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 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteOrTrashJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <QAbstractItemView>
  53 #include <QActionGroup>
  54 #include <QApplication>
  55 #include <QClipboard>
  56 #include <QDropEvent>
  57 #include <QGraphicsOpacityEffect>
  58 #include <QGraphicsSceneDragDropEvent>
  59 #include <QLabel>
  60 #include <QMenu>
  61 #include <QMimeDatabase>
  62 #include <QPixmapCache>
  63 #include <QScrollBar>
  64 #include <QSize>
  65 #include <QTimer>
  66 #include <QToolTip>
  67 #include <QVBoxLayout>
  68
  69 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  70     : QWidget(parent)
  71     , m_active(true)
  72     , m_tabsForFiles(false)
  73     , m_assureVisibleCurrentIndex(false)
  74     , m_isFolderWritable(true)
  75     , m_dragging(false)
  76     , m_selectNextItem(false)
  77     , m_url(url)
  78     , m_viewPropertiesContext()
  79     , m_mode(DolphinView::IconsView)
  80     , m_visibleRoles()
  81     , m_topLayout(nullptr)
  82     , m_model(nullptr)
  83     , m_view(nullptr)
  84     , m_container(nullptr)
  85     , m_toolTipManager(nullptr)
  86     , m_selectionChangedTimer(nullptr)
  87     , m_currentItemUrl()
  88     , m_scrollToCurrentItem(false)
  89     , m_restoredContentsPosition()
  90     , m_controlWheelAccumulatedDelta(0)
  91     , m_selectedUrls()
  92     , m_clearSelectionBeforeSelectingNewItems(false)
  93     , m_markFirstNewlySelectedItemAsCurrent(false)
  94     , m_versionControlObserver(nullptr)
  95     , m_twoClicksRenamingTimer(nullptr)
  96     , m_placeholderLabel(nullptr)
  97     , m_showLoadingPlaceholderTimer(nullptr)
  98 {
  99     m_topLayout = new QVBoxLayout(this);
 100     m_topLayout->setSpacing(0);
 101     m_topLayout->setContentsMargins(0, 0, 0, 0);
 102
 103     // When a new item has been created by the "Create New..." menu, the item should
 104     // get selected and it must be assured that the item will get visible. As the
 105     // creation is done asynchronously, several signals must be checked:
 106     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 107
 108     m_selectionChangedTimer = new QTimer(this);
 109     m_selectionChangedTimer->setSingleShot(true);
 110     m_selectionChangedTimer->setInterval(300);
 111     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 112
 113     m_model = new KFileItemModel(this);
 114     m_view = new DolphinItemListView();
 115     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 116     m_view->setVisibleRoles({"text"});
 117     applyModeToView();
 118
 119     KItemListController *controller = new KItemListController(m_model, m_view, this);
 120     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 121     controller->setAutoActivationDelay(delay);
 122
 123     // The EnlargeSmallPreviews setting can only be changed after the model
 124     // has been set in the view by KItemListController.
 125     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 126
 127     m_container = new KItemListContainer(controller, this);
 128     m_container->installEventFilter(this);
 129 #ifndef QT_NO_ACCESSIBILITY
 130     m_view->setAccessibleParentsObject(m_container);
 131 #endif
 132     setFocusProxy(m_container);
 133     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 134         hideToolTip();
 135     });
 136     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 137         hideToolTip();
 138     });
 139
 140     m_showLoadingPlaceholderTimer = new QTimer(this);
 141     m_showLoadingPlaceholderTimer->setInterval(500);
 142     m_showLoadingPlaceholderTimer->setSingleShot(true);
 143     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 144
 145     // Show some placeholder text for empty folders
 146     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 147     // because KTitleWidget can't be told to turn off mouse-selectable text
 148     m_placeholderLabel = new QLabel(this);
 149     QFont placeholderLabelFont;
 150     // To match the size of a level 2 Heading/KTitleWidget
 151     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 152     m_placeholderLabel->setFont(placeholderLabelFont);
 153     m_placeholderLabel->setTextInteractionFlags(Qt::NoTextInteraction);
 154     m_placeholderLabel->setWordWrap(true);
 155     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 156     // Match opacity of QML placeholder label component
 157     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 158     effect->setOpacity(0.5);
 159     m_placeholderLabel->setGraphicsEffect(effect);
 160     // Set initial text and visibility
 161     updatePlaceholderLabel();
 162
 163     auto *centeringLayout = new QVBoxLayout(m_container);
 164     centeringLayout->addWidget(m_placeholderLabel);
 165     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 166     m_placeholderLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 167     connect(m_placeholderLabel, &QWidget::customContextMenuRequested, this, [this](const QPoint &pos) {
 168         slotViewContextMenuRequested(m_placeholderLabel->mapToGlobal(pos));
 169     });
 170
 171     controller->setSelectionBehavior(KItemListController::MultiSelection);
 172     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 173     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 174     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 175     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 176     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 177     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 178     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 179     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 180     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 181     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 182     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 183     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 184     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 185     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 186     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 187     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 188     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 189
 190     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 191     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 192     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 193     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 194     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 195     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 196     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 197     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 198     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 199     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 200     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 201     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 202     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 203     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 204
 205     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 206
 207     m_view->installEventFilter(this);
 208     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 209     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 210     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 211     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 212
 213     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 214         m_hoveredColumnHeaderIndex = columnIndex;
 215     });
 216     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 217         m_hoveredColumnHeaderIndex = std::nullopt;
 218     });
 219     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 220     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 221
 222     KItemListSelectionManager *selectionManager = controller->selectionManager();
 223     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 224
 225 #if HAVE_BALOO
 226     m_toolTipManager = new ToolTipManager(this);
 227     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 228 #endif
 229
 230     m_versionControlObserver = new VersionControlObserver(this);
 231     m_versionControlObserver->setView(this);
 232     m_versionControlObserver->setModel(m_model);
 233     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 234     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 235     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 236
 237     m_twoClicksRenamingTimer = new QTimer(this);
 238     m_twoClicksRenamingTimer->setSingleShot(true);
 239     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 240
 241     applyViewProperties();
 242     m_topLayout->addWidget(m_container);
 243
 244     loadDirectory(url);
 245 }
 246
 247 DolphinView::~DolphinView()
 248 {
 249     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 250 }
 251
 252 QUrl DolphinView::url() const
 253 {
 254     return m_url;
 255 }
 256
 257 void DolphinView::setActive(bool active)
 258 {
 259     if (active == m_active) {
 260         return;
 261     }
 262
 263     m_active = active;
 264
 265     updatePalette();
 266
 267     if (active) {
 268         m_container->setFocus();
 269         Q_EMIT activated();
 270         Q_EMIT writeStateChanged(m_isFolderWritable);
 271     }
 272 }
 273
 274 bool DolphinView::isActive() const
 275 {
 276     return m_active;
 277 }
 278
 279 void DolphinView::setViewMode(Mode mode)
 280 {
 281     if (mode != m_mode) {
 282         // Reset scrollbars before changing the view mode.
 283         m_container->horizontalScrollBar()->setValue(0);
 284         m_container->verticalScrollBar()->setValue(0);
 285
 286         ViewProperties props(viewPropertiesUrl());
 287         props.setViewMode(mode);
 288
 289         // We pass the new ViewProperties to applyViewProperties, rather than
 290         // storing them on disk and letting applyViewProperties() read them
 291         // from there, to prevent that changing the view mode fails if the
 292         // .directory file is not writable (see bug 318534).
 293         applyViewProperties(props);
 294     }
 295 }
 296
 297 DolphinView::Mode DolphinView::viewMode() const
 298 {
 299     return m_mode;
 300 }
 301
 302 void DolphinView::setSelectionModeEnabled(const bool enabled)
 303 {
 304     if (enabled) {
 305         if (!m_proxyStyle) {
 306             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 307         }
 308         setStyle(m_proxyStyle.get());
 309         m_view->setStyle(m_proxyStyle.get());
 310         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 311     } else {
 312         setStyle(QApplication::style());
 313         m_view->setStyle(QApplication::style());
 314         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 315     }
 316     m_container->controller()->setSelectionModeEnabled(enabled);
 317 }
 318
 319 bool DolphinView::selectionMode() const
 320 {
 321     return m_container->controller()->selectionMode();
 322 }
 323
 324 void DolphinView::setPreviewsShown(bool show)
 325 {
 326     if (previewsShown() == show) {
 327         return;
 328     }
 329
 330     ViewProperties props(viewPropertiesUrl());
 331     props.setPreviewsShown(show);
 332
 333     const int oldZoomLevel = m_view->zoomLevel();
 334     m_view->setPreviewsShown(show);
 335     Q_EMIT previewsShownChanged(show);
 336
 337     const int newZoomLevel = m_view->zoomLevel();
 338     if (newZoomLevel != oldZoomLevel) {
 339         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 340     }
 341 }
 342
 343 bool DolphinView::previewsShown() const
 344 {
 345     return m_view->previewsShown();
 346 }
 347
 348 void DolphinView::setHiddenFilesShown(bool show)
 349 {
 350     if (m_model->showHiddenFiles() == show) {
 351         return;
 352     }
 353
 354     const KFileItemList itemList = selectedItems();
 355     m_selectedUrls.clear();
 356     m_selectedUrls = itemList.urlList();
 357
 358     ViewProperties props(viewPropertiesUrl());
 359     props.setHiddenFilesShown(show);
 360
 361     m_model->setShowHiddenFiles(show);
 362     Q_EMIT hiddenFilesShownChanged(show);
 363 }
 364
 365 bool DolphinView::hiddenFilesShown() const
 366 {
 367     return m_model->showHiddenFiles();
 368 }
 369
 370 void DolphinView::setGroupedSorting(bool grouped)
 371 {
 372     if (grouped == groupedSorting()) {
 373         return;
 374     }
 375
 376     ViewProperties props(viewPropertiesUrl());
 377     props.setGroupedSorting(grouped);
 378     props.save();
 379
 380     m_container->controller()->model()->setGroupedSorting(grouped);
 381
 382     Q_EMIT groupedSortingChanged(grouped);
 383 }
 384
 385 bool DolphinView::groupedSorting() const
 386 {
 387     return m_model->groupedSorting();
 388 }
 389
 390 KFileItemList DolphinView::items() const
 391 {
 392     KFileItemList list;
 393     const int itemCount = m_model->count();
 394     list.reserve(itemCount);
 395
 396     for (int i = 0; i < itemCount; ++i) {
 397         list.append(m_model->fileItem(i));
 398     }
 399
 400     return list;
 401 }
 402
 403 int DolphinView::itemsCount() const
 404 {
 405     return m_model->count();
 406 }
 407
 408 KFileItemList DolphinView::selectedItems() const
 409 {
 410     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 411
 412     KFileItemList selectedItems;
 413     const auto items = selectionManager->selectedItems();
 414     selectedItems.reserve(items.count());
 415     for (int index : items) {
 416         selectedItems.append(m_model->fileItem(index));
 417     }
 418     return selectedItems;
 419 }
 420
 421 int DolphinView::selectedItemsCount() const
 422 {
 423     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 424     return selectionManager->selectedItems().count();
 425 }
 426
 427 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 428 {
 429     m_selectedUrls = urls;
 430     m_selectJobCreatedItems = false;
 431 }
 432
 433 void DolphinView::markUrlAsCurrent(const QUrl &url)
 434 {
 435     m_currentItemUrl = url;
 436     m_scrollToCurrentItem = true;
 437 }
 438
 439 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 440 {
 441     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 442     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 443
 444     for (int index = 0; index < m_model->count(); index++) {
 445         const KFileItem item = m_model->fileItem(index);
 446         if (regexp.match(item.text()).hasMatch()) {
 447             // An alternative approach would be to store the matching items in a KItemSet and
 448             // select them in one go after the loop, but we'd need a new function
 449             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 450             // for that.
 451             selectionManager->setSelected(index, 1, mode);
 452         }
 453     }
 454 }
 455
 456 void DolphinView::setZoomLevel(int level)
 457 {
 458     const int oldZoomLevel = zoomLevel();
 459     m_view->setZoomLevel(level);
 460     if (zoomLevel() != oldZoomLevel) {
 461         hideToolTip();
 462         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 463     }
 464 }
 465
 466 int DolphinView::zoomLevel() const
 467 {
 468     return m_view->zoomLevel();
 469 }
 470
 471 void DolphinView::setSortRole(const QByteArray &role)
 472 {
 473     if (role != sortRole()) {
 474         updateSortRole(role);
 475     }
 476 }
 477
 478 QByteArray DolphinView::sortRole() const
 479 {
 480     const KItemModelBase *model = m_container->controller()->model();
 481     return model->sortRole();
 482 }
 483
 484 void DolphinView::setSortOrder(Qt::SortOrder order)
 485 {
 486     if (sortOrder() != order) {
 487         updateSortOrder(order);
 488     }
 489 }
 490
 491 Qt::SortOrder DolphinView::sortOrder() const
 492 {
 493     return m_model->sortOrder();
 494 }
 495
 496 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 497 {
 498     if (sortFoldersFirst() != foldersFirst) {
 499         updateSortFoldersFirst(foldersFirst);
 500     }
 501 }
 502
 503 bool DolphinView::sortFoldersFirst() const
 504 {
 505     return m_model->sortDirectoriesFirst();
 506 }
 507
 508 void DolphinView::setSortHiddenLast(bool hiddenLast)
 509 {
 510     if (sortHiddenLast() != hiddenLast) {
 511         updateSortHiddenLast(hiddenLast);
 512     }
 513 }
 514
 515 bool DolphinView::sortHiddenLast() const
 516 {
 517     return m_model->sortHiddenLast();
 518 }
 519
 520 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 521 {
 522     const QList<QByteArray> previousRoles = roles;
 523
 524     ViewProperties props(viewPropertiesUrl());
 525     props.setVisibleRoles(roles);
 526
 527     m_visibleRoles = roles;
 528     m_view->setVisibleRoles(roles);
 529
 530     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 531 }
 532
 533 QList<QByteArray> DolphinView::visibleRoles() const
 534 {
 535     return m_visibleRoles;
 536 }
 537
 538 void DolphinView::reload()
 539 {
 540     QByteArray viewState;
 541     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 542     saveState(saveStream);
 543
 544     setUrl(url());
 545     loadDirectory(url(), true);
 546
 547     QDataStream restoreStream(viewState);
 548     restoreState(restoreStream);
 549 }
 550
 551 void DolphinView::readSettings()
 552 {
 553     const int oldZoomLevel = m_view->zoomLevel();
 554
 555     GeneralSettings::self()->load();
 556     m_view->readSettings();
 557     applyViewProperties();
 558
 559     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 560     m_container->controller()->setAutoActivationDelay(delay);
 561
 562     const int newZoomLevel = m_view->zoomLevel();
 563     if (newZoomLevel != oldZoomLevel) {
 564         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 565     }
 566 }
 567
 568 void DolphinView::writeSettings()
 569 {
 570     GeneralSettings::self()->save();
 571     m_view->writeSettings();
 572 }
 573
 574 void DolphinView::setNameFilter(const QString &nameFilter)
 575 {
 576     m_model->setNameFilter(nameFilter);
 577 }
 578
 579 QString DolphinView::nameFilter() const
 580 {
 581     return m_model->nameFilter();
 582 }
 583
 584 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 585 {
 586     return m_model->setMimeTypeFilters(filters);
 587 }
 588
 589 QStringList DolphinView::mimeTypeFilters() const
 590 {
 591     return m_model->mimeTypeFilters();
 592 }
 593
 594 void DolphinView::requestStatusBarText()
 595 {
 596     if (m_statJobForStatusBarText) {
 597         // Kill the pending request.
 598         m_statJobForStatusBarText->kill();
 599     }
 600
 601     if (m_container->controller()->selectionManager()->hasSelection()) {
 602         int folderCount = 0;
 603         int fileCount = 0;
 604         KIO::filesize_t totalFileSize = 0;
 605
 606         // Give a summary of the status of the selected files
 607         const KFileItemList list = selectedItems();
 608         for (const KFileItem &item : list) {
 609             if (item.isDir()) {
 610                 ++folderCount;
 611             } else {
 612                 ++fileCount;
 613                 totalFileSize += item.size();
 614             }
 615         }
 616
 617         if (folderCount + fileCount == 1) {
 618             // If only one item is selected, show info about it
 619             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 620         } else {
 621             // At least 2 items are selected
 622             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 623         }
 624     } else { // has no selection
 625         if (!m_model->rootItem().url().isValid()) {
 626             return;
 627         }
 628
 629         m_statJobForStatusBarText = KIO::stat(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 630         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 631         m_statJobForStatusBarText->start();
 632     }
 633 }
 634
 635 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 636 {
 637     QString foldersText;
 638     QString filesText;
 639     QString summary;
 640
 641     if (selection == HasSelection) {
 642         // At least 2 items are selected because the case of 1 selected item is handled in
 643         // DolphinView::requestStatusBarText().
 644         foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 645         filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 646     } else {
 647         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 648         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 649     }
 650
 651     if (fileCount > 0 && folderCount > 0) {
 652         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 653     } else if (fileCount > 0) {
 654         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 655     } else if (folderCount > 0) {
 656         summary = foldersText;
 657     } else {
 658         summary = i18nc("@info:status", "0 Folders, 0 Files");
 659     }
 660     Q_EMIT statusBarTextChanged(summary);
 661 }
 662
 663 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 664 {
 665     QList<QAction *> actions;
 666
 667     if (items.isEmpty()) {
 668         const KFileItem item = m_model->rootItem();
 669         if (!item.isNull()) {
 670             actions = m_versionControlObserver->actions(KFileItemList() << item);
 671         }
 672     } else {
 673         actions = m_versionControlObserver->actions(items);
 674     }
 675
 676     return actions;
 677 }
 678
 679 void DolphinView::setUrl(const QUrl &url)
 680 {
 681     if (url == m_url) {
 682         return;
 683     }
 684
 685     clearSelection();
 686
 687     m_url = url;
 688
 689     hideToolTip();
 690
 691     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 692
 693     // It is important to clear the items from the model before
 694     // applying the view properties, otherwise expensive operations
 695     // might be done on the existing items although they get cleared
 696     // anyhow afterwards by loadDirectory().
 697     m_model->clear();
 698     applyViewProperties();
 699     loadDirectory(url);
 700
 701     Q_EMIT urlChanged(url);
 702 }
 703
 704 void DolphinView::selectAll()
 705 {
 706     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 707     selectionManager->setSelected(0, m_model->count());
 708 }
 709
 710 void DolphinView::invertSelection()
 711 {
 712     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 713     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 714 }
 715
 716 void DolphinView::clearSelection()
 717 {
 718     m_selectJobCreatedItems = false;
 719     m_selectedUrls.clear();
 720     m_container->controller()->selectionManager()->clearSelection();
 721 }
 722
 723 void DolphinView::renameSelectedItems()
 724 {
 725     const KFileItemList items = selectedItems();
 726     if (items.isEmpty()) {
 727         return;
 728     }
 729
 730     if (items.count() == 1 && GeneralSettings::renameInline()) {
 731         const int index = m_model->index(items.first());
 732
 733         QMetaObject::Connection *const connection = new QMetaObject::Connection;
 734         *connection = connect(m_view, &KItemListView::scrollingStopped, this, [=]() {
 735             QObject::disconnect(*connection);
 736             delete connection;
 737
 738             m_view->editRole(index, "text");
 739
 740             hideToolTip();
 741
 742             connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 743         });
 744         m_view->scrollToItem(index);
 745
 746     } else {
 747         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 748         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 749
 750         dialog->open();
 751     }
 752
 753     // Assure that the current index remains visible when KFileItemModel
 754     // will notify the view about changed items (which might result in
 755     // a changed sorting).
 756     m_assureVisibleCurrentIndex = true;
 757 }
 758
 759 void DolphinView::trashSelectedItems()
 760 {
 761     const QList<QUrl> list = simplifiedSelectedUrls();
 762
 763     using Iface = KIO::AskUserActionInterface;
 764     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 765     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 766     m_selectNextItem = true;
 767     trashJob->start();
 768 }
 769
 770 void DolphinView::deleteSelectedItems()
 771 {
 772     const QList<QUrl> list = simplifiedSelectedUrls();
 773
 774     using Iface = KIO::AskUserActionInterface;
 775     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 776     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 777     m_selectNextItem = true;
 778     trashJob->start();
 779 }
 780
 781 void DolphinView::cutSelectedItemsToClipboard()
 782 {
 783     QMimeData *mimeData = selectionMimeData();
 784     KIO::setClipboardDataCut(mimeData, true);
 785     KUrlMimeData::exportUrlsToPortal(mimeData);
 786     QApplication::clipboard()->setMimeData(mimeData);
 787 }
 788
 789 void DolphinView::copySelectedItemsToClipboard()
 790 {
 791     QMimeData *mimeData = selectionMimeData();
 792     KUrlMimeData::exportUrlsToPortal(mimeData);
 793     QApplication::clipboard()->setMimeData(mimeData);
 794 }
 795
 796 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 797 {
 798     if (selection.isEmpty() || !destinationUrl.isValid()) {
 799         return;
 800     }
 801
 802     m_clearSelectionBeforeSelectingNewItems = true;
 803     m_markFirstNewlySelectedItemAsCurrent = true;
 804     m_selectJobCreatedItems = true;
 805
 806     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 807     KJobWidgets::setWindow(job, this);
 808
 809     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 810     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 811     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 812     KIO::FileUndoManager::self()->recordCopyJob(job);
 813 }
 814
 815 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 816 {
 817     if (selection.isEmpty() || !destinationUrl.isValid()) {
 818         return;
 819     }
 820
 821     m_clearSelectionBeforeSelectingNewItems = true;
 822     m_markFirstNewlySelectedItemAsCurrent = true;
 823     m_selectJobCreatedItems = true;
 824
 825     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 826     KJobWidgets::setWindow(job, this);
 827
 828     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 829     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 830     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 831     KIO::FileUndoManager::self()->recordCopyJob(job);
 832 }
 833
 834 void DolphinView::paste()
 835 {
 836     pasteToUrl(url());
 837 }
 838
 839 void DolphinView::pasteIntoFolder()
 840 {
 841     const KFileItemList items = selectedItems();
 842     if ((items.count() == 1) && items.first().isDir()) {
 843         pasteToUrl(items.first().url());
 844     }
 845 }
 846
 847 void DolphinView::duplicateSelectedItems()
 848 {
 849     const KFileItemList itemList = selectedItems();
 850     if (itemList.isEmpty()) {
 851         return;
 852     }
 853
 854     const QMimeDatabase db;
 855
 856     // Duplicate all selected items and append "copy" to the end of the file name
 857     // but before the filename extension, if present
 858     QList<QUrl> newSelection;
 859     for (const auto &item : itemList) {
 860         const QUrl originalURL = item.url();
 861         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 862         const QString originalFileName = item.name();
 863
 864         QString extension = db.suffixForFileName(originalFileName);
 865
 866         QUrl duplicateURL = originalURL;
 867
 868         // No extension; new filename is "<oldfilename> copy"
 869         if (extension.isEmpty()) {
 870             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 871             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 872         } else {
 873             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 874             extension = QLatin1String(".") + extension;
 875             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 876             // Preserve file's original filename extension in case the casing differs
 877             // from what QMimeDatabase::suffixForFileName() returned
 878             const QString originalExtension = originalFileName.right(extension.size());
 879             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 880         }
 881
 882         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 883         KJobWidgets::setWindow(job, this);
 884
 885         if (job) {
 886             newSelection << duplicateURL;
 887             KIO::FileUndoManager::self()->recordCopyJob(job);
 888         }
 889     }
 890
 891     forceUrlsSelection(newSelection.first(), newSelection);
 892 }
 893
 894 void DolphinView::stopLoading()
 895 {
 896     m_model->cancelDirectoryLoading();
 897 }
 898
 899 void DolphinView::updatePalette()
 900 {
 901     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 902     if (!m_active) {
 903         color.setAlpha(150);
 904     }
 905
 906     QWidget *viewport = m_container->viewport();
 907     if (viewport) {
 908         QPalette palette;
 909         palette.setColor(viewport->backgroundRole(), color);
 910         viewport->setPalette(palette);
 911     }
 912
 913     update();
 914 }
 915
 916 void DolphinView::abortTwoClicksRenaming()
 917 {
 918     m_twoClicksRenamingItemUrl.clear();
 919     m_twoClicksRenamingTimer->stop();
 920 }
 921
 922 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 923 {
 924     switch (event->type()) {
 925     case QEvent::PaletteChange:
 926         updatePalette();
 927         QPixmapCache::clear();
 928         break;
 929
 930     case QEvent::WindowActivate:
 931     case QEvent::WindowDeactivate:
 932         updatePalette();
 933         break;
 934
 935     case QEvent::KeyPress:
 936         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 937         if (GeneralSettings::useTabForSwitchingSplitView()) {
 938             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 939             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 940                 Q_EMIT toggleActiveViewRequested();
 941                 return true;
 942             }
 943         }
 944         break;
 945     case QEvent::KeyRelease:
 946         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 947             m_controlWheelAccumulatedDelta = 0;
 948         }
 949         break;
 950     case QEvent::FocusIn:
 951         if (watched == m_container) {
 952             setActive(true);
 953         }
 954         break;
 955
 956     case QEvent::GraphicsSceneDragEnter:
 957         if (watched == m_view) {
 958             m_dragging = true;
 959             abortTwoClicksRenaming();
 960         }
 961         break;
 962
 963     case QEvent::GraphicsSceneDragLeave:
 964         if (watched == m_view) {
 965             m_dragging = false;
 966         }
 967         break;
 968
 969     case QEvent::GraphicsSceneDrop:
 970         if (watched == m_view) {
 971             m_dragging = false;
 972         }
 973         break;
 974
 975     case QEvent::ToolTip: {
 976         const auto helpEvent = static_cast<QHelpEvent *>(event);
 977         if (tryShowNameToolTip(helpEvent)) {
 978             return true;
 979
 980         } else if (m_hoveredColumnHeaderIndex) {
 981             const auto rolesInfo = KFileItemModel::rolesInformation();
 982             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
 983
 984             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
 985                 if (visibleRole == info.role) {
 986                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
 987                     return true;
 988                 }
 989             }
 990         }
 991         break;
 992     }
 993     default:
 994         break;
 995     }
 996
 997     return QWidget::eventFilter(watched, event);
 998 }
 999
1000 void DolphinView::wheelEvent(QWheelEvent *event)
1001 {
1002     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1003         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1004
1005         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1006             slotDecreaseZoom();
1007             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1008         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1009             slotIncreaseZoom();
1010             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1011         }
1012
1013         event->accept();
1014     } else {
1015         event->ignore();
1016     }
1017 }
1018
1019 void DolphinView::hideEvent(QHideEvent *event)
1020 {
1021     hideToolTip();
1022     QWidget::hideEvent(event);
1023 }
1024
1025 bool DolphinView::event(QEvent *event)
1026 {
1027     if (event->type() == QEvent::WindowDeactivate) {
1028         /* See Bug 297355
1029          * Dolphin leaves file preview tooltips open even when is not visible.
1030          *
1031          * Hide tool-tip when Dolphin loses focus.
1032          */
1033         hideToolTip();
1034         abortTwoClicksRenaming();
1035     }
1036
1037     return QWidget::event(event);
1038 }
1039
1040 void DolphinView::activate()
1041 {
1042     setActive(true);
1043 }
1044
1045 void DolphinView::slotItemActivated(int index)
1046 {
1047     abortTwoClicksRenaming();
1048
1049     const KFileItem item = m_model->fileItem(index);
1050     if (!item.isNull()) {
1051         Q_EMIT itemActivated(item);
1052     }
1053 }
1054
1055 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1056 {
1057     Q_ASSERT(indexes.count() >= 2);
1058
1059     abortTwoClicksRenaming();
1060
1061     const auto modifiers = QGuiApplication::keyboardModifiers();
1062
1063     if (indexes.count() > 5) {
1064         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1065         const int answer = KMessageBox::warningContinueCancel(
1066             this,
1067             question,
1068             {},
1069             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1070             KStandardGuiItem::cancel(),
1071             QStringLiteral("ConfirmOpenManyFolders"));
1072         if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {
1073             return;
1074         }
1075     }
1076
1077     KFileItemList items;
1078     items.reserve(indexes.count());
1079
1080     for (int index : indexes) {
1081         KFileItem item = m_model->fileItem(index);
1082         const QUrl &url = openItemAsFolderUrl(item);
1083
1084         if (!url.isEmpty()) {
1085             // Open folders in new tabs or in new windows depending on the modifier
1086             // The ctrl+shift behavior is ignored because we are handling multiple items
1087             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1088             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1089                 Q_EMIT windowRequested(url);
1090             } else {
1091                 Q_EMIT tabRequested(url);
1092             }
1093         } else {
1094             items.append(item);
1095         }
1096     }
1097
1098     if (items.count() == 1) {
1099         Q_EMIT itemActivated(items.first());
1100     } else if (items.count() > 1) {
1101         Q_EMIT itemsActivated(items);
1102     }
1103 }
1104
1105 void DolphinView::slotItemMiddleClicked(int index)
1106 {
1107     const KFileItem &item = m_model->fileItem(index);
1108     const QUrl &url = openItemAsFolderUrl(item);
1109     const auto modifiers = QGuiApplication::keyboardModifiers();
1110     const QString &archiveProtocol = KProtocolManager::protocolForArchiveMimetype(item.mimetype());
1111     if (!url.isEmpty()) {
1112         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1113         if (modifiers & Qt::ShiftModifier) {
1114             Q_EMIT activeTabRequested(url);
1115         } else {
1116             Q_EMIT tabRequested(url);
1117         }
1118     } else if (!archiveProtocol.isEmpty() && isTabsForFilesEnabled()) {
1119         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1120         if (modifiers & Qt::ShiftModifier) {
1121             Q_EMIT activeTabRequested(item.url());
1122         } else {
1123             Q_EMIT tabRequested(item.url());
1124         }
1125     } else {
1126         Q_EMIT fileMiddleClickActivated(item);
1127     }
1128 }
1129
1130 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1131 {
1132     // Force emit of a selection changed signal before we request the
1133     // context menu, to update the edit-actions first. (See Bug 294013)
1134     if (m_selectionChangedTimer->isActive()) {
1135         emitSelectionChangedSignal();
1136     }
1137
1138     const KFileItem item = m_model->fileItem(index);
1139     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1140 }
1141
1142 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1143 {
1144     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1145 }
1146
1147 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1148 {
1149     ViewProperties props(viewPropertiesUrl());
1150
1151     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1152
1153     KItemListView *view = m_container->controller()->view();
1154     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1155
1156     bool indexingEnabled = false;
1157 #if HAVE_BALOO
1158     Baloo::IndexerConfig config;
1159     indexingEnabled = config.fileIndexingEnabled();
1160 #endif
1161
1162     QString groupName;
1163     QMenu *groupMenu = nullptr;
1164
1165     // Add all roles to the menu that can be shown or hidden by the user
1166     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1167     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1168         if (info.role == "text") {
1169             // It should not be possible to hide the "text" role
1170             continue;
1171         }
1172
1173         const QString text = m_model->roleDescription(info.role);
1174         QAction *action = nullptr;
1175         if (info.group.isEmpty()) {
1176             action = menu->addAction(text);
1177         } else {
1178             if (!groupMenu || info.group != groupName) {
1179                 groupName = info.group;
1180                 groupMenu = menu->addMenu(groupName);
1181             }
1182
1183             action = groupMenu->addAction(text);
1184         }
1185
1186         action->setCheckable(true);
1187         action->setChecked(visibleRolesSet.contains(info.role));
1188         action->setData(info.role);
1189         action->setToolTip(info.tooltip);
1190
1191         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1192         action->setEnabled(enable);
1193     }
1194
1195     menu->addSeparator();
1196
1197     QActionGroup *widthsGroup = new QActionGroup(menu);
1198     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1199
1200     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1201     toggleSidePaddingAction->setCheckable(true);
1202     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1203
1204     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1205     autoAdjustWidthsAction->setCheckable(true);
1206     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1207     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1208
1209     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1210     customWidthsAction->setCheckable(true);
1211     customWidthsAction->setChecked(!autoColumnWidths);
1212     customWidthsAction->setActionGroup(widthsGroup);
1213
1214     QAction *action = menu->exec(pos.toPoint());
1215     if (menu && action) {
1216         KItemListHeader *header = view->header();
1217
1218         if (action == autoAdjustWidthsAction) {
1219             // Clear the column-widths from the viewproperties and turn on
1220             // the automatic resizing of the columns
1221             props.setHeaderColumnWidths(QList<int>());
1222             header->setAutomaticColumnResizing(true);
1223         } else if (action == customWidthsAction) {
1224             // Apply the current column-widths as custom column-widths and turn
1225             // off the automatic resizing of the columns
1226             QList<int> columnWidths;
1227             const auto visibleRoles = view->visibleRoles();
1228             columnWidths.reserve(visibleRoles.count());
1229             for (const QByteArray &role : visibleRoles) {
1230                 columnWidths.append(header->columnWidth(role));
1231             }
1232             props.setHeaderColumnWidths(columnWidths);
1233             header->setAutomaticColumnResizing(false);
1234         } else if (action == toggleSidePaddingAction) {
1235             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1236         } else {
1237             // Show or hide the selected role
1238             const QByteArray selectedRole = action->data().toByteArray();
1239
1240             QList<QByteArray> visibleRoles = view->visibleRoles();
1241             if (action->isChecked()) {
1242                 visibleRoles.append(selectedRole);
1243             } else {
1244                 visibleRoles.removeOne(selectedRole);
1245             }
1246
1247             view->setVisibleRoles(visibleRoles);
1248             props.setVisibleRoles(visibleRoles);
1249
1250             QList<int> columnWidths;
1251             if (!header->automaticColumnResizing()) {
1252                 const auto visibleRoles = view->visibleRoles();
1253                 columnWidths.reserve(visibleRoles.count());
1254                 for (const QByteArray &role : visibleRoles) {
1255                     columnWidths.append(header->columnWidth(role));
1256                 }
1257             }
1258             props.setHeaderColumnWidths(columnWidths);
1259         }
1260     }
1261
1262     delete menu;
1263 }
1264
1265 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1266 {
1267     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1268
1269     ViewProperties props(viewPropertiesUrl());
1270     QList<int> columnWidths = props.headerColumnWidths();
1271     if (columnWidths.count() != visibleRoles.count()) {
1272         columnWidths.clear();
1273         columnWidths.reserve(visibleRoles.count());
1274         const KItemListHeader *header = m_view->header();
1275         for (const QByteArray &role : visibleRoles) {
1276             const int width = header->columnWidth(role);
1277             columnWidths.append(width);
1278         }
1279     }
1280
1281     const int roleIndex = visibleRoles.indexOf(role);
1282     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1283     columnWidths[roleIndex] = current;
1284
1285     props.setHeaderColumnWidths(columnWidths);
1286 }
1287
1288 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1289 {
1290     ViewProperties props(viewPropertiesUrl());
1291     DetailsModeSettings::setSidePadding(int(width));
1292     m_view->writeSettings();
1293 }
1294
1295 void DolphinView::slotItemHovered(int index)
1296 {
1297     const KFileItem item = m_model->fileItem(index);
1298
1299     if (GeneralSettings::showToolTips() && !m_dragging) {
1300         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1301         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1302         itemRect.moveTo(pos);
1303
1304 #if HAVE_BALOO
1305         auto nativeParent = nativeParentWidget();
1306         if (nativeParent) {
1307             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1308         }
1309 #endif
1310     }
1311
1312     Q_EMIT requestItemInfo(item);
1313 }
1314
1315 void DolphinView::slotItemUnhovered(int index)
1316 {
1317     Q_UNUSED(index)
1318     hideToolTip();
1319     Q_EMIT requestItemInfo(KFileItem());
1320 }
1321
1322 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1323 {
1324     QUrl destUrl;
1325     KFileItem destItem = m_model->fileItem(index);
1326     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1327         // Use the URL of the view as drop target if the item is no directory
1328         // or desktop-file
1329         destItem = m_model->rootItem();
1330         destUrl = url();
1331     } else {
1332         // The item represents a directory or desktop-file
1333         destUrl = destItem.mostLocalUrl();
1334     }
1335
1336     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1337     dropUrls(destUrl, &dropEvent, this);
1338
1339     setActive(true);
1340 }
1341
1342 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1343 {
1344     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1345
1346     if (job) {
1347         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1348
1349         if (destUrl == url()) {
1350             // Mark the dropped urls as selected.
1351             m_clearSelectionBeforeSelectingNewItems = true;
1352             m_markFirstNewlySelectedItemAsCurrent = true;
1353             m_selectJobCreatedItems = true;
1354             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1355             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1356                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1357                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1358                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1359                     Q_UNUSED(job)
1360                     Q_UNUSED(src)
1361                     slotItemCreated(dest);
1362                 });
1363             });
1364         }
1365     }
1366 }
1367
1368 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1369 {
1370     if (previous != nullptr) {
1371         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1372         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1373         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1374         m_versionControlObserver->setModel(nullptr);
1375     }
1376
1377     if (current) {
1378         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1379         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1380         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1381         m_versionControlObserver->setModel(fileItemModel);
1382     }
1383 }
1384
1385 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1386 {
1387     Q_UNUSED(itemIndex)
1388
1389     hideToolTip();
1390
1391     if (buttons & Qt::BackButton) {
1392         Q_EMIT goBackRequested();
1393     } else if (buttons & Qt::ForwardButton) {
1394         Q_EMIT goForwardRequested();
1395     }
1396 }
1397
1398 void DolphinView::slotSelectedItemTextPressed(int index)
1399 {
1400     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1401         const KFileItem item = m_model->fileItem(index);
1402         const KFileItemListProperties capabilities(KFileItemList() << item);
1403         if (capabilities.supportsMoving()) {
1404             m_twoClicksRenamingItemUrl = item.url();
1405             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1406         }
1407     }
1408 }
1409
1410 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1411 {
1412     slotItemCreated(to);
1413 }
1414
1415 void DolphinView::slotItemCreated(const QUrl &url)
1416 {
1417     if (m_markFirstNewlySelectedItemAsCurrent) {
1418         markUrlAsCurrent(url);
1419         m_markFirstNewlySelectedItemAsCurrent = false;
1420     }
1421     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1422         m_selectedUrls << url;
1423     }
1424 }
1425
1426 void DolphinView::onDirectoryLoadingCompleted()
1427 {
1428     // the model should now contain all the items created by the job
1429     updateSelectionState();
1430     m_selectJobCreatedItems = false;
1431     m_selectedUrls.clear();
1432 }
1433
1434 void DolphinView::slotJobResult(KJob *job)
1435 {
1436     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1437         Q_EMIT errorMessage(job->errorString());
1438     }
1439     if (!m_selectJobCreatedItems) {
1440         m_selectedUrls.clear();
1441         return;
1442     }
1443     if (!m_selectedUrls.isEmpty()) {
1444         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1445
1446         updateSelectionState();
1447         if (!m_selectedUrls.isEmpty()) {
1448             // not all urls were found, the model may not be up to date
1449             connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::onDirectoryLoadingCompleted, Qt::UniqueConnection);
1450         } else {
1451             m_selectJobCreatedItems = false;
1452             m_selectedUrls.clear();
1453         }
1454     }
1455 }
1456
1457 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1458 {
1459     m_selectNextItem = false;
1460     const int currentCount = current.count();
1461     const int previousCount = previous.count();
1462     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1463
1464     // If nothing has been selected before and something got selected (or if something
1465     // was selected before and now nothing is selected) the selectionChangedSignal must
1466     // be emitted asynchronously as fast as possible to update the edit-actions.
1467     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1468     m_selectionChangedTimer->start();
1469 }
1470
1471 void DolphinView::emitSelectionChangedSignal()
1472 {
1473     m_selectionChangedTimer->stop();
1474     Q_EMIT selectionChanged(selectedItems());
1475 }
1476
1477 void DolphinView::slotStatJobResult(KJob *job)
1478 {
1479     int folderCount = 0;
1480     int fileCount = 0;
1481     KIO::filesize_t totalFileSize = 0;
1482     bool countFileSize = true;
1483
1484     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1485     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1486         // We have a precomputed value.
1487         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1488         countFileSize = false;
1489     }
1490
1491     const int itemCount = m_model->count();
1492     for (int i = 0; i < itemCount; ++i) {
1493         const KFileItem item = m_model->fileItem(i);
1494         if (item.isDir()) {
1495             ++folderCount;
1496         } else {
1497             ++fileCount;
1498             if (countFileSize) {
1499                 totalFileSize += item.size();
1500             }
1501         }
1502     }
1503     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1504 }
1505
1506 void DolphinView::updateSortRole(const QByteArray &role)
1507 {
1508     ViewProperties props(viewPropertiesUrl());
1509     props.setSortRole(role);
1510
1511     KItemModelBase *model = m_container->controller()->model();
1512     model->setSortRole(role);
1513
1514     Q_EMIT sortRoleChanged(role);
1515 }
1516
1517 void DolphinView::updateSortOrder(Qt::SortOrder order)
1518 {
1519     ViewProperties props(viewPropertiesUrl());
1520     props.setSortOrder(order);
1521
1522     m_model->setSortOrder(order);
1523
1524     Q_EMIT sortOrderChanged(order);
1525 }
1526
1527 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1528 {
1529     ViewProperties props(viewPropertiesUrl());
1530     props.setSortFoldersFirst(foldersFirst);
1531
1532     m_model->setSortDirectoriesFirst(foldersFirst);
1533
1534     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1535 }
1536
1537 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1538 {
1539     ViewProperties props(viewPropertiesUrl());
1540     props.setSortHiddenLast(hiddenLast);
1541
1542     m_model->setSortHiddenLast(hiddenLast);
1543
1544     Q_EMIT sortHiddenLastChanged(hiddenLast);
1545 }
1546
1547 QPair<bool, QString> DolphinView::pasteInfo() const
1548 {
1549     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1550     QPair<bool, QString> info;
1551     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1552     return info;
1553 }
1554
1555 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1556 {
1557     m_tabsForFiles = tabsForFiles;
1558 }
1559
1560 bool DolphinView::isTabsForFilesEnabled() const
1561 {
1562     return m_tabsForFiles;
1563 }
1564
1565 bool DolphinView::itemsExpandable() const
1566 {
1567     return m_mode == DetailsView;
1568 }
1569
1570 bool DolphinView::isExpanded(const KFileItem &item) const
1571 {
1572     Q_ASSERT(item.isDir());
1573     Q_ASSERT(items().contains(item));
1574     if (!itemsExpandable()) {
1575         return false;
1576     }
1577     return m_model->isExpanded(m_model->index(item));
1578 }
1579
1580 void DolphinView::restoreState(QDataStream &stream)
1581 {
1582     // Read the version number of the view state and check if the version is supported.
1583     quint32 version = 0;
1584     stream >> version;
1585     if (version != 1) {
1586         // The version of the view state isn't supported, we can't restore it.
1587         return;
1588     }
1589
1590     // Restore the current item that had the keyboard focus
1591     stream >> m_currentItemUrl;
1592
1593     // Restore the previously selected items
1594     stream >> m_selectedUrls;
1595
1596     // Restore the view position
1597     stream >> m_restoredContentsPosition;
1598
1599     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1600     QSet<QUrl> urls;
1601     stream >> urls;
1602     m_model->restoreExpandedDirectories(urls);
1603 }
1604
1605 void DolphinView::saveState(QDataStream &stream)
1606 {
1607     stream << quint32(1); // View state version
1608
1609     // Save the current item that has the keyboard focus
1610     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1611     if (currentIndex != -1) {
1612         KFileItem item = m_model->fileItem(currentIndex);
1613         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1614         QUrl currentItemUrl = item.url();
1615         stream << currentItemUrl;
1616     } else {
1617         stream << QUrl();
1618     }
1619
1620     // Save the selected urls
1621     stream << selectedItems().urlList();
1622
1623     // Save view position
1624     const qreal x = m_container->horizontalScrollBar()->value();
1625     const qreal y = m_container->verticalScrollBar()->value();
1626     stream << QPoint(x, y);
1627
1628     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1629     stream << m_model->expandedDirectories();
1630 }
1631
1632 KFileItem DolphinView::rootItem() const
1633 {
1634     return m_model->rootItem();
1635 }
1636
1637 void DolphinView::setViewPropertiesContext(const QString &context)
1638 {
1639     m_viewPropertiesContext = context;
1640 }
1641
1642 QString DolphinView::viewPropertiesContext() const
1643 {
1644     return m_viewPropertiesContext;
1645 }
1646
1647 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1648 {
1649     if (item.isNull()) {
1650         return QUrl();
1651     }
1652
1653     QUrl url = item.targetUrl();
1654
1655     if (item.isDir()) {
1656         return url;
1657     }
1658
1659     if (item.isMimeTypeKnown()) {
1660         const QString &mimetype = item.mimetype();
1661
1662         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1663             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1664             // zip:/<path>/ when clicking on a zip file, etc.
1665             // The .protocol file specifies the mimetype that the kioslave handles.
1666             // Note that we don't use mimetype inheritance since we don't want to
1667             // open OpenDocument files as zip folders...
1668             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1669             if (!protocol.isEmpty()) {
1670                 url.setScheme(protocol);
1671                 return url;
1672             }
1673         }
1674
1675         if (mimetype == QLatin1String("application/x-desktop")) {
1676             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1677             KDesktopFile desktopFile(url.toLocalFile());
1678             if (desktopFile.hasLinkType()) {
1679                 const QString linkUrl = desktopFile.readUrl();
1680                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1681                     return QUrl::fromUserInput(linkUrl);
1682                 }
1683             }
1684         }
1685     }
1686
1687     return QUrl();
1688 }
1689
1690 void DolphinView::resetZoomLevel()
1691 {
1692     ViewModeSettings settings{m_mode};
1693     settings.useDefaults(true);
1694     const int defaultIconSize = settings.iconSize();
1695     settings.useDefaults(false);
1696
1697     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1698 }
1699
1700 void DolphinView::observeCreatedItem(const QUrl &url)
1701 {
1702     if (m_active) {
1703         forceUrlsSelection(url, {url});
1704     }
1705 }
1706
1707 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1708 {
1709     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1710         Q_EMIT redirection(oldUrl, newUrl);
1711         m_url = newUrl; // #186947
1712     }
1713 }
1714
1715 void DolphinView::updateSelectionState()
1716 {
1717     if (!m_selectedUrls.isEmpty()) {
1718         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1719
1720         // if there is a selection already, leave it that way
1721         // unless some drop/paste job are in the process of creating items
1722         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1723             if (m_clearSelectionBeforeSelectingNewItems) {
1724                 selectionManager->clearSelection();
1725                 m_clearSelectionBeforeSelectingNewItems = false;
1726             }
1727
1728             KItemSet selectedItems = selectionManager->selectedItems();
1729
1730             QList<QUrl>::iterator it = m_selectedUrls.begin();
1731             while (it != m_selectedUrls.end()) {
1732                 const int index = m_model->index(*it);
1733                 if (index >= 0) {
1734                     selectedItems.insert(index);
1735                     it = m_selectedUrls.erase(it);
1736                 } else {
1737                     ++it;
1738                 }
1739             }
1740
1741             if (!selectedItems.isEmpty()) {
1742                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1743                 selectionManager->setSelectedItems(selectedItems);
1744             }
1745         }
1746     }
1747 }
1748
1749 void DolphinView::updateViewState()
1750 {
1751     if (m_currentItemUrl != QUrl()) {
1752         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1753
1754         // if there is a selection already, leave it that way
1755         if (!selectionManager->hasSelection()) {
1756             const int currentIndex = m_model->index(m_currentItemUrl);
1757             if (currentIndex != -1) {
1758                 selectionManager->setCurrentItem(currentIndex);
1759
1760                 // scroll to current item and reset the state
1761                 if (m_scrollToCurrentItem) {
1762                     m_view->scrollToItem(currentIndex);
1763                     m_scrollToCurrentItem = false;
1764                 }
1765                 m_currentItemUrl = QUrl();
1766             } else {
1767                 selectionManager->setCurrentItem(0);
1768             }
1769         } else {
1770             m_currentItemUrl = QUrl();
1771         }
1772     }
1773
1774     if (!m_restoredContentsPosition.isNull()) {
1775         const int x = m_restoredContentsPosition.x();
1776         const int y = m_restoredContentsPosition.y();
1777         m_restoredContentsPosition = QPoint();
1778
1779         m_container->horizontalScrollBar()->setValue(x);
1780         m_container->verticalScrollBar()->setValue(y);
1781     }
1782
1783     updateSelectionState();
1784 }
1785
1786 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1787 {
1788     if (GeneralSettings::showToolTips()) {
1789 #if HAVE_BALOO
1790         m_toolTipManager->hideToolTip(behavior);
1791 #else
1792         Q_UNUSED(behavior)
1793 #endif
1794     } else if (m_mode == DolphinView::IconsView) {
1795         QToolTip::hideText();
1796     }
1797 }
1798
1799 bool DolphinView::handleSpaceAsNormalKey() const
1800 {
1801     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1802 }
1803
1804 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1805 {
1806     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1807
1808     // verify that only one item is selected
1809     if (selectionManager->selectedItems().count() == 1) {
1810         const int index = selectionManager->currentItem();
1811         const QUrl fileItemUrl = m_model->fileItem(index).url();
1812
1813         // check if the selected item was the same item that started the twoClicksRenaming
1814         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1815             renameSelectedItems();
1816         }
1817     }
1818 }
1819
1820 void DolphinView::slotTrashFileFinished(KJob *job)
1821 {
1822     if (job->error() == 0) {
1823         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1824         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1825     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1826         Q_EMIT errorMessage(job->errorString());
1827     }
1828 }
1829
1830 void DolphinView::slotDeleteFileFinished(KJob *job)
1831 {
1832     if (job->error() == 0) {
1833         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1834         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1835     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1836         Q_EMIT errorMessage(job->errorString());
1837     }
1838 }
1839
1840 void DolphinView::selectNextItem()
1841 {
1842     if (m_active && m_selectNextItem) {
1843         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1844         if (selectedItems().isEmpty()) {
1845             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1846             return;
1847         }
1848         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1849         if (lastSelectedIndex < 0) {
1850             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1851             return;
1852         }
1853         auto nextItem = lastSelectedIndex + 1;
1854         if (nextItem >= itemsCount()) {
1855             nextItem = lastSelectedIndex - selectedItemsCount();
1856         }
1857         if (nextItem >= 0) {
1858             selectionManager->setSelected(nextItem, 1);
1859         }
1860         m_selectNextItem = false;
1861     }
1862 }
1863
1864 void DolphinView::slotRenamingResult(KJob *job)
1865 {
1866     if (job->error()) {
1867         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1868         Q_ASSERT(copyJob);
1869         const QUrl newUrl = copyJob->destUrl();
1870         const int index = m_model->index(newUrl);
1871         if (index >= 0) {
1872             QHash<QByteArray, QVariant> data;
1873             const QUrl oldUrl = copyJob->srcUrls().at(0);
1874             data.insert("text", oldUrl.fileName());
1875             m_model->setData(index, data);
1876         }
1877     }
1878 }
1879
1880 void DolphinView::slotDirectoryLoadingStarted()
1881 {
1882     m_loadingState = LoadingState::Loading;
1883     updatePlaceholderLabel();
1884
1885     // Disable the writestate temporary until it can be determined in a fast way
1886     // in DolphinView::slotDirectoryLoadingCompleted()
1887     if (m_isFolderWritable) {
1888         m_isFolderWritable = false;
1889         Q_EMIT writeStateChanged(m_isFolderWritable);
1890     }
1891
1892     Q_EMIT directoryLoadingStarted();
1893 }
1894
1895 void DolphinView::slotDirectoryLoadingCompleted()
1896 {
1897     m_loadingState = LoadingState::Completed;
1898
1899     // Update the view-state. This has to be done asynchronously
1900     // because the view might not be in its final state yet.
1901     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1902
1903     // Update the placeholder label in case we found that the folder was empty
1904     // after loading it
1905
1906     Q_EMIT directoryLoadingCompleted();
1907
1908     updatePlaceholderLabel();
1909     updateWritableState();
1910 }
1911
1912 void DolphinView::slotDirectoryLoadingCanceled()
1913 {
1914     m_loadingState = LoadingState::Canceled;
1915
1916     updatePlaceholderLabel();
1917
1918     Q_EMIT directoryLoadingCanceled();
1919 }
1920
1921 void DolphinView::slotItemsChanged()
1922 {
1923     m_assureVisibleCurrentIndex = false;
1924 }
1925
1926 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1927 {
1928     Q_UNUSED(previous)
1929     Q_ASSERT(m_model->sortOrder() == current);
1930
1931     ViewProperties props(viewPropertiesUrl());
1932     props.setSortOrder(current);
1933
1934     Q_EMIT sortOrderChanged(current);
1935 }
1936
1937 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1938 {
1939     Q_UNUSED(previous)
1940     Q_ASSERT(m_model->sortRole() == current);
1941
1942     ViewProperties props(viewPropertiesUrl());
1943     props.setSortRole(current);
1944
1945     Q_EMIT sortRoleChanged(current);
1946 }
1947
1948 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1949 {
1950     Q_UNUSED(previous)
1951     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1952
1953     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1954
1955     m_visibleRoles = current;
1956
1957     ViewProperties props(viewPropertiesUrl());
1958     props.setVisibleRoles(m_visibleRoles);
1959
1960     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1961 }
1962
1963 void DolphinView::slotRoleEditingCanceled()
1964 {
1965     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1966 }
1967
1968 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
1969 {
1970     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1971
1972     const KFileItemList items = selectedItems();
1973     if (items.count() != 1) {
1974         return;
1975     }
1976
1977     if (role == "text") {
1978         const KFileItem oldItem = items.first();
1979         const EditResult retVal = value.value<EditResult>();
1980         const QString newName = retVal.newName;
1981         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1982             const QUrl oldUrl = oldItem.url();
1983
1984             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1985             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1986
1987 #ifndef Q_OS_WIN
1988             // Confirm hiding file/directory by renaming inline
1989             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1990                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
1991
1992                 const auto code =
1993                     KMessageBox::questionTwoActions(this,
1994                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1995                                                                             "Do you still want to rename it?")
1996                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1997                                                                             "Do you still want to rename it?"),
1998                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1999                                                     yesGuiItem,
2000                                                     KStandardGuiItem::cancel(),
2001                                                     QStringLiteral("ConfirmHide"));
2002
2003                 if (code == KMessageBox::SecondaryAction) {
2004                     return;
2005                 }
2006             }
2007 #endif
2008
2009             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
2010             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
2011                 // Only change the data in the model if no item with the new name
2012                 // is in the model yet. If there is an item with the new name
2013                 // already, calling KIO::CopyJob will open a dialog
2014                 // asking for a new name, and KFileItemModel will update the
2015                 // data when the dir lister signals that the file name has changed.
2016                 QHash<QByteArray, QVariant> data;
2017                 data.insert(role, retVal.newName);
2018                 m_model->setData(index, data);
2019             }
2020
2021             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2022             KJobWidgets::setWindow(job, this);
2023             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2024             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2025
2026             if (!newNameExistsAlready) {
2027                 forceUrlsSelection(newUrl, {newUrl});
2028
2029                 // Only connect the result signal if there is no item with the new name
2030                 // in the model yet, see bug 328262.
2031                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2032             }
2033         }
2034         if (retVal.direction != EditDone) {
2035             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2036             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2037             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2038             renameSelectedItems();
2039         }
2040     }
2041 }
2042
2043 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2044 {
2045     if (!url.isValid()) {
2046         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2047         if (location.isEmpty()) {
2048             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2049         } else {
2050             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2051         }
2052         return;
2053     }
2054
2055     if (reload) {
2056         m_model->refreshDirectory(url);
2057     } else {
2058         m_model->loadDirectory(url);
2059     }
2060 }
2061
2062 void DolphinView::applyViewProperties()
2063 {
2064     const ViewProperties props(viewPropertiesUrl());
2065     applyViewProperties(props);
2066 }
2067
2068 void DolphinView::applyViewProperties(const ViewProperties &props)
2069 {
2070     m_view->beginTransaction();
2071
2072     const Mode mode = props.viewMode();
2073     if (m_mode != mode) {
2074         const Mode previousMode = m_mode;
2075         m_mode = mode;
2076
2077         // Changing the mode might result in changing
2078         // the zoom level. Remember the old zoom level so
2079         // that zoomLevelChanged() can get emitted.
2080         const int oldZoomLevel = m_view->zoomLevel();
2081         applyModeToView();
2082
2083         Q_EMIT modeChanged(m_mode, previousMode);
2084
2085         if (m_view->zoomLevel() != oldZoomLevel) {
2086             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2087         }
2088     }
2089
2090     const bool hiddenFilesShown = props.hiddenFilesShown();
2091     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2092         m_model->setShowHiddenFiles(hiddenFilesShown);
2093         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2094     }
2095
2096     const bool groupedSorting = props.groupedSorting();
2097     if (groupedSorting != m_model->groupedSorting()) {
2098         m_model->setGroupedSorting(groupedSorting);
2099         Q_EMIT groupedSortingChanged(groupedSorting);
2100     }
2101
2102     const QByteArray sortRole = props.sortRole();
2103     if (sortRole != m_model->sortRole()) {
2104         m_model->setSortRole(sortRole);
2105         Q_EMIT sortRoleChanged(sortRole);
2106     }
2107
2108     const Qt::SortOrder sortOrder = props.sortOrder();
2109     if (sortOrder != m_model->sortOrder()) {
2110         m_model->setSortOrder(sortOrder);
2111         Q_EMIT sortOrderChanged(sortOrder);
2112     }
2113
2114     const bool sortFoldersFirst = props.sortFoldersFirst();
2115     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2116         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2117         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2118     }
2119
2120     const bool sortHiddenLast = props.sortHiddenLast();
2121     if (sortHiddenLast != m_model->sortHiddenLast()) {
2122         m_model->setSortHiddenLast(sortHiddenLast);
2123         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2124     }
2125
2126     const QList<QByteArray> visibleRoles = props.visibleRoles();
2127     if (visibleRoles != m_visibleRoles) {
2128         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2129         m_visibleRoles = visibleRoles;
2130         m_view->setVisibleRoles(visibleRoles);
2131         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2132     }
2133
2134     const bool previewsShown = props.previewsShown();
2135     if (previewsShown != m_view->previewsShown()) {
2136         const int oldZoomLevel = zoomLevel();
2137
2138         m_view->setPreviewsShown(previewsShown);
2139         Q_EMIT previewsShownChanged(previewsShown);
2140
2141         // Changing the preview-state might result in a changed zoom-level
2142         if (oldZoomLevel != zoomLevel()) {
2143             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2144         }
2145     }
2146
2147     KItemListView *itemListView = m_container->controller()->view();
2148     if (itemListView->isHeaderVisible()) {
2149         KItemListHeader *header = itemListView->header();
2150         const QList<int> headerColumnWidths = props.headerColumnWidths();
2151         const int rolesCount = m_visibleRoles.count();
2152         if (headerColumnWidths.count() == rolesCount) {
2153             header->setAutomaticColumnResizing(false);
2154
2155             QHash<QByteArray, qreal> columnWidths;
2156             for (int i = 0; i < rolesCount; ++i) {
2157                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2158             }
2159             header->setColumnWidths(columnWidths);
2160         } else {
2161             header->setAutomaticColumnResizing(true);
2162         }
2163         header->setSidePadding(DetailsModeSettings::sidePadding());
2164     }
2165
2166     m_view->endTransaction();
2167 }
2168
2169 void DolphinView::applyModeToView()
2170 {
2171     switch (m_mode) {
2172     case IconsView:
2173         m_view->setItemLayout(KFileItemListView::IconsLayout);
2174         break;
2175     case CompactView:
2176         m_view->setItemLayout(KFileItemListView::CompactLayout);
2177         break;
2178     case DetailsView:
2179         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2180         break;
2181     default:
2182         Q_ASSERT(false);
2183         break;
2184     }
2185 }
2186
2187 void DolphinView::pasteToUrl(const QUrl &url)
2188 {
2189     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2190     KJobWidgets::setWindow(job, this);
2191     m_clearSelectionBeforeSelectingNewItems = true;
2192     m_markFirstNewlySelectedItemAsCurrent = true;
2193     m_selectJobCreatedItems = true;
2194     // TODO KF6 use KIO::PasteJob::copyJobStarted to hook to earlier events copying/moving
2195     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2196     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2197 }
2198
2199 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2200 {
2201     QList<QUrl> urls;
2202
2203     const KFileItemList items = selectedItems();
2204     urls.reserve(items.count());
2205     for (const KFileItem &item : items) {
2206         urls.append(item.url());
2207     }
2208
2209     if (itemsExpandable()) {
2210         // TODO: Check if we still need KDirModel for this in KDE 5.0
2211         urls = KDirModel::simplifiedUrlList(urls);
2212     }
2213
2214     return urls;
2215 }
2216
2217 QMimeData *DolphinView::selectionMimeData() const
2218 {
2219     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2220     const KItemSet selectedIndexes = selectionManager->selectedItems();
2221
2222     return m_model->createMimeData(selectedIndexes);
2223 }
2224
2225 void DolphinView::updateWritableState()
2226 {
2227     const bool wasFolderWritable = m_isFolderWritable;
2228     m_isFolderWritable = false;
2229
2230     KFileItem item = m_model->rootItem();
2231     if (item.isNull()) {
2232         // Try to find out if the URL is writable even if the "root item" is
2233         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2234         item = KFileItem(url());
2235         item.setDelayedMimeTypes(true);
2236     }
2237
2238     KFileItemListProperties capabilities(KFileItemList() << item);
2239     m_isFolderWritable = capabilities.supportsWriting();
2240
2241     if (m_isFolderWritable != wasFolderWritable) {
2242         Q_EMIT writeStateChanged(m_isFolderWritable);
2243     }
2244 }
2245
2246 QUrl DolphinView::viewPropertiesUrl() const
2247 {
2248     if (m_viewPropertiesContext.isEmpty()) {
2249         return m_url;
2250     }
2251
2252     QUrl url;
2253     url.setScheme(m_url.scheme());
2254     url.setPath(m_viewPropertiesContext);
2255     return url;
2256 }
2257
2258 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2259 {
2260     forceUrlsSelection(urls.first(), urls);
2261 }
2262
2263 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2264 {
2265     clearSelection();
2266     m_clearSelectionBeforeSelectingNewItems = true;
2267     markUrlAsCurrent(current);
2268     markUrlsAsSelected(selected);
2269 }
2270
2271 void DolphinView::copyPathToClipboard()
2272 {
2273     const KFileItemList list = selectedItems();
2274     if (list.isEmpty()) {
2275         return;
2276     }
2277     const KFileItem &item = list.at(0);
2278     QString path = item.localPath();
2279     if (path.isEmpty()) {
2280         path = item.url().toDisplayString();
2281     }
2282     QClipboard *clipboard = QApplication::clipboard();
2283     if (clipboard == nullptr) {
2284         return;
2285     }
2286     clipboard->setText(QDir::toNativeSeparators(path));
2287 }
2288
2289 void DolphinView::slotIncreaseZoom()
2290 {
2291     setZoomLevel(zoomLevel() + 1);
2292 }
2293
2294 void DolphinView::slotDecreaseZoom()
2295 {
2296     setZoomLevel(zoomLevel() - 1);
2297 }
2298
2299 void DolphinView::slotSwipeUp()
2300 {
2301     Q_EMIT goUpRequested();
2302 }
2303
2304 void DolphinView::showLoadingPlaceholder()
2305 {
2306     m_placeholderLabel->setText(i18n("Loading…"));
2307     m_placeholderLabel->setVisible(true);
2308 }
2309
2310 void DolphinView::updatePlaceholderLabel()
2311 {
2312     m_showLoadingPlaceholderTimer->stop();
2313     if (itemsCount() > 0) {
2314         m_placeholderLabel->setVisible(false);
2315         return;
2316     }
2317
2318     if (m_loadingState == LoadingState::Loading) {
2319         m_placeholderLabel->setVisible(false);
2320         m_showLoadingPlaceholderTimer->start();
2321         return;
2322     }
2323
2324     if (m_loadingState == LoadingState::Canceled) {
2325         m_placeholderLabel->setText(i18n("Loading canceled"));
2326     } else if (!nameFilter().isEmpty()) {
2327         m_placeholderLabel->setText(i18n("No items matching the filter"));
2328     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2329         m_placeholderLabel->setText(i18n("No items matching the search"));
2330     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2331         m_placeholderLabel->setText(i18n("Trash is empty"));
2332     } else if (m_url.scheme() == QLatin1String("tags")) {
2333         if (m_url.path() == QLatin1Char('/')) {
2334             m_placeholderLabel->setText(i18n("No tags"));
2335         } else {
2336             const QString tagName = m_url.path().mid(1); // Remove leading /
2337             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2338         }
2339
2340     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2341         m_placeholderLabel->setText(i18n("No recently used items"));
2342     } else if (m_url.scheme() == QLatin1String("smb")) {
2343         m_placeholderLabel->setText(i18n("No shared folders found"));
2344     } else if (m_url.scheme() == QLatin1String("network")) {
2345         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2346     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2347         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2348     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2349         m_placeholderLabel->setText(i18n("No Apple devices found"));
2350     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2351         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2352     } else {
2353         m_placeholderLabel->setText(i18n("Folder is empty"));
2354     }
2355
2356     m_placeholderLabel->setVisible(true);
2357 }
2358
2359 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2360 {
2361     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2362         const std::optional<int> index = m_view->itemAt(event->pos());
2363
2364         if (!index.has_value()) {
2365             return false;
2366         }
2367
2368         // Check whether the filename has been elided
2369         const bool isElided = m_view->isElided(index.value());
2370
2371         if (isElided) {
2372             const KFileItem item = m_model->fileItem(index.value());
2373             const QString text = item.text();
2374             const QPoint pos = mapToGlobal(event->pos());
2375             QToolTip::showText(pos, text);
2376             return true;
2377         }
2378     }
2379     return false;
2380 }
2381
2382 #include "moc_dolphinview.cpp"