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