDock->setLocked(lock);
     placesDock->setObjectName(QStringLiteral("placesDock"));
     placesDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
     placesDock->setLocked(lock);
     placesDock->setObjectName(QStringLiteral("placesDock"));
     placesDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);


@@ -2057,70 +2354,74 @@ void DolphinMainWindow::setupDockWidgets()
     m_placesPanel->setCustomContextMenuActions({lockLayoutAction});
     placesDock->setWidget(m_placesPanel);
 
     m_placesPanel->setCustomContextMenuActions({lockLayoutAction});
     placesDock->setWidget(m_placesPanel);
 

-    QAction *placesAction = placesDock->toggleViewAction();
-    createPanelAction(QIcon::fromTheme(QStringLiteral("compass")), Qt::Key_F9, placesAction, QStringLiteral("show_places_panel"));
+    createPanelAction(QIcon::fromTheme(QStringLiteral("compass")), Qt::Key_F9, placesDock, QStringLiteral("show_places_panel"));

 
     addDockWidget(Qt::LeftDockWidgetArea, placesDock);
 
     addDockWidget(Qt::LeftDockWidgetArea, placesDock);

-    connect(m_placesPanel, &PlacesPanel::placeActivated,
-            this, &DolphinMainWindow::slotPlaceActivated);
-    connect(m_placesPanel, &PlacesPanel::tabRequested,
-            this, &DolphinMainWindow::openNewTab);
-    connect(m_placesPanel, &PlacesPanel::activeTabRequested,
-            this, &DolphinMainWindow::openNewTabAndActivate);
+    connect(m_placesPanel, &PlacesPanel::placeActivated, this, &DolphinMainWindow::slotPlaceActivated);
+    connect(m_placesPanel, &PlacesPanel::tabRequested, this, &DolphinMainWindow::openNewTab);
+    connect(m_placesPanel, &PlacesPanel::activeTabRequested, this, &DolphinMainWindow::openNewTabAndActivate);

     connect(m_placesPanel, &PlacesPanel::newWindowRequested, this, [this](const QUrl &url) {
         Dolphin::openNewWindow({url}, this);
     });
     connect(m_placesPanel, &PlacesPanel::newWindowRequested, this, [this](const QUrl &url) {
         Dolphin::openNewWindow({url}, this);
     });

-    connect(m_placesPanel, &PlacesPanel::errorMessage,
-            this, &DolphinMainWindow::showErrorMessage);
-    connect(this, &DolphinMainWindow::urlChanged,
-            m_placesPanel, &PlacesPanel::setUrl);
-    connect(placesDock, &DolphinDockWidget::visibilityChanged,
-            &DolphinUrlNavigatorsController::slotPlacesPanelVisibilityChanged);
-    connect(this, &DolphinMainWindow::settingsChanged,
-        m_placesPanel, &PlacesPanel::readSettings);
-    connect(m_placesPanel, &PlacesPanel::storageTearDownRequested,
-            this, &DolphinMainWindow::slotStorageTearDownFromPlacesRequested);
-    connect(m_placesPanel, &PlacesPanel::storageTearDownExternallyRequested,
-            this, &DolphinMainWindow::slotStorageTearDownExternallyRequested);
+    connect(m_placesPanel, &PlacesPanel::openInSplitViewRequested, this, &DolphinMainWindow::openInSplitView);
+    connect(m_placesPanel, &PlacesPanel::errorMessage, this, &DolphinMainWindow::showErrorMessage);
+    connect(this, &DolphinMainWindow::urlChanged, m_placesPanel, &PlacesPanel::setUrl);
+    connect(placesDock, &DolphinDockWidget::visibilityChanged, &DolphinUrlNavigatorsController::slotPlacesPanelVisibilityChanged);
+    connect(placesDock, &DolphinDockWidget::visibilityChanged, this, &DolphinMainWindow::slotPlacesPanelVisibilityChanged);
+    connect(this, &DolphinMainWindow::settingsChanged, m_placesPanel, &PlacesPanel::readSettings);
+    connect(m_placesPanel, &PlacesPanel::storageTearDownRequested, this, &DolphinMainWindow::slotStorageTearDownFromPlacesRequested);
+    connect(m_placesPanel, &PlacesPanel::storageTearDownExternallyRequested, this, &DolphinMainWindow::slotStorageTearDownExternallyRequested);

     DolphinUrlNavigatorsController::slotPlacesPanelVisibilityChanged(m_placesPanel->isVisible());
 
     auto actionShowAllPlaces = new QAction(QIcon::fromTheme(QStringLiteral("view-hidden")), i18nc("@item:inmenu", "Show Hidden Places"), this);
     actionShowAllPlaces->setCheckable(true);
     actionShowAllPlaces->setDisabled(true);
     DolphinUrlNavigatorsController::slotPlacesPanelVisibilityChanged(m_placesPanel->isVisible());
 
     auto actionShowAllPlaces = new QAction(QIcon::fromTheme(QStringLiteral("view-hidden")), i18nc("@item:inmenu", "Show Hidden Places"), this);
     actionShowAllPlaces->setCheckable(true);
     actionShowAllPlaces->setDisabled(true);

-    actionShowAllPlaces->setWhatsThis(i18nc("@info:whatsthis", "This displays "
-        "all places in the places panel that have been hidden. They will "
-        "appear semi-transparent unless you uncheck their hide property."));
+    actionShowAllPlaces->setWhatsThis(i18nc("@info:whatsthis",
+                                            "This displays "
+                                            "all places in the places panel that have been hidden. They will "
+                                            "appear semi-transparent and allow you to uncheck their \"Hide\" property."));

 
 

-    connect(actionShowAllPlaces, &QAction::triggered, this, [actionShowAllPlaces, this](bool checked){
+    connect(actionShowAllPlaces, &QAction::triggered, this, [this](bool checked) {

         m_placesPanel->setShowAll(checked);
     });
     connect(m_placesPanel, &PlacesPanel::allPlacesShownChanged, actionShowAllPlaces, &QAction::setChecked);
 
         m_placesPanel->setShowAll(checked);
     });
     connect(m_placesPanel, &PlacesPanel::allPlacesShownChanged, actionShowAllPlaces, &QAction::setChecked);
 

-    actionCollection()->action(QStringLiteral("show_places_panel"))
-        ->setWhatsThis(xi18nc("@info:whatsthis", "<para>This toggles the "
-        "<emphasis>places</emphasis> panel at the left side of the window."
-        "</para><para>It allows you to go to locations you have "
-        "bookmarked and to access disk or media attached to the computer "
-        "or to the network. It also contains sections to find recently "
-        "saved files or files of a certain type.</para>"));
-    placesDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is the "
-        "<emphasis>Places</emphasis> panel. It allows you to go to locations "
-        "you have bookmarked and to access disk or media attached to the "
-        "computer or to the network. It also contains sections to find "
-        "recently saved files or files of a certain type.</para><para>"
-        "Click on an entry to go there. Click with the right mouse button "
-        "instead to open any entry in a new tab or new window.</para>"
-        "<para>New entries can be added by dragging folders onto this panel. "
-        "Right-click any section or entry to hide it. Right-click an empty "
-        "space on this panel and select <interface>Show Hidden Places"
-        "</interface> to display it again.</para>") + panelWhatsThis);
+    actionCollection()
+        ->action(QStringLiteral("show_places_panel"))
+        ->setWhatsThis(xi18nc("@info:whatsthis",
+                              "<para>This toggles the "
+                              "<emphasis>places</emphasis> panel at the left side of the window."
+                              "</para><para>It allows you to go to locations you have "
+                              "bookmarked and to access disk or media attached to the computer "
+                              "or to the network. It also contains sections to find recently "
+                              "saved files or files of a certain type.</para>"));
+    placesDock->setWhatsThis(xi18nc("@info:whatsthis",
+                                    "<para>This is the "
+                                    "<emphasis>Places</emphasis> panel. It allows you to go to locations "
+                                    "you have bookmarked and to access disk or media attached to the "
+                                    "computer or to the network. It also contains sections to find "
+                                    "recently saved files or files of a certain type.</para><para>"
+                                    "Click on an entry to go there. Click with the right mouse button "
+                                    "instead to open any entry in a new tab or new window.</para>"
+                                    "<para>New entries can be added by dragging folders onto this panel. "
+                                    "Right-click any section or entry to hide it. Right-click an empty "
+                                    "space on this panel and select <interface>Show Hidden Places"
+                                    "</interface> to display it again.</para>")
+                             + panelWhatsThis);
+
+    QAction *focusPlacesPanel = actionCollection()->addAction(QStringLiteral("focus_places_panel"));
+    focusPlacesPanel->setText(i18nc("@action:inmenu View", "Focus Places Panel"));
+    focusPlacesPanel->setToolTip(i18nc("@info:tooltip", "Move keyboard focus to and from the Places panel."));
+    focusPlacesPanel->setIcon(QIcon::fromTheme(QStringLiteral("swap-panels")));
+    actionCollection()->setDefaultShortcut(focusPlacesPanel, Qt::CTRL | Qt::Key_P);
+    connect(focusPlacesPanel, &QAction::triggered, this, &DolphinMainWindow::togglePlacesPanelFocus);

 
     // Add actions into the "Panels" menu
 
     // Add actions into the "Panels" menu

-    KActionMenu* panelsMenu = new KActionMenu(i18nc("@action:inmenu View", "Show Panels"), this);
+    KActionMenu *panelsMenu = new KActionMenu(i18nc("@action:inmenu View", "Show Panels"), this);

     actionCollection()->addAction(QStringLiteral("panels"), panelsMenu);
     panelsMenu->setIcon(QIcon::fromTheme(QStringLiteral("view-sidetree")));
     panelsMenu->setPopupMode(QToolButton::InstantPopup);
     actionCollection()->addAction(QStringLiteral("panels"), panelsMenu);
     panelsMenu->setIcon(QIcon::fromTheme(QStringLiteral("view-sidetree")));
     panelsMenu->setPopupMode(QToolButton::InstantPopup);

-    const KActionCollection* ac = actionCollection();
+    const KActionCollection *ac = actionCollection();

     panelsMenu->addAction(ac->action(QStringLiteral("show_places_panel")));
 #if HAVE_BALOO
     panelsMenu->addAction(ac->action(QStringLiteral("show_information_panel")));
     panelsMenu->addAction(ac->action(QStringLiteral("show_places_panel")));
 #if HAVE_BALOO
     panelsMenu->addAction(ac->action(QStringLiteral("show_information_panel")));


@@ -2128,43 +2429,53 @@ void DolphinMainWindow::setupDockWidgets()
     panelsMenu->addAction(ac->action(QStringLiteral("show_folders_panel")));
     panelsMenu->addAction(ac->action(QStringLiteral("show_terminal_panel")));
     panelsMenu->addSeparator();
     panelsMenu->addAction(ac->action(QStringLiteral("show_folders_panel")));
     panelsMenu->addAction(ac->action(QStringLiteral("show_terminal_panel")));
     panelsMenu->addSeparator();

-    panelsMenu->addAction(actionShowAllPlaces);

     panelsMenu->addAction(lockLayoutAction);
     panelsMenu->addAction(lockLayoutAction);

+    panelsMenu->addSeparator();
+    panelsMenu->addAction(actionShowAllPlaces);
+    panelsMenu->addAction(focusPlacesPanel);
+    panelsMenu->addAction(ac->action(QStringLiteral("focus_terminal_panel")));

 
 

-    connect(panelsMenu->menu(), &QMenu::aboutToShow, this, [actionShowAllPlaces, this]{
+    connect(panelsMenu->menu(), &QMenu::aboutToShow, this, [actionShowAllPlaces] {

         actionShowAllPlaces->setEnabled(DolphinPlacesModelSingleton::instance().placesModel()->hiddenCount());
     });
 }
 
         actionShowAllPlaces->setEnabled(DolphinPlacesModelSingleton::instance().placesModel()->hiddenCount());
     });
 }
 

-

 void DolphinMainWindow::updateFileAndEditActions()
 {
     const KFileItemList list = m_activeViewContainer->view()->selectedItems();
 void DolphinMainWindow::updateFileAndEditActions()
 {
     const KFileItemList list = m_activeViewContainer->view()->selectedItems();

-    const KActionCollection* col = actionCollection();
+    const KActionCollection *col = actionCollection();

     KFileItemListProperties capabilitiesSource(list);
 
     KFileItemListProperties capabilitiesSource(list);
 

-    QAction* addToPlacesAction = col->action(QStringLiteral("add_to_places"));
-    QAction* copyToOtherViewAction   = col->action(QStringLiteral("copy_to_inactive_split_view"));
-    QAction* moveToOtherViewAction   = col->action(QStringLiteral("move_to_inactive_split_view"));
-    QAction* copyLocation            = col->action(QString("copy_location"));
+    QAction *renameAction = col->action(KStandardAction::name(KStandardAction::RenameFile));
+    QAction *moveToTrashAction = col->action(KStandardAction::name(KStandardAction::MoveToTrash));
+    QAction *deleteAction = col->action(KStandardAction::name(KStandardAction::DeleteFile));
+    QAction *cutAction = col->action(KStandardAction::name(KStandardAction::Cut));
+    QAction *duplicateAction = col->action(QStringLiteral("duplicate")); // see DolphinViewActionHandler
+    QAction *addToPlacesAction = col->action(QStringLiteral("add_to_places"));
+    QAction *copyToOtherViewAction = col->action(QStringLiteral("copy_to_inactive_split_view"));
+    QAction *moveToOtherViewAction = col->action(QStringLiteral("move_to_inactive_split_view"));
+    QAction *copyLocation = col->action(QStringLiteral("copy_location"));

 
     if (list.isEmpty()) {
         stateChanged(QStringLiteral("has_no_selection"));
 
 
     if (list.isEmpty()) {
         stateChanged(QStringLiteral("has_no_selection"));
 

+        // All actions that need a selection to function can be enabled because they should trigger selection mode.
+        renameAction->setEnabled(true);
+        moveToTrashAction->setEnabled(true);
+        deleteAction->setEnabled(true);
+        cutAction->setEnabled(true);
+        duplicateAction->setEnabled(true);

         addToPlacesAction->setEnabled(true);
         addToPlacesAction->setEnabled(true);

-        copyToOtherViewAction->setEnabled(false);
-        moveToOtherViewAction->setEnabled(false);
-        copyLocation->setEnabled(false);
+        copyLocation->setEnabled(true);
+        // Them triggering selection mode and not directly acting on selected items is signified by adding "…" to their text.
+        m_actionTextHelper->textsWhenNothingIsSelectedEnabled(true);
+

     } else {
     } else {

+        m_actionTextHelper->textsWhenNothingIsSelectedEnabled(false);

         stateChanged(QStringLiteral("has_selection"));
 
         stateChanged(QStringLiteral("has_selection"));
 

-        QAction* renameAction            = col->action(KStandardAction::name(KStandardAction::RenameFile));
-        QAction* moveToTrashAction       = col->action(KStandardAction::name(KStandardAction::MoveToTrash));
-        QAction* deleteAction            = col->action(KStandardAction::name(KStandardAction::DeleteFile));
-        QAction* cutAction               = col->action(KStandardAction::name(KStandardAction::Cut));
-        QAction* deleteWithTrashShortcut = col->action(QStringLiteral("delete_shortcut")); // see DolphinViewActionHandler
-        QAction* showTarget              = col->action(QStringLiteral("show_target"));
-        QAction* duplicateAction         = col->action(QStringLiteral("duplicate")); // see DolphinViewActionHandler
+        QAction *deleteWithTrashShortcut = col->action(QStringLiteral("delete_shortcut")); // see DolphinViewActionHandler
+        QAction *showTarget = col->action(QStringLiteral("show_target"));

 
         if (list.length() == 1 && list.first().isDir()) {
             addToPlacesAction->setEnabled(true);
 
         if (list.length() == 1 && list.first().isDir()) {
             addToPlacesAction->setEnabled(true);


@@ -2172,33 +2483,82 @@ void DolphinMainWindow::updateFileAndEditActions()
             addToPlacesAction->setEnabled(false);
         }
 
             addToPlacesAction->setEnabled(false);
         }
 

-        if (m_tabWidget->currentTabPage()->splitViewEnabled()) {
-            DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
-            KFileItem capabilitiesDestination;
-
-            if (tabPage->primaryViewActive()) {
-                capabilitiesDestination = tabPage->secondaryViewContainer()->url();
-            } else {
-                capabilitiesDestination = tabPage->primaryViewContainer()->url();
-            }
-
-            copyToOtherViewAction->setEnabled(capabilitiesDestination.isWritable());
-            moveToOtherViewAction->setEnabled(capabilitiesSource.supportsMoving() && capabilitiesDestination.isWritable());
-        } else {
-            copyToOtherViewAction->setEnabled(false);
-            moveToOtherViewAction->setEnabled(false);
-        }
-

         const bool enableMoveToTrash = capabilitiesSource.isLocal() && capabilitiesSource.supportsMoving();
 
         renameAction->setEnabled(capabilitiesSource.supportsMoving());
         const bool enableMoveToTrash = capabilitiesSource.isLocal() && capabilitiesSource.supportsMoving();
 
         renameAction->setEnabled(capabilitiesSource.supportsMoving());

-        moveToTrashAction->setEnabled(enableMoveToTrash);
+        m_disabledActionNotifier->setDisabledReason(renameAction, i18nc("@info", "Cannot rename: You do not have permission to rename items in this folder."));

         deleteAction->setEnabled(capabilitiesSource.supportsDeleting());
         deleteAction->setEnabled(capabilitiesSource.supportsDeleting());

-        deleteWithTrashShortcut->setEnabled(capabilitiesSource.supportsDeleting() && !enableMoveToTrash);
+        m_disabledActionNotifier->setDisabledReason(deleteAction,
+                                                    i18nc("@info", "Cannot delete: You do not have permission to remove items from this folder."));

         cutAction->setEnabled(capabilitiesSource.supportsMoving());
         cutAction->setEnabled(capabilitiesSource.supportsMoving());

+        m_disabledActionNotifier->setDisabledReason(cutAction, i18nc("@info", "Cannot cut: You do not have permission to move items from this folder."));

         copyLocation->setEnabled(list.length() == 1);
         showTarget->setEnabled(list.length() == 1 && list.at(0).isLink());
         duplicateAction->setEnabled(capabilitiesSource.supportsWriting());
         copyLocation->setEnabled(list.length() == 1);
         showTarget->setEnabled(list.length() == 1 && list.at(0).isLink());
         duplicateAction->setEnabled(capabilitiesSource.supportsWriting());

+        m_disabledActionNotifier->setDisabledReason(duplicateAction,
+                                                    i18nc("@info", "Cannot duplicate here: You do not have permission to create items in this folder."));
+
+        if (enableMoveToTrash) {
+            moveToTrashAction->setEnabled(true);
+            deleteWithTrashShortcut->setEnabled(false);
+            m_disabledActionNotifier->clearDisabledReason(deleteWithTrashShortcut);
+        } else {
+            moveToTrashAction->setEnabled(false);
+            deleteWithTrashShortcut->setEnabled(capabilitiesSource.supportsDeleting());
+            m_disabledActionNotifier->setDisabledReason(deleteWithTrashShortcut,
+                                                        i18nc("@info", "Cannot delete: You do not have permission to remove items from this folder."));
+        }
+    }
+
+    if (!m_tabWidget->currentTabPage()->splitViewEnabled()) {
+        // No need to set the disabled reason here, as it's obvious to the user that the reason is the split view being disabled.
+        copyToOtherViewAction->setEnabled(false);
+        m_disabledActionNotifier->clearDisabledReason(copyToOtherViewAction);
+        moveToOtherViewAction->setEnabled(false);
+        m_disabledActionNotifier->clearDisabledReason(moveToOtherViewAction);
+    } else if (list.isEmpty()) {
+        copyToOtherViewAction->setEnabled(false);
+        m_disabledActionNotifier->setDisabledReason(copyToOtherViewAction, i18nc("@info", "Cannot copy to other view: No files selected."));
+        moveToOtherViewAction->setEnabled(false);
+        m_disabledActionNotifier->setDisabledReason(moveToOtherViewAction, i18nc("@info", "Cannot move to other view: No files selected."));
+    } else {
+        DolphinTabPage *tabPage = m_tabWidget->currentTabPage();
+        KFileItem capabilitiesDestination;
+
+        if (tabPage->primaryViewActive()) {
+            capabilitiesDestination = tabPage->secondaryViewContainer()->rootItem();
+        } else {
+            capabilitiesDestination = tabPage->primaryViewContainer()->rootItem();
+        }
+
+        const auto destUrl = capabilitiesDestination.url();
+        const bool allNotTargetOrigin = std::all_of(list.cbegin(), list.cend(), [destUrl](const KFileItem &item) {
+            return item.url().adjusted(QUrl::RemoveFilename | QUrl::StripTrailingSlash) != destUrl;
+        });
+
+        if (!allNotTargetOrigin) {
+            copyToOtherViewAction->setEnabled(false);
+            m_disabledActionNotifier->setDisabledReason(copyToOtherViewAction,
+                                                        i18nc("@info", "Cannot copy to other view: The other view already contains these items."));
+            moveToOtherViewAction->setEnabled(false);
+            m_disabledActionNotifier->setDisabledReason(moveToOtherViewAction,
+                                                        i18nc("@info", "Cannot move to other view: The other view already contains these items."));
+        } else if (!capabilitiesDestination.isWritable()) {
+            copyToOtherViewAction->setEnabled(false);
+            m_disabledActionNotifier->setDisabledReason(
+                copyToOtherViewAction,
+                i18nc("@info", "Cannot copy to other view: You do not have permission to write into the destination folder."));
+            moveToOtherViewAction->setEnabled(false);
+            m_disabledActionNotifier->setDisabledReason(
+                moveToOtherViewAction,
+                i18nc("@info", "Cannot move to other view: You do not have permission to write into the destination folder."));
+        } else {
+            copyToOtherViewAction->setEnabled(true);
+            moveToOtherViewAction->setEnabled(capabilitiesSource.supportsMoving());
+            m_disabledActionNotifier->setDisabledReason(
+                moveToOtherViewAction,
+                i18nc("@info", "Cannot move to other view: You do not have permission to move items from this folder."));
+        }

     }
 }
 
     }
 }
 


@@ -2206,26 +2566,27 @@ void DolphinMainWindow::updateViewActions()
 {
     m_actionHandler->updateViewActions();
 
 {
     m_actionHandler->updateViewActions();
 

-    QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
+    QAction *toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));

     toggleFilterBarAction->setChecked(m_activeViewContainer->isFilterBarVisible());
 
     toggleFilterBarAction->setChecked(m_activeViewContainer->isFilterBarVisible());
 

-    updateSplitAction();
+    updateSplitActions();

 }
 
 void DolphinMainWindow::updateGoActions()
 {
 }
 
 void DolphinMainWindow::updateGoActions()
 {

-    QAction* goUpAction = actionCollection()->action(KStandardAction::name(KStandardAction::Up));
+    QAction *goUpAction = actionCollection()->action(KStandardAction::name(KStandardAction::Up));

     const QUrl currentUrl = m_activeViewContainer->url();
     // I think this is one of the best places to firstly be confronted
     // with a file system and its hierarchy. Talking about the root
     // directory might seem too much here but it is the question that
     // naturally arises in this context.
     const QUrl currentUrl = m_activeViewContainer->url();
     // I think this is one of the best places to firstly be confronted
     // with a file system and its hierarchy. Talking about the root
     // directory might seem too much here but it is the question that
     // naturally arises in this context.

-    goUpAction->setWhatsThis(xi18nc("@info:whatsthis", "<para>Go to "
-        "the folder that contains the currently viewed one.</para>"
-        "<para>All files and folders are organized in a hierarchical "
-        "<emphasis>file system</emphasis>. At the top of this hierarchy is "
-        "a directory that contains all data connected to this computer"
-        "—the <emphasis>root directory</emphasis>.</para>"));
+    goUpAction->setWhatsThis(xi18nc("@info:whatsthis",
+                                    "<para>Go to "
+                                    "the folder that contains the currently viewed one.</para>"
+                                    "<para>All files and folders are organized in a hierarchical "
+                                    "<emphasis>file system</emphasis>. At the top of this hierarchy is "
+                                    "a directory that contains all data connected to this computer"
+                                    "—the <emphasis>root directory</emphasis>.</para>"));

     goUpAction->setEnabled(KIO::upUrl(currentUrl) != currentUrl);
 }
 
     goUpAction->setEnabled(KIO::upUrl(currentUrl) != currentUrl);
 }
 


@@ -2237,6 +2598,8 @@ void DolphinMainWindow::refreshViews()
         updateWindowTitle();
     }
 
         updateWindowTitle();
     }
 

+    updateSplitActions();
+

     Q_EMIT settingsChanged();
 }
 
     Q_EMIT settingsChanged();
 }
 


@@ -2245,107 +2608,114 @@ void DolphinMainWindow::clearStatusBar()
     m_activeViewContainer->statusBar()->resetToDefaultText();
 }
 
     m_activeViewContainer->statusBar()->resetToDefaultText();
 }
 

-void DolphinMainWindow::connectViewSignals(DolphinViewContainer* container)
+void DolphinMainWindow::connectViewSignals(DolphinViewContainer *container)

 {
 {

-    connect(container, &DolphinViewContainer::showFilterBarChanged,
-            this, &DolphinMainWindow::updateFilterBarAction);
-    connect(container, &DolphinViewContainer::writeStateChanged,
-            this, &DolphinMainWindow::slotWriteStateChanged);
-    connect(container, &DolphinViewContainer::searchModeEnabledChanged,
-            this, &DolphinMainWindow::updateSearchAction);
-    connect(container, &DolphinViewContainer::captionChanged,
-            this, &DolphinMainWindow::updateWindowTitle);
-    connect(container, &DolphinViewContainer::tabRequested,
-            this, &DolphinMainWindow::openNewTab);
-    connect(container, &DolphinViewContainer::activeTabRequested,
-            this, &DolphinMainWindow::openNewTabAndActivate);
+    connect(container, &DolphinViewContainer::showFilterBarChanged, this, &DolphinMainWindow::updateFilterBarAction);
+    connect(container, &DolphinViewContainer::writeStateChanged, this, &DolphinMainWindow::slotWriteStateChanged);
+    slotWriteStateChanged(container->view()->isFolderWritable());
+    connect(container, &DolphinViewContainer::searchModeEnabledChanged, this, &DolphinMainWindow::updateSearchAction);
+    connect(container, &DolphinViewContainer::captionChanged, this, &DolphinMainWindow::updateWindowTitle);
+    connect(container, &DolphinViewContainer::tabRequested, this, &DolphinMainWindow::openNewTab);
+    connect(container, &DolphinViewContainer::activeTabRequested, this, &DolphinMainWindow::openNewTabAndActivate);

 
 

-    const QAction* toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));
+    const QAction *toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));

     connect(toggleSearchAction, &QAction::triggered, container, &DolphinViewContainer::setSearchModeEnabled);
 
     connect(toggleSearchAction, &QAction::triggered, container, &DolphinViewContainer::setSearchModeEnabled);
 

-    const DolphinView* view = container->view();
-    connect(view, &DolphinView::selectionChanged,
-            this, &DolphinMainWindow::slotSelectionChanged);
-    connect(view, &DolphinView::requestItemInfo,
-            this, &DolphinMainWindow::requestItemInfo);
-    connect(view, &DolphinView::fileItemsChanged,
-            this, &DolphinMainWindow::fileItemsChanged);
-    connect(view, &DolphinView::tabRequested,
-            this, &DolphinMainWindow::openNewTab);
-    connect(view, &DolphinView::activeTabRequested,
-            this, &DolphinMainWindow::openNewTabAndActivate);
-    connect(view, &DolphinView::windowRequested,
-            this, &DolphinMainWindow::openNewWindow);
-    connect(view, &DolphinView::requestContextMenu,
-            this, &DolphinMainWindow::openContextMenu);
-    connect(view, &DolphinView::directoryLoadingStarted,
-            this, &DolphinMainWindow::enableStopAction);
-    connect(view, &DolphinView::directoryLoadingCompleted,
-            this, &DolphinMainWindow::disableStopAction);
-    connect(view, &DolphinView::directoryLoadingCompleted,
-            this, &DolphinMainWindow::slotDirectoryLoadingCompleted);
-    connect(view, &DolphinView::goBackRequested,
-            this, &DolphinMainWindow::goBack);
-    connect(view, &DolphinView::goForwardRequested,
-            this, &DolphinMainWindow::goForward);
-    connect(view, &DolphinView::urlActivated,
-            this, &DolphinMainWindow::handleUrl);
-    connect(view, &DolphinView::goUpRequested,
-            this, &DolphinMainWindow::goUp);
-
-    connect(container->urlNavigatorInternalWithHistory(), &KUrlNavigator::urlChanged,
-            this, &DolphinMainWindow::changeUrl);
-    connect(container->urlNavigatorInternalWithHistory(), &KUrlNavigator::historyChanged,
-            this, &DolphinMainWindow::updateHistory);
-
-    auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
-        (actionCollection()->action(QStringLiteral("url_navigators")));
-    const KUrlNavigator *navigator = m_tabWidget->currentTabPage()->primaryViewActive() ?
-                                     navigators->primaryUrlNavigator() :
-                                     navigators->secondaryUrlNavigator();
+    // Make the toggled state of the selection mode actions visually follow the selection mode state of the view.
+    auto toggleSelectionModeAction = actionCollection()->action(QStringLiteral("toggle_selection_mode"));
+    toggleSelectionModeAction->setChecked(m_activeViewContainer->isSelectionModeEnabled());
+    connect(m_activeViewContainer, &DolphinViewContainer::selectionModeChanged, toggleSelectionModeAction, &QAction::setChecked);
+
+    const DolphinView *view = container->view();
+    connect(view, &DolphinView::selectionChanged, this, &DolphinMainWindow::slotSelectionChanged);
+    connect(view, &DolphinView::requestItemInfo, this, &DolphinMainWindow::requestItemInfo);
+    connect(view, &DolphinView::fileItemsChanged, this, &DolphinMainWindow::fileItemsChanged);
+    connect(view, &DolphinView::tabRequested, this, &DolphinMainWindow::openNewTab);
+    connect(view, &DolphinView::activeTabRequested, this, &DolphinMainWindow::openNewTabAndActivate);
+    connect(view, &DolphinView::windowRequested, this, &DolphinMainWindow::openNewWindow);
+    connect(view, &DolphinView::requestContextMenu, this, &DolphinMainWindow::openContextMenu);
+    connect(view, &DolphinView::directoryLoadingStarted, this, &DolphinMainWindow::enableStopAction);
+    connect(view, &DolphinView::directoryLoadingCompleted, this, &DolphinMainWindow::disableStopAction);
+    connect(view, &DolphinView::directoryLoadingCompleted, this, &DolphinMainWindow::slotDirectoryLoadingCompleted);
+    connect(view, &DolphinView::goBackRequested, this, &DolphinMainWindow::goBack);
+    connect(view, &DolphinView::goForwardRequested, this, &DolphinMainWindow::goForward);
+    connect(view, &DolphinView::urlActivated, this, &DolphinMainWindow::handleUrl);
+    connect(view, &DolphinView::goUpRequested, this, &DolphinMainWindow::goUp);
+    connect(view, &DolphinView::doubleClickViewBackground, this, &DolphinMainWindow::slotDoubleClickViewBackground);
+
+    connect(container->urlNavigatorInternalWithHistory(), &KUrlNavigator::urlChanged, this, &DolphinMainWindow::changeUrl);
+    connect(container->urlNavigatorInternalWithHistory(), &KUrlNavigator::historyChanged, this, &DolphinMainWindow::updateHistory);
+
+    auto navigators = static_cast<DolphinNavigatorsWidgetAction *>(actionCollection()->action(QStringLiteral("url_navigators")));
+    const KUrlNavigator *navigator =
+        m_tabWidget->currentTabPage()->primaryViewActive() ? navigators->primaryUrlNavigator() : navigators->secondaryUrlNavigator();

 
     QAction *editableLocactionAction = actionCollection()->action(QStringLiteral("editable_location"));
     editableLocactionAction->setChecked(navigator->isUrlEditable());
 
     QAction *editableLocactionAction = actionCollection()->action(QStringLiteral("editable_location"));
     editableLocactionAction->setChecked(navigator->isUrlEditable());

-    connect(navigator, &KUrlNavigator::editableStateChanged,
-            this, &DolphinMainWindow::slotEditableStateChanged);
-    connect(navigator, &KUrlNavigator::tabRequested,
-            this, &DolphinMainWindow::openNewTab);
-    connect(navigator, &KUrlNavigator::activeTabRequested,
-            this, &DolphinMainWindow::openNewTabAndActivate);
-    connect(navigator, &KUrlNavigator::newWindowRequested,
-            this, &DolphinMainWindow::openNewWindow);
-
+    connect(navigator, &KUrlNavigator::editableStateChanged, this, &DolphinMainWindow::slotEditableStateChanged);
+    connect(navigator, &KUrlNavigator::tabRequested, this, &DolphinMainWindow::openNewTab);
+    connect(navigator, &KUrlNavigator::activeTabRequested, this, &DolphinMainWindow::openNewTabAndActivate);
+    connect(navigator, &KUrlNavigator::newWindowRequested, this, &DolphinMainWindow::openNewWindow);

 }
 
 }
 

-void DolphinMainWindow::updateSplitAction()
+void DolphinMainWindow::updateSplitActions()

 {
 {

-    QAction* splitAction = actionCollection()->action(QStringLiteral("split_view"));
-    const DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
+    QAction *popoutSplitAction = actionCollection()->action(QStringLiteral("popout_split_view"));
+
+    auto setActionPopupMode = [this](KActionMenu *action, QToolButton::ToolButtonPopupMode popupMode) {
+        action->setPopupMode(popupMode);
+        if (auto *buttonForAction = qobject_cast<QToolButton *>(toolBar()->widgetForAction(action))) {
+            buttonForAction->setPopupMode(popupMode);
+        }
+    };
+
+    const DolphinTabPage *tabPage = m_tabWidget->currentTabPage();

     if (tabPage->splitViewEnabled()) {
         if (GeneralSettings::closeActiveSplitView() ? tabPage->primaryViewActive() : !tabPage->primaryViewActive()) {
     if (tabPage->splitViewEnabled()) {
         if (GeneralSettings::closeActiveSplitView() ? tabPage->primaryViewActive() : !tabPage->primaryViewActive()) {

-            splitAction->setText(i18nc("@action:intoolbar Close left view", "Close"));
-            splitAction->setToolTip(i18nc("@info", "Close left view"));
-            splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-left-close")));
+            m_splitViewAction->setText(i18nc("@action:intoolbar Close left view", "Close"));
+            m_splitViewAction->setToolTip(i18nc("@info", "Close left view"));
+            m_splitViewAction->setIcon(QIcon::fromTheme(QStringLiteral("view-left-close")));
+            popoutSplitAction->setText(i18nc("@action:intoolbar Move left view to a new window", "Pop out Left View"));
+            popoutSplitAction->setToolTip(i18nc("@info", "Move left view to a new window"));

         } else {
         } else {

-            splitAction->setText(i18nc("@action:intoolbar Close right view", "Close"));
-            splitAction->setToolTip(i18nc("@info", "Close right view"));
-            splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-close")));
+            m_splitViewAction->setText(i18nc("@action:intoolbar Close right view", "Close"));
+            m_splitViewAction->setToolTip(i18nc("@info", "Close right view"));
+            m_splitViewAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-close")));
+            popoutSplitAction->setText(i18nc("@action:intoolbar Move right view to a new window", "Pop out Right View"));
+            popoutSplitAction->setToolTip(i18nc("@info", "Move right view to a new window"));
+        }
+        popoutSplitAction->setEnabled(true);
+        if (!m_splitViewAction->menu()) {
+            setActionPopupMode(m_splitViewAction, QToolButton::MenuButtonPopup);
+            m_splitViewAction->setMenu(new QMenu);
+            m_splitViewAction->addAction(popoutSplitAction);

         }
     } else {
         }
     } else {

-        splitAction->setText(i18nc("@action:intoolbar Split view", "Split"));
-        splitAction->setToolTip(i18nc("@info", "Split view"));
-        splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-new")));
+        m_splitViewAction->setText(i18nc("@action:intoolbar Split view", "Split"));
+        m_splitViewAction->setToolTip(i18nc("@info", "Split view"));
+        m_splitViewAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-new")));
+        popoutSplitAction->setText(i18nc("@action:intoolbar Move view in focus to a new window", "Pop out"));
+        popoutSplitAction->setEnabled(false);
+        if (m_splitViewAction->menu()) {
+            m_splitViewAction->removeAction(popoutSplitAction);
+            m_splitViewAction->menu()->deleteLater();
+            m_splitViewAction->setMenu(nullptr);
+            setActionPopupMode(m_splitViewAction, QToolButton::DelayedPopup);
+        }

     }
     }

+
+    // Update state from toolbar action
+    m_splitViewMenuAction->setText(m_splitViewAction->text());
+    m_splitViewMenuAction->setToolTip(m_splitViewAction->toolTip());
+    m_splitViewMenuAction->setIcon(m_splitViewAction->icon());

 }
 
 void DolphinMainWindow::updateAllowedToolbarAreas()
 {
 }
 
 void DolphinMainWindow::updateAllowedToolbarAreas()
 {

-    auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
-                        (actionCollection()->action(QStringLiteral("url_navigators")));
+    auto navigators = static_cast<DolphinNavigatorsWidgetAction *>(actionCollection()->action(QStringLiteral("url_navigators")));

     if (toolBar()->actions().contains(navigators)) {
         toolBar()->setAllowedAreas(Qt::TopToolBarArea | Qt::BottomToolBarArea);
     if (toolBar()->actions().contains(navigators)) {
         toolBar()->setAllowedAreas(Qt::TopToolBarArea | Qt::BottomToolBarArea);

-        if (toolBarArea(toolBar()) == Qt::LeftToolBarArea ||
-            toolBarArea(toolBar()) == Qt::RightToolBarArea) {
+        if (toolBarArea(toolBar()) == Qt::LeftToolBarArea || toolBarArea(toolBar()) == Qt::RightToolBarArea) {

             addToolBar(Qt::TopToolBarArea, toolBar());
         }
     } else {
             addToolBar(Qt::TopToolBarArea, toolBar());
         }
     } else {


@@ -2366,23 +2736,16 @@ bool DolphinMainWindow::isKompareInstalled() const
     return installed;
 }
 
     return installed;
 }
 

-void DolphinMainWindow::createPanelAction(const QIcon& icon,
-                                          const QKeySequence& shortcut,
-                                          QAction* dockAction,
-                                          const QString& actionName)
+void DolphinMainWindow::createPanelAction(const QIcon &icon, const QKeySequence &shortcut, QDockWidget *dockWidget, const QString &actionName)

 {
 {

-    QAction* panelAction = actionCollection()->addAction(actionName);
-    panelAction->setCheckable(true);
-    panelAction->setChecked(dockAction->isChecked());
-    panelAction->setText(dockAction->text());
-    panelAction->setIcon(icon);
+    auto dockAction = dockWidget->toggleViewAction();

     dockAction->setIcon(icon);
     dockAction->setIcon(icon);

-    actionCollection()->setDefaultShortcut(panelAction, shortcut);
+    dockAction->setEnabled(true);

 
 

-    connect(panelAction, &QAction::triggered, dockAction, &QAction::trigger);
-    connect(dockAction, &QAction::toggled, panelAction, &QAction::setChecked);
+    QAction *panelAction = actionCollection()->addAction(actionName, dockAction);
+    actionCollection()->setDefaultShortcut(panelAction, shortcut);

 }
 }

-
+// clang-format off

 void DolphinMainWindow::setupWhatsThis()
 {
     // main widgets
 void DolphinMainWindow::setupWhatsThis()
 {
     // main widgets


@@ -2391,16 +2754,16 @@ void DolphinMainWindow::setupWhatsThis()
         "configuration options. Left-click on any of the menus on this "
         "bar to see its contents.</para><para>The Menubar can be hidden "
         "by unchecking <interface>Settings|Show Menubar</interface>. Then "
         "configuration options. Left-click on any of the menus on this "
         "bar to see its contents.</para><para>The Menubar can be hidden "
         "by unchecking <interface>Settings|Show Menubar</interface>. Then "

-        "most of its contents become available through a <interface>Control"
+        "most of its contents become available through a <interface>Menu"

         "</interface> button on the <emphasis>Toolbar</emphasis>.</para>"));
     toolBar()->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is the "
         "<emphasis>Toolbar</emphasis>. It allows quick access to "
         "frequently used actions.</para><para>It is highly customizable. "
         "</interface> button on the <emphasis>Toolbar</emphasis>.</para>"));
     toolBar()->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is the "
         "<emphasis>Toolbar</emphasis>. It allows quick access to "
         "frequently used actions.</para><para>It is highly customizable. "

-        "All items you see in the <interface>Control</interface> menu or "
+        "All items you see in the <interface>Menu</interface> or "

         "in the <interface>Menubar</interface> can be placed on the "
         "Toolbar. Just right-click on it and select <interface>Configure "
         "in the <interface>Menubar</interface> can be placed on the "
         "Toolbar. Just right-click on it and select <interface>Configure "

-        "Toolbars…</interface> or find this action in the <interface>"
-        "Control</interface> or <interface>Settings</interface> menu."
+        "Toolbars…</interface> or find this action within the <interface>"
+        "menu</interface>."

         "</para><para>The location of the bar and the style of its "
         "buttons can also be changed in the right-click menu. Right-click "
         "a button if you want to show or hide its text.</para>"));
         "</para><para>The location of the bar and the style of its "
         "buttons can also be changed in the right-click menu. Right-click "
         "a button if you want to show or hide its text.</para>"));


@@ -2429,8 +2792,7 @@ void DolphinMainWindow::setupWhatsThis()
     actionCollection()->action(KStandardAction::name(KStandardAction::ConfigureToolbars))
         ->setWhatsThis(xi18nc("@info:whatsthis","<para>This opens a window in which "
         "you can change which buttons appear on the <emphasis>Toolbar</emphasis>.</para>"
     actionCollection()->action(KStandardAction::name(KStandardAction::ConfigureToolbars))
         ->setWhatsThis(xi18nc("@info:whatsthis","<para>This opens a window in which "
         "you can change which buttons appear on the <emphasis>Toolbar</emphasis>.</para>"

-        "<para>All items you see in the <interface>Control</interface> menu "
-        "or in the <interface>Menubar</interface> can also be placed on the Toolbar.</para>"));
+        "<para>All items you see in the <interface>Menu</interface> can also be placed on the Toolbar.</para>"));

     actionCollection()->action(KStandardAction::name(KStandardAction::Preferences))
         ->setWhatsThis(xi18nc("@info:whatsthis","This opens a window where you can "
         "change a multitude of settings for this application. For an explanation "
     actionCollection()->action(KStandardAction::name(KStandardAction::Preferences))
         ->setWhatsThis(xi18nc("@info:whatsthis","This opens a window where you can "
         "change a multitude of settings for this application. For an explanation "


@@ -2438,77 +2800,46 @@ void DolphinMainWindow::setupWhatsThis()
         "</emphasis> in <interface>Help|Dolphin Handbook</interface>."));
 
     // Help menu
         "</emphasis> in <interface>Help|Dolphin Handbook</interface>."));
 
     // Help menu

-    // The whatsthis has to be set for the m_helpMenu and for the
-    // StandardAction separately because both are used in different locations.
-    // m_helpMenu is only used for createControlButton() button.

 
     auto setStandardActionWhatsThis = [this](KStandardAction::StandardAction actionId,
                                              const QString &whatsThis) {
 
     auto setStandardActionWhatsThis = [this](KStandardAction::StandardAction actionId,
                                              const QString &whatsThis) {

+        // Check for the existence of an action since it can be restricted through the Kiosk system

         if (auto *action = actionCollection()->action(KStandardAction::name(actionId))) {
             action->setWhatsThis(whatsThis);
         }
     };
         if (auto *action = actionCollection()->action(KStandardAction::name(actionId))) {
             action->setWhatsThis(whatsThis);
         }
     };

-    auto setHelpActionWhatsThis = [this](KHelpMenu::MenuId menuId, const QString &whatsThis) {
-        if (auto *action = m_helpMenu->action(menuId)) {
-            action->setWhatsThis(whatsThis);
-        }
-    };
-
-    // Links do not work within the Menubar so texts without links are provided there.

 
 

-    // i18n: If the external link isn't available in your language you should
-    // probably state the external link language at least in brackets to not
+    // i18n: If the external link isn't available in your language it might make
+    // sense to state the external link's language in brackets to not

     // frustrate the user. If there are multiple languages that the user might
     // know with a reasonable chance you might want to have 2 external links.
     // frustrate the user. If there are multiple languages that the user might
     // know with a reasonable chance you might want to have 2 external links.

-    // The same is in my opinion true for every external link you translate.
-    const QString whatsThisHelpContents = xi18nc("@info:whatsthis handbook",
-        "<para>This opens the Handbook for this application. It provides "
-        "explanations for every part of <emphasis>Dolphin</emphasis>.</para>");
-    setStandardActionWhatsThis(KStandardAction::HelpContents, whatsThisHelpContents
-        + xi18nc("@info:whatsthis second half of handbook hb text without link",
-        "<para>If you want more elaborate introductions to the "
-        "different features of <emphasis>Dolphin</emphasis> "
-        "go to the KDE UserBase Wiki.</para>"));
-    setHelpActionWhatsThis(KHelpMenu::menuHelpContents, whatsThisHelpContents
-        + xi18nc("@info:whatsthis second half of handbook text with link",
-        "<para>If you want more elaborate introductions to the "
-        "different features of <emphasis>Dolphin</emphasis> "
-        "<link url='https://userbase.kde.org/Dolphin/File_Management'>click here</link>. "
-        "It will open the dedicated page in the KDE UserBase Wiki.</para>"));
-
-    const QString whatsThisWhatsThis = xi18nc("@info:whatsthis whatsthis button",
+    // The same might be true for any external link you translate.
+    setStandardActionWhatsThis(KStandardAction::HelpContents, xi18nc("@info:whatsthis handbook", "<para>This opens the Handbook for this application. It provides explanations for every part of <emphasis>Dolphin</emphasis>.</para><para>If you want more elaborate introductions to the different features of <emphasis>Dolphin</emphasis> <link url='https://userbase.kde.org/Dolphin/File_Management'>click here</link>. It will open the dedicated page in the KDE UserBase Wiki.</para>"));
+    // (The i18n call should be completely in the line following the i18n: comment without any line breaks within the i18n call or the comment might not be correctly extracted. See: https://commits.kde.org/kxmlgui/a31135046e1b3335b5d7bbbe6aa9a883ce3284c1 )
+
+    setStandardActionWhatsThis(KStandardAction::WhatsThis,
+        xi18nc("@info:whatsthis whatsthis button",

         "<para>This is the button that invokes the help feature you are "
         "using right now! Click it, then click any component of this "
         "application to ask \"What's this?\" about it. The mouse cursor "
         "<para>This is the button that invokes the help feature you are "
         "using right now! Click it, then click any component of this "
         "application to ask \"What's this?\" about it. The mouse cursor "

-        "will change appearance if no help is available for a spot.</para>");
-    setStandardActionWhatsThis(KStandardAction::WhatsThis, whatsThisWhatsThis
-        + xi18nc("@info:whatsthis second half of whatsthis button text without link",
-        "<para>There are two other ways to get help for this application: The "
-        "<interface>Dolphin Handbook</interface> in the <interface>Help"
-        "</interface> menu and the <emphasis>KDE UserBase Wiki</emphasis> "
-        "article about <emphasis>File Management</emphasis> online."
-        "</para><para>The \"What's this?\" help is "
-        "missing in most other windows so don't get too used to this.</para>"));
-    setHelpActionWhatsThis(KHelpMenu::menuWhatsThis, whatsThisWhatsThis
-        + xi18nc("@info:whatsthis second half of whatsthis button text with link",
+        "will change appearance if no help is available for a spot.</para>"

         "<para>There are two other ways to get help: "
         "The <link url='help:/dolphin/index.html'>Dolphin Handbook</link> and "
         "the <link url='https://userbase.kde.org/Dolphin/File_Management'>KDE "
         "UserBase Wiki</link>.</para><para>The \"What's this?\" help is "
         "missing in most other windows so don't get too used to this.</para>"));
 
         "<para>There are two other ways to get help: "
         "The <link url='help:/dolphin/index.html'>Dolphin Handbook</link> and "
         "the <link url='https://userbase.kde.org/Dolphin/File_Management'>KDE "
         "UserBase Wiki</link>.</para><para>The \"What's this?\" help is "
         "missing in most other windows so don't get too used to this.</para>"));
 

-    const QString whatsThisReportBug = xi18nc("@info:whatsthis","<para>This opens a "
+    setStandardActionWhatsThis(KStandardAction::ReportBug,
+        xi18nc("@info:whatsthis","<para>This opens a "

         "window that will guide you through reporting errors or flaws "
         "window that will guide you through reporting errors or flaws "

-        "in this application or in other KDE software.</para>");
-    setStandardActionWhatsThis(KStandardAction::ReportBug, whatsThisReportBug);
-    setHelpActionWhatsThis(KHelpMenu::menuReportBug, whatsThisReportBug
-        + xi18nc("@info:whatsthis second half of reportbug text with link",
+        "in this application or in other KDE software.</para>"

         "<para>High-quality bug reports are much appreciated. To learn "
         "how to make your bug report as effective as possible "
         "<link url='https://community.kde.org/Get_Involved/Bug_Reporting'>"
         "click here</link>.</para>"));
 
         "<para>High-quality bug reports are much appreciated. To learn "
         "how to make your bug report as effective as possible "
         "<link url='https://community.kde.org/Get_Involved/Bug_Reporting'>"
         "click here</link>.</para>"));
 

-    const QString whatsThisDonate = xi18nc("@info:whatsthis","<para>This opens a "
+    setStandardActionWhatsThis(KStandardAction::Donate,
+        xi18nc("@info:whatsthis", "<para>This opens a "

         "<emphasis>web page</emphasis> where you can donate to "
         "support the continued work on this application and many "
         "other projects by the <emphasis>KDE</emphasis> community.</para>"
         "<emphasis>web page</emphasis> where you can donate to "
         "support the continued work on this application and many "
         "other projects by the <emphasis>KDE</emphasis> community.</para>"


@@ -2517,32 +2848,27 @@ void DolphinMainWindow::setupWhatsThis()
         "free therefore your donation is needed to cover things that "
         "require money like servers, contributor meetings, etc.</para>"
         "<para><emphasis>KDE e.V.</emphasis> is the non-profit "
         "free therefore your donation is needed to cover things that "
         "require money like servers, contributor meetings, etc.</para>"
         "<para><emphasis>KDE e.V.</emphasis> is the non-profit "

-        "organization behind the KDE community.</para>");
-    setStandardActionWhatsThis(KStandardAction::Donate, whatsThisDonate);
-    setHelpActionWhatsThis(KHelpMenu::menuDonate, whatsThisDonate);
+        "organization behind the KDE community.</para>"));

 
 

-    const QString whatsThisSwitchLanguage = xi18nc("@info:whatsthis",
+    setStandardActionWhatsThis(KStandardAction::SwitchApplicationLanguage,
+        xi18nc("@info:whatsthis",

         "With this you can change the language this application uses."
         "<nl/>You can even set secondary languages which will be used "
         "With this you can change the language this application uses."
         "<nl/>You can even set secondary languages which will be used "

-        "if texts are not available in your preferred language.");
-    setStandardActionWhatsThis(KStandardAction::SwitchApplicationLanguage,
-                               whatsThisSwitchLanguage);
-    setHelpActionWhatsThis(KHelpMenu::menuSwitchLanguage, whatsThisSwitchLanguage);
+        "if texts are not available in your preferred language."));

 
 

-    const QString whatsThisAboutApp = xi18nc("@info:whatsthis","This opens a "
+    setStandardActionWhatsThis(KStandardAction::AboutApp,
+        xi18nc("@info:whatsthis","This opens a "

         "window that informs you about the version, license, "
         "window that informs you about the version, license, "

-        "used libraries and maintainers of this application.");
-    setStandardActionWhatsThis(KStandardAction::AboutApp, whatsThisAboutApp);
-    setHelpActionWhatsThis(KHelpMenu::menuAboutApp, whatsThisAboutApp);
+        "used libraries and maintainers of this application."));

 
 

-    const QString whatsThisAboutKDE = xi18nc("@info:whatsthis","This opens a "
+    setStandardActionWhatsThis(KStandardAction::AboutKDE,
+        xi18nc("@info:whatsthis","This opens a "

         "window with information about <emphasis>KDE</emphasis>. "
         "The KDE community are the people behind this free software."
         "<nl/>If you like using this application but don't know "
         "window with information about <emphasis>KDE</emphasis>. "
         "The KDE community are the people behind this free software."
         "<nl/>If you like using this application but don't know "

-        "about KDE or want to see a cute dragon have a look!");
-    setStandardActionWhatsThis(KStandardAction::AboutKDE, whatsThisAboutKDE);
-    setHelpActionWhatsThis(KHelpMenu::menuAboutKDE, whatsThisAboutKDE);
+        "about KDE or want to see a cute dragon have a look!"));

 }
 }

+// clang-format on

 
 bool DolphinMainWindow::addHamburgerMenuToToolbar()
 {
 
 bool DolphinMainWindow::addHamburgerMenuToToolbar()
 {


@@ -2567,29 +2893,6 @@ bool DolphinMainWindow::addHamburgerMenuToToolbar()
     // whenever this method is removed (maybe in the year ~2026).
 }
 
     // whenever this method is removed (maybe in the year ~2026).
 }
 

-bool DolphinMainWindow::event(QEvent *event)
-{
-    if (event->type() == QEvent::WhatsThisClicked) {
-        event->accept();
-        QWhatsThisClickedEvent* whatsThisEvent = dynamic_cast<QWhatsThisClickedEvent*>(event);
-        QDesktopServices::openUrl(QUrl(whatsThisEvent->href()));
-        return true;
-    }
-    return KXmlGuiWindow::event(event);
-}
-
-bool DolphinMainWindow::eventFilter(QObject* obj, QEvent* event)
-{
-    Q_UNUSED(obj)
-    if (event->type() == QEvent::WhatsThisClicked) {
-        event->accept();
-        QWhatsThisClickedEvent* whatsThisEvent = dynamic_cast<QWhatsThisClickedEvent*>(event);
-        QDesktopServices::openUrl(QUrl(whatsThisEvent->href()));
-        return true;
-    }
-    return false;
-}
-

 // Set a sane initial window size
 QSize DolphinMainWindow::sizeHint() const
 {
 // Set a sane initial window size
 QSize DolphinMainWindow::sizeHint() const
 {


@@ -2601,34 +2904,52 @@ void DolphinMainWindow::saveNewToolbarConfig()
     KXmlGuiWindow::saveNewToolbarConfig(); // Applies the new config. This has to be called first
                                            // because the rest of this method decides things
                                            // based on the new config.
     KXmlGuiWindow::saveNewToolbarConfig(); // Applies the new config. This has to be called first
                                            // because the rest of this method decides things
                                            // based on the new config.

-    auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
-                        (actionCollection()->action(QStringLiteral("url_navigators")));
+    auto navigators = static_cast<DolphinNavigatorsWidgetAction *>(actionCollection()->action(QStringLiteral("url_navigators")));

     if (!toolBar()->actions().contains(navigators)) {
         m_tabWidget->currentTabPage()->insertNavigatorsWidget(navigators);
     }
     updateAllowedToolbarAreas();
     if (!toolBar()->actions().contains(navigators)) {
         m_tabWidget->currentTabPage()->insertNavigatorsWidget(navigators);
     }
     updateAllowedToolbarAreas();

-    (static_cast<KHamburgerMenu *>(actionCollection()->action(KStandardAction::name(
-                            KStandardAction::HamburgerMenu))))->hideActionsOf(toolBar());
+    (static_cast<KHamburgerMenu *>(actionCollection()->action(KStandardAction::name(KStandardAction::HamburgerMenu))))->hideActionsOf(toolBar());

 }
 
 }
 

-void DolphinMainWindow::focusTerminalPanel()
+void DolphinMainWindow::toggleTerminalPanelFocus()

 {
 {

-    if (m_terminalPanel->isVisible()) {
-        if (m_terminalPanel->terminalHasFocus()) {
-            m_activeViewContainer->view()->setFocus(Qt::FocusReason::ShortcutFocusReason);
-            actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Focus Terminal Panel"));
-        } else {
-            m_terminalPanel->setFocus(Qt::FocusReason::ShortcutFocusReason);
-            actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Defocus Terminal Panel"));
-        }
-    } else {
-        actionCollection()->action(QStringLiteral("show_terminal_panel"))->trigger();
+    if (!m_terminalPanel->isVisible()) {
+        actionCollection()->action(QStringLiteral("show_terminal_panel"))->trigger(); // Also moves focus to the panel.

         actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Defocus Terminal Panel"));
         actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Defocus Terminal Panel"));

+        return;
+    }
+
+    if (m_terminalPanel->terminalHasFocus()) {
+        m_activeViewContainer->view()->setFocus(Qt::FocusReason::ShortcutFocusReason);
+        actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Focus Terminal Panel"));
+        return;
+    }
+
+    m_terminalPanel->setFocus(Qt::FocusReason::ShortcutFocusReason);
+    actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Defocus Terminal Panel"));
+}
+
+void DolphinMainWindow::togglePlacesPanelFocus()
+{
+    if (!m_placesPanel->isVisible()) {
+        actionCollection()->action(QStringLiteral("show_places_panel"))->trigger(); // Also moves focus to the panel.
+        actionCollection()->action(QStringLiteral("focus_places_panel"))->setText(i18nc("@action:inmenu View", "Defocus Terminal Panel"));
+        return;
+    }
+
+    if (m_placesPanel->hasFocus()) {
+        m_activeViewContainer->view()->setFocus(Qt::FocusReason::ShortcutFocusReason);
+        actionCollection()->action(QStringLiteral("focus_places_panel"))->setText(i18nc("@action:inmenu View", "Focus Places Panel"));
+        return;

     }
     }

+
+    m_placesPanel->setFocus(Qt::FocusReason::ShortcutFocusReason);
+    actionCollection()->action(QStringLiteral("focus_places_panel"))->setText(i18nc("@action:inmenu View", "Defocus Places Panel"));

 }
 
 }
 

-DolphinMainWindow::UndoUiInterface::UndoUiInterface() :
-    KIO::FileUndoManager::UiInterface()
+DolphinMainWindow::UndoUiInterface::UndoUiInterface()
+    : KIO::FileUndoManager::UiInterface()

 {
 }
 
 {
 }
 


@@ -2636,12 +2957,12 @@ DolphinMainWindow::UndoUiInterface::~UndoUiInterface()
 {
 }
 
 {
 }
 

-void DolphinMainWindow::UndoUiInterface::jobError(KIO::Job* job)
+void DolphinMainWindow::UndoUiInterface::jobError(KIO::Job *job)

 {
 {

-    DolphinMainWindow* mainWin= qobject_cast<DolphinMainWindow *>(parentWidget());
+    DolphinMainWindow *mainWin = qobject_cast<DolphinMainWindow *>(parentWidget());

     if (mainWin) {
     if (mainWin) {

-        DolphinViewContainer* container = mainWin->activeViewContainer();
-        container->showMessage(job->errorString(), DolphinViewContainer::Error);
+        DolphinViewContainer *container = mainWin->activeViewContainer();
+        container->showMessage(job->errorString(), KMessageWidget::Error);

     } else {
         KIO::FileUndoManager::UiInterface::jobError(job);
     }
     } else {
         KIO::FileUndoManager::UiInterface::jobError(job);
     }


@@ -2652,7 +2973,46 @@ bool DolphinMainWindow::isUrlOpen(const QString &url)
     return m_tabWidget->isUrlOpen(QUrl::fromUserInput(url));
 }
 
     return m_tabWidget->isUrlOpen(QUrl::fromUserInput(url));
 }
 

-bool DolphinMainWindow::isUrlOrParentOpen(const QString &url)
+bool DolphinMainWindow::isItemVisibleInAnyView(const QString &urlOfItem)

 {
 {

-    return m_tabWidget->isUrlOrParentOpen(QUrl::fromUserInput(url));
+    return m_tabWidget->isItemVisibleInAnyView(QUrl::fromUserInput(urlOfItem));
+}
+
+void DolphinMainWindow::slotDoubleClickViewBackground(Qt::MouseButton button)
+{
+    if (button != Qt::MouseButton::LeftButton) {
+        // only handle left mouse button for now
+        return;
+    }
+
+    GeneralSettings *settings = GeneralSettings::self();
+    QString clickAction = settings->doubleClickViewAction();
+
+    DolphinView *view = activeViewContainer()->view();
+    if (view == nullptr || clickAction == "none") {
+        return;
+    }
+
+    if (clickAction == customCommand) {
+        // run custom command set by the user
+        QString path = view->url().toLocalFile();
+        QString clickCustomAction = settings->doubleClickViewCustomAction();
+        clickCustomAction.replace("{path}", path.prepend('"').append('"'));
+
+        m_job = new KIO::CommandLauncherJob(clickCustomAction);
+        m_job->setUiDelegate(new KDialogJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
+        m_job->start();
+
+    } else {
+        // get the action set by the user and trigger it
+        const KActionCollection *actions = actionCollection();
+        QAction *action = actions->action(clickAction);
+        if (action == nullptr) {
+            qCWarning(DolphinDebug) << QStringLiteral("Double-click view: action `%1` was not found").arg(clickAction);
+            return;
+        }
+        action->trigger();
+    }

 }
 }

+
+#include "moc_dolphinmainwindow.cpp"