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         if (m_selectionModeTopBar->isAncestorOf(QApplication::focusWidget()) || m_selectionModeBottomBar->isAncestorOf(QApplication::focusWidget())) {
 330             m_view->setFocus();
 331         }
 332         m_selectionModeTopBar->setVisible(false, WithAnimation);
 333         m_selectionModeBottomBar->setVisible(false, WithAnimation);
 334         Q_EMIT selectionModeChanged(false);
 335         return;
 336     }
 337
 338     if (!m_selectionModeTopBar) {
 339         // Changing the location will disable selection mode.
 340         connect(m_urlNavigator.get(), &DolphinUrlNavigator::urlChanged, this, [this]() {
 341             setSelectionModeEnabled(false);
 342         });
 343
 344         m_selectionModeTopBar = new SelectionMode::TopBar(this); // will be created hidden
 345         connect(m_selectionModeTopBar, &SelectionMode::TopBar::selectionModeLeavingRequested, this, [this]() {
 346             setSelectionModeEnabled(false);
 347         });
 348         m_topLayout->addWidget(m_selectionModeTopBar, positionFor.selectionModeTopBar, 0);
 349     }
 350
 351     if (!m_selectionModeBottomBar) {
 352         m_selectionModeBottomBar = new SelectionMode::BottomBar(actionCollection, this);
 353         connect(m_view, &DolphinView::selectionChanged, this, [this](const KFileItemList &selection) {
 354             m_selectionModeBottomBar->slotSelectionChanged(selection, m_view->url());
 355         });
 356         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::error, this, [this](const QString &errorMessage) {
 357             showErrorMessage(errorMessage);
 358         });
 359         connect(m_selectionModeBottomBar, &SelectionMode::BottomBar::selectionModeLeavingRequested, this, [this]() {
 360             setSelectionModeEnabled(false);
 361         });
 362         m_topLayout->addWidget(m_selectionModeBottomBar, positionFor.selectionModeBottomBar, 0);
 363     }
 364     m_selectionModeBottomBar->resetContents(bottomBarContents);
 365     if (bottomBarContents == SelectionMode::BottomBar::GeneralContents) {
 366         m_selectionModeBottomBar->slotSelectionChanged(m_view->selectedItems(), m_view->url());
 367     }
 368
 369     if (!wasEnabled) {
 370         m_selectionModeTopBar->setVisible(true, WithAnimation);
 371         m_selectionModeBottomBar->setVisible(true, WithAnimation);
 372         Q_EMIT selectionModeChanged(true);
 373     }
 374 }
 375
 376 bool DolphinViewContainer::isSelectionModeEnabled() const
 377 {
 378     const bool isEnabled = m_view->selectionMode();
 379     Q_ASSERT((!isEnabled
 380               // We can't assert that the bars are invisible only because the selection mode is disabled because the hide animation might still be playing.
 381               && (!m_selectionModeBottomBar || !m_selectionModeBottomBar->isEnabled() || !m_selectionModeBottomBar->isVisible()
 382                   || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::PasteContents))
 383              || (isEnabled && m_selectionModeTopBar
 384                  && m_selectionModeTopBar->isVisible()
 385                  // 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.
 386                  && m_selectionModeBottomBar
 387                  && (m_selectionModeBottomBar->isVisible() || m_selectionModeBottomBar->contents() == SelectionMode::BottomBar::GeneralContents)));
 388     return isEnabled;
 389 }
 390
 391 void DolphinViewContainer::slotSplitTabDisabled()
 392 {
 393     if (m_selectionModeBottomBar) {
 394         m_selectionModeBottomBar->slotSplitTabDisabled();
 395     }
 396 }
 397
 398 void DolphinViewContainer::showMessage(const QString &msg, MessageType type)
 399 {
 400     if (msg.isEmpty()) {
 401         return;
 402     }
 403
 404     m_messageWidget->setText(msg);
 405
 406     // TODO: wrap at arbitrary character positions once QLabel can do this
 407     // https://bugreports.qt.io/browse/QTBUG-1276
 408     m_messageWidget->setWordWrap(true);
 409
 410     switch (type) {
 411     case Information:
 412         m_messageWidget->setMessageType(KMessageWidget::Information);
 413         break;
 414     case Warning:
 415         m_messageWidget->setMessageType(KMessageWidget::Warning);
 416         break;
 417     case Error:
 418         m_messageWidget->setMessageType(KMessageWidget::Error);
 419         break;
 420     default:
 421         Q_ASSERT(false);
 422         break;
 423     }
 424
 425     m_messageWidget->setWordWrap(false);
 426     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 427     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 428
 429     if (m_messageWidget->isVisible()) {
 430         m_messageWidget->hide();
 431     }
 432     m_messageWidget->animatedShow();
 433 }
 434
 435 void DolphinViewContainer::readSettings()
 436 {
 437     // The startup settings should (only) get applied if they have been
 438     // modified by the user. Otherwise keep the (possibly) different current
 439     // setting of the filterbar.
 440     if (GeneralSettings::modifiedStartupSettings()) {
 441         setFilterBarVisible(GeneralSettings::filterBar());
 442     }
 443
 444     m_view->readSettings();
 445     m_statusBar->readSettings();
 446 }
 447
 448 bool DolphinViewContainer::isFilterBarVisible() const
 449 {
 450     return m_filterBar->isVisible();
 451 }
 452
 453 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 454 {
 455     m_searchBox->setVisible(enabled);
 456
 457     if (enabled) {
 458         const QUrl &locationUrl = m_urlNavigator->locationUrl();
 459         m_searchBox->fromSearchUrl(locationUrl);
 460     }
 461
 462     if (enabled == isSearchModeEnabled()) {
 463         if (enabled && !m_searchBox->hasFocus()) {
 464             m_searchBox->setFocus();
 465             m_searchBox->selectAll();
 466         }
 467         return;
 468     }
 469
 470     if (!enabled) {
 471         m_view->setViewPropertiesContext(QString());
 472
 473         // Restore the URL for the URL navigator. If Dolphin has been
 474         // started with a search-URL, the home URL is used as fallback.
 475         QUrl url = m_searchBox->searchPath();
 476         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 477             url = Dolphin::homeUrl();
 478         }
 479         m_urlNavigatorConnected->setLocationUrl(url);
 480     }
 481
 482     m_searchModeEnabled = enabled;
 483
 484     Q_EMIT searchModeEnabledChanged(enabled);
 485 }
 486
 487 bool DolphinViewContainer::isSearchModeEnabled() const
 488 {
 489     return m_searchModeEnabled;
 490 }
 491
 492 QString DolphinViewContainer::placesText() const
 493 {
 494     QString text;
 495
 496     if (isSearchModeEnabled()) {
 497         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 498     } else {
 499         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 500         if (text.isEmpty()) {
 501             text = url().host();
 502         }
 503         if (text.isEmpty()) {
 504             text = url().scheme();
 505         }
 506     }
 507
 508     return text;
 509 }
 510
 511 void DolphinViewContainer::reload()
 512 {
 513     view()->reload();
 514     m_messageWidget->hide();
 515 }
 516
 517 QString DolphinViewContainer::captionWindowTitle() const
 518 {
 519     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 520         if (!url().isLocalFile()) {
 521             return url().adjusted(QUrl::StripTrailingSlash).toString();
 522         }
 523         return url().adjusted(QUrl::StripTrailingSlash).path();
 524     } else {
 525         return DolphinViewContainer::caption();
 526     }
 527 }
 528
 529 QString DolphinViewContainer::caption() const
 530 {
 531     if (isSearchModeEnabled()) {
 532         if (currentSearchText().isEmpty()) {
 533             return i18n("Search");
 534         } else {
 535             return i18n("Search for %1", currentSearchText());
 536         }
 537     }
 538
 539     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 540     const QString pattern = url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?");
 541     const auto &matchedPlaces =
 542         placesModel->match(placesModel->index(0, 0), KFilePlacesModel::UrlRole, QRegularExpression::anchoredPattern(pattern), 1, Qt::MatchRegularExpression);
 543
 544     if (!matchedPlaces.isEmpty()) {
 545         return placesModel->text(matchedPlaces.first());
 546     }
 547
 548     if (!url().isLocalFile()) {
 549         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 550         QString caption;
 551         if (!adjustedUrl.fileName().isEmpty()) {
 552             caption = adjustedUrl.fileName();
 553         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 554             caption = adjustedUrl.path();
 555         } else if (!adjustedUrl.host().isEmpty()) {
 556             caption = adjustedUrl.host();
 557         } else {
 558             caption = adjustedUrl.toString();
 559         }
 560         return caption;
 561     }
 562
 563     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 564     if (fileName.isEmpty()) {
 565         fileName = '/';
 566     }
 567
 568     return fileName;
 569 }
 570
 571 void DolphinViewContainer::setUrl(const QUrl &newUrl)
 572 {
 573     if (newUrl != m_urlNavigator->locationUrl()) {
 574         m_urlNavigator->setLocationUrl(newUrl);
 575     }
 576
 577 #if HAVE_PLASMA_ACTIVITIES
 578     KActivities::ResourceInstance::notifyAccessed(newUrl);
 579 #endif
 580 }
 581
 582 void DolphinViewContainer::setFilterBarVisible(bool visible)
 583 {
 584     Q_ASSERT(m_filterBar);
 585     if (visible) {
 586         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 587         m_filterBar->show();
 588         m_filterBar->setFocus();
 589         m_filterBar->selectAll();
 590     } else {
 591         closeFilterBar();
 592     }
 593 }
 594
 595 void DolphinViewContainer::delayedStatusBarUpdate()
 596 {
 597     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 598         // No update of the statusbar has been done during the last 2 seconds,
 599         // although an update has been requested. Trigger an immediate update.
 600         m_statusBarTimer->stop();
 601         updateStatusBar();
 602     } else {
 603         // Invoke updateStatusBar() with a small delay. This assures that
 604         // when a lot of delayedStatusBarUpdates() are done in a short time,
 605         // no bottleneck is given.
 606         m_statusBarTimer->start();
 607     }
 608 }
 609
 610 void DolphinViewContainer::updateStatusBar()
 611 {
 612     m_statusBarTimestamp.start();
 613     m_view->requestStatusBarText();
 614 }
 615
 616 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 617 {
 618     if (m_statusBar->progressText().isEmpty()) {
 619         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder…"));
 620     }
 621     m_statusBar->setProgress(percent);
 622 }
 623
 624 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 625 {
 626     if (m_statusBar->progressText().isEmpty()) {
 627         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting…"));
 628     }
 629     m_statusBar->setProgress(percent);
 630 }
 631
 632 void DolphinViewContainer::slotDirectoryLoadingStarted()
 633 {
 634     if (isSearchUrl(url())) {
 635         // Search KIO-slaves usually don't provide any progress information. Give
 636         // a hint to the user that a searching is done:
 637         updateStatusBar();
 638         m_statusBar->setProgressText(i18nc("@info", "Searching…"));
 639         m_statusBar->setProgress(-1);
 640     } else {
 641         // Trigger an undetermined progress indication. The progress
 642         // information in percent will be triggered by the percent() signal
 643         // of the directory lister later.
 644         m_statusBar->setProgressText(QString());
 645         updateDirectoryLoadingProgress(-1);
 646     }
 647 }
 648
 649 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 650 {
 651     if (!m_statusBar->progressText().isEmpty()) {
 652         m_statusBar->setProgressText(QString());
 653         m_statusBar->setProgress(100);
 654     }
 655
 656     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 657         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 658         // of showing the default status bar information ("0 items") a more helpful information is given:
 659         m_statusBar->setText(i18nc("@info:status", "No items found."));
 660     } else {
 661         updateStatusBar();
 662     }
 663 }
 664
 665 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 666 {
 667     if (!m_statusBar->progressText().isEmpty()) {
 668         m_statusBar->setProgressText(QString());
 669         m_statusBar->setProgress(100);
 670     }
 671
 672     m_statusBar->setText(QString());
 673 }
 674
 675 void DolphinViewContainer::slotUrlIsFileError(const QUrl &url)
 676 {
 677     const KFileItem item(url);
 678
 679     // Find out if the file can be opened in the view (for example, this is the
 680     // case if the file is an archive). The mime type must be known for that.
 681     item.determineMimeType();
 682     const QUrl &folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 683     if (!folderUrl.isEmpty()) {
 684         setUrl(folderUrl);
 685     } else {
 686         slotItemActivated(item);
 687     }
 688 }
 689
 690 void DolphinViewContainer::slotItemActivated(const KFileItem &item)
 691 {
 692     // It is possible to activate items on inactive views by
 693     // drag & drop operations. Assure that activating an item always
 694     // results in an active view.
 695     m_view->setActive(true);
 696
 697     const QUrl &url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 698     if (!url.isEmpty()) {
 699         const auto modifiers = QGuiApplication::keyboardModifiers();
 700         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
 701         if (modifiers & Qt::ControlModifier && modifiers & Qt::ShiftModifier) {
 702             Q_EMIT activeTabRequested(url);
 703         } else if (modifiers & Qt::ControlModifier) {
 704             Q_EMIT tabRequested(url);
 705         } else if (modifiers & Qt::ShiftModifier) {
 706             Dolphin::openNewWindow({KFilePlacesModel::convertedUrl(url)}, this);
 707         } else {
 708             setUrl(url);
 709         }
 710         return;
 711     }
 712
 713     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl(), item.mimetype());
 714     // Auto*Warning*Handling, errors are put in a KMessageWidget by us in slotOpenUrlFinished.
 715     job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoWarningHandlingEnabled, this));
 716     job->setShowOpenOrExecuteDialog(true);
 717     connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 718     job->start();
 719 }
 720
 721 void DolphinViewContainer::slotfileMiddleClickActivated(const KFileItem &item)
 722 {
 723     KService::List services = KApplicationTrader::queryByMimeType(item.mimetype());
 724
 725     int indexOfAppToOpenFileWith = 1;
 726
 727     // executable scripts
 728     auto mimeType = item.currentMimeType();
 729     if (item.isLocalFile() && mimeType.inherits(QStringLiteral("application/x-executable")) && mimeType.inherits(QStringLiteral("text/plain"))
 730         && QFileInfo(item.localPath()).isExecutable()) {
 731         KConfigGroup cfgGroup(KSharedConfig::openConfig(QStringLiteral("kiorc")), QStringLiteral("Executable scripts"));
 732         const QString value = cfgGroup.readEntry("behaviourOnLaunch", "alwaysAsk");
 733
 734         // in case KIO::WidgetsOpenOrExecuteFileHandler::promptUserOpenOrExecute would not open the file
 735         if (value != QLatin1String("open")) {
 736             indexOfAppToOpenFileWith = 0;
 737         }
 738     }
 739
 740     if (services.length() >= indexOfAppToOpenFileWith + 1) {
 741         auto service = services.at(indexOfAppToOpenFileWith);
 742
 743         KIO::ApplicationLauncherJob *job = new KIO::ApplicationLauncherJob(service, this);
 744         job->setUrls({item.url()});
 745
 746         job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 747         connect(job, &KIO::OpenUrlJob::finished, this, &DolphinViewContainer::slotOpenUrlFinished);
 748         job->start();
 749     }
 750 }
 751
 752 void DolphinViewContainer::slotItemsActivated(const KFileItemList &items)
 753 {
 754     Q_ASSERT(items.count() >= 2);
 755
 756     KFileItemActions fileItemActions(this);
 757     fileItemActions.runPreferredApplications(items);
 758 }
 759
 760 void DolphinViewContainer::showItemInfo(const KFileItem &item)
 761 {
 762     if (item.isNull()) {
 763         m_statusBar->resetToDefaultText();
 764     } else {
 765         m_statusBar->setText(item.getStatusBarInfo());
 766     }
 767 }
 768
 769 void DolphinViewContainer::closeFilterBar()
 770 {
 771     m_filterBar->closeFilterBar();
 772     m_view->setFocus();
 773     Q_EMIT showFilterBarChanged(false);
 774 }
 775
 776 void DolphinViewContainer::clearFilterBar()
 777 {
 778     m_filterBar->clearIfUnlocked();
 779 }
 780
 781 void DolphinViewContainer::setNameFilter(const QString &nameFilter)
 782 {
 783     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 784     m_view->setNameFilter(nameFilter);
 785     delayedStatusBarUpdate();
 786 }
 787
 788 void DolphinViewContainer::activate()
 789 {
 790     setActive(true);
 791 }
 792
 793 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl &)
 794 {
 795     saveViewState();
 796 }
 797
 798 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl &url)
 799 {
 800     if (m_urlNavigatorConnected) {
 801         m_urlNavigatorConnected->slotReturnPressed();
 802     }
 803
 804     if (KProtocolManager::supportsListing(url)) {
 805         const bool searchBoxInitialized = isSearchModeEnabled() && m_searchBox->text().isEmpty();
 806         setSearchModeEnabled(isSearchUrl(url) || searchBoxInitialized);
 807
 808         m_view->setUrl(url);
 809         tryRestoreViewState();
 810
 811         if (m_autoGrabFocus && isActive() && !isSearchModeEnabled()) {
 812             // When an URL has been entered, the view should get the focus.
 813             // The focus must be requested asynchronously, as changing the URL might create
 814             // a new view widget.
 815             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 816         }
 817     } else if (KProtocolManager::isSourceProtocol(url)) {
 818         if (url.scheme().startsWith(QLatin1String("http"))) {
 819             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 820                               "Dolphin does not support web pages, the web browser has been launched"),
 821                         Information);
 822         } else {
 823             showMessage(i18nc("@info:status", "Protocol not supported by Dolphin, default application has been launched"), Information);
 824         }
 825
 826         QDesktopServices::openUrl(url);
 827         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 828     } else {
 829         if (!url.scheme().isEmpty()) {
 830             showMessage(i18nc("@info:status", "Invalid protocol '%1'", url.scheme()), Error);
 831         } else {
 832             showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 833         }
 834         m_urlNavigator->goBack();
 835     }
 836 }
 837
 838 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl &url)
 839 {
 840     m_view->markUrlsAsSelected({url});
 841     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 842 }
 843
 844 void DolphinViewContainer::disableUrlNavigatorSelectionRequests()
 845 {
 846     disconnect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 847 }
 848
 849 void DolphinViewContainer::enableUrlNavigatorSelectionRequests()
 850 {
 851     connect(m_urlNavigator.get(), &KUrlNavigator::urlSelectionRequested, this, &DolphinViewContainer::slotUrlSelectionRequested);
 852 }
 853
 854 void DolphinViewContainer::redirect(const QUrl &oldUrl, const QUrl &newUrl)
 855 {
 856     Q_UNUSED(oldUrl)
 857     const bool block = m_urlNavigator->signalsBlocked();
 858     m_urlNavigator->blockSignals(true);
 859
 860     // Assure that the location state is reset for redirection URLs. This
 861     // allows to skip redirection URLs when going back or forward in the
 862     // URL history.
 863     m_urlNavigator->saveLocationState(QByteArray());
 864     m_urlNavigator->setLocationUrl(newUrl);
 865     setSearchModeEnabled(isSearchUrl(newUrl));
 866
 867     m_urlNavigator->blockSignals(block);
 868 }
 869
 870 void DolphinViewContainer::requestFocus()
 871 {
 872     m_view->setFocus();
 873 }
 874
 875 void DolphinViewContainer::startSearching()
 876 {
 877     Q_CHECK_PTR(m_urlNavigatorConnected);
 878     const QUrl url = m_searchBox->urlForSearching();
 879     if (url.isValid() && !url.isEmpty()) {
 880         m_view->setViewPropertiesContext(QStringLiteral("search"));
 881         m_urlNavigatorConnected->setLocationUrl(url);
 882     }
 883 }
 884
 885 void DolphinViewContainer::openSearchBox()
 886 {
 887     setSearchModeEnabled(true);
 888 }
 889
 890 void DolphinViewContainer::closeSearchBox()
 891 {
 892     setSearchModeEnabled(false);
 893 }
 894
 895 void DolphinViewContainer::stopDirectoryLoading()
 896 {
 897     m_view->stopLoading();
 898     m_statusBar->setProgress(100);
 899 }
 900
 901 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 902 {
 903     m_view->setZoomLevel(zoomLevel);
 904 }
 905
 906 void DolphinViewContainer::showErrorMessage(const QString &msg)
 907 {
 908     showMessage(msg, Error);
 909 }
 910
 911 void DolphinViewContainer::slotPlacesModelChanged()
 912 {
 913     if (!GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 914         Q_EMIT captionChanged();
 915     }
 916 }
 917
 918 void DolphinViewContainer::slotHiddenFilesShownChanged(bool showHiddenFiles)
 919 {
 920     if (m_urlNavigatorConnected) {
 921         m_urlNavigatorConnected->setShowHiddenFolders(showHiddenFiles);
 922     }
 923 }
 924
 925 void DolphinViewContainer::slotSortHiddenLastChanged(bool hiddenLast)
 926 {
 927     if (m_urlNavigatorConnected) {
 928         m_urlNavigatorConnected->setSortHiddenFoldersLast(hiddenLast);
 929     }
 930 }
 931
 932 void DolphinViewContainer::slotCurrentDirectoryRemoved()
 933 {
 934     const QString location(url().toDisplayString(QUrl::PreferLocalFile));
 935     if (url().isLocalFile()) {
 936         const QString dirPath = url().toLocalFile();
 937         const QString newPath = getNearestExistingAncestorOfPath(dirPath);
 938         const QUrl newUrl = QUrl::fromLocalFile(newPath);
 939         setUrl(newUrl);
 940     }
 941
 942     showMessage(xi18n("Current location changed, <filename>%1</filename> is no longer accessible.", location), Warning);
 943 }
 944
 945 void DolphinViewContainer::slotOpenUrlFinished(KJob *job)
 946 {
 947     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
 948         showErrorMessage(job->errorString());
 949     }
 950 }
 951
 952 bool DolphinViewContainer::isSearchUrl(const QUrl &url) const
 953 {
 954     return url.scheme().contains(QLatin1String("search"));
 955 }
 956
 957 void DolphinViewContainer::saveViewState()
 958 {
 959     QByteArray locationState;
 960     QDataStream stream(&locationState, QIODevice::WriteOnly);
 961     m_view->saveState(stream);
 962     m_urlNavigator->saveLocationState(locationState);
 963 }
 964
 965 void DolphinViewContainer::tryRestoreViewState()
 966 {
 967     QByteArray locationState = m_urlNavigator->locationState();
 968     if (!locationState.isEmpty()) {
 969         QDataStream stream(&locationState, QIODevice::ReadOnly);
 970         m_view->restoreState(stream);
 971     }
 972 }
 973
 974 QString DolphinViewContainer::getNearestExistingAncestorOfPath(const QString &path) const
 975 {
 976     QDir dir(path);
 977     do {
 978         dir.setPath(QDir::cleanPath(dir.filePath(QStringLiteral(".."))));
 979     } while (!dir.exists() && !dir.isRoot());
 980
 981     return dir.exists() ? dir.path() : QString{};
 982 }
 983
 984 #include "moc_dolphinviewcontainer.cpp"