src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <kio_version.h>
  53 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
  54 #include <KIO/DeleteOrTrashJob>
  55 #endif
  56
  57 #include <QAbstractItemView>
  58 #include <QActionGroup>
  59 #include <QApplication>
  60 #include <QClipboard>
  61 #include <QDropEvent>
  62 #include <QGraphicsOpacityEffect>
  63 #include <QGraphicsSceneDragDropEvent>
  64 #include <QLabel>
  65 #include <QMenu>
  66 #include <QMimeDatabase>
  67 #include <QPixmapCache>
  68 #include <QScrollBar>
  69 #include <QSize>
  70 #include <QTimer>
  71 #include <QToolTip>
  72 #include <QVBoxLayout>
  73
  74 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  75     : QWidget(parent)
  76     , m_active(true)
  77     , m_tabsForFiles(false)
  78     , m_assureVisibleCurrentIndex(false)
  79     , m_isFolderWritable(true)
  80     , m_dragging(false)
  81     , m_url(url)
  82     , m_viewPropertiesContext()
  83     , m_mode(DolphinView::IconsView)
  84     , m_visibleRoles()
  85     , m_topLayout(nullptr)
  86     , m_model(nullptr)
  87     , m_view(nullptr)
  88     , m_container(nullptr)
  89     , m_toolTipManager(nullptr)
  90     , m_selectNextItem(false)
  91     , m_selectionChangedTimer(nullptr)
  92     , m_currentItemUrl()
  93     , m_scrollToCurrentItem(false)
  94     , m_restoredContentsPosition()
  95     , m_selectedUrls()
  96     , m_clearSelectionBeforeSelectingNewItems(false)
  97     , m_markFirstNewlySelectedItemAsCurrent(false)
  98     , m_versionControlObserver(nullptr)
  99     , m_twoClicksRenamingTimer(nullptr)
 100     , m_placeholderLabel(nullptr)
 101     , m_showLoadingPlaceholderTimer(nullptr)
 102 {
 103     m_topLayout = new QVBoxLayout(this);
 104     m_topLayout->setSpacing(0);
 105     m_topLayout->setContentsMargins(0, 0, 0, 0);
 106
 107     // When a new item has been created by the "Create New..." menu, the item should
 108     // get selected and it must be assured that the item will get visible. As the
 109     // creation is done asynchronously, several signals must be checked:
 110     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 111
 112     m_selectionChangedTimer = new QTimer(this);
 113     m_selectionChangedTimer->setSingleShot(true);
 114     m_selectionChangedTimer->setInterval(300);
 115     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 116
 117     m_model = new KFileItemModel(this);
 118     m_view = new DolphinItemListView();
 119     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 120     m_view->setVisibleRoles({"text"});
 121     applyModeToView();
 122
 123     KItemListController *controller = new KItemListController(m_model, m_view, this);
 124     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 125     controller->setAutoActivationDelay(delay);
 126
 127     // The EnlargeSmallPreviews setting can only be changed after the model
 128     // has been set in the view by KItemListController.
 129     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 130
 131     m_container = new KItemListContainer(controller, this);
 132     m_container->installEventFilter(this);
 133     setFocusProxy(m_container);
 134     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 135         hideToolTip();
 136     });
 137     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 138         hideToolTip();
 139     });
 140
 141     m_showLoadingPlaceholderTimer = new QTimer(this);
 142     m_showLoadingPlaceholderTimer->setInterval(500);
 143     m_showLoadingPlaceholderTimer->setSingleShot(true);
 144     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 145
 146     // Show some placeholder text for empty folders
 147     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 148     // because KTitleWidget can't be told to turn off mouse-selectable text
 149     m_placeholderLabel = new QLabel(this);
 150     QFont placeholderLabelFont;
 151     // To match the size of a level 2 Heading/KTitleWidget
 152     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 153     m_placeholderLabel->setFont(placeholderLabelFont);
 154     m_placeholderLabel->setTextInteractionFlags(Qt::NoTextInteraction);
 155     m_placeholderLabel->setWordWrap(true);
 156     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 157     // Match opacity of QML placeholder label component
 158     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 159     effect->setOpacity(0.5);
 160     m_placeholderLabel->setGraphicsEffect(effect);
 161     // Set initial text and visibility
 162     updatePlaceholderLabel();
 163
 164     auto *centeringLayout = new QVBoxLayout(m_container);
 165     centeringLayout->addWidget(m_placeholderLabel);
 166     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 167     m_placeholderLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 168     connect(m_placeholderLabel, &QWidget::customContextMenuRequested, this, [this](const QPoint &pos) {
 169         slotViewContextMenuRequested(m_placeholderLabel->mapToGlobal(pos));
 170     });
 171
 172     controller->setSelectionBehavior(KItemListController::MultiSelection);
 173     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 174     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 175     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 176     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 177     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 178     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 179     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 180     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 181     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 182     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 183     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 184     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 185     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 186     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 187     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 188     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 189     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 190
 191     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 192     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 193     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 194     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 195     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 196     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 197     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 198     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 199     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 200     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 201     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 202     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 203     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 204     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 205
 206     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 207
 208     m_view->installEventFilter(this);
 209     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 210     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 211     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 212     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 213     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 214     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 215
 216     KItemListSelectionManager *selectionManager = controller->selectionManager();
 217     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 218
 219 #if HAVE_BALOO
 220     m_toolTipManager = new ToolTipManager(this);
 221     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 222 #endif
 223
 224     m_versionControlObserver = new VersionControlObserver(this);
 225     m_versionControlObserver->setView(this);
 226     m_versionControlObserver->setModel(m_model);
 227     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 228     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 229     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 230
 231     m_twoClicksRenamingTimer = new QTimer(this);
 232     m_twoClicksRenamingTimer->setSingleShot(true);
 233     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 234
 235     applyViewProperties();
 236     m_topLayout->addWidget(m_container);
 237
 238     loadDirectory(url);
 239 }
 240
 241 DolphinView::~DolphinView()
 242 {
 243     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 244 }
 245
 246 QUrl DolphinView::url() const
 247 {
 248     return m_url;
 249 }
 250
 251 void DolphinView::setActive(bool active)
 252 {
 253     if (active == m_active) {
 254         return;
 255     }
 256
 257     m_active = active;
 258
 259     updatePalette();
 260
 261     if (active) {
 262         m_container->setFocus();
 263         Q_EMIT activated();
 264         Q_EMIT writeStateChanged(m_isFolderWritable);
 265     }
 266 }
 267
 268 bool DolphinView::isActive() const
 269 {
 270     return m_active;
 271 }
 272
 273 void DolphinView::setViewMode(Mode mode)
 274 {
 275     if (mode != m_mode) {
 276         ViewProperties props(viewPropertiesUrl());
 277         props.setViewMode(mode);
 278
 279         // We pass the new ViewProperties to applyViewProperties, rather than
 280         // storing them on disk and letting applyViewProperties() read them
 281         // from there, to prevent that changing the view mode fails if the
 282         // .directory file is not writable (see bug 318534).
 283         applyViewProperties(props);
 284     }
 285 }
 286
 287 DolphinView::Mode DolphinView::viewMode() const
 288 {
 289     return m_mode;
 290 }
 291
 292 void DolphinView::setSelectionModeEnabled(const bool enabled)
 293 {
 294     if (enabled) {
 295         m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 296         setStyle(m_proxyStyle.get());
 297         m_view->setStyle(m_proxyStyle.get());
 298         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 299     } else {
 300         setStyle(QApplication::style());
 301         m_view->setStyle(QApplication::style());
 302         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 303     }
 304     m_container->controller()->setSelectionModeEnabled(enabled);
 305 }
 306
 307 bool DolphinView::selectionMode() const
 308 {
 309     return m_container->controller()->selectionMode();
 310 }
 311
 312 void DolphinView::setPreviewsShown(bool show)
 313 {
 314     if (previewsShown() == show) {
 315         return;
 316     }
 317
 318     ViewProperties props(viewPropertiesUrl());
 319     props.setPreviewsShown(show);
 320
 321     const int oldZoomLevel = m_view->zoomLevel();
 322     m_view->setPreviewsShown(show);
 323     Q_EMIT previewsShownChanged(show);
 324
 325     const int newZoomLevel = m_view->zoomLevel();
 326     if (newZoomLevel != oldZoomLevel) {
 327         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 328     }
 329 }
 330
 331 bool DolphinView::previewsShown() const
 332 {
 333     return m_view->previewsShown();
 334 }
 335
 336 void DolphinView::setHiddenFilesShown(bool show)
 337 {
 338     if (m_model->showHiddenFiles() == show) {
 339         return;
 340     }
 341
 342     const KFileItemList itemList = selectedItems();
 343     m_selectedUrls.clear();
 344     m_selectedUrls = itemList.urlList();
 345
 346     ViewProperties props(viewPropertiesUrl());
 347     props.setHiddenFilesShown(show);
 348
 349     m_model->setShowHiddenFiles(show);
 350     Q_EMIT hiddenFilesShownChanged(show);
 351 }
 352
 353 bool DolphinView::hiddenFilesShown() const
 354 {
 355     return m_model->showHiddenFiles();
 356 }
 357
 358 void DolphinView::setGroupedSorting(bool grouped)
 359 {
 360     if (grouped == groupedSorting()) {
 361         return;
 362     }
 363
 364     ViewProperties props(viewPropertiesUrl());
 365     props.setGroupedSorting(grouped);
 366     props.save();
 367
 368     m_container->controller()->model()->setGroupedSorting(grouped);
 369
 370     Q_EMIT groupedSortingChanged(grouped);
 371 }
 372
 373 bool DolphinView::groupedSorting() const
 374 {
 375     return m_model->groupedSorting();
 376 }
 377
 378 KFileItemList DolphinView::items() const
 379 {
 380     KFileItemList list;
 381     const int itemCount = m_model->count();
 382     list.reserve(itemCount);
 383
 384     for (int i = 0; i < itemCount; ++i) {
 385         list.append(m_model->fileItem(i));
 386     }
 387
 388     return list;
 389 }
 390
 391 int DolphinView::itemsCount() const
 392 {
 393     return m_model->count();
 394 }
 395
 396 KFileItemList DolphinView::selectedItems() const
 397 {
 398     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 399
 400     KFileItemList selectedItems;
 401     const auto items = selectionManager->selectedItems();
 402     selectedItems.reserve(items.count());
 403     for (int index : items) {
 404         selectedItems.append(m_model->fileItem(index));
 405     }
 406     return selectedItems;
 407 }
 408
 409 int DolphinView::selectedItemsCount() const
 410 {
 411     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 412     return selectionManager->selectedItems().count();
 413 }
 414
 415 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 416 {
 417     m_selectedUrls = urls;
 418 }
 419
 420 void DolphinView::markUrlAsCurrent(const QUrl &url)
 421 {
 422     m_currentItemUrl = url;
 423     m_scrollToCurrentItem = true;
 424 }
 425
 426 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 427 {
 428     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 429     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 430
 431     for (int index = 0; index < m_model->count(); index++) {
 432         const KFileItem item = m_model->fileItem(index);
 433         if (regexp.match(item.text()).hasMatch()) {
 434             // An alternative approach would be to store the matching items in a KItemSet and
 435             // select them in one go after the loop, but we'd need a new function
 436             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 437             // for that.
 438             selectionManager->setSelected(index, 1, mode);
 439         }
 440     }
 441 }
 442
 443 void DolphinView::setZoomLevel(int level)
 444 {
 445     const int oldZoomLevel = zoomLevel();
 446     m_view->setZoomLevel(level);
 447     if (zoomLevel() != oldZoomLevel) {
 448         hideToolTip();
 449         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 450     }
 451 }
 452
 453 int DolphinView::zoomLevel() const
 454 {
 455     return m_view->zoomLevel();
 456 }
 457
 458 void DolphinView::setSortRole(const QByteArray &role)
 459 {
 460     if (role != sortRole()) {
 461         updateSortRole(role);
 462     }
 463 }
 464
 465 QByteArray DolphinView::sortRole() const
 466 {
 467     const KItemModelBase *model = m_container->controller()->model();
 468     return model->sortRole();
 469 }
 470
 471 void DolphinView::setSortOrder(Qt::SortOrder order)
 472 {
 473     if (sortOrder() != order) {
 474         updateSortOrder(order);
 475     }
 476 }
 477
 478 Qt::SortOrder DolphinView::sortOrder() const
 479 {
 480     return m_model->sortOrder();
 481 }
 482
 483 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 484 {
 485     if (sortFoldersFirst() != foldersFirst) {
 486         updateSortFoldersFirst(foldersFirst);
 487     }
 488 }
 489
 490 bool DolphinView::sortFoldersFirst() const
 491 {
 492     return m_model->sortDirectoriesFirst();
 493 }
 494
 495 void DolphinView::setSortHiddenLast(bool hiddenLast)
 496 {
 497     if (sortHiddenLast() != hiddenLast) {
 498         updateSortHiddenLast(hiddenLast);
 499     }
 500 }
 501
 502 bool DolphinView::sortHiddenLast() const
 503 {
 504     return m_model->sortHiddenLast();
 505 }
 506
 507 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 508 {
 509     const QList<QByteArray> previousRoles = roles;
 510
 511     ViewProperties props(viewPropertiesUrl());
 512     props.setVisibleRoles(roles);
 513
 514     m_visibleRoles = roles;
 515     m_view->setVisibleRoles(roles);
 516
 517     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 518 }
 519
 520 QList<QByteArray> DolphinView::visibleRoles() const
 521 {
 522     return m_visibleRoles;
 523 }
 524
 525 void DolphinView::reload()
 526 {
 527     QByteArray viewState;
 528     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 529     saveState(saveStream);
 530
 531     setUrl(url());
 532     loadDirectory(url(), true);
 533
 534     QDataStream restoreStream(viewState);
 535     restoreState(restoreStream);
 536 }
 537
 538 void DolphinView::readSettings()
 539 {
 540     const int oldZoomLevel = m_view->zoomLevel();
 541
 542     GeneralSettings::self()->load();
 543     m_view->readSettings();
 544     applyViewProperties();
 545
 546     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 547     m_container->controller()->setAutoActivationDelay(delay);
 548
 549     const int newZoomLevel = m_view->zoomLevel();
 550     if (newZoomLevel != oldZoomLevel) {
 551         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 552     }
 553 }
 554
 555 void DolphinView::writeSettings()
 556 {
 557     GeneralSettings::self()->save();
 558     m_view->writeSettings();
 559 }
 560
 561 void DolphinView::setNameFilter(const QString &nameFilter)
 562 {
 563     m_model->setNameFilter(nameFilter);
 564 }
 565
 566 QString DolphinView::nameFilter() const
 567 {
 568     return m_model->nameFilter();
 569 }
 570
 571 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 572 {
 573     return m_model->setMimeTypeFilters(filters);
 574 }
 575
 576 QStringList DolphinView::mimeTypeFilters() const
 577 {
 578     return m_model->mimeTypeFilters();
 579 }
 580
 581 void DolphinView::requestStatusBarText()
 582 {
 583     if (m_statJobForStatusBarText) {
 584         // Kill the pending request.
 585         m_statJobForStatusBarText->kill();
 586     }
 587
 588     if (m_container->controller()->selectionManager()->hasSelection()) {
 589         int folderCount = 0;
 590         int fileCount = 0;
 591         KIO::filesize_t totalFileSize = 0;
 592
 593         // Give a summary of the status of the selected files
 594         const KFileItemList list = selectedItems();
 595         for (const KFileItem &item : list) {
 596             if (item.isDir()) {
 597                 ++folderCount;
 598             } else {
 599                 ++fileCount;
 600                 totalFileSize += item.size();
 601             }
 602         }
 603
 604         if (folderCount + fileCount == 1) {
 605             // If only one item is selected, show info about it
 606             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 607         } else {
 608             // At least 2 items are selected
 609             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 610         }
 611     } else { // has no selection
 612         if (!m_model->rootItem().url().isValid()) {
 613             return;
 614         }
 615
 616         m_statJobForStatusBarText = KIO::statDetails(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 617         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 618         m_statJobForStatusBarText->start();
 619     }
 620 }
 621
 622 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 623 {
 624     QString foldersText;
 625     QString filesText;
 626     QString summary;
 627
 628     if (selection == HasSelection) {
 629         // At least 2 items are selected because the case of 1 selected item is handled in
 630         // DolphinView::requestStatusBarText().
 631         foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 632         filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 633     } else {
 634         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 635         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 636     }
 637
 638     if (fileCount > 0 && folderCount > 0) {
 639         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 640     } else if (fileCount > 0) {
 641         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 642     } else if (folderCount > 0) {
 643         summary = foldersText;
 644     } else {
 645         summary = i18nc("@info:status", "0 Folders, 0 Files");
 646     }
 647     Q_EMIT statusBarTextChanged(summary);
 648 }
 649
 650 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 651 {
 652     QList<QAction *> actions;
 653
 654     if (items.isEmpty()) {
 655         const KFileItem item = m_model->rootItem();
 656         if (!item.isNull()) {
 657             actions = m_versionControlObserver->actions(KFileItemList() << item);
 658         }
 659     } else {
 660         actions = m_versionControlObserver->actions(items);
 661     }
 662
 663     return actions;
 664 }
 665
 666 void DolphinView::setUrl(const QUrl &url)
 667 {
 668     if (url == m_url) {
 669         return;
 670     }
 671
 672     clearSelection();
 673
 674     m_url = url;
 675
 676     hideToolTip();
 677
 678     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 679
 680     // It is important to clear the items from the model before
 681     // applying the view properties, otherwise expensive operations
 682     // might be done on the existing items although they get cleared
 683     // anyhow afterwards by loadDirectory().
 684     m_model->clear();
 685     applyViewProperties();
 686     loadDirectory(url);
 687
 688     Q_EMIT urlChanged(url);
 689 }
 690
 691 void DolphinView::selectAll()
 692 {
 693     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 694     selectionManager->setSelected(0, m_model->count());
 695 }
 696
 697 void DolphinView::invertSelection()
 698 {
 699     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 700     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 701 }
 702
 703 void DolphinView::clearSelection()
 704 {
 705     m_selectedUrls.clear();
 706     m_container->controller()->selectionManager()->clearSelection();
 707 }
 708
 709 void DolphinView::renameSelectedItems()
 710 {
 711     const KFileItemList items = selectedItems();
 712     if (items.isEmpty()) {
 713         return;
 714     }
 715
 716     if (items.count() == 1 && GeneralSettings::renameInline()) {
 717         const int index = m_model->index(items.first());
 718
 719         QMetaObject::Connection *const connection = new QMetaObject::Connection;
 720         *connection = connect(m_view, &KItemListView::scrollingStopped, this, [=]() {
 721             QObject::disconnect(*connection);
 722             delete connection;
 723
 724             m_view->editRole(index, "text");
 725
 726             hideToolTip();
 727
 728             connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 729         });
 730         m_view->scrollToItem(index);
 731
 732     } else {
 733         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 734         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 735
 736         dialog->open();
 737     }
 738
 739     // Assure that the current index remains visible when KFileItemModel
 740     // will notify the view about changed items (which might result in
 741     // a changed sorting).
 742     m_assureVisibleCurrentIndex = true;
 743 }
 744
 745 void DolphinView::trashSelectedItems()
 746 {
 747     const QList<QUrl> list = simplifiedSelectedUrls();
 748
 749 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
 750     using Iface = KIO::AskUserActionInterface;
 751     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 752     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 753     m_selectNextItem = true;
 754     trashJob->start();
 755 #else
 756     KIO::JobUiDelegate uiDelegate;
 757     uiDelegate.setWindow(window());
 758     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Trash, KIO::JobUiDelegate::DefaultConfirmation)) {
 759         KIO::Job *job = KIO::trash(list);
 760         KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Trash, list, QUrl(QStringLiteral("trash:/")), job);
 761         KJobWidgets::setWindow(job, this);
 762         connect(job, &KIO::Job::result, this, &DolphinView::slotTrashFileFinished);
 763     }
 764 #endif
 765 }
 766
 767 void DolphinView::deleteSelectedItems()
 768 {
 769     const QList<QUrl> list = simplifiedSelectedUrls();
 770
 771 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
 772     using Iface = KIO::AskUserActionInterface;
 773     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 774     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 775     m_selectNextItem = true;
 776     trashJob->start();
 777 #else
 778     KIO::JobUiDelegate uiDelegate;
 779     uiDelegate.setWindow(window());
 780     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Delete, KIO::JobUiDelegate::DefaultConfirmation)) {
 781         KIO::Job *job = KIO::del(list);
 782         KJobWidgets::setWindow(job, this);
 783         connect(job, &KIO::Job::result, this, &DolphinView::slotDeleteFileFinished);
 784     }
 785 #endif
 786 }
 787
 788 void DolphinView::cutSelectedItemsToClipboard()
 789 {
 790     QMimeData *mimeData = selectionMimeData();
 791     KIO::setClipboardDataCut(mimeData, true);
 792     KUrlMimeData::exportUrlsToPortal(mimeData);
 793     QApplication::clipboard()->setMimeData(mimeData);
 794 }
 795
 796 void DolphinView::copySelectedItemsToClipboard()
 797 {
 798     QMimeData *mimeData = selectionMimeData();
 799     KUrlMimeData::exportUrlsToPortal(mimeData);
 800     QApplication::clipboard()->setMimeData(mimeData);
 801 }
 802
 803 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 804 {
 805     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 806     KJobWidgets::setWindow(job, this);
 807
 808     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 809     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotCopyingDone);
 810     KIO::FileUndoManager::self()->recordCopyJob(job);
 811 }
 812
 813 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 814 {
 815     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 816     KJobWidgets::setWindow(job, this);
 817
 818     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 819     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotCopyingDone);
 820     KIO::FileUndoManager::self()->recordCopyJob(job);
 821 }
 822
 823 void DolphinView::paste()
 824 {
 825     pasteToUrl(url());
 826 }
 827
 828 void DolphinView::pasteIntoFolder()
 829 {
 830     const KFileItemList items = selectedItems();
 831     if ((items.count() == 1) && items.first().isDir()) {
 832         pasteToUrl(items.first().url());
 833     }
 834 }
 835
 836 void DolphinView::duplicateSelectedItems()
 837 {
 838     const KFileItemList itemList = selectedItems();
 839     if (itemList.isEmpty()) {
 840         return;
 841     }
 842
 843     const QMimeDatabase db;
 844
 845     // Duplicate all selected items and append "copy" to the end of the file name
 846     // but before the filename extension, if present
 847     QList<QUrl> newSelection;
 848     for (const auto &item : itemList) {
 849         const QUrl originalURL = item.url();
 850         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 851         const QString originalFileName = item.name();
 852
 853         QString extension = db.suffixForFileName(originalFileName);
 854
 855         QUrl duplicateURL = originalURL;
 856
 857         // No extension; new filename is "<oldfilename> copy"
 858         if (extension.isEmpty()) {
 859             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 860             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 861         } else {
 862             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 863             extension = QLatin1String(".") + extension;
 864             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 865             // Preserve file's original filename extension in case the casing differs
 866             // from what QMimeDatabase::suffixForFileName() returned
 867             const QString originalExtension = originalFileName.right(extension.size());
 868             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 869         }
 870
 871         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 872         KJobWidgets::setWindow(job, this);
 873
 874         if (job) {
 875             newSelection << duplicateURL;
 876             KIO::FileUndoManager::self()->recordCopyJob(job);
 877         }
 878     }
 879
 880     forceUrlsSelection(newSelection.first(), newSelection);
 881 }
 882
 883 void DolphinView::stopLoading()
 884 {
 885     m_model->cancelDirectoryLoading();
 886 }
 887
 888 void DolphinView::updatePalette()
 889 {
 890     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 891     if (!m_active) {
 892         color.setAlpha(150);
 893     }
 894
 895     QWidget *viewport = m_container->viewport();
 896     if (viewport) {
 897         QPalette palette;
 898         palette.setColor(viewport->backgroundRole(), color);
 899         viewport->setPalette(palette);
 900     }
 901
 902     update();
 903 }
 904
 905 void DolphinView::abortTwoClicksRenaming()
 906 {
 907     m_twoClicksRenamingItemUrl.clear();
 908     m_twoClicksRenamingTimer->stop();
 909 }
 910
 911 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 912 {
 913     switch (event->type()) {
 914     case QEvent::PaletteChange:
 915         updatePalette();
 916         QPixmapCache::clear();
 917         break;
 918
 919     case QEvent::WindowActivate:
 920     case QEvent::WindowDeactivate:
 921         updatePalette();
 922         break;
 923
 924     case QEvent::KeyPress:
 925         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 926         if (GeneralSettings::useTabForSwitchingSplitView()) {
 927             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 928             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 929                 Q_EMIT toggleActiveViewRequested();
 930                 return true;
 931             }
 932         }
 933         break;
 934     case QEvent::KeyRelease:
 935         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 936             m_controlWheelAccumulatedDelta = 0;
 937         }
 938         break;
 939     case QEvent::FocusIn:
 940         if (watched == m_container) {
 941             setActive(true);
 942         }
 943         break;
 944
 945     case QEvent::GraphicsSceneDragEnter:
 946         if (watched == m_view) {
 947             m_dragging = true;
 948             abortTwoClicksRenaming();
 949         }
 950         break;
 951
 952     case QEvent::GraphicsSceneDragLeave:
 953         if (watched == m_view) {
 954             m_dragging = false;
 955         }
 956         break;
 957
 958     case QEvent::GraphicsSceneDrop:
 959         if (watched == m_view) {
 960             m_dragging = false;
 961         }
 962         break;
 963
 964     case QEvent::ToolTip:
 965         tryShowNameToolTip(static_cast<QHelpEvent *>(event));
 966
 967     default:
 968         break;
 969     }
 970
 971     return QWidget::eventFilter(watched, event);
 972 }
 973
 974 void DolphinView::wheelEvent(QWheelEvent *event)
 975 {
 976     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 977         m_controlWheelAccumulatedDelta += event->angleDelta().y();
 978
 979         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
 980             slotDecreaseZoom();
 981             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
 982         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
 983             slotIncreaseZoom();
 984             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
 985         }
 986
 987         event->accept();
 988     } else {
 989         event->ignore();
 990     }
 991 }
 992
 993 void DolphinView::hideEvent(QHideEvent *event)
 994 {
 995     hideToolTip();
 996     QWidget::hideEvent(event);
 997 }
 998
 999 bool DolphinView::event(QEvent *event)
1000 {
1001     if (event->type() == QEvent::WindowDeactivate) {
1002         /* See Bug 297355
1003          * Dolphin leaves file preview tooltips open even when is not visible.
1004          *
1005          * Hide tool-tip when Dolphin loses focus.
1006          */
1007         hideToolTip();
1008         abortTwoClicksRenaming();
1009     }
1010
1011     return QWidget::event(event);
1012 }
1013
1014 void DolphinView::activate()
1015 {
1016     setActive(true);
1017 }
1018
1019 void DolphinView::slotItemActivated(int index)
1020 {
1021     abortTwoClicksRenaming();
1022
1023     const KFileItem item = m_model->fileItem(index);
1024     if (!item.isNull()) {
1025         Q_EMIT itemActivated(item);
1026     }
1027 }
1028
1029 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1030 {
1031     Q_ASSERT(indexes.count() >= 2);
1032
1033     abortTwoClicksRenaming();
1034
1035     const auto modifiers = QGuiApplication::keyboardModifiers();
1036
1037     if (indexes.count() > 5) {
1038         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1039 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1040         const int answer = KMessageBox::warningTwoActions(
1041             this,
1042             question,
1043             {},
1044 #else
1045         const int answer =
1046             KMessageBox::warningYesNo(this,
1047                                       question,
1048                                       {},
1049 #endif
1050             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1051             KStandardGuiItem::cancel());
1052 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1053         if (answer != KMessageBox::PrimaryAction) {
1054 #else
1055         if (answer != KMessageBox::Yes) {
1056 #endif
1057             return;
1058         }
1059     }
1060
1061     KFileItemList items;
1062     items.reserve(indexes.count());
1063
1064     for (int index : indexes) {
1065         KFileItem item = m_model->fileItem(index);
1066         const QUrl &url = openItemAsFolderUrl(item);
1067
1068         if (!url.isEmpty()) {
1069             // Open folders in new tabs or in new windows depending on the modifier
1070             // The ctrl+shift behavior is ignored because we are handling multiple items
1071             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1072             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1073                 Q_EMIT windowRequested(url);
1074             } else {
1075                 Q_EMIT tabRequested(url);
1076             }
1077         } else {
1078             items.append(item);
1079         }
1080     }
1081
1082     if (items.count() == 1) {
1083         Q_EMIT itemActivated(items.first());
1084     } else if (items.count() > 1) {
1085         Q_EMIT itemsActivated(items);
1086     }
1087 }
1088
1089 void DolphinView::slotItemMiddleClicked(int index)
1090 {
1091     const KFileItem &item = m_model->fileItem(index);
1092     const QUrl &url = openItemAsFolderUrl(item);
1093     const auto modifiers = QGuiApplication::keyboardModifiers();
1094     if (!url.isEmpty()) {
1095         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1096         if (modifiers & Qt::ShiftModifier) {
1097             Q_EMIT activeTabRequested(url);
1098         } else {
1099             Q_EMIT tabRequested(url);
1100         }
1101     } else if (isTabsForFilesEnabled()) {
1102         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1103         if (modifiers & Qt::ShiftModifier) {
1104             Q_EMIT activeTabRequested(item.url());
1105         } else {
1106             Q_EMIT tabRequested(item.url());
1107         }
1108     }
1109 }
1110
1111 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1112 {
1113     // Force emit of a selection changed signal before we request the
1114     // context menu, to update the edit-actions first. (See Bug 294013)
1115     if (m_selectionChangedTimer->isActive()) {
1116         emitSelectionChangedSignal();
1117     }
1118
1119     const KFileItem item = m_model->fileItem(index);
1120     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1121 }
1122
1123 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1124 {
1125     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1126 }
1127
1128 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1129 {
1130     ViewProperties props(viewPropertiesUrl());
1131
1132     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1133
1134     KItemListView *view = m_container->controller()->view();
1135     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1136
1137     bool indexingEnabled = false;
1138 #if HAVE_BALOO
1139     Baloo::IndexerConfig config;
1140     indexingEnabled = config.fileIndexingEnabled();
1141 #endif
1142
1143     QString groupName;
1144     QMenu *groupMenu = nullptr;
1145
1146     // Add all roles to the menu that can be shown or hidden by the user
1147     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1148     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1149         if (info.role == "text") {
1150             // It should not be possible to hide the "text" role
1151             continue;
1152         }
1153
1154         const QString text = m_model->roleDescription(info.role);
1155         QAction *action = nullptr;
1156         if (info.group.isEmpty()) {
1157             action = menu->addAction(text);
1158         } else {
1159             if (!groupMenu || info.group != groupName) {
1160                 groupName = info.group;
1161                 groupMenu = menu->addMenu(groupName);
1162             }
1163
1164             action = groupMenu->addAction(text);
1165         }
1166
1167         action->setCheckable(true);
1168         action->setChecked(visibleRolesSet.contains(info.role));
1169         action->setData(info.role);
1170
1171         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1172         action->setEnabled(enable);
1173     }
1174
1175     menu->addSeparator();
1176
1177     QActionGroup *widthsGroup = new QActionGroup(menu);
1178     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1179
1180     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1181     toggleSidePaddingAction->setCheckable(true);
1182     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1183
1184     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1185     autoAdjustWidthsAction->setCheckable(true);
1186     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1187     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1188
1189     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1190     customWidthsAction->setCheckable(true);
1191     customWidthsAction->setChecked(!autoColumnWidths);
1192     customWidthsAction->setActionGroup(widthsGroup);
1193
1194     QAction *action = menu->exec(pos.toPoint());
1195     if (menu && action) {
1196         KItemListHeader *header = view->header();
1197
1198         if (action == autoAdjustWidthsAction) {
1199             // Clear the column-widths from the viewproperties and turn on
1200             // the automatic resizing of the columns
1201             props.setHeaderColumnWidths(QList<int>());
1202             header->setAutomaticColumnResizing(true);
1203         } else if (action == customWidthsAction) {
1204             // Apply the current column-widths as custom column-widths and turn
1205             // off the automatic resizing of the columns
1206             QList<int> columnWidths;
1207             const auto visibleRoles = view->visibleRoles();
1208             columnWidths.reserve(visibleRoles.count());
1209             for (const QByteArray &role : visibleRoles) {
1210                 columnWidths.append(header->columnWidth(role));
1211             }
1212             props.setHeaderColumnWidths(columnWidths);
1213             header->setAutomaticColumnResizing(false);
1214         } else if (action == toggleSidePaddingAction) {
1215             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1216         } else {
1217             // Show or hide the selected role
1218             const QByteArray selectedRole = action->data().toByteArray();
1219
1220             QList<QByteArray> visibleRoles = view->visibleRoles();
1221             if (action->isChecked()) {
1222                 visibleRoles.append(selectedRole);
1223             } else {
1224                 visibleRoles.removeOne(selectedRole);
1225             }
1226
1227             view->setVisibleRoles(visibleRoles);
1228             props.setVisibleRoles(visibleRoles);
1229
1230             QList<int> columnWidths;
1231             if (!header->automaticColumnResizing()) {
1232                 const auto visibleRoles = view->visibleRoles();
1233                 columnWidths.reserve(visibleRoles.count());
1234                 for (const QByteArray &role : visibleRoles) {
1235                     columnWidths.append(header->columnWidth(role));
1236                 }
1237             }
1238             props.setHeaderColumnWidths(columnWidths);
1239         }
1240     }
1241
1242     delete menu;
1243 }
1244
1245 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1246 {
1247     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1248
1249     ViewProperties props(viewPropertiesUrl());
1250     QList<int> columnWidths = props.headerColumnWidths();
1251     if (columnWidths.count() != visibleRoles.count()) {
1252         columnWidths.clear();
1253         columnWidths.reserve(visibleRoles.count());
1254         const KItemListHeader *header = m_view->header();
1255         for (const QByteArray &role : visibleRoles) {
1256             const int width = header->columnWidth(role);
1257             columnWidths.append(width);
1258         }
1259     }
1260
1261     const int roleIndex = visibleRoles.indexOf(role);
1262     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1263     columnWidths[roleIndex] = current;
1264
1265     props.setHeaderColumnWidths(columnWidths);
1266 }
1267
1268 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1269 {
1270     ViewProperties props(viewPropertiesUrl());
1271     DetailsModeSettings::setSidePadding(int(width));
1272     m_view->writeSettings();
1273 }
1274
1275 void DolphinView::slotItemHovered(int index)
1276 {
1277     const KFileItem item = m_model->fileItem(index);
1278
1279     if (GeneralSettings::showToolTips() && !m_dragging) {
1280         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1281         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1282         itemRect.moveTo(pos);
1283
1284 #if HAVE_BALOO
1285         auto nativeParent = nativeParentWidget();
1286         if (nativeParent) {
1287             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1288         }
1289 #endif
1290     }
1291
1292     Q_EMIT requestItemInfo(item);
1293 }
1294
1295 void DolphinView::slotItemUnhovered(int index)
1296 {
1297     Q_UNUSED(index)
1298     hideToolTip();
1299     Q_EMIT requestItemInfo(KFileItem());
1300 }
1301
1302 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1303 {
1304     QUrl destUrl;
1305     KFileItem destItem = m_model->fileItem(index);
1306     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1307         // Use the URL of the view as drop target if the item is no directory
1308         // or desktop-file
1309         destItem = m_model->rootItem();
1310         destUrl = url();
1311     } else {
1312         // The item represents a directory or desktop-file
1313         destUrl = destItem.mostLocalUrl();
1314     }
1315
1316     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1317     dropUrls(destUrl, &dropEvent, this);
1318
1319     setActive(true);
1320 }
1321
1322 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1323 {
1324     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1325
1326     if (job) {
1327         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1328
1329         if (destUrl == url()) {
1330             // Mark the dropped urls as selected.
1331             m_clearSelectionBeforeSelectingNewItems = true;
1332             m_markFirstNewlySelectedItemAsCurrent = true;
1333             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1334         }
1335     }
1336 }
1337
1338 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1339 {
1340     if (previous != nullptr) {
1341         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1342         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1343         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1344         m_versionControlObserver->setModel(nullptr);
1345     }
1346
1347     if (current) {
1348         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1349         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1350         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1351         m_versionControlObserver->setModel(fileItemModel);
1352     }
1353 }
1354
1355 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1356 {
1357     Q_UNUSED(itemIndex)
1358
1359     hideToolTip();
1360
1361     if (buttons & Qt::BackButton) {
1362         Q_EMIT goBackRequested();
1363     } else if (buttons & Qt::ForwardButton) {
1364         Q_EMIT goForwardRequested();
1365     }
1366 }
1367
1368 void DolphinView::slotSelectedItemTextPressed(int index)
1369 {
1370     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1371         const KFileItem item = m_model->fileItem(index);
1372         const KFileItemListProperties capabilities(KFileItemList() << item);
1373         if (capabilities.supportsMoving()) {
1374             m_twoClicksRenamingItemUrl = item.url();
1375             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1376         }
1377     }
1378 }
1379
1380 void DolphinView::slotCopyingDone(KIO::Job *, const QUrl &, const QUrl &to)
1381 {
1382     slotItemCreated(to);
1383 }
1384
1385 void DolphinView::slotItemCreated(const QUrl &url)
1386 {
1387     if (m_markFirstNewlySelectedItemAsCurrent) {
1388         markUrlAsCurrent(url);
1389         m_markFirstNewlySelectedItemAsCurrent = false;
1390     }
1391     m_selectedUrls << url;
1392 }
1393
1394 void DolphinView::slotJobResult(KJob *job)
1395 {
1396     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1397         Q_EMIT errorMessage(job->errorString());
1398     }
1399     if (!m_selectedUrls.isEmpty()) {
1400         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1401     }
1402 }
1403
1404 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1405 {
1406     m_selectNextItem = false;
1407     const int currentCount = current.count();
1408     const int previousCount = previous.count();
1409     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1410
1411     // If nothing has been selected before and something got selected (or if something
1412     // was selected before and now nothing is selected) the selectionChangedSignal must
1413     // be emitted asynchronously as fast as possible to update the edit-actions.
1414     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1415     m_selectionChangedTimer->start();
1416 }
1417
1418 void DolphinView::emitSelectionChangedSignal()
1419 {
1420     m_selectionChangedTimer->stop();
1421     Q_EMIT selectionChanged(selectedItems());
1422 }
1423
1424 void DolphinView::slotStatJobResult(KJob *job)
1425 {
1426     int folderCount = 0;
1427     int fileCount = 0;
1428     KIO::filesize_t totalFileSize = 0;
1429     bool countFileSize = true;
1430
1431     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1432     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1433         // We have a precomputed value.
1434         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1435         countFileSize = false;
1436     }
1437
1438     const int itemCount = m_model->count();
1439     for (int i = 0; i < itemCount; ++i) {
1440         const KFileItem item = m_model->fileItem(i);
1441         if (item.isDir()) {
1442             ++folderCount;
1443         } else {
1444             ++fileCount;
1445             if (countFileSize) {
1446                 totalFileSize += item.size();
1447             }
1448         }
1449     }
1450     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1451 }
1452
1453 void DolphinView::updateSortRole(const QByteArray &role)
1454 {
1455     ViewProperties props(viewPropertiesUrl());
1456     props.setSortRole(role);
1457
1458     KItemModelBase *model = m_container->controller()->model();
1459     model->setSortRole(role);
1460
1461     Q_EMIT sortRoleChanged(role);
1462 }
1463
1464 void DolphinView::updateSortOrder(Qt::SortOrder order)
1465 {
1466     ViewProperties props(viewPropertiesUrl());
1467     props.setSortOrder(order);
1468
1469     m_model->setSortOrder(order);
1470
1471     Q_EMIT sortOrderChanged(order);
1472 }
1473
1474 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1475 {
1476     ViewProperties props(viewPropertiesUrl());
1477     props.setSortFoldersFirst(foldersFirst);
1478
1479     m_model->setSortDirectoriesFirst(foldersFirst);
1480
1481     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1482 }
1483
1484 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1485 {
1486     ViewProperties props(viewPropertiesUrl());
1487     props.setSortHiddenLast(hiddenLast);
1488
1489     m_model->setSortHiddenLast(hiddenLast);
1490
1491     Q_EMIT sortHiddenLastChanged(hiddenLast);
1492 }
1493
1494 QPair<bool, QString> DolphinView::pasteInfo() const
1495 {
1496     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1497     QPair<bool, QString> info;
1498     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1499     return info;
1500 }
1501
1502 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1503 {
1504     m_tabsForFiles = tabsForFiles;
1505 }
1506
1507 bool DolphinView::isTabsForFilesEnabled() const
1508 {
1509     return m_tabsForFiles;
1510 }
1511
1512 bool DolphinView::itemsExpandable() const
1513 {
1514     return m_mode == DetailsView;
1515 }
1516
1517 bool DolphinView::isExpanded(const KFileItem &item) const
1518 {
1519     Q_ASSERT(item.isDir());
1520     Q_ASSERT(items().contains(item));
1521     if (!itemsExpandable()) {
1522         return false;
1523     }
1524     return m_model->isExpanded(m_model->index(item));
1525 }
1526
1527 void DolphinView::restoreState(QDataStream &stream)
1528 {
1529     // Read the version number of the view state and check if the version is supported.
1530     quint32 version = 0;
1531     stream >> version;
1532     if (version != 1) {
1533         // The version of the view state isn't supported, we can't restore it.
1534         return;
1535     }
1536
1537     // Restore the current item that had the keyboard focus
1538     stream >> m_currentItemUrl;
1539
1540     // Restore the previously selected items
1541     stream >> m_selectedUrls;
1542
1543     // Restore the view position
1544     stream >> m_restoredContentsPosition;
1545
1546     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1547     QSet<QUrl> urls;
1548     stream >> urls;
1549     m_model->restoreExpandedDirectories(urls);
1550 }
1551
1552 void DolphinView::saveState(QDataStream &stream)
1553 {
1554     stream << quint32(1); // View state version
1555
1556     // Save the current item that has the keyboard focus
1557     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1558     if (currentIndex != -1) {
1559         KFileItem item = m_model->fileItem(currentIndex);
1560         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1561         QUrl currentItemUrl = item.url();
1562         stream << currentItemUrl;
1563     } else {
1564         stream << QUrl();
1565     }
1566
1567     // Save the selected urls
1568     stream << selectedItems().urlList();
1569
1570     // Save view position
1571     const qreal x = m_container->horizontalScrollBar()->value();
1572     const qreal y = m_container->verticalScrollBar()->value();
1573     stream << QPoint(x, y);
1574
1575     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1576     stream << m_model->expandedDirectories();
1577 }
1578
1579 KFileItem DolphinView::rootItem() const
1580 {
1581     return m_model->rootItem();
1582 }
1583
1584 void DolphinView::setViewPropertiesContext(const QString &context)
1585 {
1586     m_viewPropertiesContext = context;
1587 }
1588
1589 QString DolphinView::viewPropertiesContext() const
1590 {
1591     return m_viewPropertiesContext;
1592 }
1593
1594 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1595 {
1596     if (item.isNull()) {
1597         return QUrl();
1598     }
1599
1600     QUrl url = item.targetUrl();
1601
1602     if (item.isDir()) {
1603         return url;
1604     }
1605
1606     if (item.isMimeTypeKnown()) {
1607         const QString &mimetype = item.mimetype();
1608
1609         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1610             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1611             // zip:/<path>/ when clicking on a zip file, etc.
1612             // The .protocol file specifies the mimetype that the kioslave handles.
1613             // Note that we don't use mimetype inheritance since we don't want to
1614             // open OpenDocument files as zip folders...
1615             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1616             if (!protocol.isEmpty()) {
1617                 url.setScheme(protocol);
1618                 return url;
1619             }
1620         }
1621
1622         if (mimetype == QLatin1String("application/x-desktop")) {
1623             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1624             KDesktopFile desktopFile(url.toLocalFile());
1625             if (desktopFile.hasLinkType()) {
1626                 const QString linkUrl = desktopFile.readUrl();
1627                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1628                     return QUrl::fromUserInput(linkUrl);
1629                 }
1630             }
1631         }
1632     }
1633
1634     return QUrl();
1635 }
1636
1637 void DolphinView::resetZoomLevel()
1638 {
1639     ViewModeSettings settings{m_mode};
1640     settings.useDefaults(true);
1641     const int defaultIconSize = settings.iconSize();
1642     settings.useDefaults(false);
1643
1644     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1645 }
1646
1647 void DolphinView::observeCreatedItem(const QUrl &url)
1648 {
1649     if (m_active) {
1650         forceUrlsSelection(url, {url});
1651     }
1652 }
1653
1654 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1655 {
1656     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1657         Q_EMIT redirection(oldUrl, newUrl);
1658         m_url = newUrl; // #186947
1659     }
1660 }
1661
1662 void DolphinView::updateViewState()
1663 {
1664     if (m_currentItemUrl != QUrl()) {
1665         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1666
1667         // if there is a selection already, leave it that way
1668         if (!selectionManager->hasSelection()) {
1669             const int currentIndex = m_model->index(m_currentItemUrl);
1670             if (currentIndex != -1) {
1671                 selectionManager->setCurrentItem(currentIndex);
1672
1673                 // scroll to current item and reset the state
1674                 if (m_scrollToCurrentItem) {
1675                     m_view->scrollToItem(currentIndex);
1676                     m_scrollToCurrentItem = false;
1677                 }
1678                 m_currentItemUrl = QUrl();
1679             } else {
1680                 selectionManager->setCurrentItem(0);
1681             }
1682         } else {
1683             m_currentItemUrl = QUrl();
1684         }
1685     }
1686
1687     if (!m_restoredContentsPosition.isNull()) {
1688         const int x = m_restoredContentsPosition.x();
1689         const int y = m_restoredContentsPosition.y();
1690         m_restoredContentsPosition = QPoint();
1691
1692         m_container->horizontalScrollBar()->setValue(x);
1693         m_container->verticalScrollBar()->setValue(y);
1694     }
1695
1696     if (!m_selectedUrls.isEmpty()) {
1697         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1698
1699         // if there is a selection already, leave it that way
1700         if (!selectionManager->hasSelection()) {
1701             if (m_clearSelectionBeforeSelectingNewItems) {
1702                 selectionManager->clearSelection();
1703                 m_clearSelectionBeforeSelectingNewItems = false;
1704             }
1705
1706             KItemSet selectedItems = selectionManager->selectedItems();
1707
1708             QList<QUrl>::iterator it = m_selectedUrls.begin();
1709             while (it != m_selectedUrls.end()) {
1710                 const int index = m_model->index(*it);
1711                 if (index >= 0) {
1712                     selectedItems.insert(index);
1713                     it = m_selectedUrls.erase(it);
1714                 } else {
1715                     ++it;
1716                 }
1717             }
1718
1719             if (!selectedItems.isEmpty()) {
1720                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1721                 selectionManager->setSelectedItems(selectedItems);
1722             }
1723         }
1724     }
1725 }
1726
1727 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1728 {
1729     if (GeneralSettings::showToolTips()) {
1730 #if HAVE_BALOO
1731         m_toolTipManager->hideToolTip(behavior);
1732 #else
1733         Q_UNUSED(behavior)
1734 #endif
1735     } else if (m_mode == DolphinView::IconsView) {
1736         QToolTip::hideText();
1737     }
1738 }
1739
1740 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1741 {
1742     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1743
1744     // verify that only one item is selected
1745     if (selectionManager->selectedItems().count() == 1) {
1746         const int index = selectionManager->currentItem();
1747         const QUrl fileItemUrl = m_model->fileItem(index).url();
1748
1749         // check if the selected item was the same item that started the twoClicksRenaming
1750         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1751             renameSelectedItems();
1752         }
1753     }
1754 }
1755
1756 void DolphinView::slotTrashFileFinished(KJob *job)
1757 {
1758     if (job->error() == 0) {
1759         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1760         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1761     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1762         Q_EMIT errorMessage(job->errorString());
1763     }
1764 }
1765
1766 void DolphinView::slotDeleteFileFinished(KJob *job)
1767 {
1768     if (job->error() == 0) {
1769         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1770         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1771     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1772         Q_EMIT errorMessage(job->errorString());
1773     }
1774 }
1775
1776 void DolphinView::selectNextItem()
1777 {
1778     if (m_active && m_selectNextItem) {
1779         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1780         if (selectedItems().isEmpty()) {
1781             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1782             return;
1783         }
1784         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1785         if (lastSelectedIndex < 0) {
1786             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1787             return;
1788         }
1789         auto nextItem = lastSelectedIndex + 1;
1790         if (nextItem >= itemsCount()) {
1791             nextItem = lastSelectedIndex - selectedItemsCount();
1792         }
1793         if (nextItem >= 0) {
1794             selectionManager->setSelected(nextItem, 1);
1795         }
1796         m_selectNextItem = false;
1797     }
1798 }
1799
1800 void DolphinView::slotRenamingResult(KJob *job)
1801 {
1802     if (job->error()) {
1803         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1804         Q_ASSERT(copyJob);
1805         const QUrl newUrl = copyJob->destUrl();
1806         const int index = m_model->index(newUrl);
1807         if (index >= 0) {
1808             QHash<QByteArray, QVariant> data;
1809             const QUrl oldUrl = copyJob->srcUrls().at(0);
1810             data.insert("text", oldUrl.fileName());
1811             m_model->setData(index, data);
1812         }
1813     }
1814 }
1815
1816 void DolphinView::slotDirectoryLoadingStarted()
1817 {
1818     m_loadingState = LoadingState::Loading;
1819     updatePlaceholderLabel();
1820
1821     // Disable the writestate temporary until it can be determined in a fast way
1822     // in DolphinView::slotDirectoryLoadingCompleted()
1823     if (m_isFolderWritable) {
1824         m_isFolderWritable = false;
1825         Q_EMIT writeStateChanged(m_isFolderWritable);
1826     }
1827
1828     Q_EMIT directoryLoadingStarted();
1829 }
1830
1831 void DolphinView::slotDirectoryLoadingCompleted()
1832 {
1833     m_loadingState = LoadingState::Completed;
1834
1835     // Update the view-state. This has to be done asynchronously
1836     // because the view might not be in its final state yet.
1837     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1838
1839     // Update the placeholder label in case we found that the folder was empty
1840     // after loading it
1841
1842     Q_EMIT directoryLoadingCompleted();
1843
1844     updatePlaceholderLabel();
1845     updateWritableState();
1846 }
1847
1848 void DolphinView::slotDirectoryLoadingCanceled()
1849 {
1850     m_loadingState = LoadingState::Canceled;
1851
1852     updatePlaceholderLabel();
1853
1854     Q_EMIT directoryLoadingCanceled();
1855 }
1856
1857 void DolphinView::slotItemsChanged()
1858 {
1859     m_assureVisibleCurrentIndex = false;
1860 }
1861
1862 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1863 {
1864     Q_UNUSED(previous)
1865     Q_ASSERT(m_model->sortOrder() == current);
1866
1867     ViewProperties props(viewPropertiesUrl());
1868     props.setSortOrder(current);
1869
1870     Q_EMIT sortOrderChanged(current);
1871 }
1872
1873 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1874 {
1875     Q_UNUSED(previous)
1876     Q_ASSERT(m_model->sortRole() == current);
1877
1878     ViewProperties props(viewPropertiesUrl());
1879     props.setSortRole(current);
1880
1881     Q_EMIT sortRoleChanged(current);
1882 }
1883
1884 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1885 {
1886     Q_UNUSED(previous)
1887     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1888
1889     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1890
1891     m_visibleRoles = current;
1892
1893     ViewProperties props(viewPropertiesUrl());
1894     props.setVisibleRoles(m_visibleRoles);
1895
1896     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1897 }
1898
1899 void DolphinView::slotRoleEditingCanceled()
1900 {
1901     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1902 }
1903
1904 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
1905 {
1906     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1907
1908     const KFileItemList items = selectedItems();
1909     if (items.count() != 1) {
1910         return;
1911     }
1912
1913     if (role == "text") {
1914         const KFileItem oldItem = items.first();
1915         const EditResult retVal = value.value<EditResult>();
1916         const QString newName = retVal.newName;
1917         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1918             const QUrl oldUrl = oldItem.url();
1919
1920             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1921             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1922
1923 #ifndef Q_OS_WIN
1924             //Confirm hiding file/directory by renaming inline
1925             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1926                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
1927
1928 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1929                 const auto code =
1930                     KMessageBox::questionTwoActions(this,
1931 #else
1932                 const auto code =
1933                     KMessageBox::questionYesNo(this,
1934 #endif
1935                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1936                                                                             "Do you still want to rename it?")
1937                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1938                                                                             "Do you still want to rename it?"),
1939                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1940                                                     yesGuiItem,
1941                                                     KStandardGuiItem::cancel(),
1942                                                     QStringLiteral("ConfirmHide"));
1943
1944 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1945                 if (code == KMessageBox::SecondaryAction) {
1946 #else
1947                 if (code == KMessageBox::No) {
1948 #endif
1949                     return;
1950                 }
1951             }
1952 #endif
1953
1954             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
1955             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
1956                 // Only change the data in the model if no item with the new name
1957                 // is in the model yet. If there is an item with the new name
1958                 // already, calling KIO::CopyJob will open a dialog
1959                 // asking for a new name, and KFileItemModel will update the
1960                 // data when the dir lister signals that the file name has changed.
1961                 QHash<QByteArray, QVariant> data;
1962                 data.insert(role, retVal.newName);
1963                 m_model->setData(index, data);
1964             }
1965
1966             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
1967             KJobWidgets::setWindow(job, this);
1968             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
1969             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
1970
1971             forceUrlsSelection(newUrl, {newUrl});
1972
1973             if (!newNameExistsAlready) {
1974                 // Only connect the result signal if there is no item with the new name
1975                 // in the model yet, see bug 328262.
1976                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
1977             }
1978         }
1979         if (retVal.direction != EditDone) {
1980             const short indexShift = retVal.direction == EditNext ? 1 : -1;
1981             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
1982             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
1983             renameSelectedItems();
1984         }
1985     }
1986 }
1987
1988 void DolphinView::loadDirectory(const QUrl &url, bool reload)
1989 {
1990     if (!url.isValid()) {
1991         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
1992         if (location.isEmpty()) {
1993             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
1994         } else {
1995             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1996         }
1997         return;
1998     }
1999
2000     if (reload) {
2001         m_model->refreshDirectory(url);
2002     } else {
2003         m_model->loadDirectory(url);
2004     }
2005 }
2006
2007 void DolphinView::applyViewProperties()
2008 {
2009     const ViewProperties props(viewPropertiesUrl());
2010     applyViewProperties(props);
2011 }
2012
2013 void DolphinView::applyViewProperties(const ViewProperties &props)
2014 {
2015     m_view->beginTransaction();
2016
2017     const Mode mode = props.viewMode();
2018     if (m_mode != mode) {
2019         const Mode previousMode = m_mode;
2020         m_mode = mode;
2021
2022         // Changing the mode might result in changing
2023         // the zoom level. Remember the old zoom level so
2024         // that zoomLevelChanged() can get emitted.
2025         const int oldZoomLevel = m_view->zoomLevel();
2026         applyModeToView();
2027
2028         Q_EMIT modeChanged(m_mode, previousMode);
2029
2030         if (m_view->zoomLevel() != oldZoomLevel) {
2031             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2032         }
2033     }
2034
2035     const bool hiddenFilesShown = props.hiddenFilesShown();
2036     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2037         m_model->setShowHiddenFiles(hiddenFilesShown);
2038         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2039     }
2040
2041     const bool groupedSorting = props.groupedSorting();
2042     if (groupedSorting != m_model->groupedSorting()) {
2043         m_model->setGroupedSorting(groupedSorting);
2044         Q_EMIT groupedSortingChanged(groupedSorting);
2045     }
2046
2047     const QByteArray sortRole = props.sortRole();
2048     if (sortRole != m_model->sortRole()) {
2049         m_model->setSortRole(sortRole);
2050         Q_EMIT sortRoleChanged(sortRole);
2051     }
2052
2053     const Qt::SortOrder sortOrder = props.sortOrder();
2054     if (sortOrder != m_model->sortOrder()) {
2055         m_model->setSortOrder(sortOrder);
2056         Q_EMIT sortOrderChanged(sortOrder);
2057     }
2058
2059     const bool sortFoldersFirst = props.sortFoldersFirst();
2060     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2061         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2062         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2063     }
2064
2065     const bool sortHiddenLast = props.sortHiddenLast();
2066     if (sortHiddenLast != m_model->sortHiddenLast()) {
2067         m_model->setSortHiddenLast(sortHiddenLast);
2068         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2069     }
2070
2071     const QList<QByteArray> visibleRoles = props.visibleRoles();
2072     if (visibleRoles != m_visibleRoles) {
2073         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2074         m_visibleRoles = visibleRoles;
2075         m_view->setVisibleRoles(visibleRoles);
2076         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2077     }
2078
2079     const bool previewsShown = props.previewsShown();
2080     if (previewsShown != m_view->previewsShown()) {
2081         const int oldZoomLevel = zoomLevel();
2082
2083         m_view->setPreviewsShown(previewsShown);
2084         Q_EMIT previewsShownChanged(previewsShown);
2085
2086         // Changing the preview-state might result in a changed zoom-level
2087         if (oldZoomLevel != zoomLevel()) {
2088             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2089         }
2090     }
2091
2092     KItemListView *itemListView = m_container->controller()->view();
2093     if (itemListView->isHeaderVisible()) {
2094         KItemListHeader *header = itemListView->header();
2095         const QList<int> headerColumnWidths = props.headerColumnWidths();
2096         const int rolesCount = m_visibleRoles.count();
2097         if (headerColumnWidths.count() == rolesCount) {
2098             header->setAutomaticColumnResizing(false);
2099
2100             QHash<QByteArray, qreal> columnWidths;
2101             for (int i = 0; i < rolesCount; ++i) {
2102                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2103             }
2104             header->setColumnWidths(columnWidths);
2105         } else {
2106             header->setAutomaticColumnResizing(true);
2107         }
2108         header->setSidePadding(DetailsModeSettings::sidePadding());
2109     }
2110
2111     m_view->endTransaction();
2112 }
2113
2114 void DolphinView::applyModeToView()
2115 {
2116     switch (m_mode) {
2117     case IconsView:
2118         m_view->setItemLayout(KFileItemListView::IconsLayout);
2119         break;
2120     case CompactView:
2121         m_view->setItemLayout(KFileItemListView::CompactLayout);
2122         break;
2123     case DetailsView:
2124         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2125         break;
2126     default:
2127         Q_ASSERT(false);
2128         break;
2129     }
2130 }
2131
2132 void DolphinView::pasteToUrl(const QUrl &url)
2133 {
2134     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2135     KJobWidgets::setWindow(job, this);
2136     m_clearSelectionBeforeSelectingNewItems = true;
2137     m_markFirstNewlySelectedItemAsCurrent = true;
2138     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2139     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2140 }
2141
2142 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2143 {
2144     QList<QUrl> urls;
2145
2146     const KFileItemList items = selectedItems();
2147     urls.reserve(items.count());
2148     for (const KFileItem &item : items) {
2149         urls.append(item.url());
2150     }
2151
2152     if (itemsExpandable()) {
2153         // TODO: Check if we still need KDirModel for this in KDE 5.0
2154         urls = KDirModel::simplifiedUrlList(urls);
2155     }
2156
2157     return urls;
2158 }
2159
2160 QMimeData *DolphinView::selectionMimeData() const
2161 {
2162     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2163     const KItemSet selectedIndexes = selectionManager->selectedItems();
2164
2165     return m_model->createMimeData(selectedIndexes);
2166 }
2167
2168 void DolphinView::updateWritableState()
2169 {
2170     const bool wasFolderWritable = m_isFolderWritable;
2171     m_isFolderWritable = false;
2172
2173     KFileItem item = m_model->rootItem();
2174     if (item.isNull()) {
2175         // Try to find out if the URL is writable even if the "root item" is
2176         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2177         item = KFileItem(url());
2178         item.setDelayedMimeTypes(true);
2179     }
2180
2181     KFileItemListProperties capabilities(KFileItemList() << item);
2182     m_isFolderWritable = capabilities.supportsWriting();
2183
2184     if (m_isFolderWritable != wasFolderWritable) {
2185         Q_EMIT writeStateChanged(m_isFolderWritable);
2186     }
2187 }
2188
2189 QUrl DolphinView::viewPropertiesUrl() const
2190 {
2191     if (m_viewPropertiesContext.isEmpty()) {
2192         return m_url;
2193     }
2194
2195     QUrl url;
2196     url.setScheme(m_url.scheme());
2197     url.setPath(m_viewPropertiesContext);
2198     return url;
2199 }
2200
2201 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2202 {
2203     forceUrlsSelection(urls.first(), urls);
2204 }
2205
2206 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2207 {
2208     clearSelection();
2209     m_clearSelectionBeforeSelectingNewItems = true;
2210     markUrlAsCurrent(current);
2211     markUrlsAsSelected(selected);
2212 }
2213
2214 void DolphinView::copyPathToClipboard()
2215 {
2216     const KFileItemList list = selectedItems();
2217     if (list.isEmpty()) {
2218         return;
2219     }
2220     const KFileItem &item = list.at(0);
2221     QString path = item.localPath();
2222     if (path.isEmpty()) {
2223         path = item.url().toDisplayString();
2224     }
2225     QClipboard *clipboard = QApplication::clipboard();
2226     if (clipboard == nullptr) {
2227         return;
2228     }
2229     clipboard->setText(path);
2230 }
2231
2232 void DolphinView::slotIncreaseZoom()
2233 {
2234     setZoomLevel(zoomLevel() + 1);
2235 }
2236
2237 void DolphinView::slotDecreaseZoom()
2238 {
2239     setZoomLevel(zoomLevel() - 1);
2240 }
2241
2242 void DolphinView::slotSwipeUp()
2243 {
2244     Q_EMIT goUpRequested();
2245 }
2246
2247 void DolphinView::showLoadingPlaceholder()
2248 {
2249     m_placeholderLabel->setText(i18n("Loading..."));
2250     m_placeholderLabel->setVisible(true);
2251 }
2252
2253 void DolphinView::updatePlaceholderLabel()
2254 {
2255     m_showLoadingPlaceholderTimer->stop();
2256     if (itemsCount() > 0) {
2257         m_placeholderLabel->setVisible(false);
2258         return;
2259     }
2260
2261     if (m_loadingState == LoadingState::Loading) {
2262         m_placeholderLabel->setVisible(false);
2263         m_showLoadingPlaceholderTimer->start();
2264         return;
2265     }
2266
2267     if (m_loadingState == LoadingState::Canceled) {
2268         m_placeholderLabel->setText(i18n("Loading canceled"));
2269     } else if (!nameFilter().isEmpty()) {
2270         m_placeholderLabel->setText(i18n("No items matching the filter"));
2271     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2272         m_placeholderLabel->setText(i18n("No items matching the search"));
2273     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2274         m_placeholderLabel->setText(i18n("Trash is empty"));
2275     } else if (m_url.scheme() == QLatin1String("tags")) {
2276         if (m_url.path() == QLatin1Char('/')) {
2277             m_placeholderLabel->setText(i18n("No tags"));
2278         } else {
2279             const QString tagName = m_url.path().mid(1); // Remove leading /
2280             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2281         }
2282
2283     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2284         m_placeholderLabel->setText(i18n("No recently used items"));
2285     } else if (m_url.scheme() == QLatin1String("smb")) {
2286         m_placeholderLabel->setText(i18n("No shared folders found"));
2287     } else if (m_url.scheme() == QLatin1String("network")) {
2288         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2289     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2290         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2291     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2292         m_placeholderLabel->setText(i18n("No Apple devices found"));
2293     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2294         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2295     } else {
2296         m_placeholderLabel->setText(i18n("Folder is empty"));
2297     }
2298
2299     m_placeholderLabel->setVisible(true);
2300 }
2301
2302 void DolphinView::tryShowNameToolTip(QHelpEvent *event)
2303 {
2304     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2305         const std::optional<int> index = m_view->itemAt(event->pos());
2306
2307         if (!index.has_value()) {
2308             return;
2309         }
2310
2311         // Check whether the filename has been elided
2312         const bool isElided = m_view->isElided(index.value());
2313
2314         if (isElided) {
2315             const KFileItem item = m_model->fileItem(index.value());
2316             const QString text = item.text();
2317             const QPoint pos = mapToGlobal(event->pos());
2318             QToolTip::showText(pos, text);
2319         }
2320     }
2321 }