src/dolphinmainwindow.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz <peter.penz19@gmail.com>             *
   3  *   Copyright (C) 2006 by Stefan Monov <logixoul@gmail.com>               *
   4  *   Copyright (C) 2006 by Cvetoslav Ludmiloff <ludmiloff@gmail.com>       *
   5  *                                                                         *
   6  *   This program is free software; you can redistribute it and/or modify  *
   7  *   it under the terms of the GNU General Public License as published by  *
   8  *   the Free Software Foundation; either version 2 of the License, or     *
   9  *   (at your option) any later version.                                   *
  10  *                                                                         *
  11  *   This program is distributed in the hope that it will be useful,       *
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14  *   GNU General Public License for more details.                          *
  15  *                                                                         *
  16  *   You should have received a copy of the GNU General Public License     *
  17  *   along with this program; if not, write to the                         *
  18  *   Free Software Foundation, Inc.,                                       *
  19  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  20  ***************************************************************************/
  21
  22 #include "dolphinmainwindow.h"
  23
  24 #include "global.h"
  25 #include "dolphindockwidget.h"
  26 #include "dolphincontextmenu.h"
  27 #include "dolphinnewfilemenu.h"
  28 #include "dolphinrecenttabsmenu.h"
  29 #include "dolphintabwidget.h"
  30 #include "dolphinviewcontainer.h"
  31 #include "dolphintabpage.h"
  32 #include "middleclickactioneventfilter.h"
  33 #include "panels/folders/folderspanel.h"
  34 #include "panels/places/placespanel.h"
  35 #include "panels/information/informationpanel.h"
  36 #include "panels/terminal/terminalpanel.h"
  37 #include "settings/dolphinsettingsdialog.h"
  38 #include "statusbar/dolphinstatusbar.h"
  39 #include "views/dolphinviewactionhandler.h"
  40 #include "views/dolphinremoteencoding.h"
  41 #include "views/draganddrophelper.h"
  42 #include "views/viewproperties.h"
  43 #include "views/dolphinnewfilemenuobserver.h"
  44 #include "dolphin_generalsettings.h"
  45
  46 #include <KActionCollection>
  47 #include <KActionMenu>
  48 #include <KAuthorized>
  49 #include <KConfig>
  50 #include <KFileItemListProperties>
  51 #include <KFilePlacesModel>
  52 #include <KHelpMenu>
  53 #include <KIO/JobUiDelegate>
  54 #include <KJobWidgets>
  55 #include <KLocalizedString>
  56 #include <KMessageBox>
  57 #include <KProtocolInfo>
  58 #include <KProtocolManager>
  59 #include <KRun>
  60 #include <KShell>
  61 #include <KStandardAction>
  62 #include <KToggleAction>
  63 #include <KToolBar>
  64 #include <KToolInvocation>
  65 #include <KUrlComboBox>
  66 #include <KUrlNavigator>
  67
  68 #include <QApplication>
  69 #include <QClipboard>
  70 #include <QCloseEvent>
  71 #include <QDialog>
  72 #include <QLineEdit>
  73 #include <QMenu>
  74 #include <QMenuBar>
  75 #include <QPushButton>
  76 #include <QShowEvent>
  77 #include <QStandardPaths>
  78 #include <QTimer>
  79 #include <QToolButton>
  80 #include <kdualaction.h>
  81
  82 namespace {
  83     // Used for GeneralSettings::version() to determine whether
  84     // an updated version of Dolphin is running.
  85     const int CurrentDolphinVersion = 200;
  86 }
  87
  88 DolphinMainWindow::DolphinMainWindow() :
  89     KXmlGuiWindow(nullptr),
  90     m_newFileMenu(nullptr),
  91     m_tabWidget(nullptr),
  92     m_activeViewContainer(nullptr),
  93     m_actionHandler(nullptr),
  94     m_remoteEncoding(nullptr),
  95     m_settingsDialog(),
  96     m_controlButton(nullptr),
  97     m_updateToolBarTimer(nullptr),
  98     m_lastHandleUrlStatJob(nullptr),
  99     m_terminalPanel(nullptr),
 100     m_placesPanel(nullptr),
 101     m_tearDownFromPlacesRequested(false)
 102 {
 103     Q_INIT_RESOURCE(dolphin);
 104
 105     setObjectName(QStringLiteral("Dolphin#"));
 106
 107     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::errorMessage,
 108             this, &DolphinMainWindow::showErrorMessage);
 109
 110     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 111     undoManager->setUiInterface(new UndoUiInterface());
 112
 113     connect(undoManager, static_cast<void(KIO::FileUndoManager::*)(bool)>(&KIO::FileUndoManager::undoAvailable),
 114             this, &DolphinMainWindow::slotUndoAvailable);
 115     connect(undoManager, &KIO::FileUndoManager::undoTextChanged,
 116             this, &DolphinMainWindow::slotUndoTextChanged);
 117     connect(undoManager, &KIO::FileUndoManager::jobRecordingStarted,
 118             this, &DolphinMainWindow::clearStatusBar);
 119     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 120             this, &DolphinMainWindow::showCommand);
 121
 122     GeneralSettings* generalSettings = GeneralSettings::self();
 123     const bool firstRun = (generalSettings->version() < 200);
 124     if (firstRun) {
 125         generalSettings->setViewPropsTimestamp(QDateTime::currentDateTime());
 126     }
 127
 128     setAcceptDrops(true);
 129
 130     m_tabWidget = new DolphinTabWidget(this);
 131     m_tabWidget->setObjectName("tabWidget");
 132     connect(m_tabWidget, &DolphinTabWidget::activeViewChanged,
 133             this, &DolphinMainWindow::activeViewChanged);
 134     connect(m_tabWidget, &DolphinTabWidget::tabCountChanged,
 135             this, &DolphinMainWindow::tabCountChanged);
 136     connect(m_tabWidget, &DolphinTabWidget::currentUrlChanged,
 137             this, &DolphinMainWindow::setUrlAsCaption);
 138     setCentralWidget(m_tabWidget);
 139
 140     setupActions();
 141
 142     m_actionHandler = new DolphinViewActionHandler(actionCollection(), this);
 143     connect(m_actionHandler, &DolphinViewActionHandler::actionBeingHandled, this, &DolphinMainWindow::clearStatusBar);
 144     connect(m_actionHandler, &DolphinViewActionHandler::createDirectory, this, &DolphinMainWindow::createDirectory);
 145
 146     m_remoteEncoding = new DolphinRemoteEncoding(this, m_actionHandler);
 147     connect(this, &DolphinMainWindow::urlChanged,
 148             m_remoteEncoding, &DolphinRemoteEncoding::slotAboutToOpenUrl);
 149
 150     setupDockWidgets();
 151
 152     setupGUI(Keys | Save | Create | ToolBar);
 153     stateChanged(QStringLiteral("new_file"));
 154
 155     QClipboard* clipboard = QApplication::clipboard();
 156     connect(clipboard, &QClipboard::dataChanged,
 157             this, &DolphinMainWindow::updatePasteAction);
 158
 159     QAction* showFilterBarAction = actionCollection()->action(QStringLiteral("show_filter_bar"));
 160     showFilterBarAction->setChecked(generalSettings->filterBar());
 161
 162     if (firstRun) {
 163         menuBar()->setVisible(false);
 164         // Assure a proper default size if Dolphin runs the first time
 165         resize(750, 500);
 166     }
 167
 168     const bool showMenu = !menuBar()->isHidden();
 169     QAction* showMenuBarAction = actionCollection()->action(KStandardAction::name(KStandardAction::ShowMenubar));
 170     showMenuBarAction->setChecked(showMenu);  // workaround for bug #171080
 171     if (!showMenu) {
 172         createControlButton();
 173     }
 174
 175     // enable middle-click on back/forward/up to open in a new tab
 176     auto *middleClickEventFilter = new MiddleClickActionEventFilter(this);
 177     connect(middleClickEventFilter, &MiddleClickActionEventFilter::actionMiddleClicked, this, &DolphinMainWindow::slotToolBarActionMiddleClicked);
 178     toolBar()->installEventFilter(middleClickEventFilter);
 179 }
 180
 181 DolphinMainWindow::~DolphinMainWindow()
 182 {
 183 }
 184
 185 void DolphinMainWindow::openDirectories(const QList<QUrl>& dirs, bool splitView)
 186 {
 187     m_tabWidget->openDirectories(dirs, splitView);
 188 }
 189
 190 void DolphinMainWindow::openFiles(const QList<QUrl>& files, bool splitView)
 191 {
 192     m_tabWidget->openFiles(files, splitView);
 193 }
 194
 195 void DolphinMainWindow::showCommand(CommandType command)
 196 {
 197     DolphinStatusBar* statusBar = m_activeViewContainer->statusBar();
 198     switch (command) {
 199     case KIO::FileUndoManager::Copy:
 200         statusBar->setText(i18nc("@info:status", "Successfully copied."));
 201         break;
 202     case KIO::FileUndoManager::Move:
 203         statusBar->setText(i18nc("@info:status", "Successfully moved."));
 204         break;
 205     case KIO::FileUndoManager::Link:
 206         statusBar->setText(i18nc("@info:status", "Successfully linked."));
 207         break;
 208     case KIO::FileUndoManager::Trash:
 209         statusBar->setText(i18nc("@info:status", "Successfully moved to trash."));
 210         break;
 211     case KIO::FileUndoManager::Rename:
 212         statusBar->setText(i18nc("@info:status", "Successfully renamed."));
 213         break;
 214
 215     case KIO::FileUndoManager::Mkdir:
 216         statusBar->setText(i18nc("@info:status", "Created folder."));
 217         break;
 218
 219     default:
 220         break;
 221     }
 222 }
 223
 224 void DolphinMainWindow::pasteIntoFolder()
 225 {
 226     m_activeViewContainer->view()->pasteIntoFolder();
 227 }
 228
 229 void DolphinMainWindow::changeUrl(const QUrl &url)
 230 {
 231     if (!KProtocolManager::supportsListing(url)) {
 232         // The URL navigator only checks for validity, not
 233         // if the URL can be listed. An error message is
 234         // shown due to DolphinViewContainer::restoreView().
 235         return;
 236     }
 237
 238     m_activeViewContainer->setUrl(url);
 239     updateEditActions();
 240     updatePasteAction();
 241     updateViewActions();
 242     updateGoActions();
 243
 244     emit urlChanged(url);
 245 }
 246
 247 void DolphinMainWindow::slotTerminalDirectoryChanged(const QUrl& url)
 248 {
 249     if (m_tearDownFromPlacesRequested && url == QUrl::fromLocalFile(QDir::homePath())) {
 250         m_placesPanel->proceedWithTearDown();
 251         m_tearDownFromPlacesRequested = false;
 252     }
 253
 254     m_activeViewContainer->setAutoGrabFocus(false);
 255     changeUrl(url);
 256     m_activeViewContainer->setAutoGrabFocus(true);
 257 }
 258
 259 void DolphinMainWindow::slotEditableStateChanged(bool editable)
 260 {
 261     KToggleAction* editableLocationAction =
 262         static_cast<KToggleAction*>(actionCollection()->action(QStringLiteral("editable_location")));
 263     editableLocationAction->setChecked(editable);
 264 }
 265
 266 void DolphinMainWindow::slotSelectionChanged(const KFileItemList& selection)
 267 {
 268     updateEditActions();
 269
 270     const int selectedUrlsCount = m_tabWidget->currentTabPage()->selectedItemsCount();
 271
 272     QAction* compareFilesAction = actionCollection()->action(QStringLiteral("compare_files"));
 273     if (selectedUrlsCount == 2) {
 274         compareFilesAction->setEnabled(isKompareInstalled());
 275     } else {
 276         compareFilesAction->setEnabled(false);
 277     }
 278
 279     emit selectionChanged(selection);
 280 }
 281
 282 void DolphinMainWindow::updateHistory()
 283 {
 284     const KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
 285     const int index = urlNavigator->historyIndex();
 286
 287     QAction* backAction = actionCollection()->action(QStringLiteral("go_back"));
 288     if (backAction) {
 289         backAction->setToolTip(i18nc("@info", "Go back"));
 290         backAction->setEnabled(index < urlNavigator->historySize() - 1);
 291     }
 292
 293     QAction* forwardAction = actionCollection()->action(QStringLiteral("go_forward"));
 294     if (forwardAction) {
 295         forwardAction->setToolTip(i18nc("@info", "Go forward"));
 296         forwardAction->setEnabled(index > 0);
 297     }
 298 }
 299
 300 void DolphinMainWindow::updateFilterBarAction(bool show)
 301 {
 302     QAction* showFilterBarAction = actionCollection()->action(QStringLiteral("show_filter_bar"));
 303     showFilterBarAction->setChecked(show);
 304 }
 305
 306 void DolphinMainWindow::openNewMainWindow()
 307 {
 308     Dolphin::openNewWindow({m_activeViewContainer->url()}, this);
 309 }
 310
 311 void DolphinMainWindow::openNewActivatedTab()
 312 {
 313     m_tabWidget->openNewActivatedTab();
 314 }
 315
 316 void DolphinMainWindow::openNewTab(const QUrl& url)
 317 {
 318     m_tabWidget->openNewTab(url);
 319 }
 320
 321 void DolphinMainWindow::openInNewTab()
 322 {
 323     const KFileItemList& list = m_activeViewContainer->view()->selectedItems();
 324     bool tabCreated = false;
 325
 326     foreach (const KFileItem& item, list) {
 327         const QUrl& url = DolphinView::openItemAsFolderUrl(item);
 328         if (!url.isEmpty()) {
 329             openNewTab(url);
 330             tabCreated = true;
 331         }
 332     }
 333
 334     // if no new tab has been created from the selection
 335     // open the current directory in a new tab
 336     if (!tabCreated) {
 337         openNewTab(m_activeViewContainer->url());
 338     }
 339 }
 340
 341 void DolphinMainWindow::openInNewWindow()
 342 {
 343     QUrl newWindowUrl;
 344
 345     const KFileItemList list = m_activeViewContainer->view()->selectedItems();
 346     if (list.isEmpty()) {
 347         newWindowUrl = m_activeViewContainer->url();
 348     } else if (list.count() == 1) {
 349         const KFileItem& item = list.first();
 350         newWindowUrl = DolphinView::openItemAsFolderUrl(item);
 351     }
 352
 353     if (!newWindowUrl.isEmpty()) {
 354         Dolphin::openNewWindow({newWindowUrl}, this);
 355     }
 356 }
 357
 358 void DolphinMainWindow::showEvent(QShowEvent* event)
 359 {
 360     KXmlGuiWindow::showEvent(event);
 361
 362     if (!event->spontaneous()) {
 363         m_activeViewContainer->view()->setFocus();
 364     }
 365 }
 366
 367 void DolphinMainWindow::closeEvent(QCloseEvent* event)
 368 {
 369     // Find out if Dolphin is closed directly by the user or
 370     // by the session manager because the session is closed
 371     bool closedByUser = true;
 372     if (qApp->isSavingSession()) {
 373         closedByUser = false;
 374     }
 375
 376     if (m_tabWidget->count() > 1 && GeneralSettings::confirmClosingMultipleTabs() && closedByUser) {
 377         // Ask the user if he really wants to quit and close all tabs.
 378         // Open a confirmation dialog with 3 buttons:
 379         // QDialogButtonBox::Yes    -> Quit
 380         // QDialogButtonBox::No     -> Close only the current tab
 381         // QDialogButtonBox::Cancel -> do nothing
 382         QDialog *dialog = new QDialog(this, Qt::Dialog);
 383         dialog->setWindowTitle(i18nc("@title:window", "Confirmation"));
 384         dialog->setModal(true);
 385         QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Yes | QDialogButtonBox::No | QDialogButtonBox::Cancel);
 386         KGuiItem::assign(buttons->button(QDialogButtonBox::Yes), KStandardGuiItem::quit());
 387         KGuiItem::assign(buttons->button(QDialogButtonBox::No), KGuiItem(i18n("C&lose Current Tab"), QIcon::fromTheme(QStringLiteral("tab-close"))));
 388         KGuiItem::assign(buttons->button(QDialogButtonBox::Cancel), KStandardGuiItem::cancel());
 389         buttons->button(QDialogButtonBox::Yes)->setDefault(true);
 390
 391         bool doNotAskAgainCheckboxResult = false;
 392
 393         const int result = KMessageBox::createKMessageBox(dialog,
 394             buttons,
 395             QMessageBox::Warning,
 396             i18n("You have multiple tabs open in this window, are you sure you want to quit?"),
 397             QStringList(),
 398             i18n("Do not ask again"),
 399             &doNotAskAgainCheckboxResult,
 400             KMessageBox::Notify);
 401
 402         if (doNotAskAgainCheckboxResult) {
 403             GeneralSettings::setConfirmClosingMultipleTabs(false);
 404         }
 405
 406         switch (result) {
 407             case QDialogButtonBox::Yes:
 408                 // Quit
 409                 break;
 410             case QDialogButtonBox::No:
 411                 // Close only the current tab
 412                 m_tabWidget->closeTab();
 413                 // Do not quit, ignore quit event
 414                 // fall through
 415             default:
 416                 event->ignore();
 417                 return;
 418         }
 419     }
 420
 421     GeneralSettings::setVersion(CurrentDolphinVersion);
 422     GeneralSettings::self()->save();
 423
 424     KXmlGuiWindow::closeEvent(event);
 425 }
 426
 427 void DolphinMainWindow::saveProperties(KConfigGroup& group)
 428 {
 429     m_tabWidget->saveProperties(group);
 430 }
 431
 432 void DolphinMainWindow::readProperties(const KConfigGroup& group)
 433 {
 434     m_tabWidget->readProperties(group);
 435 }
 436
 437 void DolphinMainWindow::updateNewMenu()
 438 {
 439     m_newFileMenu->setViewShowsHiddenFiles(activeViewContainer()->view()->hiddenFilesShown());
 440     m_newFileMenu->checkUpToDate();
 441     m_newFileMenu->setPopupFiles(activeViewContainer()->url());
 442 }
 443
 444 void DolphinMainWindow::createDirectory()
 445 {
 446     m_newFileMenu->setViewShowsHiddenFiles(activeViewContainer()->view()->hiddenFilesShown());
 447     m_newFileMenu->setPopupFiles(activeViewContainer()->url());
 448     m_newFileMenu->createDirectory();
 449 }
 450
 451 void DolphinMainWindow::quit()
 452 {
 453     close();
 454 }
 455
 456 void DolphinMainWindow::showErrorMessage(const QString& message)
 457 {
 458     m_activeViewContainer->showMessage(message, DolphinViewContainer::Error);
 459 }
 460
 461 void DolphinMainWindow::slotUndoAvailable(bool available)
 462 {
 463     QAction* undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
 464     if (undoAction) {
 465         undoAction->setEnabled(available);
 466     }
 467 }
 468
 469 void DolphinMainWindow::slotUndoTextChanged(const QString& text)
 470 {
 471     QAction* undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
 472     if (undoAction) {
 473         undoAction->setText(text);
 474     }
 475 }
 476
 477 void DolphinMainWindow::undo()
 478 {
 479     clearStatusBar();
 480     KIO::FileUndoManager::self()->uiInterface()->setParentWidget(this);
 481     KIO::FileUndoManager::self()->undo();
 482 }
 483
 484 void DolphinMainWindow::cut()
 485 {
 486     m_activeViewContainer->view()->cutSelectedItems();
 487 }
 488
 489 void DolphinMainWindow::copy()
 490 {
 491     m_activeViewContainer->view()->copySelectedItems();
 492 }
 493
 494 void DolphinMainWindow::paste()
 495 {
 496     m_activeViewContainer->view()->paste();
 497 }
 498
 499 void DolphinMainWindow::find()
 500 {
 501     m_activeViewContainer->setSearchModeEnabled(true);
 502 }
 503
 504 void DolphinMainWindow::updatePasteAction()
 505 {
 506     QAction* pasteAction = actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 507     QPair<bool, QString> pasteInfo = m_activeViewContainer->view()->pasteInfo();
 508     pasteAction->setEnabled(pasteInfo.first);
 509     pasteAction->setText(pasteInfo.second);
 510 }
 511
 512 void DolphinMainWindow::slotDirectoryLoadingCompleted()
 513 {
 514     updatePasteAction();
 515 }
 516
 517 void DolphinMainWindow::slotToolBarActionMiddleClicked(QAction *action)
 518 {
 519     if (action == actionCollection()->action(QStringLiteral("go_back"))) {
 520         goBackInNewTab();
 521     } else if (action == actionCollection()->action(QStringLiteral("go_forward"))) {
 522         goForwardInNewTab();
 523     } else if (action == actionCollection()->action(QStringLiteral("go_up"))) {
 524         goUpInNewTab();
 525     } else if (action == actionCollection()->action(QStringLiteral("go_home"))) {
 526         goHomeInNewTab();
 527     }
 528 }
 529
 530 void DolphinMainWindow::selectAll()
 531 {
 532     clearStatusBar();
 533
 534     // if the URL navigator is editable and focused, select the whole
 535     // URL instead of all items of the view
 536
 537     KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
 538     QLineEdit* lineEdit = urlNavigator->editor()->lineEdit(); // krazy:exclude=qclasses
 539     const bool selectUrl = urlNavigator->isUrlEditable() &&
 540                            lineEdit->hasFocus();
 541     if (selectUrl) {
 542         lineEdit->selectAll();
 543     } else {
 544         m_activeViewContainer->view()->selectAll();
 545     }
 546 }
 547
 548 void DolphinMainWindow::invertSelection()
 549 {
 550     clearStatusBar();
 551     m_activeViewContainer->view()->invertSelection();
 552 }
 553
 554 void DolphinMainWindow::toggleSplitView()
 555 {
 556     DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
 557     tabPage->setSplitViewEnabled(!tabPage->splitViewEnabled());
 558
 559     updateViewActions();
 560 }
 561
 562 void DolphinMainWindow::toggleSplitStash()
 563 {
 564     DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
 565     tabPage->setSplitViewEnabled(false);
 566     tabPage->setSplitViewEnabled(true, QUrl("stash:/"));
 567 }
 568
 569 void DolphinMainWindow::reloadView()
 570 {
 571     clearStatusBar();
 572     m_activeViewContainer->reload();
 573 }
 574
 575 void DolphinMainWindow::stopLoading()
 576 {
 577     m_activeViewContainer->view()->stopLoading();
 578 }
 579
 580 void DolphinMainWindow::enableStopAction()
 581 {
 582     actionCollection()->action(QStringLiteral("stop"))->setEnabled(true);
 583 }
 584
 585 void DolphinMainWindow::disableStopAction()
 586 {
 587     actionCollection()->action(QStringLiteral("stop"))->setEnabled(false);
 588 }
 589
 590 void DolphinMainWindow::showFilterBar()
 591 {
 592     m_activeViewContainer->setFilterBarVisible(true);
 593 }
 594
 595 void DolphinMainWindow::toggleEditLocation()
 596 {
 597     clearStatusBar();
 598
 599     QAction* action = actionCollection()->action(QStringLiteral("editable_location"));
 600     KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
 601     urlNavigator->setUrlEditable(action->isChecked());
 602 }
 603
 604 void DolphinMainWindow::replaceLocation()
 605 {
 606     KUrlNavigator* navigator = m_activeViewContainer->urlNavigator();
 607     navigator->setUrlEditable(true);
 608     navigator->setFocus();
 609
 610     // select the whole text of the combo box editor
 611     QLineEdit* lineEdit = navigator->editor()->lineEdit();  // krazy:exclude=qclasses
 612     lineEdit->selectAll();
 613 }
 614
 615 void DolphinMainWindow::togglePanelLockState()
 616 {
 617     const bool newLockState = !GeneralSettings::lockPanels();
 618     foreach (QObject* child, children()) {
 619         DolphinDockWidget* dock = qobject_cast<DolphinDockWidget*>(child);
 620         if (dock) {
 621             dock->setLocked(newLockState);
 622         }
 623     }
 624
 625     GeneralSettings::setLockPanels(newLockState);
 626 }
 627
 628 void DolphinMainWindow::slotTerminalPanelVisibilityChanged()
 629 {
 630     if (m_terminalPanel->isHiddenInVisibleWindow()) {
 631         m_activeViewContainer->view()->setFocus();
 632     }
 633 }
 634
 635 void DolphinMainWindow::goBack()
 636 {
 637     KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
 638     urlNavigator->goBack();
 639
 640     if (urlNavigator->locationState().isEmpty()) {
 641         // An empty location state indicates a redirection URL,
 642         // which must be skipped too
 643         urlNavigator->goBack();
 644     }
 645 }
 646
 647 void DolphinMainWindow::goForward()
 648 {
 649     m_activeViewContainer->urlNavigator()->goForward();
 650 }
 651
 652 void DolphinMainWindow::goUp()
 653 {
 654     m_activeViewContainer->urlNavigator()->goUp();
 655 }
 656
 657 void DolphinMainWindow::goHome()
 658 {
 659     m_activeViewContainer->urlNavigator()->goHome();
 660 }
 661
 662 void DolphinMainWindow::goBackInNewTab()
 663 {
 664     KUrlNavigator* urlNavigator = activeViewContainer()->urlNavigator();
 665     const int index = urlNavigator->historyIndex() + 1;
 666     openNewTab(urlNavigator->locationUrl(index));
 667 }
 668
 669 void DolphinMainWindow::goForwardInNewTab()
 670 {
 671     KUrlNavigator* urlNavigator = activeViewContainer()->urlNavigator();
 672     const int index = urlNavigator->historyIndex() - 1;
 673     openNewTab(urlNavigator->locationUrl(index));
 674 }
 675
 676 void DolphinMainWindow::goUpInNewTab()
 677 {
 678     const QUrl currentUrl = activeViewContainer()->urlNavigator()->locationUrl();
 679     openNewTab(KIO::upUrl(currentUrl));
 680 }
 681
 682 void DolphinMainWindow::goHomeInNewTab()
 683 {
 684     openNewTab(Dolphin::homeUrl());
 685 }
 686
 687 void DolphinMainWindow::compareFiles()
 688 {
 689     const KFileItemList items = m_tabWidget->currentTabPage()->selectedItems();
 690     if (items.count() != 2) {
 691         // The action is disabled in this case, but it could have been triggered
 692         // via D-Bus, see https://bugs.kde.org/show_bug.cgi?id=325517
 693         return;
 694     }
 695
 696     QUrl urlA = items.at(0).url();
 697     QUrl urlB = items.at(1).url();
 698
 699     QString command(QStringLiteral("kompare -c \""));
 700     command.append(urlA.toDisplayString(QUrl::PreferLocalFile));
 701     command.append("\" \"");
 702     command.append(urlB.toDisplayString(QUrl::PreferLocalFile));
 703     command.append('\"');
 704     KRun::runCommand(command, QStringLiteral("Kompare"), QStringLiteral("kompare"), this);
 705 }
 706
 707 void DolphinMainWindow::toggleShowMenuBar()
 708 {
 709     const bool visible = menuBar()->isVisible();
 710     menuBar()->setVisible(!visible);
 711     if (visible) {
 712         createControlButton();
 713     } else {
 714         deleteControlButton();
 715     }
 716 }
 717
 718 void DolphinMainWindow::openTerminal()
 719 {
 720     QString dir(QDir::homePath());
 721
 722     // If the given directory is not local, it can still be the URL of an
 723     // ioslave using UDS_LOCAL_PATH which to be converted first.
 724     KIO::StatJob* statJob = KIO::mostLocalUrl(m_activeViewContainer->url());
 725     KJobWidgets::setWindow(statJob, this);
 726     statJob->exec();
 727     QUrl url = statJob->mostLocalUrl();
 728
 729     //If the URL is local after the above conversion, set the directory.
 730     if (url.isLocalFile()) {
 731         dir = url.toLocalFile();
 732     }
 733
 734     KToolInvocation::invokeTerminal(QString(), dir);
 735 }
 736
 737 void DolphinMainWindow::editSettings()
 738 {
 739     if (!m_settingsDialog) {
 740         DolphinViewContainer* container = activeViewContainer();
 741         container->view()->writeSettings();
 742
 743         const QUrl url = container->url();
 744         DolphinSettingsDialog* settingsDialog = new DolphinSettingsDialog(url, this);
 745         connect(settingsDialog, &DolphinSettingsDialog::settingsChanged, this, &DolphinMainWindow::refreshViews);
 746         settingsDialog->setAttribute(Qt::WA_DeleteOnClose);
 747         settingsDialog->show();
 748         m_settingsDialog = settingsDialog;
 749     } else {
 750         m_settingsDialog.data()->raise();
 751     }
 752 }
 753
 754 void DolphinMainWindow::handleUrl(const QUrl& url)
 755 {
 756     delete m_lastHandleUrlStatJob;
 757     m_lastHandleUrlStatJob = nullptr;
 758
 759     if (url.isLocalFile() && QFileInfo(url.toLocalFile()).isDir()) {
 760         activeViewContainer()->setUrl(url);
 761     } else if (KProtocolManager::supportsListing(url)) {
 762         // stat the URL to see if it is a dir or not
 763         m_lastHandleUrlStatJob = KIO::stat(url, KIO::HideProgressInfo);
 764         if (m_lastHandleUrlStatJob->uiDelegate()) {
 765             KJobWidgets::setWindow(m_lastHandleUrlStatJob, this);
 766         }
 767         connect(m_lastHandleUrlStatJob, &KIO::Job::result,
 768                 this, &DolphinMainWindow::slotHandleUrlStatFinished);
 769
 770     } else {
 771         new KRun(url, this); // Automatically deletes itself after being finished
 772     }
 773 }
 774
 775 void DolphinMainWindow::slotHandleUrlStatFinished(KJob* job)
 776 {
 777     m_lastHandleUrlStatJob = nullptr;
 778     const KIO::UDSEntry entry = static_cast<KIO::StatJob*>(job)->statResult();
 779     const QUrl url = static_cast<KIO::StatJob*>(job)->url();
 780     if (entry.isDir()) {
 781         activeViewContainer()->setUrl(url);
 782     } else {
 783         new KRun(url, this);  // Automatically deletes itself after being finished
 784     }
 785 }
 786
 787 void DolphinMainWindow::slotWriteStateChanged(bool isFolderWritable)
 788 {
 789     newFileMenu()->setEnabled(isFolderWritable);
 790 }
 791
 792 void DolphinMainWindow::openContextMenu(const QPoint& pos,
 793                                         const KFileItem& item,
 794                                         const QUrl& url,
 795                                         const QList<QAction*>& customActions)
 796 {
 797     QPointer<DolphinContextMenu> contextMenu = new DolphinContextMenu(this, pos, item, url);
 798     contextMenu.data()->setCustomActions(customActions);
 799     const DolphinContextMenu::Command command = contextMenu.data()->open();
 800
 801     switch (command) {
 802     case DolphinContextMenu::OpenParentFolder:
 803         changeUrl(KIO::upUrl(item.url()));
 804         break;
 805
 806     case DolphinContextMenu::OpenParentFolderInNewWindow:
 807         Dolphin::openNewWindow({KIO::upUrl(item.url())}, this);
 808         break;
 809
 810     case DolphinContextMenu::OpenParentFolderInNewTab:
 811         openNewTab(KIO::upUrl(item.url()));
 812         break;
 813
 814     case DolphinContextMenu::None:
 815     default:
 816         break;
 817     }
 818
 819     // Delete the menu, unless it has been deleted in its own nested event loop already.
 820     if (contextMenu) {
 821         contextMenu->deleteLater();
 822     }
 823 }
 824
 825 void DolphinMainWindow::updateControlMenu()
 826 {
 827     QMenu* menu = qobject_cast<QMenu*>(sender());
 828     Q_ASSERT(menu);
 829
 830     // All actions get cleared by QMenu::clear(). This includes the sub-menus
 831     // because 'menu' is their parent.
 832     menu->clear();
 833
 834     KActionCollection* ac = actionCollection();
 835
 836     // Add "Edit" actions
 837     bool added = addActionToMenu(ac->action(KStandardAction::name(KStandardAction::Undo)), menu) |
 838                  addActionToMenu(ac->action(KStandardAction::name(KStandardAction::Find)), menu) |
 839                  addActionToMenu(ac->action(QStringLiteral("select_all")), menu) |
 840                  addActionToMenu(ac->action(QStringLiteral("invert_selection")), menu);
 841
 842     if (added) {
 843         menu->addSeparator();
 844     }
 845
 846     // Add "View" actions
 847     if (!GeneralSettings::showZoomSlider()) {
 848         addActionToMenu(ac->action(KStandardAction::name(KStandardAction::ZoomIn)), menu);
 849         addActionToMenu(ac->action(KStandardAction::name(KStandardAction::ZoomOut)), menu);
 850         menu->addSeparator();
 851     }
 852
 853     added = addActionToMenu(ac->action(QStringLiteral("view_mode")), menu) |
 854             addActionToMenu(ac->action(QStringLiteral("sort")), menu) |
 855             addActionToMenu(ac->action(QStringLiteral("additional_info")), menu) |
 856             addActionToMenu(ac->action(QStringLiteral("show_preview")), menu) |
 857             addActionToMenu(ac->action(QStringLiteral("show_in_groups")), menu) |
 858             addActionToMenu(ac->action(QStringLiteral("show_hidden_files")), menu);
 859
 860     if (added) {
 861         menu->addSeparator();
 862     }
 863
 864     added = addActionToMenu(ac->action(QStringLiteral("split_view")), menu) |
 865             addActionToMenu(ac->action(QStringLiteral("reload")), menu) |
 866             addActionToMenu(ac->action(QStringLiteral("view_properties")), menu);
 867     if (added) {
 868         menu->addSeparator();
 869     }
 870
 871     addActionToMenu(ac->action(QStringLiteral("panels")), menu);
 872     QMenu* locationBarMenu = new QMenu(i18nc("@action:inmenu", "Location Bar"), menu);
 873     locationBarMenu->addAction(ac->action(QStringLiteral("editable_location")));
 874     locationBarMenu->addAction(ac->action(QStringLiteral("replace_location")));
 875     menu->addMenu(locationBarMenu);
 876
 877     menu->addSeparator();
 878
 879     // Add "Go" menu
 880     QMenu* goMenu = new QMenu(i18nc("@action:inmenu", "Go"), menu);
 881     goMenu->addAction(ac->action(KStandardAction::name(KStandardAction::Back)));
 882     goMenu->addAction(ac->action(KStandardAction::name(KStandardAction::Forward)));
 883     goMenu->addAction(ac->action(KStandardAction::name(KStandardAction::Up)));
 884     goMenu->addAction(ac->action(KStandardAction::name(KStandardAction::Home)));
 885     goMenu->addAction(ac->action(QStringLiteral("closed_tabs")));
 886     menu->addMenu(goMenu);
 887
 888     // Add "Tool" menu
 889     QMenu* toolsMenu = new QMenu(i18nc("@action:inmenu", "Tools"), menu);
 890     toolsMenu->addAction(ac->action(QStringLiteral("show_filter_bar")));
 891     toolsMenu->addAction(ac->action(QStringLiteral("compare_files")));
 892     toolsMenu->addAction(ac->action(QStringLiteral("open_terminal")));
 893     toolsMenu->addAction(ac->action(QStringLiteral("change_remote_encoding")));
 894     menu->addMenu(toolsMenu);
 895
 896     // Add "Settings" menu entries
 897     addActionToMenu(ac->action(KStandardAction::name(KStandardAction::KeyBindings)), menu);
 898     addActionToMenu(ac->action(KStandardAction::name(KStandardAction::ConfigureToolbars)), menu);
 899     addActionToMenu(ac->action(KStandardAction::name(KStandardAction::Preferences)), menu);
 900
 901     // Add "Help" menu
 902     auto helpMenu = new KHelpMenu(menu);
 903     menu->addMenu(helpMenu->menu());
 904
 905     menu->addSeparator();
 906     addActionToMenu(ac->action(KStandardAction::name(KStandardAction::ShowMenubar)), menu);
 907 }
 908
 909 void DolphinMainWindow::updateToolBar()
 910 {
 911     if (!menuBar()->isVisible()) {
 912         createControlButton();
 913     }
 914 }
 915
 916 void DolphinMainWindow::slotControlButtonDeleted()
 917 {
 918     m_controlButton = nullptr;
 919     m_updateToolBarTimer->start();
 920 }
 921
 922 void DolphinMainWindow::slotPlaceActivated(const QUrl& url)
 923 {
 924     DolphinViewContainer* view = activeViewContainer();
 925
 926     if (view->url() == url) {
 927         // We can end up here if the user clicked a device in the Places Panel
 928         // which had been unmounted earlier, see https://bugs.kde.org/show_bug.cgi?id=161385.
 929         reloadView();
 930     } else {
 931         changeUrl(url);
 932     }
 933 }
 934
 935 void DolphinMainWindow::closedTabsCountChanged(unsigned int count)
 936 {
 937     actionCollection()->action(QStringLiteral("undo_close_tab"))->setEnabled(count > 0);
 938 }
 939
 940 void DolphinMainWindow::activeViewChanged(DolphinViewContainer* viewContainer)
 941 {
 942     DolphinViewContainer* oldViewContainer = m_activeViewContainer;
 943     Q_ASSERT(viewContainer);
 944
 945     m_activeViewContainer = viewContainer;
 946
 947     if (oldViewContainer) {
 948         // Disconnect all signals between the old view container (container,
 949         // view and url navigator) and main window.
 950         oldViewContainer->disconnect(this);
 951         oldViewContainer->view()->disconnect(this);
 952         oldViewContainer->urlNavigator()->disconnect(this);
 953     }
 954
 955     connectViewSignals(viewContainer);
 956
 957     m_actionHandler->setCurrentView(viewContainer->view());
 958
 959     updateHistory();
 960     updateEditActions();
 961     updatePasteAction();
 962     updateViewActions();
 963     updateGoActions();
 964
 965     const QUrl url = viewContainer->url();
 966     emit urlChanged(url);
 967 }
 968
 969 void DolphinMainWindow::tabCountChanged(int count)
 970 {
 971     const bool enableTabActions = (count > 1);
 972     actionCollection()->action(QStringLiteral("close_tab"))->setEnabled(enableTabActions);
 973     actionCollection()->action(QStringLiteral("activate_next_tab"))->setEnabled(enableTabActions);
 974     actionCollection()->action(QStringLiteral("activate_prev_tab"))->setEnabled(enableTabActions);
 975 }
 976
 977 void DolphinMainWindow::setUrlAsCaption(const QUrl& url)
 978 {
 979     static KFilePlacesModel s_placesModel;
 980
 981     QString schemePrefix;
 982     if (!url.isLocalFile()) {
 983         schemePrefix.append(url.scheme() + " - ");
 984         if (!url.host().isEmpty()) {
 985             schemePrefix.append(url.host() + " - ");
 986         }
 987     }
 988
 989     if (GeneralSettings::showFullPathInTitlebar()) {
 990         const QString path = url.adjusted(QUrl::StripTrailingSlash).path();
 991         setWindowTitle(schemePrefix + path);
 992         return;
 993     }
 994
 995     const auto& matchedPlaces = s_placesModel.match(s_placesModel.index(0,0), KFilePlacesModel::UrlRole, url, 1, Qt::MatchExactly);
 996
 997     if (!matchedPlaces.isEmpty()) {
 998         setWindowTitle(s_placesModel.text(matchedPlaces.first()));
 999         return;
1000     }
1001
1002     QString fileName = url.adjusted(QUrl::StripTrailingSlash).fileName();
1003     if (fileName.isEmpty()) {
1004         fileName = '/';
1005     }
1006
1007     if (m_activeViewContainer->isSearchModeEnabled()) {
1008         if(m_activeViewContainer->currentSearchText().isEmpty()){
1009             setWindowTitle(i18n("Search"));
1010         } else {
1011             const auto searchText = i18n("Search for %1", m_activeViewContainer->currentSearchText());
1012             setWindowTitle(searchText);
1013         }
1014         return;
1015     }
1016
1017     setWindowTitle(schemePrefix + fileName);
1018 }
1019
1020 void DolphinMainWindow::slotStorageTearDownFromPlacesRequested(const QString& mountPath)
1021 {
1022     if (m_terminalPanel->currentWorkingDirectory().startsWith(mountPath)) {
1023         m_tearDownFromPlacesRequested = true;
1024         m_terminalPanel->goHome();
1025         // m_placesPanel->proceedWithTearDown() will be called in slotTerminalDirectoryChanged
1026     } else {
1027         m_placesPanel->proceedWithTearDown();
1028     }
1029 }
1030
1031 void DolphinMainWindow::slotStorageTearDownExternallyRequested(const QString& mountPath)
1032 {
1033     if (m_terminalPanel->currentWorkingDirectory().startsWith(mountPath)) {
1034         m_tearDownFromPlacesRequested = false;
1035         m_terminalPanel->goHome();
1036     }
1037 }
1038
1039 void DolphinMainWindow::setupActions()
1040 {
1041     // setup 'File' menu
1042     m_newFileMenu = new DolphinNewFileMenu(actionCollection(), this);
1043     QMenu* menu = m_newFileMenu->menu();
1044     menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
1045     menu->setIcon(QIcon::fromTheme(QStringLiteral("document-new")));
1046     m_newFileMenu->setDelayed(false);
1047     connect(menu, &QMenu::aboutToShow,
1048             this, &DolphinMainWindow::updateNewMenu);
1049
1050     QAction* newWindow = actionCollection()->addAction(QStringLiteral("new_window"));
1051     newWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
1052     newWindow->setText(i18nc("@action:inmenu File", "New &Window"));
1053     actionCollection()->setDefaultShortcut(newWindow, Qt::CTRL + Qt::Key_N);
1054     connect(newWindow, &QAction::triggered, this, &DolphinMainWindow::openNewMainWindow);
1055
1056     QAction* newTab = actionCollection()->addAction(QStringLiteral("new_tab"));
1057     newTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
1058     newTab->setText(i18nc("@action:inmenu File", "New Tab"));
1059     actionCollection()->setDefaultShortcuts(newTab, {Qt::CTRL + Qt::Key_T, Qt::CTRL + Qt::SHIFT + Qt::Key_N});
1060     connect(newTab, &QAction::triggered, this, static_cast<void(DolphinMainWindow::*)()>(&DolphinMainWindow::openNewActivatedTab));
1061
1062     QAction* closeTab = actionCollection()->addAction(QStringLiteral("close_tab"));
1063     closeTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-close")));
1064     closeTab->setText(i18nc("@action:inmenu File", "Close Tab"));
1065     actionCollection()->setDefaultShortcut(closeTab, Qt::CTRL + Qt::Key_W);
1066     closeTab->setEnabled(false);
1067     connect(closeTab, &QAction::triggered, m_tabWidget, static_cast<void(DolphinTabWidget::*)()>(&DolphinTabWidget::closeTab));
1068
1069     KStandardAction::quit(this, &DolphinMainWindow::quit, actionCollection());
1070
1071     // setup 'Edit' menu
1072     KStandardAction::undo(this,
1073                           &DolphinMainWindow::undo,
1074                           actionCollection());
1075
1076
1077     KStandardAction::cut(this, &DolphinMainWindow::cut, actionCollection());
1078     KStandardAction::copy(this, &DolphinMainWindow::copy, actionCollection());
1079     QAction* paste = KStandardAction::paste(this, &DolphinMainWindow::paste, actionCollection());
1080     // The text of the paste-action is modified dynamically by Dolphin
1081     // (e. g. to "Paste One Folder"). To prevent that the size of the toolbar changes
1082     // due to the long text, the text "Paste" is used:
1083     paste->setIconText(i18nc("@action:inmenu Edit", "Paste"));
1084
1085     KStandardAction::find(this, &DolphinMainWindow::find, actionCollection());
1086
1087     QAction* selectAll = actionCollection()->addAction(QStringLiteral("select_all"));
1088     selectAll->setText(i18nc("@action:inmenu Edit", "Select All"));
1089     selectAll->setIcon(QIcon::fromTheme(QStringLiteral("edit-select-all")));
1090     actionCollection()->setDefaultShortcut(selectAll, Qt::CTRL + Qt::Key_A);
1091     connect(selectAll, &QAction::triggered, this, &DolphinMainWindow::selectAll);
1092
1093     QAction* invertSelection = actionCollection()->addAction(QStringLiteral("invert_selection"));
1094     invertSelection->setText(i18nc("@action:inmenu Edit", "Invert Selection"));
1095     invertSelection->setIcon(QIcon::fromTheme(QStringLiteral("edit-select-invert")));
1096     actionCollection()->setDefaultShortcut(invertSelection, Qt::CTRL + Qt::SHIFT + Qt::Key_A);
1097     connect(invertSelection, &QAction::triggered, this, &DolphinMainWindow::invertSelection);
1098
1099     // setup 'View' menu
1100     // (note that most of it is set up in DolphinViewActionHandler)
1101
1102     QAction* split = actionCollection()->addAction(QStringLiteral("split_view"));
1103     actionCollection()->setDefaultShortcut(split, Qt::Key_F3);
1104     connect(split, &QAction::triggered, this, &DolphinMainWindow::toggleSplitView);
1105
1106     QAction* stashSplit = actionCollection()->addAction(QStringLiteral("split_stash"));
1107     actionCollection()->setDefaultShortcut(stashSplit, Qt::CTRL + Qt::Key_S);
1108     stashSplit->setText(i18nc("@action:intoolbar Stash", "Stash"));
1109     stashSplit->setToolTip(i18nc("@info", "Opens the stash virtual directory in a split window"));
1110     stashSplit->setIcon(QIcon::fromTheme(QStringLiteral("folder-stash")));
1111     stashSplit->setCheckable(false);
1112     stashSplit->setVisible(KProtocolInfo::isKnownProtocol("stash"));
1113     connect(stashSplit, &QAction::triggered, this, &DolphinMainWindow::toggleSplitStash);
1114
1115     QAction* reload = actionCollection()->addAction(QStringLiteral("reload"));
1116     reload->setText(i18nc("@action:inmenu View", "Reload"));
1117     actionCollection()->setDefaultShortcut(reload, Qt::Key_F5);
1118     reload->setIcon(QIcon::fromTheme(QStringLiteral("view-refresh")));
1119     connect(reload, &QAction::triggered, this, &DolphinMainWindow::reloadView);
1120
1121     QAction* stop = actionCollection()->addAction(QStringLiteral("stop"));
1122     stop->setText(i18nc("@action:inmenu View", "Stop"));
1123     stop->setToolTip(i18nc("@info", "Stop loading"));
1124     stop->setIcon(QIcon::fromTheme(QStringLiteral("process-stop")));
1125     connect(stop, &QAction::triggered, this, &DolphinMainWindow::stopLoading);
1126
1127     KToggleAction* editableLocation = actionCollection()->add<KToggleAction>(QStringLiteral("editable_location"));
1128     editableLocation->setText(i18nc("@action:inmenu Navigation Bar", "Editable Location"));
1129     actionCollection()->setDefaultShortcut(editableLocation, Qt::Key_F6);
1130     connect(editableLocation, &KToggleAction::triggered, this, &DolphinMainWindow::toggleEditLocation);
1131
1132     QAction* replaceLocation = actionCollection()->addAction(QStringLiteral("replace_location"));
1133     replaceLocation->setText(i18nc("@action:inmenu Navigation Bar", "Replace Location"));
1134     actionCollection()->setDefaultShortcut(replaceLocation, Qt::CTRL + Qt::Key_L);
1135     connect(replaceLocation, &QAction::triggered, this, &DolphinMainWindow::replaceLocation);
1136
1137     // setup 'Go' menu
1138     QAction* backAction = KStandardAction::back(this, &DolphinMainWindow::goBack, actionCollection());
1139     auto backShortcuts = backAction->shortcuts();
1140     backShortcuts.append(QKeySequence(Qt::Key_Backspace));
1141     actionCollection()->setDefaultShortcuts(backAction, backShortcuts);
1142
1143     DolphinRecentTabsMenu* recentTabsMenu = new DolphinRecentTabsMenu(this);
1144     actionCollection()->addAction(QStringLiteral("closed_tabs"), recentTabsMenu);
1145     connect(m_tabWidget, &DolphinTabWidget::rememberClosedTab,
1146             recentTabsMenu, &DolphinRecentTabsMenu::rememberClosedTab);
1147     connect(recentTabsMenu, &DolphinRecentTabsMenu::restoreClosedTab,
1148             m_tabWidget, &DolphinTabWidget::restoreClosedTab);
1149     connect(recentTabsMenu, &DolphinRecentTabsMenu::closedTabsCountChanged,
1150             this, &DolphinMainWindow::closedTabsCountChanged);
1151
1152     QAction* undoCloseTab = actionCollection()->addAction(QStringLiteral("undo_close_tab"));
1153     undoCloseTab->setText(i18nc("@action:inmenu File", "Undo close tab"));
1154     actionCollection()->setDefaultShortcut(undoCloseTab, Qt::CTRL + Qt::SHIFT + Qt::Key_T);
1155     undoCloseTab->setIcon(QIcon::fromTheme(QStringLiteral("edit-undo")));
1156     undoCloseTab->setEnabled(false);
1157     connect(undoCloseTab, &QAction::triggered, recentTabsMenu, &DolphinRecentTabsMenu::undoCloseTab);
1158
1159     auto undoAction = actionCollection()->action(KStandardAction::name(KStandardAction::Undo));
1160     undoAction->setEnabled(false); // undo should be disabled by default
1161
1162     KStandardAction::forward(this, &DolphinMainWindow::goForward, actionCollection());
1163     KStandardAction::up(this, &DolphinMainWindow::goUp, actionCollection());
1164     KStandardAction::home(this, &DolphinMainWindow::goHome, actionCollection());
1165
1166     // setup 'Tools' menu
1167     QAction* showFilterBar = actionCollection()->addAction(QStringLiteral("show_filter_bar"));
1168     showFilterBar->setText(i18nc("@action:inmenu Tools", "Show Filter Bar"));
1169     showFilterBar->setIcon(QIcon::fromTheme(QStringLiteral("view-filter")));
1170     actionCollection()->setDefaultShortcuts(showFilterBar, {Qt::CTRL + Qt::Key_I, Qt::Key_Slash});
1171     connect(showFilterBar, &QAction::triggered, this, &DolphinMainWindow::showFilterBar);
1172
1173     QAction* compareFiles = actionCollection()->addAction(QStringLiteral("compare_files"));
1174     compareFiles->setText(i18nc("@action:inmenu Tools", "Compare Files"));
1175     compareFiles->setIcon(QIcon::fromTheme(QStringLiteral("kompare")));
1176     compareFiles->setEnabled(false);
1177     connect(compareFiles, &QAction::triggered, this, &DolphinMainWindow::compareFiles);
1178
1179 #ifndef Q_OS_WIN
1180     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {
1181         QAction* openTerminal = actionCollection()->addAction(QStringLiteral("open_terminal"));
1182         openTerminal->setText(i18nc("@action:inmenu Tools", "Open Terminal"));
1183         openTerminal->setIcon(QIcon::fromTheme(QStringLiteral("utilities-terminal")));
1184         actionCollection()->setDefaultShortcut(openTerminal, Qt::SHIFT + Qt::Key_F4);
1185         connect(openTerminal, &QAction::triggered, this, &DolphinMainWindow::openTerminal);
1186     }
1187 #endif
1188
1189     // setup 'Settings' menu
1190     KToggleAction* showMenuBar = KStandardAction::showMenubar(nullptr, nullptr, actionCollection());
1191     connect(showMenuBar, &KToggleAction::triggered,                   // Fixes #286822
1192             this, &DolphinMainWindow::toggleShowMenuBar, Qt::QueuedConnection);
1193     KStandardAction::preferences(this, &DolphinMainWindow::editSettings, actionCollection());
1194
1195     // not in menu actions
1196     QList<QKeySequence> nextTabKeys = KStandardShortcut::tabNext();
1197     nextTabKeys.append(QKeySequence(Qt::CTRL + Qt::Key_Tab));
1198
1199     QList<QKeySequence> prevTabKeys = KStandardShortcut::tabPrev();
1200     prevTabKeys.append(QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_Tab));
1201
1202     QAction* activateNextTab = actionCollection()->addAction(QStringLiteral("activate_next_tab"));
1203     activateNextTab->setIconText(i18nc("@action:inmenu", "Next Tab"));
1204     activateNextTab->setText(i18nc("@action:inmenu", "Activate Next Tab"));
1205     activateNextTab->setEnabled(false);
1206     connect(activateNextTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activateNextTab);
1207     actionCollection()->setDefaultShortcuts(activateNextTab, nextTabKeys);
1208
1209     QAction* activatePrevTab = actionCollection()->addAction(QStringLiteral("activate_prev_tab"));
1210     activatePrevTab->setIconText(i18nc("@action:inmenu", "Previous Tab"));
1211     activatePrevTab->setText(i18nc("@action:inmenu", "Activate Previous Tab"));
1212     activatePrevTab->setEnabled(false);
1213     connect(activatePrevTab, &QAction::triggered, m_tabWidget, &DolphinTabWidget::activatePrevTab);
1214     actionCollection()->setDefaultShortcuts(activatePrevTab, prevTabKeys);
1215
1216     // for context menu
1217     QAction* openInNewTab = actionCollection()->addAction(QStringLiteral("open_in_new_tab"));
1218     openInNewTab->setText(i18nc("@action:inmenu", "Open in New Tab"));
1219     openInNewTab->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
1220     connect(openInNewTab, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
1221
1222     QAction* openInNewTabs = actionCollection()->addAction(QStringLiteral("open_in_new_tabs"));
1223     openInNewTabs->setText(i18nc("@action:inmenu", "Open in New Tabs"));
1224     openInNewTabs->setIcon(QIcon::fromTheme(QStringLiteral("tab-new")));
1225     connect(openInNewTabs, &QAction::triggered, this, &DolphinMainWindow::openInNewTab);
1226
1227     QAction* openInNewWindow = actionCollection()->addAction(QStringLiteral("open_in_new_window"));
1228     openInNewWindow->setText(i18nc("@action:inmenu", "Open in New Window"));
1229     openInNewWindow->setIcon(QIcon::fromTheme(QStringLiteral("window-new")));
1230     connect(openInNewWindow, &QAction::triggered, this, &DolphinMainWindow::openInNewWindow);
1231 }
1232
1233 void DolphinMainWindow::setupDockWidgets()
1234 {
1235     const bool lock = GeneralSettings::lockPanels();
1236
1237     KDualAction* lockLayoutAction = actionCollection()->add<KDualAction>(QStringLiteral("lock_panels"));
1238     lockLayoutAction->setActiveText(i18nc("@action:inmenu Panels", "Unlock Panels"));
1239     lockLayoutAction->setActiveIcon(QIcon::fromTheme(QStringLiteral("object-unlocked")));
1240     lockLayoutAction->setInactiveText(i18nc("@action:inmenu Panels", "Lock Panels"));
1241     lockLayoutAction->setInactiveIcon(QIcon::fromTheme(QStringLiteral("object-locked")));
1242     lockLayoutAction->setActive(lock);
1243     connect(lockLayoutAction, &KDualAction::triggered, this, &DolphinMainWindow::togglePanelLockState);
1244
1245     // Setup "Information"
1246     DolphinDockWidget* infoDock = new DolphinDockWidget(i18nc("@title:window", "Information"));
1247     infoDock->setLocked(lock);
1248     infoDock->setObjectName(QStringLiteral("infoDock"));
1249     infoDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1250     InformationPanel* infoPanel = new InformationPanel(infoDock);
1251     infoPanel->setCustomContextMenuActions({lockLayoutAction});
1252     connect(infoPanel, &InformationPanel::urlActivated, this, &DolphinMainWindow::handleUrl);
1253     infoDock->setWidget(infoPanel);
1254
1255     QAction* infoAction = infoDock->toggleViewAction();
1256     createPanelAction(QIcon::fromTheme(QStringLiteral("dialog-information")), Qt::Key_F11, infoAction, QStringLiteral("show_information_panel"));
1257
1258     addDockWidget(Qt::RightDockWidgetArea, infoDock);
1259     connect(this, &DolphinMainWindow::urlChanged,
1260             infoPanel, &InformationPanel::setUrl);
1261     connect(this, &DolphinMainWindow::selectionChanged,
1262             infoPanel, &InformationPanel::setSelection);
1263     connect(this, &DolphinMainWindow::requestItemInfo,
1264             infoPanel, &InformationPanel::requestDelayedItemInfo);
1265
1266     // Setup "Folders"
1267     DolphinDockWidget* foldersDock = new DolphinDockWidget(i18nc("@title:window", "Folders"));
1268     foldersDock->setLocked(lock);
1269     foldersDock->setObjectName(QStringLiteral("foldersDock"));
1270     foldersDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1271     FoldersPanel* foldersPanel = new FoldersPanel(foldersDock);
1272     foldersPanel->setCustomContextMenuActions({lockLayoutAction});
1273     foldersDock->setWidget(foldersPanel);
1274
1275     QAction* foldersAction = foldersDock->toggleViewAction();
1276     createPanelAction(QIcon::fromTheme(QStringLiteral("folder")), Qt::Key_F7, foldersAction, QStringLiteral("show_folders_panel"));
1277
1278     addDockWidget(Qt::LeftDockWidgetArea, foldersDock);
1279     connect(this, &DolphinMainWindow::urlChanged,
1280             foldersPanel, &FoldersPanel::setUrl);
1281     connect(foldersPanel, &FoldersPanel::folderActivated,
1282             this, &DolphinMainWindow::changeUrl);
1283     connect(foldersPanel, &FoldersPanel::folderMiddleClicked,
1284             this, &DolphinMainWindow::openNewTab);
1285     connect(foldersPanel, &FoldersPanel::errorMessage,
1286             this, &DolphinMainWindow::showErrorMessage);
1287
1288     // Setup "Terminal"
1289 #ifndef Q_OS_WIN
1290     if (KAuthorized::authorize(QStringLiteral("shell_access"))) {
1291         DolphinDockWidget* terminalDock = new DolphinDockWidget(i18nc("@title:window Shell terminal", "Terminal"));
1292         terminalDock->setLocked(lock);
1293         terminalDock->setObjectName(QStringLiteral("terminalDock"));
1294         m_terminalPanel = new TerminalPanel(terminalDock);
1295         m_terminalPanel->setCustomContextMenuActions({lockLayoutAction});
1296         terminalDock->setWidget(m_terminalPanel);
1297
1298         connect(m_terminalPanel, &TerminalPanel::hideTerminalPanel, terminalDock, &DolphinDockWidget::hide);
1299         connect(m_terminalPanel, &TerminalPanel::changeUrl, this, &DolphinMainWindow::slotTerminalDirectoryChanged);
1300         connect(terminalDock, &DolphinDockWidget::visibilityChanged,
1301                 m_terminalPanel, &TerminalPanel::dockVisibilityChanged);
1302         connect(terminalDock, &DolphinDockWidget::visibilityChanged,
1303                 this, &DolphinMainWindow::slotTerminalPanelVisibilityChanged);
1304
1305         QAction* terminalAction = terminalDock->toggleViewAction();
1306         createPanelAction(QIcon::fromTheme(QStringLiteral("utilities-terminal")), Qt::Key_F4, terminalAction, QStringLiteral("show_terminal_panel"));
1307
1308         addDockWidget(Qt::BottomDockWidgetArea, terminalDock);
1309         connect(this, &DolphinMainWindow::urlChanged,
1310                 m_terminalPanel, &TerminalPanel::setUrl);
1311
1312         if (GeneralSettings::version() < 200) {
1313             terminalDock->hide();
1314         }
1315     }
1316 #endif
1317
1318     if (GeneralSettings::version() < 200) {
1319         infoDock->hide();
1320         foldersDock->hide();
1321     }
1322
1323     // Setup "Places"
1324     DolphinDockWidget* placesDock = new DolphinDockWidget(i18nc("@title:window", "Places"));
1325     placesDock->setLocked(lock);
1326     placesDock->setObjectName(QStringLiteral("placesDock"));
1327     placesDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1328
1329     m_placesPanel = new PlacesPanel(placesDock);
1330     m_placesPanel->setCustomContextMenuActions({lockLayoutAction});
1331     placesDock->setWidget(m_placesPanel);
1332
1333     QAction *placesAction = placesDock->toggleViewAction();
1334     createPanelAction(QIcon::fromTheme(QStringLiteral("bookmarks")), Qt::Key_F9, placesAction, QStringLiteral("show_places_panel"));
1335
1336     addDockWidget(Qt::LeftDockWidgetArea, placesDock);
1337     connect(m_placesPanel, &PlacesPanel::placeActivated,
1338             this, &DolphinMainWindow::slotPlaceActivated);
1339     connect(m_placesPanel, &PlacesPanel::placeMiddleClicked,
1340             this, &DolphinMainWindow::openNewTab);
1341     connect(m_placesPanel, &PlacesPanel::errorMessage,
1342             this, &DolphinMainWindow::showErrorMessage);
1343     connect(this, &DolphinMainWindow::urlChanged,
1344             m_placesPanel, &PlacesPanel::setUrl);
1345     connect(placesDock, &DolphinDockWidget::visibilityChanged,
1346             m_tabWidget, &DolphinTabWidget::slotPlacesPanelVisibilityChanged);
1347     connect(this, &DolphinMainWindow::settingsChanged,
1348         m_placesPanel, &PlacesPanel::readSettings);
1349     connect(m_placesPanel, &PlacesPanel::storageTearDownRequested,
1350             this, &DolphinMainWindow::slotStorageTearDownFromPlacesRequested);
1351     connect(m_placesPanel, &PlacesPanel::storageTearDownExternallyRequested,
1352             this, &DolphinMainWindow::slotStorageTearDownExternallyRequested);
1353     m_tabWidget->slotPlacesPanelVisibilityChanged(m_placesPanel->isVisible());
1354
1355     // Add actions into the "Panels" menu
1356     KActionMenu* panelsMenu = new KActionMenu(i18nc("@action:inmenu View", "Panels"), this);
1357     actionCollection()->addAction(QStringLiteral("panels"), panelsMenu);
1358     panelsMenu->setDelayed(false);
1359     const KActionCollection* ac = actionCollection();
1360     panelsMenu->addAction(ac->action(QStringLiteral("show_places_panel")));
1361     panelsMenu->addAction(ac->action(QStringLiteral("show_information_panel")));
1362     panelsMenu->addAction(ac->action(QStringLiteral("show_folders_panel")));
1363     panelsMenu->addAction(ac->action(QStringLiteral("show_terminal_panel")));
1364     panelsMenu->addSeparator();
1365     panelsMenu->addAction(lockLayoutAction);
1366 }
1367
1368 void DolphinMainWindow::updateEditActions()
1369 {
1370     const KFileItemList list = m_activeViewContainer->view()->selectedItems();
1371     if (list.isEmpty()) {
1372         stateChanged(QStringLiteral("has_no_selection"));
1373     } else {
1374         stateChanged(QStringLiteral("has_selection"));
1375
1376         KActionCollection* col = actionCollection();
1377         QAction* renameAction      = col->action(KStandardAction::name(KStandardAction::RenameFile));
1378         QAction* moveToTrashAction = col->action(KStandardAction::name(KStandardAction::MoveToTrash));
1379         QAction* deleteAction      = col->action(KStandardAction::name(KStandardAction::DeleteFile));
1380         QAction* cutAction         = col->action(KStandardAction::name(KStandardAction::Cut));
1381         QAction* deleteWithTrashShortcut = col->action(QStringLiteral("delete_shortcut")); // see DolphinViewActionHandler
1382
1383         KFileItemListProperties capabilities(list);
1384         const bool enableMoveToTrash = capabilities.isLocal() && capabilities.supportsMoving();
1385
1386         renameAction->setEnabled(capabilities.supportsMoving());
1387         moveToTrashAction->setEnabled(enableMoveToTrash);
1388         deleteAction->setEnabled(capabilities.supportsDeleting());
1389         deleteWithTrashShortcut->setEnabled(capabilities.supportsDeleting() && !enableMoveToTrash);
1390         cutAction->setEnabled(capabilities.supportsMoving());
1391     }
1392 }
1393
1394 void DolphinMainWindow::updateViewActions()
1395 {
1396     m_actionHandler->updateViewActions();
1397
1398     QAction* showFilterBarAction = actionCollection()->action(QStringLiteral("show_filter_bar"));
1399     showFilterBarAction->setChecked(m_activeViewContainer->isFilterBarVisible());
1400
1401     updateSplitAction();
1402
1403     QAction* editableLocactionAction = actionCollection()->action(QStringLiteral("editable_location"));
1404     const KUrlNavigator* urlNavigator = m_activeViewContainer->urlNavigator();
1405     editableLocactionAction->setChecked(urlNavigator->isUrlEditable());
1406 }
1407
1408 void DolphinMainWindow::updateGoActions()
1409 {
1410     QAction* goUpAction = actionCollection()->action(KStandardAction::name(KStandardAction::Up));
1411     const QUrl currentUrl = m_activeViewContainer->url();
1412     goUpAction->setEnabled(KIO::upUrl(currentUrl) != currentUrl);
1413 }
1414
1415 void DolphinMainWindow::createControlButton()
1416 {
1417     if (m_controlButton) {
1418         return;
1419     }
1420     Q_ASSERT(!m_controlButton);
1421
1422     m_controlButton = new QToolButton(this);
1423     m_controlButton->setIcon(QIcon::fromTheme(QStringLiteral("application-menu")));
1424     m_controlButton->setText(i18nc("@action", "Control"));
1425     m_controlButton->setPopupMode(QToolButton::InstantPopup);
1426     m_controlButton->setToolButtonStyle(toolBar()->toolButtonStyle());
1427
1428     QMenu* controlMenu = new QMenu(m_controlButton);
1429     connect(controlMenu, &QMenu::aboutToShow, this, &DolphinMainWindow::updateControlMenu);
1430
1431     m_controlButton->setMenu(controlMenu);
1432
1433     toolBar()->addWidget(m_controlButton);
1434     connect(toolBar(), &KToolBar::iconSizeChanged,
1435             m_controlButton, &QToolButton::setIconSize);
1436     connect(toolBar(), &KToolBar::toolButtonStyleChanged,
1437             m_controlButton, &QToolButton::setToolButtonStyle);
1438
1439     // The added widgets are owned by the toolbar and may get deleted when e.g. the toolbar
1440     // gets edited. In this case we must add them again. The adding is done asynchronously by
1441     // m_updateToolBarTimer.
1442     connect(m_controlButton, &QToolButton::destroyed, this, &DolphinMainWindow::slotControlButtonDeleted);
1443     m_updateToolBarTimer = new QTimer(this);
1444     m_updateToolBarTimer->setInterval(500);
1445     connect(m_updateToolBarTimer, &QTimer::timeout, this, &DolphinMainWindow::updateToolBar);
1446 }
1447
1448 void DolphinMainWindow::deleteControlButton()
1449 {
1450     delete m_controlButton;
1451     m_controlButton = nullptr;
1452
1453     delete m_updateToolBarTimer;
1454     m_updateToolBarTimer = nullptr;
1455 }
1456
1457 bool DolphinMainWindow::addActionToMenu(QAction* action, QMenu* menu)
1458 {
1459     Q_ASSERT(action);
1460     Q_ASSERT(menu);
1461
1462     const KToolBar* toolBarWidget = toolBar();
1463     foreach (const QWidget* widget, action->associatedWidgets()) {
1464         if (widget == toolBarWidget) {
1465             return false;
1466         }
1467     }
1468
1469     menu->addAction(action);
1470     return true;
1471 }
1472
1473 void DolphinMainWindow::refreshViews()
1474 {
1475     m_tabWidget->refreshViews();
1476
1477     if (GeneralSettings::modifiedStartupSettings()) {
1478         // The startup settings have been changed by the user (see bug #254947).
1479         // Synchronize the split-view setting with the active view:
1480         const bool splitView = GeneralSettings::splitView();
1481         m_tabWidget->currentTabPage()->setSplitViewEnabled(splitView);
1482         updateSplitAction();
1483         setUrlAsCaption(activeViewContainer()->url());
1484     }
1485
1486     emit settingsChanged();
1487 }
1488
1489 void DolphinMainWindow::clearStatusBar()
1490 {
1491     m_activeViewContainer->statusBar()->resetToDefaultText();
1492 }
1493
1494 void DolphinMainWindow::connectViewSignals(DolphinViewContainer* container)
1495 {
1496     connect(container, &DolphinViewContainer::showFilterBarChanged,
1497             this, &DolphinMainWindow::updateFilterBarAction);
1498     connect(container, &DolphinViewContainer::writeStateChanged,
1499             this, &DolphinMainWindow::slotWriteStateChanged);
1500
1501     const DolphinView* view = container->view();
1502     connect(view, &DolphinView::selectionChanged,
1503             this, &DolphinMainWindow::slotSelectionChanged);
1504     connect(view, &DolphinView::requestItemInfo,
1505             this, &DolphinMainWindow::requestItemInfo);
1506     connect(view, &DolphinView::tabRequested,
1507             this, &DolphinMainWindow::openNewTab);
1508     connect(view, &DolphinView::requestContextMenu,
1509             this, &DolphinMainWindow::openContextMenu);
1510     connect(view, &DolphinView::directoryLoadingStarted,
1511             this, &DolphinMainWindow::enableStopAction);
1512     connect(view, &DolphinView::directoryLoadingCompleted,
1513             this, &DolphinMainWindow::disableStopAction);
1514     connect(view, &DolphinView::directoryLoadingCompleted,
1515             this, &DolphinMainWindow::slotDirectoryLoadingCompleted);
1516     connect(view, &DolphinView::goBackRequested,
1517             this, static_cast<void(DolphinMainWindow::*)()>(&DolphinMainWindow::goBack));
1518     connect(view, &DolphinView::goForwardRequested,
1519             this, static_cast<void(DolphinMainWindow::*)()>(&DolphinMainWindow::goForward));
1520     connect(view, &DolphinView::urlActivated,
1521             this, &DolphinMainWindow::handleUrl);
1522
1523     const KUrlNavigator* navigator = container->urlNavigator();
1524     connect(navigator, &KUrlNavigator::urlChanged,
1525             this, &DolphinMainWindow::changeUrl);
1526     connect(navigator, &KUrlNavigator::historyChanged,
1527             this, &DolphinMainWindow::updateHistory);
1528     connect(navigator, &KUrlNavigator::editableStateChanged,
1529             this, &DolphinMainWindow::slotEditableStateChanged);
1530     connect(navigator, &KUrlNavigator::tabRequested,
1531             this, &DolphinMainWindow::openNewTab);
1532 }
1533
1534 void DolphinMainWindow::updateSplitAction()
1535 {
1536     QAction* splitAction = actionCollection()->action(QStringLiteral("split_view"));
1537     const DolphinTabPage* tabPage = m_tabWidget->currentTabPage();
1538     if (tabPage->splitViewEnabled()) {
1539         if (tabPage->primaryViewActive()) {
1540             splitAction->setText(i18nc("@action:intoolbar Close left view", "Close"));
1541             splitAction->setToolTip(i18nc("@info", "Close left view"));
1542             splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-left-close")));
1543         } else {
1544             splitAction->setText(i18nc("@action:intoolbar Close right view", "Close"));
1545             splitAction->setToolTip(i18nc("@info", "Close right view"));
1546             splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-close")));
1547         }
1548     } else {
1549         splitAction->setText(i18nc("@action:intoolbar Split view", "Split"));
1550         splitAction->setToolTip(i18nc("@info", "Split view"));
1551         splitAction->setIcon(QIcon::fromTheme(QStringLiteral("view-right-new")));
1552     }
1553 }
1554
1555 bool DolphinMainWindow::isKompareInstalled() const
1556 {
1557     static bool initialized = false;
1558     static bool installed = false;
1559     if (!initialized) {
1560         // TODO: maybe replace this approach later by using a menu
1561         // plugin like kdiff3plugin.cpp
1562         installed = !QStandardPaths::findExecutable(QStringLiteral("kompare")).isEmpty();
1563         initialized = true;
1564     }
1565     return installed;
1566 }
1567
1568 void DolphinMainWindow::createPanelAction(const QIcon& icon,
1569                                           const QKeySequence& shortcut,
1570                                           QAction* dockAction,
1571                                           const QString& actionName)
1572 {
1573     QAction* panelAction = actionCollection()->addAction(actionName);
1574     panelAction->setCheckable(true);
1575     panelAction->setChecked(dockAction->isChecked());
1576     panelAction->setText(dockAction->text());
1577     panelAction->setIcon(icon);
1578     actionCollection()->setDefaultShortcut(panelAction, shortcut);
1579
1580     connect(panelAction, &QAction::triggered, dockAction, &QAction::trigger);
1581     connect(dockAction, &QAction::toggled, panelAction, &QAction::setChecked);
1582 }
1583
1584 DolphinMainWindow::UndoUiInterface::UndoUiInterface() :
1585     KIO::FileUndoManager::UiInterface()
1586 {
1587 }
1588
1589 DolphinMainWindow::UndoUiInterface::~UndoUiInterface()
1590 {
1591 }
1592
1593 void DolphinMainWindow::UndoUiInterface::jobError(KIO::Job* job)
1594 {
1595     DolphinMainWindow* mainWin= qobject_cast<DolphinMainWindow *>(parentWidget());
1596     if (mainWin) {
1597         DolphinViewContainer* container = mainWin->activeViewContainer();
1598         container->showMessage(job->errorString(), DolphinViewContainer::Error);
1599     } else {
1600         KIO::FileUndoManager::UiInterface::jobError(job);
1601     }
1602 }
1603