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