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 #if 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 #include <KUrlMimeData>
  49
  50 #include <QAbstractItemView>
  51 #include <QActionGroup>
  52 #include <QApplication>
  53 #include <QClipboard>
  54 #include <QDropEvent>
  55 #include <QGraphicsOpacityEffect>
  56 #include <QGraphicsSceneDragDropEvent>
  57 #include <QLabel>
  58 #include <QMenu>
  59 #include <QMimeDatabase>
  60 #include <QPixmapCache>
  61 #include <QScrollBar>
  62 #include <QSize>
  63 #include <QTimer>
  64 #include <QToolTip>
  65 #include <QVBoxLayout>
  66
  67 DolphinView::DolphinView(const QUrl& url, QWidget* parent) :
  68     QWidget(parent),
  69     m_active(true),
  70     m_tabsForFiles(false),
  71     m_assureVisibleCurrentIndex(false),
  72     m_isFolderWritable(true),
  73     m_dragging(false),
  74     m_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::sidePaddingChanged,
 206             this, &DolphinView::slotSidePaddingWidthChanged);
 207
 208     KItemListSelectionManager* selectionManager = controller->selectionManager();
 209     connect(selectionManager, &KItemListSelectionManager::selectionChanged,
 210             this, &DolphinView::slotSelectionChanged);
 211
 212 #if 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     KUrlMimeData::exportUrlsToPortal(mimeData);
 762     QApplication::clipboard()->setMimeData(mimeData);
 763 }
 764
 765 void DolphinView::copySelectedItemsToClipboard()
 766 {
 767     QMimeData *mimeData = selectionMimeData();
 768     KUrlMimeData::exportUrlsToPortal(mimeData);
 769     QApplication::clipboard()->setMimeData(mimeData);
 770 }
 771
 772 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 773 {
 774     KIO::CopyJob* job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 775     KJobWidgets::setWindow(job, this);
 776
 777     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 778     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotCopyingDone);
 779     KIO::FileUndoManager::self()->recordCopyJob(job);
 780 }
 781
 782 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 783 {
 784     KIO::CopyJob* job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 785     KJobWidgets::setWindow(job, this);
 786
 787     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 788     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotCopyingDone);
 789     KIO::FileUndoManager::self()->recordCopyJob(job);
 790
 791 }
 792
 793 void DolphinView::paste()
 794 {
 795     pasteToUrl(url());
 796 }
 797
 798 void DolphinView::pasteIntoFolder()
 799 {
 800     const KFileItemList items = selectedItems();
 801     if ((items.count() == 1) && items.first().isDir()) {
 802         pasteToUrl(items.first().url());
 803     }
 804 }
 805
 806 void DolphinView::duplicateSelectedItems()
 807 {
 808     const KFileItemList itemList = selectedItems();
 809     if (itemList.isEmpty()) {
 810         return;
 811     }
 812
 813     const QMimeDatabase db;
 814
 815     // Duplicate all selected items and append "copy" to the end of the file name
 816     // but before the filename extension, if present
 817     QList<QUrl> newSelection;
 818     for (const auto &item : itemList) {
 819         const QUrl originalURL  = item.url();
 820         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 821         const QString originalFileName = item.name();
 822
 823         QString extension = db.suffixForFileName(originalFileName);
 824
 825         QUrl duplicateURL = originalURL;
 826
 827         // No extension; new filename is "<oldfilename> copy"
 828         if (extension.isEmpty()) {
 829             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 830         // There's an extension; new filename is "<oldfilename> copy.<extension>"
 831         } else {
 832             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 833             extension = QLatin1String(".") + extension;
 834             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 835             // Preserve file's original filename extension in case the casing differs
 836             // from what QMimeDatabase::suffixForFileName() returned
 837             const QString originalExtension = originalFileName.right(extension.size());
 838             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 839         }
 840
 841         KIO::CopyJob* job = KIO::copyAs(originalURL, duplicateURL);
 842         KJobWidgets::setWindow(job, this);
 843
 844         if (job) {
 845             newSelection << duplicateURL;
 846             KIO::FileUndoManager::self()->recordCopyJob(job);
 847         }
 848     }
 849
 850     forceUrlsSelection(newSelection.first(), newSelection);
 851 }
 852
 853 void DolphinView::stopLoading()
 854 {
 855     m_model->cancelDirectoryLoading();
 856 }
 857
 858 void DolphinView::updatePalette()
 859 {
 860     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 861     if (!m_active) {
 862         color.setAlpha(150);
 863     }
 864
 865     QWidget* viewport = m_container->viewport();
 866     if (viewport) {
 867         QPalette palette;
 868         palette.setColor(viewport->backgroundRole(), color);
 869         viewport->setPalette(palette);
 870     }
 871
 872     update();
 873 }
 874
 875 void DolphinView::abortTwoClicksRenaming()
 876 {
 877     m_twoClicksRenamingItemUrl.clear();
 878     m_twoClicksRenamingTimer->stop();
 879 }
 880
 881 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 882 {
 883     switch (event->type()) {
 884     case QEvent::PaletteChange:
 885         updatePalette();
 886         QPixmapCache::clear();
 887         break;
 888
 889     case QEvent::WindowActivate:
 890     case QEvent::WindowDeactivate:
 891         updatePalette();
 892         break;
 893
 894     case QEvent::KeyPress:
 895         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 896         if (GeneralSettings::useTabForSwitchingSplitView()) {
 897             QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
 898             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 899                 Q_EMIT toggleActiveViewRequested();
 900                 return true;
 901             }
 902         }
 903         break;
 904     case QEvent::FocusIn:
 905         if (watched == m_container) {
 906             setActive(true);
 907         }
 908         break;
 909
 910     case QEvent::GraphicsSceneDragEnter:
 911         if (watched == m_view) {
 912             m_dragging = true;
 913             abortTwoClicksRenaming();
 914         }
 915         break;
 916
 917     case QEvent::GraphicsSceneDragLeave:
 918         if (watched == m_view) {
 919             m_dragging = false;
 920         }
 921         break;
 922
 923     case QEvent::GraphicsSceneDrop:
 924         if (watched == m_view) {
 925             m_dragging = false;
 926         }
 927         break;
 928
 929     case QEvent::ToolTip:
 930         tryShowNameToolTip(static_cast<QHelpEvent*>(event));
 931
 932     default:
 933         break;
 934     }
 935
 936     return QWidget::eventFilter(watched, event);
 937 }
 938
 939 void DolphinView::wheelEvent(QWheelEvent* event)
 940 {
 941     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 942         const QPoint numDegrees = event->angleDelta() / 8;
 943         const QPoint numSteps = numDegrees / 15;
 944
 945         setZoomLevel(zoomLevel() + numSteps.y());
 946         event->accept();
 947     } else {
 948         event->ignore();
 949     }
 950 }
 951
 952 void DolphinView::hideEvent(QHideEvent* event)
 953 {
 954     hideToolTip();
 955     QWidget::hideEvent(event);
 956 }
 957
 958 bool DolphinView::event(QEvent* event)
 959 {
 960     if (event->type() == QEvent::WindowDeactivate) {
 961         /* See Bug 297355
 962          * Dolphin leaves file preview tooltips open even when is not visible.
 963          *
 964          * Hide tool-tip when Dolphin loses focus.
 965          */
 966         hideToolTip();
 967         abortTwoClicksRenaming();
 968     }
 969
 970     return QWidget::event(event);
 971 }
 972
 973 void DolphinView::activate()
 974 {
 975     setActive(true);
 976 }
 977
 978 void DolphinView::slotItemActivated(int index)
 979 {
 980     abortTwoClicksRenaming();
 981
 982     const KFileItem item = m_model->fileItem(index);
 983     if (!item.isNull()) {
 984         Q_EMIT itemActivated(item);
 985     }
 986 }
 987
 988 void DolphinView::slotItemsActivated(const KItemSet &indexes)
 989 {
 990     Q_ASSERT(indexes.count() >= 2);
 991
 992     abortTwoClicksRenaming();
 993
 994     const auto modifiers = QGuiApplication::keyboardModifiers();
 995
 996     if (indexes.count() > 5) {
 997         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
 998         const int answer = KMessageBox::warningYesNo(this, question);
 999         if (answer != KMessageBox::Yes) {
1000             return;
1001         }
1002     }
1003
1004     KFileItemList items;
1005     items.reserve(indexes.count());
1006
1007     for (int index : indexes) {
1008         KFileItem item = m_model->fileItem(index);
1009         const QUrl& url = openItemAsFolderUrl(item);
1010
1011         if (!url.isEmpty()) {
1012             // Open folders in new tabs or in new windows depending on the modifier
1013             // The ctrl+shift behavior is ignored because we are handling multiple items
1014             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1015             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1016                 Q_EMIT windowRequested(url);
1017             } else {
1018                 Q_EMIT tabRequested(url);
1019             }
1020         } else {
1021             items.append(item);
1022         }
1023     }
1024
1025     if (items.count() == 1) {
1026         Q_EMIT itemActivated(items.first());
1027     } else if (items.count() > 1) {
1028         Q_EMIT itemsActivated(items);
1029     }
1030 }
1031
1032 void DolphinView::slotItemMiddleClicked(int index)
1033 {
1034     const KFileItem& item = m_model->fileItem(index);
1035     const QUrl& url = openItemAsFolderUrl(item);
1036     const auto modifiers = QGuiApplication::keyboardModifiers();
1037     if (!url.isEmpty()) {
1038         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1039         if (modifiers & Qt::ShiftModifier) {
1040             Q_EMIT activeTabRequested(url);
1041         } else {
1042             Q_EMIT tabRequested(url);
1043         }
1044     } else if (isTabsForFilesEnabled()) {
1045         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1046         if (modifiers & Qt::ShiftModifier) {
1047             Q_EMIT activeTabRequested(item.url());
1048         } else {
1049             Q_EMIT tabRequested(item.url());
1050         }
1051     }
1052 }
1053
1054 void DolphinView::slotItemContextMenuRequested(int index, const QPointF& pos)
1055 {
1056     // Force emit of a selection changed signal before we request the
1057     // context menu, to update the edit-actions first. (See Bug 294013)
1058     if (m_selectionChangedTimer->isActive()) {
1059         emitSelectionChangedSignal();
1060     }
1061
1062     const KFileItem item = m_model->fileItem(index);
1063     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1064 }
1065
1066 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
1067 {
1068     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1069 }
1070
1071 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
1072 {
1073     ViewProperties props(viewPropertiesUrl());
1074
1075     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1076
1077     KItemListView* view = m_container->controller()->view();
1078     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1079
1080     bool indexingEnabled = false;
1081 #if HAVE_BALOO
1082     Baloo::IndexerConfig config;
1083     indexingEnabled = config.fileIndexingEnabled();
1084 #endif
1085
1086     QString groupName;
1087     QMenu* groupMenu = nullptr;
1088
1089     // Add all roles to the menu that can be shown or hidden by the user
1090     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1091     for (const KFileItemModel::RoleInfo& info : rolesInfo) {
1092         if (info.role == "text") {
1093             // It should not be possible to hide the "text" role
1094             continue;
1095         }
1096
1097         const QString text = m_model->roleDescription(info.role);
1098         QAction* action = nullptr;
1099         if (info.group.isEmpty()) {
1100             action = menu->addAction(text);
1101         } else {
1102             if (!groupMenu || info.group != groupName) {
1103                 groupName = info.group;
1104                 groupMenu = menu->addMenu(groupName);
1105             }
1106
1107             action = groupMenu->addAction(text);
1108         }
1109
1110         action->setCheckable(true);
1111         action->setChecked(visibleRolesSet.contains(info.role));
1112         action->setData(info.role);
1113
1114         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
1115                             (info.requiresBaloo) ||
1116                             (info.requiresIndexer && indexingEnabled);
1117         action->setEnabled(enable);
1118     }
1119
1120     menu->addSeparator();
1121
1122     QActionGroup* widthsGroup = new QActionGroup(menu);
1123     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1124
1125     QAction* toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1126     toggleSidePaddingAction->setCheckable(true);
1127     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1128
1129     QAction* autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1130     autoAdjustWidthsAction->setCheckable(true);
1131     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1132     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1133
1134     QAction* customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1135     customWidthsAction->setCheckable(true);
1136     customWidthsAction->setChecked(!autoColumnWidths);
1137     customWidthsAction->setActionGroup(widthsGroup);
1138
1139     QAction* action = menu->exec(pos.toPoint());
1140     if (menu && action) {
1141         KItemListHeader* header = view->header();
1142
1143         if (action == autoAdjustWidthsAction) {
1144             // Clear the column-widths from the viewproperties and turn on
1145             // the automatic resizing of the columns
1146             props.setHeaderColumnWidths(QList<int>());
1147             header->setAutomaticColumnResizing(true);
1148         } else if (action == customWidthsAction) {
1149             // Apply the current column-widths as custom column-widths and turn
1150             // off the automatic resizing of the columns
1151             QList<int> columnWidths;
1152             const auto visibleRoles = view->visibleRoles();
1153             columnWidths.reserve(visibleRoles.count());
1154             for (const QByteArray& role : visibleRoles) {
1155                 columnWidths.append(header->columnWidth(role));
1156             }
1157             props.setHeaderColumnWidths(columnWidths);
1158             header->setAutomaticColumnResizing(false);
1159         } else if (action == toggleSidePaddingAction) {
1160             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1161         } else {
1162             // Show or hide the selected role
1163             const QByteArray selectedRole = action->data().toByteArray();
1164
1165             QList<QByteArray> visibleRoles = view->visibleRoles();
1166             if (action->isChecked()) {
1167                 visibleRoles.append(selectedRole);
1168             } else {
1169                 visibleRoles.removeOne(selectedRole);
1170             }
1171
1172             view->setVisibleRoles(visibleRoles);
1173             props.setVisibleRoles(visibleRoles);
1174
1175             QList<int> columnWidths;
1176             if (!header->automaticColumnResizing()) {
1177                 const auto visibleRoles = view->visibleRoles();
1178                 columnWidths.reserve(visibleRoles.count());
1179                 for (const QByteArray& role : visibleRoles) {
1180                     columnWidths.append(header->columnWidth(role));
1181                 }
1182             }
1183             props.setHeaderColumnWidths(columnWidths);
1184         }
1185     }
1186
1187     delete menu;
1188 }
1189
1190 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray& role, qreal current)
1191 {
1192     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1193
1194     ViewProperties props(viewPropertiesUrl());
1195     QList<int> columnWidths = props.headerColumnWidths();
1196     if (columnWidths.count() != visibleRoles.count()) {
1197         columnWidths.clear();
1198         columnWidths.reserve(visibleRoles.count());
1199         const KItemListHeader* header = m_view->header();
1200         for (const QByteArray& role : visibleRoles) {
1201             const int width = header->columnWidth(role);
1202             columnWidths.append(width);
1203         }
1204     }
1205
1206     const int roleIndex = visibleRoles.indexOf(role);
1207     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1208     columnWidths[roleIndex] = current;
1209
1210     props.setHeaderColumnWidths(columnWidths);
1211 }
1212
1213 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1214 {
1215     ViewProperties props(viewPropertiesUrl());
1216     DetailsModeSettings::setSidePadding(int(width));
1217     m_view->writeSettings();
1218 }
1219
1220 void DolphinView::slotItemHovered(int index)
1221 {
1222     const KFileItem item = m_model->fileItem(index);
1223
1224     if (GeneralSettings::showToolTips() && !m_dragging) {
1225         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1226         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1227         itemRect.moveTo(pos);
1228
1229 #if HAVE_BALOO
1230         auto nativeParent = nativeParentWidget();
1231         if (nativeParent) {
1232             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1233         }
1234 #endif
1235     }
1236
1237     Q_EMIT requestItemInfo(item);
1238 }
1239
1240 void DolphinView::slotItemUnhovered(int index)
1241 {
1242     Q_UNUSED(index)
1243     hideToolTip();
1244     Q_EMIT requestItemInfo(KFileItem());
1245 }
1246
1247 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
1248 {
1249     QUrl destUrl;
1250     KFileItem destItem = m_model->fileItem(index);
1251     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1252         // Use the URL of the view as drop target if the item is no directory
1253         // or desktop-file
1254         destItem = m_model->rootItem();
1255         destUrl = url();
1256     } else {
1257         // The item represents a directory or desktop-file
1258         destUrl = destItem.mostLocalUrl();
1259     }
1260
1261     QDropEvent dropEvent(event->pos().toPoint(),
1262                          event->possibleActions(),
1263                          event->mimeData(),
1264                          event->buttons(),
1265                          event->modifiers());
1266     dropUrls(destUrl, &dropEvent, this);
1267
1268     setActive(true);
1269 }
1270
1271 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1272 {
1273     KIO::DropJob* job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1274
1275     if (job) {
1276         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1277
1278         if (destUrl == url()) {
1279             // Mark the dropped urls as selected.
1280             m_clearSelectionBeforeSelectingNewItems = true;
1281             m_markFirstNewlySelectedItemAsCurrent = true;
1282             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1283         }
1284     }
1285 }
1286
1287 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
1288 {
1289     if (previous != nullptr) {
1290         Q_ASSERT(qobject_cast<KFileItemModel*>(previous));
1291         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(previous);
1292         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1293         m_versionControlObserver->setModel(nullptr);
1294     }
1295
1296     if (current) {
1297         Q_ASSERT(qobject_cast<KFileItemModel*>(current));
1298         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
1299         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1300         m_versionControlObserver->setModel(fileItemModel);
1301     }
1302 }
1303
1304 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1305 {
1306     Q_UNUSED(itemIndex)
1307
1308     hideToolTip();
1309
1310     if (buttons & Qt::BackButton) {
1311         Q_EMIT goBackRequested();
1312     } else if (buttons & Qt::ForwardButton) {
1313         Q_EMIT goForwardRequested();
1314     }
1315 }
1316
1317 void DolphinView::slotSelectedItemTextPressed(int index)
1318 {
1319     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1320         const KFileItem item = m_model->fileItem(index);
1321         const KFileItemListProperties capabilities(KFileItemList() << item);
1322         if (capabilities.supportsMoving()) {
1323             m_twoClicksRenamingItemUrl = item.url();
1324             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1325         }
1326     }
1327 }
1328
1329 void DolphinView::slotCopyingDone(KIO::Job *, const QUrl &, const QUrl &to)
1330 {
1331     slotItemCreated(to);
1332 }
1333
1334 void DolphinView::slotItemCreated(const QUrl& url)
1335 {
1336     if (m_markFirstNewlySelectedItemAsCurrent) {
1337         markUrlAsCurrent(url);
1338         m_markFirstNewlySelectedItemAsCurrent = false;
1339     }
1340     m_selectedUrls << url;
1341 }
1342
1343 void DolphinView::slotJobResult(KJob *job)
1344 {
1345     if (job->error()) {
1346         Q_EMIT errorMessage(job->errorString());
1347     }
1348     if (!m_selectedUrls.isEmpty()) {
1349         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1350     }
1351 }
1352
1353 void DolphinView::slotSelectionChanged(const KItemSet& current, const KItemSet& previous)
1354 {
1355     const int currentCount = current.count();
1356     const int previousCount = previous.count();
1357     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
1358                                        (currentCount >  0 && previousCount == 0);
1359
1360     // If nothing has been selected before and something got selected (or if something
1361     // was selected before and now nothing is selected) the selectionChangedSignal must
1362     // be emitted asynchronously as fast as possible to update the edit-actions.
1363     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1364     m_selectionChangedTimer->start();
1365 }
1366
1367 void DolphinView::emitSelectionChangedSignal()
1368 {
1369     m_selectionChangedTimer->stop();
1370     Q_EMIT selectionChanged(selectedItems());
1371 }
1372
1373 void DolphinView::slotStatJobResult(KJob *job)
1374 {
1375     int folderCount = 0;
1376     int fileCount = 0;
1377     KIO::filesize_t totalFileSize = 0;
1378     bool countFileSize = true;
1379
1380     const auto entry =  static_cast<KIO::StatJob *>(job)->statResult();
1381     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1382         // We have a precomputed value.
1383         totalFileSize = static_cast<KIO::filesize_t>(
1384                                 entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1385         countFileSize = false;
1386     }
1387
1388     const int itemCount = m_model->count();
1389     for (int i = 0; i < itemCount; ++i) {
1390         const KFileItem item = m_model->fileItem(i);
1391         if (item.isDir()) {
1392             ++folderCount;
1393         } else {
1394             ++fileCount;
1395             if (countFileSize) {
1396                 totalFileSize += item.size();
1397             }
1398         }
1399     }
1400     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1401 }
1402
1403 void DolphinView::updateSortRole(const QByteArray& role)
1404 {
1405     ViewProperties props(viewPropertiesUrl());
1406     props.setSortRole(role);
1407
1408     KItemModelBase* model = m_container->controller()->model();
1409     model->setSortRole(role);
1410
1411     Q_EMIT sortRoleChanged(role);
1412 }
1413
1414 void DolphinView::updateSortOrder(Qt::SortOrder order)
1415 {
1416     ViewProperties props(viewPropertiesUrl());
1417     props.setSortOrder(order);
1418
1419     m_model->setSortOrder(order);
1420
1421     Q_EMIT sortOrderChanged(order);
1422 }
1423
1424 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1425 {
1426     ViewProperties props(viewPropertiesUrl());
1427     props.setSortFoldersFirst(foldersFirst);
1428
1429     m_model->setSortDirectoriesFirst(foldersFirst);
1430
1431     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1432 }
1433
1434 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1435 {
1436     ViewProperties props(viewPropertiesUrl());
1437     props.setSortHiddenLast(hiddenLast);
1438
1439     m_model->setSortHiddenLast(hiddenLast);
1440
1441     Q_EMIT sortHiddenLastChanged(hiddenLast);
1442 }
1443
1444
1445 QPair<bool, QString> DolphinView::pasteInfo() const
1446 {
1447     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1448     QPair<bool, QString> info;
1449     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1450     return info;
1451 }
1452
1453 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1454 {
1455     m_tabsForFiles = tabsForFiles;
1456 }
1457
1458 bool DolphinView::isTabsForFilesEnabled() const
1459 {
1460     return m_tabsForFiles;
1461 }
1462
1463 bool DolphinView::itemsExpandable() const
1464 {
1465     return m_mode == DetailsView;
1466 }
1467
1468 void DolphinView::restoreState(QDataStream& stream)
1469 {
1470     // Read the version number of the view state and check if the version is supported.
1471     quint32 version = 0;
1472     stream >> version;
1473     if (version != 1) {
1474         // The version of the view state isn't supported, we can't restore it.
1475         return;
1476     }
1477
1478     // Restore the current item that had the keyboard focus
1479     stream >> m_currentItemUrl;
1480
1481     // Restore the previously selected items
1482     stream >> m_selectedUrls;
1483
1484     // Restore the view position
1485     stream >> m_restoredContentsPosition;
1486
1487     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1488     QSet<QUrl> urls;
1489     stream >> urls;
1490     m_model->restoreExpandedDirectories(urls);
1491 }
1492
1493 void DolphinView::saveState(QDataStream& stream)
1494 {
1495     stream << quint32(1); // View state version
1496
1497     // Save the current item that has the keyboard focus
1498     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1499     if (currentIndex != -1) {
1500         KFileItem item = m_model->fileItem(currentIndex);
1501         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1502         QUrl currentItemUrl = item.url();
1503         stream << currentItemUrl;
1504     } else {
1505         stream << QUrl();
1506     }
1507
1508     // Save the selected urls
1509     stream << selectedItems().urlList();
1510
1511     // Save view position
1512     const qreal x = m_container->horizontalScrollBar()->value();
1513     const qreal y = m_container->verticalScrollBar()->value();
1514     stream << QPoint(x, y);
1515
1516     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1517     stream << m_model->expandedDirectories();
1518 }
1519
1520 KFileItem DolphinView::rootItem() const
1521 {
1522     return m_model->rootItem();
1523 }
1524
1525 void DolphinView::setViewPropertiesContext(const QString& context)
1526 {
1527     m_viewPropertiesContext = context;
1528 }
1529
1530 QString DolphinView::viewPropertiesContext() const
1531 {
1532     return m_viewPropertiesContext;
1533 }
1534
1535 QUrl DolphinView::openItemAsFolderUrl(const KFileItem& item, const bool browseThroughArchives)
1536 {
1537     if (item.isNull()) {
1538         return QUrl();
1539     }
1540
1541     QUrl url = item.targetUrl();
1542
1543     if (item.isDir()) {
1544         return url;
1545     }
1546
1547     if (item.isMimeTypeKnown()) {
1548         const QString& mimetype = item.mimetype();
1549
1550         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1551             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1552             // zip:/<path>/ when clicking on a zip file, etc.
1553             // The .protocol file specifies the mimetype that the kioslave handles.
1554             // Note that we don't use mimetype inheritance since we don't want to
1555             // open OpenDocument files as zip folders...
1556             const QString& protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1557             if (!protocol.isEmpty()) {
1558                 url.setScheme(protocol);
1559                 return url;
1560             }
1561         }
1562
1563         if (mimetype == QLatin1String("application/x-desktop")) {
1564             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1565             KDesktopFile desktopFile(url.toLocalFile());
1566             if (desktopFile.hasLinkType()) {
1567                 const QString linkUrl = desktopFile.readUrl();
1568                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1569                     return QUrl::fromUserInput(linkUrl);
1570                 }
1571             }
1572         }
1573     }
1574
1575     return QUrl();
1576 }
1577
1578 void DolphinView::resetZoomLevel()
1579 {
1580     ViewModeSettings settings{m_mode};
1581     settings.useDefaults(true);
1582     const int defaultIconSize = settings.iconSize();
1583     settings.useDefaults(false);
1584
1585     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1586 }
1587
1588 void DolphinView::observeCreatedItem(const QUrl& url)
1589 {
1590     if (m_active) {
1591         forceUrlsSelection(url, {url});
1592     }
1593 }
1594
1595 void DolphinView::slotDirectoryRedirection(const QUrl& oldUrl, const QUrl& newUrl)
1596 {
1597     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1598         Q_EMIT redirection(oldUrl, newUrl);
1599         m_url = newUrl; // #186947
1600     }
1601 }
1602
1603 void DolphinView::updateViewState()
1604 {
1605     if (m_currentItemUrl != QUrl()) {
1606         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1607
1608         // if there is a selection already, leave it that way
1609         if (!selectionManager->hasSelection()) {
1610             const int currentIndex = m_model->index(m_currentItemUrl);
1611             if (currentIndex != -1) {
1612                 selectionManager->setCurrentItem(currentIndex);
1613
1614                 // scroll to current item and reset the state
1615                 if (m_scrollToCurrentItem) {
1616                     m_view->scrollToItem(currentIndex);
1617                     m_scrollToCurrentItem = false;
1618                 }
1619                 m_currentItemUrl = QUrl();
1620             } else {
1621                 selectionManager->setCurrentItem(0);
1622             }
1623         } else {
1624             m_currentItemUrl = QUrl();
1625         }
1626     }
1627
1628     if (!m_restoredContentsPosition.isNull()) {
1629         const int x = m_restoredContentsPosition.x();
1630         const int y = m_restoredContentsPosition.y();
1631         m_restoredContentsPosition = QPoint();
1632
1633         m_container->horizontalScrollBar()->setValue(x);
1634         m_container->verticalScrollBar()->setValue(y);
1635     }
1636
1637     if (!m_selectedUrls.isEmpty()) {
1638         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1639
1640         // if there is a selection already, leave it that way
1641         if (!selectionManager->hasSelection()) {
1642             if (m_clearSelectionBeforeSelectingNewItems) {
1643                 selectionManager->clearSelection();
1644                 m_clearSelectionBeforeSelectingNewItems = false;
1645             }
1646
1647             KItemSet selectedItems = selectionManager->selectedItems();
1648
1649             QList<QUrl>::iterator it = m_selectedUrls.begin();
1650             while (it != m_selectedUrls.end()) {
1651                 const int index = m_model->index(*it);
1652                 if (index >= 0) {
1653                     selectedItems.insert(index);
1654                     it = m_selectedUrls.erase(it);
1655                 } else {
1656                     ++it;
1657                 }
1658             }
1659
1660             if (!selectedItems.isEmpty()) {
1661                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1662                 selectionManager->setSelectedItems(selectedItems);
1663             }
1664         }
1665     }
1666 }
1667
1668 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1669 {
1670     if (GeneralSettings::showToolTips()) {
1671 #if HAVE_BALOO
1672         m_toolTipManager->hideToolTip(behavior);
1673 #else
1674         Q_UNUSED(behavior)
1675 #endif
1676     } else if (m_mode == DolphinView::IconsView) {
1677        QToolTip::hideText();
1678     }
1679 }
1680
1681 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1682 {
1683     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1684
1685     // verify that only one item is selected
1686     if (selectionManager->selectedItems().count() == 1) {
1687         const int index = selectionManager->currentItem();
1688         const QUrl fileItemUrl = m_model->fileItem(index).url();
1689
1690         // check if the selected item was the same item that started the twoClicksRenaming
1691         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1692             renameSelectedItems();
1693         }
1694     }
1695 }
1696
1697 void DolphinView::slotTrashFileFinished(KJob* job)
1698 {
1699     if (job->error() == 0) {
1700         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1701     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1702         Q_EMIT errorMessage(job->errorString());
1703     }
1704 }
1705
1706 void DolphinView::slotDeleteFileFinished(KJob* job)
1707 {
1708     if (job->error() == 0) {
1709         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1710     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1711         Q_EMIT errorMessage(job->errorString());
1712     }
1713 }
1714
1715 void DolphinView::slotRenamingResult(KJob* job)
1716 {
1717     if (job->error()) {
1718         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1719         Q_ASSERT(copyJob);
1720         const QUrl newUrl = copyJob->destUrl();
1721         const int index = m_model->index(newUrl);
1722         if (index >= 0) {
1723             QHash<QByteArray, QVariant> data;
1724             const QUrl oldUrl = copyJob->srcUrls().at(0);
1725             data.insert("text", oldUrl.fileName());
1726             m_model->setData(index, data);
1727         }
1728     }
1729 }
1730
1731 void DolphinView::slotDirectoryLoadingStarted()
1732 {
1733     m_loadingState = LoadingState::Loading;
1734     updatePlaceholderLabel();
1735
1736     // Disable the writestate temporary until it can be determined in a fast way
1737     // in DolphinView::slotDirectoryLoadingCompleted()
1738     if (m_isFolderWritable) {
1739         m_isFolderWritable = false;
1740         Q_EMIT writeStateChanged(m_isFolderWritable);
1741     }
1742
1743     Q_EMIT directoryLoadingStarted();
1744 }
1745
1746 void DolphinView::slotDirectoryLoadingCompleted()
1747 {
1748     m_loadingState = LoadingState::Completed;
1749
1750     // Update the view-state. This has to be done asynchronously
1751     // because the view might not be in its final state yet.
1752     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1753
1754     // Update the placeholder label in case we found that the folder was empty
1755     // after loading it
1756
1757     Q_EMIT directoryLoadingCompleted();
1758
1759     updatePlaceholderLabel();
1760     updateWritableState();
1761 }
1762
1763 void DolphinView::slotDirectoryLoadingCanceled()
1764 {
1765     m_loadingState = LoadingState::Canceled;
1766
1767     updatePlaceholderLabel();
1768
1769     Q_EMIT directoryLoadingCanceled();
1770 }
1771
1772 void DolphinView::slotItemsChanged()
1773 {
1774     m_assureVisibleCurrentIndex = false;
1775 }
1776
1777 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1778 {
1779     Q_UNUSED(previous)
1780     Q_ASSERT(m_model->sortOrder() == current);
1781
1782     ViewProperties props(viewPropertiesUrl());
1783     props.setSortOrder(current);
1784
1785     Q_EMIT sortOrderChanged(current);
1786 }
1787
1788 void DolphinView::slotSortRoleChangedByHeader(const QByteArray& current, const QByteArray& previous)
1789 {
1790     Q_UNUSED(previous)
1791     Q_ASSERT(m_model->sortRole() == current);
1792
1793     ViewProperties props(viewPropertiesUrl());
1794     props.setSortRole(current);
1795
1796     Q_EMIT sortRoleChanged(current);
1797 }
1798
1799 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray>& current,
1800                                                   const QList<QByteArray>& previous)
1801 {
1802     Q_UNUSED(previous)
1803     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1804
1805     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1806
1807     m_visibleRoles = current;
1808
1809     ViewProperties props(viewPropertiesUrl());
1810     props.setVisibleRoles(m_visibleRoles);
1811
1812     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1813 }
1814
1815 void DolphinView::slotRoleEditingCanceled()
1816 {
1817     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1818                this, &DolphinView::slotRoleEditingFinished);
1819 }
1820
1821 void DolphinView::slotRoleEditingFinished(int index, const QByteArray& role, const QVariant& value)
1822 {
1823     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1824                this, &DolphinView::slotRoleEditingFinished);
1825
1826     const KFileItemList items = selectedItems();
1827     if (items.count() != 1) {
1828         return;
1829     }
1830
1831     if (role == "text") {
1832         const KFileItem oldItem = items.first();
1833         const EditResult retVal = value.value<EditResult>();
1834         const QString newName = retVal.newName;
1835         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1836             const QUrl oldUrl = oldItem.url();
1837
1838             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1839             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1840
1841 #ifndef Q_OS_WIN
1842             //Confirm hiding file/directory by renaming inline
1843             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1844                 KGuiItem yesGuiItem(KStandardGuiItem::yes());
1845                 yesGuiItem.setText(i18nc("@action:button", "Rename and Hide"));
1846
1847                 const auto code = KMessageBox::questionYesNo(this,
1848                                                              oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1849                                                                                      "Do you still want to rename it?")
1850                                                                               : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1851                                                                                      "Do you still want to rename it?"),
1852                                                              oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1853                                                              yesGuiItem,
1854                                                              KStandardGuiItem::cancel(),
1855                                                              QStringLiteral("ConfirmHide")
1856                                                             );
1857
1858                 if (code == KMessageBox::No) {
1859                    return;
1860                 }
1861             }
1862 #endif
1863
1864             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
1865             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
1866                 // Only change the data in the model if no item with the new name
1867                 // is in the model yet. If there is an item with the new name
1868                 // already, calling KIO::CopyJob will open a dialog
1869                 // asking for a new name, and KFileItemModel will update the
1870                 // data when the dir lister signals that the file name has changed.
1871                 QHash<QByteArray, QVariant> data;
1872                 data.insert(role, retVal.newName);
1873                 m_model->setData(index, data);
1874             }
1875
1876             KIO::Job * job = KIO::moveAs(oldUrl, newUrl);
1877             KJobWidgets::setWindow(job, this);
1878             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
1879             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
1880
1881             forceUrlsSelection(newUrl, {newUrl});
1882
1883             if (!newNameExistsAlready) {
1884                 // Only connect the result signal if there is no item with the new name
1885                 // in the model yet, see bug 328262.
1886                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
1887             }
1888         }
1889         if (retVal.direction != EditDone) {
1890             const short indexShift = retVal.direction == EditNext ? 1 : -1;
1891             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
1892             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1,
1893                     KItemListSelectionManager::Select);
1894             renameSelectedItems();
1895         }
1896     }
1897 }
1898
1899 void DolphinView::loadDirectory(const QUrl& url, bool reload)
1900 {
1901     if (!url.isValid()) {
1902         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
1903         if (location.isEmpty()) {
1904             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
1905         } else {
1906             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1907         }
1908         return;
1909     }
1910
1911     if (reload) {
1912         m_model->refreshDirectory(url);
1913     } else {
1914         m_model->loadDirectory(url);
1915     }
1916 }
1917
1918 void DolphinView::applyViewProperties()
1919 {
1920     const ViewProperties props(viewPropertiesUrl());
1921     applyViewProperties(props);
1922 }
1923
1924 void DolphinView::applyViewProperties(const ViewProperties& props)
1925 {
1926     m_view->beginTransaction();
1927
1928     const Mode mode = props.viewMode();
1929     if (m_mode != mode) {
1930         const Mode previousMode = m_mode;
1931         m_mode = mode;
1932
1933         // Changing the mode might result in changing
1934         // the zoom level. Remember the old zoom level so
1935         // that zoomLevelChanged() can get emitted.
1936         const int oldZoomLevel = m_view->zoomLevel();
1937         applyModeToView();
1938
1939         Q_EMIT modeChanged(m_mode, previousMode);
1940
1941         if (m_view->zoomLevel() != oldZoomLevel) {
1942             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
1943         }
1944     }
1945
1946     const bool hiddenFilesShown = props.hiddenFilesShown();
1947     if (hiddenFilesShown != m_model->showHiddenFiles()) {
1948         m_model->setShowHiddenFiles(hiddenFilesShown);
1949         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
1950     }
1951
1952     const bool groupedSorting = props.groupedSorting();
1953     if (groupedSorting != m_model->groupedSorting()) {
1954         m_model->setGroupedSorting(groupedSorting);
1955         Q_EMIT groupedSortingChanged(groupedSorting);
1956     }
1957
1958     const QByteArray sortRole = props.sortRole();
1959     if (sortRole != m_model->sortRole()) {
1960         m_model->setSortRole(sortRole);
1961         Q_EMIT sortRoleChanged(sortRole);
1962     }
1963
1964     const Qt::SortOrder sortOrder = props.sortOrder();
1965     if (sortOrder != m_model->sortOrder()) {
1966         m_model->setSortOrder(sortOrder);
1967         Q_EMIT sortOrderChanged(sortOrder);
1968     }
1969
1970     const bool sortFoldersFirst = props.sortFoldersFirst();
1971     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
1972         m_model->setSortDirectoriesFirst(sortFoldersFirst);
1973         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
1974     }
1975
1976     const bool sortHiddenLast = props.sortHiddenLast();
1977     if (sortHiddenLast != m_model->sortHiddenLast()) {
1978         m_model->setSortHiddenLast(sortHiddenLast);
1979         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
1980     }
1981
1982     const QList<QByteArray> visibleRoles = props.visibleRoles();
1983     if (visibleRoles != m_visibleRoles) {
1984         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1985         m_visibleRoles = visibleRoles;
1986         m_view->setVisibleRoles(visibleRoles);
1987         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1988     }
1989
1990     const bool previewsShown = props.previewsShown();
1991     if (previewsShown != m_view->previewsShown()) {
1992         const int oldZoomLevel = zoomLevel();
1993
1994         m_view->setPreviewsShown(previewsShown);
1995         Q_EMIT previewsShownChanged(previewsShown);
1996
1997         // Changing the preview-state might result in a changed zoom-level
1998         if (oldZoomLevel != zoomLevel()) {
1999             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2000         }
2001     }
2002
2003     KItemListView* itemListView = m_container->controller()->view();
2004     if (itemListView->isHeaderVisible()) {
2005         KItemListHeader* header = itemListView->header();
2006         const QList<int> headerColumnWidths = props.headerColumnWidths();
2007         const int rolesCount = m_visibleRoles.count();
2008         if (headerColumnWidths.count() == rolesCount) {
2009             header->setAutomaticColumnResizing(false);
2010
2011             QHash<QByteArray, qreal> columnWidths;
2012             for (int i = 0; i < rolesCount; ++i) {
2013                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2014             }
2015             header->setColumnWidths(columnWidths);
2016         } else {
2017             header->setAutomaticColumnResizing(true);
2018         }
2019         header->setSidePadding(DetailsModeSettings::sidePadding());
2020     }
2021
2022     m_view->endTransaction();
2023 }
2024
2025 void DolphinView::applyModeToView()
2026 {
2027     switch (m_mode) {
2028     case IconsView:   m_view->setItemLayout(KFileItemListView::IconsLayout); break;
2029     case CompactView: m_view->setItemLayout(KFileItemListView::CompactLayout); break;
2030     case DetailsView: m_view->setItemLayout(KFileItemListView::DetailsLayout); break;
2031     default: Q_ASSERT(false); break;
2032     }
2033 }
2034
2035 void DolphinView::pasteToUrl(const QUrl& url)
2036 {
2037     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2038     KJobWidgets::setWindow(job, this);
2039     m_clearSelectionBeforeSelectingNewItems = true;
2040     m_markFirstNewlySelectedItemAsCurrent = true;
2041     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2042     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2043 }
2044
2045 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2046 {
2047     QList<QUrl> urls;
2048
2049     const KFileItemList items = selectedItems();
2050     urls.reserve(items.count());
2051     for (const KFileItem& item : items) {
2052         urls.append(item.url());
2053     }
2054
2055     if (itemsExpandable()) {
2056         // TODO: Check if we still need KDirModel for this in KDE 5.0
2057         urls = KDirModel::simplifiedUrlList(urls);
2058     }
2059
2060     return urls;
2061 }
2062
2063 QMimeData* DolphinView::selectionMimeData() const
2064 {
2065     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
2066     const KItemSet selectedIndexes = selectionManager->selectedItems();
2067
2068     return m_model->createMimeData(selectedIndexes);
2069 }
2070
2071 void DolphinView::updateWritableState()
2072 {
2073     const bool wasFolderWritable = m_isFolderWritable;
2074     m_isFolderWritable = false;
2075
2076     KFileItem item = m_model->rootItem();
2077     if (item.isNull()) {
2078         // Try to find out if the URL is writable even if the "root item" is
2079         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2080         item = KFileItem(url());
2081         item.setDelayedMimeTypes(true);
2082     }
2083
2084     KFileItemListProperties capabilities(KFileItemList() << item);
2085     m_isFolderWritable = capabilities.supportsWriting();
2086
2087     if (m_isFolderWritable != wasFolderWritable) {
2088         Q_EMIT writeStateChanged(m_isFolderWritable);
2089     }
2090 }
2091
2092 QUrl DolphinView::viewPropertiesUrl() const
2093 {
2094     if (m_viewPropertiesContext.isEmpty()) {
2095         return m_url;
2096     }
2097
2098     QUrl url;
2099     url.setScheme(m_url.scheme());
2100     url.setPath(m_viewPropertiesContext);
2101     return url;
2102 }
2103
2104 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl>& urls)
2105 {
2106     forceUrlsSelection(urls.first(), urls);
2107 }
2108
2109 void DolphinView::forceUrlsSelection(const QUrl& current, const QList<QUrl>& selected)
2110 {
2111     clearSelection();
2112     m_clearSelectionBeforeSelectingNewItems = true;
2113     markUrlAsCurrent(current);
2114     markUrlsAsSelected(selected);
2115 }
2116
2117 void DolphinView::copyPathToClipboard()
2118 {
2119     const KFileItemList list = selectedItems();
2120     if (list.isEmpty()) {
2121         return;
2122     }
2123     const KFileItem& item = list.at(0);
2124     QString path = item.localPath();
2125     if (path.isEmpty()) {
2126         path = item.url().toDisplayString();
2127     }
2128     QClipboard* clipboard = QApplication::clipboard();
2129     if (clipboard == nullptr) {
2130         return;
2131     }
2132     clipboard->setText(path);
2133 }
2134
2135 void DolphinView::slotIncreaseZoom()
2136 {
2137     setZoomLevel(zoomLevel() + 1);
2138 }
2139
2140 void DolphinView::slotDecreaseZoom()
2141 {
2142     setZoomLevel(zoomLevel() - 1);
2143 }
2144
2145 void DolphinView::slotSwipeUp()
2146 {
2147     Q_EMIT goUpRequested();
2148 }
2149
2150 void DolphinView::showLoadingPlaceholder()
2151 {
2152     m_placeholderLabel->setText(i18n("Loading..."));
2153     m_placeholderLabel->setVisible(true);
2154 }
2155
2156 void DolphinView::updatePlaceholderLabel()
2157 {
2158     m_showLoadingPlaceholderTimer->stop();
2159     if (itemsCount() > 0) {
2160         m_placeholderLabel->setVisible(false);
2161         return;
2162     }
2163
2164     if (m_loadingState == LoadingState::Loading) {
2165         m_placeholderLabel->setVisible(false);
2166         m_showLoadingPlaceholderTimer->start();
2167         return;
2168     }
2169
2170     if (m_loadingState == LoadingState::Canceled) {
2171         m_placeholderLabel->setText(i18n("Loading canceled"));
2172     } else if (!nameFilter().isEmpty()) {
2173         m_placeholderLabel->setText(i18n("No items matching the filter"));
2174     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2175         m_placeholderLabel->setText(i18n("No items matching the search"));
2176     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2177         m_placeholderLabel->setText(i18n("Trash is empty"));
2178     } else if (m_url.scheme() == QLatin1String("tags")) {
2179         if (m_url.path() == QLatin1Char('/')) {
2180             m_placeholderLabel->setText(i18n("No tags"));
2181         } else {
2182             const QString tagName = m_url.path().mid(1); // Remove leading /
2183             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2184         }
2185
2186     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2187         m_placeholderLabel->setText(i18n("No recently used items"));
2188     } else if (m_url.scheme() == QLatin1String("smb")) {
2189         m_placeholderLabel->setText(i18n("No shared folders found"));
2190     } else if (m_url.scheme() == QLatin1String("network")) {
2191         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2192     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2193         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2194     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2195         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2196     } else {
2197         m_placeholderLabel->setText(i18n("Folder is empty"));
2198     }
2199
2200     m_placeholderLabel->setVisible(true);
2201 }
2202
2203 void DolphinView::tryShowNameToolTip(QHelpEvent* event)
2204 {
2205     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2206         const std::optional<int> index = m_view->itemAt(event->pos());
2207
2208         if (!index.has_value()) {
2209             return;
2210         }
2211
2212         // Check whether the filename has been elided
2213         const bool isElided = m_view->isElided(index.value());
2214
2215         if(isElided) {
2216             const KFileItem item = m_model->fileItem(index.value());
2217             const QString text = item.text();
2218             const QPoint pos = mapToGlobal(event->pos());
2219             QToolTip::showText(pos, text);
2220         }
2221     }
2222 }