src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #ifndef QT_NO_ACCESSIBILITY
  16 #include "kitemviews/accessibility/kitemlistviewaccessible.h"
  17 #endif
  18 #include "kitemviews/kfileitemlistview.h"
  19 #include "kitemviews/kfileitemmodel.h"
  20 #include "kitemviews/kitemlistcontainer.h"
  21 #include "kitemviews/kitemlistcontroller.h"
  22 #include "kitemviews/kitemlistheader.h"
  23 #include "kitemviews/kitemlistselectionmanager.h"
  24 #include "kitemviews/private/kitemlistroleeditor.h"
  25 #include "selectionmode/singleclickselectionproxystyle.h"
  26 #include "settings/viewmodes/viewmodesettings.h"
  27 #include "versioncontrol/versioncontrolobserver.h"
  28 #include "viewproperties.h"
  29 #include "views/tooltips/tooltipmanager.h"
  30 #include "zoomlevelinfo.h"
  31
  32 #if HAVE_BALOO
  33 #include <Baloo/IndexerConfig>
  34 #endif
  35 #include <KColorScheme>
  36 #include <KDesktopFile>
  37 #include <KDirModel>
  38 #include <KFileItemListProperties>
  39 #include <KFormat>
  40 #include <KIO/CopyJob>
  41 #include <KIO/DeleteOrTrashJob>
  42 #include <KIO/DropJob>
  43 #include <KIO/JobUiDelegate>
  44 #include <KIO/Paste>
  45 #include <KIO/PasteJob>
  46 #include <KIO/RenameFileDialog>
  47 #include <KJobWidgets>
  48 #include <KLocalizedString>
  49 #include <KMessageBox>
  50 #include <KProtocolManager>
  51 #include <KUrlMimeData>
  52
  53 #include <kwidgetsaddons_version.h>
  54
  55 #include <QAbstractItemView>
  56 #ifndef QT_NO_ACCESSIBILITY
  57 #include <QAccessible>
  58 #endif
  59 #include <QActionGroup>
  60 #include <QApplication>
  61 #include <QClipboard>
  62 #include <QDropEvent>
  63 #include <QGraphicsOpacityEffect>
  64 #include <QGraphicsSceneDragDropEvent>
  65 #include <QLabel>
  66 #include <QMenu>
  67 #include <QMimeDatabase>
  68 #include <QPixmapCache>
  69 #include <QScrollBar>
  70 #include <QSize>
  71 #include <QTimer>
  72 #include <QToolTip>
  73 #include <QVBoxLayout>
  74
  75 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  76     : QWidget(parent)
  77     , m_active(true)
  78     , m_tabsForFiles(false)
  79     , m_assureVisibleCurrentIndex(false)
  80     , m_isFolderWritable(true)
  81     , m_dragging(false)
  82     , m_selectNextItem(false)
  83     , m_url(url)
  84     , m_viewPropertiesContext()
  85     , m_mode(DolphinView::IconsView)
  86     , m_visibleRoles()
  87     , m_topLayout(nullptr)
  88     , m_model(nullptr)
  89     , m_view(nullptr)
  90     , m_container(nullptr)
  91     , m_toolTipManager(nullptr)
  92     , m_selectionChangedTimer(nullptr)
  93     , m_currentItemUrl()
  94     , m_scrollToCurrentItem(false)
  95     , m_restoredContentsPosition()
  96     , m_controlWheelAccumulatedDelta(0)
  97     , m_selectedUrls()
  98     , m_clearSelectionBeforeSelectingNewItems(false)
  99     , m_markFirstNewlySelectedItemAsCurrent(false)
 100     , m_versionControlObserver(nullptr)
 101     , m_twoClicksRenamingTimer(nullptr)
 102     , m_placeholderLabel(nullptr)
 103     , m_showLoadingPlaceholderTimer(nullptr)
 104 {
 105     m_topLayout = new QVBoxLayout(this);
 106     m_topLayout->setSpacing(0);
 107     m_topLayout->setContentsMargins(0, 0, 0, 0);
 108
 109     // When a new item has been created by the "Create New..." menu, the item should
 110     // get selected and it must be assured that the item will get visible. As the
 111     // creation is done asynchronously, several signals must be checked:
 112     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 113
 114     m_selectionChangedTimer = new QTimer(this);
 115     m_selectionChangedTimer->setSingleShot(true);
 116     m_selectionChangedTimer->setInterval(300);
 117     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 118
 119     m_model = new KFileItemModel(this);
 120     m_view = new DolphinItemListView();
 121     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 122     m_view->setVisibleRoles({"text"});
 123     applyModeToView();
 124
 125     KItemListController *controller = new KItemListController(m_model, m_view, this);
 126     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 127     controller->setAutoActivationDelay(delay);
 128     connect(controller, &KItemListController::doubleClickViewBackground, this, &DolphinView::doubleClickViewBackground);
 129
 130     // The EnlargeSmallPreviews setting can only be changed after the model
 131     // has been set in the view by KItemListController.
 132     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 133
 134     m_container = new KItemListContainer(controller, this);
 135     m_container->installEventFilter(this);
 136 #ifndef QT_NO_ACCESSIBILITY
 137     m_view->setAccessibleParentsObject(m_container);
 138 #endif
 139     setFocusProxy(m_container);
 140     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [this] {
 141         hideToolTip();
 142     });
 143     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [this] {
 144         hideToolTip();
 145     });
 146
 147     m_showLoadingPlaceholderTimer = new QTimer(this);
 148     m_showLoadingPlaceholderTimer->setInterval(500);
 149     m_showLoadingPlaceholderTimer->setSingleShot(true);
 150     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 151
 152     // Show some placeholder text for empty folders
 153     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 154     // because KTitleWidget can't be told to turn off mouse-selectable text
 155     m_placeholderLabel = new QLabel(this);
 156     // Don't consume mouse events
 157     m_placeholderLabel->setAttribute(Qt::WA_TransparentForMouseEvents);
 158
 159     QFont placeholderLabelFont;
 160     // To match the size of a level 2 Heading/KTitleWidget
 161     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 162     m_placeholderLabel->setFont(placeholderLabelFont);
 163     m_placeholderLabel->setWordWrap(true);
 164     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 165     // Match opacity of QML placeholder label component
 166     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 167     effect->setOpacity(0.5);
 168     m_placeholderLabel->setGraphicsEffect(effect);
 169     // Set initial text and visibility
 170     updatePlaceholderLabel();
 171
 172     auto *centeringLayout = new QVBoxLayout(m_container);
 173     centeringLayout->addWidget(m_placeholderLabel);
 174     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 175
 176     controller->setSelectionBehavior(KItemListController::MultiSelection);
 177     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 178     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 179     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 180     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 181     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 182     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 183     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 184     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 185     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 186     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 187     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 188     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 189     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 190     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 191     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 192     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 193     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 194
 195     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 196     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 197     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 198     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 199     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 200     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 201     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 202     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 203     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 204     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 205     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 206     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 207     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 208     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 209
 210     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 211
 212     m_view->installEventFilter(this);
 213     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 214     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 215     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 216     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 217
 218     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 219         m_hoveredColumnHeaderIndex = columnIndex;
 220     });
 221     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 222         m_hoveredColumnHeaderIndex = std::nullopt;
 223     });
 224     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 225     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 226
 227     KItemListSelectionManager *selectionManager = controller->selectionManager();
 228     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 229
 230 #if HAVE_BALOO
 231     m_toolTipManager = new ToolTipManager(this);
 232     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 233 #endif
 234
 235     m_versionControlObserver = new VersionControlObserver(this);
 236     m_versionControlObserver->setView(this);
 237     m_versionControlObserver->setModel(m_model);
 238     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 239     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, [this](const QString &message) {
 240         Q_EMIT errorMessage(message, KIO::ERR_UNKNOWN);
 241     });
 242     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 243
 244     m_twoClicksRenamingTimer = new QTimer(this);
 245     m_twoClicksRenamingTimer->setSingleShot(true);
 246     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 247
 248     applyViewProperties();
 249     m_topLayout->addWidget(m_container);
 250
 251     loadDirectory(url);
 252 }
 253
 254 DolphinView::~DolphinView()
 255 {
 256     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 257 }
 258
 259 QUrl DolphinView::url() const
 260 {
 261     return m_url;
 262 }
 263
 264 void DolphinView::setActive(bool active)
 265 {
 266     if (active == m_active) {
 267         return;
 268     }
 269
 270     m_active = active;
 271
 272     updatePalette();
 273
 274     if (active) {
 275         m_container->setFocus();
 276         Q_EMIT activated();
 277     }
 278 }
 279
 280 bool DolphinView::isActive() const
 281 {
 282     return m_active;
 283 }
 284
 285 void DolphinView::setViewMode(Mode mode)
 286 {
 287     if (mode != m_mode) {
 288         // Reset scrollbars before changing the view mode.
 289         m_container->horizontalScrollBar()->setValue(0);
 290         m_container->verticalScrollBar()->setValue(0);
 291
 292         ViewProperties props(viewPropertiesUrl());
 293         props.setViewMode(mode);
 294
 295         // We pass the new ViewProperties to applyViewProperties, rather than
 296         // storing them on disk and letting applyViewProperties() read them
 297         // from there, to prevent that changing the view mode fails if the
 298         // .directory file is not writable (see bug 318534).
 299         applyViewProperties(props);
 300     }
 301 }
 302
 303 DolphinView::Mode DolphinView::viewMode() const
 304 {
 305     return m_mode;
 306 }
 307
 308 void DolphinView::setSelectionModeEnabled(const bool enabled)
 309 {
 310     if (enabled) {
 311         if (!m_proxyStyle) {
 312             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 313         }
 314         setStyle(m_proxyStyle.get());
 315         m_view->setStyle(m_proxyStyle.get());
 316         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 317     } else {
 318         setStyle(nullptr);
 319         m_view->setStyle(nullptr);
 320         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 321     }
 322     m_container->controller()->setSelectionModeEnabled(enabled);
 323 #ifndef QT_NO_ACCESSIBILITY
 324     if (QAccessible::isActive()) {
 325         auto accessibleViewInterface = static_cast<KItemListViewAccessible *>(QAccessible::queryAccessibleInterface(m_view));
 326         accessibleViewInterface->announceSelectionModeEnabled(enabled);
 327     }
 328 #endif
 329 }
 330
 331 bool DolphinView::selectionMode() const
 332 {
 333     return m_container->controller()->selectionMode();
 334 }
 335
 336 void DolphinView::setPreviewsShown(bool show)
 337 {
 338     if (previewsShown() == show) {
 339         return;
 340     }
 341
 342     ViewProperties props(viewPropertiesUrl());
 343     props.setPreviewsShown(show);
 344
 345     const int oldZoomLevel = m_view->zoomLevel();
 346     m_view->setPreviewsShown(show);
 347     Q_EMIT previewsShownChanged(show);
 348
 349     const int newZoomLevel = m_view->zoomLevel();
 350     if (newZoomLevel != oldZoomLevel) {
 351         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 352     }
 353 }
 354
 355 bool DolphinView::previewsShown() const
 356 {
 357     return m_view->previewsShown();
 358 }
 359
 360 void DolphinView::setHiddenFilesShown(bool show)
 361 {
 362     if (m_model->showHiddenFiles() == show) {
 363         return;
 364     }
 365
 366     const KFileItemList itemList = selectedItems();
 367     m_selectedUrls.clear();
 368     m_selectedUrls = itemList.urlList();
 369
 370     ViewProperties props(viewPropertiesUrl());
 371     props.setHiddenFilesShown(show);
 372
 373     m_model->setShowHiddenFiles(show);
 374     Q_EMIT hiddenFilesShownChanged(show);
 375 }
 376
 377 bool DolphinView::hiddenFilesShown() const
 378 {
 379     return m_model->showHiddenFiles();
 380 }
 381
 382 void DolphinView::setGroupedSorting(bool grouped)
 383 {
 384     if (grouped == groupedSorting()) {
 385         return;
 386     }
 387
 388     ViewProperties props(viewPropertiesUrl());
 389     props.setGroupedSorting(grouped);
 390
 391     m_model->setGroupedSorting(grouped);
 392
 393     Q_EMIT groupedSortingChanged(grouped);
 394 }
 395
 396 bool DolphinView::groupedSorting() const
 397 {
 398     return m_model->groupedSorting();
 399 }
 400
 401 KFileItemList DolphinView::items() const
 402 {
 403     KFileItemList list;
 404     const int itemCount = m_model->count();
 405     list.reserve(itemCount);
 406
 407     for (int i = 0; i < itemCount; ++i) {
 408         list.append(m_model->fileItem(i));
 409     }
 410
 411     return list;
 412 }
 413
 414 int DolphinView::itemsCount() const
 415 {
 416     return m_model->count();
 417 }
 418
 419 KFileItemList DolphinView::selectedItems() const
 420 {
 421     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 422
 423     KFileItemList selectedItems;
 424     const auto items = selectionManager->selectedItems();
 425     selectedItems.reserve(items.count());
 426     for (int index : items) {
 427         selectedItems.append(m_model->fileItem(index));
 428     }
 429     return selectedItems;
 430 }
 431
 432 int DolphinView::selectedItemsCount() const
 433 {
 434     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 435     return selectionManager->selectedItems().count();
 436 }
 437
 438 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 439 {
 440     m_selectedUrls = urls;
 441     m_selectJobCreatedItems = false;
 442 }
 443
 444 void DolphinView::markUrlAsCurrent(const QUrl &url)
 445 {
 446     m_currentItemUrl = url;
 447     m_scrollToCurrentItem = true;
 448 }
 449
 450 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 451 {
 452     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 453     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 454
 455     for (int index = 0; index < m_model->count(); index++) {
 456         const KFileItem item = m_model->fileItem(index);
 457         if (regexp.match(item.text()).hasMatch()) {
 458             // An alternative approach would be to store the matching items in a KItemSet and
 459             // select them in one go after the loop, but we'd need a new function
 460             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 461             // for that.
 462             selectionManager->setSelected(index, 1, mode);
 463         }
 464     }
 465 }
 466
 467 void DolphinView::setZoomLevel(int level)
 468 {
 469     const int oldZoomLevel = zoomLevel();
 470     m_view->setZoomLevel(level);
 471     if (zoomLevel() != oldZoomLevel) {
 472         hideToolTip();
 473         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 474     }
 475 }
 476
 477 int DolphinView::zoomLevel() const
 478 {
 479     return m_view->zoomLevel();
 480 }
 481
 482 void DolphinView::setSortRole(const QByteArray &role)
 483 {
 484     if (role != sortRole()) {
 485         ViewProperties props(viewPropertiesUrl());
 486         props.setSortRole(role);
 487
 488         KItemModelBase *model = m_container->controller()->model();
 489         model->setSortRole(role);
 490
 491         Q_EMIT sortRoleChanged(role);
 492     }
 493 }
 494
 495 QByteArray DolphinView::sortRole() const
 496 {
 497     const KItemModelBase *model = m_container->controller()->model();
 498     return model->sortRole();
 499 }
 500
 501 void DolphinView::setSortOrder(Qt::SortOrder order)
 502 {
 503     if (sortOrder() != order) {
 504         ViewProperties props(viewPropertiesUrl());
 505         props.setSortOrder(order);
 506
 507         m_model->setSortOrder(order);
 508
 509         Q_EMIT sortOrderChanged(order);
 510     }
 511 }
 512
 513 Qt::SortOrder DolphinView::sortOrder() const
 514 {
 515     return m_model->sortOrder();
 516 }
 517
 518 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 519 {
 520     if (sortFoldersFirst() != foldersFirst) {
 521         updateSortFoldersFirst(foldersFirst);
 522     }
 523 }
 524
 525 bool DolphinView::sortFoldersFirst() const
 526 {
 527     return m_model->sortDirectoriesFirst();
 528 }
 529
 530 void DolphinView::setSortHiddenLast(bool hiddenLast)
 531 {
 532     if (sortHiddenLast() != hiddenLast) {
 533         updateSortHiddenLast(hiddenLast);
 534     }
 535 }
 536
 537 bool DolphinView::sortHiddenLast() const
 538 {
 539     return m_model->sortHiddenLast();
 540 }
 541
 542 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 543 {
 544     const QList<QByteArray> previousRoles = roles;
 545
 546     ViewProperties props(viewPropertiesUrl());
 547     props.setVisibleRoles(roles);
 548
 549     m_visibleRoles = roles;
 550     m_view->setVisibleRoles(roles);
 551
 552     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 553 }
 554
 555 QList<QByteArray> DolphinView::visibleRoles() const
 556 {
 557     return m_visibleRoles;
 558 }
 559
 560 void DolphinView::reload()
 561 {
 562     QByteArray viewState;
 563     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 564     saveState(saveStream);
 565
 566     setUrl(url());
 567     loadDirectory(url(), true);
 568
 569     QDataStream restoreStream(viewState);
 570     restoreState(restoreStream);
 571 }
 572
 573 void DolphinView::readSettings()
 574 {
 575     const int oldZoomLevel = m_view->zoomLevel();
 576
 577     GeneralSettings::self()->load();
 578     m_view->readSettings();
 579     applyViewProperties();
 580
 581     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 582     m_container->controller()->setAutoActivationDelay(delay);
 583
 584     const int newZoomLevel = m_view->zoomLevel();
 585     if (newZoomLevel != oldZoomLevel) {
 586         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 587     }
 588 }
 589
 590 void DolphinView::writeSettings()
 591 {
 592     GeneralSettings::self()->save();
 593     m_view->writeSettings();
 594 }
 595
 596 void DolphinView::setNameFilter(const QString &nameFilter)
 597 {
 598     m_model->setNameFilter(nameFilter);
 599 }
 600
 601 QString DolphinView::nameFilter() const
 602 {
 603     return m_model->nameFilter();
 604 }
 605
 606 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 607 {
 608     return m_model->setMimeTypeFilters(filters);
 609 }
 610
 611 QStringList DolphinView::mimeTypeFilters() const
 612 {
 613     return m_model->mimeTypeFilters();
 614 }
 615
 616 void DolphinView::requestStatusBarText()
 617 {
 618     if (m_statJobForStatusBarText) {
 619         // Kill the pending request.
 620         m_statJobForStatusBarText->kill();
 621     }
 622
 623     if (m_container->controller()->selectionManager()->hasSelection()) {
 624         int folderCount = 0;
 625         int fileCount = 0;
 626         KIO::filesize_t totalFileSize = 0;
 627
 628         // Give a summary of the status of the selected files
 629         const KFileItemList list = selectedItems();
 630         for (const KFileItem &item : list) {
 631             if (item.isDir()) {
 632                 ++folderCount;
 633             } else {
 634                 ++fileCount;
 635                 totalFileSize += item.size();
 636             }
 637         }
 638
 639         if (folderCount + fileCount == 1) {
 640             // If only one item is selected, show info about it
 641             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 642         } else {
 643             // At least 2 items are selected
 644             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 645         }
 646     } else { // has no selection
 647         if (!m_model->rootItem().url().isValid()) {
 648             return;
 649         }
 650
 651         m_statJobForStatusBarText = KIO::stat(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 652         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 653         m_statJobForStatusBarText->start();
 654     }
 655 }
 656
 657 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 658 {
 659     QString foldersText;
 660     QString filesText;
 661     QString summary;
 662
 663     if (selection == HasSelection) {
 664         // At least 2 items are selected because the case of 1 selected item is handled in
 665         // DolphinView::requestStatusBarText().
 666         foldersText = i18ncp("@info:status", "1 folder selected", "%1 folders selected", folderCount);
 667         filesText = i18ncp("@info:status", "1 file selected", "%1 files selected", fileCount);
 668     } else {
 669         foldersText = i18ncp("@info:status", "1 folder", "%1 folders", folderCount);
 670         filesText = i18ncp("@info:status", "1 file", "%1 files", fileCount);
 671     }
 672
 673     if (fileCount > 0 && folderCount > 0) {
 674         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 675     } else if (fileCount > 0) {
 676         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 677     } else if (folderCount > 0) {
 678         summary = foldersText;
 679     } else {
 680         summary = i18nc("@info:status", "0 folders, 0 files");
 681     }
 682     Q_EMIT statusBarTextChanged(summary);
 683 }
 684
 685 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 686 {
 687     QList<QAction *> actions;
 688
 689     if (items.isEmpty()) {
 690         const KFileItem item = m_model->rootItem();
 691         if (!item.isNull()) {
 692             actions = m_versionControlObserver->actions(KFileItemList() << item);
 693         }
 694     } else {
 695         actions = m_versionControlObserver->actions(items);
 696     }
 697
 698     return actions;
 699 }
 700
 701 void DolphinView::setUrl(const QUrl &url)
 702 {
 703     if (url == m_url) {
 704         return;
 705     }
 706
 707     clearSelection();
 708
 709     m_url = url;
 710
 711     hideToolTip();
 712
 713     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 714
 715     // It is important to clear the items from the model before
 716     // applying the view properties, otherwise expensive operations
 717     // might be done on the existing items although they get cleared
 718     // anyhow afterwards by loadDirectory().
 719     m_model->clear();
 720     applyViewProperties();
 721     loadDirectory(url);
 722
 723     Q_EMIT urlChanged(url);
 724 }
 725
 726 void DolphinView::selectAll()
 727 {
 728     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 729     selectionManager->setSelected(0, m_model->count());
 730 }
 731
 732 void DolphinView::invertSelection()
 733 {
 734     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 735     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 736 }
 737
 738 void DolphinView::clearSelection()
 739 {
 740     m_selectJobCreatedItems = false;
 741     m_selectedUrls.clear();
 742     m_container->controller()->selectionManager()->clearSelection();
 743 }
 744
 745 void DolphinView::renameSelectedItems()
 746 {
 747     const KFileItemList items = selectedItems();
 748     if (items.isEmpty()) {
 749         return;
 750     }
 751
 752     if (items.count() == 1 && GeneralSettings::renameInline()) {
 753         const int index = m_model->index(items.first());
 754
 755         connect(
 756             m_view,
 757             &KItemListView::scrollingStopped,
 758             this,
 759             [this, index]() {
 760                 m_view->editRole(index, "text");
 761
 762                 hideToolTip();
 763
 764                 connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 765             },
 766             Qt::SingleShotConnection);
 767         m_view->scrollToItem(index);
 768
 769     } else {
 770         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 771         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, [this, items](const QList<QUrl> &urls) {
 772             // The model may have already been updated, so it's possible that we don't find the old items.
 773             for (int i = 0; i < items.count(); ++i) {
 774                 const int index = m_model->index(items[i]);
 775                 if (index >= 0) {
 776                     QHash<QByteArray, QVariant> data;
 777                     data.insert("text", urls[i].fileName());
 778                     m_model->setData(index, data);
 779                 }
 780             }
 781
 782             forceUrlsSelection(urls.first(), urls);
 783             updateSelectionState();
 784         });
 785         connect(dialog, &KIO::RenameFileDialog::error, this, [this](KJob *job) {
 786             KMessageBox::error(this, job->errorString());
 787         });
 788
 789         dialog->open();
 790     }
 791
 792     // Assure that the current index remains visible when KFileItemModel
 793     // will notify the view about changed items (which might result in
 794     // a changed sorting).
 795     m_assureVisibleCurrentIndex = true;
 796 }
 797
 798 void DolphinView::trashSelectedItems()
 799 {
 800     const QList<QUrl> list = simplifiedSelectedUrls();
 801
 802     using Iface = KIO::AskUserActionInterface;
 803     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 804     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 805     m_selectNextItem = true;
 806     trashJob->start();
 807 }
 808
 809 void DolphinView::deleteSelectedItems()
 810 {
 811     const QList<QUrl> list = simplifiedSelectedUrls();
 812
 813     using Iface = KIO::AskUserActionInterface;
 814     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 815     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 816     m_selectNextItem = true;
 817     trashJob->start();
 818 }
 819
 820 void DolphinView::cutSelectedItemsToClipboard()
 821 {
 822     QMimeData *mimeData = selectionMimeData();
 823     KIO::setClipboardDataCut(mimeData, true);
 824     KUrlMimeData::exportUrlsToPortal(mimeData);
 825     QApplication::clipboard()->setMimeData(mimeData);
 826 }
 827
 828 void DolphinView::copySelectedItemsToClipboard()
 829 {
 830     QMimeData *mimeData = selectionMimeData();
 831     KUrlMimeData::exportUrlsToPortal(mimeData);
 832     QApplication::clipboard()->setMimeData(mimeData);
 833 }
 834
 835 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 836 {
 837     if (selection.isEmpty() || !destinationUrl.isValid()) {
 838         return;
 839     }
 840
 841     m_clearSelectionBeforeSelectingNewItems = true;
 842     m_markFirstNewlySelectedItemAsCurrent = true;
 843     m_selectJobCreatedItems = true;
 844
 845     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 846     KJobWidgets::setWindow(job, this);
 847
 848     connect(job, &KIO::CopyJob::result, this, &DolphinView::slotJobResult);
 849     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 850     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 851     KIO::FileUndoManager::self()->recordCopyJob(job);
 852 }
 853
 854 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 855 {
 856     if (selection.isEmpty() || !destinationUrl.isValid()) {
 857         return;
 858     }
 859
 860     m_clearSelectionBeforeSelectingNewItems = true;
 861     m_markFirstNewlySelectedItemAsCurrent = true;
 862     m_selectJobCreatedItems = true;
 863
 864     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 865     KJobWidgets::setWindow(job, this);
 866
 867     connect(job, &KIO::CopyJob::result, this, &DolphinView::slotJobResult);
 868     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 869     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 870     KIO::FileUndoManager::self()->recordCopyJob(job);
 871 }
 872
 873 void DolphinView::paste()
 874 {
 875     pasteToUrl(url());
 876 }
 877
 878 void DolphinView::pasteIntoFolder()
 879 {
 880     const KFileItemList items = selectedItems();
 881     if ((items.count() == 1) && items.first().isDir()) {
 882         pasteToUrl(items.first().url());
 883     }
 884 }
 885
 886 void DolphinView::duplicateSelectedItems()
 887 {
 888     const KFileItemList itemList = selectedItems();
 889     if (itemList.isEmpty()) {
 890         return;
 891     }
 892
 893     const QMimeDatabase db;
 894
 895     m_clearSelectionBeforeSelectingNewItems = true;
 896     m_markFirstNewlySelectedItemAsCurrent = true;
 897     m_selectJobCreatedItems = true;
 898
 899     // Duplicate all selected items and append "copy" to the end of the file name
 900     // but before the filename extension, if present
 901     for (const auto &item : itemList) {
 902         const QUrl originalURL = item.url();
 903         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 904         const QString originalFileName = item.name();
 905
 906         QString extension = db.suffixForFileName(originalFileName);
 907
 908         QUrl duplicateURL = originalURL;
 909
 910         // No extension; new filename is "<oldfilename> copy"
 911         if (extension.isEmpty()) {
 912             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 913             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 914         } else {
 915             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 916             extension = QLatin1String(".") + extension;
 917             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 918             // Preserve file's original filename extension in case the casing differs
 919             // from what QMimeDatabase::suffixForFileName() returned
 920             const QString originalExtension = originalFileName.right(extension.size());
 921             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 922         }
 923
 924         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 925         job->setAutoRename(true);
 926         KJobWidgets::setWindow(job, this);
 927
 928         connect(job, &KIO::CopyJob::result, this, &DolphinView::slotJobResult);
 929         connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 930         connect(job, &KIO::CopyJob::copyingLinkDone, this, &DolphinView::slotItemLinkCreatedFromJob);
 931         KIO::FileUndoManager::self()->recordCopyJob(job);
 932     }
 933 }
 934
 935 void DolphinView::stopLoading()
 936 {
 937     m_model->cancelDirectoryLoading();
 938 }
 939
 940 void DolphinView::updatePalette()
 941 {
 942     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 943     if (!m_active) {
 944         color.setAlpha(150);
 945     }
 946
 947     QWidget *viewport = m_container->viewport();
 948     if (viewport) {
 949         QPalette palette;
 950         palette.setColor(viewport->backgroundRole(), color);
 951         viewport->setPalette(palette);
 952     }
 953
 954     update();
 955 }
 956
 957 void DolphinView::abortTwoClicksRenaming()
 958 {
 959     m_twoClicksRenamingItemUrl.clear();
 960     m_twoClicksRenamingTimer->stop();
 961 }
 962
 963 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 964 {
 965     switch (event->type()) {
 966     case QEvent::PaletteChange:
 967         updatePalette();
 968         QPixmapCache::clear();
 969         break;
 970
 971     case QEvent::WindowActivate:
 972     case QEvent::WindowDeactivate:
 973         updatePalette();
 974         break;
 975
 976     case QEvent::KeyPress:
 977         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 978         if (GeneralSettings::useTabForSwitchingSplitView()) {
 979             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 980             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 981                 Q_EMIT toggleActiveViewRequested();
 982                 return true;
 983             }
 984         }
 985         break;
 986     case QEvent::KeyRelease:
 987         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 988             m_controlWheelAccumulatedDelta = 0;
 989         }
 990         break;
 991     case QEvent::FocusIn:
 992         if (watched == m_container) {
 993             setActive(true);
 994         }
 995         break;
 996
 997     case QEvent::GraphicsSceneDragEnter:
 998         if (watched == m_view) {
 999             m_dragging = true;
1000             abortTwoClicksRenaming();
1001         }
1002         break;
1003
1004     case QEvent::GraphicsSceneDragLeave:
1005         if (watched == m_view) {
1006             m_dragging = false;
1007         }
1008         break;
1009
1010     case QEvent::GraphicsSceneDrop:
1011         if (watched == m_view) {
1012             m_dragging = false;
1013         }
1014         break;
1015
1016     case QEvent::ToolTip: {
1017         const auto helpEvent = static_cast<QHelpEvent *>(event);
1018         if (tryShowNameToolTip(helpEvent)) {
1019             return true;
1020
1021         } else if (m_hoveredColumnHeaderIndex) {
1022             const auto rolesInfo = KFileItemModel::rolesInformation();
1023             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
1024
1025             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1026                 if (visibleRole == info.role) {
1027                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
1028                     return true;
1029                 }
1030             }
1031         }
1032         break;
1033     }
1034     default:
1035         break;
1036     }
1037
1038     return QWidget::eventFilter(watched, event);
1039 }
1040
1041 void DolphinView::wheelEvent(QWheelEvent *event)
1042 {
1043     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1044         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1045
1046         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1047             slotDecreaseZoom();
1048             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1049         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1050             slotIncreaseZoom();
1051             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1052         }
1053
1054         event->accept();
1055     } else {
1056         event->ignore();
1057     }
1058 }
1059
1060 void DolphinView::hideEvent(QHideEvent *event)
1061 {
1062     hideToolTip();
1063     QWidget::hideEvent(event);
1064 }
1065
1066 bool DolphinView::event(QEvent *event)
1067 {
1068     if (event->type() == QEvent::WindowDeactivate) {
1069         /* See Bug 297355
1070          * Dolphin leaves file preview tooltips open even when is not visible.
1071          *
1072          * Hide tool-tip when Dolphin loses focus.
1073          */
1074         hideToolTip();
1075         abortTwoClicksRenaming();
1076     }
1077
1078     return QWidget::event(event);
1079 }
1080
1081 void DolphinView::activate()
1082 {
1083     setActive(true);
1084 }
1085
1086 void DolphinView::slotItemActivated(int index)
1087 {
1088     abortTwoClicksRenaming();
1089
1090     const KFileItem item = m_model->fileItem(index);
1091     if (!item.isNull()) {
1092         Q_EMIT itemActivated(item);
1093     }
1094 }
1095
1096 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1097 {
1098     Q_ASSERT(indexes.count() >= 2);
1099
1100     abortTwoClicksRenaming();
1101
1102     const auto modifiers = QGuiApplication::keyboardModifiers();
1103
1104     if (indexes.count() > 5) {
1105         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1106         const int answer = KMessageBox::warningContinueCancel(
1107             this,
1108             question,
1109             {},
1110             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1111             KStandardGuiItem::cancel(),
1112             QStringLiteral("ConfirmOpenManyFolders"));
1113         if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {
1114             return;
1115         }
1116     }
1117
1118     KFileItemList items;
1119     items.reserve(indexes.count());
1120
1121     for (int index : indexes) {
1122         KFileItem item = m_model->fileItem(index);
1123         const QUrl &url = openItemAsFolderUrl(item);
1124
1125         if (!url.isEmpty()) {
1126             // Open folders in new tabs or in new windows depending on the modifier
1127             // The ctrl+shift behavior is ignored because we are handling multiple items
1128             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1129             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1130                 Q_EMIT windowRequested(url);
1131             } else {
1132                 Q_EMIT tabRequested(url);
1133             }
1134         } else {
1135             items.append(item);
1136         }
1137     }
1138
1139     if (items.count() == 1) {
1140         Q_EMIT itemActivated(items.first());
1141     } else if (items.count() > 1) {
1142         Q_EMIT itemsActivated(items);
1143     }
1144 }
1145
1146 void DolphinView::slotItemMiddleClicked(int index)
1147 {
1148     const KFileItem &item = m_model->fileItem(index);
1149     const QUrl &url = openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
1150     const auto modifiers = QGuiApplication::keyboardModifiers();
1151     if (!url.isEmpty()) {
1152         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1153         if (modifiers & Qt::ShiftModifier) {
1154             Q_EMIT activeTabRequested(url);
1155         } else {
1156             Q_EMIT tabRequested(url);
1157         }
1158     } else if (isTabsForFilesEnabled()) {
1159         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1160         if (modifiers & Qt::ShiftModifier) {
1161             Q_EMIT activeTabRequested(item.url());
1162         } else {
1163             Q_EMIT tabRequested(item.url());
1164         }
1165     } else {
1166         Q_EMIT fileMiddleClickActivated(item);
1167     }
1168 }
1169
1170 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1171 {
1172     // Force emit of a selection changed signal before we request the
1173     // context menu, to update the edit-actions first. (See Bug 294013)
1174     if (m_selectionChangedTimer->isActive()) {
1175         emitSelectionChangedSignal();
1176     }
1177
1178     const KFileItem item = m_model->fileItem(index);
1179     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1180 }
1181
1182 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1183 {
1184     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1185 }
1186
1187 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1188 {
1189     ViewProperties props(viewPropertiesUrl());
1190
1191     QPointer<QMenu> menu = new QMenu(this);
1192
1193     KItemListView *view = m_container->controller()->view();
1194     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1195
1196     bool indexingEnabled = false;
1197 #if HAVE_BALOO
1198     Baloo::IndexerConfig config;
1199     indexingEnabled = config.fileIndexingEnabled();
1200 #endif
1201
1202     QString groupName;
1203     QMenu *groupMenu = nullptr;
1204
1205     // Add all roles to the menu that can be shown or hidden by the user
1206     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1207     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1208         if (info.role == "text") {
1209             // It should not be possible to hide the "text" role
1210             continue;
1211         }
1212
1213         const QString text = m_model->roleDescription(info.role);
1214         QAction *action = nullptr;
1215         if (info.group.isEmpty()) {
1216             action = menu->addAction(text);
1217         } else {
1218             if (!groupMenu || info.group != groupName) {
1219                 groupName = info.group;
1220                 groupMenu = menu->addMenu(groupName);
1221             }
1222
1223             action = groupMenu->addAction(text);
1224         }
1225
1226         action->setCheckable(true);
1227         action->setChecked(visibleRolesSet.contains(info.role));
1228         action->setData(info.role);
1229         action->setToolTip(info.tooltip);
1230
1231         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1232         action->setEnabled(enable);
1233     }
1234
1235     menu->addSeparator();
1236
1237     QActionGroup *widthsGroup = new QActionGroup(menu);
1238     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1239
1240     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1241     toggleSidePaddingAction->setCheckable(true);
1242     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1243
1244     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1245     autoAdjustWidthsAction->setCheckable(true);
1246     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1247     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1248
1249     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1250     customWidthsAction->setCheckable(true);
1251     customWidthsAction->setChecked(!autoColumnWidths);
1252     customWidthsAction->setActionGroup(widthsGroup);
1253
1254     QAction *action = menu->exec(pos.toPoint());
1255     if (menu && action) {
1256         KItemListHeader *header = view->header();
1257
1258         if (action == autoAdjustWidthsAction) {
1259             // Clear the column-widths from the viewproperties and turn on
1260             // the automatic resizing of the columns
1261             props.setHeaderColumnWidths(QList<int>());
1262             header->setAutomaticColumnResizing(true);
1263         } else if (action == customWidthsAction) {
1264             // Apply the current column-widths as custom column-widths and turn
1265             // off the automatic resizing of the columns
1266             QList<int> columnWidths;
1267             const auto visibleRoles = view->visibleRoles();
1268             columnWidths.reserve(visibleRoles.count());
1269             for (const QByteArray &role : visibleRoles) {
1270                 columnWidths.append(header->columnWidth(role));
1271             }
1272             props.setHeaderColumnWidths(columnWidths);
1273             header->setAutomaticColumnResizing(false);
1274         } else if (action == toggleSidePaddingAction) {
1275             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1276         } else {
1277             // Show or hide the selected role
1278             const QByteArray selectedRole = action->data().toByteArray();
1279
1280             QList<QByteArray> visibleRoles = view->visibleRoles();
1281             if (action->isChecked()) {
1282                 visibleRoles.append(selectedRole);
1283             } else {
1284                 visibleRoles.removeOne(selectedRole);
1285             }
1286
1287             view->setVisibleRoles(visibleRoles);
1288             props.setVisibleRoles(visibleRoles);
1289
1290             QList<int> columnWidths;
1291             if (!header->automaticColumnResizing()) {
1292                 const auto visibleRoles = view->visibleRoles();
1293                 columnWidths.reserve(visibleRoles.count());
1294                 for (const QByteArray &role : visibleRoles) {
1295                     columnWidths.append(header->columnWidth(role));
1296                 }
1297             }
1298             props.setHeaderColumnWidths(columnWidths);
1299         }
1300     }
1301
1302     delete menu;
1303 }
1304
1305 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1306 {
1307     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1308
1309     ViewProperties props(viewPropertiesUrl());
1310     QList<int> columnWidths = props.headerColumnWidths();
1311     if (columnWidths.count() != visibleRoles.count()) {
1312         columnWidths.clear();
1313         columnWidths.reserve(visibleRoles.count());
1314         const KItemListHeader *header = m_view->header();
1315         for (const QByteArray &role : visibleRoles) {
1316             const int width = header->columnWidth(role);
1317             columnWidths.append(width);
1318         }
1319     }
1320
1321     const int roleIndex = visibleRoles.indexOf(role);
1322     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1323     columnWidths[roleIndex] = current;
1324
1325     props.setHeaderColumnWidths(columnWidths);
1326 }
1327
1328 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1329 {
1330     ViewProperties props(viewPropertiesUrl());
1331     DetailsModeSettings::setSidePadding(int(width));
1332     m_view->writeSettings();
1333 }
1334
1335 void DolphinView::slotItemHovered(int index)
1336 {
1337     const KFileItem item = m_model->fileItem(index);
1338
1339     if (GeneralSettings::showToolTips() && !m_dragging) {
1340         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1341         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1342         itemRect.moveTo(pos);
1343
1344 #if HAVE_BALOO
1345         auto nativeParent = nativeParentWidget();
1346         if (nativeParent) {
1347             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1348         }
1349 #endif
1350     }
1351
1352     Q_EMIT requestItemInfo(item);
1353 }
1354
1355 void DolphinView::slotItemUnhovered(int index)
1356 {
1357     Q_UNUSED(index)
1358     hideToolTip();
1359     Q_EMIT requestItemInfo(KFileItem());
1360 }
1361
1362 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1363 {
1364     QUrl destUrl;
1365     KFileItem destItem = m_model->fileItem(index);
1366     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1367         // Use the URL of the view as drop target if the item is no directory
1368         // or desktop-file
1369         destItem = m_model->rootItem();
1370         destUrl = url();
1371     } else {
1372         // The item represents a directory or desktop-file
1373         destUrl = destItem.mostLocalUrl();
1374     }
1375
1376     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1377     dropUrls(destUrl, &dropEvent, this);
1378
1379     setActive(true);
1380 }
1381
1382 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1383 {
1384     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1385
1386     if (job) {
1387         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1388
1389         if (destUrl == url()) {
1390             // Mark the dropped urls as selected.
1391             m_clearSelectionBeforeSelectingNewItems = true;
1392             m_markFirstNewlySelectedItemAsCurrent = true;
1393             m_selectJobCreatedItems = true;
1394             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1395             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1396                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1397                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1398                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1399                     Q_UNUSED(job)
1400                     Q_UNUSED(src)
1401                     slotItemCreated(dest);
1402                 });
1403             });
1404         }
1405     }
1406 }
1407
1408 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1409 {
1410     if (previous != nullptr) {
1411         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1412         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1413         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1414         m_versionControlObserver->setModel(nullptr);
1415     }
1416
1417     if (current) {
1418         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1419         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1420         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1421         m_versionControlObserver->setModel(fileItemModel);
1422     }
1423 }
1424
1425 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1426 {
1427     Q_UNUSED(itemIndex)
1428
1429     hideToolTip();
1430
1431     if (buttons & Qt::BackButton) {
1432         Q_EMIT goBackRequested();
1433     } else if (buttons & Qt::ForwardButton) {
1434         Q_EMIT goForwardRequested();
1435     }
1436 }
1437
1438 void DolphinView::slotSelectedItemTextPressed(int index)
1439 {
1440     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1441         const KFileItem item = m_model->fileItem(index);
1442         const KFileItemListProperties capabilities(KFileItemList() << item);
1443         if (capabilities.supportsMoving()) {
1444             m_twoClicksRenamingItemUrl = item.url();
1445             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1446         }
1447     }
1448 }
1449
1450 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1451 {
1452     slotItemCreated(to);
1453 }
1454
1455 void DolphinView::slotItemLinkCreatedFromJob(KIO::Job *, const QUrl &, const QString &, const QUrl &to)
1456 {
1457     slotItemCreated(to);
1458 }
1459
1460 void DolphinView::slotItemCreated(const QUrl &url)
1461 {
1462     if (m_markFirstNewlySelectedItemAsCurrent) {
1463         markUrlAsCurrent(url);
1464         m_markFirstNewlySelectedItemAsCurrent = false;
1465     }
1466     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1467         m_selectedUrls << url;
1468     }
1469 }
1470
1471 void DolphinView::onDirectoryLoadingCompletedAfterJob()
1472 {
1473     // the model should now contain all the items created by the job
1474     m_selectJobCreatedItems = true; // to make sure we overwrite selection
1475     // update the view: scroll into View and selection
1476     updateViewState();
1477     m_selectJobCreatedItems = false;
1478     m_selectedUrls.clear();
1479 }
1480
1481 void DolphinView::slotJobResult(KJob *job)
1482 {
1483     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1484         Q_EMIT errorMessage(job->errorString(), job->error());
1485     }
1486     if (!m_selectJobCreatedItems) {
1487         m_selectedUrls.clear();
1488         return;
1489     }
1490     if (!m_selectedUrls.isEmpty()) {
1491         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1492
1493         updateSelectionState();
1494         if (!m_selectedUrls.isEmpty()) {
1495             // not all urls were found, the model may not be up to date
1496             connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::onDirectoryLoadingCompletedAfterJob, Qt::SingleShotConnection);
1497         } else {
1498             m_selectJobCreatedItems = false;
1499             m_selectedUrls.clear();
1500         }
1501     }
1502 }
1503
1504 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1505 {
1506     m_selectNextItem = false;
1507     const int currentCount = current.count();
1508     const int previousCount = previous.count();
1509     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1510
1511     // If nothing has been selected before and something got selected (or if something
1512     // was selected before and now nothing is selected) the selectionChangedSignal must
1513     // be emitted asynchronously as fast as possible to update the edit-actions.
1514     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1515     m_selectionChangedTimer->start();
1516 }
1517
1518 void DolphinView::emitSelectionChangedSignal()
1519 {
1520     m_selectionChangedTimer->stop();
1521     Q_EMIT selectionChanged(selectedItems());
1522 }
1523
1524 void DolphinView::slotStatJobResult(KJob *job)
1525 {
1526     int folderCount = 0;
1527     int fileCount = 0;
1528     KIO::filesize_t totalFileSize = 0;
1529     bool countFileSize = true;
1530
1531     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1532     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1533         // We have a precomputed value.
1534         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1535         countFileSize = false;
1536     }
1537
1538     const int itemCount = m_model->count();
1539     for (int i = 0; i < itemCount; ++i) {
1540         const KFileItem item = m_model->fileItem(i);
1541         if (item.isDir()) {
1542             ++folderCount;
1543         } else {
1544             ++fileCount;
1545             if (countFileSize) {
1546                 totalFileSize += item.size();
1547             }
1548         }
1549     }
1550     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1551 }
1552
1553 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1554 {
1555     ViewProperties props(viewPropertiesUrl());
1556     props.setSortFoldersFirst(foldersFirst);
1557
1558     m_model->setSortDirectoriesFirst(foldersFirst);
1559
1560     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1561 }
1562
1563 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1564 {
1565     ViewProperties props(viewPropertiesUrl());
1566     props.setSortHiddenLast(hiddenLast);
1567
1568     m_model->setSortHiddenLast(hiddenLast);
1569
1570     Q_EMIT sortHiddenLastChanged(hiddenLast);
1571 }
1572
1573 QPair<bool, QString> DolphinView::pasteInfo() const
1574 {
1575     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1576     QPair<bool, QString> info;
1577     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1578     return info;
1579 }
1580
1581 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1582 {
1583     m_tabsForFiles = tabsForFiles;
1584 }
1585
1586 bool DolphinView::isTabsForFilesEnabled() const
1587 {
1588     return m_tabsForFiles;
1589 }
1590
1591 bool DolphinView::itemsExpandable() const
1592 {
1593     return m_mode == DetailsView;
1594 }
1595
1596 bool DolphinView::isExpanded(const KFileItem &item) const
1597 {
1598     Q_ASSERT(item.isDir());
1599     Q_ASSERT(items().contains(item));
1600     if (!itemsExpandable()) {
1601         return false;
1602     }
1603     return m_model->isExpanded(m_model->index(item));
1604 }
1605
1606 void DolphinView::restoreState(QDataStream &stream)
1607 {
1608     // Read the version number of the view state and check if the version is supported.
1609     quint32 version = 0;
1610     stream >> version;
1611     if (version != 1) {
1612         // The version of the view state isn't supported, we can't restore it.
1613         return;
1614     }
1615
1616     // Restore the current item that had the keyboard focus
1617     stream >> m_currentItemUrl;
1618
1619     // Restore the previously selected items
1620     stream >> m_selectedUrls;
1621
1622     // Restore the view position
1623     stream >> m_restoredContentsPosition;
1624
1625     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1626     QSet<QUrl> urls;
1627     stream >> urls;
1628     m_model->restoreExpandedDirectories(urls);
1629 }
1630
1631 void DolphinView::saveState(QDataStream &stream)
1632 {
1633     stream << quint32(1); // View state version
1634
1635     // Save the current item that has the keyboard focus
1636     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1637     if (currentIndex != -1) {
1638         KFileItem item = m_model->fileItem(currentIndex);
1639         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1640         QUrl currentItemUrl = item.url();
1641         stream << currentItemUrl;
1642     } else {
1643         stream << QUrl();
1644     }
1645
1646     // Save the selected urls
1647     stream << selectedItems().urlList();
1648
1649     // Save view position
1650     const qreal x = m_container->horizontalScrollBar()->value();
1651     const qreal y = m_container->verticalScrollBar()->value();
1652     stream << QPoint(x, y);
1653
1654     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1655     stream << m_model->expandedDirectories();
1656 }
1657
1658 KFileItem DolphinView::rootItem() const
1659 {
1660     return m_model->rootItem();
1661 }
1662
1663 void DolphinView::setViewPropertiesContext(const QString &context)
1664 {
1665     m_viewPropertiesContext = context;
1666 }
1667
1668 QString DolphinView::viewPropertiesContext() const
1669 {
1670     return m_viewPropertiesContext;
1671 }
1672
1673 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1674 {
1675     if (item.isNull()) {
1676         return QUrl();
1677     }
1678
1679     QUrl url = item.targetUrl();
1680
1681     if (item.isDir()) {
1682         return url;
1683     }
1684
1685     if (item.isMimeTypeKnown()) {
1686         const QString &mimetype = item.mimetype();
1687
1688         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1689             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1690             // zip:/<path>/ when clicking on a zip file, etc.
1691             // The .protocol file specifies the mimetype that the kioslave handles.
1692             // Note that we don't use mimetype inheritance since we don't want to
1693             // open OpenDocument files as zip folders...
1694             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1695             if (!protocol.isEmpty()) {
1696                 url.setScheme(protocol);
1697                 return url;
1698             }
1699         }
1700
1701         if (mimetype == QLatin1String("application/x-desktop")) {
1702             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1703             KDesktopFile desktopFile(url.toLocalFile());
1704             if (desktopFile.hasLinkType()) {
1705                 const QString linkUrl = desktopFile.readUrl();
1706                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1707                     return QUrl::fromUserInput(linkUrl);
1708                 }
1709             }
1710         }
1711     }
1712
1713     return QUrl();
1714 }
1715
1716 void DolphinView::resetZoomLevel()
1717 {
1718     ViewModeSettings settings{m_mode};
1719     settings.useDefaults(true);
1720     const int defaultIconSize = settings.iconSize();
1721     settings.useDefaults(false);
1722
1723     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1724 }
1725
1726 void DolphinView::observeCreatedItem(const QUrl &url)
1727 {
1728     if (m_active) {
1729         forceUrlsSelection(url, {url});
1730     }
1731 }
1732
1733 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1734 {
1735     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1736         Q_EMIT redirection(oldUrl, newUrl);
1737         m_url = newUrl; // #186947
1738     }
1739 }
1740
1741 void DolphinView::updateSelectionState()
1742 {
1743     if (!m_selectedUrls.isEmpty()) {
1744         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1745
1746         const bool shouldScrollToCurrentItem = m_clearSelectionBeforeSelectingNewItems;
1747         // if there is a selection already, leave it that way
1748         // unless some drop/paste job are in the process of creating items
1749         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1750             if (m_clearSelectionBeforeSelectingNewItems) {
1751                 selectionManager->clearSelection();
1752                 m_clearSelectionBeforeSelectingNewItems = false;
1753             }
1754
1755             KItemSet selectedItems = selectionManager->selectedItems();
1756
1757             QList<QUrl>::iterator it = m_selectedUrls.begin();
1758             while (it != m_selectedUrls.end()) {
1759                 const int index = m_model->index(*it);
1760                 if (index >= 0) {
1761                     selectedItems.insert(index);
1762                     it = m_selectedUrls.erase(it);
1763                 } else {
1764                     ++it;
1765                 }
1766             }
1767
1768             if (!selectedItems.isEmpty()) {
1769                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1770                 selectionManager->setSelectedItems(selectedItems);
1771                 selectionManager->endAnchoredSelection();
1772                 if (shouldScrollToCurrentItem) {
1773                     m_view->scrollToItem(selectedItems.first());
1774                 }
1775             }
1776         }
1777     }
1778 }
1779
1780 void DolphinView::updateViewState()
1781 {
1782     if (m_currentItemUrl != QUrl()) {
1783         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1784
1785         // if there is a selection already, leave it that way
1786         if (!selectionManager->hasSelection()) {
1787             const int currentIndex = m_model->index(m_currentItemUrl);
1788             if (currentIndex != -1) {
1789                 selectionManager->setCurrentItem(currentIndex);
1790
1791                 // scroll to current item and reset the state
1792                 if (m_scrollToCurrentItem) {
1793                     m_view->scrollToItem(currentIndex, KItemListView::ViewItemPosition::Middle);
1794                     m_scrollToCurrentItem = false;
1795                 }
1796                 m_currentItemUrl = QUrl();
1797             } else {
1798                 selectionManager->setCurrentItem(0);
1799             }
1800         } else {
1801             m_currentItemUrl = QUrl();
1802         }
1803     }
1804
1805     if (!m_restoredContentsPosition.isNull()) {
1806         const int x = m_restoredContentsPosition.x();
1807         const int y = m_restoredContentsPosition.y();
1808         m_restoredContentsPosition = QPoint();
1809
1810         m_container->horizontalScrollBar()->setValue(x);
1811         m_container->verticalScrollBar()->setValue(y);
1812     }
1813
1814     updateSelectionState();
1815 }
1816
1817 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1818 {
1819     if (GeneralSettings::showToolTips()) {
1820 #if HAVE_BALOO
1821         m_toolTipManager->hideToolTip(behavior);
1822 #else
1823         Q_UNUSED(behavior)
1824 #endif
1825     } else if (m_mode == DolphinView::IconsView) {
1826         QToolTip::hideText();
1827     }
1828 }
1829
1830 bool DolphinView::handleSpaceAsNormalKey() const
1831 {
1832     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1833 }
1834
1835 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1836 {
1837     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1838
1839     // verify that only one item is selected
1840     if (selectionManager->selectedItems().count() == 1) {
1841         const int index = selectionManager->currentItem();
1842         const QUrl fileItemUrl = m_model->fileItem(index).url();
1843
1844         // check if the selected item was the same item that started the twoClicksRenaming
1845         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1846             renameSelectedItems();
1847         }
1848     }
1849 }
1850
1851 void DolphinView::slotTrashFileFinished(KJob *job)
1852 {
1853     if (job->error() == 0) {
1854         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1855         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1856     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1857         Q_EMIT errorMessage(job->errorString(), job->error());
1858     }
1859 }
1860
1861 void DolphinView::slotDeleteFileFinished(KJob *job)
1862 {
1863     if (job->error() == 0) {
1864         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1865         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1866     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1867         Q_EMIT errorMessage(job->errorString(), job->error());
1868     }
1869 }
1870
1871 void DolphinView::selectNextItem()
1872 {
1873     if (m_active && m_selectNextItem) {
1874         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1875         if (selectedItems().isEmpty()) {
1876             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1877             return;
1878         }
1879         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1880         if (lastSelectedIndex < 0) {
1881             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1882             return;
1883         }
1884         auto nextItem = lastSelectedIndex + 1;
1885         if (nextItem >= itemsCount()) {
1886             nextItem = lastSelectedIndex - selectedItemsCount();
1887         }
1888         if (nextItem >= 0) {
1889             selectionManager->setSelected(nextItem, 1);
1890             selectionManager->beginAnchoredSelection(nextItem);
1891         }
1892         m_selectNextItem = false;
1893     }
1894 }
1895
1896 void DolphinView::slotRenamingResult(KJob *job)
1897 {
1898     // Change model data after renaming has succeeded. On failure we do nothing.
1899     // If there is already an item with the newUrl, the copyjob will open a dialog for it, and
1900     // KFileItemModel will update the data when the dir lister signals that the file name has changed.
1901     if (!job->error()) {
1902         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1903         Q_ASSERT(copyJob);
1904         const QUrl newUrl = copyJob->destUrl();
1905         const QUrl oldUrl = copyJob->srcUrls().at(0);
1906         const int index = m_model->index(newUrl);
1907         if (m_model->index(oldUrl) == index) {
1908             QHash<QByteArray, QVariant> data;
1909             data.insert("text", newUrl.fileName());
1910             m_model->setData(index, data);
1911         }
1912     }
1913 }
1914
1915 void DolphinView::slotDirectoryLoadingStarted()
1916 {
1917     m_loadingState = LoadingState::Loading;
1918     updatePlaceholderLabel();
1919
1920     // Disable the writestate temporary until it can be determined in a fast way
1921     // in DolphinView::slotDirectoryLoadingCompleted()
1922     if (m_isFolderWritable) {
1923         m_isFolderWritable = false;
1924         Q_EMIT writeStateChanged(m_isFolderWritable);
1925     }
1926
1927     Q_EMIT directoryLoadingStarted();
1928 }
1929
1930 void DolphinView::slotDirectoryLoadingCompleted()
1931 {
1932     m_loadingState = LoadingState::Completed;
1933
1934     // Update the view-state. This has to be done asynchronously
1935     // because the view might not be in its final state yet.
1936     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1937
1938     // Update the placeholder label in case we found that the folder was empty
1939     // after loading it
1940
1941     Q_EMIT directoryLoadingCompleted();
1942
1943     updatePlaceholderLabel();
1944     updateWritableState();
1945 }
1946
1947 void DolphinView::slotDirectoryLoadingCanceled()
1948 {
1949     m_loadingState = LoadingState::Canceled;
1950
1951     updatePlaceholderLabel();
1952
1953     Q_EMIT directoryLoadingCanceled();
1954 }
1955
1956 void DolphinView::slotItemsChanged()
1957 {
1958     m_assureVisibleCurrentIndex = false;
1959 }
1960
1961 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1962 {
1963     Q_UNUSED(previous)
1964     Q_ASSERT(m_model->sortOrder() == current);
1965
1966     ViewProperties props(viewPropertiesUrl());
1967     props.setSortOrder(current);
1968
1969     Q_EMIT sortOrderChanged(current);
1970 }
1971
1972 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1973 {
1974     Q_UNUSED(previous)
1975     Q_ASSERT(m_model->sortRole() == current);
1976
1977     ViewProperties props(viewPropertiesUrl());
1978     props.setSortRole(current);
1979
1980     Q_EMIT sortRoleChanged(current);
1981 }
1982
1983 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1984 {
1985     Q_UNUSED(previous)
1986     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1987
1988     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1989
1990     m_visibleRoles = current;
1991
1992     ViewProperties props(viewPropertiesUrl());
1993     props.setVisibleRoles(m_visibleRoles);
1994
1995     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1996 }
1997
1998 void DolphinView::slotRoleEditingCanceled()
1999 {
2000     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
2001 }
2002
2003 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
2004 {
2005     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
2006
2007     const KFileItemList items = selectedItems();
2008     if (items.count() != 1) {
2009         return;
2010     }
2011
2012     if (role == "text") {
2013         const KFileItem oldItem = items.first();
2014         const EditResult retVal = value.value<EditResult>();
2015         const QString newName = retVal.newName;
2016         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
2017             const QUrl oldUrl = oldItem.url();
2018
2019             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
2020             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
2021
2022 #ifndef Q_OS_WIN
2023             // Confirm hiding file/directory by renaming inline
2024             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
2025                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
2026
2027                 const auto code =
2028                     KMessageBox::questionTwoActions(this,
2029                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
2030                                                                             "Do you still want to rename it?")
2031                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
2032                                                                             "Do you still want to rename it?"),
2033                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
2034                                                     yesGuiItem,
2035                                                     KStandardGuiItem::cancel(),
2036                                                     QStringLiteral("ConfirmHide"));
2037
2038                 if (code == KMessageBox::SecondaryAction) {
2039                     return;
2040                 }
2041             }
2042 #endif
2043
2044             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2045             KJobWidgets::setWindow(job, this);
2046             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2047             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2048
2049             if (m_model->index(newUrl) < 0) {
2050                 forceUrlsSelection(newUrl, {newUrl});
2051                 updateSelectionState();
2052
2053                 // Only connect the result signal if there is no item with the new name
2054                 // in the model yet, see bug 328262.
2055                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2056             }
2057         }
2058         if (retVal.direction != EditDone) {
2059             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2060             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2061             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2062             renameSelectedItems();
2063         }
2064     }
2065 }
2066
2067 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2068 {
2069     if (!url.isValid()) {
2070         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2071         if (location.isEmpty()) {
2072             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."), KIO::ERR_UNKNOWN);
2073         } else {
2074             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location), KIO::ERR_UNKNOWN);
2075         }
2076         return;
2077     }
2078
2079     if (reload) {
2080         m_model->refreshDirectory(url);
2081     } else {
2082         m_model->loadDirectory(url);
2083     }
2084 }
2085
2086 void DolphinView::applyViewProperties()
2087 {
2088     const ViewProperties props(viewPropertiesUrl());
2089     applyViewProperties(props);
2090 }
2091
2092 void DolphinView::applyViewProperties(const ViewProperties &props)
2093 {
2094     m_view->beginTransaction();
2095
2096     const Mode mode = props.viewMode();
2097     if (m_mode != mode) {
2098         const Mode previousMode = m_mode;
2099         m_mode = mode;
2100
2101         // Changing the mode might result in changing
2102         // the zoom level. Remember the old zoom level so
2103         // that zoomLevelChanged() can get emitted.
2104         const int oldZoomLevel = m_view->zoomLevel();
2105         applyModeToView();
2106
2107         Q_EMIT modeChanged(m_mode, previousMode);
2108
2109         if (m_view->zoomLevel() != oldZoomLevel) {
2110             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2111         }
2112     }
2113
2114     const bool hiddenFilesShown = props.hiddenFilesShown();
2115     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2116         m_model->setShowHiddenFiles(hiddenFilesShown);
2117         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2118     }
2119
2120     const bool groupedSorting = props.groupedSorting();
2121     if (groupedSorting != m_model->groupedSorting()) {
2122         m_model->setGroupedSorting(groupedSorting);
2123         Q_EMIT groupedSortingChanged(groupedSorting);
2124     }
2125
2126     const QByteArray sortRole = props.sortRole();
2127     if (sortRole != m_model->sortRole()) {
2128         m_model->setSortRole(sortRole);
2129         Q_EMIT sortRoleChanged(sortRole);
2130     }
2131
2132     const Qt::SortOrder sortOrder = props.sortOrder();
2133     if (sortOrder != m_model->sortOrder()) {
2134         m_model->setSortOrder(sortOrder);
2135         Q_EMIT sortOrderChanged(sortOrder);
2136     }
2137
2138     const bool sortFoldersFirst = props.sortFoldersFirst();
2139     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2140         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2141         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2142     }
2143
2144     const bool sortHiddenLast = props.sortHiddenLast();
2145     if (sortHiddenLast != m_model->sortHiddenLast()) {
2146         m_model->setSortHiddenLast(sortHiddenLast);
2147         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2148     }
2149
2150     const QList<QByteArray> visibleRoles = props.visibleRoles();
2151     if (visibleRoles != m_visibleRoles) {
2152         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2153         m_visibleRoles = visibleRoles;
2154         m_view->setVisibleRoles(visibleRoles);
2155         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2156     }
2157
2158     const bool previewsShown = props.previewsShown();
2159     if (previewsShown != m_view->previewsShown()) {
2160         const int oldZoomLevel = zoomLevel();
2161
2162         m_view->setPreviewsShown(previewsShown);
2163         Q_EMIT previewsShownChanged(previewsShown);
2164
2165         // Changing the preview-state might result in a changed zoom-level
2166         if (oldZoomLevel != zoomLevel()) {
2167             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2168         }
2169     }
2170
2171     KItemListView *itemListView = m_container->controller()->view();
2172     if (itemListView->isHeaderVisible()) {
2173         KItemListHeader *header = itemListView->header();
2174         const QList<int> headerColumnWidths = props.headerColumnWidths();
2175         const int rolesCount = m_visibleRoles.count();
2176         if (headerColumnWidths.count() == rolesCount) {
2177             header->setAutomaticColumnResizing(false);
2178
2179             QHash<QByteArray, qreal> columnWidths;
2180             for (int i = 0; i < rolesCount; ++i) {
2181                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2182             }
2183             header->setColumnWidths(columnWidths);
2184         } else {
2185             header->setAutomaticColumnResizing(true);
2186         }
2187         header->setSidePadding(DetailsModeSettings::sidePadding());
2188     }
2189
2190     m_view->endTransaction();
2191 }
2192
2193 void DolphinView::applyModeToView()
2194 {
2195     switch (m_mode) {
2196     case IconsView:
2197         m_view->setItemLayout(KFileItemListView::IconsLayout);
2198         break;
2199     case CompactView:
2200         m_view->setItemLayout(KFileItemListView::CompactLayout);
2201         break;
2202     case DetailsView:
2203         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2204         break;
2205     default:
2206         Q_ASSERT(false);
2207         break;
2208     }
2209 }
2210
2211 void DolphinView::pasteToUrl(const QUrl &url)
2212 {
2213     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2214     KJobWidgets::setWindow(job, this);
2215     m_clearSelectionBeforeSelectingNewItems = true;
2216     m_markFirstNewlySelectedItemAsCurrent = true;
2217     m_selectJobCreatedItems = true;
2218     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2219     connect(job, &KIO::PasteJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
2220         connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
2221         connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
2222         connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
2223             Q_UNUSED(job)
2224             Q_UNUSED(src)
2225             slotItemCreated(dest);
2226         });
2227     });
2228     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2229 }
2230
2231 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2232 {
2233     QList<QUrl> urls;
2234
2235     const KFileItemList items = selectedItems();
2236     urls.reserve(items.count());
2237     for (const KFileItem &item : items) {
2238         urls.append(item.url());
2239     }
2240
2241     if (itemsExpandable()) {
2242         // TODO: Check if we still need KDirModel for this in KDE 5.0
2243         urls = KDirModel::simplifiedUrlList(urls);
2244     }
2245
2246     return urls;
2247 }
2248
2249 QMimeData *DolphinView::selectionMimeData() const
2250 {
2251     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2252     const KItemSet selectedIndexes = selectionManager->selectedItems();
2253
2254     return m_model->createMimeData(selectedIndexes);
2255 }
2256
2257 void DolphinView::updateWritableState()
2258 {
2259     const bool wasFolderWritable = m_isFolderWritable;
2260     m_isFolderWritable = false;
2261
2262     KFileItem item = m_model->rootItem();
2263     if (item.isNull()) {
2264         // Try to find out if the URL is writable even if the "root item" is
2265         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2266         item = KFileItem(url());
2267         item.setDelayedMimeTypes(true);
2268     }
2269
2270     KFileItemListProperties capabilities(KFileItemList() << item);
2271     m_isFolderWritable = capabilities.supportsWriting();
2272
2273     if (m_isFolderWritable != wasFolderWritable) {
2274         Q_EMIT writeStateChanged(m_isFolderWritable);
2275     }
2276 }
2277
2278 bool DolphinView::isFolderWritable() const
2279 {
2280     return m_isFolderWritable;
2281 }
2282
2283 QUrl DolphinView::viewPropertiesUrl() const
2284 {
2285     if (m_viewPropertiesContext.isEmpty()) {
2286         return m_url;
2287     }
2288
2289     QUrl url;
2290     url.setScheme(m_url.scheme());
2291     url.setPath(m_viewPropertiesContext);
2292     return url;
2293 }
2294
2295 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2296 {
2297     clearSelection();
2298     m_clearSelectionBeforeSelectingNewItems = true;
2299     markUrlAsCurrent(current);
2300     markUrlsAsSelected(selected);
2301 }
2302
2303 void DolphinView::copyPathToClipboard()
2304 {
2305     const KFileItemList list = selectedItems();
2306     if (list.isEmpty()) {
2307         return;
2308     }
2309     const KFileItem &item = list.at(0);
2310     QString path = item.localPath();
2311     if (path.isEmpty()) {
2312         path = item.url().toDisplayString();
2313     }
2314     QClipboard *clipboard = QApplication::clipboard();
2315     if (clipboard == nullptr) {
2316         return;
2317     }
2318     clipboard->setText(QDir::toNativeSeparators(path));
2319 }
2320
2321 void DolphinView::slotIncreaseZoom()
2322 {
2323     setZoomLevel(zoomLevel() + 1);
2324 }
2325
2326 void DolphinView::slotDecreaseZoom()
2327 {
2328     setZoomLevel(zoomLevel() - 1);
2329 }
2330
2331 void DolphinView::slotSwipeUp()
2332 {
2333     Q_EMIT goUpRequested();
2334 }
2335
2336 void DolphinView::showLoadingPlaceholder()
2337 {
2338     m_placeholderLabel->setText(i18n("Loading…"));
2339     m_placeholderLabel->setVisible(true);
2340 #ifndef QT_NO_ACCESSIBILITY
2341     if (QAccessible::isActive()) {
2342         static_cast<KItemListViewAccessible *>(QAccessible::queryAccessibleInterface(m_view))->announceNewlyLoadedLocation(m_placeholderLabel->text());
2343     }
2344 #endif
2345 }
2346
2347 void DolphinView::updatePlaceholderLabel()
2348 {
2349     m_showLoadingPlaceholderTimer->stop();
2350     if (itemsCount() > 0) {
2351 #ifndef QT_NO_ACCESSIBILITY
2352         if (QAccessible::isActive()) {
2353             static_cast<KItemListViewAccessible *>(QAccessible::queryAccessibleInterface(m_view))->announceNewlyLoadedLocation(QString());
2354         }
2355 #endif
2356         m_placeholderLabel->setVisible(false);
2357         return;
2358     }
2359
2360     if (m_loadingState == LoadingState::Loading) {
2361         m_placeholderLabel->setVisible(false);
2362         m_showLoadingPlaceholderTimer->start();
2363         return;
2364     }
2365
2366     if (m_loadingState == LoadingState::Canceled) {
2367         m_placeholderLabel->setText(i18n("Loading canceled"));
2368     } else if (!nameFilter().isEmpty()) {
2369         m_placeholderLabel->setText(i18n("No items matching the filter"));
2370     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2371         m_placeholderLabel->setText(i18n("No items matching the search"));
2372     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2373         m_placeholderLabel->setText(i18n("Trash is empty"));
2374     } else if (m_url.scheme() == QLatin1String("tags")) {
2375         if (m_url.path() == QLatin1Char('/')) {
2376             m_placeholderLabel->setText(i18n("No tags"));
2377         } else {
2378             const QString tagName = m_url.path().mid(1); // Remove leading /
2379             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2380         }
2381
2382     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2383         m_placeholderLabel->setText(i18n("No recently used items"));
2384     } else if (m_url.scheme() == QLatin1String("smb")) {
2385         m_placeholderLabel->setText(i18n("No shared folders found"));
2386     } else if (m_url.scheme() == QLatin1String("network")) {
2387         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2388     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2389         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2390     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2391         m_placeholderLabel->setText(i18n("No Apple devices found"));
2392     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2393         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2394     } else {
2395         m_placeholderLabel->setText(i18n("Folder is empty"));
2396     }
2397
2398     m_placeholderLabel->setVisible(true);
2399 #ifndef QT_NO_ACCESSIBILITY
2400     if (QAccessible::isActive()) {
2401         static_cast<KItemListViewAccessible *>(QAccessible::queryAccessibleInterface(m_view))->announceNewlyLoadedLocation(m_placeholderLabel->text());
2402     }
2403 #endif
2404 }
2405
2406 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2407 {
2408     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2409         const std::optional<int> index = m_view->itemAt(event->pos());
2410
2411         if (!index.has_value()) {
2412             return false;
2413         }
2414
2415         // Check whether the filename has been elided
2416         const bool isElided = m_view->isElided(index.value());
2417
2418         if (isElided) {
2419             const KFileItem item = m_model->fileItem(index.value());
2420             const QString text = item.text();
2421             const QPoint pos = mapToGlobal(event->pos());
2422             QToolTip::showText(pos, text);
2423             return true;
2424         }
2425     }
2426     return false;
2427 }
2428
2429 #include "moc_dolphinview.cpp"