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 "dolphinplacesmodelsingleton.h"
  11 #include "dolphindebug.h"
  12 #include "filterbar/filterbar.h"
  13 #include "global.h"
  14 #include "search/dolphinsearchbox.h"
  15 #include "statusbar/dolphinstatusbar.h"
  16 #include "trash/dolphintrash.h"
  17 #include "views/viewmodecontroller.h"
  18 #include "views/viewproperties.h"
  19 #include "dolphin_detailsmodesettings.h"
  20 #include "views/dolphinview.h"
  21
  22 #ifdef HAVE_KACTIVITIES
  23 #include <KActivities/ResourceInstance>
  24 #endif
  25 #include <KFileItemActions>
  26 #include <KFilePlacesModel>
  27 #include <KIO/PreviewJob>
  28 #include <KIO/OpenUrlJob>
  29 #include <KIO/JobUiDelegate>
  30 #include <KLocalizedString>
  31 #include <KMessageWidget>
  32 #include <KProtocolManager>
  33 #include <KShell>
  34 #include <KUrlComboBox>
  35 #include <KUrlNavigator>
  36
  37 #include <QDropEvent>
  38 #include <QLoggingCategory>
  39 #include <QMimeData>
  40 #include <QTimer>
  41 #include <QUrl>
  42 #include <QVBoxLayout>
  43 #include <QDesktopServices>
  44
  45 DolphinViewContainer::DolphinViewContainer(const QUrl& url, QWidget* parent) :
  46     QWidget(parent),
  47     m_topLayout(nullptr),
  48     m_navigatorWidget(nullptr),
  49     m_urlNavigator(nullptr),
  50     m_emptyTrashButton(nullptr),
  51     m_searchBox(nullptr),
  52     m_searchModeEnabled(false),
  53     m_messageWidget(nullptr),
  54     m_view(nullptr),
  55     m_filterBar(nullptr),
  56     m_statusBar(nullptr),
  57     m_statusBarTimer(nullptr),
  58     m_statusBarTimestamp(),
  59     m_autoGrabFocus(true)
  60 #ifdef HAVE_KACTIVITIES
  61     , m_activityResourceInstance(nullptr)
  62 #endif
  63 {
  64     hide();
  65
  66     m_topLayout = new QVBoxLayout(this);
  67     m_topLayout->setSpacing(0);
  68     m_topLayout->setContentsMargins(0, 0, 0, 0);
  69
  70     m_navigatorWidget = new QWidget(this);
  71     QHBoxLayout* navigatorLayout = new QHBoxLayout(m_navigatorWidget);
  72     navigatorLayout->setSpacing(0);
  73     navigatorLayout->setContentsMargins(0, 0, 0, 0);
  74     m_navigatorWidget->setWhatsThis(xi18nc("@info:whatsthis location bar",
  75         "<para>This line describes the location of the files and folders "
  76         "displayed below.</para><para>The name of the currently viewed "
  77         "folder can be read at the very right. To the left of it is the "
  78         "name of the folder that contains it. The whole line is called "
  79         "the <emphasis>path</emphasis> to the current location because "
  80         "following these folders from left to right leads here.</para>"
  81         "<para>The path is displayed on the <emphasis>location bar</emphasis> "
  82         "which is more powerful than one would expect. To learn more "
  83         "about the basic and advanced features of the location bar "
  84         "<link url='help:/dolphin/location-bar.html'>click here</link>. "
  85         "This will open the dedicated page in the Handbook.</para>"));
  86
  87     m_urlNavigator = new KUrlNavigator(DolphinPlacesModelSingleton::instance().placesModel(), url, this);
  88     connect(m_urlNavigator, &KUrlNavigator::activated,
  89             this, &DolphinViewContainer::activate);
  90     connect(m_urlNavigator->editor(), &KUrlComboBox::completionModeChanged,
  91             this, &DolphinViewContainer::saveUrlCompletionMode);
  92
  93     const GeneralSettings* settings = GeneralSettings::self();
  94     m_urlNavigator->setUrlEditable(settings->editableUrl());
  95     m_urlNavigator->setShowFullPath(settings->showFullPath());
  96     m_urlNavigator->setHomeUrl(Dolphin::homeUrl());
  97     KUrlComboBox* editor = m_urlNavigator->editor();
  98     editor->setCompletionMode(KCompletion::CompletionMode(settings->urlCompletionMode()));
  99
 100     m_emptyTrashButton = new QPushButton(QIcon::fromTheme(QStringLiteral("user-trash")), i18nc("@action:button", "Empty Trash"), this);
 101     m_emptyTrashButton->setFlat(true);
 102     connect(m_emptyTrashButton, &QPushButton::clicked, this, [this]() { Trash::empty(this); });
 103     connect(&Trash::instance(), &Trash::emptinessChanged, m_emptyTrashButton, &QPushButton::setDisabled);
 104     m_emptyTrashButton->setDisabled(Trash::isEmpty());
 105     m_emptyTrashButton->hide();
 106
 107     m_searchBox = new DolphinSearchBox(this);
 108     m_searchBox->hide();
 109     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
 110     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
 111     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
 112     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
 113     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
 114         "<para>This helps you find files and folders. Enter a <emphasis>"
 115         "search term</emphasis> and specify search settings with the "
 116         "buttons at the bottom:<list><item>Filename/Content: "
 117         "Does the item you are looking for contain the search terms "
 118         "within its filename or its contents?<nl/>The contents of images, "
 119         "audio files and videos will not be searched.</item><item>"
 120         "From Here/Everywhere: Do you want to search in this "
 121         "folder and its sub-folders or everywhere?</item><item>"
 122         "More Options: Click this to search by media type, access "
 123         "time or rating.</item><item>More Search Tools: Install other "
 124         "means to find an item.</item></list></para>"));
 125
 126     m_messageWidget = new KMessageWidget(this);
 127     m_messageWidget->setCloseButtonVisible(true);
 128     m_messageWidget->hide();
 129
 130 #ifndef Q_OS_WIN
 131     if (getuid() == 0) {
 132
 133         // We must be logged in as the root user; show a big scary warning
 134         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 135     }
 136 #endif
 137
 138     // Initialize filter bar
 139     m_filterBar = new FilterBar(this);
 140     m_filterBar->setVisible(settings->filterBar());
 141
 142     connect(m_filterBar, &FilterBar::filterChanged,
 143             this, &DolphinViewContainer::setNameFilter);
 144     connect(m_filterBar, &FilterBar::closeRequest,
 145             this, &DolphinViewContainer::closeFilterBar);
 146     connect(m_filterBar, &FilterBar::focusViewRequest,
 147             this, &DolphinViewContainer::requestFocus);
 148
 149     // Initialize the main view
 150     m_view = new DolphinView(url, this);
 151     connect(m_view, &DolphinView::urlChanged,
 152             m_filterBar, &FilterBar::slotUrlChanged);
 153     connect(m_view, &DolphinView::urlChanged,
 154             m_urlNavigator, &KUrlNavigator::setLocationUrl);
 155     connect(m_view, &DolphinView::urlChanged,
 156             m_messageWidget, &KMessageWidget::hide);
 157     connect(m_view, &DolphinView::writeStateChanged,
 158             this, &DolphinViewContainer::writeStateChanged);
 159     connect(m_view, &DolphinView::requestItemInfo,
 160             this, &DolphinViewContainer::showItemInfo);
 161     connect(m_view, &DolphinView::itemActivated,
 162             this, &DolphinViewContainer::slotItemActivated);
 163     connect(m_view, &DolphinView::itemsActivated,
 164             this, &DolphinViewContainer::slotItemsActivated);
 165     connect(m_view, &DolphinView::redirection,
 166             this, &DolphinViewContainer::redirect);
 167     connect(m_view, &DolphinView::directoryLoadingStarted,
 168             this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 169     connect(m_view, &DolphinView::directoryLoadingCompleted,
 170             this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 171     connect(m_view, &DolphinView::directoryLoadingCanceled,
 172             this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 173     connect(m_view, &DolphinView::itemCountChanged,
 174             this, &DolphinViewContainer::delayedStatusBarUpdate);
 175     connect(m_view, &DolphinView::directoryLoadingProgress,
 176             this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 177     connect(m_view, &DolphinView::directorySortingProgress,
 178             this, &DolphinViewContainer::updateDirectorySortingProgress);
 179     connect(m_view, &DolphinView::selectionChanged,
 180             this, &DolphinViewContainer::delayedStatusBarUpdate);
 181     connect(m_view, &DolphinView::errorMessage,
 182             this, &DolphinViewContainer::showErrorMessage);
 183     connect(m_view, &DolphinView::urlIsFileError,
 184             this, &DolphinViewContainer::slotUrlIsFileError);
 185     connect(m_view, &DolphinView::activated,
 186             this, &DolphinViewContainer::activate);
 187
 188     connect(m_urlNavigator, &KUrlNavigator::urlAboutToBeChanged,
 189             this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 190     connect(m_urlNavigator, &KUrlNavigator::urlChanged,
 191             this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 192     connect(m_urlNavigator, &KUrlNavigator::urlSelectionRequested,
 193             this, &DolphinViewContainer::slotUrlSelectionRequested);
 194     connect(m_urlNavigator, &KUrlNavigator::returnPressed,
 195             this, &DolphinViewContainer::slotReturnPressed);
 196     connect(m_urlNavigator, &KUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 197         m_view->dropUrls(destination, event, m_urlNavigator->dropWidget());
 198     });
 199
 200     connect(m_view, &DolphinView::directoryLoadingCompleted, this, [this]() {
 201         m_emptyTrashButton->setVisible(m_view->url().scheme() == QLatin1String("trash"));
 202     });
 203
 204     // Initialize status bar
 205     m_statusBar = new DolphinStatusBar(this);
 206     m_statusBar->setUrl(m_view->url());
 207     m_statusBar->setZoomLevel(m_view->zoomLevel());
 208     connect(m_view, &DolphinView::urlChanged,
 209             m_statusBar, &DolphinStatusBar::setUrl);
 210     connect(m_view, &DolphinView::zoomLevelChanged,
 211             m_statusBar, &DolphinStatusBar::setZoomLevel);
 212     connect(m_view, &DolphinView::infoMessage,
 213             m_statusBar, &DolphinStatusBar::setText);
 214     connect(m_view, &DolphinView::operationCompletedMessage,
 215             m_statusBar, &DolphinStatusBar::setText);
 216     connect(m_statusBar, &DolphinStatusBar::stopPressed,
 217             this, &DolphinViewContainer::stopDirectoryLoading);
 218     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged,
 219             this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 220
 221     m_statusBarTimer = new QTimer(this);
 222     m_statusBarTimer->setSingleShot(true);
 223     m_statusBarTimer->setInterval(300);
 224     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 225
 226     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 227     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 228             this, &DolphinViewContainer::delayedStatusBarUpdate);
 229
 230     navigatorLayout->addWidget(m_urlNavigator);
 231     navigatorLayout->addWidget(m_emptyTrashButton);
 232
 233     m_topLayout->addWidget(m_navigatorWidget);
 234     m_topLayout->addWidget(m_searchBox);
 235     m_topLayout->addWidget(m_messageWidget);
 236     m_topLayout->addWidget(m_view);
 237     m_topLayout->addWidget(m_filterBar);
 238     m_topLayout->addWidget(m_statusBar);
 239
 240     setSearchModeEnabled(isSearchUrl(url));
 241
 242     connect(DetailsModeSettings::self(), &KCoreConfigSkeleton::configChanged, this, [=]() {
 243         if (view()->mode() == DolphinView::Mode::DetailsView) {
 244             view()->reload();
 245         }
 246     });
 247
 248     // Initialize kactivities resource instance
 249
 250 #ifdef HAVE_KACTIVITIES
 251     m_activityResourceInstance = new KActivities::ResourceInstance(window()->winId(), url);
 252     m_activityResourceInstance->setParent(this);
 253 #endif
 254 }
 255
 256 DolphinViewContainer::~DolphinViewContainer()
 257 {
 258 }
 259
 260 QUrl DolphinViewContainer::url() const
 261 {
 262     return m_view->url();
 263 }
 264
 265 void DolphinViewContainer::setActive(bool active)
 266 {
 267     m_searchBox->setActive(active);
 268     m_urlNavigator->setActive(active);
 269     m_view->setActive(active);
 270
 271 #ifdef HAVE_KACTIVITIES
 272     if (active) {
 273         m_activityResourceInstance->notifyFocusedIn();
 274     } else {
 275         m_activityResourceInstance->notifyFocusedOut();
 276     }
 277 #endif
 278 }
 279
 280 bool DolphinViewContainer::isActive() const
 281 {
 282     Q_ASSERT(m_view->isActive() == m_urlNavigator->isActive());
 283     return m_view->isActive();
 284 }
 285
 286 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 287 {
 288     m_autoGrabFocus = grab;
 289 }
 290
 291 bool DolphinViewContainer::autoGrabFocus() const
 292 {
 293     return m_autoGrabFocus;
 294 }
 295
 296 QString DolphinViewContainer::currentSearchText() const
 297 {
 298      return m_searchBox->text();
 299 }
 300
 301 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 302 {
 303     return m_statusBar;
 304 }
 305
 306 DolphinStatusBar* DolphinViewContainer::statusBar()
 307 {
 308     return m_statusBar;
 309 }
 310
 311 const KUrlNavigator* DolphinViewContainer::urlNavigator() const
 312 {
 313     return m_urlNavigator;
 314 }
 315
 316 KUrlNavigator* DolphinViewContainer::urlNavigator()
 317 {
 318     return m_urlNavigator;
 319 }
 320
 321 const DolphinView* DolphinViewContainer::view() const
 322 {
 323     return m_view;
 324 }
 325
 326 DolphinView* DolphinViewContainer::view()
 327 {
 328     return m_view;
 329 }
 330
 331 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 332 {
 333     if (msg.isEmpty()) {
 334         return;
 335     }
 336
 337     m_messageWidget->setText(msg);
 338
 339     // TODO: wrap at arbitrary character positions once QLabel can do this
 340     // https://bugreports.qt.io/browse/QTBUG-1276
 341     m_messageWidget->setWordWrap(true);
 342
 343     switch (type) {
 344     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 345     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 346     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 347     default:
 348         Q_ASSERT(false);
 349         break;
 350     }
 351
 352     m_messageWidget->setWordWrap(false);
 353     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 354     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 355
 356     if (m_messageWidget->isVisible()) {
 357         m_messageWidget->hide();
 358     }
 359     m_messageWidget->animatedShow();
 360 }
 361
 362 void DolphinViewContainer::readSettings()
 363 {
 364     if (GeneralSettings::modifiedStartupSettings()) {
 365         // The startup settings should only get applied if they have been
 366         // modified by the user. Otherwise keep the (possibly) different current
 367         // settings of the URL navigator and the filterbar.
 368         m_urlNavigator->setUrlEditable(GeneralSettings::editableUrl());
 369         m_urlNavigator->setShowFullPath(GeneralSettings::showFullPath());
 370         m_urlNavigator->setHomeUrl(Dolphin::homeUrl());
 371         setFilterBarVisible(GeneralSettings::filterBar());
 372     }
 373
 374     m_view->readSettings();
 375     m_statusBar->readSettings();
 376 }
 377
 378 bool DolphinViewContainer::isFilterBarVisible() const
 379 {
 380     return m_filterBar->isVisible();
 381 }
 382
 383 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 384 {
 385     m_searchBox->setVisible(enabled);
 386     m_navigatorWidget->setVisible(!enabled);
 387
 388     if (enabled) {
 389         const QUrl& locationUrl = m_urlNavigator->locationUrl();
 390         m_searchBox->fromSearchUrl(locationUrl);
 391     }
 392
 393     if (enabled == isSearchModeEnabled()) {
 394         if (enabled && !m_searchBox->hasFocus()) {
 395             m_searchBox->setFocus();
 396             m_searchBox->selectAll();
 397         }
 398         return;
 399     }
 400
 401     if (!enabled) {
 402         m_view->setViewPropertiesContext(QString());
 403
 404         // Restore the URL for the URL navigator. If Dolphin has been
 405         // started with a search-URL, the home URL is used as fallback.
 406         QUrl url = m_searchBox->searchPath();
 407         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 408             url = Dolphin::homeUrl();
 409         }
 410         m_urlNavigator->setLocationUrl(url);
 411     }
 412
 413     m_searchModeEnabled = enabled;
 414
 415     emit searchModeEnabledChanged(enabled);
 416 }
 417
 418 bool DolphinViewContainer::isSearchModeEnabled() const
 419 {
 420     return m_searchModeEnabled;
 421 }
 422
 423 QString DolphinViewContainer::placesText() const
 424 {
 425     QString text;
 426
 427     if (isSearchModeEnabled()) {
 428         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 429     } else {
 430         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 431         if (text.isEmpty()) {
 432             text = url().host();
 433         }
 434         if (text.isEmpty()) {
 435             text = url().scheme();
 436         }
 437     }
 438
 439     return text;
 440 }
 441
 442 void DolphinViewContainer::reload()
 443 {
 444     view()->reload();
 445     m_messageWidget->hide();
 446 }
 447
 448 QString DolphinViewContainer::captionWindowTitle() const
 449 {
 450     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 451         if (!url().isLocalFile()) {
 452             return url().adjusted(QUrl::StripTrailingSlash).toString();
 453         }
 454         return url().adjusted(QUrl::StripTrailingSlash).path();
 455     } else {
 456         return DolphinViewContainer::caption();
 457     }
 458 }
 459
 460 QString DolphinViewContainer::caption() const
 461 {
 462     if (isSearchModeEnabled()) {
 463         if (currentSearchText().isEmpty()){
 464             return i18n("Search");
 465         } else {
 466             return i18n("Search for %1", currentSearchText());
 467         }
 468     }
 469
 470     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 471     const auto& matchedPlaces = placesModel->match(placesModel->index(0,0), KFilePlacesModel::UrlRole, QUrl(url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?")), 1, Qt::MatchRegExp);
 472
 473     if (!matchedPlaces.isEmpty()) {
 474         return placesModel->text(matchedPlaces.first());
 475     }
 476
 477
 478     if (!url().isLocalFile()) {
 479         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 480         QString caption;
 481         if (!adjustedUrl.fileName().isEmpty()) {
 482             caption = adjustedUrl.fileName();
 483         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 484             caption = adjustedUrl.path();
 485         } else if (!adjustedUrl.host().isEmpty()) {
 486             caption = adjustedUrl.host();
 487         } else {
 488             caption = adjustedUrl.toString();
 489         }
 490         return caption;
 491     }
 492
 493     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 494     if (fileName.isEmpty()) {
 495         fileName = '/';
 496     }
 497
 498     return fileName;
 499 }
 500
 501 void DolphinViewContainer::setUrl(const QUrl& newUrl)
 502 {
 503     if (newUrl != m_urlNavigator->locationUrl()) {
 504         m_urlNavigator->setLocationUrl(newUrl);
 505     }
 506
 507 #ifdef HAVE_KACTIVITIES
 508     m_activityResourceInstance->setUri(newUrl);
 509 #endif
 510 }
 511
 512 void DolphinViewContainer::setFilterBarVisible(bool visible)
 513 {
 514     Q_ASSERT(m_filterBar);
 515     if (visible) {
 516         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 517         m_filterBar->show();
 518         m_filterBar->setFocus();
 519         m_filterBar->selectAll();
 520     } else {
 521         closeFilterBar();
 522     }
 523 }
 524
 525 void DolphinViewContainer::delayedStatusBarUpdate()
 526 {
 527     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 528         // No update of the statusbar has been done during the last 2 seconds,
 529         // although an update has been requested. Trigger an immediate update.
 530         m_statusBarTimer->stop();
 531         updateStatusBar();
 532     } else {
 533         // Invoke updateStatusBar() with a small delay. This assures that
 534         // when a lot of delayedStatusBarUpdates() are done in a short time,
 535         // no bottleneck is given.
 536         m_statusBarTimer->start();
 537     }
 538 }
 539
 540 void DolphinViewContainer::updateStatusBar()
 541 {
 542     m_statusBarTimestamp.start();
 543
 544     const QString text = m_view->statusBarText();
 545     m_statusBar->setDefaultText(text);
 546     m_statusBar->resetToDefaultText();
 547 }
 548
 549 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 550 {
 551     if (m_statusBar->progressText().isEmpty()) {
 552         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 553     }
 554     m_statusBar->setProgress(percent);
 555 }
 556
 557 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 558 {
 559     if (m_statusBar->progressText().isEmpty()) {
 560         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 561     }
 562     m_statusBar->setProgress(percent);
 563 }
 564
 565 void DolphinViewContainer::slotDirectoryLoadingStarted()
 566 {
 567     if (isSearchUrl(url())) {
 568         // Search KIO-slaves usually don't provide any progress information. Give
 569         // a hint to the user that a searching is done:
 570         updateStatusBar();
 571         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 572         m_statusBar->setProgress(-1);
 573     } else {
 574         // Trigger an undetermined progress indication. The progress
 575         // information in percent will be triggered by the percent() signal
 576         // of the directory lister later.
 577         m_statusBar->setProgressText(QString());
 578         updateDirectoryLoadingProgress(-1);
 579     }
 580 }
 581
 582 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 583 {
 584     if (!m_statusBar->progressText().isEmpty()) {
 585         m_statusBar->setProgressText(QString());
 586         m_statusBar->setProgress(100);
 587     }
 588
 589     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 590         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 591         // of showing the default status bar information ("0 items") a more helpful information is given:
 592         m_statusBar->setText(i18nc("@info:status", "No items found."));
 593     } else {
 594         updateStatusBar();
 595     }
 596 }
 597
 598 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 599 {
 600     if (!m_statusBar->progressText().isEmpty()) {
 601         m_statusBar->setProgressText(QString());
 602         m_statusBar->setProgress(100);
 603     }
 604
 605     m_statusBar->setText(QString());
 606 }
 607
 608 void DolphinViewContainer::slotUrlIsFileError(const QUrl& url)
 609 {
 610     const KFileItem item(url);
 611
 612     // Find out if the file can be opened in the view (for example, this is the
 613     // case if the file is an archive). The mime type must be known for that.
 614     item.determineMimeType();
 615     const QUrl& folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 616     if (!folderUrl.isEmpty()) {
 617         setUrl(folderUrl);
 618     } else {
 619         slotItemActivated(item);
 620     }
 621 }
 622
 623 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
 624 {
 625     // It is possible to activate items on inactive views by
 626     // drag & drop operations. Assure that activating an item always
 627     // results in an active view.
 628     m_view->setActive(true);
 629
 630     const QUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 631     if (!url.isEmpty()) {
 632         setUrl(url);
 633         return;
 634     }
 635
 636     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl());
 637     job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 638     job->setShowOpenOrExecuteDialog(true);
 639     job->start();
 640 }
 641
 642 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 643 {
 644     Q_ASSERT(items.count() >= 2);
 645
 646     KFileItemActions fileItemActions(this);
 647     fileItemActions.runPreferredApplications(items, QString());
 648 }
 649
 650 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 651 {
 652     if (item.isNull()) {
 653         m_statusBar->resetToDefaultText();
 654     } else {
 655         m_statusBar->setText(item.getStatusBarInfo());
 656     }
 657 }
 658
 659 void DolphinViewContainer::closeFilterBar()
 660 {
 661     m_filterBar->closeFilterBar();
 662     m_view->setFocus();
 663     emit showFilterBarChanged(false);
 664 }
 665
 666 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 667 {
 668     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 669     m_view->setNameFilter(nameFilter);
 670     delayedStatusBarUpdate();
 671 }
 672
 673 void DolphinViewContainer::activate()
 674 {
 675     setActive(true);
 676 }
 677
 678 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl&)
 679 {
 680     saveViewState();
 681 }
 682
 683 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl& url)
 684 {
 685     slotReturnPressed();
 686
 687     if (KProtocolManager::supportsListing(url)) {
 688         setSearchModeEnabled(isSearchUrl(url));
 689         m_view->setUrl(url);
 690         tryRestoreViewState();
 691
 692         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 693             // When an URL has been entered, the view should get the focus.
 694             // The focus must be requested asynchronously, as changing the URL might create
 695             // a new view widget.
 696             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 697         }
 698     } else if (KProtocolManager::isSourceProtocol(url)) {
 699         if (url.scheme().startsWith(QLatin1String("http"))) {
 700             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 701                               "Dolphin does not support web pages, the web browser has been launched"),
 702                         Information);
 703         } else {
 704             showMessage(i18nc("@info:status",
 705                               "Protocol not supported by Dolphin, default application has been launched"),
 706                         Information);
 707         }
 708
 709         QDesktopServices::openUrl(url);
 710         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 711     } else {
 712         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 713     }
 714 }
 715
 716 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl& url)
 717 {
 718     m_view->markUrlsAsSelected({url});
 719     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 720 }
 721
 722 void DolphinViewContainer::redirect(const QUrl& oldUrl, const QUrl& newUrl)
 723 {
 724     Q_UNUSED(oldUrl)
 725     const bool block = m_urlNavigator->signalsBlocked();
 726     m_urlNavigator->blockSignals(true);
 727
 728     // Assure that the location state is reset for redirection URLs. This
 729     // allows to skip redirection URLs when going back or forward in the
 730     // URL history.
 731     m_urlNavigator->saveLocationState(QByteArray());
 732     m_urlNavigator->setLocationUrl(newUrl);
 733     setSearchModeEnabled(isSearchUrl(newUrl));
 734
 735     m_urlNavigator->blockSignals(block);
 736 }
 737
 738 void DolphinViewContainer::requestFocus()
 739 {
 740     m_view->setFocus();
 741 }
 742
 743 void DolphinViewContainer::saveUrlCompletionMode(KCompletion::CompletionMode completion)
 744 {
 745     GeneralSettings::setUrlCompletionMode(completion);
 746 }
 747
 748 void DolphinViewContainer::slotReturnPressed()
 749 {
 750     if (!GeneralSettings::editableUrl()) {
 751         m_urlNavigator->setUrlEditable(false);
 752     }
 753 }
 754
 755 void DolphinViewContainer::startSearching()
 756 {
 757     const QUrl url = m_searchBox->urlForSearching();
 758     if (url.isValid() && !url.isEmpty()) {
 759         m_view->setViewPropertiesContext(QStringLiteral("search"));
 760         m_urlNavigator->setLocationUrl(url);
 761     }
 762 }
 763
 764 void DolphinViewContainer::closeSearchBox()
 765 {
 766     setSearchModeEnabled(false);
 767 }
 768
 769 void DolphinViewContainer::stopDirectoryLoading()
 770 {
 771     m_view->stopLoading();
 772     m_statusBar->setProgress(100);
 773 }
 774
 775 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 776 {
 777     m_view->setZoomLevel(zoomLevel);
 778 }
 779
 780 void DolphinViewContainer::showErrorMessage(const QString& msg)
 781 {
 782     showMessage(msg, Error);
 783 }
 784
 785 bool DolphinViewContainer::isSearchUrl(const QUrl& url) const
 786 {
 787     return url.scheme().contains(QLatin1String("search"));
 788 }
 789
 790 void DolphinViewContainer::saveViewState()
 791 {
 792     QByteArray locationState;
 793     QDataStream stream(&locationState, QIODevice::WriteOnly);
 794     m_view->saveState(stream);
 795     m_urlNavigator->saveLocationState(locationState);
 796 }
 797
 798 void DolphinViewContainer::tryRestoreViewState()
 799 {
 800     QByteArray locationState = m_urlNavigator->locationState();
 801     if (!locationState.isEmpty()) {
 802         QDataStream stream(&locationState, QIODevice::ReadOnly);
 803         m_view->restoreState(stream);
 804     }
 805 }