src/views/dolphinview.cpp

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