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 "selectionmode/selectionmodetopbar.h"
  16 #include "statusbar/dolphinstatusbar.h"
  17 #include "views/viewmodecontroller.h"
  18 #include "views/viewproperties.h"
  19 #include "dolphin_detailsmodesettings.h"
  20
  21 #include <KActionCollection>
  22 #if 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
  36 #include <QDropEvent>
  37 #include <QGridLayout>
  38 #include <QGuiApplication>
  39 #include <QLoggingCategory>
  40 #include <QMimeData>
  41 #include <QTimer>
  42 #include <QUrl>
  43 #include <QDesktopServices>
  44
  45 #include <iostream>
  46
  47 // An overview of the widgets contained by this ViewContainer
  48 struct LayoutStructure {
  49     int searchBox               = 0;
  50     int messageWidget           = 1;
  51     int selectionModeTopBar     = 2;
  52     int view                    = 3;
  53     int selectionModeBottomBar  = 4;
  54     int filterBar               = 5;
  55     int statusBar               = 6;
  56 };
  57 constexpr LayoutStructure positionFor;
  58
  59 DolphinViewContainer::DolphinViewContainer(const QUrl& url, QWidget* parent) :
  60     QWidget(parent),
  61     m_topLayout(nullptr),
  62     m_urlNavigator{new DolphinUrlNavigator(url)},
  63     m_urlNavigatorConnected{nullptr},
  64     m_searchBox(nullptr),
  65     m_searchModeEnabled(false),
  66     m_messageWidget(nullptr),
  67     m_selectionModeTopBar{nullptr},
  68     m_view(nullptr),
  69     m_filterBar(nullptr),
  70     m_selectionModeBottomBar{nullptr},
  71     m_statusBar(nullptr),
  72     m_statusBarTimer(nullptr),
  73     m_statusBarTimestamp(),
  74     m_autoGrabFocus(true)
  75 #if HAVE_KACTIVITIES
  76     , m_activityResourceInstance(nullptr)
  77 #endif
  78 {
  79     hide();
  80
  81     m_topLayout = new QGridLayout(this);
  82     m_topLayout->setSpacing(0);
  83     m_topLayout->setContentsMargins(0, 0, 0, 0);
  84
  85     m_searchBox = new DolphinSearchBox(this);
  86     m_searchBox->hide();
  87     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
  88     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
  89     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
  90     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
  91     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
  92         "<para>This helps you find files and folders. Enter a <emphasis>"
  93         "search term</emphasis> and specify search settings with the "
  94         "buttons at the bottom:<list><item>Filename/Content: "
  95         "Does the item you are looking for contain the search terms "
  96         "within its filename or its contents?<nl/>The contents of images, "
  97         "audio files and videos will not be searched.</item><item>"
  98         "From Here/Everywhere: Do you want to search in this "
  99         "folder and its sub-folders or everywhere?</item><item>"
 100         "More Options: Click this to search by media type, access "
 101         "time or rating.</item><item>More Search Tools: Install other "
 102         "means to find an item.</item></list></para>"));
 103
 104     m_messageWidget = new KMessageWidget(this);
 105     m_messageWidget->setCloseButtonVisible(true);
 106     m_messageWidget->hide();
 107
 108 #ifndef Q_OS_WIN
 109     if (getuid() == 0) {
 110
 111         // We must be logged in as the root user; show a big scary warning
 112         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 113     }
 114 #endif
 115
 116     // Initialize filter bar
 117     m_filterBar = new FilterBar(this);
 118     m_filterBar->setVisible(GeneralSettings::filterBar());
 119
 120     connect(m_filterBar, &FilterBar::filterChanged,
 121             this, &DolphinViewContainer::setNameFilter);
 122     connect(m_filterBar, &FilterBar::closeRequest,
 123             this, &DolphinViewContainer::closeFilterBar);
 124     connect(m_filterBar, &FilterBar::focusViewRequest,
 125             this, &DolphinViewContainer::requestFocus);
 126
 127     // Initialize the main view
 128     m_view = new DolphinView(url, this);
 129     connect(m_view, &DolphinView::urlChanged,
 130             m_filterBar, &FilterBar::slotUrlChanged);
 131     connect(m_view, &DolphinView::urlChanged,
 132             m_messageWidget, &KMessageWidget::hide);
 133     // m_urlNavigator stays in sync with m_view's location changes and
 134     // keeps track of them so going back and forth in the history works.
 135     connect(m_view, &DolphinView::urlChanged,
 136             m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 137     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged,
 138             this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 139     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged,
 140             this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 141     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested,
 142             this, &DolphinViewContainer::slotUrlSelectionRequested);
 143     connect(m_view, &DolphinView::writeStateChanged,
 144             this, &DolphinViewContainer::writeStateChanged);
 145     connect(m_view, &DolphinView::requestItemInfo,
 146             this, &DolphinViewContainer::showItemInfo);
 147     connect(m_view, &DolphinView::itemActivated,
 148             this, &DolphinViewContainer::slotItemActivated);
 149     connect(m_view, &DolphinView::itemsActivated,
 150             this, &DolphinViewContainer::slotItemsActivated);
 151     connect(m_view, &DolphinView::redirection,
 152             this, &DolphinViewContainer::redirect);
 153     connect(m_view, &DolphinView::directoryLoadingStarted,
 154             this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 155     connect(m_view, &DolphinView::directoryLoadingCompleted,
 156             this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 157     connect(m_view, &DolphinView::directoryLoadingCanceled,
 158             this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 159     connect(m_view, &DolphinView::itemCountChanged,
 160             this, &DolphinViewContainer::delayedStatusBarUpdate);
 161     connect(m_view, &DolphinView::directoryLoadingProgress,
 162             this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 163     connect(m_view, &DolphinView::directorySortingProgress,
 164             this, &DolphinViewContainer::updateDirectorySortingProgress);
 165     connect(m_view, &DolphinView::selectionChanged,
 166             this, &DolphinViewContainer::delayedStatusBarUpdate);
 167     connect(m_view, &DolphinView::errorMessage,
 168             this, &DolphinViewContainer::showErrorMessage);
 169     connect(m_view, &DolphinView::urlIsFileError,
 170             this, &DolphinViewContainer::slotUrlIsFileError);
 171     connect(m_view, &DolphinView::activated,
 172             this, &DolphinViewContainer::activate);
 173     connect(m_view, &DolphinView::hiddenFilesShownChanged,
 174             this, &DolphinViewContainer::slotHiddenFilesShownChanged);
 175     connect(m_view, &DolphinView::sortHiddenLastChanged,
 176             this, &DolphinViewContainer::slotSortHiddenLastChanged);
 177
 178     // Initialize status bar
 179     m_statusBar = new DolphinStatusBar(this);
 180     m_statusBar->setUrl(m_view->url());
 181     m_statusBar->setZoomLevel(m_view->zoomLevel());
 182     connect(m_view, &DolphinView::urlChanged,
 183             m_statusBar, &DolphinStatusBar::setUrl);
 184     connect(m_view, &DolphinView::zoomLevelChanged,
 185             m_statusBar, &DolphinStatusBar::setZoomLevel);
 186     connect(m_view, &DolphinView::infoMessage,
 187             m_statusBar, &DolphinStatusBar::setText);
 188     connect(m_view, &DolphinView::operationCompletedMessage,
 189             m_statusBar, &DolphinStatusBar::setText);
 190     connect(m_view, &DolphinView::statusBarTextChanged,
 191             m_statusBar, &DolphinStatusBar::setDefaultText);
 192     connect(m_view, &DolphinView::statusBarTextChanged,
 193             m_statusBar, &DolphinStatusBar::resetToDefaultText);
 194     connect(m_statusBar, &DolphinStatusBar::stopPressed,
 195             this, &DolphinViewContainer::stopDirectoryLoading);
 196     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged,
 197             this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 198
 199     m_statusBarTimer = new QTimer(this);
 200     m_statusBarTimer->setSingleShot(true);
 201     m_statusBarTimer->setInterval(300);
 202     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 203
 204     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 205     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 206             this, &DolphinViewContainer::delayedStatusBarUpdate);
 207
 208     m_topLayout->addWidget(m_searchBox, positionFor.searchBox, 0);
 209     m_topLayout->addWidget(m_messageWidget, positionFor.messageWidget, 0);
 210     m_topLayout->addWidget(m_view, positionFor.view, 0);
 211     m_topLayout->addWidget(m_filterBar, positionFor.filterBar, 0);
 212     m_topLayout->addWidget(m_statusBar, positionFor.statusBar, 0);
 213
 214     setSearchModeEnabled(isSearchUrl(url));
 215
 216     connect(DetailsModeSettings::self(), &KCoreConfigSkeleton::configChanged, this, [=]() {
 217         if (view()->viewMode() == DolphinView::Mode::DetailsView) {
 218             view()->reload();
 219         }
 220     });
 221
 222     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 223     connect(placesModel, &KFilePlacesModel::dataChanged,
 224             this, &DolphinViewContainer::slotPlacesModelChanged);
 225     connect(placesModel, &KFilePlacesModel::rowsInserted,
 226             this, &DolphinViewContainer::slotPlacesModelChanged);
 227     connect(placesModel, &KFilePlacesModel::rowsRemoved,
 228             this, &DolphinViewContainer::slotPlacesModelChanged);
 229
 230     connect(this, &DolphinViewContainer::searchModeEnabledChanged,
 231             this, &DolphinViewContainer::captionChanged);
 232
 233     // Initialize kactivities resource instance
 234
 235 #if HAVE_KACTIVITIES
 236     m_activityResourceInstance = new KActivities::ResourceInstance(window()->winId(), url);
 237     m_activityResourceInstance->setParent(this);
 238 #endif
 239 }
 240
 241 DolphinViewContainer::~DolphinViewContainer()
 242 {
 243 }
 244
 245 QUrl DolphinViewContainer::url() const
 246 {
 247     return m_view->url();
 248 }
 249
 250 void DolphinViewContainer::setActive(bool active)
 251 {
 252     m_searchBox->setActive(active);
 253     if (m_urlNavigatorConnected) {
 254         m_urlNavigatorConnected->setActive(active);
 255     }
 256     m_view->setActive(active);
 257
 258 #if HAVE_KACTIVITIES
 259     if (active) {
 260         m_activityResourceInstance->notifyFocusedIn();
 261     } else {
 262         m_activityResourceInstance->notifyFocusedOut();
 263     }
 264 #endif
 265 }
 266
 267 bool DolphinViewContainer::isActive() const
 268 {
 269     return m_view->isActive();
 270 }
 271
 272 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 273 {
 274     m_autoGrabFocus = grab;
 275 }
 276
 277 bool DolphinViewContainer::autoGrabFocus() const
 278 {
 279     return m_autoGrabFocus;
 280 }
 281
 282 QString DolphinViewContainer::currentSearchText() const
 283 {
 284      return m_searchBox->text();
 285 }
 286
 287 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 288 {
 289     return m_statusBar;
 290 }
 291
 292 DolphinStatusBar* DolphinViewContainer::statusBar()
 293 {
 294     return m_statusBar;
 295 }
 296
 297 const DolphinUrlNavigator* DolphinViewContainer::urlNavigator() const
 298 {
 299     return m_urlNavigatorConnected;
 300 }
 301
 302 DolphinUrlNavigator* DolphinViewContainer::urlNavigator()
 303 {
 304     return m_urlNavigatorConnected;
 305 }
 306
 307 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
 308 {
 309     return m_urlNavigator.get();
 310 }
 311
 312 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
 313 {
 314     return m_urlNavigator.get();
 315 }
 316
 317 const DolphinView* DolphinViewContainer::view() const
 318 {
 319     return m_view;
 320 }
 321
 322 DolphinView* DolphinViewContainer::view()
 323 {
 324     return m_view;
 325 }
 326
 327 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
 328 {
 329     Q_CHECK_PTR(urlNavigator);
 330     Q_ASSERT(!m_urlNavigatorConnected);
 331     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
 332     Q_CHECK_PTR(m_view);
 333
 334     urlNavigator->setLocationUrl(m_view->url());
 335     urlNavigator->setShowHiddenFolders(m_view->hiddenFilesShown());
 336     urlNavigator->setSortHiddenFoldersLast(m_view->sortHiddenLast());
 337     if (m_urlNavigatorVisualState) {
 338         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
 339         m_urlNavigatorVisualState.reset();
 340     }
 341     urlNavigator->setActive(isActive());
 342
 343     // Url changes are still done via m_urlNavigator.
 344     connect(urlNavigator, &DolphinUrlNavigator::urlChanged,
 345             m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 346     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped,
 347             this, [=](const QUrl &destination, QDropEvent *event) {
 348         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
 349     });
 350     // Aside from these, only visual things need to be connected.
 351     connect(m_view, &DolphinView::urlChanged,
 352             urlNavigator, &DolphinUrlNavigator::setLocationUrl);
 353     connect(urlNavigator, &DolphinUrlNavigator::activated,
 354             this, &DolphinViewContainer::activate);
 355
 356     m_urlNavigatorConnected = urlNavigator;
 357 }
 358
 359 void DolphinViewContainer::disconnectUrlNavigator()
 360 {
 361     if (!m_urlNavigatorConnected) {
 362         return;
 363     }
 364
 365     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged,
 366                m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 367     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped,
 368                this, nullptr);
 369     disconnect(m_view, &DolphinView::urlChanged,
 370                m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
 371     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated,
 372                this, &DolphinViewContainer::activate);
 373
 374     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
 375     m_urlNavigatorConnected = nullptr;
 376 }
 377
 378 void DolphinViewContainer::setSelectionModeEnabled(bool enabled, KActionCollection *actionCollection, SelectionModeBottomBar::Contents bottomBarContents)
 379 {
 380     std::cout << "DolphinViewContainer::setSelectionModeEnabled(" << enabled << ", " << bottomBarContents << ")\n";
 381     const bool wasEnabled = m_view->selectionMode();
 382     m_view->setSelectionMode(enabled);
 383
 384     if (!enabled) {
 385         Q_CHECK_PTR(m_selectionModeTopBar); // there is no point in disabling selectionMode when it wasn't even enabled once.
 386         Q_CHECK_PTR(m_selectionModeBottomBar);
 387         m_selectionModeTopBar->setVisible(false, WithAnimation);
 388         m_selectionModeBottomBar->setVisible(false, WithAnimation);
 389         if (wasEnabled) {
 390             Q_EMIT selectionModeChanged(false);
 391         }
 392         return;
 393     }
 394
 395     if (!m_selectionModeTopBar) {
 396         // Changing the location will disable selection mode.
 397         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
 398             setSelectionModeEnabled(false);
 399         });
 400
 401         m_selectionModeTopBar = new SelectionModeTopBar(this); // will be created hidden
 402         connect(m_selectionModeTopBar, &SelectionModeTopBar::leaveSelectionModeRequested, this, [this]() {
 403             setSelectionModeEnabled(false);
 404         });
 405         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
 406     }
 407
 408     if (!m_selectionModeBottomBar) {
 409         m_selectionModeBottomBar = new SelectionModeBottomBar(actionCollection, this);
 410         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
 411             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
 412         });
 413
 414         connect(m_selectionModeBottomBar, &SelectionModeBottomBar::error, this, [this](const QString &errorMessage) {
 415             showErrorMessage(errorMessage);
 416         });
 417         connect(m_selectionModeBottomBar, &SelectionModeBottomBar::leaveSelectionModeRequested, this, [this]() {
 418             setSelectionModeEnabled(false);
 419         });
 420         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
 421     }
 422     m_selectionModeBottomBar->resetContents(bottomBarContents);
 423     if (bottomBarContents == SelectionModeBottomBar::GeneralContents) {
 424         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
 425     }
 426
 427     if (!wasEnabled) {
 428         m_selectionModeTopBar->setVisible(true, WithAnimation);
 429         m_selectionModeBottomBar->setVisible(true, WithAnimation);
 430         Q_EMIT selectionModeChanged(true);
 431     }
 432 }
 433
 434 bool DolphinViewContainer::isSelectionModeEnabled() const
 435 {
 436     const bool isEnabled = m_view->selectionMode();
 437     Q_ASSERT( !isEnabled // We cannot assert the invisibility of the bars because of the hide animation.
 438           || ( isEnabled && m_selectionModeTopBar && m_selectionModeTopBar->isVisible() && m_selectionModeBottomBar && m_selectionModeBottomBar->isVisible()));
 439     return isEnabled;
 440 }
 441
 442 void DolphinViewContainer::slotSplitTabDisabled()
 443 {
 444     if (m_selectionModeBottomBar) {
 445         m_selectionModeBottomBar->slotSplitTabDisabled();
 446     }
 447 }
 448
 449
 450 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 451 {
 452     if (msg.isEmpty()) {
 453         return;
 454     }
 455
 456     m_messageWidget->setText(msg);
 457
 458     // TODO: wrap at arbitrary character positions once QLabel can do this
 459     // https://bugreports.qt.io/browse/QTBUG-1276
 460     m_messageWidget->setWordWrap(true);
 461
 462     switch (type) {
 463     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 464     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 465     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 466     default:
 467         Q_ASSERT(false);
 468         break;
 469     }
 470
 471     m_messageWidget->setWordWrap(false);
 472     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 473     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 474
 475     if (m_messageWidget->isVisible()) {
 476         m_messageWidget->hide();
 477     }
 478     m_messageWidget->animatedShow();
 479 }
 480
 481 void DolphinViewContainer::readSettings()
 482 {
 483     // The startup settings should (only) get applied if they have been
 484     // modified by the user. Otherwise keep the (possibly) different current
 485     // setting of the filterbar.
 486     if (GeneralSettings::modifiedStartupSettings()) {
 487         setFilterBarVisible(GeneralSettings::filterBar());
 488     }
 489
 490     m_view->readSettings();
 491     m_statusBar->readSettings();
 492 }
 493
 494 bool DolphinViewContainer::isFilterBarVisible() const
 495 {
 496     return m_filterBar->isVisible();
 497 }
 498
 499 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 500 {
 501     m_searchBox->setVisible(enabled);
 502
 503     if (enabled) {
 504         const QUrl& locationUrl = m_urlNavigator->locationUrl();
 505         m_searchBox->fromSearchUrl(locationUrl);
 506     }
 507
 508     if (enabled == isSearchModeEnabled()) {
 509         if (enabled && !m_searchBox->hasFocus()) {
 510             m_searchBox->setFocus();
 511             m_searchBox->selectAll();
 512         }
 513         return;
 514     }
 515
 516     if (!enabled) {
 517         m_view->setViewPropertiesContext(QString());
 518
 519         // Restore the URL for the URL navigator. If Dolphin has been
 520         // started with a search-URL, the home URL is used as fallback.
 521         QUrl url = m_searchBox->searchPath();
 522         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 523             url = Dolphin::homeUrl();
 524         }
 525         m_urlNavigatorConnected->setLocationUrl(url);
 526     }
 527
 528     m_searchModeEnabled = enabled;
 529
 530     Q_EMIT searchModeEnabledChanged(enabled);
 531 }
 532
 533 bool DolphinViewContainer::isSearchModeEnabled() const
 534 {
 535     return m_searchModeEnabled;
 536 }
 537
 538 QString DolphinViewContainer::placesText() const
 539 {
 540     QString text;
 541
 542     if (isSearchModeEnabled()) {
 543         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 544     } else {
 545         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 546         if (text.isEmpty()) {
 547             text = url().host();
 548         }
 549         if (text.isEmpty()) {
 550             text = url().scheme();
 551         }
 552     }
 553
 554     return text;
 555 }
 556
 557 void DolphinViewContainer::reload()
 558 {
 559     view()->reload();
 560     m_messageWidget->hide();
 561 }
 562
 563 QString DolphinViewContainer::captionWindowTitle() const
 564 {
 565     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 566         if (!url().isLocalFile()) {
 567             return url().adjusted(QUrl::StripTrailingSlash).toString();
 568         }
 569         return url().adjusted(QUrl::StripTrailingSlash).path();
 570     } else {
 571         return DolphinViewContainer::caption();
 572     }
 573 }
 574
 575 QString DolphinViewContainer::caption() const
 576 {
 577     if (isSearchModeEnabled()) {
 578         if (currentSearchText().isEmpty()){
 579             return i18n("Search");
 580         } else {
 581             return i18n("Search for %1", currentSearchText());
 582         }
 583     }
 584
 585     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 586     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
 587     const auto& matchedPlaces = placesModel->match(placesModel->index(0,0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
 588
 589     if (!matchedPlaces.isEmpty()) {
 590         return placesModel->text(matchedPlaces.first());
 591     }
 592
 593
 594     if (!url().isLocalFile()) {
 595         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 596         QString caption;
 597         if (!adjustedUrl.fileName().isEmpty()) {
 598             caption = adjustedUrl.fileName();
 599         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 600             caption = adjustedUrl.path();
 601         } else if (!adjustedUrl.host().isEmpty()) {
 602             caption = adjustedUrl.host();
 603         } else {
 604             caption = adjustedUrl.toString();
 605         }
 606         return caption;
 607     }
 608
 609     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 610     if (fileName.isEmpty()) {
 611         fileName = '/';
 612     }
 613
 614     return fileName;
 615 }
 616
 617 void DolphinViewContainer::setUrl(const QUrl& newUrl)
 618 {
 619     if (newUrl != m_urlNavigator->locationUrl()) {
 620         m_urlNavigator->setLocationUrl(newUrl);
 621     }
 622
 623 #if HAVE_KACTIVITIES
 624     m_activityResourceInstance->setUri(newUrl);
 625 #endif
 626 }
 627
 628 void DolphinViewContainer::setFilterBarVisible(bool visible)
 629 {
 630     Q_ASSERT(m_filterBar);
 631     if (visible) {
 632         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 633         m_filterBar->show();
 634         m_filterBar->setFocus();
 635         m_filterBar->selectAll();
 636     } else {
 637         closeFilterBar();
 638     }
 639 }
 640
 641 void DolphinViewContainer::delayedStatusBarUpdate()
 642 {
 643     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 644         // No update of the statusbar has been done during the last 2 seconds,
 645         // although an update has been requested. Trigger an immediate update.
 646         m_statusBarTimer->stop();
 647         updateStatusBar();
 648     } else {
 649         // Invoke updateStatusBar() with a small delay. This assures that
 650         // when a lot of delayedStatusBarUpdates() are done in a short time,
 651         // no bottleneck is given.
 652         m_statusBarTimer->start();
 653     }
 654 }
 655
 656 void DolphinViewContainer::updateStatusBar()
 657 {
 658     m_statusBarTimestamp.start();
 659     m_view->requestStatusBarText();
 660 }
 661
 662 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 663 {
 664     if (m_statusBar->progressText().isEmpty()) {
 665         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 666     }
 667     m_statusBar->setProgress(percent);
 668 }
 669
 670 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 671 {
 672     if (m_statusBar->progressText().isEmpty()) {
 673         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 674     }
 675     m_statusBar->setProgress(percent);
 676 }
 677
 678 void DolphinViewContainer::slotDirectoryLoadingStarted()
 679 {
 680     if (isSearchUrl(url())) {
 681         // Search KIO-slaves usually don't provide any progress information. Give
 682         // a hint to the user that a searching is done:
 683         updateStatusBar();
 684         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 685         m_statusBar->setProgress(-1);
 686     } else {
 687         // Trigger an undetermined progress indication. The progress
 688         // information in percent will be triggered by the percent() signal
 689         // of the directory lister later.
 690         m_statusBar->setProgressText(QString());
 691         updateDirectoryLoadingProgress(-1);
 692     }
 693 }
 694
 695 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 696 {
 697     if (!m_statusBar->progressText().isEmpty()) {
 698         m_statusBar->setProgressText(QString());
 699         m_statusBar->setProgress(100);
 700     }
 701
 702     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 703         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 704         // of showing the default status bar information ("0 items") a more helpful information is given:
 705         m_statusBar->setText(i18nc("@info:status", "No items found."));
 706     } else {
 707         updateStatusBar();
 708     }
 709 }
 710
 711 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 712 {
 713     if (!m_statusBar->progressText().isEmpty()) {
 714         m_statusBar->setProgressText(QString());
 715         m_statusBar->setProgress(100);
 716     }
 717
 718     m_statusBar->setText(QString());
 719 }
 720
 721 void DolphinViewContainer::slotUrlIsFileError(const QUrl& url)
 722 {
 723     const KFileItem item(url);
 724
 725     // Find out if the file can be opened in the view (for example, this is the
 726     // case if the file is an archive). The mime type must be known for that.
 727     item.determineMimeType();
 728     const QUrl& folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 729     if (!folderUrl.isEmpty()) {
 730         setUrl(folderUrl);
 731     } else {
 732         slotItemActivated(item);
 733     }
 734 }
 735
 736 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
 737 {
 738     // It is possible to activate items on inactive views by
 739     // drag & drop operations. Assure that activating an item always
 740     // results in an active view.
 741     m_view->setActive(true);
 742
 743     const QUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 744     if (!url.isEmpty()) {
 745         const auto modifiers = QGuiApplication::keyboardModifiers();
 746         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
 747         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
 748             Q_EMIT activeTabRequested(url);
 749         } else if (modifiers & Qt::ControlModifier) {
 750             Q_EMIT tabRequested(url);
 751         } else if (modifiers & Qt::ShiftModifier) {
 752             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
 753         } else {
 754             setUrl(url);
 755         }
 756         return;
 757     }
 758
 759     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
 760     job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoWarningHandlingEnabled, this));
 761     job->setShowOpenOrExecuteDialog(true);
 762     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 763     job->start();
 764 }
 765
 766 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 767 {
 768     Q_ASSERT(items.count() >= 2);
 769
 770     KFileItemActions fileItemActions(this);
 771     fileItemActions.runPreferredApplications(items);
 772 }
 773
 774 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 775 {
 776     if (item.isNull()) {
 777         m_statusBar->resetToDefaultText();
 778     } else {
 779         m_statusBar->setText(item.getStatusBarInfo());
 780     }
 781 }
 782
 783 void DolphinViewContainer::closeFilterBar()
 784 {
 785     m_filterBar->closeFilterBar();
 786     m_view->setFocus();
 787     Q_EMIT showFilterBarChanged(false);
 788 }
 789
 790 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 791 {
 792     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 793     m_view->setNameFilter(nameFilter);
 794     delayedStatusBarUpdate();
 795 }
 796
 797 void DolphinViewContainer::activate()
 798 {
 799     setActive(true);
 800 }
 801
 802 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl&)
 803 {
 804     saveViewState();
 805 }
 806
 807 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl& url)
 808 {
 809     if (m_urlNavigatorConnected) {
 810         m_urlNavigatorConnected->slotReturnPressed();
 811     }
 812
 813     if (KProtocolManager::supportsListing(url)) {
 814         setSearchModeEnabled(isSearchUrl(url));
 815         m_view->setUrl(url);
 816         tryRestoreViewState();
 817
 818         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 819             // When an URL has been entered, the view should get the focus.
 820             // The focus must be requested asynchronously, as changing the URL might create
 821             // a new view widget.
 822             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 823         }
 824     } else if (KProtocolManager::isSourceProtocol(url)) {
 825         if (url.scheme().startsWith(QLatin1String("http"))) {
 826             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 827                               "Dolphin does not support web pages, the web browser has been launched"),
 828                         Information);
 829         } else {
 830             showMessage(i18nc("@info:status",
 831                               "Protocol not supported by Dolphin, default application has been launched"),
 832                         Information);
 833         }
 834
 835         QDesktopServices::openUrl(url);
 836         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 837     } else {
 838         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 839         m_urlNavigator->goBack();
 840     }
 841 }
 842
 843 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl& url)
 844 {
 845     m_view->markUrlsAsSelected({url});
 846     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 847 }
 848
 849 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
 850 {
 851     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested,
 852         this, &DolphinViewContainer::slotUrlSelectionRequested);
 853 }
 854
 855 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
 856 {
 857     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested,
 858         this, &DolphinViewContainer::slotUrlSelectionRequested);
 859 }
 860
 861 void DolphinViewContainer::redirect(const QUrl& oldUrl, const QUrl& newUrl)
 862 {
 863     Q_UNUSED(oldUrl)
 864     const bool block = m_urlNavigator->signalsBlocked();
 865     m_urlNavigator->blockSignals(true);
 866
 867     // Assure that the location state is reset for redirection URLs. This
 868     // allows to skip redirection URLs when going back or forward in the
 869     // URL history.
 870     m_urlNavigator->saveLocationState(QByteArray());
 871     m_urlNavigator->setLocationUrl(newUrl);
 872     setSearchModeEnabled(isSearchUrl(newUrl));
 873
 874     m_urlNavigator->blockSignals(block);
 875 }
 876
 877 void DolphinViewContainer::requestFocus()
 878 {
 879     m_view->setFocus();
 880 }
 881
 882 void DolphinViewContainer::startSearching()
 883 {
 884     Q_CHECK_PTR(m_urlNavigatorConnected);
 885     const QUrl url = m_searchBox->urlForSearching();
 886     if (url.isValid() && !url.isEmpty()) {
 887         m_view->setViewPropertiesContext(QStringLiteral("search"));
 888         m_urlNavigatorConnected->setLocationUrl(url);
 889     }
 890 }
 891
 892 void DolphinViewContainer::closeSearchBox()
 893 {
 894     setSearchModeEnabled(false);
 895 }
 896
 897 void DolphinViewContainer::stopDirectoryLoading()
 898 {
 899     m_view->stopLoading();
 900     m_statusBar->setProgress(100);
 901 }
 902
 903 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 904 {
 905     m_view->setZoomLevel(zoomLevel);
 906 }
 907
 908 void DolphinViewContainer::showErrorMessage(const QString& msg)
 909 {
 910     showMessage(msg, Error);
 911 }
 912
 913 void DolphinViewContainer::slotPlacesModelChanged()
 914 {
 915     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 916         Q_EMIT captionChanged();
 917     }
 918 }
 919
 920 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
 921 {
 922     if (m_urlNavigatorConnected) {
 923         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
 924     }
 925 }
 926
 927 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
 928 {
 929     if (m_urlNavigatorConnected) {
 930         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
 931     }
 932 }
 933
 934 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
 935 {
 936     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
 937         showErrorMessage(job->errorString());
 938     }
 939 }
 940
 941 bool DolphinViewContainer::isSearchUrl(const QUrl& url) const
 942 {
 943     return url.scheme().contains(QLatin1String("search"));
 944 }
 945
 946 void DolphinViewContainer::saveViewState()
 947 {
 948     QByteArray locationState;
 949     QDataStream stream(&locationState, QIODevice::WriteOnly);
 950     m_view->saveState(stream);
 951     m_urlNavigator->saveLocationState(locationState);
 952 }
 953
 954 void DolphinViewContainer::tryRestoreViewState()
 955 {
 956     QByteArray locationState = m_urlNavigator->locationState();
 957     if (!locationState.isEmpty()) {
 958         QDataStream stream(&locationState, QIODevice::ReadOnly);
 959         m_view->restoreState(stream);
 960     }
 961 }