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_version.h>
  29 #if KIO_VERSION >= QT_VERSION_CHECK(5, 98, 0)
  30 #include <KIO/JobUiDelegateFactory>
  31 #else
  32 #include <KIO/JobUiDelegate>
  33 #endif
  34 #include <KApplicationTrader>
  35 #include <KIO/OpenUrlJob>
  36 #include <KLocalizedString>
  37 #include <KMessageWidget>
  38 #include <KProtocolManager>
  39 #include <KShell>
  40
  41 #include <QApplication>
  42 #include <QDesktopServices>
  43 #include <QDropEvent>
  44 #include <QGridLayout>
  45 #include <QGuiApplication>
  46 #include <QRegularExpression>
  47 #include <QTimer>
  48 #include <QUrl>
  49
  50 // An overview of the widgets contained by this ViewContainer
  51 struct LayoutStructure {
  52     int searchBox = 0;
  53     int messageWidget = 1;
  54     int selectionModeTopBar = 2;
  55     int view = 3;
  56     int selectionModeBottomBar = 4;
  57     int filterBar = 5;
  58     int statusBar = 6;
  59 };
  60 constexpr LayoutStructure positionFor;
  61
  62 DolphinViewContainer::DolphinViewContainer(const QUrl &url, QWidget *parent)
  63     : QWidget(parent)
  64     , m_topLayout(nullptr)
  65     , m_urlNavigator{new DolphinUrlNavigator(url)}
  66     , m_urlNavigatorConnected{nullptr}
  67     , m_searchBox(nullptr)
  68     , m_searchModeEnabled(false)
  69     , m_messageWidget(nullptr)
  70     , m_selectionModeTopBar{nullptr}
  71     , m_view(nullptr)
  72     , m_filterBar(nullptr)
  73     , m_selectionModeBottomBar{nullptr}
  74     , m_statusBar(nullptr)
  75     , m_statusBarTimer(nullptr)
  76     , m_statusBarTimestamp()
  77     , m_autoGrabFocus(true)
  78 #if HAVE_KACTIVITIES
  79     , m_activityResourceInstance(nullptr)
  80 #endif
  81 {
  82     hide();
  83
  84     m_topLayout = new QGridLayout(this);
  85     m_topLayout->setSpacing(0);
  86     m_topLayout->setContentsMargins(0, 0, 0, 0);
  87
  88     m_searchBox = new DolphinSearchBox(this);
  89     m_searchBox->hide();
  90     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
  91     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
  92     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
  93     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
  94     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
  95                                      "<para>This helps you find files and folders. Enter a <emphasis>"
  96                                      "search term</emphasis> and specify search settings with the "
  97                                      "buttons at the bottom:<list><item>Filename/Content: "
  98                                      "Does the item you are looking for contain the search terms "
  99                                      "within its filename or its contents?<nl/>The contents of images, "
 100                                      "audio files and videos will not be searched.</item><item>"
 101                                      "From Here/Everywhere: Do you want to search in this "
 102                                      "folder and its sub-folders or everywhere?</item><item>"
 103                                      "More Options: Click this to search by media type, access "
 104                                      "time or rating.</item><item>More Search Tools: Install other "
 105                                      "means to find an item.</item></list></para>"));
 106
 107     m_messageWidget = new KMessageWidget(this);
 108     m_messageWidget->setCloseButtonVisible(true);
 109     m_messageWidget->hide();
 110
 111 #ifndef Q_OS_WIN
 112     if (getuid() == 0) {
 113         // We must be logged in as the root user; show a big scary warning
 114         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 115     }
 116 #endif
 117
 118     // Initialize filter bar
 119     m_filterBar = new FilterBar(this);
 120     m_filterBar->setVisible(GeneralSettings::filterBar());
 121
 122     connect(m_filterBar, &FilterBar::filterChanged, this, &DolphinViewContainer::setNameFilter);
 123     connect(m_filterBar, &FilterBar::closeRequest, this, &DolphinViewContainer::closeFilterBar);
 124     connect(m_filterBar, &FilterBar::focusViewRequest, this, &DolphinViewContainer::requestFocus);
 125
 126     // Initialize the main view
 127     m_view = new DolphinView(url, this);
 128     connect(m_view, &DolphinView::urlChanged, m_filterBar, &FilterBar::clearIfUnlocked);
 129     connect(m_view, &DolphinView::urlChanged, m_messageWidget, &KMessageWidget::hide);
 130     // m_urlNavigator stays in sync with m_view's location changes and
 131     // keeps track of them so going back and forth in the history works.
 132     connect(m_view, &DolphinView::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 133     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 134     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 135     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 136     connect(m_view, &DolphinView::writeStateChanged, this, &DolphinViewContainer::writeStateChanged);
 137     connect(m_view, &DolphinView::requestItemInfo, this, &DolphinViewContainer::showItemInfo);
 138     connect(m_view, &DolphinView::itemActivated, this, &DolphinViewContainer::slotItemActivated);
 139     connect(m_view, &DolphinView::fileMiddleClickActivated, this, &DolphinViewContainer::slotfileMiddleClickActivated);
 140     connect(m_view, &DolphinView::itemsActivated, this, &DolphinViewContainer::slotItemsActivated);
 141     connect(m_view, &DolphinView::redirection, this, &DolphinViewContainer::redirect);
 142     connect(m_view, &DolphinView::directoryLoadingStarted, this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 143     connect(m_view, &DolphinView::directoryLoadingCompleted, this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 144     connect(m_view, &DolphinView::directoryLoadingCanceled, this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 145     connect(m_view, &DolphinView::itemCountChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 146     connect(m_view, &DolphinView::directoryLoadingProgress, this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 147     connect(m_view, &DolphinView::directorySortingProgress, this, &DolphinViewContainer::updateDirectorySortingProgress);
 148     connect(m_view, &DolphinView::selectionChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 149     connect(m_view, &DolphinView::errorMessage, this, &DolphinViewContainer::showErrorMessage);
 150     connect(m_view, &DolphinView::urlIsFileError, this, &DolphinViewContainer::slotUrlIsFileError);
 151     connect(m_view, &DolphinView::activated, this, &DolphinViewContainer::activate);
 152     connect(m_view, &DolphinView::hiddenFilesShownChanged, this, &DolphinViewContainer::slotHiddenFilesShownChanged);
 153     connect(m_view, &DolphinView::sortHiddenLastChanged, this, &DolphinViewContainer::slotSortHiddenLastChanged);
 154     connect(m_view, &DolphinView::currentDirectoryRemoved, this, &DolphinViewContainer::slotCurrentDirectoryRemoved);
 155
 156     // Initialize status bar
 157     m_statusBar = new DolphinStatusBar(this);
 158     m_statusBar->setUrl(m_view->url());
 159     m_statusBar->setZoomLevel(m_view->zoomLevel());
 160     connect(m_view, &DolphinView::urlChanged, m_statusBar, &DolphinStatusBar::setUrl);
 161     connect(m_view, &DolphinView::zoomLevelChanged, m_statusBar, &DolphinStatusBar::setZoomLevel);
 162     connect(m_view, &DolphinView::infoMessage, m_statusBar, &DolphinStatusBar::setText);
 163     connect(m_view, &DolphinView::operationCompletedMessage, m_statusBar, &DolphinStatusBar::setText);
 164     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::setDefaultText);
 165     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::resetToDefaultText);
 166     connect(m_statusBar, &DolphinStatusBar::stopPressed, this, &DolphinViewContainer::stopDirectoryLoading);
 167     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged, this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 168
 169     m_statusBarTimer = new QTimer(this);
 170     m_statusBarTimer->setSingleShot(true);
 171     m_statusBarTimer->setInterval(300);
 172     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 173
 174     KIO::FileUndoManager *undoManager = KIO::FileUndoManager::self();
 175     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished, this, &DolphinViewContainer::delayedStatusBarUpdate);
 176
 177     m_topLayout->addWidget(m_searchBox, positionFor.searchBox, 0);
 178     m_topLayout->addWidget(m_messageWidget, positionFor.messageWidget, 0);
 179     m_topLayout->addWidget(m_view, positionFor.view, 0);
 180     m_topLayout->addWidget(m_filterBar, positionFor.filterBar, 0);
 181     m_topLayout->addWidget(m_statusBar, positionFor.statusBar, 0);
 182
 183     setSearchModeEnabled(isSearchUrl(url));
 184
 185     // Update view as the ContentDisplaySettings change
 186     // this happens here and not in DolphinView as DolphinviewContainer and DolphinView are not in the same build target ATM
 187     connect(ContentDisplaySettings::self(), &KCoreConfigSkeleton::configChanged, m_view, &DolphinView::reload);
 188
 189     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 190     connect(placesModel, &KFilePlacesModel::dataChanged, this, &DolphinViewContainer::slotPlacesModelChanged);
 191     connect(placesModel, &KFilePlacesModel::rowsInserted, this, &DolphinViewContainer::slotPlacesModelChanged);
 192     connect(placesModel, &KFilePlacesModel::rowsRemoved, this, &DolphinViewContainer::slotPlacesModelChanged);
 193
 194     connect(this, &DolphinViewContainer::searchModeEnabledChanged, this, &DolphinViewContainer::captionChanged);
 195
 196     // Initialize kactivities resource instance
 197
 198 #if HAVE_KACTIVITIES
 199     m_activityResourceInstance = new KActivities::ResourceInstance(window()->winId(), url);
 200     m_activityResourceInstance->setParent(this);
 201 #endif
 202 }
 203
 204 DolphinViewContainer::~DolphinViewContainer()
 205 {
 206 }
 207
 208 QUrl DolphinViewContainer::url() const
 209 {
 210     return m_view->url();
 211 }
 212
 213 KFileItem DolphinViewContainer::rootItem() const
 214 {
 215     return m_view->rootItem();
 216 }
 217
 218 void DolphinViewContainer::setActive(bool active)
 219 {
 220     m_searchBox->setActive(active);
 221     if (m_urlNavigatorConnected) {
 222         m_urlNavigatorConnected->setActive(active);
 223     }
 224     m_view->setActive(active);
 225
 226 #if HAVE_KACTIVITIES
 227     if (active) {
 228         m_activityResourceInstance->notifyFocusedIn();
 229     } else {
 230         m_activityResourceInstance->notifyFocusedOut();
 231     }
 232 #endif
 233 }
 234
 235 bool DolphinViewContainer::isActive() const
 236 {
 237     return m_view->isActive();
 238 }
 239
 240 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 241 {
 242     m_autoGrabFocus = grab;
 243 }
 244
 245 bool DolphinViewContainer::autoGrabFocus() const
 246 {
 247     return m_autoGrabFocus;
 248 }
 249
 250 QString DolphinViewContainer::currentSearchText() const
 251 {
 252     return m_searchBox->text();
 253 }
 254
 255 const DolphinStatusBar *DolphinViewContainer::statusBar() const
 256 {
 257     return m_statusBar;
 258 }
 259
 260 DolphinStatusBar *DolphinViewContainer::statusBar()
 261 {
 262     return m_statusBar;
 263 }
 264
 265 const DolphinUrlNavigator *DolphinViewContainer::urlNavigator() const
 266 {
 267     return m_urlNavigatorConnected;
 268 }
 269
 270 DolphinUrlNavigator *DolphinViewContainer::urlNavigator()
 271 {
 272     return m_urlNavigatorConnected;
 273 }
 274
 275 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
 276 {
 277     return m_urlNavigator.get();
 278 }
 279
 280 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
 281 {
 282     return m_urlNavigator.get();
 283 }
 284
 285 const DolphinView *DolphinViewContainer::view() const
 286 {
 287     return m_view;
 288 }
 289
 290 DolphinView *DolphinViewContainer::view()
 291 {
 292     return m_view;
 293 }
 294
 295 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
 296 {
 297     Q_CHECK_PTR(urlNavigator);
 298     Q_ASSERT(!m_urlNavigatorConnected);
 299     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
 300     Q_CHECK_PTR(m_view);
 301
 302     urlNavigator->setLocationUrl(m_view->url());
 303     urlNavigator->setShowHiddenFolders(m_view->hiddenFilesShown());
 304     urlNavigator->setSortHiddenFoldersLast(m_view->sortHiddenLast());
 305     if (m_urlNavigatorVisualState) {
 306         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
 307         m_urlNavigatorVisualState.reset();
 308     }
 309     urlNavigator->setActive(isActive());
 310
 311     // Url changes are still done via m_urlNavigator.
 312     connect(urlNavigator, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 313     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 314         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
 315     });
 316     // Aside from these, only visual things need to be connected.
 317     connect(m_view, &DolphinView::urlChanged, urlNavigator, &DolphinUrlNavigator::setLocationUrl);
 318     connect(urlNavigator, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 319
 320     m_urlNavigatorConnected = urlNavigator;
 321 }
 322
 323 void DolphinViewContainer::disconnectUrlNavigator()
 324 {
 325     if (!m_urlNavigatorConnected) {
 326         return;
 327     }
 328
 329     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 330     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped, this, nullptr);
 331     disconnect(m_view, &DolphinView::urlChanged, m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
 332     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 333
 334     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
 335     m_urlNavigatorConnected = nullptr;
 336 }
 337
 338 void DolphinViewContainer::setSelectionModeEnabled(bool enabled, KActionCollection *actionCollection, SelectionMode::BottomBar::Contents bottomBarContents)
 339 {
 340     const bool wasEnabled = m_view->selectionMode();
 341     m_view->setSelectionModeEnabled(enabled);
 342
 343     if (!enabled) {
 344         if (!wasEnabled) {
 345             return; // nothing to do here
 346         }
 347         Q_CHECK_PTR(m_selectionModeTopBar); // there is no point in disabling selectionMode when it wasn't even enabled once.
 348         Q_CHECK_PTR(m_selectionModeBottomBar);
 349         if (m_selectionModeTopBar->isAncestorOf(QApplication::focusWidget()) || m_selectionModeBottomBar->isAncestorOf(QApplication::focusWidget())) {
 350             m_view->setFocus();
 351         }
 352         m_selectionModeTopBar->setVisible(false, WithAnimation);
 353         m_selectionModeBottomBar->setVisible(false, WithAnimation);
 354         Q_EMIT selectionModeChanged(false);
 355         return;
 356     }
 357
 358     if (!m_selectionModeTopBar) {
 359         // Changing the location will disable selection mode.
 360         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
 361             setSelectionModeEnabled(false);
 362         });
 363
 364         m_selectionModeTopBar = new SelectionMode::TopBar(this); // will be created hidden
 365         connect(m_selectionModeTopBar, &SelectionMode::TopBar::selectionModeLeavingRequested, this, [this]() {
 366             setSelectionModeEnabled(false);
 367         });
 368         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
 369     }
 370
 371     if (!m_selectionModeBottomBar) {
 372         m_selectionModeBottomBar = new SelectionMode::BottomBar(actionCollection, this);
 373         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
 374             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
 375         });
 376         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::error, this, [this](const QString &errorMessage) {
 377             showErrorMessage(errorMessage);
 378         });
 379         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::selectionModeLeavingRequested, this, [this]() {
 380             setSelectionModeEnabled(false);
 381         });
 382         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
 383     }
 384     m_selectionModeBottomBar->resetContents(bottomBarContents);
 385     if (bottomBarContents == SelectionMode::BottomBar::GeneralContents) {
 386         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
 387     }
 388
 389     if (!wasEnabled) {
 390         m_selectionModeTopBar->setVisible(true, WithAnimation);
 391         m_selectionModeBottomBar->setVisible(true, WithAnimation);
 392         Q_EMIT selectionModeChanged(true);
 393     }
 394 }
 395
 396 bool DolphinViewContainer::isSelectionModeEnabled() const
 397 {
 398     const bool isEnabled = m_view->selectionMode();
 399     Q_ASSERT((!isEnabled
 400               // We can't assert that the bars are invisible only because the selection mode is disabled because the hide animation might still be playing.
 401               && (!m_selectionModeBottomBar || !m_selectionModeBottomBar->isEnabled() || !m_selectionModeBottomBar->isVisible()
 402                   || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::PasteContents))
 403              || (isEnabled && m_selectionModeTopBar
 404                  && m_selectionModeTopBar->isVisible()
 405                  // 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.
 406                  && m_selectionModeBottomBar
 407                  && (m_selectionModeBottomBar->isVisible() || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::GeneralContents)));
 408     return isEnabled;
 409 }
 410
 411 void DolphinViewContainer::slotSplitTabDisabled()
 412 {
 413     if (m_selectionModeBottomBar) {
 414         m_selectionModeBottomBar->slotSplitTabDisabled();
 415     }
 416 }
 417
 418 void DolphinViewContainer::showMessage(const QString &msg, MessageType type)
 419 {
 420     if (msg.isEmpty()) {
 421         return;
 422     }
 423
 424     m_messageWidget->setText(msg);
 425
 426     // TODO: wrap at arbitrary character positions once QLabel can do this
 427     // https://bugreports.qt.io/browse/QTBUG-1276
 428     m_messageWidget->setWordWrap(true);
 429
 430     switch (type) {
 431     case Information:
 432         m_messageWidget->setMessageType(KMessageWidget::Information);
 433         break;
 434     case Warning:
 435         m_messageWidget->setMessageType(KMessageWidget::Warning);
 436         break;
 437     case Error:
 438         m_messageWidget->setMessageType(KMessageWidget::Error);
 439         break;
 440     default:
 441         Q_ASSERT(false);
 442         break;
 443     }
 444
 445     m_messageWidget->setWordWrap(false);
 446     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 447     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 448
 449     if (m_messageWidget->isVisible()) {
 450         m_messageWidget->hide();
 451     }
 452     m_messageWidget->animatedShow();
 453 }
 454
 455 void DolphinViewContainer::readSettings()
 456 {
 457     // The startup settings should (only) get applied if they have been
 458     // modified by the user. Otherwise keep the (possibly) different current
 459     // setting of the filterbar.
 460     if (GeneralSettings::modifiedStartupSettings()) {
 461         setFilterBarVisible(GeneralSettings::filterBar());
 462     }
 463
 464     m_view->readSettings();
 465     m_statusBar->readSettings();
 466 }
 467
 468 bool DolphinViewContainer::isFilterBarVisible() const
 469 {
 470     return m_filterBar->isVisible();
 471 }
 472
 473 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 474 {
 475     m_searchBox->setVisible(enabled);
 476
 477     if (enabled) {
 478         const QUrl &locationUrl = m_urlNavigator->locationUrl();
 479         m_searchBox->fromSearchUrl(locationUrl);
 480     }
 481
 482     if (enabled == isSearchModeEnabled()) {
 483         if (enabled && !m_searchBox->hasFocus()) {
 484             m_searchBox->setFocus();
 485             m_searchBox->selectAll();
 486         }
 487         return;
 488     }
 489
 490     if (!enabled) {
 491         m_view->setViewPropertiesContext(QString());
 492
 493         // Restore the URL for the URL navigator. If Dolphin has been
 494         // started with a search-URL, the home URL is used as fallback.
 495         QUrl url = m_searchBox->searchPath();
 496         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 497             url = Dolphin::homeUrl();
 498         }
 499         m_urlNavigatorConnected->setLocationUrl(url);
 500     }
 501
 502     m_searchModeEnabled = enabled;
 503
 504     Q_EMIT searchModeEnabledChanged(enabled);
 505 }
 506
 507 bool DolphinViewContainer::isSearchModeEnabled() const
 508 {
 509     return m_searchModeEnabled;
 510 }
 511
 512 QString DolphinViewContainer::placesText() const
 513 {
 514     QString text;
 515
 516     if (isSearchModeEnabled()) {
 517         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 518     } else {
 519         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 520         if (text.isEmpty()) {
 521             text = url().host();
 522         }
 523         if (text.isEmpty()) {
 524             text = url().scheme();
 525         }
 526     }
 527
 528     return text;
 529 }
 530
 531 void DolphinViewContainer::reload()
 532 {
 533     view()->reload();
 534     m_messageWidget->hide();
 535 }
 536
 537 QString DolphinViewContainer::captionWindowTitle() const
 538 {
 539     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 540         if (!url().isLocalFile()) {
 541             return url().adjusted(QUrl::StripTrailingSlash).toString();
 542         }
 543         return url().adjusted(QUrl::StripTrailingSlash).path();
 544     } else {
 545         return DolphinViewContainer::caption();
 546     }
 547 }
 548
 549 QString DolphinViewContainer::caption() const
 550 {
 551     if (isSearchModeEnabled()) {
 552         if (currentSearchText().isEmpty()) {
 553             return i18n("Search");
 554         } else {
 555             return i18n("Search for %1", currentSearchText());
 556         }
 557     }
 558
 559     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 560     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
 561     const auto &matchedPlaces =
 562         placesModel->match(placesModel->index(0, 0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
 563
 564     if (!matchedPlaces.isEmpty()) {
 565         return placesModel->text(matchedPlaces.first());
 566     }
 567
 568     if (!url().isLocalFile()) {
 569         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 570         QString caption;
 571         if (!adjustedUrl.fileName().isEmpty()) {
 572             caption = adjustedUrl.fileName();
 573         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 574             caption = adjustedUrl.path();
 575         } else if (!adjustedUrl.host().isEmpty()) {
 576             caption = adjustedUrl.host();
 577         } else {
 578             caption = adjustedUrl.toString();
 579         }
 580         return caption;
 581     }
 582
 583     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 584     if (fileName.isEmpty()) {
 585         fileName = '/';
 586     }
 587
 588     return fileName;
 589 }
 590
 591 void DolphinViewContainer::setUrl(const QUrl &newUrl)
 592 {
 593     if (newUrl != m_urlNavigator->locationUrl()) {
 594         m_urlNavigator->setLocationUrl(newUrl);
 595     }
 596
 597 #if HAVE_KACTIVITIES
 598     m_activityResourceInstance->setUri(newUrl);
 599 #endif
 600 }
 601
 602 void DolphinViewContainer::setFilterBarVisible(bool visible)
 603 {
 604     Q_ASSERT(m_filterBar);
 605     if (visible) {
 606         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 607         m_filterBar->show();
 608         m_filterBar->setFocus();
 609         m_filterBar->selectAll();
 610     } else {
 611         closeFilterBar();
 612     }
 613 }
 614
 615 void DolphinViewContainer::delayedStatusBarUpdate()
 616 {
 617     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 618         // No update of the statusbar has been done during the last 2 seconds,
 619         // although an update has been requested. Trigger an immediate update.
 620         m_statusBarTimer->stop();
 621         updateStatusBar();
 622     } else {
 623         // Invoke updateStatusBar() with a small delay. This assures that
 624         // when a lot of delayedStatusBarUpdates() are done in a short time,
 625         // no bottleneck is given.
 626         m_statusBarTimer->start();
 627     }
 628 }
 629
 630 void DolphinViewContainer::updateStatusBar()
 631 {
 632     m_statusBarTimestamp.start();
 633     m_view->requestStatusBarText();
 634 }
 635
 636 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 637 {
 638     if (m_statusBar->progressText().isEmpty()) {
 639         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder…"));
 640     }
 641     m_statusBar->setProgress(percent);
 642 }
 643
 644 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 645 {
 646     if (m_statusBar->progressText().isEmpty()) {
 647         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting…"));
 648     }
 649     m_statusBar->setProgress(percent);
 650 }
 651
 652 void DolphinViewContainer::slotDirectoryLoadingStarted()
 653 {
 654     if (isSearchUrl(url())) {
 655         // Search KIO-slaves usually don't provide any progress information. Give
 656         // a hint to the user that a searching is done:
 657         updateStatusBar();
 658         m_statusBar->setProgressText(i18nc("@info", "Searching…"));
 659         m_statusBar->setProgress(-1);
 660     } else {
 661         // Trigger an undetermined progress indication. The progress
 662         // information in percent will be triggered by the percent() signal
 663         // of the directory lister later.
 664         m_statusBar->setProgressText(QString());
 665         updateDirectoryLoadingProgress(-1);
 666     }
 667 }
 668
 669 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 670 {
 671     if (!m_statusBar->progressText().isEmpty()) {
 672         m_statusBar->setProgressText(QString());
 673         m_statusBar->setProgress(100);
 674     }
 675
 676     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 677         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 678         // of showing the default status bar information ("0 items") a more helpful information is given:
 679         m_statusBar->setText(i18nc("@info:status", "No items found."));
 680     } else {
 681         updateStatusBar();
 682     }
 683 }
 684
 685 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 686 {
 687     if (!m_statusBar->progressText().isEmpty()) {
 688         m_statusBar->setProgressText(QString());
 689         m_statusBar->setProgress(100);
 690     }
 691
 692     m_statusBar->setText(QString());
 693 }
 694
 695 void DolphinViewContainer::slotUrlIsFileError(const QUrl &url)
 696 {
 697     const KFileItem item(url);
 698
 699     // Find out if the file can be opened in the view (for example, this is the
 700     // case if the file is an archive). The mime type must be known for that.
 701     item.determineMimeType();
 702     const QUrl &folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 703     if (!folderUrl.isEmpty()) {
 704         setUrl(folderUrl);
 705     } else {
 706         slotItemActivated(item);
 707     }
 708 }
 709
 710 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
 711 {
 712     // It is possible to activate items on inactive views by
 713     // drag & drop operations. Assure that activating an item always
 714     // results in an active view.
 715     m_view->setActive(true);
 716
 717     const QUrl &url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 718     if (!url.isEmpty()) {
 719         const auto modifiers = QGuiApplication::keyboardModifiers();
 720         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
 721         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
 722             Q_EMIT activeTabRequested(url);
 723         } else if (modifiers & Qt::ControlModifier) {
 724             Q_EMIT tabRequested(url);
 725         } else if (modifiers & Qt::ShiftModifier) {
 726             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
 727         } else {
 728             setUrl(url);
 729         }
 730         return;
 731     }
 732
 733     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
 734 #if KIO_VERSION >= QT_VERSION_CHECK(5, 98, 0)
 735     job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 736 #else
 737     job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 738 #endif
 739     job->setShowOpenOrExecuteDialog(true);
 740     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 741     job->start();
 742 }
 743
 744 void DolphinViewContainer::slotfileMiddleClickActivated(const KFileItem &item)
 745 {
 746     KService::List services = KApplicationTrader::queryByMimeType(item.mimetype());
 747
 748     if (services.length() >= 2) {
 749         auto service = services.at(1);
 750
 751         KIO::ApplicationLauncherJob *job = new KIO::ApplicationLauncherJob(service, this);
 752         job->setUrls({item.url()});
 753
 754 #if KIO_VERSION >= QT_VERSION_CHECK(5, 98, 0)
 755         job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 756 #else
 757         job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 758 #endif
 759         connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 760         job->start();
 761     }
 762 }
 763
 764 void DolphinViewContainer::slotItemsActivated(const KFileItemList &items)
 765 {
 766     Q_ASSERT(items.count() >= 2);
 767
 768     KFileItemActions fileItemActions(this);
 769     fileItemActions.runPreferredApplications(items);
 770 }
 771
 772 void DolphinViewContainer::showItemInfo(const KFileItem &item)
 773 {
 774     if (item.isNull()) {
 775         m_statusBar->resetToDefaultText();
 776     } else {
 777         m_statusBar->setText(item.getStatusBarInfo());
 778     }
 779 }
 780
 781 void DolphinViewContainer::closeFilterBar()
 782 {
 783     m_filterBar->closeFilterBar();
 784     m_view->setFocus();
 785     Q_EMIT showFilterBarChanged(false);
 786 }
 787
 788 void DolphinViewContainer::clearFilterBar()
 789 {
 790     m_filterBar->clearIfUnlocked();
 791 }
 792
 793 void DolphinViewContainer::setNameFilter(const QString &nameFilter)
 794 {
 795     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 796     m_view->setNameFilter(nameFilter);
 797     delayedStatusBarUpdate();
 798 }
 799
 800 void DolphinViewContainer::activate()
 801 {
 802     setActive(true);
 803 }
 804
 805 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl &)
 806 {
 807     saveViewState();
 808 }
 809
 810 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl &url)
 811 {
 812     if (m_urlNavigatorConnected) {
 813         m_urlNavigatorConnected->slotReturnPressed();
 814     }
 815
 816     if (KProtocolManager::supportsListing(url)) {
 817         setSearchModeEnabled(isSearchUrl(url));
 818         m_view->setUrl(url);
 819         tryRestoreViewState();
 820
 821         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 822             // When an URL has been entered, the view should get the focus.
 823             // The focus must be requested asynchronously, as changing the URL might create
 824             // a new view widget.
 825             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 826         }
 827     } else if (KProtocolManager::isSourceProtocol(url)) {
 828         if (url.scheme().startsWith(QLatin1String("http"))) {
 829             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 830                               "Dolphin does not support web pages, the web browser has been launched"),
 831                         Information);
 832         } else {
 833             showMessage(i18nc("@info:status", "Protocol not supported by Dolphin, default application has been launched"), Information);
 834         }
 835
 836         QDesktopServices::openUrl(url);
 837         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 838     } else {
 839         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 840         m_urlNavigator->goBack();
 841     }
 842 }
 843
 844 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl &url)
 845 {
 846     m_view->markUrlsAsSelected({url});
 847     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 848 }
 849
 850 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
 851 {
 852     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 853 }
 854
 855 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
 856 {
 857     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 858 }
 859
 860 void DolphinViewContainer::redirect(const QUrl &oldUrl, const QUrl &newUrl)
 861 {
 862     Q_UNUSED(oldUrl)
 863     const bool block = m_urlNavigator->signalsBlocked();
 864     m_urlNavigator->blockSignals(true);
 865
 866     // Assure that the location state is reset for redirection URLs. This
 867     // allows to skip redirection URLs when going back or forward in the
 868     // URL history.
 869     m_urlNavigator->saveLocationState(QByteArray());
 870     m_urlNavigator->setLocationUrl(newUrl);
 871     setSearchModeEnabled(isSearchUrl(newUrl));
 872
 873     m_urlNavigator->blockSignals(block);
 874 }
 875
 876 void DolphinViewContainer::requestFocus()
 877 {
 878     m_view->setFocus();
 879 }
 880
 881 void DolphinViewContainer::startSearching()
 882 {
 883     Q_CHECK_PTR(m_urlNavigatorConnected);
 884     const QUrl url = m_searchBox->urlForSearching();
 885     if (url.isValid() && !url.isEmpty()) {
 886         m_view->setViewPropertiesContext(QStringLiteral("search"));
 887         m_urlNavigatorConnected->setLocationUrl(url);
 888     }
 889 }
 890
 891 void DolphinViewContainer::closeSearchBox()
 892 {
 893     setSearchModeEnabled(false);
 894 }
 895
 896 void DolphinViewContainer::stopDirectoryLoading()
 897 {
 898     m_view->stopLoading();
 899     m_statusBar->setProgress(100);
 900 }
 901
 902 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 903 {
 904     m_view->setZoomLevel(zoomLevel);
 905 }
 906
 907 void DolphinViewContainer::showErrorMessage(const QString &msg)
 908 {
 909     showMessage(msg, Error);
 910 }
 911
 912 void DolphinViewContainer::slotPlacesModelChanged()
 913 {
 914     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 915         Q_EMIT captionChanged();
 916     }
 917 }
 918
 919 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
 920 {
 921     if (m_urlNavigatorConnected) {
 922         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
 923     }
 924 }
 925
 926 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
 927 {
 928     if (m_urlNavigatorConnected) {
 929         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
 930     }
 931 }
 932
 933 void DolphinViewContainer::slotCurrentDirectoryRemoved()
 934 {
 935     const QString location(url().toDisplayString(QUrl::PreferLocalFile));
 936     if (url().isLocalFile()) {
 937         const QString dirPath = url().toLocalFile();
 938         const QString newPath = getNearestExistingAncestorOfPath(dirPath);
 939         const QUrl newUrl = QUrl::fromLocalFile(newPath);
 940         setUrl(newUrl);
 941     }
 942
 943     showMessage(xi18n("Current location changed, <filename>%1</filename> is no longer accessible.", location), Warning);
 944 }
 945
 946 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
 947 {
 948     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
 949         showErrorMessage(job->errorString());
 950     }
 951 }
 952
 953 bool DolphinViewContainer::isSearchUrl(const QUrl &url) const
 954 {
 955     return url.scheme().contains(QLatin1String("search"));
 956 }
 957
 958 void DolphinViewContainer::saveViewState()
 959 {
 960     QByteArray locationState;
 961     QDataStream stream(&locationState, QIODevice::WriteOnly);
 962     m_view->saveState(stream);
 963     m_urlNavigator->saveLocationState(locationState);
 964 }
 965
 966 void DolphinViewContainer::tryRestoreViewState()
 967 {
 968     QByteArray locationState = m_urlNavigator->locationState();
 969     if (!locationState.isEmpty()) {
 970         QDataStream stream(&locationState, QIODevice::ReadOnly);
 971         m_view->restoreState(stream);
 972     }
 973 }
 974
 975 QString DolphinViewContainer::getNearestExistingAncestorOfPath(const QString &path) const
 976 {
 977     QDir dir(path);
 978     do {
 979         dir.setPath(QDir::cleanPath(dir.filePath(QStringLiteral(".."))));
 980     } while (!dir.exists() && !dir.isRoot());
 981
 982     return dir.exists() ? dir.path() : QString{};
 983 }
 984
 985 #include "moc_dolphinviewcontainer.cpp"