File indexing completed on 2024-03-24 17:22:47

0001 /*
0002  * SPDX-FileCopyrightText: 2007 Peter Penz <peter.penz19@gmail.com>
0003  *
0004  * SPDX-License-Identifier: GPL-2.0-or-later
0005  */
0006 
0007 #include "dolphinviewcontainer.h"
0008 
0009 #include "dolphin_compactmodesettings.h"
0010 #include "dolphin_contentdisplaysettings.h"
0011 #include "dolphin_detailsmodesettings.h"
0012 #include "dolphin_generalsettings.h"
0013 #include "dolphin_iconsmodesettings.h"
0014 #include "dolphindebug.h"
0015 #include "dolphinplacesmodelsingleton.h"
0016 #include "filterbar/filterbar.h"
0017 #include "global.h"
0018 #include "search/dolphinsearchbox.h"
0019 #include "selectionmode/topbar.h"
0020 #include "statusbar/dolphinstatusbar.h"
0021 
0022 #include <KActionCollection>
0023 #if HAVE_PLASMA_ACTIVITIES
0024 #include <PlasmaActivities/ResourceInstance>
0025 #endif
0026 #include <KApplicationTrader>
0027 #include <KFileItemActions>
0028 #include <KFilePlacesModel>
0029 #include <KIO/JobUiDelegateFactory>
0030 #include <KIO/OpenUrlJob>
0031 #include <KLocalizedString>
0032 #include <KMessageWidget>
0033 #include <KProtocolManager>
0034 #include <KShell>
0035 #include <kio_version.h>
0036 
0037 #include <QApplication>
0038 #include <QDesktopServices>
0039 #include <QDropEvent>
0040 #include <QGridLayout>
0041 #include <QGuiApplication>
0042 #include <QRegularExpression>
0043 #include <QTimer>
0044 #include <QUrl>
0045 
0046 // An overview of the widgets contained by this ViewContainer
0047 struct LayoutStructure {
0048     int searchBox = 0;
0049     int messageWidget = 1;
0050     int selectionModeTopBar = 2;
0051     int view = 3;
0052     int selectionModeBottomBar = 4;
0053     int filterBar = 5;
0054     int statusBar = 6;
0055 };
0056 constexpr LayoutStructure positionFor;
0057 
0058 DolphinViewContainer::DolphinViewContainer(const QUrl &url, QWidget *parent)
0059     : QWidget(parent)
0060     , m_topLayout(nullptr)
0061     , m_urlNavigator{new DolphinUrlNavigator(url)}
0062     , m_urlNavigatorConnected{nullptr}
0063     , m_searchBox(nullptr)
0064     , m_searchModeEnabled(false)
0065     , m_messageWidget(nullptr)
0066     , m_selectionModeTopBar{nullptr}
0067     , m_view(nullptr)
0068     , m_filterBar(nullptr)
0069     , m_selectionModeBottomBar{nullptr}
0070     , m_statusBar(nullptr)
0071     , m_statusBarTimer(nullptr)
0072     , m_statusBarTimestamp()
0073     , m_autoGrabFocus(true)
0074 {
0075     hide();
0076 
0077     m_topLayout = new QGridLayout(this);
0078     m_topLayout->setSpacing(0);
0079     m_topLayout->setContentsMargins(0, 0, 0, 0);
0080 
0081     m_searchBox = new DolphinSearchBox(this);
0082     m_searchBox->hide();
0083     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
0084     connect(m_searchBox, &DolphinSearchBox::openRequest, this, &DolphinViewContainer::openSearchBox);
0085     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
0086     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
0087     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
0088     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
0089                                      "<para>This helps you find files and folders. Enter a <emphasis>"
0090                                      "search term</emphasis> and specify search settings with the "
0091                                      "buttons at the bottom:<list><item>Filename/Content: "
0092                                      "Does the item you are looking for contain the search terms "
0093                                      "within its filename or its contents?<nl/>The contents of images, "
0094                                      "audio files and videos will not be searched.</item><item>"
0095                                      "From Here/Everywhere: Do you want to search in this "
0096                                      "folder and its sub-folders or everywhere?</item><item>"
0097                                      "More Options: Click this to search by media type, access "
0098                                      "time or rating.</item><item>More Search Tools: Install other "
0099                                      "means to find an item.</item></list></para>"));
0100 
0101     m_messageWidget = new KMessageWidget(this);
0102     m_messageWidget->setCloseButtonVisible(true);
0103     m_messageWidget->setPosition(KMessageWidget::Header);
0104     m_messageWidget->hide();
0105 
0106 #ifndef Q_OS_WIN
0107     if (getuid() == 0) {
0108         // We must be logged in as the root user; show a big scary warning
0109         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
0110     }
0111 #endif
0112 
0113     // Initialize filter bar
0114     m_filterBar = new FilterBar(this);
0115     m_filterBar->setVisible(GeneralSettings::filterBar());
0116 
0117     connect(m_filterBar, &FilterBar::filterChanged, this, &DolphinViewContainer::setNameFilter);
0118     connect(m_filterBar, &FilterBar::closeRequest, this, &DolphinViewContainer::closeFilterBar);
0119     connect(m_filterBar, &FilterBar::focusViewRequest, this, &DolphinViewContainer::requestFocus);
0120 
0121     // Initialize the main view
0122     m_view = new DolphinView(url, this);
0123     connect(m_view, &DolphinView::urlChanged, m_filterBar, &FilterBar::clearIfUnlocked);
0124     connect(m_view, &DolphinView::urlChanged, m_messageWidget, &KMessageWidget::hide);
0125     // m_urlNavigator stays in sync with m_view's location changes and
0126     // keeps track of them so going back and forth in the history works.
0127     connect(m_view, &DolphinView::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
0128     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
0129     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
0130     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
0131     connect(m_view, &DolphinView::writeStateChanged, this, &DolphinViewContainer::writeStateChanged);
0132     connect(m_view, &DolphinView::requestItemInfo, this, &DolphinViewContainer::showItemInfo);
0133     connect(m_view, &DolphinView::itemActivated, this, &DolphinViewContainer::slotItemActivated);
0134     connect(m_view, &DolphinView::fileMiddleClickActivated, this, &DolphinViewContainer::slotfileMiddleClickActivated);
0135     connect(m_view, &DolphinView::itemsActivated, this, &DolphinViewContainer::slotItemsActivated);
0136     connect(m_view, &DolphinView::redirection, this, &DolphinViewContainer::redirect);
0137     connect(m_view, &DolphinView::directoryLoadingStarted, this, &DolphinViewContainer::slotDirectoryLoadingStarted);
0138     connect(m_view, &DolphinView::directoryLoadingCompleted, this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
0139     connect(m_view, &DolphinView::directoryLoadingCanceled, this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
0140     connect(m_view, &DolphinView::itemCountChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
0141     connect(m_view, &DolphinView::directoryLoadingProgress, this, &DolphinViewContainer::updateDirectoryLoadingProgress);
0142     connect(m_view, &DolphinView::directorySortingProgress, this, &DolphinViewContainer::updateDirectorySortingProgress);
0143     connect(m_view, &DolphinView::selectionChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
0144     connect(m_view, &DolphinView::errorMessage, this, &DolphinViewContainer::showErrorMessage);
0145     connect(m_view, &DolphinView::urlIsFileError, this, &DolphinViewContainer::slotUrlIsFileError);
0146     connect(m_view, &DolphinView::activated, this, &DolphinViewContainer::activate);
0147     connect(m_view, &DolphinView::hiddenFilesShownChanged, this, &DolphinViewContainer::slotHiddenFilesShownChanged);
0148     connect(m_view, &DolphinView::sortHiddenLastChanged, this, &DolphinViewContainer::slotSortHiddenLastChanged);
0149     connect(m_view, &DolphinView::currentDirectoryRemoved, this, &DolphinViewContainer::slotCurrentDirectoryRemoved);
0150 
0151     // Initialize status bar
0152     m_statusBar = new DolphinStatusBar(this);
0153     m_statusBar->setUrl(m_view->url());
0154     m_statusBar->setZoomLevel(m_view->zoomLevel());
0155     connect(m_view, &DolphinView::urlChanged, m_statusBar, &DolphinStatusBar::setUrl);
0156     connect(m_view, &DolphinView::zoomLevelChanged, m_statusBar, &DolphinStatusBar::setZoomLevel);
0157     connect(m_view, &DolphinView::infoMessage, m_statusBar, &DolphinStatusBar::setText);
0158     connect(m_view, &DolphinView::operationCompletedMessage, m_statusBar, &DolphinStatusBar::setText);
0159     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::setDefaultText);
0160     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::resetToDefaultText);
0161     connect(m_statusBar, &DolphinStatusBar::stopPressed, this, &DolphinViewContainer::stopDirectoryLoading);
0162     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged, this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
0163 
0164     m_statusBarTimer = new QTimer(this);
0165     m_statusBarTimer->setSingleShot(true);
0166     m_statusBarTimer->setInterval(300);
0167     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
0168 
0169     KIO::FileUndoManager *undoManager = KIO::FileUndoManager::self();
0170     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished, this, &DolphinViewContainer::delayedStatusBarUpdate);
0171 
0172     m_topLayout->addWidget(m_searchBox, positionFor.searchBox, 0);
0173     m_topLayout->addWidget(m_messageWidget, positionFor.messageWidget, 0);
0174     m_topLayout->addWidget(m_view, positionFor.view, 0);
0175     m_topLayout->addWidget(m_filterBar, positionFor.filterBar, 0);
0176     m_topLayout->addWidget(m_statusBar, positionFor.statusBar, 0);
0177 
0178     setSearchModeEnabled(isSearchUrl(url));
0179 
0180     // Update view as the ContentDisplaySettings change
0181     // this happens here and not in DolphinView as DolphinviewContainer and DolphinView are not in the same build target ATM
0182     connect(ContentDisplaySettings::self(), &KCoreConfigSkeleton::configChanged, m_view, &DolphinView::reload);
0183 
0184     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
0185     connect(placesModel, &KFilePlacesModel::dataChanged, this, &DolphinViewContainer::slotPlacesModelChanged);
0186     connect(placesModel, &KFilePlacesModel::rowsInserted, this, &DolphinViewContainer::slotPlacesModelChanged);
0187     connect(placesModel, &KFilePlacesModel::rowsRemoved, this, &DolphinViewContainer::slotPlacesModelChanged);
0188 
0189     connect(this, &DolphinViewContainer::searchModeEnabledChanged, this, &DolphinViewContainer::captionChanged);
0190 }
0191 
0192 DolphinViewContainer::~DolphinViewContainer()
0193 {
0194 }
0195 
0196 QUrl DolphinViewContainer::url() const
0197 {
0198     return m_view->url();
0199 }
0200 
0201 KFileItem DolphinViewContainer::rootItem() const
0202 {
0203     return m_view->rootItem();
0204 }
0205 
0206 void DolphinViewContainer::setActive(bool active)
0207 {
0208     m_searchBox->setActive(active);
0209     if (m_urlNavigatorConnected) {
0210         m_urlNavigatorConnected->setActive(active);
0211     }
0212     m_view->setActive(active);
0213 }
0214 
0215 bool DolphinViewContainer::isActive() const
0216 {
0217     return m_view->isActive();
0218 }
0219 
0220 void DolphinViewContainer::setAutoGrabFocus(bool grab)
0221 {
0222     m_autoGrabFocus = grab;
0223 }
0224 
0225 bool DolphinViewContainer::autoGrabFocus() const
0226 {
0227     return m_autoGrabFocus;
0228 }
0229 
0230 QString DolphinViewContainer::currentSearchText() const
0231 {
0232     return m_searchBox->text();
0233 }
0234 
0235 const DolphinStatusBar *DolphinViewContainer::statusBar() const
0236 {
0237     return m_statusBar;
0238 }
0239 
0240 DolphinStatusBar *DolphinViewContainer::statusBar()
0241 {
0242     return m_statusBar;
0243 }
0244 
0245 const DolphinUrlNavigator *DolphinViewContainer::urlNavigator() const
0246 {
0247     return m_urlNavigatorConnected;
0248 }
0249 
0250 DolphinUrlNavigator *DolphinViewContainer::urlNavigator()
0251 {
0252     return m_urlNavigatorConnected;
0253 }
0254 
0255 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
0256 {
0257     return m_urlNavigator.get();
0258 }
0259 
0260 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
0261 {
0262     return m_urlNavigator.get();
0263 }
0264 
0265 const DolphinView *DolphinViewContainer::view() const
0266 {
0267     return m_view;
0268 }
0269 
0270 DolphinView *DolphinViewContainer::view()
0271 {
0272     return m_view;
0273 }
0274 
0275 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
0276 {
0277     Q_CHECK_PTR(urlNavigator);
0278     Q_ASSERT(!m_urlNavigatorConnected);
0279     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
0280     Q_CHECK_PTR(m_view);
0281 
0282     urlNavigator->setLocationUrl(m_view->url());
0283     urlNavigator->setShowHiddenFolders(m_view->hiddenFilesShown());
0284     urlNavigator->setSortHiddenFoldersLast(m_view->sortHiddenLast());
0285     if (m_urlNavigatorVisualState) {
0286         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
0287         m_urlNavigatorVisualState.reset();
0288     }
0289     urlNavigator->setActive(isActive());
0290 
0291     // Url changes are still done via m_urlNavigator.
0292     connect(urlNavigator, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
0293     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
0294         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
0295     });
0296     // Aside from these, only visual things need to be connected.
0297     connect(m_view, &DolphinView::urlChanged, urlNavigator, &DolphinUrlNavigator::setLocationUrl);
0298     connect(urlNavigator, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
0299 
0300     m_urlNavigatorConnected = urlNavigator;
0301 }
0302 
0303 void DolphinViewContainer::disconnectUrlNavigator()
0304 {
0305     if (!m_urlNavigatorConnected) {
0306         return;
0307     }
0308 
0309     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
0310     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped, this, nullptr);
0311     disconnect(m_view, &DolphinView::urlChanged, m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
0312     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
0313 
0314     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
0315     m_urlNavigatorConnected = nullptr;
0316 }
0317 
0318 void DolphinViewContainer::setSelectionModeEnabled(bool enabled, KActionCollection *actionCollection, SelectionMode::BottomBar::Contents bottomBarContents)
0319 {
0320     const bool wasEnabled = m_view->selectionMode();
0321     m_view->setSelectionModeEnabled(enabled);
0322 
0323     if (!enabled) {
0324         if (!wasEnabled) {
0325             return; // nothing to do here
0326         }
0327         Q_CHECK_PTR(m_selectionModeTopBar); // there is no point in disabling selectionMode when it wasn't even enabled once.
0328         Q_CHECK_PTR(m_selectionModeBottomBar);
0329         m_selectionModeTopBar->setVisible(false, WithAnimation);
0330         m_selectionModeBottomBar->setVisible(false, WithAnimation);
0331         Q_EMIT selectionModeChanged(false);
0332 
0333         if (m_selectionModeTopBar->isAncestorOf(QApplication::focusWidget()) || m_selectionModeBottomBar->isAncestorOf(QApplication::focusWidget())) {
0334             m_view->setFocus();
0335         }
0336         return;
0337     }
0338 
0339     if (!m_selectionModeTopBar) {
0340         // Changing the location will disable selection mode.
0341         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
0342             setSelectionModeEnabled(false);
0343         });
0344 
0345         m_selectionModeTopBar = new SelectionMode::TopBar(this); // will be created hidden
0346         connect(m_selectionModeTopBar, &SelectionMode::TopBar::selectionModeLeavingRequested, this, [this]() {
0347             setSelectionModeEnabled(false);
0348         });
0349         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
0350     }
0351 
0352     if (!m_selectionModeBottomBar) {
0353         m_selectionModeBottomBar = new SelectionMode::BottomBar(actionCollection, this);
0354         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
0355             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
0356         });
0357         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::error, this, [this](const QString &errorMessage) {
0358             showErrorMessage(errorMessage);
0359         });
0360         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::selectionModeLeavingRequested, this, [this]() {
0361             setSelectionModeEnabled(false);
0362         });
0363         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
0364     }
0365     m_selectionModeBottomBar->resetContents(bottomBarContents);
0366     if (bottomBarContents == SelectionMode::BottomBar::GeneralContents) {
0367         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
0368     }
0369 
0370     if (!wasEnabled) {
0371         m_selectionModeTopBar->setVisible(true, WithAnimation);
0372         m_selectionModeBottomBar->setVisible(true, WithAnimation);
0373         Q_EMIT selectionModeChanged(true);
0374     }
0375 }
0376 
0377 bool DolphinViewContainer::isSelectionModeEnabled() const
0378 {
0379     const bool isEnabled = m_view->selectionMode();
0380     Q_ASSERT((!isEnabled
0381               // We can't assert that the bars are invisible only because the selection mode is disabled because the hide animation might still be playing.
0382               && (!m_selectionModeBottomBar || !m_selectionModeBottomBar->isEnabled() || !m_selectionModeBottomBar->isVisible()
0383                   || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::PasteContents))
0384              || (isEnabled && m_selectionModeTopBar
0385                  && m_selectionModeTopBar->isVisible()
0386                  // The bottom bar is either visible or was hidden because it has nothing to show in GeneralContents mode e.g. because no items are selected.
0387                  && m_selectionModeBottomBar
0388                  && (m_selectionModeBottomBar->isVisible() || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::GeneralContents)));
0389     return isEnabled;
0390 }
0391 
0392 void DolphinViewContainer::slotSplitTabDisabled()
0393 {
0394     if (m_selectionModeBottomBar) {
0395         m_selectionModeBottomBar->slotSplitTabDisabled();
0396     }
0397 }
0398 
0399 void DolphinViewContainer::showMessage(const QString &msg, MessageType type)
0400 {
0401     if (msg.isEmpty()) {
0402         return;
0403     }
0404 
0405     m_messageWidget->setText(msg);
0406 
0407     // TODO: wrap at arbitrary character positions once QLabel can do this
0408     // https://bugreports.qt.io/browse/QTBUG-1276
0409     m_messageWidget->setWordWrap(true);
0410 
0411     switch (type) {
0412     case Information:
0413         m_messageWidget->setMessageType(KMessageWidget::Information);
0414         break;
0415     case Warning:
0416         m_messageWidget->setMessageType(KMessageWidget::Warning);
0417         break;
0418     case Error:
0419         m_messageWidget->setMessageType(KMessageWidget::Error);
0420         break;
0421     default:
0422         Q_ASSERT(false);
0423         break;
0424     }
0425 
0426     m_messageWidget->setWordWrap(false);
0427     const int unwrappedWidth = m_messageWidget->sizeHint().width();
0428     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
0429 
0430     if (m_messageWidget->isVisible()) {
0431         m_messageWidget->hide();
0432     }
0433     m_messageWidget->animatedShow();
0434 }
0435 
0436 void DolphinViewContainer::readSettings()
0437 {
0438     // The startup settings should (only) get applied if they have been
0439     // modified by the user. Otherwise keep the (possibly) different current
0440     // setting of the filterbar.
0441     if (GeneralSettings::modifiedStartupSettings()) {
0442         setFilterBarVisible(GeneralSettings::filterBar());
0443     }
0444 
0445     m_view->readSettings();
0446     m_statusBar->readSettings();
0447 }
0448 
0449 bool DolphinViewContainer::isFilterBarVisible() const
0450 {
0451     return m_filterBar->isVisible();
0452 }
0453 
0454 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
0455 {
0456     m_searchBox->setVisible(enabled);
0457 
0458     if (enabled) {
0459         const QUrl &locationUrl = m_urlNavigator->locationUrl();
0460         m_searchBox->fromSearchUrl(locationUrl);
0461     }
0462 
0463     if (enabled == isSearchModeEnabled()) {
0464         if (enabled && !m_searchBox->hasFocus()) {
0465             m_searchBox->setFocus();
0466             m_searchBox->selectAll();
0467         }
0468         return;
0469     }
0470 
0471     if (!enabled) {
0472         m_view->setViewPropertiesContext(QString());
0473 
0474         // Restore the URL for the URL navigator. If Dolphin has been
0475         // started with a search-URL, the home URL is used as fallback.
0476         QUrl url = m_searchBox->searchPath();
0477         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
0478             url = Dolphin::homeUrl();
0479         }
0480         m_urlNavigatorConnected->setLocationUrl(url);
0481     }
0482 
0483     m_searchModeEnabled = enabled;
0484 
0485     Q_EMIT searchModeEnabledChanged(enabled);
0486 }
0487 
0488 bool DolphinViewContainer::isSearchModeEnabled() const
0489 {
0490     return m_searchModeEnabled;
0491 }
0492 
0493 QString DolphinViewContainer::placesText() const
0494 {
0495     QString text;
0496 
0497     if (isSearchModeEnabled()) {
0498         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
0499     } else {
0500         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
0501         if (text.isEmpty()) {
0502             text = url().host();
0503         }
0504         if (text.isEmpty()) {
0505             text = url().scheme();
0506         }
0507     }
0508 
0509     return text;
0510 }
0511 
0512 void DolphinViewContainer::reload()
0513 {
0514     view()->reload();
0515     m_messageWidget->hide();
0516 }
0517 
0518 QString DolphinViewContainer::captionWindowTitle() const
0519 {
0520     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
0521         if (!url().isLocalFile()) {
0522             return url().adjusted(QUrl::StripTrailingSlash).toString();
0523         }
0524         return url().adjusted(QUrl::StripTrailingSlash).path();
0525     } else {
0526         return DolphinViewContainer::caption();
0527     }
0528 }
0529 
0530 QString DolphinViewContainer::caption() const
0531 {
0532     if (isSearchModeEnabled()) {
0533         if (currentSearchText().isEmpty()) {
0534             return i18n("Search");
0535         } else {
0536             return i18n("Search for %1", currentSearchText());
0537         }
0538     }
0539 
0540     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
0541     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
0542     const auto &matchedPlaces =
0543         placesModel->match(placesModel->index(0, 0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
0544 
0545     if (!matchedPlaces.isEmpty()) {
0546         return placesModel->text(matchedPlaces.first());
0547     }
0548 
0549     if (!url().isLocalFile()) {
0550         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
0551         QString caption;
0552         if (!adjustedUrl.fileName().isEmpty()) {
0553             caption = adjustedUrl.fileName();
0554         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
0555             caption = adjustedUrl.path();
0556         } else if (!adjustedUrl.host().isEmpty()) {
0557             caption = adjustedUrl.host();
0558         } else {
0559             caption = adjustedUrl.toString();
0560         }
0561         return caption;
0562     }
0563 
0564     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
0565     if (fileName.isEmpty()) {
0566         fileName = '/';
0567     }
0568 
0569     return fileName;
0570 }
0571 
0572 void DolphinViewContainer::setUrl(const QUrl &newUrl)
0573 {
0574     if (newUrl != m_urlNavigator->locationUrl()) {
0575         m_urlNavigator->setLocationUrl(newUrl);
0576     }
0577 
0578 #if HAVE_PLASMA_ACTIVITIES
0579     KActivities::ResourceInstance::notifyAccessed(newUrl);
0580 #endif
0581 }
0582 
0583 void DolphinViewContainer::setFilterBarVisible(bool visible)
0584 {
0585     Q_ASSERT(m_filterBar);
0586     if (visible) {
0587         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
0588         m_filterBar->show();
0589         m_filterBar->setFocus();
0590         m_filterBar->selectAll();
0591     } else {
0592         closeFilterBar();
0593     }
0594 }
0595 
0596 void DolphinViewContainer::delayedStatusBarUpdate()
0597 {
0598     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
0599         // No update of the statusbar has been done during the last 2 seconds,
0600         // although an update has been requested. Trigger an immediate update.
0601         m_statusBarTimer->stop();
0602         updateStatusBar();
0603     } else {
0604         // Invoke updateStatusBar() with a small delay. This assures that
0605         // when a lot of delayedStatusBarUpdates() are done in a short time,
0606         // no bottleneck is given.
0607         m_statusBarTimer->start();
0608     }
0609 }
0610 
0611 void DolphinViewContainer::updateStatusBar()
0612 {
0613     m_statusBarTimestamp.start();
0614     m_view->requestStatusBarText();
0615 }
0616 
0617 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
0618 {
0619     if (m_statusBar->progressText().isEmpty()) {
0620         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder…"));
0621     }
0622     m_statusBar->setProgress(percent);
0623 }
0624 
0625 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
0626 {
0627     if (m_statusBar->progressText().isEmpty()) {
0628         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting…"));
0629     }
0630     m_statusBar->setProgress(percent);
0631 }
0632 
0633 void DolphinViewContainer::slotDirectoryLoadingStarted()
0634 {
0635     if (isSearchUrl(url())) {
0636         // Search KIO-slaves usually don't provide any progress information. Give
0637         // a hint to the user that a searching is done:
0638         updateStatusBar();
0639         m_statusBar->setProgressText(i18nc("@info", "Searching…"));
0640         m_statusBar->setProgress(-1);
0641     } else {
0642         // Trigger an undetermined progress indication. The progress
0643         // information in percent will be triggered by the percent() signal
0644         // of the directory lister later.
0645         m_statusBar->setProgressText(QString());
0646         updateDirectoryLoadingProgress(-1);
0647     }
0648 }
0649 
0650 void DolphinViewContainer::slotDirectoryLoadingCompleted()
0651 {
0652     if (!m_statusBar->progressText().isEmpty()) {
0653         m_statusBar->setProgressText(QString());
0654         m_statusBar->setProgress(100);
0655     }
0656 
0657     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
0658         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
0659         // of showing the default status bar information ("0 items") a more helpful information is given:
0660         m_statusBar->setText(i18nc("@info:status", "No items found."));
0661     } else {
0662         updateStatusBar();
0663     }
0664 }
0665 
0666 void DolphinViewContainer::slotDirectoryLoadingCanceled()
0667 {
0668     if (!m_statusBar->progressText().isEmpty()) {
0669         m_statusBar->setProgressText(QString());
0670         m_statusBar->setProgress(100);
0671     }
0672 
0673     m_statusBar->setText(QString());
0674 }
0675 
0676 void DolphinViewContainer::slotUrlIsFileError(const QUrl &url)
0677 {
0678     const KFileItem item(url);
0679 
0680     // Find out if the file can be opened in the view (for example, this is the
0681     // case if the file is an archive). The mime type must be known for that.
0682     item.determineMimeType();
0683     const QUrl &folderUrl = DolphinView::openItemAsFolderUrl(item, true);
0684     if (!folderUrl.isEmpty()) {
0685         setUrl(folderUrl);
0686     } else {
0687         slotItemActivated(item);
0688     }
0689 }
0690 
0691 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
0692 {
0693     // It is possible to activate items on inactive views by
0694     // drag & drop operations. Assure that activating an item always
0695     // results in an active view.
0696     m_view->setActive(true);
0697 
0698     const QUrl &url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
0699     if (!url.isEmpty()) {
0700         const auto modifiers = QGuiApplication::keyboardModifiers();
0701         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
0702         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
0703             Q_EMIT activeTabRequested(url);
0704         } else if (modifiers & Qt::ControlModifier) {
0705             Q_EMIT tabRequested(url);
0706         } else if (modifiers & Qt::ShiftModifier) {
0707             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
0708         } else {
0709             setUrl(url);
0710         }
0711         return;
0712     }
0713 
0714     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
0715     // Auto*Warning*Handling, errors are put in a KMessageWidget by us in slotOpenUrlFinished.
0716     job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoWarningHandlingEnabled, this));
0717     job->setShowOpenOrExecuteDialog(true);
0718     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
0719     job->start();
0720 }
0721 
0722 void DolphinViewContainer::slotfileMiddleClickActivated(const KFileItem &item)
0723 {
0724     KService::List services = KApplicationTrader::queryByMimeType(item.mimetype());
0725 
0726     int indexOfAppToOpenFileWith = 1;
0727 
0728     // executable scripts
0729     auto mimeType = item.currentMimeType();
0730     if (item.isLocalFile() && mimeType.inherits(QStringLiteral("application/x-executable")) && mimeType.inherits(QStringLiteral("text/plain"))
0731         && QFileInfo(item.localPath()).isExecutable()) {
0732         KConfigGroup cfgGroup(KSharedConfig::openConfig(QStringLiteral("kiorc")), QStringLiteral("Executable scripts"));
0733         const QString value = cfgGroup.readEntry("behaviourOnLaunch", "alwaysAsk");
0734 
0735         // in case KIO::WidgetsOpenOrExecuteFileHandler::promptUserOpenOrExecute would not open the file
0736         if (value != QLatin1String("open")) {
0737             indexOfAppToOpenFileWith = 0;
0738         }
0739     }
0740 
0741     if (services.length() >= indexOfAppToOpenFileWith + 1) {
0742         auto service = services.at(indexOfAppToOpenFileWith);
0743 
0744         KIO::ApplicationLauncherJob *job = new KIO::ApplicationLauncherJob(service, this);
0745         job->setUrls({item.url()});
0746 
0747         job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
0748         connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
0749         job->start();
0750     }
0751 }
0752 
0753 void DolphinViewContainer::slotItemsActivated(const KFileItemList &items)
0754 {
0755     Q_ASSERT(items.count() >= 2);
0756 
0757     KFileItemActions fileItemActions(this);
0758     fileItemActions.runPreferredApplications(items);
0759 }
0760 
0761 void DolphinViewContainer::showItemInfo(const KFileItem &item)
0762 {
0763     if (item.isNull()) {
0764         m_statusBar->resetToDefaultText();
0765     } else {
0766         m_statusBar->setText(item.getStatusBarInfo());
0767     }
0768 }
0769 
0770 void DolphinViewContainer::closeFilterBar()
0771 {
0772     m_filterBar->closeFilterBar();
0773     m_view->setFocus();
0774     Q_EMIT showFilterBarChanged(false);
0775 }
0776 
0777 void DolphinViewContainer::clearFilterBar()
0778 {
0779     m_filterBar->clearIfUnlocked();
0780 }
0781 
0782 void DolphinViewContainer::setNameFilter(const QString &nameFilter)
0783 {
0784     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
0785     m_view->setNameFilter(nameFilter);
0786     delayedStatusBarUpdate();
0787 }
0788 
0789 void DolphinViewContainer::activate()
0790 {
0791     setActive(true);
0792 }
0793 
0794 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl &)
0795 {
0796     saveViewState();
0797 }
0798 
0799 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl &url)
0800 {
0801     if (m_urlNavigatorConnected) {
0802         m_urlNavigatorConnected->slotReturnPressed();
0803     }
0804 
0805     if (KProtocolManager::supportsListing(url)) {
0806         const bool searchBoxInitialized = isSearchModeEnabled() && m_searchBox->text().isEmpty();
0807         setSearchModeEnabled(isSearchUrl(url) || searchBoxInitialized);
0808 
0809         m_view->setUrl(url);
0810         tryRestoreViewState();
0811 
0812         if (m_autoGrabFocus && isActive() && !isSearchModeEnabled()) {
0813             // When an URL has been entered, the view should get the focus.
0814             // The focus must be requested asynchronously, as changing the URL might create
0815             // a new view widget.
0816             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
0817         }
0818     } else if (KProtocolManager::isSourceProtocol(url)) {
0819         if (url.scheme().startsWith(QLatin1String("http"))) {
0820             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
0821                               "Dolphin does not support web pages, the web browser has been launched"),
0822                         Information);
0823         } else {
0824             showMessage(i18nc("@info:status", "Protocol not supported by Dolphin, default application has been launched"), Information);
0825         }
0826 
0827         QDesktopServices::openUrl(url);
0828         redirect(QUrl(), m_urlNavigator->locationUrl(1));
0829     } else {
0830         if (!url.scheme().isEmpty()) {
0831             showMessage(i18nc("@info:status", "Invalid protocol '%1'", url.scheme()), Error);
0832         } else {
0833             showMessage(i18nc("@info:status", "Invalid protocol"), Error);
0834         }
0835         m_urlNavigator->goBack();
0836     }
0837 }
0838 
0839 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl &url)
0840 {
0841     m_view->markUrlsAsSelected({url});
0842     m_view->markUrlAsCurrent(url); // makes the item scroll into view
0843 }
0844 
0845 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
0846 {
0847     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
0848 }
0849 
0850 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
0851 {
0852     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
0853 }
0854 
0855 void DolphinViewContainer::redirect(const QUrl &oldUrl, const QUrl &newUrl)
0856 {
0857     Q_UNUSED(oldUrl)
0858     const bool block = m_urlNavigator->signalsBlocked();
0859     m_urlNavigator->blockSignals(true);
0860 
0861     // Assure that the location state is reset for redirection URLs. This
0862     // allows to skip redirection URLs when going back or forward in the
0863     // URL history.
0864     m_urlNavigator->saveLocationState(QByteArray());
0865     m_urlNavigator->setLocationUrl(newUrl);
0866     setSearchModeEnabled(isSearchUrl(newUrl));
0867 
0868     m_urlNavigator->blockSignals(block);
0869 }
0870 
0871 void DolphinViewContainer::requestFocus()
0872 {
0873     m_view->setFocus();
0874 }
0875 
0876 void DolphinViewContainer::startSearching()
0877 {
0878     Q_CHECK_PTR(m_urlNavigatorConnected);
0879     const QUrl url = m_searchBox->urlForSearching();
0880     if (url.isValid() && !url.isEmpty()) {
0881         m_view->setViewPropertiesContext(QStringLiteral("search"));
0882         m_urlNavigatorConnected->setLocationUrl(url);
0883     }
0884 }
0885 
0886 void DolphinViewContainer::openSearchBox()
0887 {
0888     setSearchModeEnabled(true);
0889 }
0890 
0891 void DolphinViewContainer::closeSearchBox()
0892 {
0893     setSearchModeEnabled(false);
0894 }
0895 
0896 void DolphinViewContainer::stopDirectoryLoading()
0897 {
0898     m_view->stopLoading();
0899     m_statusBar->setProgress(100);
0900 }
0901 
0902 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
0903 {
0904     m_view->setZoomLevel(zoomLevel);
0905 }
0906 
0907 void DolphinViewContainer::showErrorMessage(const QString &msg)
0908 {
0909     showMessage(msg, Error);
0910 }
0911 
0912 void DolphinViewContainer::slotPlacesModelChanged()
0913 {
0914     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
0915         Q_EMIT captionChanged();
0916     }
0917 }
0918 
0919 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
0920 {
0921     if (m_urlNavigatorConnected) {
0922         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
0923     }
0924 }
0925 
0926 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
0927 {
0928     if (m_urlNavigatorConnected) {
0929         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
0930     }
0931 }
0932 
0933 void DolphinViewContainer::slotCurrentDirectoryRemoved()
0934 {
0935     const QString location(url().toDisplayString(QUrl::PreferLocalFile));
0936     if (url().isLocalFile()) {
0937         const QString dirPath = url().toLocalFile();
0938         const QString newPath = getNearestExistingAncestorOfPath(dirPath);
0939         const QUrl newUrl = QUrl::fromLocalFile(newPath);
0940         setUrl(newUrl);
0941     }
0942 
0943     showMessage(xi18n("Current location changed, <filename>%1</filename> is no longer accessible.", location), Warning);
0944 }
0945 
0946 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
0947 {
0948     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
0949         showErrorMessage(job->errorString());
0950     }
0951 }
0952 
0953 bool DolphinViewContainer::isSearchUrl(const QUrl &url) const
0954 {
0955     return url.scheme().contains(QLatin1String("search"));
0956 }
0957 
0958 void DolphinViewContainer::saveViewState()
0959 {
0960     QByteArray locationState;
0961     QDataStream stream(&locationState, QIODevice::WriteOnly);
0962     m_view->saveState(stream);
0963     m_urlNavigator->saveLocationState(locationState);
0964 }
0965 
0966 void DolphinViewContainer::tryRestoreViewState()
0967 {
0968     QByteArray locationState = m_urlNavigator->locationState();
0969     if (!locationState.isEmpty()) {
0970         QDataStream stream(&locationState, QIODevice::ReadOnly);
0971         m_view->restoreState(stream);
0972     }
0973 }
0974 
0975 QString DolphinViewContainer::getNearestExistingAncestorOfPath(const QString &path) const
0976 {
0977     QDir dir(path);
0978     do {
0979         dir.setPath(QDir::cleanPath(dir.filePath(QStringLiteral(".."))));
0980     } while (!dir.exists() && !dir.isRoot());
0981 
0982     return dir.exists() ? dir.path() : QString{};
0983 }
0984 
0985 #include "moc_dolphinviewcontainer.cpp"