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/DeleteOrTrashJob>
  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 <QAbstractItemView>
  53 #include <QActionGroup>
  54 #include <QApplication>
  55 #include <QClipboard>
  56 #include <QDropEvent>
  57 #include <QGraphicsOpacityEffect>
  58 #include <QGraphicsSceneDragDropEvent>
  59 #include <QLabel>
  60 #include <QMenu>
  61 #include <QMimeDatabase>
  62 #include <QPixmapCache>
  63 #include <QScrollBar>
  64 #include <QSize>
  65 #include <QTimer>
  66 #include <QToolTip>
  67 #include <QVBoxLayout>
  68
  69 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  70     : QWidget(parent)
  71     , m_active(true)
  72     , m_tabsForFiles(false)
  73     , m_assureVisibleCurrentIndex(false)
  74     , m_isFolderWritable(true)
  75     , m_dragging(false)
  76     , m_selectNextItem(false)
  77     , m_url(url)
  78     , m_viewPropertiesContext()
  79     , m_mode(DolphinView::IconsView)
  80     , m_visibleRoles()
  81     , m_topLayout(nullptr)
  82     , m_model(nullptr)
  83     , m_view(nullptr)
  84     , m_container(nullptr)
  85     , m_toolTipManager(nullptr)
  86     , m_selectionChangedTimer(nullptr)
  87     , m_currentItemUrl()
  88     , m_scrollToCurrentItem(false)
  89     , m_restoredContentsPosition()
  90     , m_controlWheelAccumulatedDelta(0)
  91     , m_selectedUrls()
  92     , m_clearSelectionBeforeSelectingNewItems(false)
  93     , m_markFirstNewlySelectedItemAsCurrent(false)
  94     , m_versionControlObserver(nullptr)
  95     , m_twoClicksRenamingTimer(nullptr)
  96     , m_placeholderLabel(nullptr)
  97     , m_showLoadingPlaceholderTimer(nullptr)
  98 {
  99     m_topLayout = new QVBoxLayout(this);
 100     m_topLayout->setSpacing(0);
 101     m_topLayout->setContentsMargins(0, 0, 0, 0);
 102
 103     // When a new item has been created by the "Create New..." menu, the item should
 104     // get selected and it must be assured that the item will get visible. As the
 105     // creation is done asynchronously, several signals must be checked:
 106     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 107
 108     m_selectionChangedTimer = new QTimer(this);
 109     m_selectionChangedTimer->setSingleShot(true);
 110     m_selectionChangedTimer->setInterval(300);
 111     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 112
 113     m_model = new KFileItemModel(this);
 114     m_view = new DolphinItemListView();
 115     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 116     m_view->setVisibleRoles({"text"});
 117     applyModeToView();
 118
 119     KItemListController *controller = new KItemListController(m_model, m_view, this);
 120     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 121     controller->setAutoActivationDelay(delay);
 122     connect(controller, &KItemListController::doubleClickViewBackground, this, &DolphinView::doubleClickViewBackground);
 123
 124     // The EnlargeSmallPreviews setting can only be changed after the model
 125     // has been set in the view by KItemListController.
 126     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 127
 128     m_container = new KItemListContainer(controller, this);
 129     m_container->installEventFilter(this);
 130 #ifndef QT_NO_ACCESSIBILITY
 131     m_view->setAccessibleParentsObject(m_container);
 132 #endif
 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     // Don't consume mouse events
 151     m_placeholderLabel->setAttribute(Qt::WA_TransparentForMouseEvents);
 152
 153     QFont placeholderLabelFont;
 154     // To match the size of a level 2 Heading/KTitleWidget
 155     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 156     m_placeholderLabel->setFont(placeholderLabelFont);
 157     m_placeholderLabel->setWordWrap(true);
 158     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 159     // Match opacity of QML placeholder label component
 160     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 161     effect->setOpacity(0.5);
 162     m_placeholderLabel->setGraphicsEffect(effect);
 163     // Set initial text and visibility
 164     updatePlaceholderLabel();
 165
 166     auto *centeringLayout = new QVBoxLayout(m_container);
 167     centeringLayout->addWidget(m_placeholderLabel);
 168     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 169
 170     controller->setSelectionBehavior(KItemListController::MultiSelection);
 171     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 172     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 173     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 174     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 175     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 176     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 177     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 178     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 179     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 180     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 181     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 182     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 183     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 184     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 185     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 186     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 187     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 188
 189     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 190     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 191     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 192     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 193     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 194     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 195     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 196     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 197     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 198     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 199     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 200     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 201     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 202     // #473377: Use a QueuedConnection to avoid modifying KCoreDirLister before KCoreDirListerCache::deleteDir() returns.
 203     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved, Qt::QueuedConnection);
 204
 205     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 206
 207     m_view->installEventFilter(this);
 208     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 209     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 210     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 211     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 212
 213     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 214         m_hoveredColumnHeaderIndex = columnIndex;
 215     });
 216     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 217         m_hoveredColumnHeaderIndex = std::nullopt;
 218     });
 219     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 220     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 221
 222     KItemListSelectionManager *selectionManager = controller->selectionManager();
 223     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 224
 225 #if HAVE_BALOO
 226     m_toolTipManager = new ToolTipManager(this);
 227     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 228 #endif
 229
 230     m_versionControlObserver = new VersionControlObserver(this);
 231     m_versionControlObserver->setView(this);
 232     m_versionControlObserver->setModel(m_model);
 233     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 234     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 235     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 236
 237     m_twoClicksRenamingTimer = new QTimer(this);
 238     m_twoClicksRenamingTimer->setSingleShot(true);
 239     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 240
 241     applyViewProperties();
 242     m_topLayout->addWidget(m_container);
 243
 244     loadDirectory(url);
 245 }
 246
 247 DolphinView::~DolphinView()
 248 {
 249     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 250 }
 251
 252 QUrl DolphinView::url() const
 253 {
 254     return m_url;
 255 }
 256
 257 void DolphinView::setActive(bool active)
 258 {
 259     if (active == m_active) {
 260         return;
 261     }
 262
 263     m_active = active;
 264
 265     updatePalette();
 266
 267     if (active) {
 268         m_container->setFocus();
 269         Q_EMIT activated();
 270     }
 271 }
 272
 273 bool DolphinView::isActive() const
 274 {
 275     return m_active;
 276 }
 277
 278 void DolphinView::setViewMode(Mode mode)
 279 {
 280     if (mode != m_mode) {
 281         // Reset scrollbars before changing the view mode.
 282         m_container->horizontalScrollBar()->setValue(0);
 283         m_container->verticalScrollBar()->setValue(0);
 284
 285         ViewProperties props(viewPropertiesUrl());
 286         props.setViewMode(mode);
 287
 288         // We pass the new ViewProperties to applyViewProperties, rather than
 289         // storing them on disk and letting applyViewProperties() read them
 290         // from there, to prevent that changing the view mode fails if the
 291         // .directory file is not writable (see bug 318534).
 292         applyViewProperties(props);
 293     }
 294 }
 295
 296 DolphinView::Mode DolphinView::viewMode() const
 297 {
 298     return m_mode;
 299 }
 300
 301 void DolphinView::setSelectionModeEnabled(const bool enabled)
 302 {
 303     if (enabled) {
 304         if (!m_proxyStyle) {
 305             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 306         }
 307         setStyle(m_proxyStyle.get());
 308         m_view->setStyle(m_proxyStyle.get());
 309         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 310     } else {
 311         setStyle(nullptr);
 312         m_view->setStyle(nullptr);
 313         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 314     }
 315     m_container->controller()->setSelectionModeEnabled(enabled);
 316 }
 317
 318 bool DolphinView::selectionMode() const
 319 {
 320     return m_container->controller()->selectionMode();
 321 }
 322
 323 void DolphinView::setPreviewsShown(bool show)
 324 {
 325     if (previewsShown() == show) {
 326         return;
 327     }
 328
 329     ViewProperties props(viewPropertiesUrl());
 330     props.setPreviewsShown(show);
 331
 332     const int oldZoomLevel = m_view->zoomLevel();
 333     m_view->setPreviewsShown(show);
 334     Q_EMIT previewsShownChanged(show);
 335
 336     const int newZoomLevel = m_view->zoomLevel();
 337     if (newZoomLevel != oldZoomLevel) {
 338         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 339     }
 340 }
 341
 342 bool DolphinView::previewsShown() const
 343 {
 344     return m_view->previewsShown();
 345 }
 346
 347 void DolphinView::setHiddenFilesShown(bool show)
 348 {
 349     if (m_model->showHiddenFiles() == show) {
 350         return;
 351     }
 352
 353     const KFileItemList itemList = selectedItems();
 354     m_selectedUrls.clear();
 355     m_selectedUrls = itemList.urlList();
 356
 357     ViewProperties props(viewPropertiesUrl());
 358     props.setHiddenFilesShown(show);
 359
 360     m_model->setShowHiddenFiles(show);
 361     Q_EMIT hiddenFilesShownChanged(show);
 362 }
 363
 364 bool DolphinView::hiddenFilesShown() const
 365 {
 366     return m_model->showHiddenFiles();
 367 }
 368
 369 void DolphinView::setGroupedSorting(bool grouped)
 370 {
 371     if (grouped == groupedSorting()) {
 372         return;
 373     }
 374
 375     ViewProperties props(viewPropertiesUrl());
 376     props.setGroupedSorting(grouped);
 377     props.save();
 378
 379     m_container->controller()->model()->setGroupedSorting(grouped);
 380
 381     Q_EMIT groupedSortingChanged(grouped);
 382 }
 383
 384 bool DolphinView::groupedSorting() const
 385 {
 386     return m_model->groupedSorting();
 387 }
 388
 389 KFileItemList DolphinView::items() const
 390 {
 391     KFileItemList list;
 392     const int itemCount = m_model->count();
 393     list.reserve(itemCount);
 394
 395     for (int i = 0; i < itemCount; ++i) {
 396         list.append(m_model->fileItem(i));
 397     }
 398
 399     return list;
 400 }
 401
 402 int DolphinView::itemsCount() const
 403 {
 404     return m_model->count();
 405 }
 406
 407 KFileItemList DolphinView::selectedItems() const
 408 {
 409     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 410
 411     KFileItemList selectedItems;
 412     const auto items = selectionManager->selectedItems();
 413     selectedItems.reserve(items.count());
 414     for (int index : items) {
 415         selectedItems.append(m_model->fileItem(index));
 416     }
 417     return selectedItems;
 418 }
 419
 420 int DolphinView::selectedItemsCount() const
 421 {
 422     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 423     return selectionManager->selectedItems().count();
 424 }
 425
 426 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 427 {
 428     m_selectedUrls = urls;
 429     m_selectJobCreatedItems = false;
 430 }
 431
 432 void DolphinView::markUrlAsCurrent(const QUrl &url)
 433 {
 434     m_currentItemUrl = url;
 435     m_scrollToCurrentItem = true;
 436 }
 437
 438 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 439 {
 440     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 441     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 442
 443     for (int index = 0; index < m_model->count(); index++) {
 444         const KFileItem item = m_model->fileItem(index);
 445         if (regexp.match(item.text()).hasMatch()) {
 446             // An alternative approach would be to store the matching items in a KItemSet and
 447             // select them in one go after the loop, but we'd need a new function
 448             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 449             // for that.
 450             selectionManager->setSelected(index, 1, mode);
 451         }
 452     }
 453 }
 454
 455 void DolphinView::setZoomLevel(int level)
 456 {
 457     const int oldZoomLevel = zoomLevel();
 458     m_view->setZoomLevel(level);
 459     if (zoomLevel() != oldZoomLevel) {
 460         hideToolTip();
 461         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 462     }
 463 }
 464
 465 int DolphinView::zoomLevel() const
 466 {
 467     return m_view->zoomLevel();
 468 }
 469
 470 void DolphinView::setSortRole(const QByteArray &role)
 471 {
 472     if (role != sortRole()) {
 473         ViewProperties props(viewPropertiesUrl());
 474         props.setSortRole(role);
 475
 476         KItemModelBase *model = m_container->controller()->model();
 477         model->setSortRole(role);
 478
 479         Q_EMIT sortRoleChanged(role);
 480     }
 481 }
 482
 483 QByteArray DolphinView::sortRole() const
 484 {
 485     const KItemModelBase *model = m_container->controller()->model();
 486     return model->sortRole();
 487 }
 488
 489 void DolphinView::setSortOrder(Qt::SortOrder order)
 490 {
 491     if (sortOrder() != order) {
 492         ViewProperties props(viewPropertiesUrl());
 493         props.setSortOrder(order);
 494
 495         m_model->setSortOrder(order);
 496
 497         Q_EMIT sortOrderChanged(order);
 498     }
 499 }
 500
 501 Qt::SortOrder DolphinView::sortOrder() const
 502 {
 503     return m_model->sortOrder();
 504 }
 505
 506 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 507 {
 508     if (sortFoldersFirst() != foldersFirst) {
 509         updateSortFoldersFirst(foldersFirst);
 510     }
 511 }
 512
 513 bool DolphinView::sortFoldersFirst() const
 514 {
 515     return m_model->sortDirectoriesFirst();
 516 }
 517
 518 void DolphinView::setSortHiddenLast(bool hiddenLast)
 519 {
 520     if (sortHiddenLast() != hiddenLast) {
 521         updateSortHiddenLast(hiddenLast);
 522     }
 523 }
 524
 525 bool DolphinView::sortHiddenLast() const
 526 {
 527     return m_model->sortHiddenLast();
 528 }
 529
 530 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 531 {
 532     const QList<QByteArray> previousRoles = roles;
 533
 534     ViewProperties props(viewPropertiesUrl());
 535     props.setVisibleRoles(roles);
 536
 537     m_visibleRoles = roles;
 538     m_view->setVisibleRoles(roles);
 539
 540     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 541 }
 542
 543 QList<QByteArray> DolphinView::visibleRoles() const
 544 {
 545     return m_visibleRoles;
 546 }
 547
 548 void DolphinView::reload()
 549 {
 550     QByteArray viewState;
 551     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 552     saveState(saveStream);
 553
 554     setUrl(url());
 555     loadDirectory(url(), true);
 556
 557     QDataStream restoreStream(viewState);
 558     restoreState(restoreStream);
 559 }
 560
 561 void DolphinView::readSettings()
 562 {
 563     const int oldZoomLevel = m_view->zoomLevel();
 564
 565     GeneralSettings::self()->load();
 566     m_view->readSettings();
 567     applyViewProperties();
 568
 569     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 570     m_container->controller()->setAutoActivationDelay(delay);
 571
 572     const int newZoomLevel = m_view->zoomLevel();
 573     if (newZoomLevel != oldZoomLevel) {
 574         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 575     }
 576 }
 577
 578 void DolphinView::writeSettings()
 579 {
 580     GeneralSettings::self()->save();
 581     m_view->writeSettings();
 582 }
 583
 584 void DolphinView::setNameFilter(const QString &nameFilter)
 585 {
 586     m_model->setNameFilter(nameFilter);
 587 }
 588
 589 QString DolphinView::nameFilter() const
 590 {
 591     return m_model->nameFilter();
 592 }
 593
 594 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 595 {
 596     return m_model->setMimeTypeFilters(filters);
 597 }
 598
 599 QStringList DolphinView::mimeTypeFilters() const
 600 {
 601     return m_model->mimeTypeFilters();
 602 }
 603
 604 void DolphinView::requestStatusBarText()
 605 {
 606     if (m_statJobForStatusBarText) {
 607         // Kill the pending request.
 608         m_statJobForStatusBarText->kill();
 609     }
 610
 611     if (m_container->controller()->selectionManager()->hasSelection()) {
 612         int folderCount = 0;
 613         int fileCount = 0;
 614         KIO::filesize_t totalFileSize = 0;
 615
 616         // Give a summary of the status of the selected files
 617         const KFileItemList list = selectedItems();
 618         for (const KFileItem &item : list) {
 619             if (item.isDir()) {
 620                 ++folderCount;
 621             } else {
 622                 ++fileCount;
 623                 totalFileSize += item.size();
 624             }
 625         }
 626
 627         if (folderCount + fileCount == 1) {
 628             // If only one item is selected, show info about it
 629             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 630         } else {
 631             // At least 2 items are selected
 632             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 633         }
 634     } else { // has no selection
 635         if (!m_model->rootItem().url().isValid()) {
 636             return;
 637         }
 638
 639         m_statJobForStatusBarText = KIO::stat(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 640         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 641         m_statJobForStatusBarText->start();
 642     }
 643 }
 644
 645 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 646 {
 647     QString foldersText;
 648     QString filesText;
 649     QString summary;
 650
 651     if (selection == HasSelection) {
 652         // At least 2 items are selected because the case of 1 selected item is handled in
 653         // DolphinView::requestStatusBarText().
 654         foldersText = i18ncp("@info:status", "1 folder selected", "%1 folders selected", folderCount);
 655         filesText = i18ncp("@info:status", "1 file selected", "%1 files selected", fileCount);
 656     } else {
 657         foldersText = i18ncp("@info:status", "1 folder", "%1 folders", folderCount);
 658         filesText = i18ncp("@info:status", "1 file", "%1 files", fileCount);
 659     }
 660
 661     if (fileCount > 0 && folderCount > 0) {
 662         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 663     } else if (fileCount > 0) {
 664         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 665     } else if (folderCount > 0) {
 666         summary = foldersText;
 667     } else {
 668         summary = i18nc("@info:status", "0 folders, 0 files");
 669     }
 670     Q_EMIT statusBarTextChanged(summary);
 671 }
 672
 673 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 674 {
 675     QList<QAction *> actions;
 676
 677     if (items.isEmpty()) {
 678         const KFileItem item = m_model->rootItem();
 679         if (!item.isNull()) {
 680             actions = m_versionControlObserver->actions(KFileItemList() << item);
 681         }
 682     } else {
 683         actions = m_versionControlObserver->actions(items);
 684     }
 685
 686     return actions;
 687 }
 688
 689 void DolphinView::setUrl(const QUrl &url)
 690 {
 691     if (url == m_url) {
 692         return;
 693     }
 694
 695     clearSelection();
 696
 697     m_url = url;
 698
 699     hideToolTip();
 700
 701     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 702
 703     // It is important to clear the items from the model before
 704     // applying the view properties, otherwise expensive operations
 705     // might be done on the existing items although they get cleared
 706     // anyhow afterwards by loadDirectory().
 707     m_model->clear();
 708     applyViewProperties();
 709     loadDirectory(url);
 710
 711     Q_EMIT urlChanged(url);
 712 }
 713
 714 void DolphinView::selectAll()
 715 {
 716     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 717     selectionManager->setSelected(0, m_model->count());
 718 }
 719
 720 void DolphinView::invertSelection()
 721 {
 722     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 723     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 724 }
 725
 726 void DolphinView::clearSelection()
 727 {
 728     m_selectJobCreatedItems = false;
 729     m_selectedUrls.clear();
 730     m_container->controller()->selectionManager()->clearSelection();
 731 }
 732
 733 void DolphinView::renameSelectedItems()
 734 {
 735     const KFileItemList items = selectedItems();
 736     if (items.isEmpty()) {
 737         return;
 738     }
 739
 740     if (items.count() == 1 && GeneralSettings::renameInline()) {
 741         const int index = m_model->index(items.first());
 742
 743         connect(
 744             m_view,
 745             &KItemListView::scrollingStopped,
 746             this,
 747             [this, index]() {
 748                 m_view->editRole(index, "text");
 749
 750                 hideToolTip();
 751
 752                 connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 753             },
 754             Qt::SingleShotConnection);
 755         m_view->scrollToItem(index);
 756
 757     } else {
 758         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 759         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 760
 761         dialog->open();
 762     }
 763
 764     // Assure that the current index remains visible when KFileItemModel
 765     // will notify the view about changed items (which might result in
 766     // a changed sorting).
 767     m_assureVisibleCurrentIndex = true;
 768 }
 769
 770 void DolphinView::trashSelectedItems()
 771 {
 772     const QList<QUrl> list = simplifiedSelectedUrls();
 773
 774     using Iface = KIO::AskUserActionInterface;
 775     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 776     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 777     m_selectNextItem = true;
 778     trashJob->start();
 779 }
 780
 781 void DolphinView::deleteSelectedItems()
 782 {
 783     const QList<QUrl> list = simplifiedSelectedUrls();
 784
 785     using Iface = KIO::AskUserActionInterface;
 786     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 787     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 788     m_selectNextItem = true;
 789     trashJob->start();
 790 }
 791
 792 void DolphinView::cutSelectedItemsToClipboard()
 793 {
 794     QMimeData *mimeData = selectionMimeData();
 795     KIO::setClipboardDataCut(mimeData, true);
 796     KUrlMimeData::exportUrlsToPortal(mimeData);
 797     QApplication::clipboard()->setMimeData(mimeData);
 798 }
 799
 800 void DolphinView::copySelectedItemsToClipboard()
 801 {
 802     QMimeData *mimeData = selectionMimeData();
 803     KUrlMimeData::exportUrlsToPortal(mimeData);
 804     QApplication::clipboard()->setMimeData(mimeData);
 805 }
 806
 807 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 808 {
 809     if (selection.isEmpty() || !destinationUrl.isValid()) {
 810         return;
 811     }
 812
 813     m_clearSelectionBeforeSelectingNewItems = true;
 814     m_markFirstNewlySelectedItemAsCurrent = true;
 815     m_selectJobCreatedItems = true;
 816
 817     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 818     KJobWidgets::setWindow(job, this);
 819
 820     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 821     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 822     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 823     KIO::FileUndoManager::self()->recordCopyJob(job);
 824 }
 825
 826 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 827 {
 828     if (selection.isEmpty() || !destinationUrl.isValid()) {
 829         return;
 830     }
 831
 832     m_clearSelectionBeforeSelectingNewItems = true;
 833     m_markFirstNewlySelectedItemAsCurrent = true;
 834     m_selectJobCreatedItems = true;
 835
 836     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 837     KJobWidgets::setWindow(job, this);
 838
 839     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 840     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 841     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 842     KIO::FileUndoManager::self()->recordCopyJob(job);
 843 }
 844
 845 void DolphinView::paste()
 846 {
 847     pasteToUrl(url());
 848 }
 849
 850 void DolphinView::pasteIntoFolder()
 851 {
 852     const KFileItemList items = selectedItems();
 853     if ((items.count() == 1) && items.first().isDir()) {
 854         pasteToUrl(items.first().url());
 855     }
 856 }
 857
 858 void DolphinView::duplicateSelectedItems()
 859 {
 860     const KFileItemList itemList = selectedItems();
 861     if (itemList.isEmpty()) {
 862         return;
 863     }
 864
 865     const QMimeDatabase db;
 866
 867     m_clearSelectionBeforeSelectingNewItems = true;
 868     m_markFirstNewlySelectedItemAsCurrent = true;
 869     m_selectJobCreatedItems = true;
 870
 871     // Duplicate all selected items and append "copy" to the end of the file name
 872     // but before the filename extension, if present
 873     for (const auto &item : itemList) {
 874         const QUrl originalURL = item.url();
 875         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 876         const QString originalFileName = item.name();
 877
 878         QString extension = db.suffixForFileName(originalFileName);
 879
 880         QUrl duplicateURL = originalURL;
 881
 882         // No extension; new filename is "<oldfilename> copy"
 883         if (extension.isEmpty()) {
 884             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 885             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 886         } else {
 887             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 888             extension = QLatin1String(".") + extension;
 889             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 890             // Preserve file's original filename extension in case the casing differs
 891             // from what QMimeDatabase::suffixForFileName() returned
 892             const QString originalExtension = originalFileName.right(extension.size());
 893             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 894         }
 895
 896         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 897         job->setAutoRename(true);
 898         KJobWidgets::setWindow(job, this);
 899
 900         connect(job, &KIO::CopyJob::result, this, &DolphinView::slotJobResult);
 901         connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 902         connect(job, &KIO::CopyJob::copyingLinkDone, this, &DolphinView::slotItemLinkCreatedFromJob);
 903         KIO::FileUndoManager::self()->recordCopyJob(job);
 904     }
 905 }
 906
 907 void DolphinView::stopLoading()
 908 {
 909     m_model->cancelDirectoryLoading();
 910 }
 911
 912 void DolphinView::updatePalette()
 913 {
 914     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 915     if (!m_active) {
 916         color.setAlpha(150);
 917     }
 918
 919     QWidget *viewport = m_container->viewport();
 920     if (viewport) {
 921         QPalette palette;
 922         palette.setColor(viewport->backgroundRole(), color);
 923         viewport->setPalette(palette);
 924     }
 925
 926     update();
 927 }
 928
 929 void DolphinView::abortTwoClicksRenaming()
 930 {
 931     m_twoClicksRenamingItemUrl.clear();
 932     m_twoClicksRenamingTimer->stop();
 933 }
 934
 935 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 936 {
 937     switch (event->type()) {
 938     case QEvent::PaletteChange:
 939         updatePalette();
 940         QPixmapCache::clear();
 941         break;
 942
 943     case QEvent::WindowActivate:
 944     case QEvent::WindowDeactivate:
 945         updatePalette();
 946         break;
 947
 948     case QEvent::KeyPress:
 949         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 950         if (GeneralSettings::useTabForSwitchingSplitView()) {
 951             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 952             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 953                 Q_EMIT toggleActiveViewRequested();
 954                 return true;
 955             }
 956         }
 957         break;
 958     case QEvent::KeyRelease:
 959         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 960             m_controlWheelAccumulatedDelta = 0;
 961         }
 962         break;
 963     case QEvent::FocusIn:
 964         if (watched == m_container) {
 965             setActive(true);
 966         }
 967         break;
 968
 969     case QEvent::GraphicsSceneDragEnter:
 970         if (watched == m_view) {
 971             m_dragging = true;
 972             abortTwoClicksRenaming();
 973         }
 974         break;
 975
 976     case QEvent::GraphicsSceneDragLeave:
 977         if (watched == m_view) {
 978             m_dragging = false;
 979         }
 980         break;
 981
 982     case QEvent::GraphicsSceneDrop:
 983         if (watched == m_view) {
 984             m_dragging = false;
 985         }
 986         break;
 987
 988     case QEvent::ToolTip: {
 989         const auto helpEvent = static_cast<QHelpEvent *>(event);
 990         if (tryShowNameToolTip(helpEvent)) {
 991             return true;
 992
 993         } else if (m_hoveredColumnHeaderIndex) {
 994             const auto rolesInfo = KFileItemModel::rolesInformation();
 995             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
 996
 997             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
 998                 if (visibleRole == info.role) {
 999                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
1000                     return true;
1001                 }
1002             }
1003         }
1004         break;
1005     }
1006     default:
1007         break;
1008     }
1009
1010     return QWidget::eventFilter(watched, event);
1011 }
1012
1013 void DolphinView::wheelEvent(QWheelEvent *event)
1014 {
1015     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1016         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1017
1018         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1019             slotDecreaseZoom();
1020             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1021         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1022             slotIncreaseZoom();
1023             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1024         }
1025
1026         event->accept();
1027     } else {
1028         event->ignore();
1029     }
1030 }
1031
1032 void DolphinView::hideEvent(QHideEvent *event)
1033 {
1034     hideToolTip();
1035     QWidget::hideEvent(event);
1036 }
1037
1038 bool DolphinView::event(QEvent *event)
1039 {
1040     if (event->type() == QEvent::WindowDeactivate) {
1041         /* See Bug 297355
1042          * Dolphin leaves file preview tooltips open even when is not visible.
1043          *
1044          * Hide tool-tip when Dolphin loses focus.
1045          */
1046         hideToolTip();
1047         abortTwoClicksRenaming();
1048     }
1049
1050     return QWidget::event(event);
1051 }
1052
1053 void DolphinView::activate()
1054 {
1055     setActive(true);
1056 }
1057
1058 void DolphinView::slotItemActivated(int index)
1059 {
1060     abortTwoClicksRenaming();
1061
1062     const KFileItem item = m_model->fileItem(index);
1063     if (!item.isNull()) {
1064         Q_EMIT itemActivated(item);
1065     }
1066 }
1067
1068 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1069 {
1070     Q_ASSERT(indexes.count() >= 2);
1071
1072     abortTwoClicksRenaming();
1073
1074     const auto modifiers = QGuiApplication::keyboardModifiers();
1075
1076     if (indexes.count() > 5) {
1077         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1078         const int answer = KMessageBox::warningContinueCancel(
1079             this,
1080             question,
1081             {},
1082             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1083             KStandardGuiItem::cancel(),
1084             QStringLiteral("ConfirmOpenManyFolders"));
1085         if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {
1086             return;
1087         }
1088     }
1089
1090     KFileItemList items;
1091     items.reserve(indexes.count());
1092
1093     for (int index : indexes) {
1094         KFileItem item = m_model->fileItem(index);
1095         const QUrl &url = openItemAsFolderUrl(item);
1096
1097         if (!url.isEmpty()) {
1098             // Open folders in new tabs or in new windows depending on the modifier
1099             // The ctrl+shift behavior is ignored because we are handling multiple items
1100             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1101             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1102                 Q_EMIT windowRequested(url);
1103             } else {
1104                 Q_EMIT tabRequested(url);
1105             }
1106         } else {
1107             items.append(item);
1108         }
1109     }
1110
1111     if (items.count() == 1) {
1112         Q_EMIT itemActivated(items.first());
1113     } else if (items.count() > 1) {
1114         Q_EMIT itemsActivated(items);
1115     }
1116 }
1117
1118 void DolphinView::slotItemMiddleClicked(int index)
1119 {
1120     const KFileItem &item = m_model->fileItem(index);
1121     const QUrl &url = openItemAsFolderUrl(item);
1122     const auto modifiers = QGuiApplication::keyboardModifiers();
1123     if (!url.isEmpty()) {
1124         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1125         if (modifiers & Qt::ShiftModifier) {
1126             Q_EMIT activeTabRequested(url);
1127         } else {
1128             Q_EMIT tabRequested(url);
1129         }
1130     } else if (isTabsForFilesEnabled()) {
1131         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1132         if (modifiers & Qt::ShiftModifier) {
1133             Q_EMIT activeTabRequested(item.url());
1134         } else {
1135             Q_EMIT tabRequested(item.url());
1136         }
1137     } else {
1138         Q_EMIT fileMiddleClickActivated(item);
1139     }
1140 }
1141
1142 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1143 {
1144     // Force emit of a selection changed signal before we request the
1145     // context menu, to update the edit-actions first. (See Bug 294013)
1146     if (m_selectionChangedTimer->isActive()) {
1147         emitSelectionChangedSignal();
1148     }
1149
1150     const KFileItem item = m_model->fileItem(index);
1151     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1152 }
1153
1154 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1155 {
1156     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1157 }
1158
1159 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1160 {
1161     ViewProperties props(viewPropertiesUrl());
1162
1163     QPointer<QMenu> menu = new QMenu(this);
1164
1165     KItemListView *view = m_container->controller()->view();
1166     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1167
1168     bool indexingEnabled = false;
1169 #if HAVE_BALOO
1170     Baloo::IndexerConfig config;
1171     indexingEnabled = config.fileIndexingEnabled();
1172 #endif
1173
1174     QString groupName;
1175     QMenu *groupMenu = nullptr;
1176
1177     // Add all roles to the menu that can be shown or hidden by the user
1178     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1179     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1180         if (info.role == "text") {
1181             // It should not be possible to hide the "text" role
1182             continue;
1183         }
1184
1185         const QString text = m_model->roleDescription(info.role);
1186         QAction *action = nullptr;
1187         if (info.group.isEmpty()) {
1188             action = menu->addAction(text);
1189         } else {
1190             if (!groupMenu || info.group != groupName) {
1191                 groupName = info.group;
1192                 groupMenu = menu->addMenu(groupName);
1193             }
1194
1195             action = groupMenu->addAction(text);
1196         }
1197
1198         action->setCheckable(true);
1199         action->setChecked(visibleRolesSet.contains(info.role));
1200         action->setData(info.role);
1201         action->setToolTip(info.tooltip);
1202
1203         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1204         action->setEnabled(enable);
1205     }
1206
1207     menu->addSeparator();
1208
1209     QActionGroup *widthsGroup = new QActionGroup(menu);
1210     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1211
1212     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1213     toggleSidePaddingAction->setCheckable(true);
1214     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1215
1216     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1217     autoAdjustWidthsAction->setCheckable(true);
1218     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1219     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1220
1221     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1222     customWidthsAction->setCheckable(true);
1223     customWidthsAction->setChecked(!autoColumnWidths);
1224     customWidthsAction->setActionGroup(widthsGroup);
1225
1226     QAction *action = menu->exec(pos.toPoint());
1227     if (menu && action) {
1228         KItemListHeader *header = view->header();
1229
1230         if (action == autoAdjustWidthsAction) {
1231             // Clear the column-widths from the viewproperties and turn on
1232             // the automatic resizing of the columns
1233             props.setHeaderColumnWidths(QList<int>());
1234             header->setAutomaticColumnResizing(true);
1235         } else if (action == customWidthsAction) {
1236             // Apply the current column-widths as custom column-widths and turn
1237             // off the automatic resizing of the columns
1238             QList<int> columnWidths;
1239             const auto visibleRoles = view->visibleRoles();
1240             columnWidths.reserve(visibleRoles.count());
1241             for (const QByteArray &role : visibleRoles) {
1242                 columnWidths.append(header->columnWidth(role));
1243             }
1244             props.setHeaderColumnWidths(columnWidths);
1245             header->setAutomaticColumnResizing(false);
1246         } else if (action == toggleSidePaddingAction) {
1247             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1248         } else {
1249             // Show or hide the selected role
1250             const QByteArray selectedRole = action->data().toByteArray();
1251
1252             QList<QByteArray> visibleRoles = view->visibleRoles();
1253             if (action->isChecked()) {
1254                 visibleRoles.append(selectedRole);
1255             } else {
1256                 visibleRoles.removeOne(selectedRole);
1257             }
1258
1259             view->setVisibleRoles(visibleRoles);
1260             props.setVisibleRoles(visibleRoles);
1261
1262             QList<int> columnWidths;
1263             if (!header->automaticColumnResizing()) {
1264                 const auto visibleRoles = view->visibleRoles();
1265                 columnWidths.reserve(visibleRoles.count());
1266                 for (const QByteArray &role : visibleRoles) {
1267                     columnWidths.append(header->columnWidth(role));
1268                 }
1269             }
1270             props.setHeaderColumnWidths(columnWidths);
1271         }
1272     }
1273
1274     delete menu;
1275 }
1276
1277 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1278 {
1279     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1280
1281     ViewProperties props(viewPropertiesUrl());
1282     QList<int> columnWidths = props.headerColumnWidths();
1283     if (columnWidths.count() != visibleRoles.count()) {
1284         columnWidths.clear();
1285         columnWidths.reserve(visibleRoles.count());
1286         const KItemListHeader *header = m_view->header();
1287         for (const QByteArray &role : visibleRoles) {
1288             const int width = header->columnWidth(role);
1289             columnWidths.append(width);
1290         }
1291     }
1292
1293     const int roleIndex = visibleRoles.indexOf(role);
1294     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1295     columnWidths[roleIndex] = current;
1296
1297     props.setHeaderColumnWidths(columnWidths);
1298 }
1299
1300 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1301 {
1302     ViewProperties props(viewPropertiesUrl());
1303     DetailsModeSettings::setSidePadding(int(width));
1304     m_view->writeSettings();
1305 }
1306
1307 void DolphinView::slotItemHovered(int index)
1308 {
1309     const KFileItem item = m_model->fileItem(index);
1310
1311     if (GeneralSettings::showToolTips() && !m_dragging) {
1312         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1313         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1314         itemRect.moveTo(pos);
1315
1316 #if HAVE_BALOO
1317         auto nativeParent = nativeParentWidget();
1318         if (nativeParent) {
1319             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1320         }
1321 #endif
1322     }
1323
1324     Q_EMIT requestItemInfo(item);
1325 }
1326
1327 void DolphinView::slotItemUnhovered(int index)
1328 {
1329     Q_UNUSED(index)
1330     hideToolTip();
1331     Q_EMIT requestItemInfo(KFileItem());
1332 }
1333
1334 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1335 {
1336     QUrl destUrl;
1337     KFileItem destItem = m_model->fileItem(index);
1338     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1339         // Use the URL of the view as drop target if the item is no directory
1340         // or desktop-file
1341         destItem = m_model->rootItem();
1342         destUrl = url();
1343     } else {
1344         // The item represents a directory or desktop-file
1345         destUrl = destItem.mostLocalUrl();
1346     }
1347
1348     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1349     dropUrls(destUrl, &dropEvent, this);
1350
1351     setActive(true);
1352 }
1353
1354 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1355 {
1356     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1357
1358     if (job) {
1359         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1360
1361         if (destUrl == url()) {
1362             // Mark the dropped urls as selected.
1363             m_clearSelectionBeforeSelectingNewItems = true;
1364             m_markFirstNewlySelectedItemAsCurrent = true;
1365             m_selectJobCreatedItems = true;
1366             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1367             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1368                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1369                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1370                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1371                     Q_UNUSED(job)
1372                     Q_UNUSED(src)
1373                     slotItemCreated(dest);
1374                 });
1375             });
1376         }
1377     }
1378 }
1379
1380 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1381 {
1382     if (previous != nullptr) {
1383         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1384         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1385         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1386         m_versionControlObserver->setModel(nullptr);
1387     }
1388
1389     if (current) {
1390         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1391         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1392         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1393         m_versionControlObserver->setModel(fileItemModel);
1394     }
1395 }
1396
1397 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1398 {
1399     Q_UNUSED(itemIndex)
1400
1401     hideToolTip();
1402
1403     if (buttons & Qt::BackButton) {
1404         Q_EMIT goBackRequested();
1405     } else if (buttons & Qt::ForwardButton) {
1406         Q_EMIT goForwardRequested();
1407     }
1408 }
1409
1410 void DolphinView::slotSelectedItemTextPressed(int index)
1411 {
1412     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1413         const KFileItem item = m_model->fileItem(index);
1414         const KFileItemListProperties capabilities(KFileItemList() << item);
1415         if (capabilities.supportsMoving()) {
1416             m_twoClicksRenamingItemUrl = item.url();
1417             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1418         }
1419     }
1420 }
1421
1422 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1423 {
1424     slotItemCreated(to);
1425 }
1426
1427 void DolphinView::slotItemLinkCreatedFromJob(KIO::Job *, const QUrl &, const QString &, const QUrl &to)
1428 {
1429     slotItemCreated(to);
1430 }
1431
1432 void DolphinView::slotItemCreated(const QUrl &url)
1433 {
1434     if (m_markFirstNewlySelectedItemAsCurrent) {
1435         markUrlAsCurrent(url);
1436         m_markFirstNewlySelectedItemAsCurrent = false;
1437     }
1438     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1439         m_selectedUrls << url;
1440     }
1441 }
1442
1443 void DolphinView::onDirectoryLoadingCompletedAfterJob()
1444 {
1445     // the model should now contain all the items created by the job
1446     m_selectJobCreatedItems = true; // to make sure we overwrite selection
1447     // update the view: scroll into View and selection
1448     updateViewState();
1449     m_selectJobCreatedItems = false;
1450     m_selectedUrls.clear();
1451 }
1452
1453 void DolphinView::slotJobResult(KJob *job)
1454 {
1455     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1456         Q_EMIT errorMessage(job->errorString());
1457     }
1458     if (!m_selectJobCreatedItems) {
1459         m_selectedUrls.clear();
1460         return;
1461     }
1462     if (!m_selectedUrls.isEmpty()) {
1463         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1464
1465         updateSelectionState();
1466         if (!m_selectedUrls.isEmpty()) {
1467             // not all urls were found, the model may not be up to date
1468             connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::onDirectoryLoadingCompletedAfterJob, Qt::SingleShotConnection);
1469         } else {
1470             m_selectJobCreatedItems = false;
1471             m_selectedUrls.clear();
1472         }
1473     }
1474 }
1475
1476 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1477 {
1478     m_selectNextItem = false;
1479     const int currentCount = current.count();
1480     const int previousCount = previous.count();
1481     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1482
1483     // If nothing has been selected before and something got selected (or if something
1484     // was selected before and now nothing is selected) the selectionChangedSignal must
1485     // be emitted asynchronously as fast as possible to update the edit-actions.
1486     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1487     m_selectionChangedTimer->start();
1488 }
1489
1490 void DolphinView::emitSelectionChangedSignal()
1491 {
1492     m_selectionChangedTimer->stop();
1493     Q_EMIT selectionChanged(selectedItems());
1494 }
1495
1496 void DolphinView::slotStatJobResult(KJob *job)
1497 {
1498     int folderCount = 0;
1499     int fileCount = 0;
1500     KIO::filesize_t totalFileSize = 0;
1501     bool countFileSize = true;
1502
1503     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1504     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1505         // We have a precomputed value.
1506         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1507         countFileSize = false;
1508     }
1509
1510     const int itemCount = m_model->count();
1511     for (int i = 0; i < itemCount; ++i) {
1512         const KFileItem item = m_model->fileItem(i);
1513         if (item.isDir()) {
1514             ++folderCount;
1515         } else {
1516             ++fileCount;
1517             if (countFileSize) {
1518                 totalFileSize += item.size();
1519             }
1520         }
1521     }
1522     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1523 }
1524
1525 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1526 {
1527     ViewProperties props(viewPropertiesUrl());
1528     props.setSortFoldersFirst(foldersFirst);
1529
1530     m_model->setSortDirectoriesFirst(foldersFirst);
1531
1532     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1533 }
1534
1535 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1536 {
1537     ViewProperties props(viewPropertiesUrl());
1538     props.setSortHiddenLast(hiddenLast);
1539
1540     m_model->setSortHiddenLast(hiddenLast);
1541
1542     Q_EMIT sortHiddenLastChanged(hiddenLast);
1543 }
1544
1545 QPair<bool, QString> DolphinView::pasteInfo() const
1546 {
1547     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1548     QPair<bool, QString> info;
1549     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1550     return info;
1551 }
1552
1553 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1554 {
1555     m_tabsForFiles = tabsForFiles;
1556 }
1557
1558 bool DolphinView::isTabsForFilesEnabled() const
1559 {
1560     return m_tabsForFiles;
1561 }
1562
1563 bool DolphinView::itemsExpandable() const
1564 {
1565     return m_mode == DetailsView;
1566 }
1567
1568 bool DolphinView::isExpanded(const KFileItem &item) const
1569 {
1570     Q_ASSERT(item.isDir());
1571     Q_ASSERT(items().contains(item));
1572     if (!itemsExpandable()) {
1573         return false;
1574     }
1575     return m_model->isExpanded(m_model->index(item));
1576 }
1577
1578 void DolphinView::restoreState(QDataStream &stream)
1579 {
1580     // Read the version number of the view state and check if the version is supported.
1581     quint32 version = 0;
1582     stream >> version;
1583     if (version != 1) {
1584         // The version of the view state isn't supported, we can't restore it.
1585         return;
1586     }
1587
1588     // Restore the current item that had the keyboard focus
1589     stream >> m_currentItemUrl;
1590
1591     // Restore the previously selected items
1592     stream >> m_selectedUrls;
1593
1594     // Restore the view position
1595     stream >> m_restoredContentsPosition;
1596
1597     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1598     QSet<QUrl> urls;
1599     stream >> urls;
1600     m_model->restoreExpandedDirectories(urls);
1601 }
1602
1603 void DolphinView::saveState(QDataStream &stream)
1604 {
1605     stream << quint32(1); // View state version
1606
1607     // Save the current item that has the keyboard focus
1608     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1609     if (currentIndex != -1) {
1610         KFileItem item = m_model->fileItem(currentIndex);
1611         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1612         QUrl currentItemUrl = item.url();
1613         stream << currentItemUrl;
1614     } else {
1615         stream << QUrl();
1616     }
1617
1618     // Save the selected urls
1619     stream << selectedItems().urlList();
1620
1621     // Save view position
1622     const qreal x = m_container->horizontalScrollBar()->value();
1623     const qreal y = m_container->verticalScrollBar()->value();
1624     stream << QPoint(x, y);
1625
1626     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1627     stream << m_model->expandedDirectories();
1628 }
1629
1630 KFileItem DolphinView::rootItem() const
1631 {
1632     return m_model->rootItem();
1633 }
1634
1635 void DolphinView::setViewPropertiesContext(const QString &context)
1636 {
1637     m_viewPropertiesContext = context;
1638 }
1639
1640 QString DolphinView::viewPropertiesContext() const
1641 {
1642     return m_viewPropertiesContext;
1643 }
1644
1645 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1646 {
1647     if (item.isNull()) {
1648         return QUrl();
1649     }
1650
1651     QUrl url = item.targetUrl();
1652
1653     if (item.isDir()) {
1654         return url;
1655     }
1656
1657     if (item.isMimeTypeKnown()) {
1658         const QString &mimetype = item.mimetype();
1659
1660         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1661             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1662             // zip:/<path>/ when clicking on a zip file, etc.
1663             // The .protocol file specifies the mimetype that the kioslave handles.
1664             // Note that we don't use mimetype inheritance since we don't want to
1665             // open OpenDocument files as zip folders...
1666             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1667             if (!protocol.isEmpty()) {
1668                 url.setScheme(protocol);
1669                 return url;
1670             }
1671         }
1672
1673         if (mimetype == QLatin1String("application/x-desktop")) {
1674             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1675             KDesktopFile desktopFile(url.toLocalFile());
1676             if (desktopFile.hasLinkType()) {
1677                 const QString linkUrl = desktopFile.readUrl();
1678                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1679                     return QUrl::fromUserInput(linkUrl);
1680                 }
1681             }
1682         }
1683     }
1684
1685     return QUrl();
1686 }
1687
1688 void DolphinView::resetZoomLevel()
1689 {
1690     ViewModeSettings settings{m_mode};
1691     settings.useDefaults(true);
1692     const int defaultIconSize = settings.iconSize();
1693     settings.useDefaults(false);
1694
1695     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1696 }
1697
1698 void DolphinView::observeCreatedItem(const QUrl &url)
1699 {
1700     if (m_active) {
1701         forceUrlsSelection(url, {url});
1702     }
1703 }
1704
1705 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1706 {
1707     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1708         Q_EMIT redirection(oldUrl, newUrl);
1709         m_url = newUrl; // #186947
1710     }
1711 }
1712
1713 void DolphinView::updateSelectionState()
1714 {
1715     if (!m_selectedUrls.isEmpty()) {
1716         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1717
1718         const bool shouldScrollToCurrentItem = m_clearSelectionBeforeSelectingNewItems;
1719         // if there is a selection already, leave it that way
1720         // unless some drop/paste job are in the process of creating items
1721         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1722             if (m_clearSelectionBeforeSelectingNewItems) {
1723                 selectionManager->clearSelection();
1724                 m_clearSelectionBeforeSelectingNewItems = false;
1725             }
1726
1727             KItemSet selectedItems = selectionManager->selectedItems();
1728
1729             QList<QUrl>::iterator it = m_selectedUrls.begin();
1730             while (it != m_selectedUrls.end()) {
1731                 const int index = m_model->index(*it);
1732                 if (index >= 0) {
1733                     selectedItems.insert(index);
1734                     it = m_selectedUrls.erase(it);
1735                 } else {
1736                     ++it;
1737                 }
1738             }
1739
1740             if (!selectedItems.isEmpty()) {
1741                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1742                 selectionManager->setSelectedItems(selectedItems);
1743                 selectionManager->endAnchoredSelection();
1744                 if (shouldScrollToCurrentItem) {
1745                     m_view->scrollToItem(selectedItems.first());
1746                 }
1747             }
1748         }
1749     }
1750 }
1751
1752 void DolphinView::updateViewState()
1753 {
1754     if (m_currentItemUrl != QUrl()) {
1755         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1756
1757         // if there is a selection already, leave it that way
1758         if (!selectionManager->hasSelection()) {
1759             const int currentIndex = m_model->index(m_currentItemUrl);
1760             if (currentIndex != -1) {
1761                 selectionManager->setCurrentItem(currentIndex);
1762
1763                 // scroll to current item and reset the state
1764                 if (m_scrollToCurrentItem) {
1765                     m_view->scrollToItem(currentIndex, KItemListView::ViewItemPosition::Middle);
1766                     m_scrollToCurrentItem = false;
1767                 }
1768                 m_currentItemUrl = QUrl();
1769             } else {
1770                 selectionManager->setCurrentItem(0);
1771             }
1772         } else {
1773             m_currentItemUrl = QUrl();
1774         }
1775     }
1776
1777     if (!m_restoredContentsPosition.isNull()) {
1778         const int x = m_restoredContentsPosition.x();
1779         const int y = m_restoredContentsPosition.y();
1780         m_restoredContentsPosition = QPoint();
1781
1782         m_container->horizontalScrollBar()->setValue(x);
1783         m_container->verticalScrollBar()->setValue(y);
1784     }
1785
1786     updateSelectionState();
1787 }
1788
1789 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1790 {
1791     if (GeneralSettings::showToolTips()) {
1792 #if HAVE_BALOO
1793         m_toolTipManager->hideToolTip(behavior);
1794 #else
1795         Q_UNUSED(behavior)
1796 #endif
1797     } else if (m_mode == DolphinView::IconsView) {
1798         QToolTip::hideText();
1799     }
1800 }
1801
1802 bool DolphinView::handleSpaceAsNormalKey() const
1803 {
1804     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1805 }
1806
1807 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1808 {
1809     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1810
1811     // verify that only one item is selected
1812     if (selectionManager->selectedItems().count() == 1) {
1813         const int index = selectionManager->currentItem();
1814         const QUrl fileItemUrl = m_model->fileItem(index).url();
1815
1816         // check if the selected item was the same item that started the twoClicksRenaming
1817         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1818             renameSelectedItems();
1819         }
1820     }
1821 }
1822
1823 void DolphinView::slotTrashFileFinished(KJob *job)
1824 {
1825     if (job->error() == 0) {
1826         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1827         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1828     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1829         Q_EMIT errorMessage(job->errorString());
1830     }
1831 }
1832
1833 void DolphinView::slotDeleteFileFinished(KJob *job)
1834 {
1835     if (job->error() == 0) {
1836         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1837         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1838     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1839         Q_EMIT errorMessage(job->errorString());
1840     }
1841 }
1842
1843 void DolphinView::selectNextItem()
1844 {
1845     if (m_active && m_selectNextItem) {
1846         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1847         if (selectedItems().isEmpty()) {
1848             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1849             return;
1850         }
1851         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1852         if (lastSelectedIndex < 0) {
1853             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1854             return;
1855         }
1856         auto nextItem = lastSelectedIndex + 1;
1857         if (nextItem >= itemsCount()) {
1858             nextItem = lastSelectedIndex - selectedItemsCount();
1859         }
1860         if (nextItem >= 0) {
1861             selectionManager->setSelected(nextItem, 1);
1862         }
1863         m_selectNextItem = false;
1864     }
1865 }
1866
1867 void DolphinView::slotRenamingResult(KJob *job)
1868 {
1869     if (job->error()) {
1870         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1871         Q_ASSERT(copyJob);
1872         const QUrl newUrl = copyJob->destUrl();
1873         const int index = m_model->index(newUrl);
1874         if (index >= 0) {
1875             QHash<QByteArray, QVariant> data;
1876             const QUrl oldUrl = copyJob->srcUrls().at(0);
1877             data.insert("text", oldUrl.fileName());
1878             m_model->setData(index, data);
1879         }
1880     }
1881 }
1882
1883 void DolphinView::slotDirectoryLoadingStarted()
1884 {
1885     m_loadingState = LoadingState::Loading;
1886     updatePlaceholderLabel();
1887
1888     // Disable the writestate temporary until it can be determined in a fast way
1889     // in DolphinView::slotDirectoryLoadingCompleted()
1890     if (m_isFolderWritable) {
1891         m_isFolderWritable = false;
1892         Q_EMIT writeStateChanged(m_isFolderWritable);
1893     }
1894
1895     Q_EMIT directoryLoadingStarted();
1896 }
1897
1898 void DolphinView::slotDirectoryLoadingCompleted()
1899 {
1900     m_loadingState = LoadingState::Completed;
1901
1902     // Update the view-state. This has to be done asynchronously
1903     // because the view might not be in its final state yet.
1904     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1905
1906     // Update the placeholder label in case we found that the folder was empty
1907     // after loading it
1908
1909     Q_EMIT directoryLoadingCompleted();
1910
1911     updatePlaceholderLabel();
1912     updateWritableState();
1913 }
1914
1915 void DolphinView::slotDirectoryLoadingCanceled()
1916 {
1917     m_loadingState = LoadingState::Canceled;
1918
1919     updatePlaceholderLabel();
1920
1921     Q_EMIT directoryLoadingCanceled();
1922 }
1923
1924 void DolphinView::slotItemsChanged()
1925 {
1926     m_assureVisibleCurrentIndex = false;
1927 }
1928
1929 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1930 {
1931     Q_UNUSED(previous)
1932     Q_ASSERT(m_model->sortOrder() == current);
1933
1934     ViewProperties props(viewPropertiesUrl());
1935     props.setSortOrder(current);
1936
1937     Q_EMIT sortOrderChanged(current);
1938 }
1939
1940 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1941 {
1942     Q_UNUSED(previous)
1943     Q_ASSERT(m_model->sortRole() == current);
1944
1945     ViewProperties props(viewPropertiesUrl());
1946     props.setSortRole(current);
1947
1948     Q_EMIT sortRoleChanged(current);
1949 }
1950
1951 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1952 {
1953     Q_UNUSED(previous)
1954     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1955
1956     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1957
1958     m_visibleRoles = current;
1959
1960     ViewProperties props(viewPropertiesUrl());
1961     props.setVisibleRoles(m_visibleRoles);
1962
1963     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1964 }
1965
1966 void DolphinView::slotRoleEditingCanceled()
1967 {
1968     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1969 }
1970
1971 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
1972 {
1973     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1974
1975     const KFileItemList items = selectedItems();
1976     if (items.count() != 1) {
1977         return;
1978     }
1979
1980     if (role == "text") {
1981         const KFileItem oldItem = items.first();
1982         const EditResult retVal = value.value<EditResult>();
1983         const QString newName = retVal.newName;
1984         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1985             const QUrl oldUrl = oldItem.url();
1986
1987             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1988             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1989
1990 #ifndef Q_OS_WIN
1991             // Confirm hiding file/directory by renaming inline
1992             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1993                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
1994
1995                 const auto code =
1996                     KMessageBox::questionTwoActions(this,
1997                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1998                                                                             "Do you still want to rename it?")
1999                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
2000                                                                             "Do you still want to rename it?"),
2001                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
2002                                                     yesGuiItem,
2003                                                     KStandardGuiItem::cancel(),
2004                                                     QStringLiteral("ConfirmHide"));
2005
2006                 if (code == KMessageBox::SecondaryAction) {
2007                     return;
2008                 }
2009             }
2010 #endif
2011
2012             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
2013             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
2014                 // Only change the data in the model if no item with the new name
2015                 // is in the model yet. If there is an item with the new name
2016                 // already, calling KIO::CopyJob will open a dialog
2017                 // asking for a new name, and KFileItemModel will update the
2018                 // data when the dir lister signals that the file name has changed.
2019                 QHash<QByteArray, QVariant> data;
2020                 data.insert(role, retVal.newName);
2021                 m_model->setData(index, data);
2022             }
2023
2024             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2025             KJobWidgets::setWindow(job, this);
2026             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2027             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2028
2029             if (!newNameExistsAlready) {
2030                 forceUrlsSelection(newUrl, {newUrl});
2031
2032                 // Only connect the result signal if there is no item with the new name
2033                 // in the model yet, see bug 328262.
2034                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2035             }
2036         }
2037         if (retVal.direction != EditDone) {
2038             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2039             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2040             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2041             renameSelectedItems();
2042         }
2043     }
2044 }
2045
2046 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2047 {
2048     if (!url.isValid()) {
2049         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2050         if (location.isEmpty()) {
2051             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2052         } else {
2053             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2054         }
2055         return;
2056     }
2057
2058     if (reload) {
2059         m_model->refreshDirectory(url);
2060     } else {
2061         m_model->loadDirectory(url);
2062     }
2063 }
2064
2065 void DolphinView::applyViewProperties()
2066 {
2067     const ViewProperties props(viewPropertiesUrl());
2068     applyViewProperties(props);
2069 }
2070
2071 void DolphinView::applyViewProperties(const ViewProperties &props)
2072 {
2073     m_view->beginTransaction();
2074
2075     const Mode mode = props.viewMode();
2076     if (m_mode != mode) {
2077         const Mode previousMode = m_mode;
2078         m_mode = mode;
2079
2080         // Changing the mode might result in changing
2081         // the zoom level. Remember the old zoom level so
2082         // that zoomLevelChanged() can get emitted.
2083         const int oldZoomLevel = m_view->zoomLevel();
2084         applyModeToView();
2085
2086         Q_EMIT modeChanged(m_mode, previousMode);
2087
2088         if (m_view->zoomLevel() != oldZoomLevel) {
2089             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2090         }
2091     }
2092
2093     const bool hiddenFilesShown = props.hiddenFilesShown();
2094     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2095         m_model->setShowHiddenFiles(hiddenFilesShown);
2096         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2097     }
2098
2099     const bool groupedSorting = props.groupedSorting();
2100     if (groupedSorting != m_model->groupedSorting()) {
2101         m_model->setGroupedSorting(groupedSorting);
2102         Q_EMIT groupedSortingChanged(groupedSorting);
2103     }
2104
2105     const QByteArray sortRole = props.sortRole();
2106     if (sortRole != m_model->sortRole()) {
2107         m_model->setSortRole(sortRole);
2108         Q_EMIT sortRoleChanged(sortRole);
2109     }
2110
2111     const Qt::SortOrder sortOrder = props.sortOrder();
2112     if (sortOrder != m_model->sortOrder()) {
2113         m_model->setSortOrder(sortOrder);
2114         Q_EMIT sortOrderChanged(sortOrder);
2115     }
2116
2117     const bool sortFoldersFirst = props.sortFoldersFirst();
2118     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2119         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2120         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2121     }
2122
2123     const bool sortHiddenLast = props.sortHiddenLast();
2124     if (sortHiddenLast != m_model->sortHiddenLast()) {
2125         m_model->setSortHiddenLast(sortHiddenLast);
2126         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2127     }
2128
2129     const QList<QByteArray> visibleRoles = props.visibleRoles();
2130     if (visibleRoles != m_visibleRoles) {
2131         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2132         m_visibleRoles = visibleRoles;
2133         m_view->setVisibleRoles(visibleRoles);
2134         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2135     }
2136
2137     const bool previewsShown = props.previewsShown();
2138     if (previewsShown != m_view->previewsShown()) {
2139         const int oldZoomLevel = zoomLevel();
2140
2141         m_view->setPreviewsShown(previewsShown);
2142         Q_EMIT previewsShownChanged(previewsShown);
2143
2144         // Changing the preview-state might result in a changed zoom-level
2145         if (oldZoomLevel != zoomLevel()) {
2146             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2147         }
2148     }
2149
2150     KItemListView *itemListView = m_container->controller()->view();
2151     if (itemListView->isHeaderVisible()) {
2152         KItemListHeader *header = itemListView->header();
2153         const QList<int> headerColumnWidths = props.headerColumnWidths();
2154         const int rolesCount = m_visibleRoles.count();
2155         if (headerColumnWidths.count() == rolesCount) {
2156             header->setAutomaticColumnResizing(false);
2157
2158             QHash<QByteArray, qreal> columnWidths;
2159             for (int i = 0; i < rolesCount; ++i) {
2160                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2161             }
2162             header->setColumnWidths(columnWidths);
2163         } else {
2164             header->setAutomaticColumnResizing(true);
2165         }
2166         header->setSidePadding(DetailsModeSettings::sidePadding());
2167     }
2168
2169     m_view->endTransaction();
2170 }
2171
2172 void DolphinView::applyModeToView()
2173 {
2174     switch (m_mode) {
2175     case IconsView:
2176         m_view->setItemLayout(KFileItemListView::IconsLayout);
2177         break;
2178     case CompactView:
2179         m_view->setItemLayout(KFileItemListView::CompactLayout);
2180         break;
2181     case DetailsView:
2182         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2183         break;
2184     default:
2185         Q_ASSERT(false);
2186         break;
2187     }
2188 }
2189
2190 void DolphinView::pasteToUrl(const QUrl &url)
2191 {
2192     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2193     KJobWidgets::setWindow(job, this);
2194     m_clearSelectionBeforeSelectingNewItems = true;
2195     m_markFirstNewlySelectedItemAsCurrent = true;
2196     m_selectJobCreatedItems = true;
2197     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2198     connect(job, &KIO::PasteJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
2199         connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
2200         connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
2201         connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
2202             Q_UNUSED(job)
2203             Q_UNUSED(src)
2204             slotItemCreated(dest);
2205         });
2206     });
2207     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2208 }
2209
2210 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2211 {
2212     QList<QUrl> urls;
2213
2214     const KFileItemList items = selectedItems();
2215     urls.reserve(items.count());
2216     for (const KFileItem &item : items) {
2217         urls.append(item.url());
2218     }
2219
2220     if (itemsExpandable()) {
2221         // TODO: Check if we still need KDirModel for this in KDE 5.0
2222         urls = KDirModel::simplifiedUrlList(urls);
2223     }
2224
2225     return urls;
2226 }
2227
2228 QMimeData *DolphinView::selectionMimeData() const
2229 {
2230     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2231     const KItemSet selectedIndexes = selectionManager->selectedItems();
2232
2233     return m_model->createMimeData(selectedIndexes);
2234 }
2235
2236 void DolphinView::updateWritableState()
2237 {
2238     const bool wasFolderWritable = m_isFolderWritable;
2239     m_isFolderWritable = false;
2240
2241     KFileItem item = m_model->rootItem();
2242     if (item.isNull()) {
2243         // Try to find out if the URL is writable even if the "root item" is
2244         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2245         item = KFileItem(url());
2246         item.setDelayedMimeTypes(true);
2247     }
2248
2249     KFileItemListProperties capabilities(KFileItemList() << item);
2250     m_isFolderWritable = capabilities.supportsWriting();
2251
2252     if (m_isFolderWritable != wasFolderWritable) {
2253         Q_EMIT writeStateChanged(m_isFolderWritable);
2254     }
2255 }
2256
2257 bool DolphinView::isFolderWritable() const
2258 {
2259     return m_isFolderWritable;
2260 }
2261
2262 QUrl DolphinView::viewPropertiesUrl() const
2263 {
2264     if (m_viewPropertiesContext.isEmpty()) {
2265         return m_url;
2266     }
2267
2268     QUrl url;
2269     url.setScheme(m_url.scheme());
2270     url.setPath(m_viewPropertiesContext);
2271     return url;
2272 }
2273
2274 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2275 {
2276     forceUrlsSelection(urls.first(), urls);
2277 }
2278
2279 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2280 {
2281     clearSelection();
2282     m_clearSelectionBeforeSelectingNewItems = true;
2283     markUrlAsCurrent(current);
2284     markUrlsAsSelected(selected);
2285 }
2286
2287 void DolphinView::copyPathToClipboard()
2288 {
2289     const KFileItemList list = selectedItems();
2290     if (list.isEmpty()) {
2291         return;
2292     }
2293     const KFileItem &item = list.at(0);
2294     QString path = item.localPath();
2295     if (path.isEmpty()) {
2296         path = item.url().toDisplayString();
2297     }
2298     QClipboard *clipboard = QApplication::clipboard();
2299     if (clipboard == nullptr) {
2300         return;
2301     }
2302     clipboard->setText(QDir::toNativeSeparators(path));
2303 }
2304
2305 void DolphinView::slotIncreaseZoom()
2306 {
2307     setZoomLevel(zoomLevel() + 1);
2308 }
2309
2310 void DolphinView::slotDecreaseZoom()
2311 {
2312     setZoomLevel(zoomLevel() - 1);
2313 }
2314
2315 void DolphinView::slotSwipeUp()
2316 {
2317     Q_EMIT goUpRequested();
2318 }
2319
2320 void DolphinView::showLoadingPlaceholder()
2321 {
2322     m_placeholderLabel->setText(i18n("Loading…"));
2323     m_placeholderLabel->setVisible(true);
2324 }
2325
2326 void DolphinView::updatePlaceholderLabel()
2327 {
2328     m_showLoadingPlaceholderTimer->stop();
2329     if (itemsCount() > 0) {
2330         m_placeholderLabel->setVisible(false);
2331         return;
2332     }
2333
2334     if (m_loadingState == LoadingState::Loading) {
2335         m_placeholderLabel->setVisible(false);
2336         m_showLoadingPlaceholderTimer->start();
2337         return;
2338     }
2339
2340     if (m_loadingState == LoadingState::Canceled) {
2341         m_placeholderLabel->setText(i18n("Loading canceled"));
2342     } else if (!nameFilter().isEmpty()) {
2343         m_placeholderLabel->setText(i18n("No items matching the filter"));
2344     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2345         m_placeholderLabel->setText(i18n("No items matching the search"));
2346     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2347         m_placeholderLabel->setText(i18n("Trash is empty"));
2348     } else if (m_url.scheme() == QLatin1String("tags")) {
2349         if (m_url.path() == QLatin1Char('/')) {
2350             m_placeholderLabel->setText(i18n("No tags"));
2351         } else {
2352             const QString tagName = m_url.path().mid(1); // Remove leading /
2353             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2354         }
2355
2356     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2357         m_placeholderLabel->setText(i18n("No recently used items"));
2358     } else if (m_url.scheme() == QLatin1String("smb")) {
2359         m_placeholderLabel->setText(i18n("No shared folders found"));
2360     } else if (m_url.scheme() == QLatin1String("network")) {
2361         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2362     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2363         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2364     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2365         m_placeholderLabel->setText(i18n("No Apple devices found"));
2366     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2367         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2368     } else {
2369         m_placeholderLabel->setText(i18n("Folder is empty"));
2370     }
2371
2372     m_placeholderLabel->setVisible(true);
2373 }
2374
2375 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2376 {
2377     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2378         const std::optional<int> index = m_view->itemAt(event->pos());
2379
2380         if (!index.has_value()) {
2381             return false;
2382         }
2383
2384         // Check whether the filename has been elided
2385         const bool isElided = m_view->isElided(index.value());
2386
2387         if (isElided) {
2388             const KFileItem item = m_model->fileItem(index.value());
2389             const QString text = item.text();
2390             const QPoint pos = mapToGlobal(event->pos());
2391             QToolTip::showText(pos, text);
2392             return true;
2393         }
2394     }
2395     return false;
2396 }
2397
2398 #include "moc_dolphinview.cpp"