src/views/dolphinview.cpp

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