src/dolphinmainwindow.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Stefan Monov <logixoul@gmail.com>
   4  * SPDX-FileCopyrightText: 2006 Cvetoslav Ludmiloff <ludmiloff@gmail.com>
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #include "dolphinmainwindow.h"
  10
  11 #include "dolphinmainwindowadaptor.h"
  12 #include "config-terminal.h"
  13 #include "global.h"
  14 #include "dolphinbookmarkhandler.h"
  15 #include "dolphindockwidget.h"
  16 #include "dolphincontextmenu.h"
  17 #include "dolphinnavigatorswidgetaction.h"
  18 #include "dolphinnewfilemenu.h"
  19 #include "dolphinrecenttabsmenu.h"
  20 #include "dolphinurlnavigatorscontroller.h"
  21 #include "dolphinviewcontainer.h"
  22 #include "dolphintabpage.h"
  23 #include "middleclickactioneventfilter.h"
  24 #include "panels/folders/folderspanel.h"
  25 #include "panels/places/placesitemmodel.h"
  26 #include "panels/places/placespanel.h"
  27 #include "panels/terminal/terminalpanel.h"
  28 #include "settings/dolphinsettingsdialog.h"
  29 #include "statusbar/dolphinstatusbar.h"
  30 #include "views/dolphinviewactionhandler.h"
  31 #include "views/dolphinremoteencoding.h"
  32 #include "views/draganddrophelper.h"
  33 #include "views/viewproperties.h"
  34 #include "views/dolphinnewfilemenuobserver.h"
  35 #include "dolphin_generalsettings.h"
  36
  37 #include <KActionCollection>
  38 #include <KActionMenu>
  39 #include <KAuthorized>
  40 #include <KConfig>
  41 #include <KConfigGui>
  42 #include <KDualAction>
  43 #include <KFileItemListProperties>
  44 #include <KHelpMenu>
  45 #include <KIO/CommandLauncherJob>
  46 #include <KIO/JobUiDelegate>
  47 #include <KIO/OpenFileManagerWindowJob>
  48 #include <KIO/OpenUrlJob>
  49 #include <KJobWidgets>
  50 #include <KLocalizedString>
  51 #include <KMessageBox>
  52 #include <KNS3/KMoreToolsMenuFactory>
  53 #include <KProtocolInfo>
  54 #include <KProtocolManager>
  55 #include <KShell>
  56 #include <KStandardAction>
  57 #include <KStartupInfo>
  58 #include <KSycoca>
  59 #include <KToggleAction>
  60 #include <KToolBar>
  61 #include <KToolBarPopupAction>
  62 #include <KToolInvocation>
  63 #include <KUrlComboBox>
  64 #include <KUrlNavigator>
  65 #include <KWindowSystem>
  66 #include <KXMLGUIFactory>
  67
  68 #include <QApplication>
  69 #include <QClipboard>
  70 #include <QCloseEvent>
  71 #include <QDesktopServices>
  72 #include <QDialog>
  73 #include <QDomDocument>
  74 #include <QFileInfo>
  75 #include <QLineEdit>
  76 #include <QMenuBar>
  77 #include <QPushButton>
  78 #include <QShowEvent>
  79 #include <QStandardPaths>
  80 #include <QTimer>
  81 #include <QToolButton>
  82 #include <QWhatsThisClickedEvent>
  83
  84 namespace {
  85     // Used for GeneralSettings::version() to determine whether
  86     // an updated version of Dolphin is running.
  87     const int CurrentDolphinVersion = 201;
  88     // The maximum number of entries in the back/forward popup menu
  89     const int MaxNumberOfNavigationentries = 12;
  90     // The maximum number of "Activate Tab" shortcuts
  91     const int MaxActivateTabShortcuts = 9;
  92 }
  93
  94 DolphinMainWindow::DolphinMainWindow() :
  95     KXmlGuiWindow(nullptr),
  96     m_newFileMenu(nullptr),
  97     m_helpMenu(nullptr),
  98     m_tabWidget(nullptr),
  99     m_activeViewContainer(nullptr),
 100     m_actionHandler(nullptr),
 101     m_remoteEncoding(nullptr),
 102     m_settingsDialog(),
 103     m_bookmarkHandler(nullptr),
 104     m_controlButton(nullptr),
 105     m_updateToolBarTimer(nullptr),
 106     m_lastHandleUrlOpenJob(nullptr),
 107     m_terminalPanel(nullptr),
 108     m_placesPanel(nullptr),
 109     m_tearDownFromPlacesRequested(false),
 110     m_backAction(nullptr),
 111     m_forwardAction(nullptr)
 112 {
 113     Q_INIT_RESOURCE(dolphin);
 114
 115     new MainWindowAdaptor(this);
 116
 117 #ifndef Q_OS_WIN
 118         setWindowFlags(Qt::WindowContextHelpButtonHint);
 119 #endif
 120     setComponentName(QStringLiteral("dolphin"), QGuiApplication::applicationDisplayName());
 121     setObjectName(QStringLiteral("Dolphin#"));
 122
 123     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::errorMessage,
 124             this, &DolphinMainWindow::showErrorMessage);
 125
 126     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 127     undoManager->setUiInterface(new UndoUiInterface());
 128
 129     connect(undoManager, QOverload<bool>::of(&KIO::FileUndoManager::undoAvailable),
 130             this, &DolphinMainWindow::slotUndoAvailable);
 131     connect(undoManager, &KIO::FileUndoManager::undoTextChanged,
 132             this, &DolphinMainWindow::slotUndoTextChanged);
 133     connect(undoManager, &KIO::FileUndoManager::jobRecordingStarted,
 134             this, &DolphinMainWindow::clearStatusBar);
 135     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 136             this, &DolphinMainWindow::showCommand);
 137
 138     const bool firstRun = (GeneralSettings::version() < 200);
 139     if (firstRun) {
 140         GeneralSettings::setViewPropsTimestamp(QDateTime::currentDateTime());
 141     }
 142
 143     setAcceptDrops(true);
 144
 145     auto *navigatorsWidgetAction = new DolphinNavigatorsWidgetAction(this);
 146     actionCollection()->addAction(QStringLiteral("url_navigators"), navigatorsWidgetAction);
 147     m_tabWidget = new DolphinTabWidget(navigatorsWidgetAction, this);
 148     m_tabWidget->setObjectName("tabWidget");
 149     connect(m_tabWidget, &DolphinTabWidget::activeViewChanged,
 150             this, &DolphinMainWindow::activeViewChanged);
 151     connect(m_tabWidget, &DolphinTabWidget::tabCountChanged,
 152             this, &DolphinMainWindow::tabCountChanged);
 153     connect(m_tabWidget, &DolphinTabWidget::currentUrlChanged,
 154             this, &DolphinMainWindow::updateWindowTitle);
 155     setCentralWidget(m_tabWidget);
 156
 157     setupActions();
 158
 159     m_actionHandler = new DolphinViewActionHandler(actionCollection(), this);
 160     connect(m_actionHandler, &DolphinViewActionHandler::actionBeingHandled, this, &DolphinMainWindow::clearStatusBar);
 161     connect(m_actionHandler, &DolphinViewActionHandler::createDirectoryTriggered, this, &DolphinMainWindow::createDirectory);
 162
 163     m_remoteEncoding = new DolphinRemoteEncoding(this, m_actionHandler);
 164     connect(this, &DolphinMainWindow::urlChanged,
 165             m_remoteEncoding, &DolphinRemoteEncoding::slotAboutToOpenUrl);
 166
 167     setupDockWidgets();
 168
 169     setupGUI(Keys | Save | Create | ToolBar);
 170     stateChanged(QStringLiteral("new_file"));
 171
 172     QClipboard* clipboard = QApplication::clipboard();
 173     connect(clipboard, &QClipboard::dataChanged,
 174             this, &DolphinMainWindow::updatePasteAction);
 175
 176     QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
 177     toggleFilterBarAction->setChecked(GeneralSettings::filterBar());
 178
 179     if (firstRun) {
 180         menuBar()->setVisible(false);
 181     }
 182
 183     const bool showMenu = !menuBar()->isHidden();
 184     QAction* showMenuBarAction = actionCollection()->action(KStandardAction::name(KStandardAction::ShowMenubar));
 185     showMenuBarAction->setChecked(showMenu);  // workaround for bug #171080
 186
 187     auto hamburgerMenu = static_cast<KHamburgerMenu *>(actionCollection()->action(
 188                                     KStandardAction::name(KStandardAction::HamburgerMenu)));
 189     hamburgerMenu->setMenuBar(menuBar());
 190     hamburgerMenu->setShowMenuBarAction(showMenuBarAction);
 191     connect(hamburgerMenu, &KHamburgerMenu::aboutToShowMenu,
 192             this, &DolphinMainWindow::updateHamburgerMenu);
 193     hamburgerMenu->hideActionsOf(toolBar());
 194     if (GeneralSettings::version() < 201 && !toolBar()->actions().contains(hamburgerMenu)) {
 195         addHamburgerMenuToToolbar();
 196     }
 197
 198     updateAllowedToolbarAreas();
 199
 200     // enable middle-click on back/forward/up to open in a new tab
 201     auto *middleClickEventFilter = new MiddleClickActionEventFilter(this);
 202     connect(middleClickEventFilter, &MiddleClickActionEventFilter::actionMiddleClicked, this, &DolphinMainWindow::slotToolBarActionMiddleClicked);
 203     toolBar()->installEventFilter(middleClickEventFilter);
 204
 205     setupWhatsThis();
 206
 207     connect(KSycoca::self(), QOverload<>::of(&KSycoca::databaseChanged), this, &DolphinMainWindow::updateOpenPreferredSearchToolAction);
 208
 209     QTimer::singleShot(0, this, &DolphinMainWindow::updateOpenPreferredSearchToolAction);
 210 }
 211
 212 DolphinMainWindow::~DolphinMainWindow()
 213 {
 214     // This fixes a crash on Wayland when closing the mainwindow while another dialog is open.
 215     disconnect(QGuiApplication::clipboard(), &QClipboard::dataChanged, this, &DolphinMainWindow::updatePasteAction);
 216 }
 217
 218 QVector<DolphinViewContainer*> DolphinMainWindow::viewContainers() const
 219 {
 220     QVector<DolphinViewContainer*> viewContainers;
 221
 222     for (int i = 0; i < m_tabWidget->count(); ++i) {
 223         DolphinTabPage *tabPage = m_tabWidget->tabPageAt(i);
 224
 225         viewContainers << tabPage->primaryViewContainer();
 226         if (tabPage->splitViewEnabled()) {
 227             viewContainers << tabPage->secondaryViewContainer();
 228         }
 229     }
 230     return viewContainers;
 231 }
 232
 233 void DolphinMainWindow::setViewsWithInvalidPathsToHome()
 234 {
 235     const QVector<DolphinViewContainer*> theViewContainers = viewContainers();
 236     for (DolphinViewContainer *viewContainer : theViewContainers) {
 237
 238         // Only consider local dirs, not remote locations and abstract protocols
 239         if (viewContainer->url().isLocalFile()) {
 240             if (!QFileInfo::exists(viewContainer->url().toLocalFile())) {
 241                 viewContainer->setUrl(QUrl::fromLocalFile(QDir::homePath()));
 242             }
 243         }
 244     }
 245 }
 246
 247 void DolphinMainWindow::openDirectories(const QList<QUrl>& dirs, bool splitView)
 248 {
 249     m_tabWidget->openDirectories(dirs, splitView);
 250 }
 251
 252 void DolphinMainWindow::openDirectories(const QStringList& dirs, bool splitView)
 253 {
 254     openDirectories(QUrl::fromStringList(dirs), splitView);
 255 }
 256
 257 void DolphinMainWindow::openFiles(const QList<QUrl>& files, bool splitView)
 258 {
 259     m_tabWidget->openFiles(files, splitView);
 260 }
 261
 262 bool DolphinMainWindow::isFoldersPanelEnabled() const
 263 {
 264     return actionCollection()->action(QStringLiteral("show_folders_panel"))->isChecked();
 265 }
 266
 267 bool DolphinMainWindow::isInformationPanelEnabled() const
 268 {
 269 #ifdef HAVE_BALOO
 270     return actionCollection()->action(QStringLiteral("show_information_panel"))->isChecked();
 271 #else
 272     return false;
 273 #endif
 274 }
 275
 276 void DolphinMainWindow::openFiles(const QStringList& files, bool splitView)
 277 {
 278     openFiles(QUrl::fromStringList(files), splitView);
 279 }
 280
 281 void DolphinMainWindow::activateWindow()
 282 {
 283     window()->setAttribute(Qt::WA_NativeWindow, true);
 284     KStartupInfo::setNewStartupId(window()->windowHandle(), KStartupInfo::startupId());
 285     KWindowSystem::activateWindow(window()->effectiveWinId());
 286 }
 287
 288 void DolphinMainWindow::showCommand(CommandType command)
 289 {
 290     DolphinStatusBar* statusBar = m_activeViewContainer->statusBar();
 291     switch (command) {
 292     case KIO::FileUndoManager::Copy:
 293         statusBar->setText(i18nc("@info:status", "Successfully copied."));
 294         break;
 295     case KIO::FileUndoManager::Move:
 296         statusBar->setText(i18nc("@info:status", "Successfully moved."));
 297         break;
 298     case KIO::FileUndoManager::Link:
 299         statusBar->setText(i18nc("@info:status", "Successfully linked."));
 300         break;
 301     case KIO::FileUndoManager::Trash:
 302         statusBar->setText(i18nc("@info:status", "Successfully moved to trash."));
 303         break;
 304     case KIO::FileUndoManager::Rename:
 305         statusBar->setText(i18nc("@info:status", "Successfully renamed."));
 306         break;
 307
 308     case KIO::FileUndoManager::Mkdir:
 309         statusBar->setText(i18nc("@info:status", "Created folder."));
 310         break;
 311
 312     default:
 313         break;
 314     }
 315 }
 316
 317 void DolphinMainWindow::pasteIntoFolder()
 318 {
 319     m_activeViewContainer->view()->pasteIntoFolder();
 320 }
 321
 322 void DolphinMainWindow::changeUrl(const QUrl &url)
 323 {
 324     if (!KProtocolManager::supportsListing(url)) {
 325         // The URL navigator only checks for validity, not
 326         // if the URL can be listed. An error message is
 327         // shown due to DolphinViewContainer::restoreView().
 328         return;
 329     }
 330
 331     m_activeViewContainer->setUrl(url);
 332     updateFileAndEditActions();
 333     updatePasteAction();
 334     updateViewActions();
 335     updateGoActions();
 336
 337     Q_EMIT urlChanged(url);
 338 }
 339
 340 void DolphinMainWindow::slotTerminalDirectoryChanged(const QUrl& url)
 341 {
 342     if (m_tearDownFromPlacesRequested && url == QUrl::fromLocalFile(QDir::homePath())) {
 343         m_placesPanel->proceedWithTearDown();
 344         m_tearDownFromPlacesRequested = false;
 345     }
 346
 347     m_activeViewContainer->setAutoGrabFocus(false);
 348     changeUrl(url);
 349     m_activeViewContainer->setAutoGrabFocus(true);
 350 }
 351
 352 void DolphinMainWindow::slotEditableStateChanged(bool editable)
 353 {
 354     KToggleAction* editableLocationAction =
 355         static_cast<KToggleAction*>(actionCollection()->action(QStringLiteral("editable_location")));
 356     editableLocationAction->setChecked(editable);
 357 }
 358
 359 void DolphinMainWindow::slotSelectionChanged(const KFileItemList& selection)
 360 {
 361     updateFileAndEditActions();
 362
 363     const int selectedUrlsCount = m_tabWidget->currentTabPage()->selectedItemsCount();
 364
 365     QAction* compareFilesAction = actionCollection()->action(QStringLiteral("compare_files"));
 366     if (selectedUrlsCount == 2) {
 367         compareFilesAction->setEnabled(isKompareInstalled());
 368     } else {
 369         compareFilesAction->setEnabled(false);
 370     }
 371
 372     Q_EMIT selectionChanged(selection);
 373 }
 374
 375 void DolphinMainWindow::updateHistory()
 376 {
 377     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 378     const int index = urlNavigator->historyIndex();
 379
 380     QAction* backAction = actionCollection()->action(KStandardAction::name(KStandardAction::Back));
 381     if (backAction) {
 382         backAction->setToolTip(i18nc("@info", "Go back"));
 383         backAction->setWhatsThis(i18nc("@info:whatsthis go back", "Return to the previously viewed folder."));
 384         backAction->setEnabled(index < urlNavigator->historySize() - 1);
 385     }
 386
 387     QAction* forwardAction = actionCollection()->action(KStandardAction::name(KStandardAction::Forward));
 388     if (forwardAction) {
 389         forwardAction->setToolTip(i18nc("@info", "Go forward"));
 390         forwardAction->setWhatsThis(xi18nc("@info:whatsthis go forward",
 391             "This undoes a <interface>Go|Back</interface> action."));
 392         forwardAction->setEnabled(index > 0);
 393     }
 394 }
 395
 396 void DolphinMainWindow::updateFilterBarAction(bool show)
 397 {
 398     QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
 399     toggleFilterBarAction->setChecked(show);
 400 }
 401
 402 void DolphinMainWindow::openNewMainWindow()
 403 {
 404     Dolphin::openNewWindow({m_activeViewContainer->url()}, this);
 405 }
 406
 407 void DolphinMainWindow::openNewActivatedTab()
 408 {
 409     // keep browsers compatibility, new tab is always after last one
 410     auto openNewTabAfterLastTabConfigured = GeneralSettings::openNewTabAfterLastTab();
 411     GeneralSettings::setOpenNewTabAfterLastTab(true);
 412     m_tabWidget->openNewActivatedTab();
 413     GeneralSettings::setOpenNewTabAfterLastTab(openNewTabAfterLastTabConfigured);
 414 }
 415
 416 void DolphinMainWindow::addToPlaces()
 417 {
 418     QUrl url;
 419     QString name;
 420
 421     // If nothing is selected, act on the current dir
 422     if (m_activeViewContainer->view()->selectedItems().isEmpty()) {
 423         url = m_activeViewContainer->url();
 424         name = m_activeViewContainer->placesText();
 425     } else {
 426         const auto dirToAdd = m_activeViewContainer->view()->selectedItems().first();
 427         url = dirToAdd.url();
 428         name = dirToAdd.name();
 429     }
 430     if (url.isValid()) {
 431         PlacesItemModel model;
 432         QString icon;
 433         if (m_activeViewContainer->isSearchModeEnabled()) {
 434             icon = QStringLiteral("folder-saved-search-symbolic");
 435         } else {
 436             icon = KIO::iconNameForUrl(url);
 437         }
 438         model.createPlacesItem(name, url, icon);
 439     }
 440 }
 441
 442 void DolphinMainWindow::openNewTab(const QUrl& url)
 443 {
 444     m_tabWidget->openNewTab(url, QUrl());
 445 }
 446
 447 void DolphinMainWindow::openInNewTab()
 448 {
 449     const KFileItemList& list = m_activeViewContainer->view()->selectedItems();
 450     bool tabCreated = false;
 451
 452     for (const KFileItem& item : list) {
 453         const QUrl& url = DolphinView::openItemAsFolderUrl(item);
 454         if (!url.isEmpty()) {
 455             openNewTab(url);
 456             tabCreated = true;
 457         }
 458     }
 459
 460     // if no new tab has been created from the selection
 461     // open the current directory in a new tab
 462     if (!tabCreated) {
 463         openNewTab(m_activeViewContainer->url());
 464     }
 465 }
 466
 467 void DolphinMainWindow::openInNewWindow()
 468 {
 469     QUrl newWindowUrl;
 470
 471     const KFileItemList list = m_activeViewContainer->view()->selectedItems();
 472     if (list.isEmpty()) {
 473         newWindowUrl = m_activeViewContainer->url();
 474     } else if (list.count() == 1) {
 475         const KFileItem& item = list.first();
 476         newWindowUrl = DolphinView::openItemAsFolderUrl(item);
 477     }
 478
 479     if (!newWindowUrl.isEmpty()) {
 480         Dolphin::openNewWindow({newWindowUrl}, this);
 481     }
 482 }
 483
 484 void DolphinMainWindow::showTarget()
 485 {
 486     const auto link = m_activeViewContainer->view()->selectedItems().at(0);
 487     const auto linkLocationDir = QFileInfo(link.localPath()).absoluteDir();
 488     auto linkDestination = link.linkDest();
 489     if (QFileInfo(linkDestination).isRelative()) {
 490         linkDestination = linkLocationDir.filePath(linkDestination);
 491     }
 492     if (QFileInfo::exists(linkDestination)) {
 493         KIO::highlightInFileManager({QUrl::fromLocalFile(linkDestination).adjusted(QUrl::StripTrailingSlash)});
 494     } else {
 495         m_activeViewContainer->showMessage(xi18nc("@info", "Could not access <filename>%1</filename>.", linkDestination),
 496                                            DolphinViewContainer::Warning);
 497     }
 498 }
 499
 500 void DolphinMainWindow::showEvent(QShowEvent* event)
 501 {
 502     KXmlGuiWindow::showEvent(event);
 503
 504     if (!event->spontaneous()) {
 505         m_activeViewContainer->view()->setFocus();
 506     }
 507 }
 508
 509 void DolphinMainWindow::closeEvent(QCloseEvent* event)
 510 {
 511     // Find out if Dolphin is closed directly by the user or
 512     // by the session manager because the session is closed
 513     bool closedByUser = true;
 514     if (qApp->isSavingSession()) {
 515         closedByUser = false;
 516     }
 517
 518     if (m_tabWidget->count() > 1
 519         && GeneralSettings::confirmClosingMultipleTabs()
 520         && !GeneralSettings::rememberOpenedTabs()
 521         && closedByUser) {
 522         // Ask the user if he really wants to quit and close all tabs.
 523         // Open a confirmation dialog with 3 buttons:
 524         // QDialogButtonBox::Yes    -> Quit
 525         // QDialogButtonBox::No     -> Close only the current tab
 526         // QDialogButtonBox::Cancel -> do nothing
 527         QDialog *dialog = new QDialog(this, Qt::Dialog);
 528         dialog->setWindowTitle(i18nc("@title:window", "Confirmation"));
 529         dialog->setModal(true);
 530         QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Yes | QDialogButtonBox::No | QDialogButtonBox::Cancel);
 531         KGuiItem::assign(buttons->button(QDialogButtonBox::Yes), KGuiItem(i18nc("@action:button 'Quit Dolphin' button", "&Quit %1", QGuiApplication::applicationDisplayName()), QIcon::fromTheme(QStringLiteral("application-exit"))));
 532         KGuiItem::assign(buttons->button(QDialogButtonBox::No), KGuiItem(i18n("C&lose Current Tab"), QIcon::fromTheme(QStringLiteral("tab-close"))));
 533         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
 534         buttons->button(QDialogButtonBox::Yes)->setDefault(true);
 535
 536         bool doNotAskAgainCheckboxResult = false;
 537
 538         const auto result = KMessageBox::createKMessageBox(dialog,
 539             buttons,
 540             QMessageBox::Warning,
 541             i18n("You have multiple tabs open in this window, are you sure you want to quit?"),
 542             QStringList(),
 543             i18n("Do not ask again"),
 544             &doNotAskAgainCheckboxResult,
 545             KMessageBox::Notify);
 546
 547         if (doNotAskAgainCheckboxResult) {
 548             GeneralSettings::setConfirmClosingMultipleTabs(false);
 549         }
 550
 551         switch (result) {
 552             case QDialogButtonBox::Yes:
 553                 // Quit
 554                 break;
 555             case QDialogButtonBox::No:
 556                 // Close only the current tab
 557                 m_tabWidget->closeTab();
 558                 Q_FALLTHROUGH();
 559             default:
 560                 event->ignore();
 561                 return;
 562         }
 563     }
 564
 565     if (m_terminalPanel && m_terminalPanel->hasProgramRunning() && GeneralSettings::confirmClosingTerminalRunningProgram() && closedByUser) {
 566         // Ask if the user really wants to quit Dolphin with a program that is still running in the Terminal panel
 567         // Open a confirmation dialog with 3 buttons:
 568         // QDialogButtonBox::Yes    -> Quit
 569         // QDialogButtonBox::No     -> Show Terminal Panel
 570         // QDialogButtonBox::Cancel -> do nothing
 571         QDialog *dialog = new QDialog(this, Qt::Dialog);
 572         dialog->setWindowTitle(i18nc("@title:window", "Confirmation"));
 573         dialog->setModal(true);
 574         auto standardButtons = QDialogButtonBox::Yes | QDialogButtonBox::Cancel;
 575         if (!m_terminalPanel->isVisible()) {
 576             standardButtons |= QDialogButtonBox::No;
 577         }
 578         QDialogButtonBox *buttons = new QDialogButtonBox(standardButtons);
 579         KGuiItem::assign(buttons->button(QDialogButtonBox::Yes), KStandardGuiItem::quit());
 580         if (!m_terminalPanel->isVisible()) {
 581             KGuiItem::assign(
 582                     buttons->button(QDialogButtonBox::No),
 583                     KGuiItem(i18n("Show &Terminal Panel"), QIcon::fromTheme(QStringLiteral("dialog-scripts"))));
 584         }
 585         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
 586
 587         bool doNotAskAgainCheckboxResult = false;
 588
 589         const auto result = KMessageBox::createKMessageBox(
 590                 dialog,
 591                 buttons,
 592                 QMessageBox::Warning,
 593                 i18n("The program '%1' is still running in the Terminal panel. Are you sure you want to quit?", m_terminalPanel->runningProgramName()),
 594                 QStringList(),
 595                 i18n("Do not ask again"),
 596                 &doNotAskAgainCheckboxResult,
 597                 KMessageBox::Dangerous);
 598
 599         if (doNotAskAgainCheckboxResult) {
 600             GeneralSettings::setConfirmClosingTerminalRunningProgram(false);
 601         }
 602
 603         switch (result) {
 604             case QDialogButtonBox::Yes:
 605                 // Quit
 606                 break;
 607             case QDialogButtonBox::No:
 608                 actionCollection()->action("show_terminal_panel")->trigger();
 609                 // Do not quit, ignore quit event
 610                 Q_FALLTHROUGH();
 611             default:
 612                 event->ignore();
 613                 return;
 614         }
 615     }
 616
 617     if (GeneralSettings::rememberOpenedTabs())  {
 618         KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
 619         KConfig *config = KConfigGui::sessionConfig();
 620         saveGlobalProperties(config);
 621         savePropertiesInternal(config, 1);
 622         config->sync();
 623     }
 624
 625     GeneralSettings::setVersion(CurrentDolphinVersion);
 626     GeneralSettings::self()->save();
 627
 628     KXmlGuiWindow::closeEvent(event);
 629 }
 630
 631 void DolphinMainWindow::saveProperties(KConfigGroup& group)
 632 {
 633     m_tabWidget->saveProperties(group);
 634 }
 635
 636 void DolphinMainWindow::readProperties(const KConfigGroup& group)
 637 {
 638     m_tabWidget->readProperties(group);
 639 }
 640
 641 void DolphinMainWindow::updateNewMenu()
 642 {
 643     m_newFileMenu->setViewShowsHiddenFiles(activeViewContainer()->view()->hiddenFilesShown());
 644     m_newFileMenu->checkUpToDate();
 645     m_newFileMenu->setPopupFiles(QList<QUrl>() << activeViewContainer()->url());
 646 }
 647
 648 void DolphinMainWindow::createDirectory()
 649 {
 650     m_newFileMenu->setViewShowsHiddenFiles(activeViewContainer()->view()->hiddenFilesShown());
 651     m_newFileMenu->setPopupFiles(QList<QUrl>() << activeViewContainer()->url());
 652     m_newFileMenu->createDirectory();
 653 }
 654
 655 void DolphinMainWindow::quit()
 656 {
 657     close();
 658 }
 659
 660 void DolphinMainWindow::showErrorMessage(const QString& message)
 661 {
 662     m_activeViewContainer->showMessage(message, DolphinViewContainer::Error);
 663 }
 664
 665 void DolphinMainWindow::slotUndoAvailable(bool available)
 666 {
 667     QAction* undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
 668     if (undoAction) {
 669         undoAction->setEnabled(available);
 670     }
 671 }
 672
 673 void DolphinMainWindow::slotUndoTextChanged(const QString& text)
 674 {
 675     QAction* undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
 676     if (undoAction) {
 677         undoAction->setText(text);
 678     }
 679 }
 680
 681 void DolphinMainWindow::undo()
 682 {
 683     clearStatusBar();
 684     KIO::FileUndoManager::self()->uiInterface()->setParentWidget(this);
 685     KIO::FileUndoManager::self()->undo();
 686 }
 687
 688 void DolphinMainWindow::cut()
 689 {
 690     m_activeViewContainer->view()->cutSelectedItemsToClipboard();
 691 }
 692
 693 void DolphinMainWindow::copy()
 694 {
 695     m_activeViewContainer->view()->copySelectedItemsToClipboard();
 696 }
 697
 698 void DolphinMainWindow::paste()
 699 {
 700     m_activeViewContainer->view()->paste();
 701 }
 702
 703 void DolphinMainWindow::find()
 704 {
 705     m_activeViewContainer->setSearchModeEnabled(true);
 706 }
 707
 708 void DolphinMainWindow::updateSearchAction()
 709 {
 710     QAction* toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));
 711     toggleSearchAction->setChecked(m_activeViewContainer->isSearchModeEnabled());
 712 }
 713
 714 void DolphinMainWindow::updatePasteAction()
 715 {
 716     QAction* pasteAction = actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 717     QPair<bool, QString> pasteInfo = m_activeViewContainer->view()->pasteInfo();
 718     pasteAction->setEnabled(pasteInfo.first);
 719     pasteAction->setText(pasteInfo.second);
 720 }
 721
 722 void DolphinMainWindow::slotDirectoryLoadingCompleted()
 723 {
 724     updatePasteAction();
 725 }
 726
 727 void DolphinMainWindow::slotToolBarActionMiddleClicked(QAction *action)
 728 {
 729     if (action == actionCollection()->action(KStandardAction::name(KStandardAction::Back))) {
 730         goBackInNewTab();
 731     } else if (action == actionCollection()->action(KStandardAction::name(KStandardAction::Forward))) {
 732         goForwardInNewTab();
 733     } else if (action == actionCollection()->action(QStringLiteral("go_up"))) {
 734         goUpInNewTab();
 735     } else if (action == actionCollection()->action(QStringLiteral("go_home"))) {
 736         goHomeInNewTab();
 737     }
 738 }
 739
 740 void DolphinMainWindow::slotAboutToShowBackPopupMenu()
 741 {
 742     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 743     int entries = 0;
 744     m_backAction->menu()->clear();
 745     for (int i = urlNavigator->historyIndex() + 1; i < urlNavigator->historySize() && entries < MaxNumberOfNavigationentries; ++i, ++entries) {
 746         QAction* action = new QAction(urlNavigator->locationUrl(i).toString(QUrl::PreferLocalFile), m_backAction->menu());
 747         action->setData(i);
 748         m_backAction->menu()->addAction(action);
 749     }
 750 }
 751
 752 void DolphinMainWindow::slotGoBack(QAction* action)
 753 {
 754     int gotoIndex = action->data().value<int>();
 755     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 756     for (int i = gotoIndex - urlNavigator->historyIndex(); i > 0; --i) {
 757         goBack();
 758     }
 759 }
 760
 761 void DolphinMainWindow::slotBackForwardActionMiddleClicked(QAction* action)
 762 {
 763     if (action) {
 764         const KUrlNavigator *urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();
 765         openNewTab(urlNavigator->locationUrl(action->data().value<int>()));
 766     }
 767 }
 768
 769 void DolphinMainWindow::slotAboutToShowForwardPopupMenu()
 770 {
 771     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 772     int entries = 0;
 773     m_forwardAction->menu()->clear();
 774     for (int i = urlNavigator->historyIndex() - 1; i >= 0 && entries < MaxNumberOfNavigationentries; --i, ++entries) {
 775         QAction* action = new QAction(urlNavigator->locationUrl(i).toString(QUrl::PreferLocalFile), m_forwardAction->menu());
 776         action->setData(i);
 777         m_forwardAction->menu()->addAction(action);
 778     }
 779 }
 780
 781 void DolphinMainWindow::slotGoForward(QAction* action)
 782 {
 783     int gotoIndex = action->data().value<int>();
 784     const KUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 785     for (int i = urlNavigator->historyIndex() - gotoIndex; i > 0; --i) {
 786         goForward();
 787     }
 788 }
 789
 790 void DolphinMainWindow::selectAll()
 791 {
 792     clearStatusBar();
 793
 794     // if the URL navigator is editable and focused, select the whole
 795     // URL instead of all items of the view
 796
 797     KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
 798     QLineEdit* lineEdit = urlNavigator->editor()->lineEdit();
 799     const bool selectUrl = urlNavigator->isUrlEditable() &&
 800                            lineEdit->hasFocus();
 801     if (selectUrl) {
 802         lineEdit->selectAll();
 803     } else {
 804         m_activeViewContainer->view()->selectAll();
 805     }
 806 }
 807
 808 void DolphinMainWindow::invertSelection()
 809 {
 810     clearStatusBar();
 811     m_activeViewContainer->view()->invertSelection();
 812 }
 813
 814 void DolphinMainWindow::toggleSplitView()
 815 {
 816     DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
 817     tabPage->setSplitViewEnabled(!tabPage->splitViewEnabled(), WithAnimation);
 818
 819     updateViewActions();
 820 }
 821
 822 void DolphinMainWindow::toggleSplitStash()
 823 {
 824     DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
 825     tabPage->setSplitViewEnabled(false, WithAnimation);
 826     tabPage->setSplitViewEnabled(true, WithAnimation, QUrl("stash:/"));
 827 }
 828
 829 void DolphinMainWindow::reloadView()
 830 {
 831     clearStatusBar();
 832     m_activeViewContainer->reload();
 833     m_activeViewContainer->statusBar()->updateSpaceInfo();
 834 }
 835
 836 void DolphinMainWindow::stopLoading()
 837 {
 838     m_activeViewContainer->view()->stopLoading();
 839 }
 840
 841 void DolphinMainWindow::enableStopAction()
 842 {
 843     actionCollection()->action(QStringLiteral("stop"))->setEnabled(true);
 844 }
 845
 846 void DolphinMainWindow::disableStopAction()
 847 {
 848     actionCollection()->action(QStringLiteral("stop"))->setEnabled(false);
 849 }
 850
 851 void DolphinMainWindow::showFilterBar()
 852 {
 853     m_activeViewContainer->setFilterBarVisible(true);
 854 }
 855
 856 void DolphinMainWindow::toggleFilterBar()
 857 {
 858     const bool checked = !m_activeViewContainer->isFilterBarVisible();
 859     m_activeViewContainer->setFilterBarVisible(checked);
 860
 861     QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
 862     toggleFilterBarAction->setChecked(checked);
 863 }
 864
 865 void DolphinMainWindow::toggleEditLocation()
 866 {
 867     clearStatusBar();
 868
 869     QAction* action = actionCollection()->action(QStringLiteral("editable_location"));
 870     KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
 871     urlNavigator->setUrlEditable(action->isChecked());
 872 }
 873
 874 void DolphinMainWindow::replaceLocation()
 875 {
 876     KUrlNavigator* navigator = m_activeViewContainer->urlNavigator();
 877     QLineEdit* lineEdit = navigator->editor()->lineEdit();
 878
 879     // If the text field currently has focus and everything is selected,
 880     // pressing the keyboard shortcut returns the whole thing to breadcrumb mode
 881     if (navigator->isUrlEditable()
 882         && lineEdit->hasFocus()
 883         && lineEdit->selectedText() == lineEdit->text() ) {
 884         navigator->setUrlEditable(false);
 885     } else {
 886         navigator->setUrlEditable(true);
 887         navigator->setFocus();
 888         lineEdit->selectAll();
 889     }
 890 }
 891
 892 void DolphinMainWindow::togglePanelLockState()
 893 {
 894     const bool newLockState = !GeneralSettings::lockPanels();
 895     const auto childrenObjects = children();
 896     for (QObject* child : childrenObjects) {
 897         DolphinDockWidget* dock = qobject_cast<DolphinDockWidget*>(child);
 898         if (dock) {
 899             dock->setLocked(newLockState);
 900         }
 901     }
 902
 903     GeneralSettings::setLockPanels(newLockState);
 904 }
 905
 906 void DolphinMainWindow::slotTerminalPanelVisibilityChanged()
 907 {
 908     if (m_terminalPanel->isHiddenInVisibleWindow() && m_activeViewContainer) {
 909         m_activeViewContainer->view()->setFocus();
 910     }
 911 }
 912
 913 void DolphinMainWindow::goBack()
 914 {
 915     DolphinUrlNavigator *urlNavigator = m_activeViewContainer->urlNavigatorInternalWithHistory();
 916     urlNavigator->goBack();
 917
 918     if (urlNavigator->locationState().isEmpty()) {
 919         // An empty location state indicates a redirection URL,
 920         // which must be skipped too
 921         urlNavigator->goBack();
 922     }
 923 }
 924
 925 void DolphinMainWindow::goForward()
 926 {
 927     m_activeViewContainer->urlNavigatorInternalWithHistory()->goForward();
 928 }
 929
 930 void DolphinMainWindow::goUp()
 931 {
 932     m_activeViewContainer->urlNavigatorInternalWithHistory()->goUp();
 933 }
 934
 935 void DolphinMainWindow::goHome()
 936 {
 937     m_activeViewContainer->urlNavigatorInternalWithHistory()->goHome();
 938 }
 939
 940 void DolphinMainWindow::goBackInNewTab()
 941 {
 942     const KUrlNavigator* urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();
 943     const int index = urlNavigator->historyIndex() + 1;
 944     openNewTab(urlNavigator->locationUrl(index));
 945 }
 946
 947 void DolphinMainWindow::goForwardInNewTab()
 948 {
 949     const KUrlNavigator* urlNavigator = activeViewContainer()->urlNavigatorInternalWithHistory();
 950     const int index = urlNavigator->historyIndex() - 1;
 951     openNewTab(urlNavigator->locationUrl(index));
 952 }
 953
 954 void DolphinMainWindow::goUpInNewTab()
 955 {
 956     const QUrl currentUrl = activeViewContainer()->urlNavigator()->locationUrl();
 957     openNewTab(KIO::upUrl(currentUrl));
 958 }
 959
 960 void DolphinMainWindow::goHomeInNewTab()
 961 {
 962     openNewTab(Dolphin::homeUrl());
 963 }
 964
 965 void DolphinMainWindow::compareFiles()
 966 {
 967     const KFileItemList items = m_tabWidget->currentTabPage()->selectedItems();
 968     if (items.count() != 2) {
 969         // The action is disabled in this case, but it could have been triggered
 970         // via D-Bus, see https://bugs.kde.org/show_bug.cgi?id=325517
 971         return;
 972     }
 973
 974     QUrl urlA = items.at(0).url();
 975     QUrl urlB = items.at(1).url();
 976
 977     QString command(QStringLiteral("kompare -c \""));
 978     command.append(urlA.toDisplayString(QUrl::PreferLocalFile));
 979     command.append("\" \"");
 980     command.append(urlB.toDisplayString(QUrl::PreferLocalFile));
 981     command.append('\"');
 982
 983     KIO::CommandLauncherJob *job = new KIO::CommandLauncherJob(command, this);
 984     job->setDesktopName(QStringLiteral("org.kde.kompare"));
 985     job->start();
 986 }
 987
 988 void DolphinMainWindow::toggleShowMenuBar()
 989 {
 990     const bool visible = menuBar()->isVisible();
 991     menuBar()->setVisible(!visible);
 992 }
 993
 994 QPointer<QAction> DolphinMainWindow::preferredSearchTool()
 995 {
 996     m_searchTools.clear();
 997     KMoreToolsMenuFactory("dolphin/search-tools").fillMenuFromGroupingNames(
 998         &m_searchTools, { "files-find" }, m_activeViewContainer->url()
 999     );
1000     QList<QAction*> actions = m_searchTools.actions();
1001     if (actions.isEmpty()) {
1002         return nullptr;
1003     }
1004     QAction* action = actions.first();
1005     if (action->isSeparator()) {
1006         return nullptr;
1007     }
1008     return action;
1009 }
1010
1011 void DolphinMainWindow::updateOpenPreferredSearchToolAction()
1012 {
1013     QAction* openPreferredSearchTool = actionCollection()->action(QStringLiteral("open_preferred_search_tool"));
1014     if (!openPreferredSearchTool) {
1015         return;
1016     }
1017     QPointer<QAction> tool = preferredSearchTool();
1018     if (tool) {
1019         openPreferredSearchTool->setVisible(true);
1020         openPreferredSearchTool->setText(i18nc("@action:inmenu Tools", "Open %1", tool->text()));
1021         openPreferredSearchTool->setIcon(tool->icon());
1022     } else {
1023         openPreferredSearchTool->setVisible(false);
1024         // still visible in Shortcuts configuration window
1025         openPreferredSearchTool->setText(i18nc("@action:inmenu Tools", "Open Preferred Search Tool"));
1026         openPreferredSearchTool->setIcon(QIcon::fromTheme(QStringLiteral("search")));
1027     }
1028 }
1029
1030 void DolphinMainWindow::openPreferredSearchTool()
1031 {
1032     QPointer<QAction> tool = preferredSearchTool();
1033     if (tool) {
1034         tool->trigger();
1035     }
1036 }
1037
1038 void DolphinMainWindow::openTerminal()
1039 {
1040     const QUrl url = m_activeViewContainer->url();
1041
1042     if (url.isLocalFile()) {
1043         KToolInvocation::invokeTerminal(QString(), {}, url.toLocalFile());
1044         return;
1045     }
1046
1047      // Not a local file, with protocol Class ":local", try stat'ing
1048     if (KProtocolInfo::protocolClass(url.scheme()) == QLatin1String(":local")) {
1049         KIO::StatJob *job = KIO::mostLocalUrl(url);
1050         KJobWidgets::setWindow(job, this);
1051         connect(job, &KJob::result, this, [job]() {
1052             QUrl statUrl;
1053             if (!job->error()) {
1054                 statUrl = job->mostLocalUrl();
1055             }
1056
1057             KToolInvocation::invokeTerminal(QString(), {}, statUrl.isLocalFile() ? statUrl.toLocalFile() : QDir::homePath());
1058         });
1059
1060         return;
1061     }
1062
1063     // Nothing worked, just use $HOME
1064     KToolInvocation::invokeTerminal(QString(), {}, QDir::homePath());
1065 }
1066
1067 void DolphinMainWindow::editSettings()
1068 {
1069     if (!m_settingsDialog) {
1070         DolphinViewContainer* container = activeViewContainer();
1071         container->view()->writeSettings();
1072
1073         const QUrl url = container->url();
1074         DolphinSettingsDialog* settingsDialog = new DolphinSettingsDialog(url, this, actionCollection());
1075         connect(settingsDialog, &DolphinSettingsDialog::settingsChanged, this, &DolphinMainWindow::refreshViews);
1076         connect(settingsDialog, &DolphinSettingsDialog::settingsChanged,
1077                 &DolphinUrlNavigatorsController::slotReadSettings);
1078         settingsDialog->setAttribute(Qt::WA_DeleteOnClose);
1079         settingsDialog->show();
1080         m_settingsDialog = settingsDialog;
1081     } else {
1082         m_settingsDialog.data()->raise();
1083     }
1084 }
1085
1086 void DolphinMainWindow::handleUrl(const QUrl& url)
1087 {
1088     delete m_lastHandleUrlOpenJob;
1089     m_lastHandleUrlOpenJob = nullptr;
1090
1091     if (url.isLocalFile() && QFileInfo(url.toLocalFile()).isDir()) {
1092         activeViewContainer()->setUrl(url);
1093     } else {
1094         m_lastHandleUrlOpenJob = new KIO::OpenUrlJob(url);
1095         m_lastHandleUrlOpenJob->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
1096         m_lastHandleUrlOpenJob->setShowOpenOrExecuteDialog(true);
1097
1098         connect(m_lastHandleUrlOpenJob, &KIO::OpenUrlJob::mimeTypeFound, this,
1099                 [this, url](const QString &mimetype) {
1100                     if (mimetype == QLatin1String("inode/directory")) {
1101                         // If it's a dir, we'll take it from here
1102                         m_lastHandleUrlOpenJob->kill();
1103                         m_lastHandleUrlOpenJob = nullptr;
1104                         activeViewContainer()->setUrl(url);
1105                     }
1106         });
1107
1108         connect(m_lastHandleUrlOpenJob, &KIO::OpenUrlJob::result, this, [this]() {
1109             m_lastHandleUrlOpenJob = nullptr;
1110         });
1111
1112         m_lastHandleUrlOpenJob->start();
1113     }
1114 }
1115
1116 void DolphinMainWindow::slotWriteStateChanged(bool isFolderWritable)
1117 {
1118     // trash:/ is writable but we don't want to create new items in it.
1119     // TODO: remove the trash check once https://phabricator.kde.org/T8234 is implemented
1120     newFileMenu()->setEnabled(isFolderWritable && m_activeViewContainer->url().scheme() != QLatin1String("trash"));
1121 }
1122
1123 void DolphinMainWindow::openContextMenu(const QPoint& pos,
1124                                         const KFileItem& item,
1125                                         const QUrl& url,
1126                                         const QList<QAction*>& customActions)
1127 {
1128     QPointer<DolphinContextMenu> contextMenu = new DolphinContextMenu(this, pos, item, url);
1129     contextMenu.data()->setCustomActions(customActions);
1130     const DolphinContextMenu::Command command = contextMenu.data()->open();
1131
1132     switch (command) {
1133     case DolphinContextMenu::OpenParentFolder:
1134         changeUrl(KIO::upUrl(item.url()));
1135         m_activeViewContainer->view()->markUrlsAsSelected({item.url()});
1136         m_activeViewContainer->view()->markUrlAsCurrent(item.url());
1137         break;
1138
1139     case DolphinContextMenu::OpenParentFolderInNewWindow:
1140         Dolphin::openNewWindow({item.url()}, this, Dolphin::OpenNewWindowFlag::Select);
1141         break;
1142
1143     case DolphinContextMenu::OpenParentFolderInNewTab:
1144         openNewTab(KIO::upUrl(item.url()));
1145         break;
1146
1147     case DolphinContextMenu::None:
1148     default:
1149         break;
1150     }
1151
1152     // Delete the menu, unless it has been deleted in its own nested event loop already.
1153     if (contextMenu) {
1154         contextMenu->deleteLater();
1155     }
1156 }
1157
1158 void DolphinMainWindow::updateHamburgerMenu()
1159 {
1160     KActionCollection* ac = actionCollection();
1161     auto hamburgerMenu = static_cast<KHamburgerMenu *>(
1162                     ac->action(KStandardAction::name(KStandardAction::HamburgerMenu)));
1163     auto menu = hamburgerMenu->menu();
1164     if (!menu) {
1165         menu = new QMenu(this);
1166         hamburgerMenu->setMenu(menu);
1167         hamburgerMenu->hideActionsOf(ac->action(QStringLiteral("basic_actions"))->menu());
1168         hamburgerMenu->hideActionsOf(ac->action(QStringLiteral("zoom"))->menu());
1169     } else {
1170         menu->clear();
1171     }
1172     const QList<QAction *> toolbarActions = toolBar()->actions();
1173
1174     if (!toolBar()->isVisible()) {
1175         // If neither the menu bar nor the toolbar are visible, these actions should be available.
1176         menu->addAction(ac->action(KStandardAction::name(KStandardAction::ShowMenubar)));
1177         menu->addAction(toolBarMenuAction());
1178         menu->addSeparator();
1179     }
1180
1181     // This group of actions (until the next separator) contains all the most basic actions
1182     // necessary to use Dolphin effectively.
1183     menu->addAction(ac->action(QStringLiteral("go_back")));
1184     menu->addAction(ac->action(QStringLiteral("go_forward")));
1185
1186     menu->addMenu(m_newFileMenu->menu());
1187     menu->addAction(ac->action(QStringLiteral("basic_actions")));
1188     menu->addAction(ac->action(KStandardAction::name(KStandardAction::Undo)));
1189     if (!toolBar()->isVisible()
1190         || (!toolbarActions.contains(ac->action(QStringLiteral("toggle_search")))
1191             && !toolbarActions.contains(ac->action(QStringLiteral("open_preferred_search_tool"))))
1192     ) {
1193         menu->addAction(ac->action(KStandardAction::name(KStandardAction::Find)));
1194         // This way a search action will only be added if none of the three available
1195         // search actions is present on the toolbar.
1196     }
1197     if (!toolBar()->isVisible()
1198         || !toolbarActions.contains(ac->action(QStringLiteral("toggle_filter")))
1199     ) {
1200         menu->addAction(ac->action(QStringLiteral("show_filter_bar")));
1201         // This way a filter action will only be added if none of the two available
1202         // filter actions is present on the toolbar.
1203     }
1204     menu->addSeparator();
1205
1206     // The second group of actions (up until the next separator) contains actions for opening
1207     // additional views to interact with the file system.
1208     menu->addAction(ac->action(QStringLiteral("file_new")));
1209     menu->addAction(ac->action(QStringLiteral("new_tab")));
1210     if (ac->action(QStringLiteral("undo_close_tab"))->isEnabled()) {
1211         menu->addAction(ac->action(QStringLiteral("closed_tabs")));
1212     }
1213     menu->addAction(ac->action(QStringLiteral("open_terminal")));
1214     menu->addSeparator();
1215
1216     // The third group contains actions to change what one sees in the view
1217     // and to change the more general UI.
1218     if (!toolBar()->isVisible()
1219         || (!toolbarActions.contains(ac->action(QStringLiteral("icons")))
1220             && !toolbarActions.contains(ac->action(QStringLiteral("compact")))
1221             && !toolbarActions.contains(ac->action(QStringLiteral("details")))
1222             && !toolbarActions.contains(ac->action(QStringLiteral("view_mode"))))
1223     ) {
1224         menu->addAction(ac->action(QStringLiteral("view_mode")));
1225     }
1226     menu->addAction(ac->action(QStringLiteral("show_hidden_files")));
1227     menu->addAction(ac->action(QStringLiteral("sort")));
1228     menu->addAction(ac->action(QStringLiteral("additional_info")));
1229     if (!GeneralSettings::showStatusBar() || !GeneralSettings::showZoomSlider()) {
1230         menu->addAction(ac->action(QStringLiteral("zoom")));
1231     }
1232     menu->addAction(ac->action(QStringLiteral("panels")));
1233
1234     // The "Configure" menu is not added to the actionCollection() because there is hardly
1235     // a good reason for users to put it on their toolbar.
1236     auto configureMenu = menu->addMenu(QIcon::fromTheme(QStringLiteral("configure")),
1237                             i18nc("@action:inmenu menu for configure actions", "Configure"));
1238     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::SwitchApplicationLanguage)));
1239     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::KeyBindings)));
1240     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::ConfigureToolbars)));
1241     configureMenu->addAction(ac->action(KStandardAction::name(KStandardAction::Preferences)));
1242     hamburgerMenu->hideActionsOf(configureMenu);
1243 }
1244
1245 void DolphinMainWindow::slotPlaceActivated(const QUrl& url)
1246 {
1247     DolphinViewContainer* view = activeViewContainer();
1248
1249     if (view->url() == url) {
1250         // We can end up here if the user clicked a device in the Places Panel
1251         // which had been unmounted earlier, see https://bugs.kde.org/show_bug.cgi?id=161385.
1252         reloadView();
1253     } else {
1254         view->disableUrlNavigatorSelectionRequests();
1255         changeUrl(url);
1256         view->enableUrlNavigatorSelectionRequests();
1257     }
1258 }
1259
1260 void DolphinMainWindow::closedTabsCountChanged(unsigned int count)
1261 {
1262     actionCollection()->action(QStringLiteral("undo_close_tab"))->setEnabled(count > 0);
1263 }
1264
1265 void DolphinMainWindow::activeViewChanged(DolphinViewContainer* viewContainer)
1266 {
1267     DolphinViewContainer* oldViewContainer = m_activeViewContainer;
1268     Q_ASSERT(viewContainer);
1269
1270     m_activeViewContainer = viewContainer;
1271
1272     if (oldViewContainer) {
1273         const QAction* toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));
1274         toggleSearchAction->disconnect(oldViewContainer);
1275
1276         // Disconnect all signals between the old view container (container,
1277         // view and url navigator) and main window.
1278         oldViewContainer->disconnect(this);
1279         oldViewContainer->view()->disconnect(this);
1280         oldViewContainer->urlNavigatorInternalWithHistory()->disconnect(this);
1281         auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
1282                           (actionCollection()->action(QStringLiteral("url_navigators")));
1283         navigators->primaryUrlNavigator()->disconnect(this);
1284         if (auto secondaryUrlNavigator = navigators->secondaryUrlNavigator()) {
1285             secondaryUrlNavigator->disconnect(this);
1286         }
1287
1288         // except the requestItemInfo so that on hover the information panel can still be updated
1289         connect(oldViewContainer->view(), &DolphinView::requestItemInfo,
1290                 this, &DolphinMainWindow::requestItemInfo);
1291     }
1292
1293     connectViewSignals(viewContainer);
1294
1295     m_actionHandler->setCurrentView(viewContainer->view());
1296
1297     updateHistory();
1298     updateFileAndEditActions();
1299     updatePasteAction();
1300     updateViewActions();
1301     updateGoActions();
1302     updateSearchAction();
1303
1304     const QUrl url = viewContainer->url();
1305     Q_EMIT urlChanged(url);
1306 }
1307
1308 void DolphinMainWindow::tabCountChanged(int count)
1309 {
1310     const bool enableTabActions = (count > 1);
1311     for (int i = 0; i < MaxActivateTabShortcuts; ++i) {
1312         actionCollection()->action(QStringLiteral("activate_tab_%1").arg(i))->setEnabled(enableTabActions);
1313     }
1314     actionCollection()->action(QStringLiteral("activate_last_tab"))->setEnabled(enableTabActions);
1315     actionCollection()->action(QStringLiteral("activate_next_tab"))->setEnabled(enableTabActions);
1316     actionCollection()->action(QStringLiteral("activate_prev_tab"))->setEnabled(enableTabActions);
1317 }
1318
1319 void DolphinMainWindow::updateWindowTitle()
1320 {
1321     const QString newTitle = m_activeViewContainer->captionWindowTitle();
1322     if (windowTitle() != newTitle) {
1323         setWindowTitle(newTitle);
1324     }
1325 }
1326
1327 void DolphinMainWindow::slotStorageTearDownFromPlacesRequested(const QString& mountPath)
1328 {
1329     connect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, this, [this, mountPath]() {
1330         setViewsToHomeIfMountPathOpen(mountPath);
1331     });
1332
1333     if (m_terminalPanel && m_terminalPanel->currentWorkingDirectory().startsWith(mountPath)) {
1334         m_tearDownFromPlacesRequested = true;
1335         m_terminalPanel->goHome();
1336         // m_placesPanel->proceedWithTearDown() will be called in slotTerminalDirectoryChanged
1337     } else {
1338         m_placesPanel->proceedWithTearDown();
1339     }
1340 }
1341
1342 void DolphinMainWindow::slotStorageTearDownExternallyRequested(const QString& mountPath)
1343 {
1344     connect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, this, [this, mountPath]() {
1345         setViewsToHomeIfMountPathOpen(mountPath);
1346     });
1347
1348     if (m_terminalPanel && m_terminalPanel->currentWorkingDirectory().startsWith(mountPath)) {
1349         m_tearDownFromPlacesRequested = false;
1350         m_terminalPanel->goHome();
1351     }
1352 }
1353
1354 void DolphinMainWindow::setViewsToHomeIfMountPathOpen(const QString& mountPath)
1355 {
1356     const QVector<DolphinViewContainer*> theViewContainers = viewContainers();
1357     for (DolphinViewContainer *viewContainer : theViewContainers) {
1358         if (viewContainer && viewContainer->url().toLocalFile().startsWith(mountPath)) {
1359             viewContainer->setUrl(QUrl::fromLocalFile(QDir::homePath()));
1360         }
1361     }
1362     disconnect(m_placesPanel, &PlacesPanel::storageTearDownSuccessful, nullptr, nullptr);
1363 }
1364
1365 void DolphinMainWindow::setupActions()
1366 {
1367     KStandardAction::hamburgerMenu(nullptr, nullptr, actionCollection());
1368
1369     // setup 'File' menu
1370     m_newFileMenu = new DolphinNewFileMenu(actionCollection(), this);
1371     QMenu* menu = m_newFileMenu->menu();
1372     menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
1373     menu->setIcon(QIcon::fromTheme(QStringLiteral("list-add")));
1374     m_newFileMenu->setDelayed(false);
1375     connect(menu, &QMenu::aboutToShow,
1376             this, &DolphinMainWindow::updateNewMenu);
1377
1378     QAction* newWindow = KStandardAction::openNew(this, &DolphinMainWindow::openNewMainWindow, actionCollection());
1379     newWindow->setText(i18nc("@action:inmenu File", "New &Window"));
1380     newWindow->setToolTip(i18nc("@info", "Open a new Dolphin window"));
1381     newWindow->setWhatsThis(xi18nc("@info:whatsthis", "This opens a new "
1382         "window just like this one with the current location and view."
1383         "<nl/>You can drag and drop items between windows."));
1384     newWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
1385
1386     QAction* newTab = actionCollection()->addAction(QStringLiteral("new_tab"));
1387     newTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
1388     newTab->setText(i18nc("@action:inmenu File", "New Tab"));
1389     newTab->setWhatsThis(xi18nc("@info:whatsthis", "This opens a new "
1390         "<emphasis>Tab</emphasis> with the current location and view.<nl/>"
1391         "A tab is an additional view within this window. "
1392         "You can drag and drop items between tabs."));
1393     actionCollection()->setDefaultShortcuts(newTab, {Qt::CTRL | Qt::Key_T, Qt::CTRL | Qt::SHIFT | Qt::Key_N});
1394     connect(newTab, &QAction::triggered, this, &DolphinMainWindow::openNewActivatedTab);
1395
1396     QAction* addToPlaces = actionCollection()->addAction(QStringLiteral("add_to_places"));
1397     addToPlaces->setIcon(QIcon::fromTheme(QStringLiteral("bookmark-new")));
1398     addToPlaces->setText(i18nc("@action:inmenu Add current folder to places", "Add to Places"));
1399     addToPlaces->setWhatsThis(xi18nc("@info:whatsthis", "This adds the selected folder "
1400         "to the Places panel."));
1401     connect(addToPlaces, &QAction::triggered, this, &DolphinMainWindow::addToPlaces);
1402
1403     QAction* closeTab = KStandardAction::close(m_tabWidget, QOverload<>::of(&DolphinTabWidget::closeTab), actionCollection());
1404     closeTab->setText(i18nc("@action:inmenu File", "Close Tab"));
1405     closeTab->setWhatsThis(i18nc("@info:whatsthis", "This closes the "
1406         "currently viewed tab. If no more tabs are left this window "
1407         "will close instead."));
1408
1409     QAction* quitAction = KStandardAction::quit(this, &DolphinMainWindow::quit, actionCollection());
1410     quitAction->setWhatsThis(i18nc("@info:whatsthis quit", "This closes this window."));
1411
1412     // setup 'Edit' menu
1413     KStandardAction::undo(this,
1414                           &DolphinMainWindow::undo,
1415                           actionCollection());
1416
1417     // i18n: This will be the last paragraph for the whatsthis for all three:
1418     // Cut, Copy and Paste
1419     const QString cutCopyPastePara = xi18nc("@info:whatsthis", "<para><emphasis>Cut, "
1420         "Copy</emphasis> and <emphasis>Paste</emphasis> work between many "
1421         "applications and are among the most used commands. That's why their "
1422         "<emphasis>keyboard shortcuts</emphasis> are prominently placed right "
1423         "next to each other on the keyboard: <shortcut>Ctrl+X</shortcut>, "
1424         "<shortcut>Ctrl+C</shortcut> and <shortcut>Ctrl+V</shortcut>.</para>");
1425     QAction* cutAction = KStandardAction::cut(this, &DolphinMainWindow::cut, actionCollection());
1426     cutAction->setWhatsThis(xi18nc("@info:whatsthis cut", "This copies the items "
1427         "in your current selection to the <emphasis>clipboard</emphasis>.<nl/>"
1428         "Use the <emphasis>Paste</emphasis> action afterwards to copy them from "
1429         "the clipboard to a new location. The items will be removed from their "
1430         "initial location.") + cutCopyPastePara);
1431     QAction* copyAction = KStandardAction::copy(this, &DolphinMainWindow::copy, actionCollection());
1432     copyAction->setWhatsThis(xi18nc("@info:whatsthis copy", "This copies the "
1433         "items in your current selection to the <emphasis>clipboard</emphasis>."
1434         "<nl/>Use the <emphasis>Paste</emphasis> action afterwards to copy them "
1435         "from the clipboard to a new location.") +  cutCopyPastePara);
1436     QAction* paste = KStandardAction::paste(this, &DolphinMainWindow::paste, actionCollection());
1437     // The text of the paste-action is modified dynamically by Dolphin
1438     // (e. g. to "Paste One Folder"). To prevent that the size of the toolbar changes
1439     // due to the long text, the text "Paste" is used:
1440     paste->setIconText(i18nc("@action:inmenu Edit", "Paste"));
1441     paste->setWhatsThis(xi18nc("@info:whatsthis paste", "This copies the items from "
1442         "your <emphasis>clipboard</emphasis> to the currently viewed folder.<nl/>"
1443         "If the items were added to the clipboard by the <emphasis>Cut</emphasis> "
1444         "action they are removed from their old location.") +  cutCopyPastePara);
1445
1446     QAction* copyToOtherViewAction = actionCollection()->addAction(QStringLiteral("copy_to_inactive_split_view"));
1447     copyToOtherViewAction->setText(i18nc("@action:inmenu", "Copy to Inactive Split View"));
1448     copyToOtherViewAction->setWhatsThis(xi18nc("@info:whatsthis Copy", "This copies the selected items from "
1449         "the <emphasis>active</emphasis> view to the inactive split view."));
1450     copyToOtherViewAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));
1451     copyToOtherViewAction->setIconText(i18nc("@action:inmenu Edit", "Copy to Inactive Split View"));
1452     actionCollection()->setDefaultShortcut(copyToOtherViewAction, Qt::SHIFT | Qt::Key_F5 );
1453     connect(copyToOtherViewAction, &QAction::triggered, m_tabWidget, &DolphinTabWidget::copyToInactiveSplitView);
1454
1455     QAction* moveToOtherViewAction = actionCollection()->addAction(QStringLiteral("move_to_inactive_split_view"));
1456     moveToOtherViewAction->setText(i18nc("@action:inmenu", "Move to Inactive Split View"));
1457     moveToOtherViewAction->setWhatsThis(xi18nc("@info:whatsthis Move", "This moves the selected items from "
1458         "the <emphasis>active</emphasis> view to the inactive split view."));
1459     moveToOtherViewAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-cut")));
1460     moveToOtherViewAction->setIconText(i18nc("@action:inmenu Edit", "Move to Inactive Split View"));
1461     actionCollection()->setDefaultShortcut(moveToOtherViewAction, Qt::SHIFT | Qt::Key_F6 );
1462     connect(moveToOtherViewAction, &QAction::triggered, m_tabWidget, &DolphinTabWidget::moveToInactiveSplitView);
1463
1464     QAction* showFilterBar = actionCollection()->addAction(QStringLiteral("show_filter_bar"));
1465     showFilterBar->setText(i18nc("@action:inmenu Tools", "Filter..."));
1466     showFilterBar->setToolTip(i18nc("@info:tooltip", "Toggle Filter Bar"));
1467     showFilterBar->setWhatsThis(xi18nc("@info:whatsthis", "This opens the "
1468         "<emphasis>Filter Bar</emphasis> at the bottom of the window.<nl/> "
1469         "There you can enter a text to filter the files and folders currently displayed. "
1470         "Only those that contain the text in their name will be kept in view."));
1471     showFilterBar->setIcon(QIcon::fromTheme(QStringLiteral("view-filter")));
1472     actionCollection()->setDefaultShortcuts(showFilterBar, {Qt::CTRL | Qt::Key_I, Qt::Key_Slash});
1473     connect(showFilterBar, &QAction::triggered, this, &DolphinMainWindow::showFilterBar);
1474
1475     // toggle_filter acts as a copy of the main showFilterBar to be used mainly
1476     // in the toolbar, with no default shortcut attached, to avoid messing with
1477     // existing workflows (filter bar always open and Ctrl-I to focus)
1478     QAction *toggleFilter = actionCollection()->addAction(QStringLiteral("toggle_filter"));
1479     toggleFilter->setText(i18nc("@action:inmenu", "Toggle Filter Bar"));
1480     toggleFilter->setIconText(i18nc("@action:intoolbar", "Filter"));
1481     toggleFilter->setIcon(showFilterBar->icon());
1482     toggleFilter->setToolTip(showFilterBar->toolTip());
1483     toggleFilter->setWhatsThis(showFilterBar->whatsThis());
1484     toggleFilter->setCheckable(true);
1485     connect(toggleFilter, &QAction::triggered, this, &DolphinMainWindow::toggleFilterBar);
1486
1487     QAction *searchAction = KStandardAction::find(this, &DolphinMainWindow::find, actionCollection());
1488     searchAction->setText(i18n("Search..."));
1489     searchAction->setToolTip(i18nc("@info:tooltip", "Search for files and folders"));
1490     searchAction->setWhatsThis(xi18nc("@info:whatsthis find", "<para>This helps you "
1491         "find files and folders by opening a <emphasis>find bar</emphasis>. "
1492         "There you can enter search terms and specify settings to find the "
1493         "objects you are looking for.</para><para>Use this help again on "
1494         "the find bar so we can have a look at it while the settings are "
1495         "explained.</para>"));
1496
1497     // toggle_search acts as a copy of the main searchAction to be used mainly
1498     // in the toolbar, with no default shortcut attached, to avoid messing with
1499     // existing workflows (search bar always open and Ctrl-F to focus)
1500     QAction *toggleSearchAction = actionCollection()->addAction(QStringLiteral("toggle_search"));
1501     toggleSearchAction->setText(i18nc("@action:inmenu", "Toggle Search Bar"));
1502     toggleSearchAction->setIconText(i18nc("@action:intoolbar", "Search"));
1503     toggleSearchAction->setIcon(searchAction->icon());
1504     toggleSearchAction->setToolTip(searchAction->toolTip());
1505     toggleSearchAction->setWhatsThis(searchAction->whatsThis());
1506     toggleSearchAction->setCheckable(true);
1507
1508     QAction* selectAllAction = KStandardAction::selectAll(this, &DolphinMainWindow::selectAll, actionCollection());
1509     selectAllAction->setWhatsThis(xi18nc("@info:whatsthis", "This selects all "
1510         "files and folders in the current location."));
1511
1512     QAction* invertSelection = actionCollection()->addAction(QStringLiteral("invert_selection"));
1513     invertSelection->setText(i18nc("@action:inmenu Edit", "Invert Selection"));
1514     invertSelection->setWhatsThis(xi18nc("@info:whatsthis invert", "This selects all "
1515         "objects that you have currently <emphasis>not</emphasis> selected instead."));
1516     invertSelection->setIcon(QIcon::fromTheme(QStringLiteral("edit-select-invert")));
1517     actionCollection()->setDefaultShortcut(invertSelection, Qt::CTRL | Qt::SHIFT | Qt::Key_A);
1518     connect(invertSelection, &QAction::triggered, this, &DolphinMainWindow::invertSelection);
1519
1520     // setup 'View' menu
1521     // (note that most of it is set up in DolphinViewActionHandler)
1522
1523     QAction* split = actionCollection()->addAction(QStringLiteral("split_view"));
1524     split->setWhatsThis(xi18nc("@info:whatsthis find", "<para>This splits "
1525         "the folder view below into two autonomous views.</para><para>This "
1526         "way you can see two locations at once and move items between them "
1527         "quickly.</para>Click this again afterwards to recombine the views."));
1528     actionCollection()->setDefaultShortcut(split, Qt::Key_F3);
1529     connect(split, &QAction::triggered, this, &DolphinMainWindow::toggleSplitView);
1530
1531     QAction* stashSplit = actionCollection()->addAction(QStringLiteral("split_stash"));
1532     actionCollection()->setDefaultShortcut(stashSplit, Qt::CTRL | Qt::Key_S);
1533     stashSplit->setText(i18nc("@action:intoolbar Stash", "Stash"));
1534     stashSplit->setToolTip(i18nc("@info", "Opens the stash virtual directory in a split window"));
1535     stashSplit->setIcon(QIcon::fromTheme(QStringLiteral("folder-stash")));
1536     stashSplit->setCheckable(false);
1537     stashSplit->setVisible(QDBusConnection::sessionBus().interface()->isServiceRegistered(QStringLiteral("org.kde.kio.StashNotifier")));
1538     connect(stashSplit, &QAction::triggered, this, &DolphinMainWindow::toggleSplitStash);
1539
1540     KStandardAction::redisplay(this, &DolphinMainWindow::reloadView, actionCollection());
1541
1542     QAction* stop = actionCollection()->addAction(QStringLiteral("stop"));
1543     stop->setText(i18nc("@action:inmenu View", "Stop"));
1544     stop->setToolTip(i18nc("@info", "Stop loading"));
1545     stop->setWhatsThis(i18nc("@info", "This stops the loading of the contents of the current folder."));
1546     stop->setIcon(QIcon::fromTheme(QStringLiteral("process-stop")));
1547     connect(stop, &QAction::triggered, this, &DolphinMainWindow::stopLoading);
1548
1549     KToggleAction* editableLocation = actionCollection()->add<KToggleAction>(QStringLiteral("editable_location"));
1550     editableLocation->setText(i18nc("@action:inmenu Navigation Bar", "Editable Location"));
1551     editableLocation->setWhatsThis(xi18nc("@info:whatsthis",
1552         "This toggles the <emphasis>Location Bar</emphasis> to be "
1553         "editable so you can directly enter a location you want to go to.<nl/>"
1554         "You can also switch to editing by clicking to the right of the "
1555         "location and switch back by confirming the edited location."));
1556     actionCollection()->setDefaultShortcut(editableLocation, Qt::Key_F6);
1557     connect(editableLocation, &KToggleAction::triggered, this, &DolphinMainWindow::toggleEditLocation);
1558
1559     QAction* replaceLocation = actionCollection()->addAction(QStringLiteral("replace_location"));
1560     replaceLocation->setText(i18nc("@action:inmenu Navigation Bar", "Replace Location"));
1561     // i18n: "enter" is used both in the meaning of "writing" and "going to" a new location here.
1562     // Both meanings are useful but not necessary to understand the use of "Replace Location".
1563     // So you might want to be more verbose in your language to convey the meaning but it's up to you.
1564     replaceLocation->setWhatsThis(xi18nc("@info:whatsthis",
1565         "This switches to editing the location and selects it "
1566         "so you can quickly enter a different location."));
1567     actionCollection()->setDefaultShortcut(replaceLocation, Qt::CTRL | Qt::Key_L);
1568     connect(replaceLocation, &QAction::triggered, this, &DolphinMainWindow::replaceLocation);
1569
1570     // setup 'Go' menu
1571     {
1572         QScopedPointer<QAction> backAction(KStandardAction::back(nullptr, nullptr, nullptr));
1573         m_backAction = new KToolBarPopupAction(backAction->icon(), backAction->text(), actionCollection());
1574         m_backAction->setObjectName(backAction->objectName());
1575         m_backAction->setShortcuts(backAction->shortcuts());
1576     }
1577     m_backAction->setDelayed(true);
1578     m_backAction->setStickyMenu(false);
1579     connect(m_backAction, &QAction::triggered, this, &DolphinMainWindow::goBack);
1580     connect(m_backAction->menu(), &QMenu::aboutToShow, this, &DolphinMainWindow::slotAboutToShowBackPopupMenu);
1581     connect(m_backAction->menu(), &QMenu::triggered, this, &DolphinMainWindow::slotGoBack);
1582     actionCollection()->addAction(m_backAction->objectName(), m_backAction);
1583
1584     auto backShortcuts = m_backAction->shortcuts();
1585     backShortcuts.append(QKeySequence(Qt::Key_Backspace));
1586     actionCollection()->setDefaultShortcuts(m_backAction, backShortcuts);
1587
1588     DolphinRecentTabsMenu* recentTabsMenu = new DolphinRecentTabsMenu(this);
1589     actionCollection()->addAction(QStringLiteral("closed_tabs"), recentTabsMenu);
1590     connect(m_tabWidget, &DolphinTabWidget::rememberClosedTab,
1591             recentTabsMenu, &DolphinRecentTabsMenu::rememberClosedTab);
1592     connect(recentTabsMenu, &DolphinRecentTabsMenu::restoreClosedTab,
1593             m_tabWidget, &DolphinTabWidget::restoreClosedTab);
1594     connect(recentTabsMenu, &DolphinRecentTabsMenu::closedTabsCountChanged,
1595             this, &DolphinMainWindow::closedTabsCountChanged);
1596
1597     QAction* undoCloseTab = actionCollection()->addAction(QStringLiteral("undo_close_tab"));
1598     undoCloseTab->setText(i18nc("@action:inmenu File", "Undo close tab"));
1599     undoCloseTab->setWhatsThis(i18nc("@info:whatsthis undo close tab",
1600         "This returns you to the previously closed tab."));
1601     actionCollection()->setDefaultShortcut(undoCloseTab, Qt::CTRL | Qt::SHIFT | Qt::Key_T);
1602     undoCloseTab->setIcon(QIcon::fromTheme(QStringLiteral("edit-undo")));
1603     undoCloseTab->setEnabled(false);
1604     connect(undoCloseTab, &QAction::triggered, recentTabsMenu, &DolphinRecentTabsMenu::undoCloseTab);
1605
1606     auto undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
1607     undoAction->setWhatsThis(xi18nc("@info:whatsthis", "This undoes "
1608         "the last change you made to files or folders.<nl/>"
1609         "Such changes include <interface>creating, renaming</interface> "
1610         "and <interface>moving</interface> them to a different location "
1611         "or to the <filename>Trash</filename>. <nl/>Changes that can't "
1612         "be undone will ask for your confirmation."));
1613     undoAction->setEnabled(false); // undo should be disabled by default
1614
1615     {
1616         QScopedPointer<QAction> forwardAction(KStandardAction::forward(nullptr, nullptr, nullptr));
1617         m_forwardAction = new KToolBarPopupAction(forwardAction->icon(), forwardAction->text(), actionCollection());
1618         m_forwardAction->setObjectName(forwardAction->objectName());
1619         m_forwardAction->setShortcuts(forwardAction->shortcuts());
1620     }
1621     m_forwardAction->setDelayed(true);
1622     m_forwardAction->setStickyMenu(false);
1623     connect(m_forwardAction, &QAction::triggered, this, &DolphinMainWindow::goForward);
1624     connect(m_forwardAction->menu(), &QMenu::aboutToShow, this, &DolphinMainWindow::slotAboutToShowForwardPopupMenu);
1625     connect(m_forwardAction->menu(), &QMenu::triggered, this, &DolphinMainWindow::slotGoForward);
1626     actionCollection()->addAction(m_forwardAction->objectName(), m_forwardAction);
1627     actionCollection()->setDefaultShortcuts(m_forwardAction, m_forwardAction->shortcuts());
1628
1629     // enable middle-click to open in a new tab
1630     auto *middleClickEventFilter = new MiddleClickActionEventFilter(this);
1631     connect(middleClickEventFilter, &MiddleClickActionEventFilter::actionMiddleClicked, this, &DolphinMainWindow::slotBackForwardActionMiddleClicked);
1632     m_backAction->menu()->installEventFilter(middleClickEventFilter);
1633     m_forwardAction->menu()->installEventFilter(middleClickEventFilter);
1634     KStandardAction::up(this, &DolphinMainWindow::goUp, actionCollection());
1635     QAction* homeAction = KStandardAction::home(this, &DolphinMainWindow::goHome, actionCollection());
1636     homeAction->setWhatsThis(xi18nc("@info:whatsthis", "Go to your "
1637         "<filename>Home</filename> folder.<nl/>Every user account "
1638         "has their own <filename>Home</filename> that contains their data "
1639         "including folders that contain personal application data."));
1640
1641     // setup 'Tools' menu
1642     QAction* compareFiles = actionCollection()->addAction(QStringLiteral("compare_files"));
1643     compareFiles->setText(i18nc("@action:inmenu Tools", "Compare Files"));
1644     compareFiles->setIcon(QIcon::fromTheme(QStringLiteral("kompare")));
1645     compareFiles->setEnabled(false);
1646     connect(compareFiles, &QAction::triggered, this, &DolphinMainWindow::compareFiles);
1647
1648     QAction* openPreferredSearchTool = actionCollection()->addAction(QStringLiteral("open_preferred_search_tool"));
1649     openPreferredSearchTool->setText(i18nc("@action:inmenu Tools", "Open Preferred Search Tool"));
1650     openPreferredSearchTool->setWhatsThis(xi18nc("@info:whatsthis",
1651         "<para>This opens a preferred search tool for the viewed location.</para>"
1652         "<para>Use <emphasis>More Search Tools</emphasis> menu to configure it.</para>"));
1653     openPreferredSearchTool->setIcon(QIcon::fromTheme(QStringLiteral("search")));
1654     actionCollection()->setDefaultShortcut(openPreferredSearchTool, Qt::CTRL | Qt::SHIFT | Qt::Key_F);
1655     connect(openPreferredSearchTool, &QAction::triggered, this, &DolphinMainWindow::openPreferredSearchTool);
1656
1657     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {
1658         QAction* openTerminal = actionCollection()->addAction(QStringLiteral("open_terminal"));
1659         openTerminal->setText(i18nc("@action:inmenu Tools", "Open Terminal"));
1660         openTerminal->setWhatsThis(xi18nc("@info:whatsthis",
1661             "<para>This opens a <emphasis>terminal</emphasis> application for the viewed location.</para>"
1662             "<para>To learn more about terminals use the help in the terminal application.</para>"));
1663         openTerminal->setIcon(QIcon::fromTheme(QStringLiteral("utilities-terminal")));
1664         actionCollection()->setDefaultShortcut(openTerminal, Qt::SHIFT | Qt::Key_F4);
1665         connect(openTerminal, &QAction::triggered, this, &DolphinMainWindow::openTerminal);
1666
1667 #ifdef HAVE_TERMINAL
1668         QAction* focusTerminalPanel = actionCollection()->addAction(QStringLiteral("focus_terminal_panel"));
1669         focusTerminalPanel->setText(i18nc("@action:inmenu Tools", "Focus Terminal Panel"));
1670         focusTerminalPanel->setIcon(QIcon::fromTheme(QStringLiteral("swap-panels")));
1671         actionCollection()->setDefaultShortcut(focusTerminalPanel, Qt::CTRL | Qt::SHIFT | Qt::Key_F4);
1672         connect(focusTerminalPanel, &QAction::triggered, this, &DolphinMainWindow::focusTerminalPanel);
1673 #endif
1674     }
1675
1676     // setup 'Bookmarks' menu
1677     KActionMenu *bookmarkMenu = new KActionMenu(i18nc("@title:menu", "&Bookmarks"), this);
1678     bookmarkMenu->setIcon(QIcon::fromTheme(QStringLiteral("bookmarks")));
1679     // Make the toolbar button version work properly on click
1680     bookmarkMenu->setDelayed(false);
1681     m_bookmarkHandler = new DolphinBookmarkHandler(this, actionCollection(), bookmarkMenu->menu(), this);
1682     actionCollection()->addAction(QStringLiteral("bookmarks"), bookmarkMenu);
1683
1684     // setup 'Settings' menu
1685     KToggleAction* showMenuBar = KStandardAction::showMenubar(nullptr, nullptr, actionCollection());
1686     showMenuBar->setWhatsThis(xi18nc("@info:whatsthis",
1687             "This switches between having a <emphasis>Menubar</emphasis> "
1688             "and having a <interface>Control</interface> button. Both "
1689             "contain mostly the same commands and configuration options."));
1690     connect(showMenuBar, &KToggleAction::triggered,                   // Fixes #286822
1691             this, &DolphinMainWindow::toggleShowMenuBar, Qt::QueuedConnection);
1692     KStandardAction::preferences(this, &DolphinMainWindow::editSettings, actionCollection());
1693
1694     // setup 'Help' menu for the m_controlButton. The other one is set up in the base class.
1695     m_helpMenu = new KHelpMenu(nullptr);
1696     m_helpMenu->menu()->installEventFilter(this);
1697     // remove duplicate shortcuts
1698     m_helpMenu->action(KHelpMenu::menuHelpContents)->setShortcut(QKeySequence());
1699     m_helpMenu->action(KHelpMenu::menuWhatsThis)->setShortcut(QKeySequence());
1700
1701     // not in menu actions
1702     QList<QKeySequence> nextTabKeys = KStandardShortcut::tabNext();
1703     nextTabKeys.append(QKeySequence(Qt::CTRL | Qt::Key_Tab));
1704
1705     QList<QKeySequence> prevTabKeys = KStandardShortcut::tabPrev();
1706     prevTabKeys.append(QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_Tab));
1707
1708     for (int i = 0; i < MaxActivateTabShortcuts; ++i) {
1709         QAction* activateTab = actionCollection()->addAction(QStringLiteral("activate_tab_%1").arg(i));
1710         activateTab->setText(i18nc("@action:inmenu", "Activate Tab %1", i + 1));
1711         activateTab->setEnabled(false);
1712         connect(activateTab, &QAction::triggered, this, [this, i]() { m_tabWidget->activateTab(i); });
1713
1714         // only add default shortcuts for the first 9 tabs regardless of MaxActivateTabShortcuts
1715         if (i < 9) {
1716             actionCollection()->setDefaultShortcut(activateTab, QStringLiteral("Alt+%1").arg(i + 1));
1717         }
1718     }
1719
1720     QAction* activateLastTab = actionCollection()->addAction(QStringLiteral("activate_last_tab"));
1721     activateLastTab->setText(i18nc("@action:inmenu", "Activate Last Tab"));
1722     activateLastTab->setEnabled(false);
1723     connect(activateLastTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateLastTab);
1724     actionCollection()->setDefaultShortcut(activateLastTab, Qt::ALT | Qt::Key_0);
1725
1726     QAction* activateNextTab = actionCollection()->addAction(QStringLiteral("activate_next_tab"));
1727     activateNextTab->setIconText(i18nc("@action:inmenu", "Next Tab"));
1728     activateNextTab->setText(i18nc("@action:inmenu", "Activate Next Tab"));
1729     activateNextTab->setEnabled(false);
1730     connect(activateNextTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateNextTab);
1731     actionCollection()->setDefaultShortcuts(activateNextTab, nextTabKeys);
1732
1733     QAction* activatePrevTab = actionCollection()->addAction(QStringLiteral("activate_prev_tab"));
1734     activatePrevTab->setIconText(i18nc("@action:inmenu", "Previous Tab"));
1735     activatePrevTab->setText(i18nc("@action:inmenu", "Activate Previous Tab"));
1736     activatePrevTab->setEnabled(false);
1737     connect(activatePrevTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activatePrevTab);
1738     actionCollection()->setDefaultShortcuts(activatePrevTab, prevTabKeys);
1739
1740     // for context menu
1741     QAction* showTarget = actionCollection()->addAction(QStringLiteral("show_target"));
1742     showTarget->setText(i18nc("@action:inmenu", "Show Target"));
1743     showTarget->setIcon(QIcon::fromTheme(QStringLiteral("document-open-folder")));
1744     showTarget->setEnabled(false);
1745     connect(showTarget, &QAction::triggered, this, &DolphinMainWindow::showTarget);
1746
1747     QAction* openInNewTab = actionCollection()->addAction(QStringLiteral("open_in_new_tab"));
1748     openInNewTab->setText(i18nc("@action:inmenu", "Open in New Tab"));
1749     openInNewTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
1750     connect(openInNewTab, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
1751
1752     QAction* openInNewTabs = actionCollection()->addAction(QStringLiteral("open_in_new_tabs"));
1753     openInNewTabs->setText(i18nc("@action:inmenu", "Open in New Tabs"));
1754     openInNewTabs->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
1755     connect(openInNewTabs, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
1756
1757     QAction* openInNewWindow = actionCollection()->addAction(QStringLiteral("open_in_new_window"));
1758     openInNewWindow->setText(i18nc("@action:inmenu", "Open in New Window"));
1759     openInNewWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
1760     connect(openInNewWindow, &QAction::triggered, this, &DolphinMainWindow::openInNewWindow);
1761 }
1762
1763 void DolphinMainWindow::setupDockWidgets()
1764 {
1765     const bool lock = GeneralSettings::lockPanels();
1766
1767     KDualAction* lockLayoutAction = actionCollection()->add<KDualAction>(QStringLiteral("lock_panels"));
1768     lockLayoutAction->setActiveText(i18nc("@action:inmenu Panels", "Unlock Panels"));
1769     lockLayoutAction->setActiveIcon(QIcon::fromTheme(QStringLiteral("object-unlocked")));
1770     lockLayoutAction->setInactiveText(i18nc("@action:inmenu Panels", "Lock Panels"));
1771     lockLayoutAction->setInactiveIcon(QIcon::fromTheme(QStringLiteral("object-locked")));
1772     lockLayoutAction->setWhatsThis(xi18nc("@info:whatsthis", "This "
1773         "switches between having panels <emphasis>locked</emphasis> or "
1774         "<emphasis>unlocked</emphasis>.<nl/>Unlocked panels can be "
1775         "dragged to the other side of the window and have a close "
1776         "button.<nl/>Locked panels are embedded more cleanly."));
1777     lockLayoutAction->setActive(lock);
1778     connect(lockLayoutAction, &KDualAction::triggered, this, &DolphinMainWindow::togglePanelLockState);
1779
1780     // Setup "Information"
1781     DolphinDockWidget* infoDock = new DolphinDockWidget(i18nc("@title:window", "Information"));
1782     infoDock->setLocked(lock);
1783     infoDock->setObjectName(QStringLiteral("infoDock"));
1784     infoDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1785
1786 #ifdef HAVE_BALOO
1787     InformationPanel* infoPanel = new InformationPanel(infoDock);
1788     infoPanel->setCustomContextMenuActions({lockLayoutAction});
1789     connect(infoPanel, &InformationPanel::urlActivated, this, &DolphinMainWindow::handleUrl);
1790     infoDock->setWidget(infoPanel);
1791
1792     QAction* infoAction = infoDock->toggleViewAction();
1793     createPanelAction(QIcon::fromTheme(QStringLiteral("dialog-information")), Qt::Key_F11, infoAction, QStringLiteral("show_information_panel"));
1794
1795     addDockWidget(Qt::RightDockWidgetArea, infoDock);
1796     connect(this, &DolphinMainWindow::urlChanged,
1797             infoPanel, &InformationPanel::setUrl);
1798     connect(this, &DolphinMainWindow::selectionChanged,
1799             infoPanel, &InformationPanel::setSelection);
1800     connect(this, &DolphinMainWindow::requestItemInfo,
1801             infoPanel, &InformationPanel::requestDelayedItemInfo);
1802     connect(this, &DolphinMainWindow::fileItemsChanged,
1803             infoPanel, &InformationPanel::slotFilesItemChanged);
1804 #endif
1805
1806     // i18n: This is the last paragraph for the "What's This"-texts of all four panels.
1807     const QString panelWhatsThis = xi18nc("@info:whatsthis", "<para>To show or "
1808         "hide panels like this go to <interface>Control|Panels</interface> "
1809         "or <interface>View|Panels</interface>.</para>");
1810 #ifdef HAVE_BALOO
1811     actionCollection()->action(QStringLiteral("show_information_panel"))
1812         ->setWhatsThis(xi18nc("@info:whatsthis", "<para> This toggles the "
1813         "<emphasis>information</emphasis> panel at the right side of the "
1814         "window.</para><para>The panel provides in-depth information "
1815         "about the items your mouse is hovering over or about the selected "
1816         "items. Otherwise it informs you about the currently viewed folder.<nl/>"
1817         "For single items a preview of their contents is provided.</para>"));
1818 #endif
1819     infoDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This panel "
1820         "provides in-depth information about the items your mouse is "
1821         "hovering over or about the selected items. Otherwise it informs "
1822         "you about the currently viewed folder.<nl/>For single items a "
1823         "preview of their contents is provided.</para><para>You can configure "
1824         "which and how details are given here by right-clicking.</para>") + panelWhatsThis);
1825
1826     // Setup "Folders"
1827     DolphinDockWidget* foldersDock = new DolphinDockWidget(i18nc("@title:window", "Folders"));
1828     foldersDock->setLocked(lock);
1829     foldersDock->setObjectName(QStringLiteral("foldersDock"));
1830     foldersDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1831     FoldersPanel* foldersPanel = new FoldersPanel(foldersDock);
1832     foldersPanel->setCustomContextMenuActions({lockLayoutAction});
1833     foldersDock->setWidget(foldersPanel);
1834
1835     QAction* foldersAction = foldersDock->toggleViewAction();
1836     createPanelAction(QIcon::fromTheme(QStringLiteral("folder")), Qt::Key_F7, foldersAction, QStringLiteral("show_folders_panel"));
1837
1838     addDockWidget(Qt::LeftDockWidgetArea, foldersDock);
1839     connect(this, &DolphinMainWindow::urlChanged,
1840             foldersPanel, &FoldersPanel::setUrl);
1841     connect(foldersPanel, &FoldersPanel::folderActivated,
1842             this, &DolphinMainWindow::changeUrl);
1843     connect(foldersPanel, &FoldersPanel::folderMiddleClicked,
1844             this, &DolphinMainWindow::openNewTab);
1845     connect(foldersPanel, &FoldersPanel::errorMessage,
1846             this, &DolphinMainWindow::showErrorMessage);
1847
1848     actionCollection()->action(QStringLiteral("show_folders_panel"))
1849         ->setWhatsThis(xi18nc("@info:whatsthis", "This toggles the "
1850         "<emphasis>folders</emphasis> panel at the left side of the window."
1851         "<nl/><nl/>It shows the folders of the <emphasis>file system"
1852         "</emphasis> in a <emphasis>tree view</emphasis>."));
1853     foldersDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This panel "
1854         "shows the folders of the <emphasis>file system</emphasis> in a "
1855         "<emphasis>tree view</emphasis>.</para><para>Click a folder to go "
1856         "there. Click the arrow to the left of a folder to see its subfolders. "
1857         "This allows quick switching between any folders.</para>") + panelWhatsThis);
1858
1859     // Setup "Terminal"
1860 #ifdef HAVE_TERMINAL
1861     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {
1862         DolphinDockWidget* terminalDock = new DolphinDockWidget(i18nc("@title:window Shell terminal", "Terminal"));
1863         terminalDock->setLocked(lock);
1864         terminalDock->setObjectName(QStringLiteral("terminalDock"));
1865         m_terminalPanel = new TerminalPanel(terminalDock);
1866         m_terminalPanel->setCustomContextMenuActions({lockLayoutAction});
1867         terminalDock->setWidget(m_terminalPanel);
1868
1869         connect(m_terminalPanel, &TerminalPanel::hideTerminalPanel, terminalDock, &DolphinDockWidget::hide);
1870         connect(m_terminalPanel, &TerminalPanel::changeUrl, this, &DolphinMainWindow::slotTerminalDirectoryChanged);
1871         connect(terminalDock, &DolphinDockWidget::visibilityChanged,
1872                 m_terminalPanel, &TerminalPanel::dockVisibilityChanged);
1873         connect(terminalDock, &DolphinDockWidget::visibilityChanged,
1874                 this, &DolphinMainWindow::slotTerminalPanelVisibilityChanged);
1875
1876         QAction* terminalAction = terminalDock->toggleViewAction();
1877         createPanelAction(QIcon::fromTheme(QStringLiteral("dialog-scripts")), Qt::Key_F4, terminalAction, QStringLiteral("show_terminal_panel"));
1878
1879         addDockWidget(Qt::BottomDockWidgetArea, terminalDock);
1880         connect(this, &DolphinMainWindow::urlChanged,
1881                 m_terminalPanel, &TerminalPanel::setUrl);
1882
1883         if (GeneralSettings::version() < 200) {
1884             terminalDock->hide();
1885         }
1886
1887         actionCollection()->action(QStringLiteral("show_terminal_panel"))
1888             ->setWhatsThis(xi18nc("@info:whatsthis", "<para>This toggles the "
1889             "<emphasis>terminal</emphasis> panel at the bottom of the window."
1890             "<nl/>The location in the terminal will always match the folder "
1891             "view so you can navigate using either.</para><para>The terminal "
1892             "panel is not needed for basic computer usage but can be useful "
1893             "for advanced tasks. To learn more about terminals use the help "
1894             "in a standalone terminal application like Konsole.</para>"));
1895         terminalDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is "
1896             "the <emphasis>terminal</emphasis> panel. It behaves like a "
1897             "normal terminal but will match the location of the folder view "
1898             "so you can navigate using either.</para><para>The terminal panel "
1899             "is not needed for basic computer usage but can be useful for "
1900             "advanced tasks. To learn more about terminals use the help in a "
1901             "standalone terminal application like Konsole.</para>") + panelWhatsThis);
1902     }
1903 #endif
1904
1905     if (GeneralSettings::version() < 200) {
1906         infoDock->hide();
1907         foldersDock->hide();
1908     }
1909
1910     // Setup "Places"
1911     DolphinDockWidget* placesDock = new DolphinDockWidget(i18nc("@title:window", "Places"));
1912     placesDock->setLocked(lock);
1913     placesDock->setObjectName(QStringLiteral("placesDock"));
1914     placesDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1915
1916     m_placesPanel = new PlacesPanel(placesDock);
1917     m_placesPanel->setCustomContextMenuActions({lockLayoutAction});
1918     placesDock->setWidget(m_placesPanel);
1919
1920     QAction *placesAction = placesDock->toggleViewAction();
1921     createPanelAction(QIcon::fromTheme(QStringLiteral("compass")), Qt::Key_F9, placesAction, QStringLiteral("show_places_panel"));
1922
1923     addDockWidget(Qt::LeftDockWidgetArea, placesDock);
1924     connect(m_placesPanel, &PlacesPanel::placeActivated,
1925             this, &DolphinMainWindow::slotPlaceActivated);
1926     connect(m_placesPanel, &PlacesPanel::placeMiddleClicked,
1927             this, &DolphinMainWindow::openNewTab);
1928     connect(m_placesPanel, &PlacesPanel::errorMessage,
1929             this, &DolphinMainWindow::showErrorMessage);
1930     connect(this, &DolphinMainWindow::urlChanged,
1931             m_placesPanel, &PlacesPanel::setUrl);
1932     connect(placesDock, &DolphinDockWidget::visibilityChanged,
1933             &DolphinUrlNavigatorsController::slotPlacesPanelVisibilityChanged);
1934     connect(this, &DolphinMainWindow::settingsChanged,
1935         m_placesPanel, &PlacesPanel::readSettings);
1936     connect(m_placesPanel, &PlacesPanel::storageTearDownRequested,
1937             this, &DolphinMainWindow::slotStorageTearDownFromPlacesRequested);
1938     connect(m_placesPanel, &PlacesPanel::storageTearDownExternallyRequested,
1939             this, &DolphinMainWindow::slotStorageTearDownExternallyRequested);
1940     DolphinUrlNavigatorsController::slotPlacesPanelVisibilityChanged(m_placesPanel->isVisible());
1941
1942     auto actionShowAllPlaces = new QAction(QIcon::fromTheme(QStringLiteral("view-hidden")), i18nc("@item:inmenu", "Show Hidden Places"), this);
1943     actionShowAllPlaces->setCheckable(true);
1944     actionShowAllPlaces->setDisabled(true);
1945     actionShowAllPlaces->setWhatsThis(i18nc("@info:whatsthis", "This displays "
1946         "all places in the places panel that have been hidden. They will "
1947         "appear semi-transparent unless you uncheck their hide property."));
1948
1949     connect(actionShowAllPlaces, &QAction::triggered, this, [actionShowAllPlaces, this](bool checked){
1950         actionShowAllPlaces->setIcon(QIcon::fromTheme(checked ? QStringLiteral("view-visible") : QStringLiteral("view-hidden")));
1951         m_placesPanel->showHiddenEntries(checked);
1952     });
1953
1954     connect(m_placesPanel, &PlacesPanel::showHiddenEntriesChanged, this, [actionShowAllPlaces] (bool checked){
1955         actionShowAllPlaces->setChecked(checked);
1956         actionShowAllPlaces->setIcon(QIcon::fromTheme(checked ? QStringLiteral("view-visible") : QStringLiteral("view-hidden")));
1957    });
1958
1959     actionCollection()->action(QStringLiteral("show_places_panel"))
1960         ->setWhatsThis(xi18nc("@info:whatsthis", "<para>This toggles the "
1961         "<emphasis>places</emphasis> panel at the left side of the window."
1962         "</para><para>It allows you to go to locations you have "
1963         "bookmarked and to access disk or media attached to the computer "
1964         "or to the network. It also contains sections to find recently "
1965         "saved files or files of a certain type.</para>"));
1966     placesDock->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is the "
1967         "<emphasis>Places</emphasis> panel. It allows you to go to locations "
1968         "you have bookmarked and to access disk or media attached to the "
1969         "computer or to the network. It also contains sections to find "
1970         "recently saved files or files of a certain type.</para><para>"
1971         "Click on an entry to go there. Click with the right mouse button "
1972         "instead to open any entry in a new tab or new window.</para>"
1973         "<para>New entries can be added by dragging folders onto this panel. "
1974         "Right-click any section or entry to hide it. Right-click an empty "
1975         "space on this panel and select <interface>Show Hidden Places"
1976         "</interface> to display it again.</para>") + panelWhatsThis);
1977
1978     // Add actions into the "Panels" menu
1979     KActionMenu* panelsMenu = new KActionMenu(i18nc("@action:inmenu View", "Show Panels"), this);
1980     actionCollection()->addAction(QStringLiteral("panels"), panelsMenu);
1981     panelsMenu->setIcon(QIcon::fromTheme(QStringLiteral("view-sidetree")));
1982     panelsMenu->setDelayed(false);
1983     const KActionCollection* ac = actionCollection();
1984     panelsMenu->addAction(ac->action(QStringLiteral("show_places_panel")));
1985 #ifdef HAVE_BALOO
1986     panelsMenu->addAction(ac->action(QStringLiteral("show_information_panel")));
1987 #endif
1988     panelsMenu->addAction(ac->action(QStringLiteral("show_folders_panel")));
1989     panelsMenu->addAction(ac->action(QStringLiteral("show_terminal_panel")));
1990     panelsMenu->addSeparator();
1991     panelsMenu->addAction(actionShowAllPlaces);
1992     panelsMenu->addAction(lockLayoutAction);
1993
1994     connect(panelsMenu->menu(), &QMenu::aboutToShow, this, [actionShowAllPlaces, this]{
1995         actionShowAllPlaces->setEnabled(m_placesPanel->hiddenListCount());
1996     });
1997 }
1998
1999
2000 void DolphinMainWindow::updateFileAndEditActions()
2001 {
2002     const KFileItemList list = m_activeViewContainer->view()->selectedItems();
2003     const KActionCollection* col = actionCollection();
2004     KFileItemListProperties capabilitiesSource(list);
2005
2006     QAction* addToPlacesAction = col->action(QStringLiteral("add_to_places"));
2007     QAction* copyToOtherViewAction   = col->action(QStringLiteral("copy_to_inactive_split_view"));
2008     QAction* moveToOtherViewAction   = col->action(QStringLiteral("move_to_inactive_split_view"));
2009     QAction* copyLocation            = col->action(QString("copy_location"));
2010
2011     if (list.isEmpty()) {
2012         stateChanged(QStringLiteral("has_no_selection"));
2013
2014         addToPlacesAction->setEnabled(true);
2015         copyToOtherViewAction->setEnabled(false);
2016         moveToOtherViewAction->setEnabled(false);
2017         copyLocation->setEnabled(false);
2018     } else {
2019         stateChanged(QStringLiteral("has_selection"));
2020
2021         QAction* renameAction            = col->action(KStandardAction::name(KStandardAction::RenameFile));
2022         QAction* moveToTrashAction       = col->action(KStandardAction::name(KStandardAction::MoveToTrash));
2023         QAction* deleteAction            = col->action(KStandardAction::name(KStandardAction::DeleteFile));
2024         QAction* cutAction               = col->action(KStandardAction::name(KStandardAction::Cut));
2025         QAction* deleteWithTrashShortcut = col->action(QStringLiteral("delete_shortcut")); // see DolphinViewActionHandler
2026         QAction* showTarget              = col->action(QStringLiteral("show_target"));
2027         QAction* duplicateAction         = col->action(QStringLiteral("duplicate")); // see DolphinViewActionHandler
2028
2029         if (list.length() == 1 && list.first().isDir()) {
2030             addToPlacesAction->setEnabled(true);
2031         } else {
2032             addToPlacesAction->setEnabled(false);
2033         }
2034
2035         if (m_tabWidget->currentTabPage()->splitViewEnabled()) {
2036             DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
2037             KFileItem capabilitiesDestination;
2038
2039             if (tabPage->primaryViewActive()) {
2040                 capabilitiesDestination = tabPage->secondaryViewContainer()->url();
2041             } else {
2042                 capabilitiesDestination = tabPage->primaryViewContainer()->url();
2043             }
2044
2045             copyToOtherViewAction->setEnabled(capabilitiesDestination.isWritable());
2046             moveToOtherViewAction->setEnabled(capabilitiesSource.supportsMoving() && capabilitiesDestination.isWritable());
2047         } else {
2048             copyToOtherViewAction->setEnabled(false);
2049             moveToOtherViewAction->setEnabled(false);
2050         }
2051
2052         const bool enableMoveToTrash = capabilitiesSource.isLocal() && capabilitiesSource.supportsMoving();
2053
2054         renameAction->setEnabled(capabilitiesSource.supportsMoving());
2055         moveToTrashAction->setEnabled(enableMoveToTrash);
2056         deleteAction->setEnabled(capabilitiesSource.supportsDeleting());
2057         deleteWithTrashShortcut->setEnabled(capabilitiesSource.supportsDeleting() && !enableMoveToTrash);
2058         cutAction->setEnabled(capabilitiesSource.supportsMoving());
2059         copyLocation->setEnabled(list.length() == 1);
2060         showTarget->setEnabled(list.length() == 1 && list.at(0).isLink());
2061         duplicateAction->setEnabled(capabilitiesSource.supportsWriting());
2062     }
2063 }
2064
2065 void DolphinMainWindow::updateViewActions()
2066 {
2067     m_actionHandler->updateViewActions();
2068
2069     QAction* toggleFilterBarAction = actionCollection()->action(QStringLiteral("toggle_filter"));
2070     toggleFilterBarAction->setChecked(m_activeViewContainer->isFilterBarVisible());
2071
2072     updateSplitAction();
2073 }
2074
2075 void DolphinMainWindow::updateGoActions()
2076 {
2077     QAction* goUpAction = actionCollection()->action(KStandardAction::name(KStandardAction::Up));
2078     const QUrl currentUrl = m_activeViewContainer->url();
2079     // I think this is one of the best places to firstly be confronted
2080     // with a file system and its hierarchy. Talking about the root
2081     // directory might seem too much here but it is the question that
2082     // naturally arises in this context.
2083     goUpAction->setWhatsThis(xi18nc("@info:whatsthis", "<para>Go to "
2084         "the folder that contains the currently viewed one.</para>"
2085         "<para>All files and folders are organized in a hierarchical "
2086         "<emphasis>file system</emphasis>. At the top of this hierarchy is "
2087         "a directory that contains all data connected to this computer"
2088         "—the <emphasis>root directory</emphasis>.</para>"));
2089     goUpAction->setEnabled(KIO::upUrl(currentUrl) != currentUrl);
2090 }
2091
2092 void DolphinMainWindow::refreshViews()
2093 {
2094     m_tabWidget->refreshViews();
2095
2096     if (GeneralSettings::modifiedStartupSettings()) {
2097         // The startup settings have been changed by the user (see bug #254947).
2098         // Synchronize the split-view setting with the active view:
2099         const bool splitView = GeneralSettings::splitView();
2100         m_tabWidget->currentTabPage()->setSplitViewEnabled(splitView, WithAnimation);
2101         updateSplitAction();
2102         updateWindowTitle();
2103     }
2104
2105     Q_EMIT settingsChanged();
2106 }
2107
2108 void DolphinMainWindow::clearStatusBar()
2109 {
2110     m_activeViewContainer->statusBar()->resetToDefaultText();
2111 }
2112
2113 void DolphinMainWindow::connectViewSignals(DolphinViewContainer* container)
2114 {
2115     connect(container, &DolphinViewContainer::showFilterBarChanged,
2116             this, &DolphinMainWindow::updateFilterBarAction);
2117     connect(container, &DolphinViewContainer::writeStateChanged,
2118             this, &DolphinMainWindow::slotWriteStateChanged);
2119     connect(container, &DolphinViewContainer::searchModeEnabledChanged,
2120             this, &DolphinMainWindow::updateSearchAction);
2121
2122     const QAction* toggleSearchAction = actionCollection()->action(QStringLiteral("toggle_search"));
2123     connect(toggleSearchAction, &QAction::triggered, container, &DolphinViewContainer::setSearchModeEnabled);
2124
2125     const DolphinView* view = container->view();
2126     connect(view, &DolphinView::selectionChanged,
2127             this, &DolphinMainWindow::slotSelectionChanged);
2128     connect(view, &DolphinView::requestItemInfo,
2129             this, &DolphinMainWindow::requestItemInfo);
2130     connect(view, &DolphinView::fileItemsChanged,
2131             this, &DolphinMainWindow::fileItemsChanged);
2132     connect(view, &DolphinView::tabRequested,
2133             this, &DolphinMainWindow::openNewTab);
2134     connect(view, &DolphinView::requestContextMenu,
2135             this, &DolphinMainWindow::openContextMenu);
2136     connect(view, &DolphinView::directoryLoadingStarted,
2137             this, &DolphinMainWindow::enableStopAction);
2138     connect(view, &DolphinView::directoryLoadingCompleted,
2139             this, &DolphinMainWindow::disableStopAction);
2140     connect(view, &DolphinView::directoryLoadingCompleted,
2141             this, &DolphinMainWindow::slotDirectoryLoadingCompleted);
2142     connect(view, &DolphinView::goBackRequested,
2143             this, &DolphinMainWindow::goBack);
2144     connect(view, &DolphinView::goForwardRequested,
2145             this, &DolphinMainWindow::goForward);
2146     connect(view, &DolphinView::urlActivated,
2147             this, &DolphinMainWindow::handleUrl);
2148     connect(view, &DolphinView::goUpRequested,
2149             this, &DolphinMainWindow::goUp);
2150
2151     connect(container->urlNavigatorInternalWithHistory(), &KUrlNavigator::urlChanged,
2152             this, &DolphinMainWindow::changeUrl);
2153     connect(container->urlNavigatorInternalWithHistory(), &KUrlNavigator::historyChanged,
2154             this, &DolphinMainWindow::updateHistory);
2155
2156     auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
2157         (actionCollection()->action(QStringLiteral("url_navigators")));
2158     const KUrlNavigator *navigator = m_tabWidget->currentTabPage()->primaryViewActive() ?
2159                                      navigators->primaryUrlNavigator() :
2160                                      navigators->secondaryUrlNavigator();
2161
2162     QAction *editableLocactionAction = actionCollection()->action(QStringLiteral("editable_location"));
2163     editableLocactionAction->setChecked(navigator->isUrlEditable());
2164     connect(navigator, &KUrlNavigator::editableStateChanged,
2165             this, &DolphinMainWindow::slotEditableStateChanged);
2166     connect(navigator, &KUrlNavigator::tabRequested,
2167             this, &DolphinMainWindow::openNewTab);
2168
2169 }
2170
2171 void DolphinMainWindow::updateSplitAction()
2172 {
2173     QAction* splitAction = actionCollection()->action(QStringLiteral("split_view"));
2174     const DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
2175     if (tabPage->splitViewEnabled()) {
2176         if (GeneralSettings::closeActiveSplitView() ? tabPage->primaryViewActive() : !tabPage->primaryViewActive()) {
2177             splitAction->setText(i18nc("@action:intoolbar Close left view", "Close"));
2178             splitAction->setToolTip(i18nc("@info", "Close left view"));
2179             splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-left-close")));
2180         } else {
2181             splitAction->setText(i18nc("@action:intoolbar Close right view", "Close"));
2182             splitAction->setToolTip(i18nc("@info", "Close right view"));
2183             splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-close")));
2184         }
2185     } else {
2186         splitAction->setText(i18nc("@action:intoolbar Split view", "Split"));
2187         splitAction->setToolTip(i18nc("@info", "Split view"));
2188         splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-new")));
2189     }
2190 }
2191
2192 void DolphinMainWindow::updateAllowedToolbarAreas()
2193 {
2194     auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
2195                         (actionCollection()->action(QStringLiteral("url_navigators")));
2196     if (toolBar()->actions().contains(navigators)) {
2197         toolBar()->setAllowedAreas(Qt::TopToolBarArea | Qt::BottomToolBarArea);
2198         if (toolBarArea(toolBar()) == Qt::LeftToolBarArea ||
2199             toolBarArea(toolBar()) == Qt::RightToolBarArea) {
2200             addToolBar(Qt::TopToolBarArea, toolBar());
2201         }
2202     } else {
2203         toolBar()->setAllowedAreas(Qt::AllToolBarAreas);
2204     }
2205 }
2206
2207 bool DolphinMainWindow::isKompareInstalled() const
2208 {
2209     static bool initialized = false;
2210     static bool installed = false;
2211     if (!initialized) {
2212         // TODO: maybe replace this approach later by using a menu
2213         // plugin like kdiff3plugin.cpp
2214         installed = !QStandardPaths::findExecutable(QStringLiteral("kompare")).isEmpty();
2215         initialized = true;
2216     }
2217     return installed;
2218 }
2219
2220 void DolphinMainWindow::createPanelAction(const QIcon& icon,
2221                                           const QKeySequence& shortcut,
2222                                           QAction* dockAction,
2223                                           const QString& actionName)
2224 {
2225     QAction* panelAction = actionCollection()->addAction(actionName);
2226     panelAction->setCheckable(true);
2227     panelAction->setChecked(dockAction->isChecked());
2228     panelAction->setText(dockAction->text());
2229     panelAction->setIcon(icon);
2230     actionCollection()->setDefaultShortcut(panelAction, shortcut);
2231
2232     connect(panelAction, &QAction::triggered, dockAction, &QAction::trigger);
2233     connect(dockAction, &QAction::toggled, panelAction, &QAction::setChecked);
2234 }
2235
2236 void DolphinMainWindow::setupWhatsThis()
2237 {
2238     // main widgets
2239     menuBar()->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is the "
2240         "<emphasis>Menubar</emphasis>. It provides access to commands and "
2241         "configuration options. Left-click on any of the menus on this "
2242         "bar to see its contents.</para><para>The Menubar can be hidden "
2243         "by unchecking <interface>Settings|Show Menubar</interface>. Then "
2244         "most of its contents become available through a <interface>Control"
2245         "</interface> button on the <emphasis>Toolbar</emphasis>.</para>"));
2246     toolBar()->setWhatsThis(xi18nc("@info:whatsthis", "<para>This is the "
2247         "<emphasis>Toolbar</emphasis>. It allows quick access to "
2248         "frequently used actions.</para><para>It is highly customizable. "
2249         "All items you see in the <interface>Control</interface> menu or "
2250         "in the <interface>Menubar</interface> can be placed on the "
2251         "Toolbar. Just right-click on it and select <interface>Configure "
2252         "Toolbars…</interface> or find this action in the <interface>"
2253         "Control</interface> or <interface>Settings</interface> menu."
2254         "</para><para>The location of the bar and the style of its "
2255         "buttons can also be changed in the right-click menu. Right-click "
2256         "a button if you want to show or hide its text.</para>"));
2257     m_tabWidget->setWhatsThis(xi18nc("@info:whatsthis main view",
2258         "<para>Here you can see the <emphasis>folders</emphasis> and "
2259         "<emphasis>files</emphasis> that are at the location described in "
2260         "the <interface>Location Bar</interface> above. This area is the "
2261         "central part of this application where you navigate to the files "
2262         "you want to use.</para><para>For an elaborate and general "
2263         "introduction to this application <link "
2264         "url='https://userbase.kde.org/Dolphin/File_Management#Introduction_to_Dolphin'>"
2265         "click here</link>. This will open an introductory article from "
2266         "the <emphasis>KDE UserBase Wiki</emphasis>.</para><para>For brief "
2267         "explanations of all the features of this <emphasis>view</emphasis> "
2268         "<link url='help:/dolphin/dolphin-view.html'>click here</link> "
2269         "instead. This will open a page from the <emphasis>Handbook"
2270         "</emphasis> that covers the basics.</para>"));
2271
2272     // Settings menu
2273     actionCollection()->action(KStandardAction::name(KStandardAction::KeyBindings))
2274         ->setWhatsThis(xi18nc("@info:whatsthis","<para>This opens a window "
2275         "that lists the <emphasis>keyboard shortcuts</emphasis>.<nl/>"
2276         "There you can set up key combinations to trigger an action when "
2277         "they are pressed simultaneously. All commands in this application can "
2278         "be triggered this way.</para>"));
2279     actionCollection()->action(KStandardAction::name(KStandardAction::ConfigureToolbars))
2280         ->setWhatsThis(xi18nc("@info:whatsthis","<para>This opens a window in which "
2281         "you can change which buttons appear on the <emphasis>Toolbar</emphasis>.</para>"
2282         "<para>All items you see in the <interface>Control</interface> menu "
2283         "or in the <interface>Menubar</interface> can also be placed on the Toolbar.</para>"));
2284     actionCollection()->action(KStandardAction::name(KStandardAction::Preferences))
2285         ->setWhatsThis(xi18nc("@info:whatsthis","This opens a window where you can "
2286         "change a multitude of settings for this application. For an explanation "
2287         "of the various settings go to the chapter <emphasis>Configuring Dolphin"
2288         "</emphasis> in <interface>Help|Dolphin Handbook</interface>."));
2289
2290     // Help menu
2291     // The whatsthis has to be set for the m_helpMenu and for the
2292     // StandardAction separately because both are used in different locations.
2293     // m_helpMenu is only used for createControlButton() button.
2294
2295     // Links do not work within the Menubar so texts without links are provided there.
2296
2297     // i18n: If the external link isn't available in your language you should
2298     // probably state the external link language at least in brackets to not
2299     // frustrate the user. If there are multiple languages that the user might
2300     // know with a reasonable chance you might want to have 2 external links.
2301     // The same is in my opinion true for every external link you translate.
2302     const QString whatsThisHelpContents = xi18nc("@info:whatsthis handbook",
2303         "<para>This opens the Handbook for this application. It provides "
2304         "explanations for every part of <emphasis>Dolphin</emphasis>.</para>");
2305     actionCollection()->action(KStandardAction::name(KStandardAction::HelpContents))
2306         ->setWhatsThis(whatsThisHelpContents
2307         + xi18nc("@info:whatsthis second half of handbook hb text without link",
2308         "<para>If you want more elaborate introductions to the "
2309         "different features of <emphasis>Dolphin</emphasis> "
2310         "go to the KDE UserBase Wiki.</para>"));
2311     m_helpMenu->action(KHelpMenu::menuHelpContents)->setWhatsThis(whatsThisHelpContents
2312         + xi18nc("@info:whatsthis second half of handbook text with link",
2313         "<para>If you want more elaborate introductions to the "
2314         "different features of <emphasis>Dolphin</emphasis> "
2315         "<link url='https://userbase.kde.org/Dolphin/File_Management'>click here</link>. "
2316         "It will open the dedicated page in the KDE UserBase Wiki.</para>"));
2317
2318     const QString whatsThisWhatsThis = xi18nc("@info:whatsthis whatsthis button",
2319         "<para>This is the button that invokes the help feature you are "
2320         "using right now! Click it, then click any component of this "
2321         "application to ask \"What's this?\" about it. The mouse cursor "
2322         "will change appearance if no help is available for a spot.</para>");
2323     actionCollection()->action(KStandardAction::name(KStandardAction::WhatsThis))
2324        ->setWhatsThis(whatsThisWhatsThis
2325         + xi18nc("@info:whatsthis second half of whatsthis button text without link",
2326         "<para>There are two other ways to get help for this application: The "
2327         "<interface>Dolphin Handbook</interface> in the <interface>Help"
2328         "</interface> menu and the <emphasis>KDE UserBase Wiki</emphasis> "
2329         "article about <emphasis>File Management</emphasis> online."
2330         "</para><para>The \"What's this?\" help is "
2331         "missing in most other windows so don't get too used to this.</para>"));
2332     m_helpMenu->action(KHelpMenu::menuWhatsThis)->setWhatsThis(whatsThisWhatsThis
2333         + xi18nc("@info:whatsthis second half of whatsthis button text with link",
2334         "<para>There are two other ways to get help: "
2335         "The <link url='help:/dolphin/index.html'>Dolphin Handbook</link> and "
2336         "the <link url='https://userbase.kde.org/Dolphin/File_Management'>KDE "
2337         "UserBase Wiki</link>.</para><para>The \"What's this?\" help is "
2338         "missing in most other windows so don't get too used to this.</para>"));
2339
2340     const QString whatsThisReportBug = xi18nc("@info:whatsthis","<para>This opens a "
2341         "window that will guide you through reporting errors or flaws "
2342         "in this application or in other KDE software.</para>");
2343     actionCollection()->action(KStandardAction::name(KStandardAction::ReportBug))
2344        ->setWhatsThis(whatsThisReportBug);
2345     m_helpMenu->action(KHelpMenu::menuReportBug)->setWhatsThis(whatsThisReportBug
2346         + xi18nc("@info:whatsthis second half of reportbug text with link",
2347         "<para>High-quality bug reports are much appreciated. To learn "
2348         "how to make your bug report as effective as possible "
2349         "<link url='https://community.kde.org/Get_Involved/Bug_Reporting'>"
2350         "click here</link>.</para>"));
2351
2352     const QString whatsThisDonate = xi18nc("@info:whatsthis","<para>This opens a "
2353         "<emphasis>web page</emphasis> where you can donate to "
2354         "support the continued work on this application and many "
2355         "other projects by the <emphasis>KDE</emphasis> community.</para>"
2356         "<para>Donating is the easiest and fastest way to efficiently "
2357         "support KDE and its projects. KDE projects are available for "
2358         "free therefore your donation is needed to cover things that "
2359         "require money like servers, contributor meetings, etc.</para>"
2360         "<para><emphasis>KDE e.V.</emphasis> is the non-profit "
2361         "organization behind the KDE community.</para>");
2362     actionCollection()->action(KStandardAction::name(KStandardAction::Donate))
2363        ->setWhatsThis(whatsThisDonate);
2364     m_helpMenu->action(KHelpMenu::menuDonate)->setWhatsThis(whatsThisDonate);
2365
2366     const QString whatsThisSwitchLanguage = xi18nc("@info:whatsthis",
2367         "With this you can change the language this application uses."
2368         "<nl/>You can even set secondary languages which will be used "
2369         "if texts are not available in your preferred language.");
2370     actionCollection()->action(KStandardAction::name(KStandardAction::SwitchApplicationLanguage))
2371        ->setWhatsThis(whatsThisSwitchLanguage);
2372     m_helpMenu->action(KHelpMenu::menuSwitchLanguage)->setWhatsThis(whatsThisSwitchLanguage);
2373
2374     const QString whatsThisAboutApp = xi18nc("@info:whatsthis","This opens a "
2375         "window that informs you about the version, license, "
2376         "used libraries and maintainers of this application.");
2377     actionCollection()->action(KStandardAction::name(KStandardAction::AboutApp))
2378        ->setWhatsThis(whatsThisAboutApp);
2379     m_helpMenu->action(KHelpMenu::menuAboutApp)->setWhatsThis(whatsThisAboutApp);
2380
2381     const QString whatsThisAboutKDE = xi18nc("@info:whatsthis","This opens a "
2382         "window with information about <emphasis>KDE</emphasis>. "
2383         "The KDE community are the people behind this free software."
2384         "<nl/>If you like using this application but don't know "
2385         "about KDE or want to see a cute dragon have a look!");
2386     actionCollection()->action(KStandardAction::name(KStandardAction::AboutKDE))
2387        ->setWhatsThis(whatsThisAboutKDE);
2388     m_helpMenu->action(KHelpMenu::menuAboutKDE)->setWhatsThis(whatsThisAboutKDE);
2389 }
2390
2391 bool DolphinMainWindow::addHamburgerMenuToToolbar()
2392 {
2393     QDomDocument domDocument = KXMLGUIClient::domDocument();
2394     if (domDocument.isNull()) {
2395         return false;
2396     }
2397     QDomNode toolbar = domDocument.elementsByTagName(QStringLiteral("ToolBar")).at(0);
2398     if (toolbar.isNull()) {
2399         return false;
2400     }
2401
2402     QDomElement hamburgerMenuElement = domDocument.createElement(QStringLiteral("Action"));
2403     hamburgerMenuElement.setAttribute(QStringLiteral("name"), QStringLiteral("hamburger_menu"));
2404     toolbar.appendChild(hamburgerMenuElement);
2405
2406     KXMLGUIFactory::saveConfigFile(domDocument, xmlFile());
2407     reloadXML();
2408     createGUI();
2409     return true;
2410     // Make sure to also remove the <KXMLGUIFactory> and <QDomDocument> include
2411     // whenever this method is removed (maybe in the year ~2026).
2412 }
2413
2414 bool DolphinMainWindow::event(QEvent *event)
2415 {
2416     if (event->type() == QEvent::WhatsThisClicked) {
2417         event->accept();
2418         QWhatsThisClickedEvent* whatsThisEvent = dynamic_cast<QWhatsThisClickedEvent*>(event);
2419         QDesktopServices::openUrl(QUrl(whatsThisEvent->href()));
2420         return true;
2421     }
2422     return KXmlGuiWindow::event(event);
2423 }
2424
2425 bool DolphinMainWindow::eventFilter(QObject* obj, QEvent* event)
2426 {
2427     Q_UNUSED(obj)
2428     if (event->type() == QEvent::WhatsThisClicked) {
2429         event->accept();
2430         QWhatsThisClickedEvent* whatsThisEvent = dynamic_cast<QWhatsThisClickedEvent*>(event);
2431         QDesktopServices::openUrl(QUrl(whatsThisEvent->href()));
2432         return true;
2433     }
2434     return false;
2435 }
2436
2437 // Set a sane initial window size
2438 QSize DolphinMainWindow::sizeHint() const
2439 {
2440     return KXmlGuiWindow::sizeHint().expandedTo(QSize(760, 550));
2441 }
2442
2443 void DolphinMainWindow::saveNewToolbarConfig()
2444 {
2445     KXmlGuiWindow::saveNewToolbarConfig(); // Applies the new config. This has to be called first
2446                                            // because the rest of this method decides things
2447                                            // based on the new config.
2448     auto navigators = static_cast<DolphinNavigatorsWidgetAction *>
2449                         (actionCollection()->action(QStringLiteral("url_navigators")));
2450     if (!toolBar()->actions().contains(navigators)) {
2451         m_tabWidget->currentTabPage()->insertNavigatorsWidget(navigators);
2452     }
2453     updateAllowedToolbarAreas();
2454     (static_cast<KHamburgerMenu *>(actionCollection()->action(KStandardAction::name(
2455                             KStandardAction::HamburgerMenu))))->hideActionsOf(toolBar());
2456 }
2457
2458 void DolphinMainWindow::focusTerminalPanel()
2459 {
2460     if (m_terminalPanel->isVisible()) {
2461         if (m_terminalPanel->terminalHasFocus()) {
2462             m_activeViewContainer->view()->setFocus(Qt::FocusReason::ShortcutFocusReason);
2463             actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Focus Terminal Panel"));
2464         } else {
2465             m_terminalPanel->setFocus(Qt::FocusReason::ShortcutFocusReason);
2466             actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Defocus Terminal Panel"));
2467         }
2468     } else {
2469         actionCollection()->action(QStringLiteral("show_terminal_panel"))->trigger();
2470         actionCollection()->action(QStringLiteral("focus_terminal_panel"))->setText(i18nc("@action:inmenu Tools", "Defocus Terminal Panel"));
2471     }
2472 }
2473
2474 DolphinMainWindow::UndoUiInterface::UndoUiInterface() :
2475     KIO::FileUndoManager::UiInterface()
2476 {
2477 }
2478
2479 DolphinMainWindow::UndoUiInterface::~UndoUiInterface()
2480 {
2481 }
2482
2483 void DolphinMainWindow::UndoUiInterface::jobError(KIO::Job* job)
2484 {
2485     DolphinMainWindow* mainWin= qobject_cast<DolphinMainWindow *>(parentWidget());
2486     if (mainWin) {
2487         DolphinViewContainer* container = mainWin->activeViewContainer();
2488         container->showMessage(job->errorString(), DolphinViewContainer::Error);
2489     } else {
2490         KIO::FileUndoManager::UiInterface::jobError(job);
2491     }
2492 }
2493
2494 bool DolphinMainWindow::isUrlOpen(const QString& url)
2495 {
2496     return m_tabWidget->isUrlOpen(QUrl::fromUserInput((url)));
2497 }
2498