src/views/dolphinview.cpp

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