src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <kio_version.h>
  53 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
  54 #include <KIO/DeleteOrTrashJob>
  55 #endif
  56
  57 #include <QAbstractItemView>
  58 #include <QActionGroup>
  59 #include <QApplication>
  60 #include <QClipboard>
  61 #include <QDropEvent>
  62 #include <QGraphicsOpacityEffect>
  63 #include <QGraphicsSceneDragDropEvent>
  64 #include <QLabel>
  65 #include <QMenu>
  66 #include <QMimeDatabase>
  67 #include <QPixmapCache>
  68 #include <QScrollBar>
  69 #include <QSize>
  70 #include <QTimer>
  71 #include <QToolTip>
  72 #include <QVBoxLayout>
  73
  74 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  75     : QWidget(parent)
  76     , m_active(true)
  77     , m_tabsForFiles(false)
  78     , m_assureVisibleCurrentIndex(false)
  79     , m_isFolderWritable(true)
  80     , m_dragging(false)
  81     , m_selectNextItem(false)
  82     , m_url(url)
  83     , m_viewPropertiesContext()
  84     , m_mode(DolphinView::IconsView)
  85     , m_visibleRoles()
  86     , m_topLayout(nullptr)
  87     , m_model(nullptr)
  88     , m_view(nullptr)
  89     , m_container(nullptr)
  90     , m_toolTipManager(nullptr)
  91     , m_selectionChangedTimer(nullptr)
  92     , m_currentItemUrl()
  93     , m_scrollToCurrentItem(false)
  94     , m_restoredContentsPosition()
  95     , m_selectedUrls()
  96     , m_clearSelectionBeforeSelectingNewItems(false)
  97     , m_markFirstNewlySelectedItemAsCurrent(false)
  98     , m_versionControlObserver(nullptr)
  99     , m_twoClicksRenamingTimer(nullptr)
 100     , m_placeholderLabel(nullptr)
 101     , m_showLoadingPlaceholderTimer(nullptr)
 102 {
 103     m_topLayout = new QVBoxLayout(this);
 104     m_topLayout->setSpacing(0);
 105     m_topLayout->setContentsMargins(0, 0, 0, 0);
 106
 107     // When a new item has been created by the "Create New..." menu, the item should
 108     // get selected and it must be assured that the item will get visible. As the
 109     // creation is done asynchronously, several signals must be checked:
 110     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 111
 112     m_selectionChangedTimer = new QTimer(this);
 113     m_selectionChangedTimer->setSingleShot(true);
 114     m_selectionChangedTimer->setInterval(300);
 115     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 116
 117     m_model = new KFileItemModel(this);
 118     m_view = new DolphinItemListView();
 119     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 120     m_view->setVisibleRoles({"text"});
 121     applyModeToView();
 122
 123     KItemListController *controller = new KItemListController(m_model, m_view, this);
 124     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 125     controller->setAutoActivationDelay(delay);
 126
 127     // The EnlargeSmallPreviews setting can only be changed after the model
 128     // has been set in the view by KItemListController.
 129     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 130
 131     m_container = new KItemListContainer(controller, this);
 132     m_container->installEventFilter(this);
 133     setFocusProxy(m_container);
 134     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 135         hideToolTip();
 136     });
 137     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 138         hideToolTip();
 139     });
 140
 141     m_showLoadingPlaceholderTimer = new QTimer(this);
 142     m_showLoadingPlaceholderTimer->setInterval(500);
 143     m_showLoadingPlaceholderTimer->setSingleShot(true);
 144     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 145
 146     // Show some placeholder text for empty folders
 147     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 148     // because KTitleWidget can't be told to turn off mouse-selectable text
 149     m_placeholderLabel = new QLabel(this);
 150     QFont placeholderLabelFont;
 151     // To match the size of a level 2 Heading/KTitleWidget
 152     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 153     m_placeholderLabel->setFont(placeholderLabelFont);
 154     m_placeholderLabel->setTextInteractionFlags(Qt::NoTextInteraction);
 155     m_placeholderLabel->setWordWrap(true);
 156     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 157     // Match opacity of QML placeholder label component
 158     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 159     effect->setOpacity(0.5);
 160     m_placeholderLabel->setGraphicsEffect(effect);
 161     // Set initial text and visibility
 162     updatePlaceholderLabel();
 163
 164     auto *centeringLayout = new QVBoxLayout(m_container);
 165     centeringLayout->addWidget(m_placeholderLabel);
 166     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 167     m_placeholderLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 168     connect(m_placeholderLabel, &QWidget::customContextMenuRequested, this, [this](const QPoint &pos) {
 169         slotViewContextMenuRequested(m_placeholderLabel->mapToGlobal(pos));
 170     });
 171
 172     controller->setSelectionBehavior(KItemListController::MultiSelection);
 173     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 174     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 175     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 176     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 177     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 178     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 179     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 180     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 181     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 182     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 183     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 184     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 185     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 186     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 187     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 188     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 189     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 190
 191     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 192     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 193     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 194     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 195     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 196     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 197     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 198     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 199     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 200     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 201     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 202     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 203     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 204     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 205
 206     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 207
 208     m_view->installEventFilter(this);
 209     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 210     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 211     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 212     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 213
 214     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 215         m_hoveredColumnHeaderIndex = columnIndex;
 216     });
 217     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 218         m_hoveredColumnHeaderIndex = std::nullopt;
 219     });
 220     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 221     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 222
 223     KItemListSelectionManager *selectionManager = controller->selectionManager();
 224     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 225
 226 #if HAVE_BALOO
 227     m_toolTipManager = new ToolTipManager(this);
 228     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 229 #endif
 230
 231     m_versionControlObserver = new VersionControlObserver(this);
 232     m_versionControlObserver->setView(this);
 233     m_versionControlObserver->setModel(m_model);
 234     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 235     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 236     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 237
 238     m_twoClicksRenamingTimer = new QTimer(this);
 239     m_twoClicksRenamingTimer->setSingleShot(true);
 240     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 241
 242     applyViewProperties();
 243     m_topLayout->addWidget(m_container);
 244
 245     loadDirectory(url);
 246 }
 247
 248 DolphinView::~DolphinView()
 249 {
 250     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 251 }
 252
 253 QUrl DolphinView::url() const
 254 {
 255     return m_url;
 256 }
 257
 258 void DolphinView::setActive(bool active)
 259 {
 260     if (active == m_active) {
 261         return;
 262     }
 263
 264     m_active = active;
 265
 266     updatePalette();
 267
 268     if (active) {
 269         m_container->setFocus();
 270         Q_EMIT activated();
 271         Q_EMIT writeStateChanged(m_isFolderWritable);
 272     }
 273 }
 274
 275 bool DolphinView::isActive() const
 276 {
 277     return m_active;
 278 }
 279
 280 void DolphinView::setViewMode(Mode mode)
 281 {
 282     if (mode != m_mode) {
 283         ViewProperties props(viewPropertiesUrl());
 284         props.setViewMode(mode);
 285
 286         // We pass the new ViewProperties to applyViewProperties, rather than
 287         // storing them on disk and letting applyViewProperties() read them
 288         // from there, to prevent that changing the view mode fails if the
 289         // .directory file is not writable (see bug 318534).
 290         applyViewProperties(props);
 291     }
 292 }
 293
 294 DolphinView::Mode DolphinView::viewMode() const
 295 {
 296     return m_mode;
 297 }
 298
 299 void DolphinView::setSelectionModeEnabled(const bool enabled)
 300 {
 301     if (enabled) {
 302         if (!m_proxyStyle) {
 303             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 304         }
 305         setStyle(m_proxyStyle.get());
 306         m_view->setStyle(m_proxyStyle.get());
 307         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 308     } else {
 309         setStyle(QApplication::style());
 310         m_view->setStyle(QApplication::style());
 311         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 312     }
 313     m_container->controller()->setSelectionModeEnabled(enabled);
 314 }
 315
 316 bool DolphinView::selectionMode() const
 317 {
 318     return m_container->controller()->selectionMode();
 319 }
 320
 321 void DolphinView::setPreviewsShown(bool show)
 322 {
 323     if (previewsShown() == show) {
 324         return;
 325     }
 326
 327     ViewProperties props(viewPropertiesUrl());
 328     props.setPreviewsShown(show);
 329
 330     const int oldZoomLevel = m_view->zoomLevel();
 331     m_view->setPreviewsShown(show);
 332     Q_EMIT previewsShownChanged(show);
 333
 334     const int newZoomLevel = m_view->zoomLevel();
 335     if (newZoomLevel != oldZoomLevel) {
 336         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 337     }
 338 }
 339
 340 bool DolphinView::previewsShown() const
 341 {
 342     return m_view->previewsShown();
 343 }
 344
 345 void DolphinView::setHiddenFilesShown(bool show)
 346 {
 347     if (m_model->showHiddenFiles() == show) {
 348         return;
 349     }
 350
 351     const KFileItemList itemList = selectedItems();
 352     m_selectedUrls.clear();
 353     m_selectedUrls = itemList.urlList();
 354
 355     ViewProperties props(viewPropertiesUrl());
 356     props.setHiddenFilesShown(show);
 357
 358     m_model->setShowHiddenFiles(show);
 359     Q_EMIT hiddenFilesShownChanged(show);
 360 }
 361
 362 bool DolphinView::hiddenFilesShown() const
 363 {
 364     return m_model->showHiddenFiles();
 365 }
 366
 367 void DolphinView::setGroupedSorting(bool grouped)
 368 {
 369     if (grouped == groupedSorting()) {
 370         return;
 371     }
 372
 373     ViewProperties props(viewPropertiesUrl());
 374     props.setGroupedSorting(grouped);
 375     props.save();
 376
 377     m_container->controller()->model()->setGroupedSorting(grouped);
 378
 379     Q_EMIT groupedSortingChanged(grouped);
 380 }
 381
 382 bool DolphinView::groupedSorting() const
 383 {
 384     return m_model->groupedSorting();
 385 }
 386
 387 KFileItemList DolphinView::items() const
 388 {
 389     KFileItemList list;
 390     const int itemCount = m_model->count();
 391     list.reserve(itemCount);
 392
 393     for (int i = 0; i < itemCount; ++i) {
 394         list.append(m_model->fileItem(i));
 395     }
 396
 397     return list;
 398 }
 399
 400 int DolphinView::itemsCount() const
 401 {
 402     return m_model->count();
 403 }
 404
 405 KFileItemList DolphinView::selectedItems() const
 406 {
 407     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 408
 409     KFileItemList selectedItems;
 410     const auto items = selectionManager->selectedItems();
 411     selectedItems.reserve(items.count());
 412     for (int index : items) {
 413         selectedItems.append(m_model->fileItem(index));
 414     }
 415     return selectedItems;
 416 }
 417
 418 int DolphinView::selectedItemsCount() const
 419 {
 420     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 421     return selectionManager->selectedItems().count();
 422 }
 423
 424 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 425 {
 426     m_selectedUrls = urls;
 427 }
 428
 429 void DolphinView::markUrlAsCurrent(const QUrl &url)
 430 {
 431     m_currentItemUrl = url;
 432     m_scrollToCurrentItem = true;
 433 }
 434
 435 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 436 {
 437     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 438     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 439
 440     for (int index = 0; index < m_model->count(); index++) {
 441         const KFileItem item = m_model->fileItem(index);
 442         if (regexp.match(item.text()).hasMatch()) {
 443             // An alternative approach would be to store the matching items in a KItemSet and
 444             // select them in one go after the loop, but we'd need a new function
 445             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 446             // for that.
 447             selectionManager->setSelected(index, 1, mode);
 448         }
 449     }
 450 }
 451
 452 void DolphinView::setZoomLevel(int level)
 453 {
 454     const int oldZoomLevel = zoomLevel();
 455     m_view->setZoomLevel(level);
 456     if (zoomLevel() != oldZoomLevel) {
 457         hideToolTip();
 458         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 459     }
 460 }
 461
 462 int DolphinView::zoomLevel() const
 463 {
 464     return m_view->zoomLevel();
 465 }
 466
 467 void DolphinView::setSortRole(const QByteArray &role)
 468 {
 469     if (role != sortRole()) {
 470         updateSortRole(role);
 471     }
 472 }
 473
 474 QByteArray DolphinView::sortRole() const
 475 {
 476     const KItemModelBase *model = m_container->controller()->model();
 477     return model->sortRole();
 478 }
 479
 480 void DolphinView::setSortOrder(Qt::SortOrder order)
 481 {
 482     if (sortOrder() != order) {
 483         updateSortOrder(order);
 484     }
 485 }
 486
 487 Qt::SortOrder DolphinView::sortOrder() const
 488 {
 489     return m_model->sortOrder();
 490 }
 491
 492 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 493 {
 494     if (sortFoldersFirst() != foldersFirst) {
 495         updateSortFoldersFirst(foldersFirst);
 496     }
 497 }
 498
 499 bool DolphinView::sortFoldersFirst() const
 500 {
 501     return m_model->sortDirectoriesFirst();
 502 }
 503
 504 void DolphinView::setSortHiddenLast(bool hiddenLast)
 505 {
 506     if (sortHiddenLast() != hiddenLast) {
 507         updateSortHiddenLast(hiddenLast);
 508     }
 509 }
 510
 511 bool DolphinView::sortHiddenLast() const
 512 {
 513     return m_model->sortHiddenLast();
 514 }
 515
 516 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 517 {
 518     const QList<QByteArray> previousRoles = roles;
 519
 520     ViewProperties props(viewPropertiesUrl());
 521     props.setVisibleRoles(roles);
 522
 523     m_visibleRoles = roles;
 524     m_view->setVisibleRoles(roles);
 525
 526     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 527 }
 528
 529 QList<QByteArray> DolphinView::visibleRoles() const
 530 {
 531     return m_visibleRoles;
 532 }
 533
 534 void DolphinView::reload()
 535 {
 536     QByteArray viewState;
 537     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 538     saveState(saveStream);
 539
 540     setUrl(url());
 541     loadDirectory(url(), true);
 542
 543     QDataStream restoreStream(viewState);
 544     restoreState(restoreStream);
 545 }
 546
 547 void DolphinView::readSettings()
 548 {
 549     const int oldZoomLevel = m_view->zoomLevel();
 550
 551     GeneralSettings::self()->load();
 552     m_view->readSettings();
 553     applyViewProperties();
 554
 555     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 556     m_container->controller()->setAutoActivationDelay(delay);
 557
 558     const int newZoomLevel = m_view->zoomLevel();
 559     if (newZoomLevel != oldZoomLevel) {
 560         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 561     }
 562 }
 563
 564 void DolphinView::writeSettings()
 565 {
 566     GeneralSettings::self()->save();
 567     m_view->writeSettings();
 568 }
 569
 570 void DolphinView::setNameFilter(const QString &nameFilter)
 571 {
 572     m_model->setNameFilter(nameFilter);
 573 }
 574
 575 QString DolphinView::nameFilter() const
 576 {
 577     return m_model->nameFilter();
 578 }
 579
 580 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 581 {
 582     return m_model->setMimeTypeFilters(filters);
 583 }
 584
 585 QStringList DolphinView::mimeTypeFilters() const
 586 {
 587     return m_model->mimeTypeFilters();
 588 }
 589
 590 void DolphinView::requestStatusBarText()
 591 {
 592     if (m_statJobForStatusBarText) {
 593         // Kill the pending request.
 594         m_statJobForStatusBarText->kill();
 595     }
 596
 597     if (m_container->controller()->selectionManager()->hasSelection()) {
 598         int folderCount = 0;
 599         int fileCount = 0;
 600         KIO::filesize_t totalFileSize = 0;
 601
 602         // Give a summary of the status of the selected files
 603         const KFileItemList list = selectedItems();
 604         for (const KFileItem &item : list) {
 605             if (item.isDir()) {
 606                 ++folderCount;
 607             } else {
 608                 ++fileCount;
 609                 totalFileSize += item.size();
 610             }
 611         }
 612
 613         if (folderCount + fileCount == 1) {
 614             // If only one item is selected, show info about it
 615             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 616         } else {
 617             // At least 2 items are selected
 618             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 619         }
 620     } else { // has no selection
 621         if (!m_model->rootItem().url().isValid()) {
 622             return;
 623         }
 624
 625         m_statJobForStatusBarText = KIO::statDetails(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 626         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 627         m_statJobForStatusBarText->start();
 628     }
 629 }
 630
 631 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 632 {
 633     QString foldersText;
 634     QString filesText;
 635     QString summary;
 636
 637     if (selection == HasSelection) {
 638         // At least 2 items are selected because the case of 1 selected item is handled in
 639         // DolphinView::requestStatusBarText().
 640         foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 641         filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 642     } else {
 643         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 644         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 645     }
 646
 647     if (fileCount > 0 && folderCount > 0) {
 648         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 649     } else if (fileCount > 0) {
 650         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 651     } else if (folderCount > 0) {
 652         summary = foldersText;
 653     } else {
 654         summary = i18nc("@info:status", "0 Folders, 0 Files");
 655     }
 656     Q_EMIT statusBarTextChanged(summary);
 657 }
 658
 659 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 660 {
 661     QList<QAction *> actions;
 662
 663     if (items.isEmpty()) {
 664         const KFileItem item = m_model->rootItem();
 665         if (!item.isNull()) {
 666             actions = m_versionControlObserver->actions(KFileItemList() << item);
 667         }
 668     } else {
 669         actions = m_versionControlObserver->actions(items);
 670     }
 671
 672     return actions;
 673 }
 674
 675 void DolphinView::setUrl(const QUrl &url)
 676 {
 677     if (url == m_url) {
 678         return;
 679     }
 680
 681     clearSelection();
 682
 683     m_url = url;
 684
 685     hideToolTip();
 686
 687     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 688
 689     // It is important to clear the items from the model before
 690     // applying the view properties, otherwise expensive operations
 691     // might be done on the existing items although they get cleared
 692     // anyhow afterwards by loadDirectory().
 693     m_model->clear();
 694     applyViewProperties();
 695     loadDirectory(url);
 696
 697     Q_EMIT urlChanged(url);
 698 }
 699
 700 void DolphinView::selectAll()
 701 {
 702     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 703     selectionManager->setSelected(0, m_model->count());
 704 }
 705
 706 void DolphinView::invertSelection()
 707 {
 708     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 709     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 710 }
 711
 712 void DolphinView::clearSelection()
 713 {
 714     m_selectedUrls.clear();
 715     m_container->controller()->selectionManager()->clearSelection();
 716 }
 717
 718 void DolphinView::renameSelectedItems()
 719 {
 720     const KFileItemList items = selectedItems();
 721     if (items.isEmpty()) {
 722         return;
 723     }
 724
 725     if (items.count() == 1 && GeneralSettings::renameInline()) {
 726         const int index = m_model->index(items.first());
 727
 728         QMetaObject::Connection *const connection = new QMetaObject::Connection;
 729         *connection = connect(m_view, &KItemListView::scrollingStopped, this, [=]() {
 730             QObject::disconnect(*connection);
 731             delete connection;
 732
 733             m_view->editRole(index, "text");
 734
 735             hideToolTip();
 736
 737             connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 738         });
 739         m_view->scrollToItem(index);
 740
 741     } else {
 742         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 743         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 744
 745         dialog->open();
 746     }
 747
 748     // Assure that the current index remains visible when KFileItemModel
 749     // will notify the view about changed items (which might result in
 750     // a changed sorting).
 751     m_assureVisibleCurrentIndex = true;
 752 }
 753
 754 void DolphinView::trashSelectedItems()
 755 {
 756     const QList<QUrl> list = simplifiedSelectedUrls();
 757
 758 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
 759     using Iface = KIO::AskUserActionInterface;
 760     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 761     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 762     m_selectNextItem = true;
 763     trashJob->start();
 764 #else
 765     KIO::JobUiDelegate uiDelegate;
 766     uiDelegate.setWindow(window());
 767     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Trash, KIO::JobUiDelegate::DefaultConfirmation)) {
 768         KIO::Job *job = KIO::trash(list);
 769         KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Trash, list, QUrl(QStringLiteral("trash:/")), job);
 770         KJobWidgets::setWindow(job, this);
 771         connect(job, &KIO::Job::result, this, &DolphinView::slotTrashFileFinished);
 772     }
 773 #endif
 774 }
 775
 776 void DolphinView::deleteSelectedItems()
 777 {
 778     const QList<QUrl> list = simplifiedSelectedUrls();
 779
 780 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
 781     using Iface = KIO::AskUserActionInterface;
 782     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 783     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 784     m_selectNextItem = true;
 785     trashJob->start();
 786 #else
 787     KIO::JobUiDelegate uiDelegate;
 788     uiDelegate.setWindow(window());
 789     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Delete, KIO::JobUiDelegate::DefaultConfirmation)) {
 790         KIO::Job *job = KIO::del(list);
 791         KJobWidgets::setWindow(job, this);
 792         connect(job, &KIO::Job::result, this, &DolphinView::slotDeleteFileFinished);
 793     }
 794 #endif
 795 }
 796
 797 void DolphinView::cutSelectedItemsToClipboard()
 798 {
 799     QMimeData *mimeData = selectionMimeData();
 800     KIO::setClipboardDataCut(mimeData, true);
 801     KUrlMimeData::exportUrlsToPortal(mimeData);
 802     QApplication::clipboard()->setMimeData(mimeData);
 803 }
 804
 805 void DolphinView::copySelectedItemsToClipboard()
 806 {
 807     QMimeData *mimeData = selectionMimeData();
 808     KUrlMimeData::exportUrlsToPortal(mimeData);
 809     QApplication::clipboard()->setMimeData(mimeData);
 810 }
 811
 812 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 813 {
 814     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 815     KJobWidgets::setWindow(job, this);
 816
 817     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 818     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotCopyingDone);
 819     KIO::FileUndoManager::self()->recordCopyJob(job);
 820 }
 821
 822 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 823 {
 824     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 825     KJobWidgets::setWindow(job, this);
 826
 827     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 828     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotCopyingDone);
 829     KIO::FileUndoManager::self()->recordCopyJob(job);
 830 }
 831
 832 void DolphinView::paste()
 833 {
 834     pasteToUrl(url());
 835 }
 836
 837 void DolphinView::pasteIntoFolder()
 838 {
 839     const KFileItemList items = selectedItems();
 840     if ((items.count() == 1) && items.first().isDir()) {
 841         pasteToUrl(items.first().url());
 842     }
 843 }
 844
 845 void DolphinView::duplicateSelectedItems()
 846 {
 847     const KFileItemList itemList = selectedItems();
 848     if (itemList.isEmpty()) {
 849         return;
 850     }
 851
 852     const QMimeDatabase db;
 853
 854     // Duplicate all selected items and append "copy" to the end of the file name
 855     // but before the filename extension, if present
 856     QList<QUrl> newSelection;
 857     for (const auto &item : itemList) {
 858         const QUrl originalURL = item.url();
 859         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 860         const QString originalFileName = item.name();
 861
 862         QString extension = db.suffixForFileName(originalFileName);
 863
 864         QUrl duplicateURL = originalURL;
 865
 866         // No extension; new filename is "<oldfilename> copy"
 867         if (extension.isEmpty()) {
 868             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 869             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 870         } else {
 871             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 872             extension = QLatin1String(".") + extension;
 873             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 874             // Preserve file's original filename extension in case the casing differs
 875             // from what QMimeDatabase::suffixForFileName() returned
 876             const QString originalExtension = originalFileName.right(extension.size());
 877             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 878         }
 879
 880         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 881         KJobWidgets::setWindow(job, this);
 882
 883         if (job) {
 884             newSelection << duplicateURL;
 885             KIO::FileUndoManager::self()->recordCopyJob(job);
 886         }
 887     }
 888
 889     forceUrlsSelection(newSelection.first(), newSelection);
 890 }
 891
 892 void DolphinView::stopLoading()
 893 {
 894     m_model->cancelDirectoryLoading();
 895 }
 896
 897 void DolphinView::updatePalette()
 898 {
 899     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 900     if (!m_active) {
 901         color.setAlpha(150);
 902     }
 903
 904     QWidget *viewport = m_container->viewport();
 905     if (viewport) {
 906         QPalette palette;
 907         palette.setColor(viewport->backgroundRole(), color);
 908         viewport->setPalette(palette);
 909     }
 910
 911     update();
 912 }
 913
 914 void DolphinView::abortTwoClicksRenaming()
 915 {
 916     m_twoClicksRenamingItemUrl.clear();
 917     m_twoClicksRenamingTimer->stop();
 918 }
 919
 920 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 921 {
 922     switch (event->type()) {
 923     case QEvent::PaletteChange:
 924         updatePalette();
 925         QPixmapCache::clear();
 926         break;
 927
 928     case QEvent::WindowActivate:
 929     case QEvent::WindowDeactivate:
 930         updatePalette();
 931         break;
 932
 933     case QEvent::KeyPress:
 934         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 935         if (GeneralSettings::useTabForSwitchingSplitView()) {
 936             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 937             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 938                 Q_EMIT toggleActiveViewRequested();
 939                 return true;
 940             }
 941         }
 942         break;
 943     case QEvent::KeyRelease:
 944         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 945             m_controlWheelAccumulatedDelta = 0;
 946         }
 947         break;
 948     case QEvent::FocusIn:
 949         if (watched == m_container) {
 950             setActive(true);
 951         }
 952         break;
 953
 954     case QEvent::GraphicsSceneDragEnter:
 955         if (watched == m_view) {
 956             m_dragging = true;
 957             abortTwoClicksRenaming();
 958         }
 959         break;
 960
 961     case QEvent::GraphicsSceneDragLeave:
 962         if (watched == m_view) {
 963             m_dragging = false;
 964         }
 965         break;
 966
 967     case QEvent::GraphicsSceneDrop:
 968         if (watched == m_view) {
 969             m_dragging = false;
 970         }
 971         break;
 972
 973     case QEvent::ToolTip: {
 974         const auto helpEvent = static_cast<QHelpEvent *>(event);
 975         if (tryShowNameToolTip(helpEvent)) {
 976             return true;
 977
 978         } else if (m_hoveredColumnHeaderIndex) {
 979             const auto rolesInfo = KFileItemModel::rolesInformation();
 980             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
 981
 982             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
 983                 if (visibleRole == info.role) {
 984                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
 985                     return true;
 986                 }
 987             }
 988         }
 989         break;
 990     }
 991     default:
 992         break;
 993     }
 994
 995     return QWidget::eventFilter(watched, event);
 996 }
 997
 998 void DolphinView::wheelEvent(QWheelEvent *event)
 999 {
1000     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1001         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1002
1003         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1004             slotDecreaseZoom();
1005             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1006         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1007             slotIncreaseZoom();
1008             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1009         }
1010
1011         event->accept();
1012     } else {
1013         event->ignore();
1014     }
1015 }
1016
1017 void DolphinView::hideEvent(QHideEvent *event)
1018 {
1019     hideToolTip();
1020     QWidget::hideEvent(event);
1021 }
1022
1023 bool DolphinView::event(QEvent *event)
1024 {
1025     if (event->type() == QEvent::WindowDeactivate) {
1026         /* See Bug 297355
1027          * Dolphin leaves file preview tooltips open even when is not visible.
1028          *
1029          * Hide tool-tip when Dolphin loses focus.
1030          */
1031         hideToolTip();
1032         abortTwoClicksRenaming();
1033     }
1034
1035     return QWidget::event(event);
1036 }
1037
1038 void DolphinView::activate()
1039 {
1040     setActive(true);
1041 }
1042
1043 void DolphinView::slotItemActivated(int index)
1044 {
1045     abortTwoClicksRenaming();
1046
1047     const KFileItem item = m_model->fileItem(index);
1048     if (!item.isNull()) {
1049         Q_EMIT itemActivated(item);
1050     }
1051 }
1052
1053 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1054 {
1055     Q_ASSERT(indexes.count() >= 2);
1056
1057     abortTwoClicksRenaming();
1058
1059     const auto modifiers = QGuiApplication::keyboardModifiers();
1060
1061     if (indexes.count() > 5) {
1062         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1063 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1064         const int answer = KMessageBox::warningTwoActions(
1065             this,
1066             question,
1067             {},
1068 #else
1069         const int answer =
1070             KMessageBox::warningYesNo(this,
1071                                       question,
1072                                       {},
1073 #endif
1074             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1075             KStandardGuiItem::cancel());
1076 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1077         if (answer != KMessageBox::PrimaryAction) {
1078 #else
1079         if (answer != KMessageBox::Yes) {
1080 #endif
1081             return;
1082         }
1083     }
1084
1085     KFileItemList items;
1086     items.reserve(indexes.count());
1087
1088     for (int index : indexes) {
1089         KFileItem item = m_model->fileItem(index);
1090         const QUrl &url = openItemAsFolderUrl(item);
1091
1092         if (!url.isEmpty()) {
1093             // Open folders in new tabs or in new windows depending on the modifier
1094             // The ctrl+shift behavior is ignored because we are handling multiple items
1095             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1096             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1097                 Q_EMIT windowRequested(url);
1098             } else {
1099                 Q_EMIT tabRequested(url);
1100             }
1101         } else {
1102             items.append(item);
1103         }
1104     }
1105
1106     if (items.count() == 1) {
1107         Q_EMIT itemActivated(items.first());
1108     } else if (items.count() > 1) {
1109         Q_EMIT itemsActivated(items);
1110     }
1111 }
1112
1113 void DolphinView::slotItemMiddleClicked(int index)
1114 {
1115     const KFileItem &item = m_model->fileItem(index);
1116     const QUrl &url = openItemAsFolderUrl(item);
1117     const auto modifiers = QGuiApplication::keyboardModifiers();
1118     if (!url.isEmpty()) {
1119         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1120         if (modifiers & Qt::ShiftModifier) {
1121             Q_EMIT activeTabRequested(url);
1122         } else {
1123             Q_EMIT tabRequested(url);
1124         }
1125     } else if (isTabsForFilesEnabled()) {
1126         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1127         if (modifiers & Qt::ShiftModifier) {
1128             Q_EMIT activeTabRequested(item.url());
1129         } else {
1130             Q_EMIT tabRequested(item.url());
1131         }
1132     }
1133 }
1134
1135 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1136 {
1137     // Force emit of a selection changed signal before we request the
1138     // context menu, to update the edit-actions first. (See Bug 294013)
1139     if (m_selectionChangedTimer->isActive()) {
1140         emitSelectionChangedSignal();
1141     }
1142
1143     const KFileItem item = m_model->fileItem(index);
1144     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1145 }
1146
1147 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1148 {
1149     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1150 }
1151
1152 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1153 {
1154     ViewProperties props(viewPropertiesUrl());
1155
1156     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1157
1158     KItemListView *view = m_container->controller()->view();
1159     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1160
1161     bool indexingEnabled = false;
1162 #if HAVE_BALOO
1163     Baloo::IndexerConfig config;
1164     indexingEnabled = config.fileIndexingEnabled();
1165 #endif
1166
1167     QString groupName;
1168     QMenu *groupMenu = nullptr;
1169
1170     // Add all roles to the menu that can be shown or hidden by the user
1171     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1172     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1173         if (info.role == "text") {
1174             // It should not be possible to hide the "text" role
1175             continue;
1176         }
1177
1178         const QString text = m_model->roleDescription(info.role);
1179         QAction *action = nullptr;
1180         if (info.group.isEmpty()) {
1181             action = menu->addAction(text);
1182         } else {
1183             if (!groupMenu || info.group != groupName) {
1184                 groupName = info.group;
1185                 groupMenu = menu->addMenu(groupName);
1186             }
1187
1188             action = groupMenu->addAction(text);
1189         }
1190
1191         action->setCheckable(true);
1192         action->setChecked(visibleRolesSet.contains(info.role));
1193         action->setData(info.role);
1194         action->setToolTip(info.tooltip);
1195
1196         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1197         action->setEnabled(enable);
1198     }
1199
1200     menu->addSeparator();
1201
1202     QActionGroup *widthsGroup = new QActionGroup(menu);
1203     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1204
1205     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1206     toggleSidePaddingAction->setCheckable(true);
1207     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1208
1209     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1210     autoAdjustWidthsAction->setCheckable(true);
1211     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1212     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1213
1214     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1215     customWidthsAction->setCheckable(true);
1216     customWidthsAction->setChecked(!autoColumnWidths);
1217     customWidthsAction->setActionGroup(widthsGroup);
1218
1219     QAction *action = menu->exec(pos.toPoint());
1220     if (menu && action) {
1221         KItemListHeader *header = view->header();
1222
1223         if (action == autoAdjustWidthsAction) {
1224             // Clear the column-widths from the viewproperties and turn on
1225             // the automatic resizing of the columns
1226             props.setHeaderColumnWidths(QList<int>());
1227             header->setAutomaticColumnResizing(true);
1228         } else if (action == customWidthsAction) {
1229             // Apply the current column-widths as custom column-widths and turn
1230             // off the automatic resizing of the columns
1231             QList<int> columnWidths;
1232             const auto visibleRoles = view->visibleRoles();
1233             columnWidths.reserve(visibleRoles.count());
1234             for (const QByteArray &role : visibleRoles) {
1235                 columnWidths.append(header->columnWidth(role));
1236             }
1237             props.setHeaderColumnWidths(columnWidths);
1238             header->setAutomaticColumnResizing(false);
1239         } else if (action == toggleSidePaddingAction) {
1240             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1241         } else {
1242             // Show or hide the selected role
1243             const QByteArray selectedRole = action->data().toByteArray();
1244
1245             QList<QByteArray> visibleRoles = view->visibleRoles();
1246             if (action->isChecked()) {
1247                 visibleRoles.append(selectedRole);
1248             } else {
1249                 visibleRoles.removeOne(selectedRole);
1250             }
1251
1252             view->setVisibleRoles(visibleRoles);
1253             props.setVisibleRoles(visibleRoles);
1254
1255             QList<int> columnWidths;
1256             if (!header->automaticColumnResizing()) {
1257                 const auto visibleRoles = view->visibleRoles();
1258                 columnWidths.reserve(visibleRoles.count());
1259                 for (const QByteArray &role : visibleRoles) {
1260                     columnWidths.append(header->columnWidth(role));
1261                 }
1262             }
1263             props.setHeaderColumnWidths(columnWidths);
1264         }
1265     }
1266
1267     delete menu;
1268 }
1269
1270 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1271 {
1272     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1273
1274     ViewProperties props(viewPropertiesUrl());
1275     QList<int> columnWidths = props.headerColumnWidths();
1276     if (columnWidths.count() != visibleRoles.count()) {
1277         columnWidths.clear();
1278         columnWidths.reserve(visibleRoles.count());
1279         const KItemListHeader *header = m_view->header();
1280         for (const QByteArray &role : visibleRoles) {
1281             const int width = header->columnWidth(role);
1282             columnWidths.append(width);
1283         }
1284     }
1285
1286     const int roleIndex = visibleRoles.indexOf(role);
1287     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1288     columnWidths[roleIndex] = current;
1289
1290     props.setHeaderColumnWidths(columnWidths);
1291 }
1292
1293 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1294 {
1295     ViewProperties props(viewPropertiesUrl());
1296     DetailsModeSettings::setSidePadding(int(width));
1297     m_view->writeSettings();
1298 }
1299
1300 void DolphinView::slotItemHovered(int index)
1301 {
1302     const KFileItem item = m_model->fileItem(index);
1303
1304     if (GeneralSettings::showToolTips() && !m_dragging) {
1305         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1306         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1307         itemRect.moveTo(pos);
1308
1309 #if HAVE_BALOO
1310         auto nativeParent = nativeParentWidget();
1311         if (nativeParent) {
1312             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1313         }
1314 #endif
1315     }
1316
1317     Q_EMIT requestItemInfo(item);
1318 }
1319
1320 void DolphinView::slotItemUnhovered(int index)
1321 {
1322     Q_UNUSED(index)
1323     hideToolTip();
1324     Q_EMIT requestItemInfo(KFileItem());
1325 }
1326
1327 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1328 {
1329     QUrl destUrl;
1330     KFileItem destItem = m_model->fileItem(index);
1331     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1332         // Use the URL of the view as drop target if the item is no directory
1333         // or desktop-file
1334         destItem = m_model->rootItem();
1335         destUrl = url();
1336     } else {
1337         // The item represents a directory or desktop-file
1338         destUrl = destItem.mostLocalUrl();
1339     }
1340
1341     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1342     dropUrls(destUrl, &dropEvent, this);
1343
1344     setActive(true);
1345 }
1346
1347 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1348 {
1349     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1350
1351     if (job) {
1352         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1353
1354         if (destUrl == url()) {
1355             // Mark the dropped urls as selected.
1356             m_clearSelectionBeforeSelectingNewItems = true;
1357             m_markFirstNewlySelectedItemAsCurrent = true;
1358             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1359         }
1360     }
1361 }
1362
1363 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1364 {
1365     if (previous != nullptr) {
1366         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1367         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1368         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1369         m_versionControlObserver->setModel(nullptr);
1370     }
1371
1372     if (current) {
1373         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1374         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1375         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1376         m_versionControlObserver->setModel(fileItemModel);
1377     }
1378 }
1379
1380 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1381 {
1382     Q_UNUSED(itemIndex)
1383
1384     hideToolTip();
1385
1386     if (buttons & Qt::BackButton) {
1387         Q_EMIT goBackRequested();
1388     } else if (buttons & Qt::ForwardButton) {
1389         Q_EMIT goForwardRequested();
1390     }
1391 }
1392
1393 void DolphinView::slotSelectedItemTextPressed(int index)
1394 {
1395     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1396         const KFileItem item = m_model->fileItem(index);
1397         const KFileItemListProperties capabilities(KFileItemList() << item);
1398         if (capabilities.supportsMoving()) {
1399             m_twoClicksRenamingItemUrl = item.url();
1400             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1401         }
1402     }
1403 }
1404
1405 void DolphinView::slotCopyingDone(KIO::Job *, const QUrl &, const QUrl &to)
1406 {
1407     slotItemCreated(to);
1408 }
1409
1410 void DolphinView::slotItemCreated(const QUrl &url)
1411 {
1412     if (m_markFirstNewlySelectedItemAsCurrent) {
1413         markUrlAsCurrent(url);
1414         m_markFirstNewlySelectedItemAsCurrent = false;
1415     }
1416     m_selectedUrls << url;
1417 }
1418
1419 void DolphinView::slotJobResult(KJob *job)
1420 {
1421     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1422         Q_EMIT errorMessage(job->errorString());
1423     }
1424     if (!m_selectedUrls.isEmpty()) {
1425         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1426     }
1427 }
1428
1429 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1430 {
1431     m_selectNextItem = false;
1432     const int currentCount = current.count();
1433     const int previousCount = previous.count();
1434     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1435
1436     // If nothing has been selected before and something got selected (or if something
1437     // was selected before and now nothing is selected) the selectionChangedSignal must
1438     // be emitted asynchronously as fast as possible to update the edit-actions.
1439     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1440     m_selectionChangedTimer->start();
1441 }
1442
1443 void DolphinView::emitSelectionChangedSignal()
1444 {
1445     m_selectionChangedTimer->stop();
1446     Q_EMIT selectionChanged(selectedItems());
1447 }
1448
1449 void DolphinView::slotStatJobResult(KJob *job)
1450 {
1451     int folderCount = 0;
1452     int fileCount = 0;
1453     KIO::filesize_t totalFileSize = 0;
1454     bool countFileSize = true;
1455
1456     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1457     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1458         // We have a precomputed value.
1459         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1460         countFileSize = false;
1461     }
1462
1463     const int itemCount = m_model->count();
1464     for (int i = 0; i < itemCount; ++i) {
1465         const KFileItem item = m_model->fileItem(i);
1466         if (item.isDir()) {
1467             ++folderCount;
1468         } else {
1469             ++fileCount;
1470             if (countFileSize) {
1471                 totalFileSize += item.size();
1472             }
1473         }
1474     }
1475     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1476 }
1477
1478 void DolphinView::updateSortRole(const QByteArray &role)
1479 {
1480     ViewProperties props(viewPropertiesUrl());
1481     props.setSortRole(role);
1482
1483     KItemModelBase *model = m_container->controller()->model();
1484     model->setSortRole(role);
1485
1486     Q_EMIT sortRoleChanged(role);
1487 }
1488
1489 void DolphinView::updateSortOrder(Qt::SortOrder order)
1490 {
1491     ViewProperties props(viewPropertiesUrl());
1492     props.setSortOrder(order);
1493
1494     m_model->setSortOrder(order);
1495
1496     Q_EMIT sortOrderChanged(order);
1497 }
1498
1499 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1500 {
1501     ViewProperties props(viewPropertiesUrl());
1502     props.setSortFoldersFirst(foldersFirst);
1503
1504     m_model->setSortDirectoriesFirst(foldersFirst);
1505
1506     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1507 }
1508
1509 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1510 {
1511     ViewProperties props(viewPropertiesUrl());
1512     props.setSortHiddenLast(hiddenLast);
1513
1514     m_model->setSortHiddenLast(hiddenLast);
1515
1516     Q_EMIT sortHiddenLastChanged(hiddenLast);
1517 }
1518
1519 QPair<bool, QString> DolphinView::pasteInfo() const
1520 {
1521     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1522     QPair<bool, QString> info;
1523     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1524     return info;
1525 }
1526
1527 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1528 {
1529     m_tabsForFiles = tabsForFiles;
1530 }
1531
1532 bool DolphinView::isTabsForFilesEnabled() const
1533 {
1534     return m_tabsForFiles;
1535 }
1536
1537 bool DolphinView::itemsExpandable() const
1538 {
1539     return m_mode == DetailsView;
1540 }
1541
1542 bool DolphinView::isExpanded(const KFileItem &item) const
1543 {
1544     Q_ASSERT(item.isDir());
1545     Q_ASSERT(items().contains(item));
1546     if (!itemsExpandable()) {
1547         return false;
1548     }
1549     return m_model->isExpanded(m_model->index(item));
1550 }
1551
1552 void DolphinView::restoreState(QDataStream &stream)
1553 {
1554     // Read the version number of the view state and check if the version is supported.
1555     quint32 version = 0;
1556     stream >> version;
1557     if (version != 1) {
1558         // The version of the view state isn't supported, we can't restore it.
1559         return;
1560     }
1561
1562     // Restore the current item that had the keyboard focus
1563     stream >> m_currentItemUrl;
1564
1565     // Restore the previously selected items
1566     stream >> m_selectedUrls;
1567
1568     // Restore the view position
1569     stream >> m_restoredContentsPosition;
1570
1571     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1572     QSet<QUrl> urls;
1573     stream >> urls;
1574     m_model->restoreExpandedDirectories(urls);
1575 }
1576
1577 void DolphinView::saveState(QDataStream &stream)
1578 {
1579     stream << quint32(1); // View state version
1580
1581     // Save the current item that has the keyboard focus
1582     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1583     if (currentIndex != -1) {
1584         KFileItem item = m_model->fileItem(currentIndex);
1585         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1586         QUrl currentItemUrl = item.url();
1587         stream << currentItemUrl;
1588     } else {
1589         stream << QUrl();
1590     }
1591
1592     // Save the selected urls
1593     stream << selectedItems().urlList();
1594
1595     // Save view position
1596     const qreal x = m_container->horizontalScrollBar()->value();
1597     const qreal y = m_container->verticalScrollBar()->value();
1598     stream << QPoint(x, y);
1599
1600     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1601     stream << m_model->expandedDirectories();
1602 }
1603
1604 KFileItem DolphinView::rootItem() const
1605 {
1606     return m_model->rootItem();
1607 }
1608
1609 void DolphinView::setViewPropertiesContext(const QString &context)
1610 {
1611     m_viewPropertiesContext = context;
1612 }
1613
1614 QString DolphinView::viewPropertiesContext() const
1615 {
1616     return m_viewPropertiesContext;
1617 }
1618
1619 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1620 {
1621     if (item.isNull()) {
1622         return QUrl();
1623     }
1624
1625     QUrl url = item.targetUrl();
1626
1627     if (item.isDir()) {
1628         return url;
1629     }
1630
1631     if (item.isMimeTypeKnown()) {
1632         const QString &mimetype = item.mimetype();
1633
1634         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1635             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1636             // zip:/<path>/ when clicking on a zip file, etc.
1637             // The .protocol file specifies the mimetype that the kioslave handles.
1638             // Note that we don't use mimetype inheritance since we don't want to
1639             // open OpenDocument files as zip folders...
1640             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1641             if (!protocol.isEmpty()) {
1642                 url.setScheme(protocol);
1643                 return url;
1644             }
1645         }
1646
1647         if (mimetype == QLatin1String("application/x-desktop")) {
1648             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1649             KDesktopFile desktopFile(url.toLocalFile());
1650             if (desktopFile.hasLinkType()) {
1651                 const QString linkUrl = desktopFile.readUrl();
1652                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1653                     return QUrl::fromUserInput(linkUrl);
1654                 }
1655             }
1656         }
1657     }
1658
1659     return QUrl();
1660 }
1661
1662 void DolphinView::resetZoomLevel()
1663 {
1664     ViewModeSettings settings{m_mode};
1665     settings.useDefaults(true);
1666     const int defaultIconSize = settings.iconSize();
1667     settings.useDefaults(false);
1668
1669     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1670 }
1671
1672 void DolphinView::observeCreatedItem(const QUrl &url)
1673 {
1674     if (m_active) {
1675         forceUrlsSelection(url, {url});
1676     }
1677 }
1678
1679 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1680 {
1681     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1682         Q_EMIT redirection(oldUrl, newUrl);
1683         m_url = newUrl; // #186947
1684     }
1685 }
1686
1687 void DolphinView::updateViewState()
1688 {
1689     if (m_currentItemUrl != QUrl()) {
1690         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1691
1692         // if there is a selection already, leave it that way
1693         if (!selectionManager->hasSelection()) {
1694             const int currentIndex = m_model->index(m_currentItemUrl);
1695             if (currentIndex != -1) {
1696                 selectionManager->setCurrentItem(currentIndex);
1697
1698                 // scroll to current item and reset the state
1699                 if (m_scrollToCurrentItem) {
1700                     m_view->scrollToItem(currentIndex);
1701                     m_scrollToCurrentItem = false;
1702                 }
1703                 m_currentItemUrl = QUrl();
1704             } else {
1705                 selectionManager->setCurrentItem(0);
1706             }
1707         } else {
1708             m_currentItemUrl = QUrl();
1709         }
1710     }
1711
1712     if (!m_restoredContentsPosition.isNull()) {
1713         const int x = m_restoredContentsPosition.x();
1714         const int y = m_restoredContentsPosition.y();
1715         m_restoredContentsPosition = QPoint();
1716
1717         m_container->horizontalScrollBar()->setValue(x);
1718         m_container->verticalScrollBar()->setValue(y);
1719     }
1720
1721     if (!m_selectedUrls.isEmpty()) {
1722         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1723
1724         // if there is a selection already, leave it that way
1725         if (!selectionManager->hasSelection()) {
1726             if (m_clearSelectionBeforeSelectingNewItems) {
1727                 selectionManager->clearSelection();
1728                 m_clearSelectionBeforeSelectingNewItems = false;
1729             }
1730
1731             KItemSet selectedItems = selectionManager->selectedItems();
1732
1733             QList<QUrl>::iterator it = m_selectedUrls.begin();
1734             while (it != m_selectedUrls.end()) {
1735                 const int index = m_model->index(*it);
1736                 if (index >= 0) {
1737                     selectedItems.insert(index);
1738                     it = m_selectedUrls.erase(it);
1739                 } else {
1740                     ++it;
1741                 }
1742             }
1743
1744             if (!selectedItems.isEmpty()) {
1745                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1746                 selectionManager->setSelectedItems(selectedItems);
1747             }
1748         }
1749     }
1750 }
1751
1752 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1753 {
1754     if (GeneralSettings::showToolTips()) {
1755 #if HAVE_BALOO
1756         m_toolTipManager->hideToolTip(behavior);
1757 #else
1758         Q_UNUSED(behavior)
1759 #endif
1760     } else if (m_mode == DolphinView::IconsView) {
1761         QToolTip::hideText();
1762     }
1763 }
1764
1765 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1766 {
1767     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1768
1769     // verify that only one item is selected
1770     if (selectionManager->selectedItems().count() == 1) {
1771         const int index = selectionManager->currentItem();
1772         const QUrl fileItemUrl = m_model->fileItem(index).url();
1773
1774         // check if the selected item was the same item that started the twoClicksRenaming
1775         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1776             renameSelectedItems();
1777         }
1778     }
1779 }
1780
1781 void DolphinView::slotTrashFileFinished(KJob *job)
1782 {
1783     if (job->error() == 0) {
1784         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1785         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1786     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1787         Q_EMIT errorMessage(job->errorString());
1788     }
1789 }
1790
1791 void DolphinView::slotDeleteFileFinished(KJob *job)
1792 {
1793     if (job->error() == 0) {
1794         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1795         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1796     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1797         Q_EMIT errorMessage(job->errorString());
1798     }
1799 }
1800
1801 void DolphinView::selectNextItem()
1802 {
1803     if (m_active && m_selectNextItem) {
1804         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1805         if (selectedItems().isEmpty()) {
1806             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1807             return;
1808         }
1809         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1810         if (lastSelectedIndex < 0) {
1811             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1812             return;
1813         }
1814         auto nextItem = lastSelectedIndex + 1;
1815         if (nextItem >= itemsCount()) {
1816             nextItem = lastSelectedIndex - selectedItemsCount();
1817         }
1818         if (nextItem >= 0) {
1819             selectionManager->setSelected(nextItem, 1);
1820         }
1821         m_selectNextItem = false;
1822     }
1823 }
1824
1825 void DolphinView::slotRenamingResult(KJob *job)
1826 {
1827     if (job->error()) {
1828         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1829         Q_ASSERT(copyJob);
1830         const QUrl newUrl = copyJob->destUrl();
1831         const int index = m_model->index(newUrl);
1832         if (index >= 0) {
1833             QHash<QByteArray, QVariant> data;
1834             const QUrl oldUrl = copyJob->srcUrls().at(0);
1835             data.insert("text", oldUrl.fileName());
1836             m_model->setData(index, data);
1837         }
1838     }
1839 }
1840
1841 void DolphinView::slotDirectoryLoadingStarted()
1842 {
1843     m_loadingState = LoadingState::Loading;
1844     updatePlaceholderLabel();
1845
1846     // Disable the writestate temporary until it can be determined in a fast way
1847     // in DolphinView::slotDirectoryLoadingCompleted()
1848     if (m_isFolderWritable) {
1849         m_isFolderWritable = false;
1850         Q_EMIT writeStateChanged(m_isFolderWritable);
1851     }
1852
1853     Q_EMIT directoryLoadingStarted();
1854 }
1855
1856 void DolphinView::slotDirectoryLoadingCompleted()
1857 {
1858     m_loadingState = LoadingState::Completed;
1859
1860     // Update the view-state. This has to be done asynchronously
1861     // because the view might not be in its final state yet.
1862     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1863
1864     // Update the placeholder label in case we found that the folder was empty
1865     // after loading it
1866
1867     Q_EMIT directoryLoadingCompleted();
1868
1869     updatePlaceholderLabel();
1870     updateWritableState();
1871 }
1872
1873 void DolphinView::slotDirectoryLoadingCanceled()
1874 {
1875     m_loadingState = LoadingState::Canceled;
1876
1877     updatePlaceholderLabel();
1878
1879     Q_EMIT directoryLoadingCanceled();
1880 }
1881
1882 void DolphinView::slotItemsChanged()
1883 {
1884     m_assureVisibleCurrentIndex = false;
1885 }
1886
1887 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1888 {
1889     Q_UNUSED(previous)
1890     Q_ASSERT(m_model->sortOrder() == current);
1891
1892     ViewProperties props(viewPropertiesUrl());
1893     props.setSortOrder(current);
1894
1895     Q_EMIT sortOrderChanged(current);
1896 }
1897
1898 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1899 {
1900     Q_UNUSED(previous)
1901     Q_ASSERT(m_model->sortRole() == current);
1902
1903     ViewProperties props(viewPropertiesUrl());
1904     props.setSortRole(current);
1905
1906     Q_EMIT sortRoleChanged(current);
1907 }
1908
1909 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1910 {
1911     Q_UNUSED(previous)
1912     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1913
1914     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1915
1916     m_visibleRoles = current;
1917
1918     ViewProperties props(viewPropertiesUrl());
1919     props.setVisibleRoles(m_visibleRoles);
1920
1921     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1922 }
1923
1924 void DolphinView::slotRoleEditingCanceled()
1925 {
1926     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1927 }
1928
1929 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
1930 {
1931     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1932
1933     const KFileItemList items = selectedItems();
1934     if (items.count() != 1) {
1935         return;
1936     }
1937
1938     if (role == "text") {
1939         const KFileItem oldItem = items.first();
1940         const EditResult retVal = value.value<EditResult>();
1941         const QString newName = retVal.newName;
1942         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1943             const QUrl oldUrl = oldItem.url();
1944
1945             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1946             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1947
1948 #ifndef Q_OS_WIN
1949             // Confirm hiding file/directory by renaming inline
1950             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1951                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
1952
1953 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1954                 const auto code =
1955                     KMessageBox::questionTwoActions(this,
1956 #else
1957                 const auto code =
1958                     KMessageBox::questionYesNo(this,
1959 #endif
1960                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1961                                                                             "Do you still want to rename it?")
1962                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1963                                                                             "Do you still want to rename it?"),
1964                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1965                                                     yesGuiItem,
1966                                                     KStandardGuiItem::cancel(),
1967                                                     QStringLiteral("ConfirmHide"));
1968
1969 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1970                 if (code == KMessageBox::SecondaryAction) {
1971 #else
1972                 if (code == KMessageBox::No) {
1973 #endif
1974                     return;
1975                 }
1976             }
1977 #endif
1978
1979             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
1980             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
1981                 // Only change the data in the model if no item with the new name
1982                 // is in the model yet. If there is an item with the new name
1983                 // already, calling KIO::CopyJob will open a dialog
1984                 // asking for a new name, and KFileItemModel will update the
1985                 // data when the dir lister signals that the file name has changed.
1986                 QHash<QByteArray, QVariant> data;
1987                 data.insert(role, retVal.newName);
1988                 m_model->setData(index, data);
1989             }
1990
1991             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
1992             KJobWidgets::setWindow(job, this);
1993             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
1994             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
1995
1996             forceUrlsSelection(newUrl, {newUrl});
1997
1998             if (!newNameExistsAlready) {
1999                 // Only connect the result signal if there is no item with the new name
2000                 // in the model yet, see bug 328262.
2001                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2002             }
2003         }
2004         if (retVal.direction != EditDone) {
2005             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2006             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2007             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2008             renameSelectedItems();
2009         }
2010     }
2011 }
2012
2013 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2014 {
2015     if (!url.isValid()) {
2016         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2017         if (location.isEmpty()) {
2018             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2019         } else {
2020             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2021         }
2022         return;
2023     }
2024
2025     if (reload) {
2026         m_model->refreshDirectory(url);
2027     } else {
2028         m_model->loadDirectory(url);
2029     }
2030 }
2031
2032 void DolphinView::applyViewProperties()
2033 {
2034     const ViewProperties props(viewPropertiesUrl());
2035     applyViewProperties(props);
2036 }
2037
2038 void DolphinView::applyViewProperties(const ViewProperties &props)
2039 {
2040     m_view->beginTransaction();
2041
2042     const Mode mode = props.viewMode();
2043     if (m_mode != mode) {
2044         const Mode previousMode = m_mode;
2045         m_mode = mode;
2046
2047         // Changing the mode might result in changing
2048         // the zoom level. Remember the old zoom level so
2049         // that zoomLevelChanged() can get emitted.
2050         const int oldZoomLevel = m_view->zoomLevel();
2051         applyModeToView();
2052
2053         Q_EMIT modeChanged(m_mode, previousMode);
2054
2055         if (m_view->zoomLevel() != oldZoomLevel) {
2056             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2057         }
2058     }
2059
2060     const bool hiddenFilesShown = props.hiddenFilesShown();
2061     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2062         m_model->setShowHiddenFiles(hiddenFilesShown);
2063         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2064     }
2065
2066     const bool groupedSorting = props.groupedSorting();
2067     if (groupedSorting != m_model->groupedSorting()) {
2068         m_model->setGroupedSorting(groupedSorting);
2069         Q_EMIT groupedSortingChanged(groupedSorting);
2070     }
2071
2072     const QByteArray sortRole = props.sortRole();
2073     if (sortRole != m_model->sortRole()) {
2074         m_model->setSortRole(sortRole);
2075         Q_EMIT sortRoleChanged(sortRole);
2076     }
2077
2078     const Qt::SortOrder sortOrder = props.sortOrder();
2079     if (sortOrder != m_model->sortOrder()) {
2080         m_model->setSortOrder(sortOrder);
2081         Q_EMIT sortOrderChanged(sortOrder);
2082     }
2083
2084     const bool sortFoldersFirst = props.sortFoldersFirst();
2085     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2086         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2087         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2088     }
2089
2090     const bool sortHiddenLast = props.sortHiddenLast();
2091     if (sortHiddenLast != m_model->sortHiddenLast()) {
2092         m_model->setSortHiddenLast(sortHiddenLast);
2093         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2094     }
2095
2096     const QList<QByteArray> visibleRoles = props.visibleRoles();
2097     if (visibleRoles != m_visibleRoles) {
2098         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2099         m_visibleRoles = visibleRoles;
2100         m_view->setVisibleRoles(visibleRoles);
2101         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2102     }
2103
2104     const bool previewsShown = props.previewsShown();
2105     if (previewsShown != m_view->previewsShown()) {
2106         const int oldZoomLevel = zoomLevel();
2107
2108         m_view->setPreviewsShown(previewsShown);
2109         Q_EMIT previewsShownChanged(previewsShown);
2110
2111         // Changing the preview-state might result in a changed zoom-level
2112         if (oldZoomLevel != zoomLevel()) {
2113             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2114         }
2115     }
2116
2117     KItemListView *itemListView = m_container->controller()->view();
2118     if (itemListView->isHeaderVisible()) {
2119         KItemListHeader *header = itemListView->header();
2120         const QList<int> headerColumnWidths = props.headerColumnWidths();
2121         const int rolesCount = m_visibleRoles.count();
2122         if (headerColumnWidths.count() == rolesCount) {
2123             header->setAutomaticColumnResizing(false);
2124
2125             QHash<QByteArray, qreal> columnWidths;
2126             for (int i = 0; i < rolesCount; ++i) {
2127                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2128             }
2129             header->setColumnWidths(columnWidths);
2130         } else {
2131             header->setAutomaticColumnResizing(true);
2132         }
2133         header->setSidePadding(DetailsModeSettings::sidePadding());
2134     }
2135
2136     m_view->endTransaction();
2137 }
2138
2139 void DolphinView::applyModeToView()
2140 {
2141     switch (m_mode) {
2142     case IconsView:
2143         m_view->setItemLayout(KFileItemListView::IconsLayout);
2144         break;
2145     case CompactView:
2146         m_view->setItemLayout(KFileItemListView::CompactLayout);
2147         break;
2148     case DetailsView:
2149         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2150         break;
2151     default:
2152         Q_ASSERT(false);
2153         break;
2154     }
2155 }
2156
2157 void DolphinView::pasteToUrl(const QUrl &url)
2158 {
2159     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2160     KJobWidgets::setWindow(job, this);
2161     m_clearSelectionBeforeSelectingNewItems = true;
2162     m_markFirstNewlySelectedItemAsCurrent = true;
2163     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2164     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2165 }
2166
2167 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2168 {
2169     QList<QUrl> urls;
2170
2171     const KFileItemList items = selectedItems();
2172     urls.reserve(items.count());
2173     for (const KFileItem &item : items) {
2174         urls.append(item.url());
2175     }
2176
2177     if (itemsExpandable()) {
2178         // TODO: Check if we still need KDirModel for this in KDE 5.0
2179         urls = KDirModel::simplifiedUrlList(urls);
2180     }
2181
2182     return urls;
2183 }
2184
2185 QMimeData *DolphinView::selectionMimeData() const
2186 {
2187     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2188     const KItemSet selectedIndexes = selectionManager->selectedItems();
2189
2190     return m_model->createMimeData(selectedIndexes);
2191 }
2192
2193 void DolphinView::updateWritableState()
2194 {
2195     const bool wasFolderWritable = m_isFolderWritable;
2196     m_isFolderWritable = false;
2197
2198     KFileItem item = m_model->rootItem();
2199     if (item.isNull()) {
2200         // Try to find out if the URL is writable even if the "root item" is
2201         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2202         item = KFileItem(url());
2203         item.setDelayedMimeTypes(true);
2204     }
2205
2206     KFileItemListProperties capabilities(KFileItemList() << item);
2207     m_isFolderWritable = capabilities.supportsWriting();
2208
2209     if (m_isFolderWritable != wasFolderWritable) {
2210         Q_EMIT writeStateChanged(m_isFolderWritable);
2211     }
2212 }
2213
2214 QUrl DolphinView::viewPropertiesUrl() const
2215 {
2216     if (m_viewPropertiesContext.isEmpty()) {
2217         return m_url;
2218     }
2219
2220     QUrl url;
2221     url.setScheme(m_url.scheme());
2222     url.setPath(m_viewPropertiesContext);
2223     return url;
2224 }
2225
2226 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2227 {
2228     forceUrlsSelection(urls.first(), urls);
2229 }
2230
2231 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2232 {
2233     clearSelection();
2234     m_clearSelectionBeforeSelectingNewItems = true;
2235     markUrlAsCurrent(current);
2236     markUrlsAsSelected(selected);
2237 }
2238
2239 void DolphinView::copyPathToClipboard()
2240 {
2241     const KFileItemList list = selectedItems();
2242     if (list.isEmpty()) {
2243         return;
2244     }
2245     const KFileItem &item = list.at(0);
2246     QString path = item.localPath();
2247     if (path.isEmpty()) {
2248         path = item.url().toDisplayString();
2249     }
2250     QClipboard *clipboard = QApplication::clipboard();
2251     if (clipboard == nullptr) {
2252         return;
2253     }
2254     clipboard->setText(path);
2255 }
2256
2257 void DolphinView::slotIncreaseZoom()
2258 {
2259     setZoomLevel(zoomLevel() + 1);
2260 }
2261
2262 void DolphinView::slotDecreaseZoom()
2263 {
2264     setZoomLevel(zoomLevel() - 1);
2265 }
2266
2267 void DolphinView::slotSwipeUp()
2268 {
2269     Q_EMIT goUpRequested();
2270 }
2271
2272 void DolphinView::showLoadingPlaceholder()
2273 {
2274     m_placeholderLabel->setText(i18n("Loading..."));
2275     m_placeholderLabel->setVisible(true);
2276 }
2277
2278 void DolphinView::updatePlaceholderLabel()
2279 {
2280     m_showLoadingPlaceholderTimer->stop();
2281     if (itemsCount() > 0) {
2282         m_placeholderLabel->setVisible(false);
2283         return;
2284     }
2285
2286     if (m_loadingState == LoadingState::Loading) {
2287         m_placeholderLabel->setVisible(false);
2288         m_showLoadingPlaceholderTimer->start();
2289         return;
2290     }
2291
2292     if (m_loadingState == LoadingState::Canceled) {
2293         m_placeholderLabel->setText(i18n("Loading canceled"));
2294     } else if (!nameFilter().isEmpty()) {
2295         m_placeholderLabel->setText(i18n("No items matching the filter"));
2296     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2297         m_placeholderLabel->setText(i18n("No items matching the search"));
2298     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2299         m_placeholderLabel->setText(i18n("Trash is empty"));
2300     } else if (m_url.scheme() == QLatin1String("tags")) {
2301         if (m_url.path() == QLatin1Char('/')) {
2302             m_placeholderLabel->setText(i18n("No tags"));
2303         } else {
2304             const QString tagName = m_url.path().mid(1); // Remove leading /
2305             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2306         }
2307
2308     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2309         m_placeholderLabel->setText(i18n("No recently used items"));
2310     } else if (m_url.scheme() == QLatin1String("smb")) {
2311         m_placeholderLabel->setText(i18n("No shared folders found"));
2312     } else if (m_url.scheme() == QLatin1String("network")) {
2313         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2314     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2315         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2316     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2317         m_placeholderLabel->setText(i18n("No Apple devices found"));
2318     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2319         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2320     } else {
2321         m_placeholderLabel->setText(i18n("Folder is empty"));
2322     }
2323
2324     m_placeholderLabel->setVisible(true);
2325 }
2326
2327 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2328 {
2329     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2330         const std::optional<int> index = m_view->itemAt(event->pos());
2331
2332         if (!index.has_value()) {
2333             return false;
2334         }
2335
2336         // Check whether the filename has been elided
2337         const bool isElided = m_view->isElided(index.value());
2338
2339         if (isElided) {
2340             const KFileItem item = m_model->fileItem(index.value());
2341             const QString text = item.text();
2342             const QPoint pos = mapToGlobal(event->pos());
2343             QToolTip::showText(pos, text);
2344             return true;
2345         }
2346     }
2347     return false;
2348 }