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_PLASMA_ACTIVITIES
  24 #include <PlasmaActivities/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->setPosition(KMessageWidget::Header);
 104     m_messageWidget->hide();
 105
 106 #ifndef Q_OS_WIN
 107     if (getuid() == 0) {
 108         // We must be logged in as the root user; show a big scary warning
 109         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 110     }
 111 #endif
 112
 113     // Initialize filter bar
 114     m_filterBar = new FilterBar(this);
 115     m_filterBar->setVisible(GeneralSettings::filterBar());
 116
 117     connect(m_filterBar, &FilterBar::filterChanged, this, &DolphinViewContainer::setNameFilter);
 118     connect(m_filterBar, &FilterBar::closeRequest, this, &DolphinViewContainer::closeFilterBar);
 119     connect(m_filterBar, &FilterBar::focusViewRequest, this, &DolphinViewContainer::requestFocus);
 120
 121     // Initialize the main view
 122     m_view = new DolphinView(url, this);
 123     connect(m_view, &DolphinView::urlChanged, m_filterBar, &FilterBar::clearIfUnlocked);
 124     connect(m_view, &DolphinView::urlChanged, m_messageWidget, &KMessageWidget::hide);
 125     // m_urlNavigator stays in sync with m_view's location changes and
 126     // keeps track of them so going back and forth in the history works.
 127     connect(m_view, &DolphinView::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 128     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 129     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlAboutToBeChanged, this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 130     connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 131     connect(m_view, &DolphinView::writeStateChanged, this, &DolphinViewContainer::writeStateChanged);
 132     connect(m_view, &DolphinView::requestItemInfo, this, &DolphinViewContainer::showItemInfo);
 133     connect(m_view, &DolphinView::itemActivated, this, &DolphinViewContainer::slotItemActivated);
 134     connect(m_view, &DolphinView::fileMiddleClickActivated, this, &DolphinViewContainer::slotfileMiddleClickActivated);
 135     connect(m_view, &DolphinView::itemsActivated, this, &DolphinViewContainer::slotItemsActivated);
 136     connect(m_view, &DolphinView::redirection, this, &DolphinViewContainer::redirect);
 137     connect(m_view, &DolphinView::directoryLoadingStarted, this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 138     connect(m_view, &DolphinView::directoryLoadingCompleted, this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 139     connect(m_view, &DolphinView::directoryLoadingCanceled, this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 140     connect(m_view, &DolphinView::itemCountChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 141     connect(m_view, &DolphinView::directoryLoadingProgress, this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 142     connect(m_view, &DolphinView::directorySortingProgress, this, &DolphinViewContainer::updateDirectorySortingProgress);
 143     connect(m_view, &DolphinView::selectionChanged, this, &DolphinViewContainer::delayedStatusBarUpdate);
 144     connect(m_view, &DolphinView::errorMessage, this, &DolphinViewContainer::showErrorMessage);
 145     connect(m_view, &DolphinView::urlIsFileError, this, &DolphinViewContainer::slotUrlIsFileError);
 146     connect(m_view, &DolphinView::activated, this, &DolphinViewContainer::activate);
 147     connect(m_view, &DolphinView::hiddenFilesShownChanged, this, &DolphinViewContainer::slotHiddenFilesShownChanged);
 148     connect(m_view, &DolphinView::sortHiddenLastChanged, this, &DolphinViewContainer::slotSortHiddenLastChanged);
 149     connect(m_view, &DolphinView::currentDirectoryRemoved, this, &DolphinViewContainer::slotCurrentDirectoryRemoved);
 150
 151     // Initialize status bar
 152     m_statusBar = new DolphinStatusBar(this);
 153     m_statusBar->setUrl(m_view->url());
 154     m_statusBar->setZoomLevel(m_view->zoomLevel());
 155     connect(m_view, &DolphinView::urlChanged, m_statusBar, &DolphinStatusBar::setUrl);
 156     connect(m_view, &DolphinView::zoomLevelChanged, m_statusBar, &DolphinStatusBar::setZoomLevel);
 157     connect(m_view, &DolphinView::infoMessage, m_statusBar, &DolphinStatusBar::setText);
 158     connect(m_view, &DolphinView::operationCompletedMessage, m_statusBar, &DolphinStatusBar::setText);
 159     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::setDefaultText);
 160     connect(m_view, &DolphinView::statusBarTextChanged, m_statusBar, &DolphinStatusBar::resetToDefaultText);
 161     connect(m_statusBar, &DolphinStatusBar::stopPressed, this, &DolphinViewContainer::stopDirectoryLoading);
 162     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged, this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 163
 164     m_statusBarTimer = new QTimer(this);
 165     m_statusBarTimer->setSingleShot(true);
 166     m_statusBarTimer->setInterval(300);
 167     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 168
 169     KIO::FileUndoManager *undoManager = KIO::FileUndoManager::self();
 170     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished, this, &DolphinViewContainer::delayedStatusBarUpdate);
 171
 172     m_topLayout->addWidget(m_searchBox, positionFor.searchBox, 0);
 173     m_topLayout->addWidget(m_messageWidget, positionFor.messageWidget, 0);
 174     m_topLayout->addWidget(m_view, positionFor.view, 0);
 175     m_topLayout->addWidget(m_filterBar, positionFor.filterBar, 0);
 176     m_topLayout->addWidget(m_statusBar, positionFor.statusBar, 0);
 177
 178     setSearchModeEnabled(isSearchUrl(url));
 179
 180     // Update view as the ContentDisplaySettings change
 181     // this happens here and not in DolphinView as DolphinviewContainer and DolphinView are not in the same build target ATM
 182     connect(ContentDisplaySettings::self(), &KCoreConfigSkeleton::configChanged, m_view, &DolphinView::reload);
 183
 184     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 185     connect(placesModel, &KFilePlacesModel::dataChanged, this, &DolphinViewContainer::slotPlacesModelChanged);
 186     connect(placesModel, &KFilePlacesModel::rowsInserted, this, &DolphinViewContainer::slotPlacesModelChanged);
 187     connect(placesModel, &KFilePlacesModel::rowsRemoved, this, &DolphinViewContainer::slotPlacesModelChanged);
 188
 189     connect(this, &DolphinViewContainer::searchModeEnabledChanged, this, &DolphinViewContainer::captionChanged);
 190 }
 191
 192 DolphinViewContainer::~DolphinViewContainer()
 193 {
 194 }
 195
 196 QUrl DolphinViewContainer::url() const
 197 {
 198     return m_view->url();
 199 }
 200
 201 KFileItem DolphinViewContainer::rootItem() const
 202 {
 203     return m_view->rootItem();
 204 }
 205
 206 void DolphinViewContainer::setActive(bool active)
 207 {
 208     m_searchBox->setActive(active);
 209     if (m_urlNavigatorConnected) {
 210         m_urlNavigatorConnected->setActive(active);
 211     }
 212     m_view->setActive(active);
 213 }
 214
 215 bool DolphinViewContainer::isActive() const
 216 {
 217     return m_view->isActive();
 218 }
 219
 220 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 221 {
 222     m_autoGrabFocus = grab;
 223 }
 224
 225 bool DolphinViewContainer::autoGrabFocus() const
 226 {
 227     return m_autoGrabFocus;
 228 }
 229
 230 QString DolphinViewContainer::currentSearchText() const
 231 {
 232     return m_searchBox->text();
 233 }
 234
 235 const DolphinStatusBar *DolphinViewContainer::statusBar() const
 236 {
 237     return m_statusBar;
 238 }
 239
 240 DolphinStatusBar *DolphinViewContainer::statusBar()
 241 {
 242     return m_statusBar;
 243 }
 244
 245 const DolphinUrlNavigator *DolphinViewContainer::urlNavigator() const
 246 {
 247     return m_urlNavigatorConnected;
 248 }
 249
 250 DolphinUrlNavigator *DolphinViewContainer::urlNavigator()
 251 {
 252     return m_urlNavigatorConnected;
 253 }
 254
 255 const DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory() const
 256 {
 257     return m_urlNavigator.get();
 258 }
 259
 260 DolphinUrlNavigator *DolphinViewContainer::urlNavigatorInternalWithHistory()
 261 {
 262     return m_urlNavigator.get();
 263 }
 264
 265 const DolphinView *DolphinViewContainer::view() const
 266 {
 267     return m_view;
 268 }
 269
 270 DolphinView *DolphinViewContainer::view()
 271 {
 272     return m_view;
 273 }
 274
 275 void DolphinViewContainer::connectUrlNavigator(DolphinUrlNavigator *urlNavigator)
 276 {
 277     Q_CHECK_PTR(urlNavigator);
 278     Q_ASSERT(!m_urlNavigatorConnected);
 279     Q_ASSERT(m_urlNavigator.get() != urlNavigator);
 280     Q_CHECK_PTR(m_view);
 281
 282     urlNavigator->setLocationUrl(m_view->url());
 283     urlNavigator->setShowHiddenFolders(m_view->hiddenFilesShown());
 284     urlNavigator->setSortHiddenFoldersLast(m_view->sortHiddenLast());
 285     if (m_urlNavigatorVisualState) {
 286         urlNavigator->setVisualState(*m_urlNavigatorVisualState.get());
 287         m_urlNavigatorVisualState.reset();
 288     }
 289     urlNavigator->setActive(isActive());
 290
 291     // Url changes are still done via m_urlNavigator.
 292     connect(urlNavigator, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 293     connect(urlNavigator, &DolphinUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 294         m_view->dropUrls(destination, event, urlNavigator->dropWidget());
 295     });
 296     // Aside from these, only visual things need to be connected.
 297     connect(m_view, &DolphinView::urlChanged, urlNavigator, &DolphinUrlNavigator::setLocationUrl);
 298     connect(urlNavigator, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 299
 300     m_urlNavigatorConnected = urlNavigator;
 301 }
 302
 303 void DolphinViewContainer::disconnectUrlNavigator()
 304 {
 305     if (!m_urlNavigatorConnected) {
 306         return;
 307     }
 308
 309     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlChanged, m_urlNavigator.get(), &DolphinUrlNavigator::setLocationUrl);
 310     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::urlsDropped, this, nullptr);
 311     disconnect(m_view, &DolphinView::urlChanged, m_urlNavigatorConnected, &DolphinUrlNavigator::setLocationUrl);
 312     disconnect(m_urlNavigatorConnected, &DolphinUrlNavigator::activated, this, &DolphinViewContainer::activate);
 313
 314     m_urlNavigatorVisualState = m_urlNavigatorConnected->visualState();
 315     m_urlNavigatorConnected = nullptr;
 316 }
 317
 318 void DolphinViewContainer::setSelectionModeEnabled(bool enabled, KActionCollection *actionCollection, SelectionMode::BottomBar::Contents bottomBarContents)
 319 {
 320     const bool wasEnabled = m_view->selectionMode();
 321     m_view->setSelectionModeEnabled(enabled);
 322
 323     if (!enabled) {
 324         if (!wasEnabled) {
 325             return; // nothing to do here
 326         }
 327         Q_CHECK_PTR(m_selectionModeTopBar); // there is no point in disabling selectionMode when it wasn't even enabled once.
 328         Q_CHECK_PTR(m_selectionModeBottomBar);
 329         m_selectionModeTopBar->setVisible(false, WithAnimation);
 330         m_selectionModeBottomBar->setVisible(false, WithAnimation);
 331         Q_EMIT selectionModeChanged(false);
 332
 333         if (m_selectionModeTopBar->isAncestorOf(QApplication::focusWidget()) || m_selectionModeBottomBar->isAncestorOf(QApplication::focusWidget())) {
 334             m_view->setFocus();
 335         }
 336         return;
 337     }
 338
 339     if (!m_selectionModeTopBar) {
 340         // Changing the location will disable selection mode.
 341         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
 342             setSelectionModeEnabled(false);
 343         });
 344
 345         m_selectionModeTopBar = new SelectionMode::TopBar(this); // will be created hidden
 346         connect(m_selectionModeTopBar, &SelectionMode::TopBar::selectionModeLeavingRequested, this, [this]() {
 347             setSelectionModeEnabled(false);
 348         });
 349         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
 350     }
 351
 352     if (!m_selectionModeBottomBar) {
 353         m_selectionModeBottomBar = new SelectionMode::BottomBar(actionCollection, this);
 354         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
 355             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
 356         });
 357         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::error, this, [this](const QString &errorMessage) {
 358             showErrorMessage(errorMessage);
 359         });
 360         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::selectionModeLeavingRequested, this, [this]() {
 361             setSelectionModeEnabled(false);
 362         });
 363         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
 364     }
 365     m_selectionModeBottomBar->resetContents(bottomBarContents);
 366     if (bottomBarContents == SelectionMode::BottomBar::GeneralContents) {
 367         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
 368     }
 369
 370     if (!wasEnabled) {
 371         m_selectionModeTopBar->setVisible(true, WithAnimation);
 372         m_selectionModeBottomBar->setVisible(true, WithAnimation);
 373         Q_EMIT selectionModeChanged(true);
 374     }
 375 }
 376
 377 bool DolphinViewContainer::isSelectionModeEnabled() const
 378 {
 379     const bool isEnabled = m_view->selectionMode();
 380     Q_ASSERT((!isEnabled
 381               // We can't assert that the bars are invisible only because the selection mode is disabled because the hide animation might still be playing.
 382               && (!m_selectionModeBottomBar || !m_selectionModeBottomBar->isEnabled() || !m_selectionModeBottomBar->isVisible()
 383                   || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::PasteContents))
 384              || (isEnabled && m_selectionModeTopBar
 385                  && m_selectionModeTopBar->isVisible()
 386                  // 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.
 387                  && m_selectionModeBottomBar
 388                  && (m_selectionModeBottomBar->isVisible() || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::GeneralContents)));
 389     return isEnabled;
 390 }
 391
 392 void DolphinViewContainer::slotSplitTabDisabled()
 393 {
 394     if (m_selectionModeBottomBar) {
 395         m_selectionModeBottomBar->slotSplitTabDisabled();
 396     }
 397 }
 398
 399 void DolphinViewContainer::showMessage(const QString &msg, MessageType type)
 400 {
 401     if (msg.isEmpty()) {
 402         return;
 403     }
 404
 405     m_messageWidget->setText(msg);
 406
 407     // TODO: wrap at arbitrary character positions once QLabel can do this
 408     // https://bugreports.qt.io/browse/QTBUG-1276
 409     m_messageWidget->setWordWrap(true);
 410
 411     switch (type) {
 412     case Information:
 413         m_messageWidget->setMessageType(KMessageWidget::Information);
 414         break;
 415     case Warning:
 416         m_messageWidget->setMessageType(KMessageWidget::Warning);
 417         break;
 418     case Error:
 419         m_messageWidget->setMessageType(KMessageWidget::Error);
 420         break;
 421     default:
 422         Q_ASSERT(false);
 423         break;
 424     }
 425
 426     m_messageWidget->setWordWrap(false);
 427     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 428     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 429
 430     if (m_messageWidget->isVisible()) {
 431         m_messageWidget->hide();
 432     }
 433     m_messageWidget->animatedShow();
 434 }
 435
 436 void DolphinViewContainer::readSettings()
 437 {
 438     // The startup settings should (only) get applied if they have been
 439     // modified by the user. Otherwise keep the (possibly) different current
 440     // setting of the filterbar.
 441     if (GeneralSettings::modifiedStartupSettings()) {
 442         setFilterBarVisible(GeneralSettings::filterBar());
 443     }
 444
 445     m_view->readSettings();
 446     m_statusBar->readSettings();
 447 }
 448
 449 bool DolphinViewContainer::isFilterBarVisible() const
 450 {
 451     return m_filterBar->isVisible();
 452 }
 453
 454 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 455 {
 456     m_searchBox->setVisible(enabled);
 457
 458     if (enabled) {
 459         const QUrl &locationUrl = m_urlNavigator->locationUrl();
 460         m_searchBox->fromSearchUrl(locationUrl);
 461     }
 462
 463     if (enabled == isSearchModeEnabled()) {
 464         if (enabled && !m_searchBox->hasFocus()) {
 465             m_searchBox->setFocus();
 466             m_searchBox->selectAll();
 467         }
 468         return;
 469     }
 470
 471     if (!enabled) {
 472         m_view->setViewPropertiesContext(QString());
 473
 474         // Restore the URL for the URL navigator. If Dolphin has been
 475         // started with a search-URL, the home URL is used as fallback.
 476         QUrl url = m_searchBox->searchPath();
 477         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 478             url = Dolphin::homeUrl();
 479         }
 480         m_urlNavigatorConnected->setLocationUrl(url);
 481     }
 482
 483     m_searchModeEnabled = enabled;
 484
 485     Q_EMIT searchModeEnabledChanged(enabled);
 486 }
 487
 488 bool DolphinViewContainer::isSearchModeEnabled() const
 489 {
 490     return m_searchModeEnabled;
 491 }
 492
 493 QString DolphinViewContainer::placesText() const
 494 {
 495     QString text;
 496
 497     if (isSearchModeEnabled()) {
 498         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 499     } else {
 500         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 501         if (text.isEmpty()) {
 502             text = url().host();
 503         }
 504         if (text.isEmpty()) {
 505             text = url().scheme();
 506         }
 507     }
 508
 509     return text;
 510 }
 511
 512 void DolphinViewContainer::reload()
 513 {
 514     view()->reload();
 515     m_messageWidget->hide();
 516 }
 517
 518 QString DolphinViewContainer::captionWindowTitle() const
 519 {
 520     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 521         if (!url().isLocalFile()) {
 522             return url().adjusted(QUrl::StripTrailingSlash).toString();
 523         }
 524         return url().adjusted(QUrl::StripTrailingSlash).path();
 525     } else {
 526         return DolphinViewContainer::caption();
 527     }
 528 }
 529
 530 QString DolphinViewContainer::caption() const
 531 {
 532     if (isSearchModeEnabled()) {
 533         if (currentSearchText().isEmpty()) {
 534             return i18n("Search");
 535         } else {
 536             return i18n("Search for %1", currentSearchText());
 537         }
 538     }
 539
 540     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 541     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
 542     const auto &matchedPlaces =
 543         placesModel->match(placesModel->index(0, 0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
 544
 545     if (!matchedPlaces.isEmpty()) {
 546         return placesModel->text(matchedPlaces.first());
 547     }
 548
 549     if (!url().isLocalFile()) {
 550         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 551         QString caption;
 552         if (!adjustedUrl.fileName().isEmpty()) {
 553             caption = adjustedUrl.fileName();
 554         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 555             caption = adjustedUrl.path();
 556         } else if (!adjustedUrl.host().isEmpty()) {
 557             caption = adjustedUrl.host();
 558         } else {
 559             caption = adjustedUrl.toString();
 560         }
 561         return caption;
 562     }
 563
 564     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 565     if (fileName.isEmpty()) {
 566         fileName = '/';
 567     }
 568
 569     return fileName;
 570 }
 571
 572 void DolphinViewContainer::setUrl(const QUrl &newUrl)
 573 {
 574     if (newUrl != m_urlNavigator->locationUrl()) {
 575         m_urlNavigator->setLocationUrl(newUrl);
 576     }
 577
 578 #if HAVE_PLASMA_ACTIVITIES
 579     KActivities::ResourceInstance::notifyAccessed(newUrl);
 580 #endif
 581 }
 582
 583 void DolphinViewContainer::setFilterBarVisible(bool visible)
 584 {
 585     Q_ASSERT(m_filterBar);
 586     if (visible) {
 587         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 588         m_filterBar->show();
 589         m_filterBar->setFocus();
 590         m_filterBar->selectAll();
 591     } else {
 592         closeFilterBar();
 593     }
 594 }
 595
 596 void DolphinViewContainer::delayedStatusBarUpdate()
 597 {
 598     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 599         // No update of the statusbar has been done during the last 2 seconds,
 600         // although an update has been requested. Trigger an immediate update.
 601         m_statusBarTimer->stop();
 602         updateStatusBar();
 603     } else {
 604         // Invoke updateStatusBar() with a small delay. This assures that
 605         // when a lot of delayedStatusBarUpdates() are done in a short time,
 606         // no bottleneck is given.
 607         m_statusBarTimer->start();
 608     }
 609 }
 610
 611 void DolphinViewContainer::updateStatusBar()
 612 {
 613     m_statusBarTimestamp.start();
 614     m_view->requestStatusBarText();
 615 }
 616
 617 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 618 {
 619     if (m_statusBar->progressText().isEmpty()) {
 620         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder…"));
 621     }
 622     m_statusBar->setProgress(percent);
 623 }
 624
 625 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 626 {
 627     if (m_statusBar->progressText().isEmpty()) {
 628         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting…"));
 629     }
 630     m_statusBar->setProgress(percent);
 631 }
 632
 633 void DolphinViewContainer::slotDirectoryLoadingStarted()
 634 {
 635     if (isSearchUrl(url())) {
 636         // Search KIO-slaves usually don't provide any progress information. Give
 637         // a hint to the user that a searching is done:
 638         updateStatusBar();
 639         m_statusBar->setProgressText(i18nc("@info", "Searching…"));
 640         m_statusBar->setProgress(-1);
 641     } else {
 642         // Trigger an undetermined progress indication. The progress
 643         // information in percent will be triggered by the percent() signal
 644         // of the directory lister later.
 645         m_statusBar->setProgressText(QString());
 646         updateDirectoryLoadingProgress(-1);
 647     }
 648 }
 649
 650 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 651 {
 652     if (!m_statusBar->progressText().isEmpty()) {
 653         m_statusBar->setProgressText(QString());
 654         m_statusBar->setProgress(100);
 655     }
 656
 657     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 658         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 659         // of showing the default status bar information ("0 items") a more helpful information is given:
 660         m_statusBar->setText(i18nc("@info:status", "No items found."));
 661     } else {
 662         updateStatusBar();
 663     }
 664 }
 665
 666 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 667 {
 668     if (!m_statusBar->progressText().isEmpty()) {
 669         m_statusBar->setProgressText(QString());
 670         m_statusBar->setProgress(100);
 671     }
 672
 673     m_statusBar->setText(QString());
 674 }
 675
 676 void DolphinViewContainer::slotUrlIsFileError(const QUrl &url)
 677 {
 678     const KFileItem item(url);
 679
 680     // Find out if the file can be opened in the view (for example, this is the
 681     // case if the file is an archive). The mime type must be known for that.
 682     item.determineMimeType();
 683     const QUrl &folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 684     if (!folderUrl.isEmpty()) {
 685         setUrl(folderUrl);
 686     } else {
 687         slotItemActivated(item);
 688     }
 689 }
 690
 691 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
 692 {
 693     // It is possible to activate items on inactive views by
 694     // drag & drop operations. Assure that activating an item always
 695     // results in an active view.
 696     m_view->setActive(true);
 697
 698     const QUrl &url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 699     if (!url.isEmpty()) {
 700         const auto modifiers = QGuiApplication::keyboardModifiers();
 701         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
 702         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
 703             Q_EMIT activeTabRequested(url);
 704         } else if (modifiers & Qt::ControlModifier) {
 705             Q_EMIT tabRequested(url);
 706         } else if (modifiers & Qt::ShiftModifier) {
 707             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
 708         } else {
 709             setUrl(url);
 710         }
 711         return;
 712     }
 713
 714     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
 715     // Auto*Warning*Handling, errors are put in a KMessageWidget by us in slotOpenUrlFinished.
 716     job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoWarningHandlingEnabled, this));
 717     job->setShowOpenOrExecuteDialog(true);
 718     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 719     job->start();
 720 }
 721
 722 void DolphinViewContainer::slotfileMiddleClickActivated(const KFileItem &item)
 723 {
 724     KService::List services = KApplicationTrader::queryByMimeType(item.mimetype());
 725
 726     int indexOfAppToOpenFileWith = 1;
 727
 728     // executable scripts
 729     auto mimeType = item.currentMimeType();
 730     if (item.isLocalFile() && mimeType.inherits(QStringLiteral("application/x-executable")) && mimeType.inherits(QStringLiteral("text/plain"))
 731         && QFileInfo(item.localPath()).isExecutable()) {
 732         KConfigGroup cfgGroup(KSharedConfig::openConfig(QStringLiteral("kiorc")), QStringLiteral("Executable scripts"));
 733         const QString value = cfgGroup.readEntry("behaviourOnLaunch", "alwaysAsk");
 734
 735         // in case KIO::WidgetsOpenOrExecuteFileHandler::promptUserOpenOrExecute would not open the file
 736         if (value != QLatin1String("open")) {
 737             indexOfAppToOpenFileWith = 0;
 738         }
 739     }
 740
 741     if (services.length() >= indexOfAppToOpenFileWith + 1) {
 742         auto service = services.at(indexOfAppToOpenFileWith);
 743
 744         KIO::ApplicationLauncherJob *job = new KIO::ApplicationLauncherJob(service, this);
 745         job->setUrls({item.url()});
 746
 747         job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 748         connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 749         job->start();
 750     }
 751 }
 752
 753 void DolphinViewContainer::slotItemsActivated(const KFileItemList &items)
 754 {
 755     Q_ASSERT(items.count() >= 2);
 756
 757     KFileItemActions fileItemActions(this);
 758     fileItemActions.runPreferredApplications(items);
 759 }
 760
 761 void DolphinViewContainer::showItemInfo(const KFileItem &item)
 762 {
 763     if (item.isNull()) {
 764         m_statusBar->resetToDefaultText();
 765     } else {
 766         m_statusBar->setText(item.getStatusBarInfo());
 767     }
 768 }
 769
 770 void DolphinViewContainer::closeFilterBar()
 771 {
 772     m_filterBar->closeFilterBar();
 773     m_view->setFocus();
 774     Q_EMIT showFilterBarChanged(false);
 775 }
 776
 777 void DolphinViewContainer::clearFilterBar()
 778 {
 779     m_filterBar->clearIfUnlocked();
 780 }
 781
 782 void DolphinViewContainer::setNameFilter(const QString &nameFilter)
 783 {
 784     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 785     m_view->setNameFilter(nameFilter);
 786     delayedStatusBarUpdate();
 787 }
 788
 789 void DolphinViewContainer::activate()
 790 {
 791     setActive(true);
 792 }
 793
 794 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl &)
 795 {
 796     saveViewState();
 797 }
 798
 799 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl &url)
 800 {
 801     if (m_urlNavigatorConnected) {
 802         m_urlNavigatorConnected->slotReturnPressed();
 803     }
 804
 805     if (KProtocolManager::supportsListing(url)) {
 806         const bool searchBoxInitialized = isSearchModeEnabled() && m_searchBox->text().isEmpty();
 807         setSearchModeEnabled(isSearchUrl(url) || searchBoxInitialized);
 808
 809         m_view->setUrl(url);
 810         tryRestoreViewState();
 811
 812         if (m_autoGrabFocus && isActive() && !isSearchModeEnabled()) {
 813             // When an URL has been entered, the view should get the focus.
 814             // The focus must be requested asynchronously, as changing the URL might create
 815             // a new view widget.
 816             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 817         }
 818     } else if (KProtocolManager::isSourceProtocol(url)) {
 819         if (url.scheme().startsWith(QLatin1String("http"))) {
 820             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 821                               "Dolphin does not support web pages, the web browser has been launched"),
 822                         Information);
 823         } else {
 824             showMessage(i18nc("@info:status", "Protocol not supported by Dolphin, default application has been launched"), Information);
 825         }
 826
 827         QDesktopServices::openUrl(url);
 828         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 829     } else {
 830         if (!url.scheme().isEmpty()) {
 831             showMessage(i18nc("@info:status", "Invalid protocol '%1'", url.scheme()), Error);
 832         } else {
 833             showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 834         }
 835         m_urlNavigator->goBack();
 836     }
 837 }
 838
 839 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl &url)
 840 {
 841     m_view->markUrlsAsSelected({url});
 842     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 843 }
 844
 845 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
 846 {
 847     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 848 }
 849
 850 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
 851 {
 852     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 853 }
 854
 855 void DolphinViewContainer::redirect(const QUrl &oldUrl, const QUrl &newUrl)
 856 {
 857     Q_UNUSED(oldUrl)
 858     const bool block = m_urlNavigator->signalsBlocked();
 859     m_urlNavigator->blockSignals(true);
 860
 861     // Assure that the location state is reset for redirection URLs. This
 862     // allows to skip redirection URLs when going back or forward in the
 863     // URL history.
 864     m_urlNavigator->saveLocationState(QByteArray());
 865     m_urlNavigator->setLocationUrl(newUrl);
 866     setSearchModeEnabled(isSearchUrl(newUrl));
 867
 868     m_urlNavigator->blockSignals(block);
 869 }
 870
 871 void DolphinViewContainer::requestFocus()
 872 {
 873     m_view->setFocus();
 874 }
 875
 876 void DolphinViewContainer::startSearching()
 877 {
 878     Q_CHECK_PTR(m_urlNavigatorConnected);
 879     const QUrl url = m_searchBox->urlForSearching();
 880     if (url.isValid() && !url.isEmpty()) {
 881         m_view->setViewPropertiesContext(QStringLiteral("search"));
 882         m_urlNavigatorConnected->setLocationUrl(url);
 883     }
 884 }
 885
 886 void DolphinViewContainer::openSearchBox()
 887 {
 888     setSearchModeEnabled(true);
 889 }
 890
 891 void DolphinViewContainer::closeSearchBox()
 892 {
 893     setSearchModeEnabled(false);
 894 }
 895
 896 void DolphinViewContainer::stopDirectoryLoading()
 897 {
 898     m_view->stopLoading();
 899     m_statusBar->setProgress(100);
 900 }
 901
 902 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 903 {
 904     m_view->setZoomLevel(zoomLevel);
 905 }
 906
 907 void DolphinViewContainer::showErrorMessage(const QString &msg)
 908 {
 909     showMessage(msg, Error);
 910 }
 911
 912 void DolphinViewContainer::slotPlacesModelChanged()
 913 {
 914     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 915         Q_EMIT captionChanged();
 916     }
 917 }
 918
 919 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
 920 {
 921     if (m_urlNavigatorConnected) {
 922         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
 923     }
 924 }
 925
 926 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
 927 {
 928     if (m_urlNavigatorConnected) {
 929         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
 930     }
 931 }
 932
 933 void DolphinViewContainer::slotCurrentDirectoryRemoved()
 934 {
 935     const QString location(url().toDisplayString(QUrl::PreferLocalFile));
 936     if (url().isLocalFile()) {
 937         const QString dirPath = url().toLocalFile();
 938         const QString newPath = getNearestExistingAncestorOfPath(dirPath);
 939         const QUrl newUrl = QUrl::fromLocalFile(newPath);
 940         setUrl(newUrl);
 941     }
 942
 943     showMessage(xi18n("Current location changed, <filename>%1</filename> is no longer accessible.", location), Warning);
 944 }
 945
 946 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
 947 {
 948     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
 949         showErrorMessage(job->errorString());
 950     }
 951 }
 952
 953 bool DolphinViewContainer::isSearchUrl(const QUrl &url) const
 954 {
 955     return url.scheme().contains(QLatin1String("search"));
 956 }
 957
 958 void DolphinViewContainer::saveViewState()
 959 {
 960     QByteArray locationState;
 961     QDataStream stream(&locationState, QIODevice::WriteOnly);
 962     m_view->saveState(stream);
 963     m_urlNavigator->saveLocationState(locationState);
 964 }
 965
 966 void DolphinViewContainer::tryRestoreViewState()
 967 {
 968     QByteArray locationState = m_urlNavigator->locationState();
 969     if (!locationState.isEmpty()) {
 970         QDataStream stream(&locationState, QIODevice::ReadOnly);
 971         m_view->restoreState(stream);
 972     }
 973 }
 974
 975 QString DolphinViewContainer::getNearestExistingAncestorOfPath(const QString &path) const
 976 {
 977     QDir dir(path);
 978     do {
 979         dir.setPath(QDir::cleanPath(dir.filePath(QStringLiteral(".."))));
 980     } while (!dir.exists() && !dir.isRoot());
 981
 982     return dir.exists() ? dir.path() : QString{};
 983 }
 984
 985 #include "moc_dolphinviewcontainer.cpp"