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_compactmodesettings.h"
  10 #include "dolphin_contentdisplaysettings.h"
  11 #include "dolphin_detailsmodesettings.h"
  12 #include "dolphin_generalsettings.h"
  13 #include "dolphin_iconsmodesettings.h"
  14 #include "dolphindebug.h"
  15 #include "dolphinplacesmodelsingleton.h"
  16 #include "filterbar/filterbar.h"
  17 #include "global.h"
  18 #include "search/dolphinsearchbox.h"
  19 #include "selectionmode/topbar.h"
  20 #include "statusbar/dolphinstatusbar.h"
  21
  22 #include <KActionCollection>
  23 #if HAVE_KACTIVITIES
  24 #include <KActivities/ResourceInstance>
  25 #endif
  26 #include <KApplicationTrader>
  27 #include <KFileItemActions>
  28 #include <KFilePlacesModel>
  29 #include <KIO/JobUiDelegateFactory>
  30 #include <KIO/OpenUrlJob>
  31 #include <KLocalizedString>
  32 #include <KMessageWidget>
  33 #include <KProtocolManager>
  34 #include <KShell>
  35 #include <kio_version.h>
  36
  37 #include <QApplication>
  38 #include <QDesktopServices>
  39 #include <QDropEvent>
  40 #include <QGridLayout>
  41 #include <QGuiApplication>
  42 #include <QRegularExpression>
  43 #include <QTimer>
  44 #include <QUrl>
  45
  46 // An overview of the widgets contained by this ViewContainer
  47 struct LayoutStructure {
  48     int searchBox = 0;
  49     int messageWidget = 1;
  50     int selectionModeTopBar = 2;
  51     int view = 3;
  52     int selectionModeBottomBar = 4;
  53     int filterBar = 5;
  54     int statusBar = 6;
  55 };
  56 constexpr LayoutStructure positionFor;
  57
  58 DolphinViewContainer::DolphinViewContainer(const QUrl &url, QWidget *parent)
  59     : QWidget(parent)
  60     , m_topLayout(nullptr)
  61     , m_urlNavigator{new DolphinUrlNavigator(url)}
  62     , m_urlNavigatorConnected{nullptr}
  63     , m_searchBox(nullptr)
  64     , m_searchModeEnabled(false)
  65     , m_messageWidget(nullptr)
  66     , m_selectionModeTopBar{nullptr}
  67     , m_view(nullptr)
  68     , m_filterBar(nullptr)
  69     , m_selectionModeBottomBar{nullptr}
  70     , m_statusBar(nullptr)
  71     , m_statusBarTimer(nullptr)
  72     , m_statusBarTimestamp()
  73     , m_autoGrabFocus(true)
  74 {
  75     hide();
  76
  77     m_topLayout = new QGridLayout(this);
  78     m_topLayout->setSpacing(0);
  79     m_topLayout->setContentsMargins(0, 0, 0, 0);
  80
  81     m_searchBox = new DolphinSearchBox(this);
  82     m_searchBox->hide();
  83     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
  84     connect(m_searchBox, &DolphinSearchBox::openRequest, this, &DolphinViewContainer::openSearchBox);
  85     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
  86     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
  87     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
  88     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
  89                                      "<para>This helps you find files and folders. Enter a <emphasis>"
  90                                      "search term</emphasis> and specify search settings with the "
  91                                      "buttons at the bottom:<list><item>Filename/Content: "
  92                                      "Does the item you are looking for contain the search terms "
  93                                      "within its filename or its contents?<nl/>The contents of images, "
  94                                      "audio files and videos will not be searched.</item><item>"
  95                                      "From Here/Everywhere: Do you want to search in this "
  96                                      "folder and its sub-folders or everywhere?</item><item>"
  97                                      "More Options: Click this to search by media type, access "
  98                                      "time or rating.</item><item>More Search Tools: Install other "
  99                                      "means to find an item.</item></list></para>"));
 100
 101     m_messageWidget = new KMessageWidget(this);
 102     m_messageWidget->setCloseButtonVisible(true);
 103     m_messageWidget->hide();
 104
 105 #ifndef Q_OS_WIN
 106     if (getuid() == 0) {
 107         // We must be logged in as the root user; show a big scary warning
 108         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 109     }
 110 #endif
 111
 112     // Initialize filter bar
 113     m_filterBar = new FilterBar(this);
 114     m_filterBar->setVisible(GeneralSettings::filterBar());
 115
 116     connect(m_filterBar, &FilterBar::filterChanged, this, &DolphinViewContainer::setNameFilter);
 117     connect(m_filterBar, &FilterBar::closeRequest, this, &DolphinViewContainer::closeFilterBar);
 118     connect(m_filterBar, &FilterBar::focusViewRequest, this, &DolphinViewContainer::requestFocus);
 119
 120     // Initialize the main view
 121     m_view = new DolphinView(url, this);
 122     connect(m_view, &DolphinView::urlChanged, m_filterBar, &FilterBar::clearIfUnlocked);
 123     connect(m_view, &DolphinView::urlChanged, m_messageWidget, &KMessageWidget::hide);
 124     // m_urlNavigator stays in sync with m_view's location changes and
 125     // keeps track of them so going back and forth in the history works.
 126     connect(m_view, &DolphinView::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 127     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 128     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 129     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 130     connect(m_view, &DolphinView::writeStateChanged, this, &DolphinViewContainer::writeStateChanged);
 131     connect(m_view, &DolphinView::requestItemInfo, this, &DolphinViewContainer::showItemInfo);
 132     connect(m_view, &DolphinView::itemActivated, this, &DolphinViewContainer::slotItemActivated);
 133     connect(m_view, &DolphinView::fileMiddleClickActivated, this, &DolphinViewContainer::slotfileMiddleClickActivated);
 134     connect(m_view, &DolphinView::itemsActivated, this, &DolphinViewContainer::slotItemsActivated);
 135     connect(m_view, &DolphinView::redirection, this, &DolphinViewContainer::redirect);
 136     connect(m_view, &DolphinView::directoryLoadingStarted, this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 137     connect(m_view, &DolphinView::directoryLoadingCompleted, this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 138     connect(m_view, &DolphinView::directoryLoadingCanceled, this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 139     connect(m_view, &DolphinView::itemCountChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 140     connect(m_view, &DolphinView::directoryLoadingProgress, this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 141     connect(m_view, &DolphinView::directorySortingProgress, this, &DolphinViewContainer::updateDirectorySortingProgress);
 142     connect(m_view, &DolphinView::selectionChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 143     connect(m_view, &DolphinView::errorMessage, this, &DolphinViewContainer::showErrorMessage);
 144     connect(m_view, &DolphinView::urlIsFileError, this, &DolphinViewContainer::slotUrlIsFileError);
 145     connect(m_view, &DolphinView::activated, this, &DolphinViewContainer::activate);
 146     connect(m_view, &DolphinView::hiddenFilesShownChanged, this, &DolphinViewContainer::slotHiddenFilesShownChanged);
 147     connect(m_view, &DolphinView::sortHiddenLastChanged, this, &DolphinViewContainer::slotSortHiddenLastChanged);
 148     connect(m_view, &DolphinView::currentDirectoryRemoved, this, &DolphinViewContainer::slotCurrentDirectoryRemoved);
 149
 150     // Initialize status bar
 151     m_statusBar = new DolphinStatusBar(this);
 152     m_statusBar->setUrl(m_view->url());
 153     m_statusBar->setZoomLevel(m_view->zoomLevel());
 154     connect(m_view, &DolphinView::urlChanged, m_statusBar, &DolphinStatusBar::setUrl);
 155     connect(m_view, &DolphinView::zoomLevelChanged, m_statusBar, &DolphinStatusBar::setZoomLevel);
 156     connect(m_view, &DolphinView::infoMessage, m_statusBar, &DolphinStatusBar::setText);
 157     connect(m_view, &DolphinView::operationCompletedMessage, m_statusBar, &DolphinStatusBar::setText);
 158     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::setDefaultText);
 159     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::resetToDefaultText);
 160     connect(m_statusBar, &DolphinStatusBar::stopPressed, this, &DolphinViewContainer::stopDirectoryLoading);
 161     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged, this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 162
 163     m_statusBarTimer = new QTimer(this);
 164     m_statusBarTimer->setSingleShot(true);
 165     m_statusBarTimer->setInterval(300);
 166     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 167
 168     KIO::FileUndoManager *undoManager = KIO::FileUndoManager::self();
 169     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished, this, &DolphinViewContainer::delayedStatusBarUpdate);
 170
 171     m_topLayout->addWidget(m_searchBox, positionFor.searchBox, 0);
 172     m_topLayout->addWidget(m_messageWidget, positionFor.messageWidget, 0);
 173     m_topLayout->addWidget(m_view, positionFor.view, 0);
 174     m_topLayout->addWidget(m_filterBar, positionFor.filterBar, 0);
 175     m_topLayout->addWidget(m_statusBar, positionFor.statusBar, 0);
 176
 177     setSearchModeEnabled(isSearchUrl(url));
 178
 179     // Update view as the ContentDisplaySettings change
 180     // this happens here and not in DolphinView as DolphinviewContainer and DolphinView are not in the same build target ATM
 181     connect(ContentDisplaySettings::self(), &KCoreConfigSkeleton::configChanged, m_view, &DolphinView::reload);
 182
 183     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 184     connect(placesModel, &KFilePlacesModel::dataChanged, this, &DolphinViewContainer::slotPlacesModelChanged);
 185     connect(placesModel, &KFilePlacesModel::rowsInserted, this, &DolphinViewContainer::slotPlacesModelChanged);
 186     connect(placesModel, &KFilePlacesModel::rowsRemoved, this, &DolphinViewContainer::slotPlacesModelChanged);
 187
 188     connect(this, &DolphinViewContainer::searchModeEnabledChanged, this, &DolphinViewContainer::captionChanged);
 189 }
 190
 191 DolphinViewContainer::~DolphinViewContainer()
 192 {
 193 }
 194
 195 QUrl DolphinViewContainer::url() const
 196 {
 197     return m_view->url();
 198 }
 199
 200 KFileItem DolphinViewContainer::rootItem() const
 201 {
 202     return m_view->rootItem();
 203 }
 204
 205 void DolphinViewContainer::setActive(bool active)
 206 {
 207     m_searchBox->setActive(active);
 208     if (m_urlNavigatorConnected) {
 209         m_urlNavigatorConnected->setActive(active);
 210     }
 211     m_view->setActive(active);
 212 }
 213
 214 bool DolphinViewContainer::isActive() const
 215 {
 216     return m_view->isActive();
 217 }
 218
 219 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 220 {
 221     m_autoGrabFocus = grab;
 222 }
 223
 224 bool DolphinViewContainer::autoGrabFocus() const
 225 {
 226     return m_autoGrabFocus;
 227 }
 228
 229 QString DolphinViewContainer::currentSearchText() const
 230 {
 231     return m_searchBox->text();
 232 }
 233
 234 const DolphinStatusBar *DolphinViewContainer::statusBar() const
 235 {
 236     return m_statusBar;
 237 }
 238
 239 DolphinStatusBar *DolphinViewContainer::statusBar()
 240 {
 241     return m_statusBar;
 242 }
 243
 244 const DolphinUrlNavigator *DolphinViewContainer::urlNavigator() const
 245 {
 246     return m_urlNavigatorConnected;
 247 }
 248
 249 DolphinUrlNavigator *DolphinViewContainer::urlNavigator()
 250 {
 251     return m_urlNavigatorConnected;
 252 }
 253
 254 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
 255 {
 256     return m_urlNavigator.get();
 257 }
 258
 259 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
 260 {
 261     return m_urlNavigator.get();
 262 }
 263
 264 const DolphinView *DolphinViewContainer::view() const
 265 {
 266     return m_view;
 267 }
 268
 269 DolphinView *DolphinViewContainer::view()
 270 {
 271     return m_view;
 272 }
 273
 274 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
 275 {
 276     Q_CHECK_PTR(urlNavigator);
 277     Q_ASSERT(!m_urlNavigatorConnected);
 278     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
 279     Q_CHECK_PTR(m_view);
 280
 281     urlNavigator->setLocationUrl(m_view->url());
 282     urlNavigator->setShowHiddenFolders(m_view->hiddenFilesShown());
 283     urlNavigator->setSortHiddenFoldersLast(m_view->sortHiddenLast());
 284     if (m_urlNavigatorVisualState) {
 285         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
 286         m_urlNavigatorVisualState.reset();
 287     }
 288     urlNavigator->setActive(isActive());
 289
 290     // Url changes are still done via m_urlNavigator.
 291     connect(urlNavigator, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 292     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 293         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
 294     });
 295     // Aside from these, only visual things need to be connected.
 296     connect(m_view, &DolphinView::urlChanged, urlNavigator, &DolphinUrlNavigator::setLocationUrl);
 297     connect(urlNavigator, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 298
 299     m_urlNavigatorConnected = urlNavigator;
 300 }
 301
 302 void DolphinViewContainer::disconnectUrlNavigator()
 303 {
 304     if (!m_urlNavigatorConnected) {
 305         return;
 306     }
 307
 308     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 309     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped, this, nullptr);
 310     disconnect(m_view, &DolphinView::urlChanged, m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
 311     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 312
 313     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
 314     m_urlNavigatorConnected = nullptr;
 315 }
 316
 317 void DolphinViewContainer::setSelectionModeEnabled(bool enabled, KActionCollection *actionCollection, SelectionMode::BottomBar::Contents bottomBarContents)
 318 {
 319     const bool wasEnabled = m_view->selectionMode();
 320     m_view->setSelectionModeEnabled(enabled);
 321
 322     if (!enabled) {
 323         if (!wasEnabled) {
 324             return; // nothing to do here
 325         }
 326         Q_CHECK_PTR(m_selectionModeTopBar); // there is no point in disabling selectionMode when it wasn't even enabled once.
 327         Q_CHECK_PTR(m_selectionModeBottomBar);
 328         if (m_selectionModeTopBar->isAncestorOf(QApplication::focusWidget()) || m_selectionModeBottomBar->isAncestorOf(QApplication::focusWidget())) {
 329             m_view->setFocus();
 330         }
 331         m_selectionModeTopBar->setVisible(false, WithAnimation);
 332         m_selectionModeBottomBar->setVisible(false, WithAnimation);
 333         Q_EMIT selectionModeChanged(false);
 334         return;
 335     }
 336
 337     if (!m_selectionModeTopBar) {
 338         // Changing the location will disable selection mode.
 339         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
 340             setSelectionModeEnabled(false);
 341         });
 342
 343         m_selectionModeTopBar = new SelectionMode::TopBar(this); // will be created hidden
 344         connect(m_selectionModeTopBar, &SelectionMode::TopBar::selectionModeLeavingRequested, this, [this]() {
 345             setSelectionModeEnabled(false);
 346         });
 347         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
 348     }
 349
 350     if (!m_selectionModeBottomBar) {
 351         m_selectionModeBottomBar = new SelectionMode::BottomBar(actionCollection, this);
 352         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
 353             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
 354         });
 355         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::error, this, [this](const QString &errorMessage) {
 356             showErrorMessage(errorMessage);
 357         });
 358         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::selectionModeLeavingRequested, this, [this]() {
 359             setSelectionModeEnabled(false);
 360         });
 361         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
 362     }
 363     m_selectionModeBottomBar->resetContents(bottomBarContents);
 364     if (bottomBarContents == SelectionMode::BottomBar::GeneralContents) {
 365         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
 366     }
 367
 368     if (!wasEnabled) {
 369         m_selectionModeTopBar->setVisible(true, WithAnimation);
 370         m_selectionModeBottomBar->setVisible(true, WithAnimation);
 371         Q_EMIT selectionModeChanged(true);
 372     }
 373 }
 374
 375 bool DolphinViewContainer::isSelectionModeEnabled() const
 376 {
 377     const bool isEnabled = m_view->selectionMode();
 378     Q_ASSERT((!isEnabled
 379               // We can't assert that the bars are invisible only because the selection mode is disabled because the hide animation might still be playing.
 380               && (!m_selectionModeBottomBar || !m_selectionModeBottomBar->isEnabled() || !m_selectionModeBottomBar->isVisible()
 381                   || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::PasteContents))
 382              || (isEnabled && m_selectionModeTopBar
 383                  && m_selectionModeTopBar->isVisible()
 384                  // 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.
 385                  && m_selectionModeBottomBar
 386                  && (m_selectionModeBottomBar->isVisible() || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::GeneralContents)));
 387     return isEnabled;
 388 }
 389
 390 void DolphinViewContainer::slotSplitTabDisabled()
 391 {
 392     if (m_selectionModeBottomBar) {
 393         m_selectionModeBottomBar->slotSplitTabDisabled();
 394     }
 395 }
 396
 397 void DolphinViewContainer::showMessage(const QString &msg, MessageType type)
 398 {
 399     if (msg.isEmpty()) {
 400         return;
 401     }
 402
 403     m_messageWidget->setText(msg);
 404
 405     // TODO: wrap at arbitrary character positions once QLabel can do this
 406     // https://bugreports.qt.io/browse/QTBUG-1276
 407     m_messageWidget->setWordWrap(true);
 408
 409     switch (type) {
 410     case Information:
 411         m_messageWidget->setMessageType(KMessageWidget::Information);
 412         break;
 413     case Warning:
 414         m_messageWidget->setMessageType(KMessageWidget::Warning);
 415         break;
 416     case Error:
 417         m_messageWidget->setMessageType(KMessageWidget::Error);
 418         break;
 419     default:
 420         Q_ASSERT(false);
 421         break;
 422     }
 423
 424     m_messageWidget->setWordWrap(false);
 425     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 426     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 427
 428     if (m_messageWidget->isVisible()) {
 429         m_messageWidget->hide();
 430     }
 431     m_messageWidget->animatedShow();
 432 }
 433
 434 void DolphinViewContainer::readSettings()
 435 {
 436     // The startup settings should (only) get applied if they have been
 437     // modified by the user. Otherwise keep the (possibly) different current
 438     // setting of the filterbar.
 439     if (GeneralSettings::modifiedStartupSettings()) {
 440         setFilterBarVisible(GeneralSettings::filterBar());
 441     }
 442
 443     m_view->readSettings();
 444     m_statusBar->readSettings();
 445 }
 446
 447 bool DolphinViewContainer::isFilterBarVisible() const
 448 {
 449     return m_filterBar->isVisible();
 450 }
 451
 452 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 453 {
 454     m_searchBox->setVisible(enabled);
 455
 456     if (enabled) {
 457         const QUrl &locationUrl = m_urlNavigator->locationUrl();
 458         m_searchBox->fromSearchUrl(locationUrl);
 459     }
 460
 461     if (enabled == isSearchModeEnabled()) {
 462         if (enabled && !m_searchBox->hasFocus()) {
 463             m_searchBox->setFocus();
 464             m_searchBox->selectAll();
 465         }
 466         return;
 467     }
 468
 469     if (!enabled) {
 470         m_view->setViewPropertiesContext(QString());
 471
 472         // Restore the URL for the URL navigator. If Dolphin has been
 473         // started with a search-URL, the home URL is used as fallback.
 474         QUrl url = m_searchBox->searchPath();
 475         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 476             url = Dolphin::homeUrl();
 477         }
 478         m_urlNavigatorConnected->setLocationUrl(url);
 479     }
 480
 481     m_searchModeEnabled = enabled;
 482
 483     Q_EMIT searchModeEnabledChanged(enabled);
 484 }
 485
 486 bool DolphinViewContainer::isSearchModeEnabled() const
 487 {
 488     return m_searchModeEnabled;
 489 }
 490
 491 QString DolphinViewContainer::placesText() const
 492 {
 493     QString text;
 494
 495     if (isSearchModeEnabled()) {
 496         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 497     } else {
 498         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 499         if (text.isEmpty()) {
 500             text = url().host();
 501         }
 502         if (text.isEmpty()) {
 503             text = url().scheme();
 504         }
 505     }
 506
 507     return text;
 508 }
 509
 510 void DolphinViewContainer::reload()
 511 {
 512     view()->reload();
 513     m_messageWidget->hide();
 514 }
 515
 516 QString DolphinViewContainer::captionWindowTitle() const
 517 {
 518     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 519         if (!url().isLocalFile()) {
 520             return url().adjusted(QUrl::StripTrailingSlash).toString();
 521         }
 522         return url().adjusted(QUrl::StripTrailingSlash).path();
 523     } else {
 524         return DolphinViewContainer::caption();
 525     }
 526 }
 527
 528 QString DolphinViewContainer::caption() const
 529 {
 530     if (isSearchModeEnabled()) {
 531         if (currentSearchText().isEmpty()) {
 532             return i18n("Search");
 533         } else {
 534             return i18n("Search for %1", currentSearchText());
 535         }
 536     }
 537
 538     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 539     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
 540     const auto &matchedPlaces =
 541         placesModel->match(placesModel->index(0, 0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
 542
 543     if (!matchedPlaces.isEmpty()) {
 544         return placesModel->text(matchedPlaces.first());
 545     }
 546
 547     if (!url().isLocalFile()) {
 548         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 549         QString caption;
 550         if (!adjustedUrl.fileName().isEmpty()) {
 551             caption = adjustedUrl.fileName();
 552         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 553             caption = adjustedUrl.path();
 554         } else if (!adjustedUrl.host().isEmpty()) {
 555             caption = adjustedUrl.host();
 556         } else {
 557             caption = adjustedUrl.toString();
 558         }
 559         return caption;
 560     }
 561
 562     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 563     if (fileName.isEmpty()) {
 564         fileName = '/';
 565     }
 566
 567     return fileName;
 568 }
 569
 570 void DolphinViewContainer::setUrl(const QUrl &newUrl)
 571 {
 572     if (newUrl != m_urlNavigator->locationUrl()) {
 573         m_urlNavigator->setLocationUrl(newUrl);
 574     }
 575
 576 #if HAVE_KACTIVITIES
 577     KActivities::ResourceInstance::notifyAccessed(newUrl);
 578 #endif
 579 }
 580
 581 void DolphinViewContainer::setFilterBarVisible(bool visible)
 582 {
 583     Q_ASSERT(m_filterBar);
 584     if (visible) {
 585         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 586         m_filterBar->show();
 587         m_filterBar->setFocus();
 588         m_filterBar->selectAll();
 589     } else {
 590         closeFilterBar();
 591     }
 592 }
 593
 594 void DolphinViewContainer::delayedStatusBarUpdate()
 595 {
 596     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 597         // No update of the statusbar has been done during the last 2 seconds,
 598         // although an update has been requested. Trigger an immediate update.
 599         m_statusBarTimer->stop();
 600         updateStatusBar();
 601     } else {
 602         // Invoke updateStatusBar() with a small delay. This assures that
 603         // when a lot of delayedStatusBarUpdates() are done in a short time,
 604         // no bottleneck is given.
 605         m_statusBarTimer->start();
 606     }
 607 }
 608
 609 void DolphinViewContainer::updateStatusBar()
 610 {
 611     m_statusBarTimestamp.start();
 612     m_view->requestStatusBarText();
 613 }
 614
 615 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 616 {
 617     if (m_statusBar->progressText().isEmpty()) {
 618         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder…"));
 619     }
 620     m_statusBar->setProgress(percent);
 621 }
 622
 623 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 624 {
 625     if (m_statusBar->progressText().isEmpty()) {
 626         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting…"));
 627     }
 628     m_statusBar->setProgress(percent);
 629 }
 630
 631 void DolphinViewContainer::slotDirectoryLoadingStarted()
 632 {
 633     if (isSearchUrl(url())) {
 634         // Search KIO-slaves usually don't provide any progress information. Give
 635         // a hint to the user that a searching is done:
 636         updateStatusBar();
 637         m_statusBar->setProgressText(i18nc("@info", "Searching…"));
 638         m_statusBar->setProgress(-1);
 639     } else {
 640         // Trigger an undetermined progress indication. The progress
 641         // information in percent will be triggered by the percent() signal
 642         // of the directory lister later.
 643         m_statusBar->setProgressText(QString());
 644         updateDirectoryLoadingProgress(-1);
 645     }
 646 }
 647
 648 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 649 {
 650     if (!m_statusBar->progressText().isEmpty()) {
 651         m_statusBar->setProgressText(QString());
 652         m_statusBar->setProgress(100);
 653     }
 654
 655     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 656         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 657         // of showing the default status bar information ("0 items") a more helpful information is given:
 658         m_statusBar->setText(i18nc("@info:status", "No items found."));
 659     } else {
 660         updateStatusBar();
 661     }
 662 }
 663
 664 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 665 {
 666     if (!m_statusBar->progressText().isEmpty()) {
 667         m_statusBar->setProgressText(QString());
 668         m_statusBar->setProgress(100);
 669     }
 670
 671     m_statusBar->setText(QString());
 672 }
 673
 674 void DolphinViewContainer::slotUrlIsFileError(const QUrl &url)
 675 {
 676     const KFileItem item(url);
 677
 678     // Find out if the file can be opened in the view (for example, this is the
 679     // case if the file is an archive). The mime type must be known for that.
 680     item.determineMimeType();
 681     const QUrl &folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 682     if (!folderUrl.isEmpty()) {
 683         setUrl(folderUrl);
 684     } else {
 685         slotItemActivated(item);
 686     }
 687 }
 688
 689 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
 690 {
 691     // It is possible to activate items on inactive views by
 692     // drag & drop operations. Assure that activating an item always
 693     // results in an active view.
 694     m_view->setActive(true);
 695
 696     const QUrl &url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 697     if (!url.isEmpty()) {
 698         const auto modifiers = QGuiApplication::keyboardModifiers();
 699         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
 700         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
 701             Q_EMIT activeTabRequested(url);
 702         } else if (modifiers & Qt::ControlModifier) {
 703             Q_EMIT tabRequested(url);
 704         } else if (modifiers & Qt::ShiftModifier) {
 705             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
 706         } else {
 707             setUrl(url);
 708         }
 709         return;
 710     }
 711
 712     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
 713     // Auto*Warning*Handling, errors are put in a KMessageWidget by us in slotOpenUrlFinished.
 714     job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoWarningHandlingEnabled, this));
 715     job->setShowOpenOrExecuteDialog(true);
 716     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 717     job->start();
 718 }
 719
 720 void DolphinViewContainer::slotfileMiddleClickActivated(const KFileItem &item)
 721 {
 722     KService::List services = KApplicationTrader::queryByMimeType(item.mimetype());
 723
 724     int indexOfAppToOpenFileWith = 1;
 725
 726     // executable scripts
 727     auto mimeType = item.currentMimeType();
 728     if (item.isLocalFile() && mimeType.inherits(QStringLiteral("application/x-executable")) && mimeType.inherits(QStringLiteral("text/plain"))
 729         && QFileInfo(item.localPath()).isExecutable()) {
 730         KConfigGroup cfgGroup(KSharedConfig::openConfig(QStringLiteral("kiorc")), QStringLiteral("Executable scripts"));
 731         const QString value = cfgGroup.readEntry("behaviourOnLaunch", "alwaysAsk");
 732
 733         // in case KIO::WidgetsOpenOrExecuteFileHandler::promptUserOpenOrExecute would not open the file
 734         if (value != QLatin1String("open")) {
 735             indexOfAppToOpenFileWith = 0;
 736         }
 737     }
 738
 739     if (services.length() >= indexOfAppToOpenFileWith + 1) {
 740         auto service = services.at(indexOfAppToOpenFileWith);
 741
 742         KIO::ApplicationLauncherJob *job = new KIO::ApplicationLauncherJob(service, this);
 743         job->setUrls({item.url()});
 744
 745         job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 746         connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 747         job->start();
 748     }
 749 }
 750
 751 void DolphinViewContainer::slotItemsActivated(const KFileItemList &items)
 752 {
 753     Q_ASSERT(items.count() >= 2);
 754
 755     KFileItemActions fileItemActions(this);
 756     fileItemActions.runPreferredApplications(items);
 757 }
 758
 759 void DolphinViewContainer::showItemInfo(const KFileItem &item)
 760 {
 761     if (item.isNull()) {
 762         m_statusBar->resetToDefaultText();
 763     } else {
 764         m_statusBar->setText(item.getStatusBarInfo());
 765     }
 766 }
 767
 768 void DolphinViewContainer::closeFilterBar()
 769 {
 770     m_filterBar->closeFilterBar();
 771     m_view->setFocus();
 772     Q_EMIT showFilterBarChanged(false);
 773 }
 774
 775 void DolphinViewContainer::clearFilterBar()
 776 {
 777     m_filterBar->clearIfUnlocked();
 778 }
 779
 780 void DolphinViewContainer::setNameFilter(const QString &nameFilter)
 781 {
 782     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 783     m_view->setNameFilter(nameFilter);
 784     delayedStatusBarUpdate();
 785 }
 786
 787 void DolphinViewContainer::activate()
 788 {
 789     setActive(true);
 790 }
 791
 792 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl &)
 793 {
 794     saveViewState();
 795 }
 796
 797 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl &url)
 798 {
 799     if (m_urlNavigatorConnected) {
 800         m_urlNavigatorConnected->slotReturnPressed();
 801     }
 802
 803     if (KProtocolManager::supportsListing(url)) {
 804         const bool searchBoxInitialized = isSearchModeEnabled() && m_searchBox->text().isEmpty();
 805         setSearchModeEnabled(isSearchUrl(url) || searchBoxInitialized);
 806
 807         m_view->setUrl(url);
 808         tryRestoreViewState();
 809
 810         if (m_autoGrabFocus && isActive() && !isSearchModeEnabled()) {
 811             // When an URL has been entered, the view should get the focus.
 812             // The focus must be requested asynchronously, as changing the URL might create
 813             // a new view widget.
 814             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 815         }
 816     } else if (KProtocolManager::isSourceProtocol(url)) {
 817         if (url.scheme().startsWith(QLatin1String("http"))) {
 818             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 819                               "Dolphin does not support web pages, the web browser has been launched"),
 820                         Information);
 821         } else {
 822             showMessage(i18nc("@info:status", "Protocol not supported by Dolphin, default application has been launched"), Information);
 823         }
 824
 825         QDesktopServices::openUrl(url);
 826         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 827     } else {
 828         if (!url.scheme().isEmpty()) {
 829             showMessage(i18nc("@info:status", "Invalid protocol '%1'", url.scheme()), Error);
 830         } else {
 831             showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 832         }
 833         m_urlNavigator->goBack();
 834     }
 835 }
 836
 837 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl &url)
 838 {
 839     m_view->markUrlsAsSelected({url});
 840     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 841 }
 842
 843 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
 844 {
 845     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 846 }
 847
 848 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
 849 {
 850     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 851 }
 852
 853 void DolphinViewContainer::redirect(const QUrl &oldUrl, const QUrl &newUrl)
 854 {
 855     Q_UNUSED(oldUrl)
 856     const bool block = m_urlNavigator->signalsBlocked();
 857     m_urlNavigator->blockSignals(true);
 858
 859     // Assure that the location state is reset for redirection URLs. This
 860     // allows to skip redirection URLs when going back or forward in the
 861     // URL history.
 862     m_urlNavigator->saveLocationState(QByteArray());
 863     m_urlNavigator->setLocationUrl(newUrl);
 864     setSearchModeEnabled(isSearchUrl(newUrl));
 865
 866     m_urlNavigator->blockSignals(block);
 867 }
 868
 869 void DolphinViewContainer::requestFocus()
 870 {
 871     m_view->setFocus();
 872 }
 873
 874 void DolphinViewContainer::startSearching()
 875 {
 876     Q_CHECK_PTR(m_urlNavigatorConnected);
 877     const QUrl url = m_searchBox->urlForSearching();
 878     if (url.isValid() && !url.isEmpty()) {
 879         m_view->setViewPropertiesContext(QStringLiteral("search"));
 880         m_urlNavigatorConnected->setLocationUrl(url);
 881     }
 882 }
 883
 884 void DolphinViewContainer::openSearchBox()
 885 {
 886     setSearchModeEnabled(true);
 887 }
 888
 889 void DolphinViewContainer::closeSearchBox()
 890 {
 891     setSearchModeEnabled(false);
 892 }
 893
 894 void DolphinViewContainer::stopDirectoryLoading()
 895 {
 896     m_view->stopLoading();
 897     m_statusBar->setProgress(100);
 898 }
 899
 900 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 901 {
 902     m_view->setZoomLevel(zoomLevel);
 903 }
 904
 905 void DolphinViewContainer::showErrorMessage(const QString &msg)
 906 {
 907     showMessage(msg, Error);
 908 }
 909
 910 void DolphinViewContainer::slotPlacesModelChanged()
 911 {
 912     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 913         Q_EMIT captionChanged();
 914     }
 915 }
 916
 917 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
 918 {
 919     if (m_urlNavigatorConnected) {
 920         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
 921     }
 922 }
 923
 924 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
 925 {
 926     if (m_urlNavigatorConnected) {
 927         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
 928     }
 929 }
 930
 931 void DolphinViewContainer::slotCurrentDirectoryRemoved()
 932 {
 933     const QString location(url().toDisplayString(QUrl::PreferLocalFile));
 934     if (url().isLocalFile()) {
 935         const QString dirPath = url().toLocalFile();
 936         const QString newPath = getNearestExistingAncestorOfPath(dirPath);
 937         const QUrl newUrl = QUrl::fromLocalFile(newPath);
 938         setUrl(newUrl);
 939     }
 940
 941     showMessage(xi18n("Current location changed, <filename>%1</filename> is no longer accessible.", location), Warning);
 942 }
 943
 944 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
 945 {
 946     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
 947         showErrorMessage(job->errorString());
 948     }
 949 }
 950
 951 bool DolphinViewContainer::isSearchUrl(const QUrl &url) const
 952 {
 953     return url.scheme().contains(QLatin1String("search"));
 954 }
 955
 956 void DolphinViewContainer::saveViewState()
 957 {
 958     QByteArray locationState;
 959     QDataStream stream(&locationState, QIODevice::WriteOnly);
 960     m_view->saveState(stream);
 961     m_urlNavigator->saveLocationState(locationState);
 962 }
 963
 964 void DolphinViewContainer::tryRestoreViewState()
 965 {
 966     QByteArray locationState = m_urlNavigator->locationState();
 967     if (!locationState.isEmpty()) {
 968         QDataStream stream(&locationState, QIODevice::ReadOnly);
 969         m_view->restoreState(stream);
 970     }
 971 }
 972
 973 QString DolphinViewContainer::getNearestExistingAncestorOfPath(const QString &path) const
 974 {
 975     QDir dir(path);
 976     do {
 977         dir.setPath(QDir::cleanPath(dir.filePath(QStringLiteral(".."))));
 978     } while (!dir.exists() && !dir.isRoot());
 979
 980     return dir.exists() ? dir.path() : QString{};
 981 }
 982
 983 #include "moc_dolphinviewcontainer.cpp"