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