src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "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 <QPointer>
  60 #include <QScrollBar>
  61 #include <QSize>
  62 #include <QTimer>
  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     default:
 923         break;
 924     }
 925
 926     return QWidget::eventFilter(watched, event);
 927 }
 928
 929 void DolphinView::wheelEvent(QWheelEvent* event)
 930 {
 931     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 932         const QPoint numDegrees = event->angleDelta() / 8;
 933         const QPoint numSteps = numDegrees / 15;
 934
 935         setZoomLevel(zoomLevel() + numSteps.y());
 936         event->accept();
 937     } else {
 938         event->ignore();
 939     }
 940 }
 941
 942 void DolphinView::hideEvent(QHideEvent* event)
 943 {
 944     hideToolTip();
 945     QWidget::hideEvent(event);
 946 }
 947
 948 bool DolphinView::event(QEvent* event)
 949 {
 950     if (event->type() == QEvent::WindowDeactivate) {
 951         /* See Bug 297355
 952          * Dolphin leaves file preview tooltips open even when is not visible.
 953          *
 954          * Hide tool-tip when Dolphin loses focus.
 955          */
 956         hideToolTip();
 957         abortTwoClicksRenaming();
 958     }
 959
 960     return QWidget::event(event);
 961 }
 962
 963 void DolphinView::activate()
 964 {
 965     setActive(true);
 966 }
 967
 968 void DolphinView::slotItemActivated(int index)
 969 {
 970     abortTwoClicksRenaming();
 971
 972     const KFileItem item = m_model->fileItem(index);
 973     if (!item.isNull()) {
 974         Q_EMIT itemActivated(item);
 975     }
 976 }
 977
 978 void DolphinView::slotItemsActivated(const KItemSet& indexes)
 979 {
 980     Q_ASSERT(indexes.count() >= 2);
 981
 982     abortTwoClicksRenaming();
 983
 984     if (indexes.count() > 5) {
 985         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
 986         const int answer = KMessageBox::warningYesNo(this, question);
 987         if (answer != KMessageBox::Yes) {
 988             return;
 989         }
 990     }
 991
 992     KFileItemList items;
 993     items.reserve(indexes.count());
 994
 995     for (int index : indexes) {
 996         KFileItem item = m_model->fileItem(index);
 997         const QUrl& url = openItemAsFolderUrl(item);
 998
 999         if (!url.isEmpty()) { // Open folders in new tabs
1000             Q_EMIT tabRequested(url);
1001         } else {
1002             items.append(item);
1003         }
1004     }
1005
1006     if (items.count() == 1) {
1007         Q_EMIT itemActivated(items.first());
1008     } else if (items.count() > 1) {
1009         Q_EMIT itemsActivated(items);
1010     }
1011 }
1012
1013 void DolphinView::slotItemMiddleClicked(int index)
1014 {
1015     const KFileItem& item = m_model->fileItem(index);
1016     const QUrl& url = openItemAsFolderUrl(item);
1017     if (!url.isEmpty()) {
1018         Q_EMIT tabRequested(url);
1019     } else if (isTabsForFilesEnabled()) {
1020         Q_EMIT tabRequested(item.url());
1021     }
1022 }
1023
1024 void DolphinView::slotItemContextMenuRequested(int index, const QPointF& pos)
1025 {
1026     // Force emit of a selection changed signal before we request the
1027     // context menu, to update the edit-actions first. (See Bug 294013)
1028     if (m_selectionChangedTimer->isActive()) {
1029         emitSelectionChangedSignal();
1030     }
1031
1032     const KFileItem item = m_model->fileItem(index);
1033     Q_EMIT requestContextMenu(pos.toPoint(), item, url(), QList<QAction*>());
1034 }
1035
1036 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
1037 {
1038     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), url(), QList<QAction*>());
1039 }
1040
1041 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
1042 {
1043     ViewProperties props(viewPropertiesUrl());
1044
1045     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1046
1047     KItemListView* view = m_container->controller()->view();
1048     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1049
1050     bool indexingEnabled = false;
1051 #ifdef HAVE_BALOO
1052     Baloo::IndexerConfig config;
1053     indexingEnabled = config.fileIndexingEnabled();
1054 #endif
1055
1056     QString groupName;
1057     QMenu* groupMenu = nullptr;
1058
1059     // Add all roles to the menu that can be shown or hidden by the user
1060     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1061     for (const KFileItemModel::RoleInfo& info : rolesInfo) {
1062         if (info.role == "text") {
1063             // It should not be possible to hide the "text" role
1064             continue;
1065         }
1066
1067         const QString text = m_model->roleDescription(info.role);
1068         QAction* action = nullptr;
1069         if (info.group.isEmpty()) {
1070             action = menu->addAction(text);
1071         } else {
1072             if (!groupMenu || info.group != groupName) {
1073                 groupName = info.group;
1074                 groupMenu = menu->addMenu(groupName);
1075             }
1076
1077             action = groupMenu->addAction(text);
1078         }
1079
1080         action->setCheckable(true);
1081         action->setChecked(visibleRolesSet.contains(info.role));
1082         action->setData(info.role);
1083
1084         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
1085                             (info.requiresBaloo) ||
1086                             (info.requiresIndexer && indexingEnabled);
1087         action->setEnabled(enable);
1088     }
1089
1090     menu->addSeparator();
1091
1092     QActionGroup* widthsGroup = new QActionGroup(menu);
1093     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1094
1095     QAction* autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1096     autoAdjustWidthsAction->setCheckable(true);
1097     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1098     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1099
1100     QAction* customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1101     customWidthsAction->setCheckable(true);
1102     customWidthsAction->setChecked(!autoColumnWidths);
1103     customWidthsAction->setActionGroup(widthsGroup);
1104
1105     QAction* action = menu->exec(pos.toPoint());
1106     if (menu && action) {
1107         KItemListHeader* header = view->header();
1108
1109         if (action == autoAdjustWidthsAction) {
1110             // Clear the column-widths from the viewproperties and turn on
1111             // the automatic resizing of the columns
1112             props.setHeaderColumnWidths(QList<int>());
1113             header->setAutomaticColumnResizing(true);
1114         } else if (action == customWidthsAction) {
1115             // Apply the current column-widths as custom column-widths and turn
1116             // off the automatic resizing of the columns
1117             QList<int> columnWidths;
1118             const auto visibleRoles = view->visibleRoles();
1119             columnWidths.reserve(visibleRoles.count());
1120             for (const QByteArray& role : visibleRoles) {
1121                 columnWidths.append(header->columnWidth(role));
1122             }
1123             props.setHeaderColumnWidths(columnWidths);
1124             header->setAutomaticColumnResizing(false);
1125         } else {
1126             // Show or hide the selected role
1127             const QByteArray selectedRole = action->data().toByteArray();
1128
1129             QList<QByteArray> visibleRoles = view->visibleRoles();
1130             if (action->isChecked()) {
1131                 visibleRoles.append(selectedRole);
1132             } else {
1133                 visibleRoles.removeOne(selectedRole);
1134             }
1135
1136             view->setVisibleRoles(visibleRoles);
1137             props.setVisibleRoles(visibleRoles);
1138
1139             QList<int> columnWidths;
1140             if (!header->automaticColumnResizing()) {
1141                 const auto visibleRoles = view->visibleRoles();
1142                 columnWidths.reserve(visibleRoles.count());
1143                 for (const QByteArray& role : visibleRoles) {
1144                     columnWidths.append(header->columnWidth(role));
1145                 }
1146             }
1147             props.setHeaderColumnWidths(columnWidths);
1148         }
1149     }
1150
1151     delete menu;
1152 }
1153
1154 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray& role, qreal current)
1155 {
1156     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1157
1158     ViewProperties props(viewPropertiesUrl());
1159     QList<int> columnWidths = props.headerColumnWidths();
1160     if (columnWidths.count() != visibleRoles.count()) {
1161         columnWidths.clear();
1162         columnWidths.reserve(visibleRoles.count());
1163         const KItemListHeader* header = m_view->header();
1164         for (const QByteArray& role : visibleRoles) {
1165             const int width = header->columnWidth(role);
1166             columnWidths.append(width);
1167         }
1168     }
1169
1170     const int roleIndex = visibleRoles.indexOf(role);
1171     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1172     columnWidths[roleIndex] = current;
1173
1174     props.setHeaderColumnWidths(columnWidths);
1175 }
1176
1177 void DolphinView::slotItemHovered(int index)
1178 {
1179     const KFileItem item = m_model->fileItem(index);
1180
1181     if (GeneralSettings::showToolTips() && !m_dragging) {
1182         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1183         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1184         itemRect.moveTo(pos);
1185
1186 #ifdef HAVE_BALOO
1187         m_toolTipManager->showToolTip(item, itemRect, nativeParentWidget()->windowHandle());
1188 #endif
1189     }
1190
1191     Q_EMIT requestItemInfo(item);
1192 }
1193
1194 void DolphinView::slotItemUnhovered(int index)
1195 {
1196     Q_UNUSED(index)
1197     hideToolTip();
1198     Q_EMIT requestItemInfo(KFileItem());
1199 }
1200
1201 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
1202 {
1203     QUrl destUrl;
1204     KFileItem destItem = m_model->fileItem(index);
1205     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1206         // Use the URL of the view as drop target if the item is no directory
1207         // or desktop-file
1208         destItem = m_model->rootItem();
1209         destUrl = url();
1210     } else {
1211         // The item represents a directory or desktop-file
1212         destUrl = destItem.mostLocalUrl();
1213     }
1214
1215     QDropEvent dropEvent(event->pos().toPoint(),
1216                          event->possibleActions(),
1217                          event->mimeData(),
1218                          event->buttons(),
1219                          event->modifiers());
1220     dropUrls(destUrl, &dropEvent, this);
1221
1222     setActive(true);
1223 }
1224
1225 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1226 {
1227     KIO::DropJob* job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1228
1229     if (job) {
1230         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1231
1232         if (destUrl == url()) {
1233             // Mark the dropped urls as selected.
1234             m_clearSelectionBeforeSelectingNewItems = true;
1235             m_markFirstNewlySelectedItemAsCurrent = true;
1236             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1237         }
1238     }
1239 }
1240
1241 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
1242 {
1243     if (previous != nullptr) {
1244         Q_ASSERT(qobject_cast<KFileItemModel*>(previous));
1245         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(previous);
1246         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1247         m_versionControlObserver->setModel(nullptr);
1248     }
1249
1250     if (current) {
1251         Q_ASSERT(qobject_cast<KFileItemModel*>(current));
1252         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
1253         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1254         m_versionControlObserver->setModel(fileItemModel);
1255     }
1256 }
1257
1258 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1259 {
1260     Q_UNUSED(itemIndex)
1261
1262     hideToolTip();
1263
1264     if (buttons & Qt::BackButton) {
1265         Q_EMIT goBackRequested();
1266     } else if (buttons & Qt::ForwardButton) {
1267         Q_EMIT goForwardRequested();
1268     }
1269 }
1270
1271 void DolphinView::slotSelectedItemTextPressed(int index)
1272 {
1273     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1274         const KFileItem item = m_model->fileItem(index);
1275         const KFileItemListProperties capabilities(KFileItemList() << item);
1276         if (capabilities.supportsMoving()) {
1277             m_twoClicksRenamingItemUrl = item.url();
1278             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1279         }
1280     }
1281 }
1282
1283 void DolphinView::slotCopyingDone(KIO::Job *, const QUrl &, const QUrl &to)
1284 {
1285     slotItemCreated(to);
1286 }
1287
1288 void DolphinView::slotItemCreated(const QUrl& url)
1289 {
1290     if (m_markFirstNewlySelectedItemAsCurrent) {
1291         markUrlAsCurrent(url);
1292         m_markFirstNewlySelectedItemAsCurrent = false;
1293     }
1294     m_selectedUrls << url;
1295 }
1296
1297 void DolphinView::slotJobResult(KJob *job)
1298 {
1299     if (job->error()) {
1300         Q_EMIT errorMessage(job->errorString());
1301     }
1302     if (!m_selectedUrls.isEmpty()) {
1303         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1304     }
1305 }
1306
1307 void DolphinView::slotSelectionChanged(const KItemSet& current, const KItemSet& previous)
1308 {
1309     const int currentCount = current.count();
1310     const int previousCount = previous.count();
1311     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
1312                                        (currentCount >  0 && previousCount == 0);
1313
1314     // If nothing has been selected before and something got selected (or if something
1315     // was selected before and now nothing is selected) the selectionChangedSignal must
1316     // be emitted asynchronously as fast as possible to update the edit-actions.
1317     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1318     m_selectionChangedTimer->start();
1319 }
1320
1321 void DolphinView::emitSelectionChangedSignal()
1322 {
1323     m_selectionChangedTimer->stop();
1324     Q_EMIT selectionChanged(selectedItems());
1325 }
1326
1327 void DolphinView::slotStatJobResult(KJob *job)
1328 {
1329     int folderCount = 0;
1330     int fileCount = 0;
1331     KIO::filesize_t totalFileSize = 0;
1332     bool countFileSize = true;
1333
1334     const auto entry =  static_cast<KIO::StatJob *>(job)->statResult();
1335     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1336         // We have a precomputed value.
1337         totalFileSize = static_cast<KIO::filesize_t>(
1338                                 entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1339         countFileSize = false;
1340     }
1341
1342     const int itemCount = m_model->count();
1343     for (int i = 0; i < itemCount; ++i) {
1344         const KFileItem item = m_model->fileItem(i);
1345         if (item.isDir()) {
1346             ++folderCount;
1347         } else {
1348             ++fileCount;
1349             if (countFileSize) {
1350                 totalFileSize += item.size();
1351             }
1352         }
1353     }
1354     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1355 }
1356
1357 void DolphinView::updateSortRole(const QByteArray& role)
1358 {
1359     ViewProperties props(viewPropertiesUrl());
1360     props.setSortRole(role);
1361
1362     KItemModelBase* model = m_container->controller()->model();
1363     model->setSortRole(role);
1364
1365     Q_EMIT sortRoleChanged(role);
1366 }
1367
1368 void DolphinView::updateSortOrder(Qt::SortOrder order)
1369 {
1370     ViewProperties props(viewPropertiesUrl());
1371     props.setSortOrder(order);
1372
1373     m_model->setSortOrder(order);
1374
1375     Q_EMIT sortOrderChanged(order);
1376 }
1377
1378 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1379 {
1380     ViewProperties props(viewPropertiesUrl());
1381     props.setSortFoldersFirst(foldersFirst);
1382
1383     m_model->setSortDirectoriesFirst(foldersFirst);
1384
1385     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1386 }
1387
1388 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1389 {
1390     ViewProperties props(viewPropertiesUrl());
1391     props.setSortHiddenLast(hiddenLast);
1392
1393     m_model->setSortHiddenLast(hiddenLast);
1394
1395     Q_EMIT sortHiddenLastChanged(hiddenLast);
1396 }
1397
1398
1399 QPair<bool, QString> DolphinView::pasteInfo() const
1400 {
1401     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1402     QPair<bool, QString> info;
1403     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1404     return info;
1405 }
1406
1407 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1408 {
1409     m_tabsForFiles = tabsForFiles;
1410 }
1411
1412 bool DolphinView::isTabsForFilesEnabled() const
1413 {
1414     return m_tabsForFiles;
1415 }
1416
1417 bool DolphinView::itemsExpandable() const
1418 {
1419     return m_mode == DetailsView;
1420 }
1421
1422 void DolphinView::restoreState(QDataStream& stream)
1423 {
1424     // Read the version number of the view state and check if the version is supported.
1425     quint32 version = 0;
1426     stream >> version;
1427     if (version != 1) {
1428         // The version of the view state isn't supported, we can't restore it.
1429         return;
1430     }
1431
1432     // Restore the current item that had the keyboard focus
1433     stream >> m_currentItemUrl;
1434
1435     // Restore the previously selected items
1436     stream >> m_selectedUrls;
1437
1438     // Restore the view position
1439     stream >> m_restoredContentsPosition;
1440
1441     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1442     QSet<QUrl> urls;
1443     stream >> urls;
1444     m_model->restoreExpandedDirectories(urls);
1445 }
1446
1447 void DolphinView::saveState(QDataStream& stream)
1448 {
1449     stream << quint32(1); // View state version
1450
1451     // Save the current item that has the keyboard focus
1452     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1453     if (currentIndex != -1) {
1454         KFileItem item = m_model->fileItem(currentIndex);
1455         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1456         QUrl currentItemUrl = item.url();
1457         stream << currentItemUrl;
1458     } else {
1459         stream << QUrl();
1460     }
1461
1462     // Save the selected urls
1463     stream << selectedItems().urlList();
1464
1465     // Save view position
1466     const qreal x = m_container->horizontalScrollBar()->value();
1467     const qreal y = m_container->verticalScrollBar()->value();
1468     stream << QPoint(x, y);
1469
1470     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1471     stream << m_model->expandedDirectories();
1472 }
1473
1474 KFileItem DolphinView::rootItem() const
1475 {
1476     return m_model->rootItem();
1477 }
1478
1479 void DolphinView::setViewPropertiesContext(const QString& context)
1480 {
1481     m_viewPropertiesContext = context;
1482 }
1483
1484 QString DolphinView::viewPropertiesContext() const
1485 {
1486     return m_viewPropertiesContext;
1487 }
1488
1489 QUrl DolphinView::openItemAsFolderUrl(const KFileItem& item, const bool browseThroughArchives)
1490 {
1491     if (item.isNull()) {
1492         return QUrl();
1493     }
1494
1495     QUrl url = item.targetUrl();
1496
1497     if (item.isDir()) {
1498         return url;
1499     }
1500
1501     if (item.isMimeTypeKnown()) {
1502         const QString& mimetype = item.mimetype();
1503
1504         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1505             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1506             // zip:/<path>/ when clicking on a zip file, etc.
1507             // The .protocol file specifies the mimetype that the kioslave handles.
1508             // Note that we don't use mimetype inheritance since we don't want to
1509             // open OpenDocument files as zip folders...
1510             const QString& protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1511             if (!protocol.isEmpty()) {
1512                 url.setScheme(protocol);
1513                 return url;
1514             }
1515         }
1516
1517         if (mimetype == QLatin1String("application/x-desktop")) {
1518             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1519             KDesktopFile desktopFile(url.toLocalFile());
1520             if (desktopFile.hasLinkType()) {
1521                 const QString linkUrl = desktopFile.readUrl();
1522                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1523                     return QUrl::fromUserInput(linkUrl);
1524                 }
1525             }
1526         }
1527     }
1528
1529     return QUrl();
1530 }
1531
1532 void DolphinView::resetZoomLevel()
1533 {
1534     ViewModeSettings::ViewMode mode;
1535
1536     switch (m_mode) {
1537     case IconsView:     mode = ViewModeSettings::IconsMode;   break;
1538     case CompactView:   mode = ViewModeSettings::CompactMode; break;
1539     case DetailsView:   mode = ViewModeSettings::DetailsMode; break;
1540     }
1541     const ViewModeSettings settings(mode);
1542     const QSize iconSize = QSize(settings.iconSize(), settings.iconSize());
1543     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
1544 }
1545
1546 void DolphinView::observeCreatedItem(const QUrl& url)
1547 {
1548     if (m_active) {
1549         forceUrlsSelection(url, {url});
1550     }
1551 }
1552
1553 void DolphinView::slotDirectoryRedirection(const QUrl& oldUrl, const QUrl& newUrl)
1554 {
1555     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1556         Q_EMIT redirection(oldUrl, newUrl);
1557         m_url = newUrl; // #186947
1558     }
1559 }
1560
1561 void DolphinView::updateViewState()
1562 {
1563     if (m_currentItemUrl != QUrl()) {
1564         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1565
1566         // if there is a selection already, leave it that way
1567         if (!selectionManager->hasSelection()) {
1568             const int currentIndex = m_model->index(m_currentItemUrl);
1569             if (currentIndex != -1) {
1570                 selectionManager->setCurrentItem(currentIndex);
1571
1572                 // scroll to current item and reset the state
1573                 if (m_scrollToCurrentItem) {
1574                     m_view->scrollToItem(currentIndex);
1575                     m_scrollToCurrentItem = false;
1576                 }
1577             } else {
1578                 selectionManager->setCurrentItem(0);
1579             }
1580         }
1581
1582         m_currentItemUrl = QUrl();
1583     }
1584
1585     if (!m_restoredContentsPosition.isNull()) {
1586         const int x = m_restoredContentsPosition.x();
1587         const int y = m_restoredContentsPosition.y();
1588         m_restoredContentsPosition = QPoint();
1589
1590         m_container->horizontalScrollBar()->setValue(x);
1591         m_container->verticalScrollBar()->setValue(y);
1592     }
1593
1594     if (!m_selectedUrls.isEmpty()) {
1595         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1596
1597         // if there is a selection already, leave it that way
1598         if (!selectionManager->hasSelection()) {
1599             if (m_clearSelectionBeforeSelectingNewItems) {
1600                 selectionManager->clearSelection();
1601                 m_clearSelectionBeforeSelectingNewItems = false;
1602             }
1603
1604             KItemSet selectedItems = selectionManager->selectedItems();
1605
1606             QList<QUrl>::iterator it = m_selectedUrls.begin();
1607             while (it != m_selectedUrls.end()) {
1608                 const int index = m_model->index(*it);
1609                 if (index >= 0) {
1610                     selectedItems.insert(index);
1611                     it = m_selectedUrls.erase(it);
1612                 } else {
1613                     ++it;
1614                 }
1615             }
1616
1617             selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1618             selectionManager->setSelectedItems(selectedItems);
1619         }
1620     }
1621 }
1622
1623 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1624 {
1625 #ifdef HAVE_BALOO
1626     if (GeneralSettings::showToolTips()) {
1627         m_toolTipManager->hideToolTip(behavior);
1628     }
1629 #else
1630         Q_UNUSED(behavior)
1631 #endif
1632 }
1633
1634 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1635 {
1636     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1637
1638     // verify that only one item is selected
1639     if (selectionManager->selectedItems().count() == 1) {
1640         const int index = selectionManager->currentItem();
1641         const QUrl fileItemUrl = m_model->fileItem(index).url();
1642
1643         // check if the selected item was the same item that started the twoClicksRenaming
1644         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1645             renameSelectedItems();
1646         }
1647     }
1648 }
1649
1650 void DolphinView::slotTrashFileFinished(KJob* job)
1651 {
1652     if (job->error() == 0) {
1653         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1654     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1655         Q_EMIT errorMessage(job->errorString());
1656     }
1657 }
1658
1659 void DolphinView::slotDeleteFileFinished(KJob* job)
1660 {
1661     if (job->error() == 0) {
1662         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1663     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1664         Q_EMIT errorMessage(job->errorString());
1665     }
1666 }
1667
1668 void DolphinView::slotRenamingResult(KJob* job)
1669 {
1670     if (job->error()) {
1671         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1672         Q_ASSERT(copyJob);
1673         const QUrl newUrl = copyJob->destUrl();
1674         const int index = m_model->index(newUrl);
1675         if (index >= 0) {
1676             QHash<QByteArray, QVariant> data;
1677             const QUrl oldUrl = copyJob->srcUrls().at(0);
1678             data.insert("text", oldUrl.fileName());
1679             m_model->setData(index, data);
1680         }
1681     }
1682 }
1683
1684 void DolphinView::slotDirectoryLoadingStarted()
1685 {
1686     m_loading = true;
1687     updatePlaceholderLabel();
1688
1689     // Disable the writestate temporary until it can be determined in a fast way
1690     // in DolphinView::slotDirectoryLoadingCompleted()
1691     if (m_isFolderWritable) {
1692         m_isFolderWritable = false;
1693         Q_EMIT writeStateChanged(m_isFolderWritable);
1694     }
1695
1696     Q_EMIT directoryLoadingStarted();
1697 }
1698
1699 void DolphinView::slotDirectoryLoadingCompleted()
1700 {
1701     m_loading = false;
1702
1703     // Update the view-state. This has to be done asynchronously
1704     // because the view might not be in its final state yet.
1705     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1706
1707     // Update the placeholder label in case we found that the folder was empty
1708     // after loading it
1709
1710     Q_EMIT directoryLoadingCompleted();
1711
1712     updatePlaceholderLabel();
1713     updateWritableState();
1714 }
1715
1716 void DolphinView::slotDirectoryLoadingCanceled()
1717 {
1718     m_loading = false;
1719
1720     updatePlaceholderLabel();
1721
1722     Q_EMIT directoryLoadingCanceled();
1723 }
1724
1725 void DolphinView::slotItemsChanged()
1726 {
1727     m_assureVisibleCurrentIndex = false;
1728 }
1729
1730 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1731 {
1732     Q_UNUSED(previous)
1733     Q_ASSERT(m_model->sortOrder() == current);
1734
1735     ViewProperties props(viewPropertiesUrl());
1736     props.setSortOrder(current);
1737
1738     Q_EMIT sortOrderChanged(current);
1739 }
1740
1741 void DolphinView::slotSortRoleChangedByHeader(const QByteArray& current, const QByteArray& previous)
1742 {
1743     Q_UNUSED(previous)
1744     Q_ASSERT(m_model->sortRole() == current);
1745
1746     ViewProperties props(viewPropertiesUrl());
1747     props.setSortRole(current);
1748
1749     Q_EMIT sortRoleChanged(current);
1750 }
1751
1752 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray>& current,
1753                                                   const QList<QByteArray>& previous)
1754 {
1755     Q_UNUSED(previous)
1756     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1757
1758     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1759
1760     m_visibleRoles = current;
1761
1762     ViewProperties props(viewPropertiesUrl());
1763     props.setVisibleRoles(m_visibleRoles);
1764
1765     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1766 }
1767
1768 void DolphinView::slotRoleEditingCanceled()
1769 {
1770     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1771                this, &DolphinView::slotRoleEditingFinished);
1772 }
1773
1774 void DolphinView::slotRoleEditingFinished(int index, const QByteArray& role, const QVariant& value)
1775 {
1776     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1777                this, &DolphinView::slotRoleEditingFinished);
1778
1779     const KFileItemList items = selectedItems();
1780     if (items.count() != 1) {
1781         return;
1782     }
1783
1784     if (role == "text") {
1785         const KFileItem oldItem = items.first();
1786         const EditResult retVal = value.value<EditResult>();
1787         const QString newName = retVal.newName;
1788         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1789             const QUrl oldUrl = oldItem.url();
1790
1791             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1792             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1793
1794 #ifndef Q_OS_WIN
1795             //Confirm hiding file/directory by renaming inline
1796             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1797                 KGuiItem yesGuiItem(KStandardGuiItem::yes());
1798                 yesGuiItem.setText(i18nc("@action:button", "Rename and Hide"));
1799
1800                 const auto code = KMessageBox::questionYesNo(this,
1801                                                              oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1802                                                                                      "Do you still want to rename it?")
1803                                                                               : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1804                                                                                      "Do you still want to rename it?"),
1805                                                              oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1806                                                              yesGuiItem,
1807                                                              KStandardGuiItem::cancel(),
1808                                                              QStringLiteral("ConfirmHide")
1809                                                             );
1810
1811                 if (code == KMessageBox::No) {
1812                    return;
1813                 }
1814             }
1815 #endif
1816
1817             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
1818             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
1819                 // Only change the data in the model if no item with the new name
1820                 // is in the model yet. If there is an item with the new name
1821                 // already, calling KIO::CopyJob will open a dialog
1822                 // asking for a new name, and KFileItemModel will update the
1823                 // data when the dir lister signals that the file name has changed.
1824                 QHash<QByteArray, QVariant> data;
1825                 data.insert(role, retVal.newName);
1826                 m_model->setData(index, data);
1827             }
1828
1829             KIO::Job * job = KIO::moveAs(oldUrl, newUrl);
1830             KJobWidgets::setWindow(job, this);
1831             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
1832             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
1833
1834             forceUrlsSelection(newUrl, {newUrl});
1835
1836             if (!newNameExistsAlready) {
1837                 // Only connect the result signal if there is no item with the new name
1838                 // in the model yet, see bug 328262.
1839                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
1840             }
1841         }
1842         if (retVal.direction != EditDone) {
1843             const short indexShift = retVal.direction == EditNext ? 1 : -1;
1844             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
1845             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1,
1846                     KItemListSelectionManager::Select);
1847             renameSelectedItems();
1848         }
1849     }
1850 }
1851
1852 void DolphinView::loadDirectory(const QUrl& url, bool reload)
1853 {
1854     if (!url.isValid()) {
1855         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
1856         if (location.isEmpty()) {
1857             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
1858         } else {
1859             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1860         }
1861         return;
1862     }
1863
1864     if (reload) {
1865         m_model->refreshDirectory(url);
1866     } else {
1867         m_model->loadDirectory(url);
1868     }
1869 }
1870
1871 void DolphinView::applyViewProperties()
1872 {
1873     const ViewProperties props(viewPropertiesUrl());
1874     applyViewProperties(props);
1875 }
1876
1877 void DolphinView::applyViewProperties(const ViewProperties& props)
1878 {
1879     m_view->beginTransaction();
1880
1881     const Mode mode = props.viewMode();
1882     if (m_mode != mode) {
1883         const Mode previousMode = m_mode;
1884         m_mode = mode;
1885
1886         // Changing the mode might result in changing
1887         // the zoom level. Remember the old zoom level so
1888         // that zoomLevelChanged() can get emitted.
1889         const int oldZoomLevel = m_view->zoomLevel();
1890         applyModeToView();
1891
1892         Q_EMIT modeChanged(m_mode, previousMode);
1893
1894         if (m_view->zoomLevel() != oldZoomLevel) {
1895             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
1896         }
1897     }
1898
1899     const bool hiddenFilesShown = props.hiddenFilesShown();
1900     if (hiddenFilesShown != m_model->showHiddenFiles()) {
1901         m_model->setShowHiddenFiles(hiddenFilesShown);
1902         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
1903     }
1904
1905     const bool groupedSorting = props.groupedSorting();
1906     if (groupedSorting != m_model->groupedSorting()) {
1907         m_model->setGroupedSorting(groupedSorting);
1908         Q_EMIT groupedSortingChanged(groupedSorting);
1909     }
1910
1911     const QByteArray sortRole = props.sortRole();
1912     if (sortRole != m_model->sortRole()) {
1913         m_model->setSortRole(sortRole);
1914         Q_EMIT sortRoleChanged(sortRole);
1915     }
1916
1917     const Qt::SortOrder sortOrder = props.sortOrder();
1918     if (sortOrder != m_model->sortOrder()) {
1919         m_model->setSortOrder(sortOrder);
1920         Q_EMIT sortOrderChanged(sortOrder);
1921     }
1922
1923     const bool sortFoldersFirst = props.sortFoldersFirst();
1924     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
1925         m_model->setSortDirectoriesFirst(sortFoldersFirst);
1926         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
1927     }
1928
1929     const bool sortHiddenLast = props.sortHiddenLast();
1930     if (sortHiddenLast != m_model->sortHiddenLast()) {
1931         m_model->setSortHiddenLast(sortHiddenLast);
1932         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
1933     }
1934
1935     const QList<QByteArray> visibleRoles = props.visibleRoles();
1936     if (visibleRoles != m_visibleRoles) {
1937         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1938         m_visibleRoles = visibleRoles;
1939         m_view->setVisibleRoles(visibleRoles);
1940         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1941     }
1942
1943     const bool previewsShown = props.previewsShown();
1944     if (previewsShown != m_view->previewsShown()) {
1945         const int oldZoomLevel = zoomLevel();
1946
1947         m_view->setPreviewsShown(previewsShown);
1948         Q_EMIT previewsShownChanged(previewsShown);
1949
1950         // Changing the preview-state might result in a changed zoom-level
1951         if (oldZoomLevel != zoomLevel()) {
1952             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
1953         }
1954     }
1955
1956     KItemListView* itemListView = m_container->controller()->view();
1957     if (itemListView->isHeaderVisible()) {
1958         KItemListHeader* header = itemListView->header();
1959         const QList<int> headerColumnWidths = props.headerColumnWidths();
1960         const int rolesCount = m_visibleRoles.count();
1961         if (headerColumnWidths.count() == rolesCount) {
1962             header->setAutomaticColumnResizing(false);
1963
1964             QHash<QByteArray, qreal> columnWidths;
1965             for (int i = 0; i < rolesCount; ++i) {
1966                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
1967             }
1968             header->setColumnWidths(columnWidths);
1969         } else {
1970             header->setAutomaticColumnResizing(true);
1971         }
1972     }
1973
1974     m_view->endTransaction();
1975 }
1976
1977 void DolphinView::applyModeToView()
1978 {
1979     switch (m_mode) {
1980     case IconsView:   m_view->setItemLayout(KFileItemListView::IconsLayout); break;
1981     case CompactView: m_view->setItemLayout(KFileItemListView::CompactLayout); break;
1982     case DetailsView: m_view->setItemLayout(KFileItemListView::DetailsLayout); break;
1983     default: Q_ASSERT(false); break;
1984     }
1985 }
1986
1987 void DolphinView::pasteToUrl(const QUrl& url)
1988 {
1989     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
1990     KJobWidgets::setWindow(job, this);
1991     m_clearSelectionBeforeSelectingNewItems = true;
1992     m_markFirstNewlySelectedItemAsCurrent = true;
1993     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
1994     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
1995 }
1996
1997 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
1998 {
1999     QList<QUrl> urls;
2000
2001     const KFileItemList items = selectedItems();
2002     urls.reserve(items.count());
2003     for (const KFileItem& item : items) {
2004         urls.append(item.url());
2005     }
2006
2007     if (itemsExpandable()) {
2008         // TODO: Check if we still need KDirModel for this in KDE 5.0
2009         urls = KDirModel::simplifiedUrlList(urls);
2010     }
2011
2012     return urls;
2013 }
2014
2015 QMimeData* DolphinView::selectionMimeData() const
2016 {
2017     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
2018     const KItemSet selectedIndexes = selectionManager->selectedItems();
2019
2020     return m_model->createMimeData(selectedIndexes);
2021 }
2022
2023 void DolphinView::updateWritableState()
2024 {
2025     const bool wasFolderWritable = m_isFolderWritable;
2026     m_isFolderWritable = false;
2027
2028     KFileItem item = m_model->rootItem();
2029     if (item.isNull()) {
2030         // Try to find out if the URL is writable even if the "root item" is
2031         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2032         item = KFileItem(url());
2033         item.setDelayedMimeTypes(true);
2034     }
2035
2036     KFileItemListProperties capabilities(KFileItemList() << item);
2037     m_isFolderWritable = capabilities.supportsWriting();
2038
2039     if (m_isFolderWritable != wasFolderWritable) {
2040         Q_EMIT writeStateChanged(m_isFolderWritable);
2041     }
2042 }
2043
2044 QUrl DolphinView::viewPropertiesUrl() const
2045 {
2046     if (m_viewPropertiesContext.isEmpty()) {
2047         return m_url;
2048     }
2049
2050     QUrl url;
2051     url.setScheme(m_url.scheme());
2052     url.setPath(m_viewPropertiesContext);
2053     return url;
2054 }
2055
2056 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl>& urls)
2057 {
2058     forceUrlsSelection(urls.first(), urls);
2059 }
2060
2061 void DolphinView::forceUrlsSelection(const QUrl& current, const QList<QUrl>& selected)
2062 {
2063     clearSelection();
2064     m_clearSelectionBeforeSelectingNewItems = true;
2065     markUrlAsCurrent(current);
2066     markUrlsAsSelected(selected);
2067 }
2068
2069 void DolphinView::copyPathToClipboard()
2070 {
2071     const KFileItemList list = selectedItems();
2072     if (list.isEmpty()) {
2073         return;
2074     }
2075     const KFileItem& item = list.at(0);
2076     QString path = item.localPath();
2077     if (path.isEmpty()) {
2078         path = item.url().toDisplayString();
2079     }
2080     QClipboard* clipboard = QApplication::clipboard();
2081     if (clipboard == nullptr) {
2082         return;
2083     }
2084     clipboard->setText(path);
2085 }
2086
2087 void DolphinView::slotIncreaseZoom()
2088 {
2089     setZoomLevel(zoomLevel() + 1);
2090 }
2091
2092 void DolphinView::slotDecreaseZoom()
2093 {
2094     setZoomLevel(zoomLevel() - 1);
2095 }
2096
2097 void DolphinView::slotSwipeUp()
2098 {
2099     Q_EMIT goUpRequested();
2100 }
2101
2102 void DolphinView::showLoadingPlaceholder()
2103 {
2104     m_placeholderLabel->setText(i18n("Loading..."));
2105     m_placeholderLabel->setVisible(true);
2106 }
2107
2108 void DolphinView::updatePlaceholderLabel()
2109 {
2110     m_showLoadingPlaceholderTimer->stop();
2111     if (itemsCount() > 0) {
2112         m_placeholderLabel->setVisible(false);
2113         return;
2114     }
2115
2116     if (m_loading) {
2117         m_placeholderLabel->setVisible(false);
2118         m_showLoadingPlaceholderTimer->start();
2119         return;
2120     }
2121
2122     if (!nameFilter().isEmpty()) {
2123         m_placeholderLabel->setText(i18n("No items matching the filter"));
2124     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2125         m_placeholderLabel->setText(i18n("No items matching the search"));
2126     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2127         m_placeholderLabel->setText(i18n("Trash is empty"));
2128     } else if (m_url.scheme() == QLatin1String("tags")) {
2129         m_placeholderLabel->setText(i18n("No tags"));
2130     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2131         m_placeholderLabel->setText(i18n("No recently used items"));
2132     } else if (m_url.scheme() == QLatin1String("smb")) {
2133         m_placeholderLabel->setText(i18n("No shared folders found"));
2134     } else if (m_url.scheme() == QLatin1String("network")) {
2135         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2136     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2137         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2138     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2139         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2140     } else {
2141         m_placeholderLabel->setText(i18n("Folder is empty"));
2142     }
2143
2144     m_placeholderLabel->setVisible(true);
2145 }