src/views/dolphinview.cpp

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