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_generalsettings.h"
  10 #include "dolphindebug.h"
  11 #include "dolphinplacesmodelsingleton.h"
  12 #include "filterbar/filterbar.h"
  13 #include "global.h"
  14 #include "search/dolphinsearchbox.h"
  15 #include "statusbar/dolphinstatusbar.h"
  16 #include "views/viewmodecontroller.h"
  17 #include "views/viewproperties.h"
  18 #include "dolphin_detailsmodesettings.h"
  19
  20 #ifdef HAVE_KACTIVITIES
  21 #include <KActivities/ResourceInstance>
  22 #endif
  23 #include <KFileItemActions>
  24 #include <KFilePlacesModel>
  25 #include <KIO/PreviewJob>
  26 #include <KIO/OpenUrlJob>
  27 #include <KIO/JobUiDelegate>
  28 #include <KLocalizedString>
  29 #include <KMessageWidget>
  30 #include <KProtocolManager>
  31 #include <KShell>
  32 #include <KUrlComboBox>
  33 #include <KUrlNavigator>
  34
  35 #include <QDropEvent>
  36 #include <QLoggingCategory>
  37 #include <QMimeData>
  38 #include <QTimer>
  39 #include <QUrl>
  40 #include <QVBoxLayout>
  41 #include <QDesktopServices>
  42
  43 DolphinViewContainer::DolphinViewContainer(const QUrl& url, QWidget* parent) :
  44     QWidget(parent),
  45     m_topLayout(nullptr),
  46     m_urlNavigator{new DolphinUrlNavigator(url)},
  47     m_urlNavigatorConnected{nullptr},
  48     m_searchBox(nullptr),
  49     m_searchModeEnabled(false),
  50     m_messageWidget(nullptr),
  51     m_view(nullptr),
  52     m_filterBar(nullptr),
  53     m_statusBar(nullptr),
  54     m_statusBarTimer(nullptr),
  55     m_statusBarTimestamp(),
  56     m_autoGrabFocus(true)
  57 #ifdef HAVE_KACTIVITIES
  58     , m_activityResourceInstance(nullptr)
  59 #endif
  60 {
  61     hide();
  62
  63     m_topLayout = new QVBoxLayout(this);
  64     m_topLayout->setSpacing(0);
  65     m_topLayout->setContentsMargins(0, 0, 0, 0);
  66
  67     m_searchBox = new DolphinSearchBox(this);
  68     m_searchBox->hide();
  69     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
  70     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
  71     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
  72     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
  73     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
  74         "<para>This helps you find files and folders. Enter a <emphasis>"
  75         "search term</emphasis> and specify search settings with the "
  76         "buttons at the bottom:<list><item>Filename/Content: "
  77         "Does the item you are looking for contain the search terms "
  78         "within its filename or its contents?<nl/>The contents of images, "
  79         "audio files and videos will not be searched.</item><item>"
  80         "From Here/Everywhere: Do you want to search in this "
  81         "folder and its sub-folders or everywhere?</item><item>"
  82         "More Options: Click this to search by media type, access "
  83         "time or rating.</item><item>More Search Tools: Install other "
  84         "means to find an item.</item></list></para>"));
  85
  86     m_messageWidget = new KMessageWidget(this);
  87     m_messageWidget->setCloseButtonVisible(true);
  88     m_messageWidget->hide();
  89
  90 #ifndef Q_OS_WIN
  91     if (getuid() == 0) {
  92
  93         // We must be logged in as the root user; show a big scary warning
  94         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
  95     }
  96 #endif
  97
  98     // Initialize filter bar
  99     m_filterBar = new FilterBar(this);
 100     m_filterBar->setVisible(GeneralSettings::filterBar());
 101
 102     connect(m_filterBar, &FilterBar::filterChanged,
 103             this, &DolphinViewContainer::setNameFilter);
 104     connect(m_filterBar, &FilterBar::closeRequest,
 105             this, &DolphinViewContainer::closeFilterBar);
 106     connect(m_filterBar, &FilterBar::focusViewRequest,
 107             this, &DolphinViewContainer::requestFocus);
 108
 109     // Initialize the main view
 110     m_view = new DolphinView(url, this);
 111     connect(m_view, &DolphinView::urlChanged,
 112             m_filterBar, &FilterBar::slotUrlChanged);
 113     connect(m_view, &DolphinView::urlChanged,
 114             m_messageWidget, &KMessageWidget::hide);
 115     // m_urlNavigator stays in sync with m_view's location changes and
 116     // keeps track of them so going back and forth in the history works.
 117     connect(m_view, &DolphinView::urlChanged,
 118             m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 119     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged,
 120             this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 121     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged,
 122             this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 123     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested,
 124             this, &DolphinViewContainer::slotUrlSelectionRequested);
 125     connect(m_view, &DolphinView::writeStateChanged,
 126             this, &DolphinViewContainer::writeStateChanged);
 127     connect(m_view, &DolphinView::requestItemInfo,
 128             this, &DolphinViewContainer::showItemInfo);
 129     connect(m_view, &DolphinView::itemActivated,
 130             this, &DolphinViewContainer::slotItemActivated);
 131     connect(m_view, &DolphinView::itemsActivated,
 132             this, &DolphinViewContainer::slotItemsActivated);
 133     connect(m_view, &DolphinView::redirection,
 134             this, &DolphinViewContainer::redirect);
 135     connect(m_view, &DolphinView::directoryLoadingStarted,
 136             this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 137     connect(m_view, &DolphinView::directoryLoadingCompleted,
 138             this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 139     connect(m_view, &DolphinView::directoryLoadingCanceled,
 140             this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 141     connect(m_view, &DolphinView::itemCountChanged,
 142             this, &DolphinViewContainer::delayedStatusBarUpdate);
 143     connect(m_view, &DolphinView::directoryLoadingProgress,
 144             this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 145     connect(m_view, &DolphinView::directorySortingProgress,
 146             this, &DolphinViewContainer::updateDirectorySortingProgress);
 147     connect(m_view, &DolphinView::selectionChanged,
 148             this, &DolphinViewContainer::delayedStatusBarUpdate);
 149     connect(m_view, &DolphinView::errorMessage,
 150             this, &DolphinViewContainer::showErrorMessage);
 151     connect(m_view, &DolphinView::urlIsFileError,
 152             this, &DolphinViewContainer::slotUrlIsFileError);
 153     connect(m_view, &DolphinView::activated,
 154             this, &DolphinViewContainer::activate);
 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,
 161             m_statusBar, &DolphinStatusBar::setUrl);
 162     connect(m_view, &DolphinView::zoomLevelChanged,
 163             m_statusBar, &DolphinStatusBar::setZoomLevel);
 164     connect(m_view, &DolphinView::infoMessage,
 165             m_statusBar, &DolphinStatusBar::setText);
 166     connect(m_view, &DolphinView::operationCompletedMessage,
 167             m_statusBar, &DolphinStatusBar::setText);
 168     connect(m_statusBar, &DolphinStatusBar::stopPressed,
 169             this, &DolphinViewContainer::stopDirectoryLoading);
 170     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged,
 171             this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 172
 173     m_statusBarTimer = new QTimer(this);
 174     m_statusBarTimer->setSingleShot(true);
 175     m_statusBarTimer->setInterval(300);
 176     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 177
 178     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 179     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 180             this, &DolphinViewContainer::delayedStatusBarUpdate);
 181
 182     m_topLayout->addWidget(m_searchBox);
 183     m_topLayout->addWidget(m_messageWidget);
 184     m_topLayout->addWidget(m_view);
 185     m_topLayout->addWidget(m_filterBar);
 186     m_topLayout->addWidget(m_statusBar);
 187
 188     setSearchModeEnabled(isSearchUrl(url));
 189
 190     connect(DetailsModeSettings::self(), &KCoreConfigSkeleton::configChanged, this, [=]() {
 191         if (view()->mode() == DolphinView::Mode::DetailsView) {
 192             view()->reload();
 193         }
 194     });
 195
 196     // Initialize kactivities resource instance
 197
 198 #ifdef 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 void DolphinViewContainer::setActive(bool active)
 214 {
 215     m_searchBox->setActive(active);
 216     if (m_urlNavigatorConnected) {
 217         m_urlNavigatorConnected->setActive(active);
 218     }
 219     m_view->setActive(active);
 220
 221 #ifdef HAVE_KACTIVITIES
 222     if (active) {
 223         m_activityResourceInstance->notifyFocusedIn();
 224     } else {
 225         m_activityResourceInstance->notifyFocusedOut();
 226     }
 227 #endif
 228 }
 229
 230 bool DolphinViewContainer::isActive() const
 231 {
 232     return m_view->isActive();
 233 }
 234
 235 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 236 {
 237     m_autoGrabFocus = grab;
 238 }
 239
 240 bool DolphinViewContainer::autoGrabFocus() const
 241 {
 242     return m_autoGrabFocus;
 243 }
 244
 245 QString DolphinViewContainer::currentSearchText() const
 246 {
 247      return m_searchBox->text();
 248 }
 249
 250 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 251 {
 252     return m_statusBar;
 253 }
 254
 255 DolphinStatusBar* DolphinViewContainer::statusBar()
 256 {
 257     return m_statusBar;
 258 }
 259
 260 const DolphinUrlNavigator* DolphinViewContainer::urlNavigator() const
 261 {
 262     return m_urlNavigatorConnected;
 263 }
 264
 265 DolphinUrlNavigator* DolphinViewContainer::urlNavigator()
 266 {
 267     return m_urlNavigatorConnected;
 268 }
 269
 270 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
 271 {
 272     return m_urlNavigator.get();
 273 }
 274
 275 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
 276 {
 277     return m_urlNavigator.get();
 278 }
 279
 280 const DolphinView* DolphinViewContainer::view() const
 281 {
 282     return m_view;
 283 }
 284
 285 DolphinView* DolphinViewContainer::view()
 286 {
 287     return m_view;
 288 }
 289
 290 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
 291 {
 292     Q_CHECK_PTR(urlNavigator);
 293     Q_ASSERT(!m_urlNavigatorConnected);
 294     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
 295     Q_CHECK_PTR(m_view);
 296
 297     urlNavigator->setLocationUrl(m_view->url());
 298     if (m_urlNavigatorVisualState) {
 299         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
 300         m_urlNavigatorVisualState.reset();
 301     }
 302     urlNavigator->setActive(isActive());
 303
 304     // Url changes are still done via m_urlNavigator.
 305     connect(urlNavigator, &DolphinUrlNavigator::urlChanged,
 306             m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 307     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped,
 308             this, [=](const QUrl &destination, QDropEvent *event) {
 309         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
 310     });
 311     // Aside from these, only visual things need to be connected.
 312     connect(m_view, &DolphinView::urlChanged,
 313             urlNavigator, &DolphinUrlNavigator::setLocationUrl);
 314     connect(urlNavigator, &DolphinUrlNavigator::activated,
 315             this, &DolphinViewContainer::activate);
 316
 317     m_urlNavigatorConnected = urlNavigator;
 318 }
 319
 320 void DolphinViewContainer::disconnectUrlNavigator()
 321 {
 322     if (!m_urlNavigatorConnected) {
 323         return;
 324     }
 325
 326     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged,
 327                m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 328     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped,
 329                this, nullptr);
 330     disconnect(m_view, &DolphinView::urlChanged,
 331                m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
 332     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated,
 333                this, &DolphinViewContainer::activate);
 334
 335     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
 336     m_urlNavigatorConnected = nullptr;
 337 }
 338
 339 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 340 {
 341     if (msg.isEmpty()) {
 342         return;
 343     }
 344
 345     m_messageWidget->setText(msg);
 346
 347     // TODO: wrap at arbitrary character positions once QLabel can do this
 348     // https://bugreports.qt.io/browse/QTBUG-1276
 349     m_messageWidget->setWordWrap(true);
 350
 351     switch (type) {
 352     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 353     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 354     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 355     default:
 356         Q_ASSERT(false);
 357         break;
 358     }
 359
 360     m_messageWidget->setWordWrap(false);
 361     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 362     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 363
 364     if (m_messageWidget->isVisible()) {
 365         m_messageWidget->hide();
 366     }
 367     m_messageWidget->animatedShow();
 368 }
 369
 370 void DolphinViewContainer::readSettings()
 371 {
 372     // The startup settings should (only) get applied if they have been
 373     // modified by the user. Otherwise keep the (possibly) different current
 374     // setting of the filterbar.
 375     if (GeneralSettings::modifiedStartupSettings()) {
 376         setFilterBarVisible(GeneralSettings::filterBar());
 377     }
 378
 379     m_view->readSettings();
 380     m_statusBar->readSettings();
 381 }
 382
 383 bool DolphinViewContainer::isFilterBarVisible() const
 384 {
 385     return m_filterBar->isVisible();
 386 }
 387
 388 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 389 {
 390     m_searchBox->setVisible(enabled);
 391
 392     if (enabled) {
 393         const QUrl& locationUrl = m_urlNavigator->locationUrl();
 394         m_searchBox->fromSearchUrl(locationUrl);
 395     }
 396
 397     if (enabled == isSearchModeEnabled()) {
 398         if (enabled && !m_searchBox->hasFocus()) {
 399             m_searchBox->setFocus();
 400             m_searchBox->selectAll();
 401         }
 402         return;
 403     }
 404
 405     if (!enabled) {
 406         m_view->setViewPropertiesContext(QString());
 407
 408         // Restore the URL for the URL navigator. If Dolphin has been
 409         // started with a search-URL, the home URL is used as fallback.
 410         QUrl url = m_searchBox->searchPath();
 411         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 412             url = Dolphin::homeUrl();
 413         }
 414         m_urlNavigatorConnected->setLocationUrl(url);
 415     }
 416
 417     m_searchModeEnabled = enabled;
 418
 419     Q_EMIT searchModeEnabledChanged(enabled);
 420 }
 421
 422 bool DolphinViewContainer::isSearchModeEnabled() const
 423 {
 424     return m_searchModeEnabled;
 425 }
 426
 427 QString DolphinViewContainer::placesText() const
 428 {
 429     QString text;
 430
 431     if (isSearchModeEnabled()) {
 432         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 433     } else {
 434         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 435         if (text.isEmpty()) {
 436             text = url().host();
 437         }
 438         if (text.isEmpty()) {
 439             text = url().scheme();
 440         }
 441     }
 442
 443     return text;
 444 }
 445
 446 void DolphinViewContainer::reload()
 447 {
 448     view()->reload();
 449     m_messageWidget->hide();
 450 }
 451
 452 QString DolphinViewContainer::captionWindowTitle() const
 453 {
 454     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 455         if (!url().isLocalFile()) {
 456             return url().adjusted(QUrl::StripTrailingSlash).toString();
 457         }
 458         return url().adjusted(QUrl::StripTrailingSlash).path();
 459     } else {
 460         return DolphinViewContainer::caption();
 461     }
 462 }
 463
 464 QString DolphinViewContainer::caption() const
 465 {
 466     if (isSearchModeEnabled()) {
 467         if (currentSearchText().isEmpty()){
 468             return i18n("Search");
 469         } else {
 470             return i18n("Search for %1", currentSearchText());
 471         }
 472     }
 473
 474     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 475     const auto& matchedPlaces = placesModel->match(placesModel->index(0,0), KFilePlacesModel::UrlRole, QUrl(url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?")), 1, Qt::MatchRegExp);
 476
 477     if (!matchedPlaces.isEmpty()) {
 478         return placesModel->text(matchedPlaces.first());
 479     }
 480
 481
 482     if (!url().isLocalFile()) {
 483         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 484         QString caption;
 485         if (!adjustedUrl.fileName().isEmpty()) {
 486             caption = adjustedUrl.fileName();
 487         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 488             caption = adjustedUrl.path();
 489         } else if (!adjustedUrl.host().isEmpty()) {
 490             caption = adjustedUrl.host();
 491         } else {
 492             caption = adjustedUrl.toString();
 493         }
 494         return caption;
 495     }
 496
 497     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 498     if (fileName.isEmpty()) {
 499         fileName = '/';
 500     }
 501
 502     return fileName;
 503 }
 504
 505 void DolphinViewContainer::setUrl(const QUrl& newUrl)
 506 {
 507     if (newUrl != m_urlNavigator->locationUrl()) {
 508         m_urlNavigator->setLocationUrl(newUrl);
 509     }
 510
 511 #ifdef HAVE_KACTIVITIES
 512     m_activityResourceInstance->setUri(newUrl);
 513 #endif
 514 }
 515
 516 void DolphinViewContainer::setFilterBarVisible(bool visible)
 517 {
 518     Q_ASSERT(m_filterBar);
 519     if (visible) {
 520         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 521         m_filterBar->show();
 522         m_filterBar->setFocus();
 523         m_filterBar->selectAll();
 524     } else {
 525         closeFilterBar();
 526     }
 527 }
 528
 529 void DolphinViewContainer::delayedStatusBarUpdate()
 530 {
 531     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 532         // No update of the statusbar has been done during the last 2 seconds,
 533         // although an update has been requested. Trigger an immediate update.
 534         m_statusBarTimer->stop();
 535         updateStatusBar();
 536     } else {
 537         // Invoke updateStatusBar() with a small delay. This assures that
 538         // when a lot of delayedStatusBarUpdates() are done in a short time,
 539         // no bottleneck is given.
 540         m_statusBarTimer->start();
 541     }
 542 }
 543
 544 void DolphinViewContainer::updateStatusBar()
 545 {
 546     m_statusBarTimestamp.start();
 547
 548     const QString text = m_view->statusBarText();
 549     m_statusBar->setDefaultText(text);
 550     m_statusBar->resetToDefaultText();
 551 }
 552
 553 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 554 {
 555     if (m_statusBar->progressText().isEmpty()) {
 556         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 557     }
 558     m_statusBar->setProgress(percent);
 559 }
 560
 561 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 562 {
 563     if (m_statusBar->progressText().isEmpty()) {
 564         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 565     }
 566     m_statusBar->setProgress(percent);
 567 }
 568
 569 void DolphinViewContainer::slotDirectoryLoadingStarted()
 570 {
 571     if (isSearchUrl(url())) {
 572         // Search KIO-slaves usually don't provide any progress information. Give
 573         // a hint to the user that a searching is done:
 574         updateStatusBar();
 575         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 576         m_statusBar->setProgress(-1);
 577     } else {
 578         // Trigger an undetermined progress indication. The progress
 579         // information in percent will be triggered by the percent() signal
 580         // of the directory lister later.
 581         m_statusBar->setProgressText(QString());
 582         updateDirectoryLoadingProgress(-1);
 583     }
 584 }
 585
 586 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 587 {
 588     if (!m_statusBar->progressText().isEmpty()) {
 589         m_statusBar->setProgressText(QString());
 590         m_statusBar->setProgress(100);
 591     }
 592
 593     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 594         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 595         // of showing the default status bar information ("0 items") a more helpful information is given:
 596         m_statusBar->setText(i18nc("@info:status", "No items found."));
 597     } else {
 598         updateStatusBar();
 599     }
 600 }
 601
 602 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 603 {
 604     if (!m_statusBar->progressText().isEmpty()) {
 605         m_statusBar->setProgressText(QString());
 606         m_statusBar->setProgress(100);
 607     }
 608
 609     m_statusBar->setText(QString());
 610 }
 611
 612 void DolphinViewContainer::slotUrlIsFileError(const QUrl& url)
 613 {
 614     const KFileItem item(url);
 615
 616     // Find out if the file can be opened in the view (for example, this is the
 617     // case if the file is an archive). The mime type must be known for that.
 618     item.determineMimeType();
 619     const QUrl& folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 620     if (!folderUrl.isEmpty()) {
 621         setUrl(folderUrl);
 622     } else {
 623         slotItemActivated(item);
 624     }
 625 }
 626
 627 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
 628 {
 629     // It is possible to activate items on inactive views by
 630     // drag & drop operations. Assure that activating an item always
 631     // results in an active view.
 632     m_view->setActive(true);
 633
 634     const QUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 635     if (!url.isEmpty()) {
 636         setUrl(url);
 637         return;
 638     }
 639
 640     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl());
 641     job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 642     job->setShowOpenOrExecuteDialog(true);
 643     job->start();
 644 }
 645
 646 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 647 {
 648     Q_ASSERT(items.count() >= 2);
 649
 650     KFileItemActions fileItemActions(this);
 651     fileItemActions.runPreferredApplications(items, QString());
 652 }
 653
 654 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 655 {
 656     if (item.isNull()) {
 657         m_statusBar->resetToDefaultText();
 658     } else {
 659         m_statusBar->setText(item.getStatusBarInfo());
 660     }
 661 }
 662
 663 void DolphinViewContainer::closeFilterBar()
 664 {
 665     m_filterBar->closeFilterBar();
 666     m_view->setFocus();
 667     Q_EMIT showFilterBarChanged(false);
 668 }
 669
 670 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 671 {
 672     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 673     m_view->setNameFilter(nameFilter);
 674     delayedStatusBarUpdate();
 675 }
 676
 677 void DolphinViewContainer::activate()
 678 {
 679     setActive(true);
 680 }
 681
 682 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl&)
 683 {
 684     saveViewState();
 685 }
 686
 687 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl& url)
 688 {
 689     if (m_urlNavigatorConnected) {
 690         m_urlNavigatorConnected->slotReturnPressed();
 691     }
 692
 693     if (KProtocolManager::supportsListing(url)) {
 694         setSearchModeEnabled(isSearchUrl(url));
 695         m_view->setUrl(url);
 696         tryRestoreViewState();
 697
 698         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 699             // When an URL has been entered, the view should get the focus.
 700             // The focus must be requested asynchronously, as changing the URL might create
 701             // a new view widget.
 702             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 703         }
 704     } else if (KProtocolManager::isSourceProtocol(url)) {
 705         if (url.scheme().startsWith(QLatin1String("http"))) {
 706             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 707                               "Dolphin does not support web pages, the web browser has been launched"),
 708                         Information);
 709         } else {
 710             showMessage(i18nc("@info:status",
 711                               "Protocol not supported by Dolphin, default application has been launched"),
 712                         Information);
 713         }
 714
 715         QDesktopServices::openUrl(url);
 716         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 717     } else {
 718         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 719         m_urlNavigator->goBack();
 720     }
 721 }
 722
 723 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl& url)
 724 {
 725     m_view->markUrlsAsSelected({url});
 726     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 727 }
 728
 729 void DolphinViewContainer::redirect(const QUrl& oldUrl, const QUrl& newUrl)
 730 {
 731     Q_UNUSED(oldUrl)
 732     const bool block = m_urlNavigator->signalsBlocked();
 733     m_urlNavigator->blockSignals(true);
 734
 735     // Assure that the location state is reset for redirection URLs. This
 736     // allows to skip redirection URLs when going back or forward in the
 737     // URL history.
 738     m_urlNavigator->saveLocationState(QByteArray());
 739     m_urlNavigator->setLocationUrl(newUrl);
 740     setSearchModeEnabled(isSearchUrl(newUrl));
 741
 742     m_urlNavigator->blockSignals(block);
 743 }
 744
 745 void DolphinViewContainer::requestFocus()
 746 {
 747     m_view->setFocus();
 748 }
 749
 750 void DolphinViewContainer::startSearching()
 751 {
 752     Q_CHECK_PTR(m_urlNavigatorConnected);
 753     const QUrl url = m_searchBox->urlForSearching();
 754     if (url.isValid() && !url.isEmpty()) {
 755         m_view->setViewPropertiesContext(QStringLiteral("search"));
 756         m_urlNavigatorConnected->setLocationUrl(url);
 757     }
 758 }
 759
 760 void DolphinViewContainer::closeSearchBox()
 761 {
 762     setSearchModeEnabled(false);
 763 }
 764
 765 void DolphinViewContainer::stopDirectoryLoading()
 766 {
 767     m_view->stopLoading();
 768     m_statusBar->setProgress(100);
 769 }
 770
 771 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 772 {
 773     m_view->setZoomLevel(zoomLevel);
 774 }
 775
 776 void DolphinViewContainer::showErrorMessage(const QString& msg)
 777 {
 778     showMessage(msg, Error);
 779 }
 780
 781 bool DolphinViewContainer::isSearchUrl(const QUrl& url) const
 782 {
 783     return url.scheme().contains(QLatin1String("search"));
 784 }
 785
 786 void DolphinViewContainer::saveViewState()
 787 {
 788     QByteArray locationState;
 789     QDataStream stream(&locationState, QIODevice::WriteOnly);
 790     m_view->saveState(stream);
 791     m_urlNavigator->saveLocationState(locationState);
 792 }
 793
 794 void DolphinViewContainer::tryRestoreViewState()
 795 {
 796     QByteArray locationState = m_urlNavigator->locationState();
 797     if (!locationState.isEmpty()) {
 798         QDataStream stream(&locationState, QIODevice::ReadOnly);
 799         m_view->restoreState(stream);
 800     }
 801 }