src/dolphinviewcontainer.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2007 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "dolphinviewcontainer.h"
   8
   9 #include "dolphin_compactmodesettings.h"
  10 #include "dolphin_contentdisplaysettings.h"
  11 #include "dolphin_detailsmodesettings.h"
  12 #include "dolphin_generalsettings.h"
  13 #include "dolphin_iconsmodesettings.h"
  14 #include "dolphindebug.h"
  15 #include "dolphinplacesmodelsingleton.h"
  16 #include "filterbar/filterbar.h"
  17 #include "global.h"
  18 #include "search/dolphinsearchbox.h"
  19 #include "selectionmode/topbar.h"
  20 #include "statusbar/dolphinstatusbar.h"
  21
  22 #include <KActionCollection>
  23 #if HAVE_KACTIVITIES
  24 #include <KActivities/ResourceInstance>
  25 #endif
  26 #include <KFileItemActions>
  27 #include <KFilePlacesModel>
  28 #include <KIO/JobUiDelegateFactory>
  29 #include <KIO/OpenUrlJob>
  30 #include <KLocalizedString>
  31 #include <KMessageWidget>
  32 #include <KProtocolManager>
  33 #include <KShell>
  34
  35 #include <QDesktopServices>
  36 #include <QDropEvent>
  37 #include <QGridLayout>
  38 #include <QGuiApplication>
  39 #include <QRegularExpression>
  40 #include <QTimer>
  41 #include <QUrl>
  42
  43 // An overview of the widgets contained by this ViewContainer
  44 struct LayoutStructure {
  45     int searchBox = 0;
  46     int messageWidget = 1;
  47     int selectionModeTopBar = 2;
  48     int view = 3;
  49     int selectionModeBottomBar = 4;
  50     int filterBar = 5;
  51     int statusBar = 6;
  52 };
  53 constexpr LayoutStructure positionFor;
  54
  55 DolphinViewContainer::DolphinViewContainer(const QUrl &url, QWidget *parent)
  56     : QWidget(parent)
  57     , m_topLayout(nullptr)
  58     , m_urlNavigator{new DolphinUrlNavigator(url)}
  59     , m_urlNavigatorConnected{nullptr}
  60     , m_searchBox(nullptr)
  61     , m_searchModeEnabled(false)
  62     , m_messageWidget(nullptr)
  63     , m_selectionModeTopBar{nullptr}
  64     , m_view(nullptr)
  65     , m_filterBar(nullptr)
  66     , m_selectionModeBottomBar{nullptr}
  67     , m_statusBar(nullptr)
  68     , m_statusBarTimer(nullptr)
  69     , m_statusBarTimestamp()
  70     , m_autoGrabFocus(true)
  71 #if HAVE_KACTIVITIES
  72     , m_activityResourceInstance(nullptr)
  73 #endif
  74 {
  75     hide();
  76
  77     m_topLayout = new QGridLayout(this);
  78     m_topLayout->setSpacing(0);
  79     m_topLayout->setContentsMargins(0, 0, 0, 0);
  80
  81     m_searchBox = new DolphinSearchBox(this);
  82     m_searchBox->hide();
  83     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
  84     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
  85     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
  86     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
  87     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
  88                                      "<para>This helps you find files and folders. Enter a <emphasis>"
  89                                      "search term</emphasis> and specify search settings with the "
  90                                      "buttons at the bottom:<list><item>Filename/Content: "
  91                                      "Does the item you are looking for contain the search terms "
  92                                      "within its filename or its contents?<nl/>The contents of images, "
  93                                      "audio files and videos will not be searched.</item><item>"
  94                                      "From Here/Everywhere: Do you want to search in this "
  95                                      "folder and its sub-folders or everywhere?</item><item>"
  96                                      "More Options: Click this to search by media type, access "
  97                                      "time or rating.</item><item>More Search Tools: Install other "
  98                                      "means to find an item.</item></list></para>"));
  99
 100     m_messageWidget = new KMessageWidget(this);
 101     m_messageWidget->setCloseButtonVisible(true);
 102     m_messageWidget->hide();
 103
 104 #ifndef Q_OS_WIN
 105     if (getuid() == 0) {
 106         // We must be logged in as the root user; show a big scary warning
 107         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 108     }
 109 #endif
 110
 111     // Initialize filter bar
 112     m_filterBar = new FilterBar(this);
 113     m_filterBar->setVisible(GeneralSettings::filterBar());
 114
 115     connect(m_filterBar, &FilterBar::filterChanged, this, &DolphinViewContainer::setNameFilter);
 116     connect(m_filterBar, &FilterBar::closeRequest, this, &DolphinViewContainer::closeFilterBar);
 117     connect(m_filterBar, &FilterBar::focusViewRequest, this, &DolphinViewContainer::requestFocus);
 118
 119     // Initialize the main view
 120     m_view = new DolphinView(url, this);
 121     connect(m_view, &DolphinView::urlChanged, m_filterBar, &FilterBar::clearIfUnlocked);
 122     connect(m_view, &DolphinView::urlChanged, m_messageWidget, &KMessageWidget::hide);
 123     // m_urlNavigator stays in sync with m_view's location changes and
 124     // keeps track of them so going back and forth in the history works.
 125     connect(m_view, &DolphinView::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 126     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 127     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 128     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 129     connect(m_view, &DolphinView::writeStateChanged, this, &DolphinViewContainer::writeStateChanged);
 130     connect(m_view, &DolphinView::requestItemInfo, this, &DolphinViewContainer::showItemInfo);
 131     connect(m_view, &DolphinView::itemActivated, this, &DolphinViewContainer::slotItemActivated);
 132     connect(m_view, &DolphinView::itemsActivated, this, &DolphinViewContainer::slotItemsActivated);
 133     connect(m_view, &DolphinView::redirection, this, &DolphinViewContainer::redirect);
 134     connect(m_view, &DolphinView::directoryLoadingStarted, this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 135     connect(m_view, &DolphinView::directoryLoadingCompleted, this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 136     connect(m_view, &DolphinView::directoryLoadingCanceled, this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 137     connect(m_view, &DolphinView::itemCountChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 138     connect(m_view, &DolphinView::directoryLoadingProgress, this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 139     connect(m_view, &DolphinView::directorySortingProgress, this, &DolphinViewContainer::updateDirectorySortingProgress);
 140     connect(m_view, &DolphinView::selectionChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 141     connect(m_view, &DolphinView::errorMessage, this, &DolphinViewContainer::showErrorMessage);
 142     connect(m_view, &DolphinView::urlIsFileError, this, &DolphinViewContainer::slotUrlIsFileError);
 143     connect(m_view, &DolphinView::activated, this, &DolphinViewContainer::activate);
 144     connect(m_view, &DolphinView::hiddenFilesShownChanged, this, &DolphinViewContainer::slotHiddenFilesShownChanged);
 145     connect(m_view, &DolphinView::sortHiddenLastChanged, this, &DolphinViewContainer::slotSortHiddenLastChanged);
 146     connect(m_view, &DolphinView::currentDirectoryRemoved, this, &DolphinViewContainer::slotCurrentDirectoryRemoved);
 147
 148     // Initialize status bar
 149     m_statusBar = new DolphinStatusBar(this);
 150     m_statusBar->setUrl(m_view->url());
 151     m_statusBar->setZoomLevel(m_view->zoomLevel());
 152     connect(m_view, &DolphinView::urlChanged, m_statusBar, &DolphinStatusBar::setUrl);
 153     connect(m_view, &DolphinView::zoomLevelChanged, m_statusBar, &DolphinStatusBar::setZoomLevel);
 154     connect(m_view, &DolphinView::infoMessage, m_statusBar, &DolphinStatusBar::setText);
 155     connect(m_view, &DolphinView::operationCompletedMessage, m_statusBar, &DolphinStatusBar::setText);
 156     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::setDefaultText);
 157     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::resetToDefaultText);
 158     connect(m_statusBar, &DolphinStatusBar::stopPressed, this, &DolphinViewContainer::stopDirectoryLoading);
 159     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged, this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 160
 161     m_statusBarTimer = new QTimer(this);
 162     m_statusBarTimer->setSingleShot(true);
 163     m_statusBarTimer->setInterval(300);
 164     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 165
 166     KIO::FileUndoManager *undoManager = KIO::FileUndoManager::self();
 167     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished, this, &DolphinViewContainer::delayedStatusBarUpdate);
 168
 169     m_topLayout->addWidget(m_searchBox, positionFor.searchBox, 0);
 170     m_topLayout->addWidget(m_messageWidget, positionFor.messageWidget, 0);
 171     m_topLayout->addWidget(m_view, positionFor.view, 0);
 172     m_topLayout->addWidget(m_filterBar, positionFor.filterBar, 0);
 173     m_topLayout->addWidget(m_statusBar, positionFor.statusBar, 0);
 174
 175     setSearchModeEnabled(isSearchUrl(url));
 176
 177     // Update view as the ContentDisplaySettings change
 178     // this happens here and not in DolphinView as DolphinviewContainer and DolphinView are not in the same build target ATM
 179     connect(ContentDisplaySettings::self(), &KCoreConfigSkeleton::configChanged, m_view, &DolphinView::reload);
 180
 181     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 182     connect(placesModel, &KFilePlacesModel::dataChanged, this, &DolphinViewContainer::slotPlacesModelChanged);
 183     connect(placesModel, &KFilePlacesModel::rowsInserted, this, &DolphinViewContainer::slotPlacesModelChanged);
 184     connect(placesModel, &KFilePlacesModel::rowsRemoved, this, &DolphinViewContainer::slotPlacesModelChanged);
 185
 186     connect(this, &DolphinViewContainer::searchModeEnabledChanged, this, &DolphinViewContainer::captionChanged);
 187
 188     // Initialize kactivities resource instance
 189
 190 #if HAVE_KACTIVITIES
 191     m_activityResourceInstance = new KActivities::ResourceInstance(window()->winId(), url);
 192     m_activityResourceInstance->setParent(this);
 193 #endif
 194 }
 195
 196 DolphinViewContainer::~DolphinViewContainer()
 197 {
 198 }
 199
 200 QUrl DolphinViewContainer::url() const
 201 {
 202     return m_view->url();
 203 }
 204
 205 KFileItem DolphinViewContainer::rootItem() const
 206 {
 207     return m_view->rootItem();
 208 }
 209
 210 void DolphinViewContainer::setActive(bool active)
 211 {
 212     m_searchBox->setActive(active);
 213     if (m_urlNavigatorConnected) {
 214         m_urlNavigatorConnected->setActive(active);
 215     }
 216     m_view->setActive(active);
 217
 218 #if HAVE_KACTIVITIES
 219     if (active) {
 220         m_activityResourceInstance->notifyFocusedIn();
 221     } else {
 222         m_activityResourceInstance->notifyFocusedOut();
 223     }
 224 #endif
 225 }
 226
 227 bool DolphinViewContainer::isActive() const
 228 {
 229     return m_view->isActive();
 230 }
 231
 232 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 233 {
 234     m_autoGrabFocus = grab;
 235 }
 236
 237 bool DolphinViewContainer::autoGrabFocus() const
 238 {
 239     return m_autoGrabFocus;
 240 }
 241
 242 QString DolphinViewContainer::currentSearchText() const
 243 {
 244     return m_searchBox->text();
 245 }
 246
 247 const DolphinStatusBar *DolphinViewContainer::statusBar() const
 248 {
 249     return m_statusBar;
 250 }
 251
 252 DolphinStatusBar *DolphinViewContainer::statusBar()
 253 {
 254     return m_statusBar;
 255 }
 256
 257 const DolphinUrlNavigator *DolphinViewContainer::urlNavigator() const
 258 {
 259     return m_urlNavigatorConnected;
 260 }
 261
 262 DolphinUrlNavigator *DolphinViewContainer::urlNavigator()
 263 {
 264     return m_urlNavigatorConnected;
 265 }
 266
 267 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
 268 {
 269     return m_urlNavigator.get();
 270 }
 271
 272 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
 273 {
 274     return m_urlNavigator.get();
 275 }
 276
 277 const DolphinView *DolphinViewContainer::view() const
 278 {
 279     return m_view;
 280 }
 281
 282 DolphinView *DolphinViewContainer::view()
 283 {
 284     return m_view;
 285 }
 286
 287 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
 288 {
 289     Q_CHECK_PTR(urlNavigator);
 290     Q_ASSERT(!m_urlNavigatorConnected);
 291     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
 292     Q_CHECK_PTR(m_view);
 293
 294     urlNavigator->setLocationUrl(m_view->url());
 295     urlNavigator->setShowHiddenFolders(m_view->hiddenFilesShown());
 296     urlNavigator->setSortHiddenFoldersLast(m_view->sortHiddenLast());
 297     if (m_urlNavigatorVisualState) {
 298         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
 299         m_urlNavigatorVisualState.reset();
 300     }
 301     urlNavigator->setActive(isActive());
 302
 303     // Url changes are still done via m_urlNavigator.
 304     connect(urlNavigator, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 305     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 306         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
 307     });
 308     // Aside from these, only visual things need to be connected.
 309     connect(m_view, &DolphinView::urlChanged, urlNavigator, &DolphinUrlNavigator::setLocationUrl);
 310     connect(urlNavigator, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 311
 312     m_urlNavigatorConnected = urlNavigator;
 313 }
 314
 315 void DolphinViewContainer::disconnectUrlNavigator()
 316 {
 317     if (!m_urlNavigatorConnected) {
 318         return;
 319     }
 320
 321     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 322     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped, this, nullptr);
 323     disconnect(m_view, &DolphinView::urlChanged, m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
 324     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 325
 326     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
 327     m_urlNavigatorConnected = nullptr;
 328 }
 329
 330 void DolphinViewContainer::setSelectionModeEnabled(bool enabled, KActionCollection *actionCollection, SelectionMode::BottomBar::Contents bottomBarContents)
 331 {
 332     const bool wasEnabled = m_view->selectionMode();
 333     m_view->setSelectionModeEnabled(enabled);
 334
 335     if (!enabled) {
 336         if (!wasEnabled) {
 337             return; // nothing to do here
 338         }
 339         Q_CHECK_PTR(m_selectionModeTopBar); // there is no point in disabling selectionMode when it wasn't even enabled once.
 340         Q_CHECK_PTR(m_selectionModeBottomBar);
 341         m_selectionModeTopBar->setVisible(false, WithAnimation);
 342         m_selectionModeBottomBar->setVisible(false, WithAnimation);
 343         Q_EMIT selectionModeChanged(false);
 344         return;
 345     }
 346
 347     if (!m_selectionModeTopBar) {
 348         // Changing the location will disable selection mode.
 349         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
 350             setSelectionModeEnabled(false);
 351         });
 352
 353         m_selectionModeTopBar = new SelectionMode::TopBar(this); // will be created hidden
 354         connect(m_selectionModeTopBar, &SelectionMode::TopBar::selectionModeLeavingRequested, this, [this]() {
 355             setSelectionModeEnabled(false);
 356         });
 357         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
 358     }
 359
 360     if (!m_selectionModeBottomBar) {
 361         m_selectionModeBottomBar = new SelectionMode::BottomBar(actionCollection, this);
 362         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
 363             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
 364         });
 365         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::error, this, [this](const QString &errorMessage) {
 366             showErrorMessage(errorMessage);
 367         });
 368         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::selectionModeLeavingRequested, this, [this]() {
 369             setSelectionModeEnabled(false);
 370         });
 371         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
 372     }
 373     m_selectionModeBottomBar->resetContents(bottomBarContents);
 374     if (bottomBarContents == SelectionMode::BottomBar::GeneralContents) {
 375         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
 376     }
 377
 378     if (!wasEnabled) {
 379         m_selectionModeTopBar->setVisible(true, WithAnimation);
 380         m_selectionModeBottomBar->setVisible(true, WithAnimation);
 381         Q_EMIT selectionModeChanged(true);
 382     }
 383 }
 384
 385 bool DolphinViewContainer::isSelectionModeEnabled() const
 386 {
 387     const bool isEnabled = m_view->selectionMode();
 388     Q_ASSERT((!isEnabled
 389               // We can't assert that the bars are invisible only because the selection mode is disabled because the hide animation might still be playing.
 390               && (!m_selectionModeBottomBar || !m_selectionModeBottomBar->isEnabled() || !m_selectionModeBottomBar->isVisible()
 391                   || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::PasteContents))
 392              || (isEnabled && m_selectionModeTopBar
 393                  && m_selectionModeTopBar->isVisible()
 394                  // The bottom bar is either visible or was hidden because it has nothing to show in GeneralContents mode e.g. because no items are selected.
 395                  && m_selectionModeBottomBar
 396                  && (m_selectionModeBottomBar->isVisible() || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::GeneralContents)));
 397     return isEnabled;
 398 }
 399
 400 void DolphinViewContainer::slotSplitTabDisabled()
 401 {
 402     if (m_selectionModeBottomBar) {
 403         m_selectionModeBottomBar->slotSplitTabDisabled();
 404     }
 405 }
 406
 407 void DolphinViewContainer::showMessage(const QString &msg, MessageType type)
 408 {
 409     if (msg.isEmpty()) {
 410         return;
 411     }
 412
 413     m_messageWidget->setText(msg);
 414
 415     // TODO: wrap at arbitrary character positions once QLabel can do this
 416     // https://bugreports.qt.io/browse/QTBUG-1276
 417     m_messageWidget->setWordWrap(true);
 418
 419     switch (type) {
 420     case Information:
 421         m_messageWidget->setMessageType(KMessageWidget::Information);
 422         break;
 423     case Warning:
 424         m_messageWidget->setMessageType(KMessageWidget::Warning);
 425         break;
 426     case Error:
 427         m_messageWidget->setMessageType(KMessageWidget::Error);
 428         break;
 429     default:
 430         Q_ASSERT(false);
 431         break;
 432     }
 433
 434     m_messageWidget->setWordWrap(false);
 435     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 436     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 437
 438     if (m_messageWidget->isVisible()) {
 439         m_messageWidget->hide();
 440     }
 441     m_messageWidget->animatedShow();
 442 }
 443
 444 void DolphinViewContainer::readSettings()
 445 {
 446     // The startup settings should (only) get applied if they have been
 447     // modified by the user. Otherwise keep the (possibly) different current
 448     // setting of the filterbar.
 449     if (GeneralSettings::modifiedStartupSettings()) {
 450         setFilterBarVisible(GeneralSettings::filterBar());
 451     }
 452
 453     m_view->readSettings();
 454     m_statusBar->readSettings();
 455 }
 456
 457 bool DolphinViewContainer::isFilterBarVisible() const
 458 {
 459     return m_filterBar->isVisible();
 460 }
 461
 462 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 463 {
 464     m_searchBox->setVisible(enabled);
 465
 466     if (enabled) {
 467         const QUrl &locationUrl = m_urlNavigator->locationUrl();
 468         m_searchBox->fromSearchUrl(locationUrl);
 469     }
 470
 471     if (enabled == isSearchModeEnabled()) {
 472         if (enabled && !m_searchBox->hasFocus()) {
 473             m_searchBox->setFocus();
 474             m_searchBox->selectAll();
 475         }
 476         return;
 477     }
 478
 479     if (!enabled) {
 480         m_view->setViewPropertiesContext(QString());
 481
 482         // Restore the URL for the URL navigator. If Dolphin has been
 483         // started with a search-URL, the home URL is used as fallback.
 484         QUrl url = m_searchBox->searchPath();
 485         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 486             url = Dolphin::homeUrl();
 487         }
 488         m_urlNavigatorConnected->setLocationUrl(url);
 489     }
 490
 491     m_searchModeEnabled = enabled;
 492
 493     Q_EMIT searchModeEnabledChanged(enabled);
 494 }
 495
 496 bool DolphinViewContainer::isSearchModeEnabled() const
 497 {
 498     return m_searchModeEnabled;
 499 }
 500
 501 QString DolphinViewContainer::placesText() const
 502 {
 503     QString text;
 504
 505     if (isSearchModeEnabled()) {
 506         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 507     } else {
 508         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 509         if (text.isEmpty()) {
 510             text = url().host();
 511         }
 512         if (text.isEmpty()) {
 513             text = url().scheme();
 514         }
 515     }
 516
 517     return text;
 518 }
 519
 520 void DolphinViewContainer::reload()
 521 {
 522     view()->reload();
 523     m_messageWidget->hide();
 524 }
 525
 526 QString DolphinViewContainer::captionWindowTitle() const
 527 {
 528     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 529         if (!url().isLocalFile()) {
 530             return url().adjusted(QUrl::StripTrailingSlash).toString();
 531         }
 532         return url().adjusted(QUrl::StripTrailingSlash).path();
 533     } else {
 534         return DolphinViewContainer::caption();
 535     }
 536 }
 537
 538 QString DolphinViewContainer::caption() const
 539 {
 540     if (isSearchModeEnabled()) {
 541         if (currentSearchText().isEmpty()) {
 542             return i18n("Search");
 543         } else {
 544             return i18n("Search for %1", currentSearchText());
 545         }
 546     }
 547
 548     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 549     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
 550     const auto &matchedPlaces =
 551         placesModel->match(placesModel->index(0, 0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
 552
 553     if (!matchedPlaces.isEmpty()) {
 554         return placesModel->text(matchedPlaces.first());
 555     }
 556
 557     if (!url().isLocalFile()) {
 558         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 559         QString caption;
 560         if (!adjustedUrl.fileName().isEmpty()) {
 561             caption = adjustedUrl.fileName();
 562         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 563             caption = adjustedUrl.path();
 564         } else if (!adjustedUrl.host().isEmpty()) {
 565             caption = adjustedUrl.host();
 566         } else {
 567             caption = adjustedUrl.toString();
 568         }
 569         return caption;
 570     }
 571
 572     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 573     if (fileName.isEmpty()) {
 574         fileName = '/';
 575     }
 576
 577     return fileName;
 578 }
 579
 580 void DolphinViewContainer::setUrl(const QUrl &newUrl)
 581 {
 582     if (newUrl != m_urlNavigator->locationUrl()) {
 583         m_urlNavigator->setLocationUrl(newUrl);
 584     }
 585
 586 #if HAVE_KACTIVITIES
 587     m_activityResourceInstance->setUri(newUrl);
 588 #endif
 589 }
 590
 591 void DolphinViewContainer::setFilterBarVisible(bool visible)
 592 {
 593     Q_ASSERT(m_filterBar);
 594     if (visible) {
 595         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 596         m_filterBar->show();
 597         m_filterBar->setFocus();
 598         m_filterBar->selectAll();
 599     } else {
 600         closeFilterBar();
 601     }
 602 }
 603
 604 void DolphinViewContainer::delayedStatusBarUpdate()
 605 {
 606     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 607         // No update of the statusbar has been done during the last 2 seconds,
 608         // although an update has been requested. Trigger an immediate update.
 609         m_statusBarTimer->stop();
 610         updateStatusBar();
 611     } else {
 612         // Invoke updateStatusBar() with a small delay. This assures that
 613         // when a lot of delayedStatusBarUpdates() are done in a short time,
 614         // no bottleneck is given.
 615         m_statusBarTimer->start();
 616     }
 617 }
 618
 619 void DolphinViewContainer::updateStatusBar()
 620 {
 621     m_statusBarTimestamp.start();
 622     m_view->requestStatusBarText();
 623 }
 624
 625 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 626 {
 627     if (m_statusBar->progressText().isEmpty()) {
 628         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 629     }
 630     m_statusBar->setProgress(percent);
 631 }
 632
 633 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 634 {
 635     if (m_statusBar->progressText().isEmpty()) {
 636         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 637     }
 638     m_statusBar->setProgress(percent);
 639 }
 640
 641 void DolphinViewContainer::slotDirectoryLoadingStarted()
 642 {
 643     if (isSearchUrl(url())) {
 644         // Search KIO-slaves usually don't provide any progress information. Give
 645         // a hint to the user that a searching is done:
 646         updateStatusBar();
 647         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 648         m_statusBar->setProgress(-1);
 649     } else {
 650         // Trigger an undetermined progress indication. The progress
 651         // information in percent will be triggered by the percent() signal
 652         // of the directory lister later.
 653         m_statusBar->setProgressText(QString());
 654         updateDirectoryLoadingProgress(-1);
 655     }
 656 }
 657
 658 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 659 {
 660     if (!m_statusBar->progressText().isEmpty()) {
 661         m_statusBar->setProgressText(QString());
 662         m_statusBar->setProgress(100);
 663     }
 664
 665     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 666         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 667         // of showing the default status bar information ("0 items") a more helpful information is given:
 668         m_statusBar->setText(i18nc("@info:status", "No items found."));
 669     } else {
 670         updateStatusBar();
 671     }
 672 }
 673
 674 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 675 {
 676     if (!m_statusBar->progressText().isEmpty()) {
 677         m_statusBar->setProgressText(QString());
 678         m_statusBar->setProgress(100);
 679     }
 680
 681     m_statusBar->setText(QString());
 682 }
 683
 684 void DolphinViewContainer::slotUrlIsFileError(const QUrl &url)
 685 {
 686     const KFileItem item(url);
 687
 688     // Find out if the file can be opened in the view (for example, this is the
 689     // case if the file is an archive). The mime type must be known for that.
 690     item.determineMimeType();
 691     const QUrl &folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 692     if (!folderUrl.isEmpty()) {
 693         setUrl(folderUrl);
 694     } else {
 695         slotItemActivated(item);
 696     }
 697 }
 698
 699 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
 700 {
 701     // It is possible to activate items on inactive views by
 702     // drag & drop operations. Assure that activating an item always
 703     // results in an active view.
 704     m_view->setActive(true);
 705
 706     const QUrl &url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 707     if (!url.isEmpty()) {
 708         const auto modifiers = QGuiApplication::keyboardModifiers();
 709         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
 710         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
 711             Q_EMIT activeTabRequested(url);
 712         } else if (modifiers & Qt::ControlModifier) {
 713             Q_EMIT tabRequested(url);
 714         } else if (modifiers & Qt::ShiftModifier) {
 715             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
 716         } else {
 717             setUrl(url);
 718         }
 719         return;
 720     }
 721
 722     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
 723     job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 724     job->setShowOpenOrExecuteDialog(true);
 725     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 726     job->start();
 727 }
 728
 729 void DolphinViewContainer::slotItemsActivated(const KFileItemList &items)
 730 {
 731     Q_ASSERT(items.count() >= 2);
 732
 733     KFileItemActions fileItemActions(this);
 734     fileItemActions.runPreferredApplications(items);
 735 }
 736
 737 void DolphinViewContainer::showItemInfo(const KFileItem &item)
 738 {
 739     if (item.isNull()) {
 740         m_statusBar->resetToDefaultText();
 741     } else {
 742         m_statusBar->setText(item.getStatusBarInfo());
 743     }
 744 }
 745
 746 void DolphinViewContainer::closeFilterBar()
 747 {
 748     m_filterBar->closeFilterBar();
 749     m_view->setFocus();
 750     Q_EMIT showFilterBarChanged(false);
 751 }
 752
 753 void DolphinViewContainer::clearFilterBar()
 754 {
 755     m_filterBar->clearIfUnlocked();
 756 }
 757
 758 void DolphinViewContainer::setNameFilter(const QString &nameFilter)
 759 {
 760     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 761     m_view->setNameFilter(nameFilter);
 762     delayedStatusBarUpdate();
 763 }
 764
 765 void DolphinViewContainer::activate()
 766 {
 767     setActive(true);
 768 }
 769
 770 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl &)
 771 {
 772     saveViewState();
 773 }
 774
 775 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl &url)
 776 {
 777     if (m_urlNavigatorConnected) {
 778         m_urlNavigatorConnected->slotReturnPressed();
 779     }
 780
 781     if (KProtocolManager::supportsListing(url)) {
 782         setSearchModeEnabled(isSearchUrl(url));
 783         m_view->setUrl(url);
 784         tryRestoreViewState();
 785
 786         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 787             // When an URL has been entered, the view should get the focus.
 788             // The focus must be requested asynchronously, as changing the URL might create
 789             // a new view widget.
 790             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 791         }
 792     } else if (KProtocolManager::isSourceProtocol(url)) {
 793         if (url.scheme().startsWith(QLatin1String("http"))) {
 794             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 795                               "Dolphin does not support web pages, the web browser has been launched"),
 796                         Information);
 797         } else {
 798             showMessage(i18nc("@info:status", "Protocol not supported by Dolphin, default application has been launched"), Information);
 799         }
 800
 801         QDesktopServices::openUrl(url);
 802         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 803     } else {
 804         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 805         m_urlNavigator->goBack();
 806     }
 807 }
 808
 809 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl &url)
 810 {
 811     m_view->markUrlsAsSelected({url});
 812     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 813 }
 814
 815 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
 816 {
 817     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 818 }
 819
 820 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
 821 {
 822     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 823 }
 824
 825 void DolphinViewContainer::redirect(const QUrl &oldUrl, const QUrl &newUrl)
 826 {
 827     Q_UNUSED(oldUrl)
 828     const bool block = m_urlNavigator->signalsBlocked();
 829     m_urlNavigator->blockSignals(true);
 830
 831     // Assure that the location state is reset for redirection URLs. This
 832     // allows to skip redirection URLs when going back or forward in the
 833     // URL history.
 834     m_urlNavigator->saveLocationState(QByteArray());
 835     m_urlNavigator->setLocationUrl(newUrl);
 836     setSearchModeEnabled(isSearchUrl(newUrl));
 837
 838     m_urlNavigator->blockSignals(block);
 839 }
 840
 841 void DolphinViewContainer::requestFocus()
 842 {
 843     m_view->setFocus();
 844 }
 845
 846 void DolphinViewContainer::startSearching()
 847 {
 848     Q_CHECK_PTR(m_urlNavigatorConnected);
 849     const QUrl url = m_searchBox->urlForSearching();
 850     if (url.isValid() && !url.isEmpty()) {
 851         m_view->setViewPropertiesContext(QStringLiteral("search"));
 852         m_urlNavigatorConnected->setLocationUrl(url);
 853     }
 854 }
 855
 856 void DolphinViewContainer::closeSearchBox()
 857 {
 858     setSearchModeEnabled(false);
 859 }
 860
 861 void DolphinViewContainer::stopDirectoryLoading()
 862 {
 863     m_view->stopLoading();
 864     m_statusBar->setProgress(100);
 865 }
 866
 867 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 868 {
 869     m_view->setZoomLevel(zoomLevel);
 870 }
 871
 872 void DolphinViewContainer::showErrorMessage(const QString &msg)
 873 {
 874     showMessage(msg, Error);
 875 }
 876
 877 void DolphinViewContainer::slotPlacesModelChanged()
 878 {
 879     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 880         Q_EMIT captionChanged();
 881     }
 882 }
 883
 884 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
 885 {
 886     if (m_urlNavigatorConnected) {
 887         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
 888     }
 889 }
 890
 891 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
 892 {
 893     if (m_urlNavigatorConnected) {
 894         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
 895     }
 896 }
 897
 898 void DolphinViewContainer::slotCurrentDirectoryRemoved()
 899 {
 900     const QString location(url().toDisplayString(QUrl::PreferLocalFile));
 901     if (url().isLocalFile()) {
 902         const QString dirPath = url().toLocalFile();
 903         const QString newPath = getNearestExistingAncestorOfPath(dirPath);
 904         const QUrl newUrl = QUrl::fromLocalFile(newPath);
 905         setUrl(newUrl);
 906     }
 907
 908     showMessage(xi18n("Current location changed, <filename>%1</filename> is no longer accessible.", location), Warning);
 909 }
 910
 911 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
 912 {
 913     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
 914         showErrorMessage(job->errorString());
 915     }
 916 }
 917
 918 bool DolphinViewContainer::isSearchUrl(const QUrl &url) const
 919 {
 920     return url.scheme().contains(QLatin1String("search"));
 921 }
 922
 923 void DolphinViewContainer::saveViewState()
 924 {
 925     QByteArray locationState;
 926     QDataStream stream(&locationState, QIODevice::WriteOnly);
 927     m_view->saveState(stream);
 928     m_urlNavigator->saveLocationState(locationState);
 929 }
 930
 931 void DolphinViewContainer::tryRestoreViewState()
 932 {
 933     QByteArray locationState = m_urlNavigator->locationState();
 934     if (!locationState.isEmpty()) {
 935         QDataStream stream(&locationState, QIODevice::ReadOnly);
 936         m_view->restoreState(stream);
 937     }
 938 }
 939
 940 QString DolphinViewContainer::getNearestExistingAncestorOfPath(const QString &path) const
 941 {
 942     QDir dir(path);
 943     do {
 944         dir.setPath(QDir::cleanPath(dir.filePath(QStringLiteral(".."))));
 945     } while (!dir.exists() && !dir.isRoot());
 946
 947     return dir.exists() ? dir.path() : QString{};
 948 }