src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <KIO/DeleteOrTrashJob>
  53 #include <kio_version.h>
  54
  55 #include <QAbstractItemView>
  56 #include <QActionGroup>
  57 #include <QApplication>
  58 #include <QClipboard>
  59 #include <QDropEvent>
  60 #include <QGraphicsOpacityEffect>
  61 #include <QGraphicsSceneDragDropEvent>
  62 #include <QLabel>
  63 #include <QMenu>
  64 #include <QMimeDatabase>
  65 #include <QPixmapCache>
  66 #include <QScrollBar>
  67 #include <QSize>
  68 #include <QTimer>
  69 #include <QToolTip>
  70 #include <QVBoxLayout>
  71
  72 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  73     : QWidget(parent)
  74     , m_active(true)
  75     , m_tabsForFiles(false)
  76     , m_assureVisibleCurrentIndex(false)
  77     , m_isFolderWritable(true)
  78     , m_dragging(false)
  79     , m_selectNextItem(false)
  80     , m_url(url)
  81     , m_viewPropertiesContext()
  82     , m_mode(DolphinView::IconsView)
  83     , m_visibleRoles()
  84     , m_topLayout(nullptr)
  85     , m_model(nullptr)
  86     , m_view(nullptr)
  87     , m_container(nullptr)
  88     , m_toolTipManager(nullptr)
  89     , m_selectionChangedTimer(nullptr)
  90     , m_currentItemUrl()
  91     , m_scrollToCurrentItem(false)
  92     , m_restoredContentsPosition()
  93     , m_controlWheelAccumulatedDelta(0)
  94     , m_selectedUrls()
  95     , m_clearSelectionBeforeSelectingNewItems(false)
  96     , m_markFirstNewlySelectedItemAsCurrent(false)
  97     , m_versionControlObserver(nullptr)
  98     , m_twoClicksRenamingTimer(nullptr)
  99     , m_placeholderLabel(nullptr)
 100     , m_showLoadingPlaceholderTimer(nullptr)
 101 {
 102     m_topLayout = new QVBoxLayout(this);
 103     m_topLayout->setSpacing(0);
 104     m_topLayout->setContentsMargins(0, 0, 0, 0);
 105
 106     // When a new item has been created by the "Create New..." menu, the item should
 107     // get selected and it must be assured that the item will get visible. As the
 108     // creation is done asynchronously, several signals must be checked:
 109     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 110
 111     m_selectionChangedTimer = new QTimer(this);
 112     m_selectionChangedTimer->setSingleShot(true);
 113     m_selectionChangedTimer->setInterval(300);
 114     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 115
 116     m_model = new KFileItemModel(this);
 117     m_view = new DolphinItemListView();
 118     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 119     m_view->setVisibleRoles({"text"});
 120     applyModeToView();
 121
 122     KItemListController *controller = new KItemListController(m_model, m_view, this);
 123     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 124     controller->setAutoActivationDelay(delay);
 125
 126     // The EnlargeSmallPreviews setting can only be changed after the model
 127     // has been set in the view by KItemListController.
 128     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 129
 130     m_container = new KItemListContainer(controller, this);
 131     m_container->installEventFilter(this);
 132 #ifndef QT_NO_ACCESSIBILITY
 133     m_view->setAccessibleParentsObject(m_container);
 134 #endif
 135     setFocusProxy(m_container);
 136     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 137         hideToolTip();
 138     });
 139     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 140         hideToolTip();
 141     });
 142
 143     m_showLoadingPlaceholderTimer = new QTimer(this);
 144     m_showLoadingPlaceholderTimer->setInterval(500);
 145     m_showLoadingPlaceholderTimer->setSingleShot(true);
 146     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 147
 148     // Show some placeholder text for empty folders
 149     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 150     // because KTitleWidget can't be told to turn off mouse-selectable text
 151     m_placeholderLabel = new QLabel(this);
 152     QFont placeholderLabelFont;
 153     // To match the size of a level 2 Heading/KTitleWidget
 154     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 155     m_placeholderLabel->setFont(placeholderLabelFont);
 156     m_placeholderLabel->setTextInteractionFlags(Qt::NoTextInteraction);
 157     m_placeholderLabel->setWordWrap(true);
 158     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 159     // Match opacity of QML placeholder label component
 160     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 161     effect->setOpacity(0.5);
 162     m_placeholderLabel->setGraphicsEffect(effect);
 163     // Set initial text and visibility
 164     updatePlaceholderLabel();
 165
 166     auto *centeringLayout = new QVBoxLayout(m_container);
 167     centeringLayout->addWidget(m_placeholderLabel);
 168     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 169     m_placeholderLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 170     connect(m_placeholderLabel, &QWidget::customContextMenuRequested, this, [this](const QPoint &pos) {
 171         slotViewContextMenuRequested(m_placeholderLabel->mapToGlobal(pos));
 172     });
 173
 174     controller->setSelectionBehavior(KItemListController::MultiSelection);
 175     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 176     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 177     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 178     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 179     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 180     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 181     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 182     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 183     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 184     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 185     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 186     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 187     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 188     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 189     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 190     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 191     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 192
 193     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 194     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 195     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 196     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 197     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 198     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 199     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 200     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 201     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 202     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 203     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 204     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 205     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 206     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 207
 208     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 209
 210     m_view->installEventFilter(this);
 211     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 212     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 213     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 214     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 215
 216     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 217         m_hoveredColumnHeaderIndex = columnIndex;
 218     });
 219     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 220         m_hoveredColumnHeaderIndex = std::nullopt;
 221     });
 222     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 223     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 224
 225     KItemListSelectionManager *selectionManager = controller->selectionManager();
 226     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 227
 228 #if HAVE_BALOO
 229     m_toolTipManager = new ToolTipManager(this);
 230     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 231 #endif
 232
 233     m_versionControlObserver = new VersionControlObserver(this);
 234     m_versionControlObserver->setView(this);
 235     m_versionControlObserver->setModel(m_model);
 236     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 237     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 238     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 239
 240     m_twoClicksRenamingTimer = new QTimer(this);
 241     m_twoClicksRenamingTimer->setSingleShot(true);
 242     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 243
 244     applyViewProperties();
 245     m_topLayout->addWidget(m_container);
 246
 247     loadDirectory(url);
 248 }
 249
 250 DolphinView::~DolphinView()
 251 {
 252     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 253 }
 254
 255 QUrl DolphinView::url() const
 256 {
 257     return m_url;
 258 }
 259
 260 void DolphinView::setActive(bool active)
 261 {
 262     if (active == m_active) {
 263         return;
 264     }
 265
 266     m_active = active;
 267
 268     updatePalette();
 269
 270     if (active) {
 271         m_container->setFocus();
 272         Q_EMIT activated();
 273     }
 274 }
 275
 276 bool DolphinView::isActive() const
 277 {
 278     return m_active;
 279 }
 280
 281 void DolphinView::setViewMode(Mode mode)
 282 {
 283     if (mode != m_mode) {
 284         // Reset scrollbars before changing the view mode.
 285         m_container->horizontalScrollBar()->setValue(0);
 286         m_container->verticalScrollBar()->setValue(0);
 287
 288         ViewProperties props(viewPropertiesUrl());
 289         props.setViewMode(mode);
 290
 291         // We pass the new ViewProperties to applyViewProperties, rather than
 292         // storing them on disk and letting applyViewProperties() read them
 293         // from there, to prevent that changing the view mode fails if the
 294         // .directory file is not writable (see bug 318534).
 295         applyViewProperties(props);
 296     }
 297 }
 298
 299 DolphinView::Mode DolphinView::viewMode() const
 300 {
 301     return m_mode;
 302 }
 303
 304 void DolphinView::setSelectionModeEnabled(const bool enabled)
 305 {
 306     if (enabled) {
 307         if (!m_proxyStyle) {
 308             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 309         }
 310         setStyle(m_proxyStyle.get());
 311         m_view->setStyle(m_proxyStyle.get());
 312         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 313     } else {
 314         setStyle(QApplication::style());
 315         m_view->setStyle(QApplication::style());
 316         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 317     }
 318     m_container->controller()->setSelectionModeEnabled(enabled);
 319 }
 320
 321 bool DolphinView::selectionMode() const
 322 {
 323     return m_container->controller()->selectionMode();
 324 }
 325
 326 void DolphinView::setPreviewsShown(bool show)
 327 {
 328     if (previewsShown() == show) {
 329         return;
 330     }
 331
 332     ViewProperties props(viewPropertiesUrl());
 333     props.setPreviewsShown(show);
 334
 335     const int oldZoomLevel = m_view->zoomLevel();
 336     m_view->setPreviewsShown(show);
 337     Q_EMIT previewsShownChanged(show);
 338
 339     const int newZoomLevel = m_view->zoomLevel();
 340     if (newZoomLevel != oldZoomLevel) {
 341         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 342     }
 343 }
 344
 345 bool DolphinView::previewsShown() const
 346 {
 347     return m_view->previewsShown();
 348 }
 349
 350 void DolphinView::setHiddenFilesShown(bool show)
 351 {
 352     if (m_model->showHiddenFiles() == show) {
 353         return;
 354     }
 355
 356     const KFileItemList itemList = selectedItems();
 357     m_selectedUrls.clear();
 358     m_selectedUrls = itemList.urlList();
 359
 360     ViewProperties props(viewPropertiesUrl());
 361     props.setHiddenFilesShown(show);
 362
 363     m_model->setShowHiddenFiles(show);
 364     Q_EMIT hiddenFilesShownChanged(show);
 365 }
 366
 367 bool DolphinView::hiddenFilesShown() const
 368 {
 369     return m_model->showHiddenFiles();
 370 }
 371
 372 void DolphinView::setGroupedSorting(bool grouped)
 373 {
 374     if (grouped == groupedSorting()) {
 375         return;
 376     }
 377
 378     ViewProperties props(viewPropertiesUrl());
 379     props.setGroupedSorting(grouped);
 380     props.save();
 381
 382     m_container->controller()->model()->setGroupedSorting(grouped);
 383
 384     Q_EMIT groupedSortingChanged(grouped);
 385 }
 386
 387 bool DolphinView::groupedSorting() const
 388 {
 389     return m_model->groupedSorting();
 390 }
 391
 392 KFileItemList DolphinView::items() const
 393 {
 394     KFileItemList list;
 395     const int itemCount = m_model->count();
 396     list.reserve(itemCount);
 397
 398     for (int i = 0; i < itemCount; ++i) {
 399         list.append(m_model->fileItem(i));
 400     }
 401
 402     return list;
 403 }
 404
 405 int DolphinView::itemsCount() const
 406 {
 407     return m_model->count();
 408 }
 409
 410 KFileItemList DolphinView::selectedItems() const
 411 {
 412     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 413
 414     KFileItemList selectedItems;
 415     const auto items = selectionManager->selectedItems();
 416     selectedItems.reserve(items.count());
 417     for (int index : items) {
 418         selectedItems.append(m_model->fileItem(index));
 419     }
 420     return selectedItems;
 421 }
 422
 423 int DolphinView::selectedItemsCount() const
 424 {
 425     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 426     return selectionManager->selectedItems().count();
 427 }
 428
 429 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 430 {
 431     m_selectedUrls = urls;
 432     m_selectJobCreatedItems = false;
 433 }
 434
 435 void DolphinView::markUrlAsCurrent(const QUrl &url)
 436 {
 437     m_currentItemUrl = url;
 438     m_scrollToCurrentItem = true;
 439 }
 440
 441 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 442 {
 443     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 444     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 445
 446     for (int index = 0; index < m_model->count(); index++) {
 447         const KFileItem item = m_model->fileItem(index);
 448         if (regexp.match(item.text()).hasMatch()) {
 449             // An alternative approach would be to store the matching items in a KItemSet and
 450             // select them in one go after the loop, but we'd need a new function
 451             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 452             // for that.
 453             selectionManager->setSelected(index, 1, mode);
 454         }
 455     }
 456 }
 457
 458 void DolphinView::setZoomLevel(int level)
 459 {
 460     const int oldZoomLevel = zoomLevel();
 461     m_view->setZoomLevel(level);
 462     if (zoomLevel() != oldZoomLevel) {
 463         hideToolTip();
 464         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 465     }
 466 }
 467
 468 int DolphinView::zoomLevel() const
 469 {
 470     return m_view->zoomLevel();
 471 }
 472
 473 void DolphinView::setSortRole(const QByteArray &role)
 474 {
 475     if (role != sortRole()) {
 476         updateSortRole(role);
 477     }
 478 }
 479
 480 QByteArray DolphinView::sortRole() const
 481 {
 482     const KItemModelBase *model = m_container->controller()->model();
 483     return model->sortRole();
 484 }
 485
 486 void DolphinView::setSortOrder(Qt::SortOrder order)
 487 {
 488     if (sortOrder() != order) {
 489         updateSortOrder(order);
 490     }
 491 }
 492
 493 Qt::SortOrder DolphinView::sortOrder() const
 494 {
 495     return m_model->sortOrder();
 496 }
 497
 498 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 499 {
 500     if (sortFoldersFirst() != foldersFirst) {
 501         updateSortFoldersFirst(foldersFirst);
 502     }
 503 }
 504
 505 bool DolphinView::sortFoldersFirst() const
 506 {
 507     return m_model->sortDirectoriesFirst();
 508 }
 509
 510 void DolphinView::setSortHiddenLast(bool hiddenLast)
 511 {
 512     if (sortHiddenLast() != hiddenLast) {
 513         updateSortHiddenLast(hiddenLast);
 514     }
 515 }
 516
 517 bool DolphinView::sortHiddenLast() const
 518 {
 519     return m_model->sortHiddenLast();
 520 }
 521
 522 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 523 {
 524     const QList<QByteArray> previousRoles = roles;
 525
 526     ViewProperties props(viewPropertiesUrl());
 527     props.setVisibleRoles(roles);
 528
 529     m_visibleRoles = roles;
 530     m_view->setVisibleRoles(roles);
 531
 532     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 533 }
 534
 535 QList<QByteArray> DolphinView::visibleRoles() const
 536 {
 537     return m_visibleRoles;
 538 }
 539
 540 void DolphinView::reload()
 541 {
 542     QByteArray viewState;
 543     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 544     saveState(saveStream);
 545
 546     setUrl(url());
 547     loadDirectory(url(), true);
 548
 549     QDataStream restoreStream(viewState);
 550     restoreState(restoreStream);
 551 }
 552
 553 void DolphinView::readSettings()
 554 {
 555     const int oldZoomLevel = m_view->zoomLevel();
 556
 557     GeneralSettings::self()->load();
 558     m_view->readSettings();
 559     applyViewProperties();
 560
 561     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 562     m_container->controller()->setAutoActivationDelay(delay);
 563
 564     const int newZoomLevel = m_view->zoomLevel();
 565     if (newZoomLevel != oldZoomLevel) {
 566         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 567     }
 568 }
 569
 570 void DolphinView::writeSettings()
 571 {
 572     GeneralSettings::self()->save();
 573     m_view->writeSettings();
 574 }
 575
 576 void DolphinView::setNameFilter(const QString &nameFilter)
 577 {
 578     m_model->setNameFilter(nameFilter);
 579 }
 580
 581 QString DolphinView::nameFilter() const
 582 {
 583     return m_model->nameFilter();
 584 }
 585
 586 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 587 {
 588     return m_model->setMimeTypeFilters(filters);
 589 }
 590
 591 QStringList DolphinView::mimeTypeFilters() const
 592 {
 593     return m_model->mimeTypeFilters();
 594 }
 595
 596 void DolphinView::requestStatusBarText()
 597 {
 598     if (m_statJobForStatusBarText) {
 599         // Kill the pending request.
 600         m_statJobForStatusBarText->kill();
 601     }
 602
 603     if (m_container->controller()->selectionManager()->hasSelection()) {
 604         int folderCount = 0;
 605         int fileCount = 0;
 606         KIO::filesize_t totalFileSize = 0;
 607
 608         // Give a summary of the status of the selected files
 609         const KFileItemList list = selectedItems();
 610         for (const KFileItem &item : list) {
 611             if (item.isDir()) {
 612                 ++folderCount;
 613             } else {
 614                 ++fileCount;
 615                 totalFileSize += item.size();
 616             }
 617         }
 618
 619         if (folderCount + fileCount == 1) {
 620             // If only one item is selected, show info about it
 621             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 622         } else {
 623             // At least 2 items are selected
 624             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 625         }
 626     } else { // has no selection
 627         if (!m_model->rootItem().url().isValid()) {
 628             return;
 629         }
 630
 631         m_statJobForStatusBarText = KIO::statDetails(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 632         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 633         m_statJobForStatusBarText->start();
 634     }
 635 }
 636
 637 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 638 {
 639     QString foldersText;
 640     QString filesText;
 641     QString summary;
 642
 643     if (selection == HasSelection) {
 644         // At least 2 items are selected because the case of 1 selected item is handled in
 645         // DolphinView::requestStatusBarText().
 646         foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 647         filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 648     } else {
 649         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 650         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 651     }
 652
 653     if (fileCount > 0 && folderCount > 0) {
 654         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 655     } else if (fileCount > 0) {
 656         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 657     } else if (folderCount > 0) {
 658         summary = foldersText;
 659     } else {
 660         summary = i18nc("@info:status", "0 Folders, 0 Files");
 661     }
 662     Q_EMIT statusBarTextChanged(summary);
 663 }
 664
 665 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 666 {
 667     QList<QAction *> actions;
 668
 669     if (items.isEmpty()) {
 670         const KFileItem item = m_model->rootItem();
 671         if (!item.isNull()) {
 672             actions = m_versionControlObserver->actions(KFileItemList() << item);
 673         }
 674     } else {
 675         actions = m_versionControlObserver->actions(items);
 676     }
 677
 678     return actions;
 679 }
 680
 681 void DolphinView::setUrl(const QUrl &url)
 682 {
 683     if (url == m_url) {
 684         return;
 685     }
 686
 687     clearSelection();
 688
 689     m_url = url;
 690
 691     hideToolTip();
 692
 693     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 694
 695     // It is important to clear the items from the model before
 696     // applying the view properties, otherwise expensive operations
 697     // might be done on the existing items although they get cleared
 698     // anyhow afterwards by loadDirectory().
 699     m_model->clear();
 700     applyViewProperties();
 701     loadDirectory(url);
 702
 703     Q_EMIT urlChanged(url);
 704 }
 705
 706 void DolphinView::selectAll()
 707 {
 708     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 709     selectionManager->setSelected(0, m_model->count());
 710 }
 711
 712 void DolphinView::invertSelection()
 713 {
 714     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 715     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 716 }
 717
 718 void DolphinView::clearSelection()
 719 {
 720     m_selectJobCreatedItems = false;
 721     m_selectedUrls.clear();
 722     m_container->controller()->selectionManager()->clearSelection();
 723 }
 724
 725 void DolphinView::renameSelectedItems()
 726 {
 727     const KFileItemList items = selectedItems();
 728     if (items.isEmpty()) {
 729         return;
 730     }
 731
 732     if (items.count() == 1 && GeneralSettings::renameInline()) {
 733         const int index = m_model->index(items.first());
 734
 735         QMetaObject::Connection *const connection = new QMetaObject::Connection;
 736         *connection = connect(m_view, &KItemListView::scrollingStopped, this, [=]() {
 737             QObject::disconnect(*connection);
 738             delete connection;
 739
 740             m_view->editRole(index, "text");
 741
 742             hideToolTip();
 743
 744             connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 745         });
 746         m_view->scrollToItem(index);
 747
 748     } else {
 749         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 750         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 751
 752         dialog->open();
 753     }
 754
 755     // Assure that the current index remains visible when KFileItemModel
 756     // will notify the view about changed items (which might result in
 757     // a changed sorting).
 758     m_assureVisibleCurrentIndex = true;
 759 }
 760
 761 void DolphinView::trashSelectedItems()
 762 {
 763     const QList<QUrl> list = simplifiedSelectedUrls();
 764
 765     using Iface = KIO::AskUserActionInterface;
 766     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 767     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 768     m_selectNextItem = true;
 769     trashJob->start();
 770 }
 771
 772 void DolphinView::deleteSelectedItems()
 773 {
 774     const QList<QUrl> list = simplifiedSelectedUrls();
 775
 776     using Iface = KIO::AskUserActionInterface;
 777     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 778     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 779     m_selectNextItem = true;
 780     trashJob->start();
 781 }
 782
 783 void DolphinView::cutSelectedItemsToClipboard()
 784 {
 785     QMimeData *mimeData = selectionMimeData();
 786     KIO::setClipboardDataCut(mimeData, true);
 787     KUrlMimeData::exportUrlsToPortal(mimeData);
 788     QApplication::clipboard()->setMimeData(mimeData);
 789 }
 790
 791 void DolphinView::copySelectedItemsToClipboard()
 792 {
 793     QMimeData *mimeData = selectionMimeData();
 794     KUrlMimeData::exportUrlsToPortal(mimeData);
 795     QApplication::clipboard()->setMimeData(mimeData);
 796 }
 797
 798 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 799 {
 800     if (selection.isEmpty() || !destinationUrl.isValid()) {
 801         return;
 802     }
 803
 804     m_clearSelectionBeforeSelectingNewItems = true;
 805     m_markFirstNewlySelectedItemAsCurrent = true;
 806     m_selectJobCreatedItems = true;
 807
 808     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 809     KJobWidgets::setWindow(job, this);
 810
 811     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 812     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 813     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 814     KIO::FileUndoManager::self()->recordCopyJob(job);
 815 }
 816
 817 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 818 {
 819     if (selection.isEmpty() || !destinationUrl.isValid()) {
 820         return;
 821     }
 822
 823     m_clearSelectionBeforeSelectingNewItems = true;
 824     m_markFirstNewlySelectedItemAsCurrent = true;
 825     m_selectJobCreatedItems = true;
 826
 827     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 828     KJobWidgets::setWindow(job, this);
 829
 830     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 831     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 832     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 833     KIO::FileUndoManager::self()->recordCopyJob(job);
 834 }
 835
 836 void DolphinView::paste()
 837 {
 838     pasteToUrl(url());
 839 }
 840
 841 void DolphinView::pasteIntoFolder()
 842 {
 843     const KFileItemList items = selectedItems();
 844     if ((items.count() == 1) && items.first().isDir()) {
 845         pasteToUrl(items.first().url());
 846     }
 847 }
 848
 849 void DolphinView::duplicateSelectedItems()
 850 {
 851     const KFileItemList itemList = selectedItems();
 852     if (itemList.isEmpty()) {
 853         return;
 854     }
 855
 856     const QMimeDatabase db;
 857
 858     // Duplicate all selected items and append "copy" to the end of the file name
 859     // but before the filename extension, if present
 860     QList<QUrl> newSelection;
 861     for (const auto &item : itemList) {
 862         const QUrl originalURL = item.url();
 863         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 864         const QString originalFileName = item.name();
 865
 866         QString extension = db.suffixForFileName(originalFileName);
 867
 868         QUrl duplicateURL = originalURL;
 869
 870         // No extension; new filename is "<oldfilename> copy"
 871         if (extension.isEmpty()) {
 872             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 873             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 874         } else {
 875             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 876             extension = QLatin1String(".") + extension;
 877             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 878             // Preserve file's original filename extension in case the casing differs
 879             // from what QMimeDatabase::suffixForFileName() returned
 880             const QString originalExtension = originalFileName.right(extension.size());
 881             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 882         }
 883
 884         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 885         KJobWidgets::setWindow(job, this);
 886
 887         if (job) {
 888             newSelection << duplicateURL;
 889             KIO::FileUndoManager::self()->recordCopyJob(job);
 890         }
 891     }
 892
 893     forceUrlsSelection(newSelection.first(), newSelection);
 894 }
 895
 896 void DolphinView::stopLoading()
 897 {
 898     m_model->cancelDirectoryLoading();
 899 }
 900
 901 void DolphinView::updatePalette()
 902 {
 903     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 904     if (!m_active) {
 905         color.setAlpha(150);
 906     }
 907
 908     QWidget *viewport = m_container->viewport();
 909     if (viewport) {
 910         QPalette palette;
 911         palette.setColor(viewport->backgroundRole(), color);
 912         viewport->setPalette(palette);
 913     }
 914
 915     update();
 916 }
 917
 918 void DolphinView::abortTwoClicksRenaming()
 919 {
 920     m_twoClicksRenamingItemUrl.clear();
 921     m_twoClicksRenamingTimer->stop();
 922 }
 923
 924 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 925 {
 926     switch (event->type()) {
 927     case QEvent::PaletteChange:
 928         updatePalette();
 929         QPixmapCache::clear();
 930         break;
 931
 932     case QEvent::WindowActivate:
 933     case QEvent::WindowDeactivate:
 934         updatePalette();
 935         break;
 936
 937     case QEvent::KeyPress:
 938         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 939         if (GeneralSettings::useTabForSwitchingSplitView()) {
 940             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 941             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 942                 Q_EMIT toggleActiveViewRequested();
 943                 return true;
 944             }
 945         }
 946         break;
 947     case QEvent::KeyRelease:
 948         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 949             m_controlWheelAccumulatedDelta = 0;
 950         }
 951         break;
 952     case QEvent::FocusIn:
 953         if (watched == m_container) {
 954             setActive(true);
 955         }
 956         break;
 957
 958     case QEvent::GraphicsSceneDragEnter:
 959         if (watched == m_view) {
 960             m_dragging = true;
 961             abortTwoClicksRenaming();
 962         }
 963         break;
 964
 965     case QEvent::GraphicsSceneDragLeave:
 966         if (watched == m_view) {
 967             m_dragging = false;
 968         }
 969         break;
 970
 971     case QEvent::GraphicsSceneDrop:
 972         if (watched == m_view) {
 973             m_dragging = false;
 974         }
 975         break;
 976
 977     case QEvent::ToolTip: {
 978         const auto helpEvent = static_cast<QHelpEvent *>(event);
 979         if (tryShowNameToolTip(helpEvent)) {
 980             return true;
 981
 982         } else if (m_hoveredColumnHeaderIndex) {
 983             const auto rolesInfo = KFileItemModel::rolesInformation();
 984             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
 985
 986             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
 987                 if (visibleRole == info.role) {
 988                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
 989                     return true;
 990                 }
 991             }
 992         }
 993         break;
 994     }
 995     default:
 996         break;
 997     }
 998
 999     return QWidget::eventFilter(watched, event);
1000 }
1001
1002 void DolphinView::wheelEvent(QWheelEvent *event)
1003 {
1004     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1005         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1006
1007         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1008             slotDecreaseZoom();
1009             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1010         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1011             slotIncreaseZoom();
1012             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1013         }
1014
1015         event->accept();
1016     } else {
1017         event->ignore();
1018     }
1019 }
1020
1021 void DolphinView::hideEvent(QHideEvent *event)
1022 {
1023     hideToolTip();
1024     QWidget::hideEvent(event);
1025 }
1026
1027 bool DolphinView::event(QEvent *event)
1028 {
1029     if (event->type() == QEvent::WindowDeactivate) {
1030         /* See Bug 297355
1031          * Dolphin leaves file preview tooltips open even when is not visible.
1032          *
1033          * Hide tool-tip when Dolphin loses focus.
1034          */
1035         hideToolTip();
1036         abortTwoClicksRenaming();
1037     }
1038
1039     return QWidget::event(event);
1040 }
1041
1042 void DolphinView::activate()
1043 {
1044     setActive(true);
1045 }
1046
1047 void DolphinView::slotItemActivated(int index)
1048 {
1049     abortTwoClicksRenaming();
1050
1051     const KFileItem item = m_model->fileItem(index);
1052     if (!item.isNull()) {
1053         Q_EMIT itemActivated(item);
1054     }
1055 }
1056
1057 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1058 {
1059     Q_ASSERT(indexes.count() >= 2);
1060
1061     abortTwoClicksRenaming();
1062
1063     const auto modifiers = QGuiApplication::keyboardModifiers();
1064
1065     if (indexes.count() > 5) {
1066         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1067         const int answer = KMessageBox::warningContinueCancel(
1068             this,
1069             question,
1070             {},
1071             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1072             KStandardGuiItem::cancel(),
1073             QStringLiteral("ConfirmOpenManyFolders"));
1074         if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {
1075             return;
1076         }
1077     }
1078
1079     KFileItemList items;
1080     items.reserve(indexes.count());
1081
1082     for (int index : indexes) {
1083         KFileItem item = m_model->fileItem(index);
1084         const QUrl &url = openItemAsFolderUrl(item);
1085
1086         if (!url.isEmpty()) {
1087             // Open folders in new tabs or in new windows depending on the modifier
1088             // The ctrl+shift behavior is ignored because we are handling multiple items
1089             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1090             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1091                 Q_EMIT windowRequested(url);
1092             } else {
1093                 Q_EMIT tabRequested(url);
1094             }
1095         } else {
1096             items.append(item);
1097         }
1098     }
1099
1100     if (items.count() == 1) {
1101         Q_EMIT itemActivated(items.first());
1102     } else if (items.count() > 1) {
1103         Q_EMIT itemsActivated(items);
1104     }
1105 }
1106
1107 void DolphinView::slotItemMiddleClicked(int index)
1108 {
1109     const KFileItem &item = m_model->fileItem(index);
1110     const QUrl &url = openItemAsFolderUrl(item);
1111     const auto modifiers = QGuiApplication::keyboardModifiers();
1112     const QString &archiveProtocol = KProtocolManager::protocolForArchiveMimetype(item.mimetype());
1113     if (!url.isEmpty()) {
1114         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1115         if (modifiers & Qt::ShiftModifier) {
1116             Q_EMIT activeTabRequested(url);
1117         } else {
1118             Q_EMIT tabRequested(url);
1119         }
1120     } else if (!archiveProtocol.isEmpty() && isTabsForFilesEnabled()) {
1121         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1122         if (modifiers & Qt::ShiftModifier) {
1123             Q_EMIT activeTabRequested(item.url());
1124         } else {
1125             Q_EMIT tabRequested(item.url());
1126         }
1127     } else {
1128         Q_EMIT fileMiddleClickActivated(item);
1129     }
1130 }
1131
1132 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1133 {
1134     // Force emit of a selection changed signal before we request the
1135     // context menu, to update the edit-actions first. (See Bug 294013)
1136     if (m_selectionChangedTimer->isActive()) {
1137         emitSelectionChangedSignal();
1138     }
1139
1140     const KFileItem item = m_model->fileItem(index);
1141     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1142 }
1143
1144 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1145 {
1146     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1147 }
1148
1149 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1150 {
1151     ViewProperties props(viewPropertiesUrl());
1152
1153     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1154
1155     KItemListView *view = m_container->controller()->view();
1156     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1157
1158     bool indexingEnabled = false;
1159 #if HAVE_BALOO
1160     Baloo::IndexerConfig config;
1161     indexingEnabled = config.fileIndexingEnabled();
1162 #endif
1163
1164     QString groupName;
1165     QMenu *groupMenu = nullptr;
1166
1167     // Add all roles to the menu that can be shown or hidden by the user
1168     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1169     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1170         if (info.role == "text") {
1171             // It should not be possible to hide the "text" role
1172             continue;
1173         }
1174
1175         const QString text = m_model->roleDescription(info.role);
1176         QAction *action = nullptr;
1177         if (info.group.isEmpty()) {
1178             action = menu->addAction(text);
1179         } else {
1180             if (!groupMenu || info.group != groupName) {
1181                 groupName = info.group;
1182                 groupMenu = menu->addMenu(groupName);
1183             }
1184
1185             action = groupMenu->addAction(text);
1186         }
1187
1188         action->setCheckable(true);
1189         action->setChecked(visibleRolesSet.contains(info.role));
1190         action->setData(info.role);
1191         action->setToolTip(info.tooltip);
1192
1193         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1194         action->setEnabled(enable);
1195     }
1196
1197     menu->addSeparator();
1198
1199     QActionGroup *widthsGroup = new QActionGroup(menu);
1200     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1201
1202     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1203     toggleSidePaddingAction->setCheckable(true);
1204     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1205
1206     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1207     autoAdjustWidthsAction->setCheckable(true);
1208     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1209     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1210
1211     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1212     customWidthsAction->setCheckable(true);
1213     customWidthsAction->setChecked(!autoColumnWidths);
1214     customWidthsAction->setActionGroup(widthsGroup);
1215
1216     QAction *action = menu->exec(pos.toPoint());
1217     if (menu && action) {
1218         KItemListHeader *header = view->header();
1219
1220         if (action == autoAdjustWidthsAction) {
1221             // Clear the column-widths from the viewproperties and turn on
1222             // the automatic resizing of the columns
1223             props.setHeaderColumnWidths(QList<int>());
1224             header->setAutomaticColumnResizing(true);
1225         } else if (action == customWidthsAction) {
1226             // Apply the current column-widths as custom column-widths and turn
1227             // off the automatic resizing of the columns
1228             QList<int> columnWidths;
1229             const auto visibleRoles = view->visibleRoles();
1230             columnWidths.reserve(visibleRoles.count());
1231             for (const QByteArray &role : visibleRoles) {
1232                 columnWidths.append(header->columnWidth(role));
1233             }
1234             props.setHeaderColumnWidths(columnWidths);
1235             header->setAutomaticColumnResizing(false);
1236         } else if (action == toggleSidePaddingAction) {
1237             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1238         } else {
1239             // Show or hide the selected role
1240             const QByteArray selectedRole = action->data().toByteArray();
1241
1242             QList<QByteArray> visibleRoles = view->visibleRoles();
1243             if (action->isChecked()) {
1244                 visibleRoles.append(selectedRole);
1245             } else {
1246                 visibleRoles.removeOne(selectedRole);
1247             }
1248
1249             view->setVisibleRoles(visibleRoles);
1250             props.setVisibleRoles(visibleRoles);
1251
1252             QList<int> columnWidths;
1253             if (!header->automaticColumnResizing()) {
1254                 const auto visibleRoles = view->visibleRoles();
1255                 columnWidths.reserve(visibleRoles.count());
1256                 for (const QByteArray &role : visibleRoles) {
1257                     columnWidths.append(header->columnWidth(role));
1258                 }
1259             }
1260             props.setHeaderColumnWidths(columnWidths);
1261         }
1262     }
1263
1264     delete menu;
1265 }
1266
1267 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1268 {
1269     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1270
1271     ViewProperties props(viewPropertiesUrl());
1272     QList<int> columnWidths = props.headerColumnWidths();
1273     if (columnWidths.count() != visibleRoles.count()) {
1274         columnWidths.clear();
1275         columnWidths.reserve(visibleRoles.count());
1276         const KItemListHeader *header = m_view->header();
1277         for (const QByteArray &role : visibleRoles) {
1278             const int width = header->columnWidth(role);
1279             columnWidths.append(width);
1280         }
1281     }
1282
1283     const int roleIndex = visibleRoles.indexOf(role);
1284     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1285     columnWidths[roleIndex] = current;
1286
1287     props.setHeaderColumnWidths(columnWidths);
1288 }
1289
1290 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1291 {
1292     ViewProperties props(viewPropertiesUrl());
1293     DetailsModeSettings::setSidePadding(int(width));
1294     m_view->writeSettings();
1295 }
1296
1297 void DolphinView::slotItemHovered(int index)
1298 {
1299     const KFileItem item = m_model->fileItem(index);
1300
1301     if (GeneralSettings::showToolTips() && !m_dragging) {
1302         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1303         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1304         itemRect.moveTo(pos);
1305
1306 #if HAVE_BALOO
1307         auto nativeParent = nativeParentWidget();
1308         if (nativeParent) {
1309             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1310         }
1311 #endif
1312     }
1313
1314     Q_EMIT requestItemInfo(item);
1315 }
1316
1317 void DolphinView::slotItemUnhovered(int index)
1318 {
1319     Q_UNUSED(index)
1320     hideToolTip();
1321     Q_EMIT requestItemInfo(KFileItem());
1322 }
1323
1324 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1325 {
1326     QUrl destUrl;
1327     KFileItem destItem = m_model->fileItem(index);
1328     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1329         // Use the URL of the view as drop target if the item is no directory
1330         // or desktop-file
1331         destItem = m_model->rootItem();
1332         destUrl = url();
1333     } else {
1334         // The item represents a directory or desktop-file
1335         destUrl = destItem.mostLocalUrl();
1336     }
1337
1338     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1339     dropUrls(destUrl, &dropEvent, this);
1340
1341     setActive(true);
1342 }
1343
1344 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1345 {
1346     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1347
1348     if (job) {
1349         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1350
1351         if (destUrl == url()) {
1352             // Mark the dropped urls as selected.
1353             m_clearSelectionBeforeSelectingNewItems = true;
1354             m_markFirstNewlySelectedItemAsCurrent = true;
1355             m_selectJobCreatedItems = true;
1356             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1357             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1358                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1359                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1360                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1361                     Q_UNUSED(job)
1362                     Q_UNUSED(src)
1363                     slotItemCreated(dest);
1364                 });
1365             });
1366         }
1367     }
1368 }
1369
1370 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1371 {
1372     if (previous != nullptr) {
1373         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1374         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1375         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1376         m_versionControlObserver->setModel(nullptr);
1377     }
1378
1379     if (current) {
1380         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1381         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1382         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1383         m_versionControlObserver->setModel(fileItemModel);
1384     }
1385 }
1386
1387 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1388 {
1389     Q_UNUSED(itemIndex)
1390
1391     hideToolTip();
1392
1393     if (buttons & Qt::BackButton) {
1394         Q_EMIT goBackRequested();
1395     } else if (buttons & Qt::ForwardButton) {
1396         Q_EMIT goForwardRequested();
1397     }
1398 }
1399
1400 void DolphinView::slotSelectedItemTextPressed(int index)
1401 {
1402     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1403         const KFileItem item = m_model->fileItem(index);
1404         const KFileItemListProperties capabilities(KFileItemList() << item);
1405         if (capabilities.supportsMoving()) {
1406             m_twoClicksRenamingItemUrl = item.url();
1407             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1408         }
1409     }
1410 }
1411
1412 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1413 {
1414     slotItemCreated(to);
1415 }
1416
1417 void DolphinView::slotItemCreated(const QUrl &url)
1418 {
1419     if (m_markFirstNewlySelectedItemAsCurrent) {
1420         markUrlAsCurrent(url);
1421         m_markFirstNewlySelectedItemAsCurrent = false;
1422     }
1423     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1424         m_selectedUrls << url;
1425     }
1426 }
1427
1428 void DolphinView::onDirectoryLoadingCompleted()
1429 {
1430     // the model should now contain all the items created by the job
1431     updateSelectionState();
1432     m_selectJobCreatedItems = false;
1433     m_selectedUrls.clear();
1434 }
1435
1436 void DolphinView::slotJobResult(KJob *job)
1437 {
1438     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1439         Q_EMIT errorMessage(job->errorString());
1440     }
1441     if (!m_selectJobCreatedItems) {
1442         m_selectedUrls.clear();
1443         return;
1444     }
1445     if (!m_selectedUrls.isEmpty()) {
1446         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1447
1448         updateSelectionState();
1449         if (!m_selectedUrls.isEmpty()) {
1450             // not all urls were found, the model may not be up to date
1451             connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::onDirectoryLoadingCompleted, Qt::UniqueConnection);
1452         } else {
1453             m_selectJobCreatedItems = false;
1454             m_selectedUrls.clear();
1455         }
1456     }
1457 }
1458
1459 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1460 {
1461     m_selectNextItem = false;
1462     const int currentCount = current.count();
1463     const int previousCount = previous.count();
1464     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1465
1466     // If nothing has been selected before and something got selected (or if something
1467     // was selected before and now nothing is selected) the selectionChangedSignal must
1468     // be emitted asynchronously as fast as possible to update the edit-actions.
1469     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1470     m_selectionChangedTimer->start();
1471 }
1472
1473 void DolphinView::emitSelectionChangedSignal()
1474 {
1475     m_selectionChangedTimer->stop();
1476     Q_EMIT selectionChanged(selectedItems());
1477 }
1478
1479 void DolphinView::slotStatJobResult(KJob *job)
1480 {
1481     int folderCount = 0;
1482     int fileCount = 0;
1483     KIO::filesize_t totalFileSize = 0;
1484     bool countFileSize = true;
1485
1486     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1487     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1488         // We have a precomputed value.
1489         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1490         countFileSize = false;
1491     }
1492
1493     const int itemCount = m_model->count();
1494     for (int i = 0; i < itemCount; ++i) {
1495         const KFileItem item = m_model->fileItem(i);
1496         if (item.isDir()) {
1497             ++folderCount;
1498         } else {
1499             ++fileCount;
1500             if (countFileSize) {
1501                 totalFileSize += item.size();
1502             }
1503         }
1504     }
1505     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1506 }
1507
1508 void DolphinView::updateSortRole(const QByteArray &role)
1509 {
1510     ViewProperties props(viewPropertiesUrl());
1511     props.setSortRole(role);
1512
1513     KItemModelBase *model = m_container->controller()->model();
1514     model->setSortRole(role);
1515
1516     Q_EMIT sortRoleChanged(role);
1517 }
1518
1519 void DolphinView::updateSortOrder(Qt::SortOrder order)
1520 {
1521     ViewProperties props(viewPropertiesUrl());
1522     props.setSortOrder(order);
1523
1524     m_model->setSortOrder(order);
1525
1526     Q_EMIT sortOrderChanged(order);
1527 }
1528
1529 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1530 {
1531     ViewProperties props(viewPropertiesUrl());
1532     props.setSortFoldersFirst(foldersFirst);
1533
1534     m_model->setSortDirectoriesFirst(foldersFirst);
1535
1536     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1537 }
1538
1539 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1540 {
1541     ViewProperties props(viewPropertiesUrl());
1542     props.setSortHiddenLast(hiddenLast);
1543
1544     m_model->setSortHiddenLast(hiddenLast);
1545
1546     Q_EMIT sortHiddenLastChanged(hiddenLast);
1547 }
1548
1549 QPair<bool, QString> DolphinView::pasteInfo() const
1550 {
1551     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1552     QPair<bool, QString> info;
1553     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1554     return info;
1555 }
1556
1557 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1558 {
1559     m_tabsForFiles = tabsForFiles;
1560 }
1561
1562 bool DolphinView::isTabsForFilesEnabled() const
1563 {
1564     return m_tabsForFiles;
1565 }
1566
1567 bool DolphinView::itemsExpandable() const
1568 {
1569     return m_mode == DetailsView;
1570 }
1571
1572 bool DolphinView::isExpanded(const KFileItem &item) const
1573 {
1574     Q_ASSERT(item.isDir());
1575     Q_ASSERT(items().contains(item));
1576     if (!itemsExpandable()) {
1577         return false;
1578     }
1579     return m_model->isExpanded(m_model->index(item));
1580 }
1581
1582 void DolphinView::restoreState(QDataStream &stream)
1583 {
1584     // Read the version number of the view state and check if the version is supported.
1585     quint32 version = 0;
1586     stream >> version;
1587     if (version != 1) {
1588         // The version of the view state isn't supported, we can't restore it.
1589         return;
1590     }
1591
1592     // Restore the current item that had the keyboard focus
1593     stream >> m_currentItemUrl;
1594
1595     // Restore the previously selected items
1596     stream >> m_selectedUrls;
1597
1598     // Restore the view position
1599     stream >> m_restoredContentsPosition;
1600
1601     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1602     QSet<QUrl> urls;
1603     stream >> urls;
1604     m_model->restoreExpandedDirectories(urls);
1605 }
1606
1607 void DolphinView::saveState(QDataStream &stream)
1608 {
1609     stream << quint32(1); // View state version
1610
1611     // Save the current item that has the keyboard focus
1612     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1613     if (currentIndex != -1) {
1614         KFileItem item = m_model->fileItem(currentIndex);
1615         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1616         QUrl currentItemUrl = item.url();
1617         stream << currentItemUrl;
1618     } else {
1619         stream << QUrl();
1620     }
1621
1622     // Save the selected urls
1623     stream << selectedItems().urlList();
1624
1625     // Save view position
1626     const qreal x = m_container->horizontalScrollBar()->value();
1627     const qreal y = m_container->verticalScrollBar()->value();
1628     stream << QPoint(x, y);
1629
1630     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1631     stream << m_model->expandedDirectories();
1632 }
1633
1634 KFileItem DolphinView::rootItem() const
1635 {
1636     return m_model->rootItem();
1637 }
1638
1639 void DolphinView::setViewPropertiesContext(const QString &context)
1640 {
1641     m_viewPropertiesContext = context;
1642 }
1643
1644 QString DolphinView::viewPropertiesContext() const
1645 {
1646     return m_viewPropertiesContext;
1647 }
1648
1649 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1650 {
1651     if (item.isNull()) {
1652         return QUrl();
1653     }
1654
1655     QUrl url = item.targetUrl();
1656
1657     if (item.isDir()) {
1658         return url;
1659     }
1660
1661     if (item.isMimeTypeKnown()) {
1662         const QString &mimetype = item.mimetype();
1663
1664         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1665             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1666             // zip:/<path>/ when clicking on a zip file, etc.
1667             // The .protocol file specifies the mimetype that the kioslave handles.
1668             // Note that we don't use mimetype inheritance since we don't want to
1669             // open OpenDocument files as zip folders...
1670             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1671             if (!protocol.isEmpty()) {
1672                 url.setScheme(protocol);
1673                 return url;
1674             }
1675         }
1676
1677         if (mimetype == QLatin1String("application/x-desktop")) {
1678             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1679             KDesktopFile desktopFile(url.toLocalFile());
1680             if (desktopFile.hasLinkType()) {
1681                 const QString linkUrl = desktopFile.readUrl();
1682                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1683                     return QUrl::fromUserInput(linkUrl);
1684                 }
1685             }
1686         }
1687     }
1688
1689     return QUrl();
1690 }
1691
1692 void DolphinView::resetZoomLevel()
1693 {
1694     ViewModeSettings settings{m_mode};
1695     settings.useDefaults(true);
1696     const int defaultIconSize = settings.iconSize();
1697     settings.useDefaults(false);
1698
1699     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1700 }
1701
1702 void DolphinView::observeCreatedItem(const QUrl &url)
1703 {
1704     if (m_active) {
1705         forceUrlsSelection(url, {url});
1706     }
1707 }
1708
1709 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1710 {
1711     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1712         Q_EMIT redirection(oldUrl, newUrl);
1713         m_url = newUrl; // #186947
1714     }
1715 }
1716
1717 void DolphinView::updateSelectionState()
1718 {
1719     if (!m_selectedUrls.isEmpty()) {
1720         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1721
1722         // if there is a selection already, leave it that way
1723         // unless some drop/paste job are in the process of creating items
1724         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1725             if (m_clearSelectionBeforeSelectingNewItems) {
1726                 selectionManager->clearSelection();
1727                 m_clearSelectionBeforeSelectingNewItems = false;
1728             }
1729
1730             KItemSet selectedItems = selectionManager->selectedItems();
1731
1732             QList<QUrl>::iterator it = m_selectedUrls.begin();
1733             while (it != m_selectedUrls.end()) {
1734                 const int index = m_model->index(*it);
1735                 if (index >= 0) {
1736                     selectedItems.insert(index);
1737                     it = m_selectedUrls.erase(it);
1738                 } else {
1739                     ++it;
1740                 }
1741             }
1742
1743             if (!selectedItems.isEmpty()) {
1744                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1745                 selectionManager->setSelectedItems(selectedItems);
1746             }
1747         }
1748     }
1749 }
1750
1751 void DolphinView::updateViewState()
1752 {
1753     if (m_currentItemUrl != QUrl()) {
1754         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1755
1756         // if there is a selection already, leave it that way
1757         if (!selectionManager->hasSelection()) {
1758             const int currentIndex = m_model->index(m_currentItemUrl);
1759             if (currentIndex != -1) {
1760                 selectionManager->setCurrentItem(currentIndex);
1761
1762                 // scroll to current item and reset the state
1763                 if (m_scrollToCurrentItem) {
1764                     m_view->scrollToItem(currentIndex, KItemListView::ViewItemPosition::Middle);
1765                     m_scrollToCurrentItem = false;
1766                 }
1767                 m_currentItemUrl = QUrl();
1768             } else {
1769                 selectionManager->setCurrentItem(0);
1770             }
1771         } else {
1772             m_currentItemUrl = QUrl();
1773         }
1774     }
1775
1776     if (!m_restoredContentsPosition.isNull()) {
1777         const int x = m_restoredContentsPosition.x();
1778         const int y = m_restoredContentsPosition.y();
1779         m_restoredContentsPosition = QPoint();
1780
1781         m_container->horizontalScrollBar()->setValue(x);
1782         m_container->verticalScrollBar()->setValue(y);
1783     }
1784
1785     updateSelectionState();
1786 }
1787
1788 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1789 {
1790     if (GeneralSettings::showToolTips()) {
1791 #if HAVE_BALOO
1792         m_toolTipManager->hideToolTip(behavior);
1793 #else
1794         Q_UNUSED(behavior)
1795 #endif
1796     } else if (m_mode == DolphinView::IconsView) {
1797         QToolTip::hideText();
1798     }
1799 }
1800
1801 bool DolphinView::handleSpaceAsNormalKey() const
1802 {
1803     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1804 }
1805
1806 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1807 {
1808     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1809
1810     // verify that only one item is selected
1811     if (selectionManager->selectedItems().count() == 1) {
1812         const int index = selectionManager->currentItem();
1813         const QUrl fileItemUrl = m_model->fileItem(index).url();
1814
1815         // check if the selected item was the same item that started the twoClicksRenaming
1816         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1817             renameSelectedItems();
1818         }
1819     }
1820 }
1821
1822 void DolphinView::slotTrashFileFinished(KJob *job)
1823 {
1824     if (job->error() == 0) {
1825         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1826         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1827     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1828         Q_EMIT errorMessage(job->errorString());
1829     }
1830 }
1831
1832 void DolphinView::slotDeleteFileFinished(KJob *job)
1833 {
1834     if (job->error() == 0) {
1835         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1836         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1837     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1838         Q_EMIT errorMessage(job->errorString());
1839     }
1840 }
1841
1842 void DolphinView::selectNextItem()
1843 {
1844     if (m_active && m_selectNextItem) {
1845         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1846         if (selectedItems().isEmpty()) {
1847             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1848             return;
1849         }
1850         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1851         if (lastSelectedIndex < 0) {
1852             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1853             return;
1854         }
1855         auto nextItem = lastSelectedIndex + 1;
1856         if (nextItem >= itemsCount()) {
1857             nextItem = lastSelectedIndex - selectedItemsCount();
1858         }
1859         if (nextItem >= 0) {
1860             selectionManager->setSelected(nextItem, 1);
1861         }
1862         m_selectNextItem = false;
1863     }
1864 }
1865
1866 void DolphinView::slotRenamingResult(KJob *job)
1867 {
1868     if (job->error()) {
1869         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1870         Q_ASSERT(copyJob);
1871         const QUrl newUrl = copyJob->destUrl();
1872         const int index = m_model->index(newUrl);
1873         if (index >= 0) {
1874             QHash<QByteArray, QVariant> data;
1875             const QUrl oldUrl = copyJob->srcUrls().at(0);
1876             data.insert("text", oldUrl.fileName());
1877             m_model->setData(index, data);
1878         }
1879     }
1880 }
1881
1882 void DolphinView::slotDirectoryLoadingStarted()
1883 {
1884     m_loadingState = LoadingState::Loading;
1885     updatePlaceholderLabel();
1886
1887     // Disable the writestate temporary until it can be determined in a fast way
1888     // in DolphinView::slotDirectoryLoadingCompleted()
1889     if (m_isFolderWritable) {
1890         m_isFolderWritable = false;
1891         Q_EMIT writeStateChanged(m_isFolderWritable);
1892     }
1893
1894     Q_EMIT directoryLoadingStarted();
1895 }
1896
1897 void DolphinView::slotDirectoryLoadingCompleted()
1898 {
1899     m_loadingState = LoadingState::Completed;
1900
1901     // Update the view-state. This has to be done asynchronously
1902     // because the view might not be in its final state yet.
1903     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1904
1905     // Update the placeholder label in case we found that the folder was empty
1906     // after loading it
1907
1908     Q_EMIT directoryLoadingCompleted();
1909
1910     updatePlaceholderLabel();
1911     updateWritableState();
1912 }
1913
1914 void DolphinView::slotDirectoryLoadingCanceled()
1915 {
1916     m_loadingState = LoadingState::Canceled;
1917
1918     updatePlaceholderLabel();
1919
1920     Q_EMIT directoryLoadingCanceled();
1921 }
1922
1923 void DolphinView::slotItemsChanged()
1924 {
1925     m_assureVisibleCurrentIndex = false;
1926 }
1927
1928 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1929 {
1930     Q_UNUSED(previous)
1931     Q_ASSERT(m_model->sortOrder() == current);
1932
1933     ViewProperties props(viewPropertiesUrl());
1934     props.setSortOrder(current);
1935
1936     Q_EMIT sortOrderChanged(current);
1937 }
1938
1939 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1940 {
1941     Q_UNUSED(previous)
1942     Q_ASSERT(m_model->sortRole() == current);
1943
1944     ViewProperties props(viewPropertiesUrl());
1945     props.setSortRole(current);
1946
1947     Q_EMIT sortRoleChanged(current);
1948 }
1949
1950 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1951 {
1952     Q_UNUSED(previous)
1953     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1954
1955     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1956
1957     m_visibleRoles = current;
1958
1959     ViewProperties props(viewPropertiesUrl());
1960     props.setVisibleRoles(m_visibleRoles);
1961
1962     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1963 }
1964
1965 void DolphinView::slotRoleEditingCanceled()
1966 {
1967     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1968 }
1969
1970 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
1971 {
1972     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1973
1974     const KFileItemList items = selectedItems();
1975     if (items.count() != 1) {
1976         return;
1977     }
1978
1979     if (role == "text") {
1980         const KFileItem oldItem = items.first();
1981         const EditResult retVal = value.value<EditResult>();
1982         const QString newName = retVal.newName;
1983         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1984             const QUrl oldUrl = oldItem.url();
1985
1986             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1987             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1988
1989 #ifndef Q_OS_WIN
1990             // Confirm hiding file/directory by renaming inline
1991             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1992                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
1993
1994                 const auto code =
1995                     KMessageBox::questionTwoActions(this,
1996                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1997                                                                             "Do you still want to rename it?")
1998                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1999                                                                             "Do you still want to rename it?"),
2000                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
2001                                                     yesGuiItem,
2002                                                     KStandardGuiItem::cancel(),
2003                                                     QStringLiteral("ConfirmHide"));
2004
2005                 if (code == KMessageBox::SecondaryAction) {
2006                     return;
2007                 }
2008             }
2009 #endif
2010
2011             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
2012             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
2013                 // Only change the data in the model if no item with the new name
2014                 // is in the model yet. If there is an item with the new name
2015                 // already, calling KIO::CopyJob will open a dialog
2016                 // asking for a new name, and KFileItemModel will update the
2017                 // data when the dir lister signals that the file name has changed.
2018                 QHash<QByteArray, QVariant> data;
2019                 data.insert(role, retVal.newName);
2020                 m_model->setData(index, data);
2021             }
2022
2023             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2024             KJobWidgets::setWindow(job, this);
2025             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2026             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2027
2028             if (!newNameExistsAlready) {
2029                 forceUrlsSelection(newUrl, {newUrl});
2030
2031                 // Only connect the result signal if there is no item with the new name
2032                 // in the model yet, see bug 328262.
2033                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2034             }
2035         }
2036         if (retVal.direction != EditDone) {
2037             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2038             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2039             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2040             renameSelectedItems();
2041         }
2042     }
2043 }
2044
2045 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2046 {
2047     if (!url.isValid()) {
2048         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2049         if (location.isEmpty()) {
2050             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2051         } else {
2052             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2053         }
2054         return;
2055     }
2056
2057     if (reload) {
2058         m_model->refreshDirectory(url);
2059     } else {
2060         m_model->loadDirectory(url);
2061     }
2062 }
2063
2064 void DolphinView::applyViewProperties()
2065 {
2066     const ViewProperties props(viewPropertiesUrl());
2067     applyViewProperties(props);
2068 }
2069
2070 void DolphinView::applyViewProperties(const ViewProperties &props)
2071 {
2072     m_view->beginTransaction();
2073
2074     const Mode mode = props.viewMode();
2075     if (m_mode != mode) {
2076         const Mode previousMode = m_mode;
2077         m_mode = mode;
2078
2079         // Changing the mode might result in changing
2080         // the zoom level. Remember the old zoom level so
2081         // that zoomLevelChanged() can get emitted.
2082         const int oldZoomLevel = m_view->zoomLevel();
2083         applyModeToView();
2084
2085         Q_EMIT modeChanged(m_mode, previousMode);
2086
2087         if (m_view->zoomLevel() != oldZoomLevel) {
2088             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2089         }
2090     }
2091
2092     const bool hiddenFilesShown = props.hiddenFilesShown();
2093     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2094         m_model->setShowHiddenFiles(hiddenFilesShown);
2095         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2096     }
2097
2098     const bool groupedSorting = props.groupedSorting();
2099     if (groupedSorting != m_model->groupedSorting()) {
2100         m_model->setGroupedSorting(groupedSorting);
2101         Q_EMIT groupedSortingChanged(groupedSorting);
2102     }
2103
2104     const QByteArray sortRole = props.sortRole();
2105     if (sortRole != m_model->sortRole()) {
2106         m_model->setSortRole(sortRole);
2107         Q_EMIT sortRoleChanged(sortRole);
2108     }
2109
2110     const Qt::SortOrder sortOrder = props.sortOrder();
2111     if (sortOrder != m_model->sortOrder()) {
2112         m_model->setSortOrder(sortOrder);
2113         Q_EMIT sortOrderChanged(sortOrder);
2114     }
2115
2116     const bool sortFoldersFirst = props.sortFoldersFirst();
2117     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2118         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2119         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2120     }
2121
2122     const bool sortHiddenLast = props.sortHiddenLast();
2123     if (sortHiddenLast != m_model->sortHiddenLast()) {
2124         m_model->setSortHiddenLast(sortHiddenLast);
2125         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2126     }
2127
2128     const QList<QByteArray> visibleRoles = props.visibleRoles();
2129     if (visibleRoles != m_visibleRoles) {
2130         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2131         m_visibleRoles = visibleRoles;
2132         m_view->setVisibleRoles(visibleRoles);
2133         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2134     }
2135
2136     const bool previewsShown = props.previewsShown();
2137     if (previewsShown != m_view->previewsShown()) {
2138         const int oldZoomLevel = zoomLevel();
2139
2140         m_view->setPreviewsShown(previewsShown);
2141         Q_EMIT previewsShownChanged(previewsShown);
2142
2143         // Changing the preview-state might result in a changed zoom-level
2144         if (oldZoomLevel != zoomLevel()) {
2145             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2146         }
2147     }
2148
2149     KItemListView *itemListView = m_container->controller()->view();
2150     if (itemListView->isHeaderVisible()) {
2151         KItemListHeader *header = itemListView->header();
2152         const QList<int> headerColumnWidths = props.headerColumnWidths();
2153         const int rolesCount = m_visibleRoles.count();
2154         if (headerColumnWidths.count() == rolesCount) {
2155             header->setAutomaticColumnResizing(false);
2156
2157             QHash<QByteArray, qreal> columnWidths;
2158             for (int i = 0; i < rolesCount; ++i) {
2159                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2160             }
2161             header->setColumnWidths(columnWidths);
2162         } else {
2163             header->setAutomaticColumnResizing(true);
2164         }
2165         header->setSidePadding(DetailsModeSettings::sidePadding());
2166     }
2167
2168     m_view->endTransaction();
2169 }
2170
2171 void DolphinView::applyModeToView()
2172 {
2173     switch (m_mode) {
2174     case IconsView:
2175         m_view->setItemLayout(KFileItemListView::IconsLayout);
2176         break;
2177     case CompactView:
2178         m_view->setItemLayout(KFileItemListView::CompactLayout);
2179         break;
2180     case DetailsView:
2181         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2182         break;
2183     default:
2184         Q_ASSERT(false);
2185         break;
2186     }
2187 }
2188
2189 void DolphinView::pasteToUrl(const QUrl &url)
2190 {
2191     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2192     KJobWidgets::setWindow(job, this);
2193     m_clearSelectionBeforeSelectingNewItems = true;
2194     m_markFirstNewlySelectedItemAsCurrent = true;
2195     m_selectJobCreatedItems = true;
2196     // TODO KF6 use KIO::PasteJob::copyJobStarted to hook to earlier events copying/moving
2197     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2198     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2199 }
2200
2201 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2202 {
2203     QList<QUrl> urls;
2204
2205     const KFileItemList items = selectedItems();
2206     urls.reserve(items.count());
2207     for (const KFileItem &item : items) {
2208         urls.append(item.url());
2209     }
2210
2211     if (itemsExpandable()) {
2212         // TODO: Check if we still need KDirModel for this in KDE 5.0
2213         urls = KDirModel::simplifiedUrlList(urls);
2214     }
2215
2216     return urls;
2217 }
2218
2219 QMimeData *DolphinView::selectionMimeData() const
2220 {
2221     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2222     const KItemSet selectedIndexes = selectionManager->selectedItems();
2223
2224     return m_model->createMimeData(selectedIndexes);
2225 }
2226
2227 void DolphinView::updateWritableState()
2228 {
2229     const bool wasFolderWritable = m_isFolderWritable;
2230     m_isFolderWritable = false;
2231
2232     KFileItem item = m_model->rootItem();
2233     if (item.isNull()) {
2234         // Try to find out if the URL is writable even if the "root item" is
2235         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2236         item = KFileItem(url());
2237         item.setDelayedMimeTypes(true);
2238     }
2239
2240     KFileItemListProperties capabilities(KFileItemList() << item);
2241     m_isFolderWritable = capabilities.supportsWriting();
2242
2243     if (m_isFolderWritable != wasFolderWritable) {
2244         Q_EMIT writeStateChanged(m_isFolderWritable);
2245     }
2246 }
2247
2248 bool DolphinView::isFolderWritable() const
2249 {
2250     return m_isFolderWritable;
2251 }
2252
2253 QUrl DolphinView::viewPropertiesUrl() const
2254 {
2255     if (m_viewPropertiesContext.isEmpty()) {
2256         return m_url;
2257     }
2258
2259     QUrl url;
2260     url.setScheme(m_url.scheme());
2261     url.setPath(m_viewPropertiesContext);
2262     return url;
2263 }
2264
2265 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2266 {
2267     forceUrlsSelection(urls.first(), urls);
2268 }
2269
2270 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2271 {
2272     clearSelection();
2273     m_clearSelectionBeforeSelectingNewItems = true;
2274     markUrlAsCurrent(current);
2275     markUrlsAsSelected(selected);
2276 }
2277
2278 void DolphinView::copyPathToClipboard()
2279 {
2280     const KFileItemList list = selectedItems();
2281     if (list.isEmpty()) {
2282         return;
2283     }
2284     const KFileItem &item = list.at(0);
2285     QString path = item.localPath();
2286     if (path.isEmpty()) {
2287         path = item.url().toDisplayString();
2288     }
2289     QClipboard *clipboard = QApplication::clipboard();
2290     if (clipboard == nullptr) {
2291         return;
2292     }
2293     clipboard->setText(QDir::toNativeSeparators(path));
2294 }
2295
2296 void DolphinView::slotIncreaseZoom()
2297 {
2298     setZoomLevel(zoomLevel() + 1);
2299 }
2300
2301 void DolphinView::slotDecreaseZoom()
2302 {
2303     setZoomLevel(zoomLevel() - 1);
2304 }
2305
2306 void DolphinView::slotSwipeUp()
2307 {
2308     Q_EMIT goUpRequested();
2309 }
2310
2311 void DolphinView::showLoadingPlaceholder()
2312 {
2313     m_placeholderLabel->setText(i18n("Loading…"));
2314     m_placeholderLabel->setVisible(true);
2315 }
2316
2317 void DolphinView::updatePlaceholderLabel()
2318 {
2319     m_showLoadingPlaceholderTimer->stop();
2320     if (itemsCount() > 0) {
2321         m_placeholderLabel->setVisible(false);
2322         return;
2323     }
2324
2325     if (m_loadingState == LoadingState::Loading) {
2326         m_placeholderLabel->setVisible(false);
2327         m_showLoadingPlaceholderTimer->start();
2328         return;
2329     }
2330
2331     if (m_loadingState == LoadingState::Canceled) {
2332         m_placeholderLabel->setText(i18n("Loading canceled"));
2333     } else if (!nameFilter().isEmpty()) {
2334         m_placeholderLabel->setText(i18n("No items matching the filter"));
2335     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2336         m_placeholderLabel->setText(i18n("No items matching the search"));
2337     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2338         m_placeholderLabel->setText(i18n("Trash is empty"));
2339     } else if (m_url.scheme() == QLatin1String("tags")) {
2340         if (m_url.path() == QLatin1Char('/')) {
2341             m_placeholderLabel->setText(i18n("No tags"));
2342         } else {
2343             const QString tagName = m_url.path().mid(1); // Remove leading /
2344             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2345         }
2346
2347     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2348         m_placeholderLabel->setText(i18n("No recently used items"));
2349     } else if (m_url.scheme() == QLatin1String("smb")) {
2350         m_placeholderLabel->setText(i18n("No shared folders found"));
2351     } else if (m_url.scheme() == QLatin1String("network")) {
2352         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2353     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2354         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2355     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2356         m_placeholderLabel->setText(i18n("No Apple devices found"));
2357     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2358         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2359     } else {
2360         m_placeholderLabel->setText(i18n("Folder is empty"));
2361     }
2362
2363     m_placeholderLabel->setVisible(true);
2364 }
2365
2366 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2367 {
2368     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2369         const std::optional<int> index = m_view->itemAt(event->pos());
2370
2371         if (!index.has_value()) {
2372             return false;
2373         }
2374
2375         // Check whether the filename has been elided
2376         const bool isElided = m_view->isElided(index.value());
2377
2378         if (isElided) {
2379             const KFileItem item = m_model->fileItem(index.value());
2380             const QString text = item.text();
2381             const QPoint pos = mapToGlobal(event->pos());
2382             QToolTip::showText(pos, text);
2383             return true;
2384         }
2385     }
2386     return false;
2387 }
2388
2389 #include "moc_dolphinview.cpp"