src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteOrTrashJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <QAbstractItemView>
  53 #include <QActionGroup>
  54 #include <QApplication>
  55 #include <QClipboard>
  56 #include <QDropEvent>
  57 #include <QGraphicsOpacityEffect>
  58 #include <QGraphicsSceneDragDropEvent>
  59 #include <QLabel>
  60 #include <QMenu>
  61 #include <QMimeDatabase>
  62 #include <QPixmapCache>
  63 #include <QScrollBar>
  64 #include <QSize>
  65 #include <QTimer>
  66 #include <QToolTip>
  67 #include <QVBoxLayout>
  68
  69 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  70     : QWidget(parent)
  71     , m_active(true)
  72     , m_tabsForFiles(false)
  73     , m_assureVisibleCurrentIndex(false)
  74     , m_isFolderWritable(true)
  75     , m_dragging(false)
  76     , m_selectNextItem(false)
  77     , m_url(url)
  78     , m_viewPropertiesContext()
  79     , m_mode(DolphinView::IconsView)
  80     , m_visibleRoles()
  81     , m_topLayout(nullptr)
  82     , m_model(nullptr)
  83     , m_view(nullptr)
  84     , m_container(nullptr)
  85     , m_toolTipManager(nullptr)
  86     , m_selectionChangedTimer(nullptr)
  87     , m_currentItemUrl()
  88     , m_scrollToCurrentItem(false)
  89     , m_restoredContentsPosition()
  90     , m_controlWheelAccumulatedDelta(0)
  91     , m_selectedUrls()
  92     , m_clearSelectionBeforeSelectingNewItems(false)
  93     , m_markFirstNewlySelectedItemAsCurrent(false)
  94     , m_versionControlObserver(nullptr)
  95     , m_twoClicksRenamingTimer(nullptr)
  96     , m_placeholderLabel(nullptr)
  97     , m_showLoadingPlaceholderTimer(nullptr)
  98 {
  99     m_topLayout = new QVBoxLayout(this);
 100     m_topLayout->setSpacing(0);
 101     m_topLayout->setContentsMargins(0, 0, 0, 0);
 102
 103     // When a new item has been created by the "Create New..." menu, the item should
 104     // get selected and it must be assured that the item will get visible. As the
 105     // creation is done asynchronously, several signals must be checked:
 106     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 107
 108     m_selectionChangedTimer = new QTimer(this);
 109     m_selectionChangedTimer->setSingleShot(true);
 110     m_selectionChangedTimer->setInterval(300);
 111     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 112
 113     m_model = new KFileItemModel(this);
 114     m_view = new DolphinItemListView();
 115     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 116     m_view->setVisibleRoles({"text"});
 117     applyModeToView();
 118
 119     KItemListController *controller = new KItemListController(m_model, m_view, this);
 120     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 121     controller->setAutoActivationDelay(delay);
 122     connect(controller, &KItemListController::doubleClickViewBackground, this, &DolphinView::doubleClickViewBackground);
 123
 124     // The EnlargeSmallPreviews setting can only be changed after the model
 125     // has been set in the view by KItemListController.
 126     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 127
 128     m_container = new KItemListContainer(controller, this);
 129     m_container->installEventFilter(this);
 130 #ifndef QT_NO_ACCESSIBILITY
 131     m_view->setAccessibleParentsObject(m_container);
 132 #endif
 133     setFocusProxy(m_container);
 134     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 135         hideToolTip();
 136     });
 137     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 138         hideToolTip();
 139     });
 140
 141     m_showLoadingPlaceholderTimer = new QTimer(this);
 142     m_showLoadingPlaceholderTimer->setInterval(500);
 143     m_showLoadingPlaceholderTimer->setSingleShot(true);
 144     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 145
 146     // Show some placeholder text for empty folders
 147     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 148     // because KTitleWidget can't be told to turn off mouse-selectable text
 149     m_placeholderLabel = new QLabel(this);
 150     // Don't consume mouse events
 151     m_placeholderLabel->setAttribute(Qt::WA_TransparentForMouseEvents);
 152
 153     QFont placeholderLabelFont;
 154     // To match the size of a level 2 Heading/KTitleWidget
 155     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 156     m_placeholderLabel->setFont(placeholderLabelFont);
 157     m_placeholderLabel->setWordWrap(true);
 158     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 159     // Match opacity of QML placeholder label component
 160     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 161     effect->setOpacity(0.5);
 162     m_placeholderLabel->setGraphicsEffect(effect);
 163     // Set initial text and visibility
 164     updatePlaceholderLabel();
 165
 166     auto *centeringLayout = new QVBoxLayout(m_container);
 167     centeringLayout->addWidget(m_placeholderLabel);
 168     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 169
 170     controller->setSelectionBehavior(KItemListController::MultiSelection);
 171     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 172     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 173     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 174     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 175     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 176     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 177     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 178     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 179     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 180     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 181     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 182     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 183     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 184     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 185     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 186     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 187     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 188
 189     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 190     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 191     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 192     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 193     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 194     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 195     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 196     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 197     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 198     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 199     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 200     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 201     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 202     // #473377: Use a QueuedConnection to avoid modifying KCoreDirLister before KCoreDirListerCache::deleteDir() returns.
 203     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved, Qt::QueuedConnection);
 204
 205     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 206
 207     m_view->installEventFilter(this);
 208     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 209     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 210     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 211     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 212
 213     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 214         m_hoveredColumnHeaderIndex = columnIndex;
 215     });
 216     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 217         m_hoveredColumnHeaderIndex = std::nullopt;
 218     });
 219     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 220     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 221
 222     KItemListSelectionManager *selectionManager = controller->selectionManager();
 223     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 224
 225 #if HAVE_BALOO
 226     m_toolTipManager = new ToolTipManager(this);
 227     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 228 #endif
 229
 230     m_versionControlObserver = new VersionControlObserver(this);
 231     m_versionControlObserver->setView(this);
 232     m_versionControlObserver->setModel(m_model);
 233     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 234     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 235     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 236
 237     m_twoClicksRenamingTimer = new QTimer(this);
 238     m_twoClicksRenamingTimer->setSingleShot(true);
 239     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 240
 241     applyViewProperties();
 242     m_topLayout->addWidget(m_container);
 243
 244     loadDirectory(url);
 245 }
 246
 247 DolphinView::~DolphinView()
 248 {
 249     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 250 }
 251
 252 QUrl DolphinView::url() const
 253 {
 254     return m_url;
 255 }
 256
 257 void DolphinView::setActive(bool active)
 258 {
 259     if (active == m_active) {
 260         return;
 261     }
 262
 263     m_active = active;
 264
 265     updatePalette();
 266
 267     if (active) {
 268         m_container->setFocus();
 269         Q_EMIT activated();
 270     }
 271 }
 272
 273 bool DolphinView::isActive() const
 274 {
 275     return m_active;
 276 }
 277
 278 void DolphinView::setViewMode(Mode mode)
 279 {
 280     if (mode != m_mode) {
 281         // Reset scrollbars before changing the view mode.
 282         m_container->horizontalScrollBar()->setValue(0);
 283         m_container->verticalScrollBar()->setValue(0);
 284
 285         ViewProperties props(viewPropertiesUrl());
 286         props.setViewMode(mode);
 287
 288         // We pass the new ViewProperties to applyViewProperties, rather than
 289         // storing them on disk and letting applyViewProperties() read them
 290         // from there, to prevent that changing the view mode fails if the
 291         // .directory file is not writable (see bug 318534).
 292         applyViewProperties(props);
 293     }
 294 }
 295
 296 DolphinView::Mode DolphinView::viewMode() const
 297 {
 298     return m_mode;
 299 }
 300
 301 void DolphinView::setSelectionModeEnabled(const bool enabled)
 302 {
 303     if (enabled) {
 304         if (!m_proxyStyle) {
 305             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 306         }
 307         setStyle(m_proxyStyle.get());
 308         m_view->setStyle(m_proxyStyle.get());
 309         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 310     } else {
 311         setStyle(nullptr);
 312         m_view->setStyle(nullptr);
 313         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 314     }
 315     m_container->controller()->setSelectionModeEnabled(enabled);
 316 }
 317
 318 bool DolphinView::selectionMode() const
 319 {
 320     return m_container->controller()->selectionMode();
 321 }
 322
 323 void DolphinView::setPreviewsShown(bool show)
 324 {
 325     if (previewsShown() == show) {
 326         return;
 327     }
 328
 329     ViewProperties props(viewPropertiesUrl());
 330     props.setPreviewsShown(show);
 331
 332     const int oldZoomLevel = m_view->zoomLevel();
 333     m_view->setPreviewsShown(show);
 334     Q_EMIT previewsShownChanged(show);
 335
 336     const int newZoomLevel = m_view->zoomLevel();
 337     if (newZoomLevel != oldZoomLevel) {
 338         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 339     }
 340 }
 341
 342 bool DolphinView::previewsShown() const
 343 {
 344     return m_view->previewsShown();
 345 }
 346
 347 void DolphinView::setHiddenFilesShown(bool show)
 348 {
 349     if (m_model->showHiddenFiles() == show) {
 350         return;
 351     }
 352
 353     const KFileItemList itemList = selectedItems();
 354     m_selectedUrls.clear();
 355     m_selectedUrls = itemList.urlList();
 356
 357     ViewProperties props(viewPropertiesUrl());
 358     props.setHiddenFilesShown(show);
 359
 360     m_model->setShowHiddenFiles(show);
 361     Q_EMIT hiddenFilesShownChanged(show);
 362 }
 363
 364 bool DolphinView::hiddenFilesShown() const
 365 {
 366     return m_model->showHiddenFiles();
 367 }
 368
 369 void DolphinView::setGroupedSorting(bool grouped)
 370 {
 371     if (grouped == groupedSorting()) {
 372         return;
 373     }
 374
 375     ViewProperties props(viewPropertiesUrl());
 376     props.setGroupedSorting(grouped);
 377     props.save();
 378
 379     m_container->controller()->model()->setGroupedSorting(grouped);
 380
 381     Q_EMIT groupedSortingChanged(grouped);
 382 }
 383
 384 bool DolphinView::groupedSorting() const
 385 {
 386     return m_model->groupedSorting();
 387 }
 388
 389 KFileItemList DolphinView::items() const
 390 {
 391     KFileItemList list;
 392     const int itemCount = m_model->count();
 393     list.reserve(itemCount);
 394
 395     for (int i = 0; i < itemCount; ++i) {
 396         list.append(m_model->fileItem(i));
 397     }
 398
 399     return list;
 400 }
 401
 402 int DolphinView::itemsCount() const
 403 {
 404     return m_model->count();
 405 }
 406
 407 KFileItemList DolphinView::selectedItems() const
 408 {
 409     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 410
 411     KFileItemList selectedItems;
 412     const auto items = selectionManager->selectedItems();
 413     selectedItems.reserve(items.count());
 414     for (int index : items) {
 415         selectedItems.append(m_model->fileItem(index));
 416     }
 417     return selectedItems;
 418 }
 419
 420 int DolphinView::selectedItemsCount() const
 421 {
 422     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 423     return selectionManager->selectedItems().count();
 424 }
 425
 426 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 427 {
 428     m_selectedUrls = urls;
 429     m_selectJobCreatedItems = false;
 430 }
 431
 432 void DolphinView::markUrlAsCurrent(const QUrl &url)
 433 {
 434     m_currentItemUrl = url;
 435     m_scrollToCurrentItem = true;
 436 }
 437
 438 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 439 {
 440     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 441     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 442
 443     for (int index = 0; index < m_model->count(); index++) {
 444         const KFileItem item = m_model->fileItem(index);
 445         if (regexp.match(item.text()).hasMatch()) {
 446             // An alternative approach would be to store the matching items in a KItemSet and
 447             // select them in one go after the loop, but we'd need a new function
 448             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 449             // for that.
 450             selectionManager->setSelected(index, 1, mode);
 451         }
 452     }
 453 }
 454
 455 void DolphinView::setZoomLevel(int level)
 456 {
 457     const int oldZoomLevel = zoomLevel();
 458     m_view->setZoomLevel(level);
 459     if (zoomLevel() != oldZoomLevel) {
 460         hideToolTip();
 461         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 462     }
 463 }
 464
 465 int DolphinView::zoomLevel() const
 466 {
 467     return m_view->zoomLevel();
 468 }
 469
 470 void DolphinView::setSortRole(const QByteArray &role)
 471 {
 472     if (role != sortRole()) {
 473         ViewProperties props(viewPropertiesUrl());
 474         props.setSortRole(role);
 475
 476         KItemModelBase *model = m_container->controller()->model();
 477         model->setSortRole(role);
 478
 479         Q_EMIT sortRoleChanged(role);
 480     }
 481 }
 482
 483 QByteArray DolphinView::sortRole() const
 484 {
 485     const KItemModelBase *model = m_container->controller()->model();
 486     return model->sortRole();
 487 }
 488
 489 void DolphinView::setSortOrder(Qt::SortOrder order)
 490 {
 491     if (sortOrder() != order) {
 492         ViewProperties props(viewPropertiesUrl());
 493         props.setSortOrder(order);
 494
 495         m_model->setSortOrder(order);
 496
 497         Q_EMIT sortOrderChanged(order);
 498     }
 499 }
 500
 501 Qt::SortOrder DolphinView::sortOrder() const
 502 {
 503     return m_model->sortOrder();
 504 }
 505
 506 void DolphinView::setGroupRole(const QByteArray &role)
 507 {
 508     if (role != groupRole()) {
 509         ViewProperties props(viewPropertiesUrl());
 510         props.setGroupRole(role);
 511
 512         KItemModelBase *model = m_container->controller()->model();
 513         model->setGroupRole(role);
 514
 515         Q_EMIT groupRoleChanged(role);
 516     }
 517 }
 518
 519 QByteArray DolphinView::groupRole() const
 520 {
 521     const KItemModelBase *model = m_container->controller()->model();
 522     return model->groupRole();
 523 }
 524
 525 void DolphinView::setGroupOrder(Qt::SortOrder order)
 526 {
 527     if (groupOrder() != order) {
 528         ViewProperties props(viewPropertiesUrl());
 529         props.setGroupOrder(order);
 530
 531         m_model->setGroupOrder(order);
 532
 533         Q_EMIT groupOrderChanged(order);
 534     }
 535 }
 536
 537 Qt::SortOrder DolphinView::groupOrder() const
 538 {
 539     return m_model->groupOrder();
 540 }
 541
 542 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 543 {
 544     if (sortFoldersFirst() != foldersFirst) {
 545         updateSortFoldersFirst(foldersFirst);
 546     }
 547 }
 548
 549 bool DolphinView::sortFoldersFirst() const
 550 {
 551     return m_model->sortDirectoriesFirst();
 552 }
 553
 554 void DolphinView::setSortHiddenLast(bool hiddenLast)
 555 {
 556     if (sortHiddenLast() != hiddenLast) {
 557         updateSortHiddenLast(hiddenLast);
 558     }
 559 }
 560
 561 bool DolphinView::sortHiddenLast() const
 562 {
 563     return m_model->sortHiddenLast();
 564 }
 565
 566 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 567 {
 568     const QList<QByteArray> previousRoles = roles;
 569
 570     ViewProperties props(viewPropertiesUrl());
 571     props.setVisibleRoles(roles);
 572
 573     m_visibleRoles = roles;
 574     m_view->setVisibleRoles(roles);
 575
 576     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 577 }
 578
 579 QList<QByteArray> DolphinView::visibleRoles() const
 580 {
 581     return m_visibleRoles;
 582 }
 583
 584 void DolphinView::reload()
 585 {
 586     QByteArray viewState;
 587     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 588     saveState(saveStream);
 589
 590     setUrl(url());
 591     loadDirectory(url(), true);
 592
 593     QDataStream restoreStream(viewState);
 594     restoreState(restoreStream);
 595 }
 596
 597 void DolphinView::readSettings()
 598 {
 599     const int oldZoomLevel = m_view->zoomLevel();
 600
 601     GeneralSettings::self()->load();
 602     m_view->readSettings();
 603     applyViewProperties();
 604
 605     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 606     m_container->controller()->setAutoActivationDelay(delay);
 607
 608     const int newZoomLevel = m_view->zoomLevel();
 609     if (newZoomLevel != oldZoomLevel) {
 610         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 611     }
 612 }
 613
 614 void DolphinView::writeSettings()
 615 {
 616     GeneralSettings::self()->save();
 617     m_view->writeSettings();
 618 }
 619
 620 void DolphinView::setNameFilter(const QString &nameFilter)
 621 {
 622     m_model->setNameFilter(nameFilter);
 623 }
 624
 625 QString DolphinView::nameFilter() const
 626 {
 627     return m_model->nameFilter();
 628 }
 629
 630 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 631 {
 632     return m_model->setMimeTypeFilters(filters);
 633 }
 634
 635 QStringList DolphinView::mimeTypeFilters() const
 636 {
 637     return m_model->mimeTypeFilters();
 638 }
 639
 640 void DolphinView::requestStatusBarText()
 641 {
 642     if (m_statJobForStatusBarText) {
 643         // Kill the pending request.
 644         m_statJobForStatusBarText->kill();
 645     }
 646
 647     if (m_container->controller()->selectionManager()->hasSelection()) {
 648         int folderCount = 0;
 649         int fileCount = 0;
 650         KIO::filesize_t totalFileSize = 0;
 651
 652         // Give a summary of the status of the selected files
 653         const KFileItemList list = selectedItems();
 654         for (const KFileItem &item : list) {
 655             if (item.isDir()) {
 656                 ++folderCount;
 657             } else {
 658                 ++fileCount;
 659                 totalFileSize += item.size();
 660             }
 661         }
 662
 663         if (folderCount + fileCount == 1) {
 664             // If only one item is selected, show info about it
 665             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 666         } else {
 667             // At least 2 items are selected
 668             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 669         }
 670     } else { // has no selection
 671         if (!m_model->rootItem().url().isValid()) {
 672             return;
 673         }
 674
 675         m_statJobForStatusBarText = KIO::stat(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 676         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 677         m_statJobForStatusBarText->start();
 678     }
 679 }
 680
 681 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 682 {
 683     QString foldersText;
 684     QString filesText;
 685     QString summary;
 686
 687     if (selection == HasSelection) {
 688         // At least 2 items are selected because the case of 1 selected item is handled in
 689         // DolphinView::requestStatusBarText().
 690         foldersText = i18ncp("@info:status", "1 folder selected", "%1 folders selected", folderCount);
 691         filesText = i18ncp("@info:status", "1 file selected", "%1 files selected", fileCount);
 692     } else {
 693         foldersText = i18ncp("@info:status", "1 folder", "%1 folders", folderCount);
 694         filesText = i18ncp("@info:status", "1 file", "%1 files", fileCount);
 695     }
 696
 697     if (fileCount > 0 && folderCount > 0) {
 698         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 699     } else if (fileCount > 0) {
 700         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 701     } else if (folderCount > 0) {
 702         summary = foldersText;
 703     } else {
 704         summary = i18nc("@info:status", "0 folders, 0 files");
 705     }
 706     Q_EMIT statusBarTextChanged(summary);
 707 }
 708
 709 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 710 {
 711     QList<QAction *> actions;
 712
 713     if (items.isEmpty()) {
 714         const KFileItem item = m_model->rootItem();
 715         if (!item.isNull()) {
 716             actions = m_versionControlObserver->actions(KFileItemList() << item);
 717         }
 718     } else {
 719         actions = m_versionControlObserver->actions(items);
 720     }
 721
 722     return actions;
 723 }
 724
 725 void DolphinView::setUrl(const QUrl &url)
 726 {
 727     if (url == m_url) {
 728         return;
 729     }
 730
 731     clearSelection();
 732
 733     m_url = url;
 734
 735     hideToolTip();
 736
 737     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 738
 739     // It is important to clear the items from the model before
 740     // applying the view properties, otherwise expensive operations
 741     // might be done on the existing items although they get cleared
 742     // anyhow afterwards by loadDirectory().
 743     m_model->clear();
 744     applyViewProperties();
 745     loadDirectory(url);
 746
 747     Q_EMIT urlChanged(url);
 748 }
 749
 750 void DolphinView::selectAll()
 751 {
 752     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 753     selectionManager->setSelected(0, m_model->count());
 754 }
 755
 756 void DolphinView::invertSelection()
 757 {
 758     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 759     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 760 }
 761
 762 void DolphinView::clearSelection()
 763 {
 764     m_selectJobCreatedItems = false;
 765     m_selectedUrls.clear();
 766     m_container->controller()->selectionManager()->clearSelection();
 767 }
 768
 769 void DolphinView::renameSelectedItems()
 770 {
 771     const KFileItemList items = selectedItems();
 772     if (items.isEmpty()) {
 773         return;
 774     }
 775
 776     if (items.count() == 1 && GeneralSettings::renameInline()) {
 777         const int index = m_model->index(items.first());
 778
 779         connect(
 780             m_view,
 781             &KItemListView::scrollingStopped,
 782             this,
 783             [this, index]() {
 784                 m_view->editRole(index, "text");
 785
 786                 hideToolTip();
 787
 788                 connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 789             },
 790             Qt::SingleShotConnection);
 791         m_view->scrollToItem(index);
 792
 793     } else {
 794         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 795         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 796
 797         dialog->open();
 798     }
 799
 800     // Assure that the current index remains visible when KFileItemModel
 801     // will notify the view about changed items (which might result in
 802     // a changed sorting).
 803     m_assureVisibleCurrentIndex = true;
 804 }
 805
 806 void DolphinView::trashSelectedItems()
 807 {
 808     const QList<QUrl> list = simplifiedSelectedUrls();
 809
 810     using Iface = KIO::AskUserActionInterface;
 811     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 812     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 813     m_selectNextItem = true;
 814     trashJob->start();
 815 }
 816
 817 void DolphinView::deleteSelectedItems()
 818 {
 819     const QList<QUrl> list = simplifiedSelectedUrls();
 820
 821     using Iface = KIO::AskUserActionInterface;
 822     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 823     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 824     m_selectNextItem = true;
 825     trashJob->start();
 826 }
 827
 828 void DolphinView::cutSelectedItemsToClipboard()
 829 {
 830     QMimeData *mimeData = selectionMimeData();
 831     KIO::setClipboardDataCut(mimeData, true);
 832     KUrlMimeData::exportUrlsToPortal(mimeData);
 833     QApplication::clipboard()->setMimeData(mimeData);
 834 }
 835
 836 void DolphinView::copySelectedItemsToClipboard()
 837 {
 838     QMimeData *mimeData = selectionMimeData();
 839     KUrlMimeData::exportUrlsToPortal(mimeData);
 840     QApplication::clipboard()->setMimeData(mimeData);
 841 }
 842
 843 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 844 {
 845     if (selection.isEmpty() || !destinationUrl.isValid()) {
 846         return;
 847     }
 848
 849     m_clearSelectionBeforeSelectingNewItems = true;
 850     m_markFirstNewlySelectedItemAsCurrent = true;
 851     m_selectJobCreatedItems = true;
 852
 853     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 854     KJobWidgets::setWindow(job, this);
 855
 856     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 857     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 858     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 859     KIO::FileUndoManager::self()->recordCopyJob(job);
 860 }
 861
 862 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 863 {
 864     if (selection.isEmpty() || !destinationUrl.isValid()) {
 865         return;
 866     }
 867
 868     m_clearSelectionBeforeSelectingNewItems = true;
 869     m_markFirstNewlySelectedItemAsCurrent = true;
 870     m_selectJobCreatedItems = true;
 871
 872     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 873     KJobWidgets::setWindow(job, this);
 874
 875     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 876     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 877     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 878     KIO::FileUndoManager::self()->recordCopyJob(job);
 879 }
 880
 881 void DolphinView::paste()
 882 {
 883     pasteToUrl(url());
 884 }
 885
 886 void DolphinView::pasteIntoFolder()
 887 {
 888     const KFileItemList items = selectedItems();
 889     if ((items.count() == 1) && items.first().isDir()) {
 890         pasteToUrl(items.first().url());
 891     }
 892 }
 893
 894 void DolphinView::duplicateSelectedItems()
 895 {
 896     const KFileItemList itemList = selectedItems();
 897     if (itemList.isEmpty()) {
 898         return;
 899     }
 900
 901     const QMimeDatabase db;
 902
 903     m_clearSelectionBeforeSelectingNewItems = true;
 904     m_markFirstNewlySelectedItemAsCurrent = true;
 905     m_selectJobCreatedItems = true;
 906
 907     // Duplicate all selected items and append "copy" to the end of the file name
 908     // but before the filename extension, if present
 909     for (const auto &item : itemList) {
 910         const QUrl originalURL = item.url();
 911         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 912         const QString originalFileName = item.name();
 913
 914         QString extension = db.suffixForFileName(originalFileName);
 915
 916         QUrl duplicateURL = originalURL;
 917
 918         // No extension; new filename is "<oldfilename> copy"
 919         if (extension.isEmpty()) {
 920             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 921             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 922         } else {
 923             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 924             extension = QLatin1String(".") + extension;
 925             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 926             // Preserve file's original filename extension in case the casing differs
 927             // from what QMimeDatabase::suffixForFileName() returned
 928             const QString originalExtension = originalFileName.right(extension.size());
 929             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 930         }
 931
 932         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 933         job->setAutoRename(true);
 934         KJobWidgets::setWindow(job, this);
 935
 936         connect(job, &KIO::CopyJob::result, this, &DolphinView::slotJobResult);
 937         connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 938         connect(job, &KIO::CopyJob::copyingLinkDone, this, &DolphinView::slotItemLinkCreatedFromJob);
 939         KIO::FileUndoManager::self()->recordCopyJob(job);
 940     }
 941 }
 942
 943 void DolphinView::stopLoading()
 944 {
 945     m_model->cancelDirectoryLoading();
 946 }
 947
 948 void DolphinView::updatePalette()
 949 {
 950     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 951     if (!m_active) {
 952         color.setAlpha(150);
 953     }
 954
 955     QWidget *viewport = m_container->viewport();
 956     if (viewport) {
 957         QPalette palette;
 958         palette.setColor(viewport->backgroundRole(), color);
 959         viewport->setPalette(palette);
 960     }
 961
 962     update();
 963 }
 964
 965 void DolphinView::abortTwoClicksRenaming()
 966 {
 967     m_twoClicksRenamingItemUrl.clear();
 968     m_twoClicksRenamingTimer->stop();
 969 }
 970
 971 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 972 {
 973     switch (event->type()) {
 974     case QEvent::PaletteChange:
 975         updatePalette();
 976         QPixmapCache::clear();
 977         break;
 978
 979     case QEvent::WindowActivate:
 980     case QEvent::WindowDeactivate:
 981         updatePalette();
 982         break;
 983
 984     case QEvent::KeyPress:
 985         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 986         if (GeneralSettings::useTabForSwitchingSplitView()) {
 987             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 988             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 989                 Q_EMIT toggleActiveViewRequested();
 990                 return true;
 991             }
 992         }
 993         break;
 994     case QEvent::KeyRelease:
 995         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 996             m_controlWheelAccumulatedDelta = 0;
 997         }
 998         break;
 999     case QEvent::FocusIn:
1000         if (watched == m_container) {
1001             setActive(true);
1002         }
1003         break;
1004
1005     case QEvent::GraphicsSceneDragEnter:
1006         if (watched == m_view) {
1007             m_dragging = true;
1008             abortTwoClicksRenaming();
1009         }
1010         break;
1011
1012     case QEvent::GraphicsSceneDragLeave:
1013         if (watched == m_view) {
1014             m_dragging = false;
1015         }
1016         break;
1017
1018     case QEvent::GraphicsSceneDrop:
1019         if (watched == m_view) {
1020             m_dragging = false;
1021         }
1022         break;
1023
1024     case QEvent::ToolTip: {
1025         const auto helpEvent = static_cast<QHelpEvent *>(event);
1026         if (tryShowNameToolTip(helpEvent)) {
1027             return true;
1028
1029         } else if (m_hoveredColumnHeaderIndex) {
1030             const auto rolesInfo = KFileItemModel::rolesInformation();
1031             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
1032
1033             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1034                 if (visibleRole == info.role) {
1035                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
1036                     return true;
1037                 }
1038             }
1039         }
1040         break;
1041     }
1042     default:
1043         break;
1044     }
1045
1046     return QWidget::eventFilter(watched, event);
1047 }
1048
1049 void DolphinView::wheelEvent(QWheelEvent *event)
1050 {
1051     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1052         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1053
1054         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1055             slotDecreaseZoom();
1056             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1057         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1058             slotIncreaseZoom();
1059             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1060         }
1061
1062         event->accept();
1063     } else {
1064         event->ignore();
1065     }
1066 }
1067
1068 void DolphinView::hideEvent(QHideEvent *event)
1069 {
1070     hideToolTip();
1071     QWidget::hideEvent(event);
1072 }
1073
1074 bool DolphinView::event(QEvent *event)
1075 {
1076     if (event->type() == QEvent::WindowDeactivate) {
1077         /* See Bug 297355
1078          * Dolphin leaves file preview tooltips open even when is not visible.
1079          *
1080          * Hide tool-tip when Dolphin loses focus.
1081          */
1082         hideToolTip();
1083         abortTwoClicksRenaming();
1084     }
1085
1086     return QWidget::event(event);
1087 }
1088
1089 void DolphinView::activate()
1090 {
1091     setActive(true);
1092 }
1093
1094 void DolphinView::slotItemActivated(int index)
1095 {
1096     abortTwoClicksRenaming();
1097
1098     const KFileItem item = m_model->fileItem(index);
1099     if (!item.isNull()) {
1100         Q_EMIT itemActivated(item);
1101     }
1102 }
1103
1104 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1105 {
1106     Q_ASSERT(indexes.count() >= 2);
1107
1108     abortTwoClicksRenaming();
1109
1110     const auto modifiers = QGuiApplication::keyboardModifiers();
1111
1112     if (indexes.count() > 5) {
1113         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1114         const int answer = KMessageBox::warningContinueCancel(
1115             this,
1116             question,
1117             {},
1118             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1119             KStandardGuiItem::cancel(),
1120             QStringLiteral("ConfirmOpenManyFolders"));
1121         if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {
1122             return;
1123         }
1124     }
1125
1126     KFileItemList items;
1127     items.reserve(indexes.count());
1128
1129     for (int index : indexes) {
1130         KFileItem item = m_model->fileItem(index);
1131         const QUrl &url = openItemAsFolderUrl(item);
1132
1133         if (!url.isEmpty()) {
1134             // Open folders in new tabs or in new windows depending on the modifier
1135             // The ctrl+shift behavior is ignored because we are handling multiple items
1136             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1137             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1138                 Q_EMIT windowRequested(url);
1139             } else {
1140                 Q_EMIT tabRequested(url);
1141             }
1142         } else {
1143             items.append(item);
1144         }
1145     }
1146
1147     if (items.count() == 1) {
1148         Q_EMIT itemActivated(items.first());
1149     } else if (items.count() > 1) {
1150         Q_EMIT itemsActivated(items);
1151     }
1152 }
1153
1154 void DolphinView::slotItemMiddleClicked(int index)
1155 {
1156     const KFileItem &item = m_model->fileItem(index);
1157     const QUrl &url = openItemAsFolderUrl(item);
1158     const auto modifiers = QGuiApplication::keyboardModifiers();
1159     if (!url.isEmpty()) {
1160         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1161         if (modifiers & Qt::ShiftModifier) {
1162             Q_EMIT activeTabRequested(url);
1163         } else {
1164             Q_EMIT tabRequested(url);
1165         }
1166     } else if (isTabsForFilesEnabled()) {
1167         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1168         if (modifiers & Qt::ShiftModifier) {
1169             Q_EMIT activeTabRequested(item.url());
1170         } else {
1171             Q_EMIT tabRequested(item.url());
1172         }
1173     } else {
1174         Q_EMIT fileMiddleClickActivated(item);
1175     }
1176 }
1177
1178 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1179 {
1180     // Force emit of a selection changed signal before we request the
1181     // context menu, to update the edit-actions first. (See Bug 294013)
1182     if (m_selectionChangedTimer->isActive()) {
1183         emitSelectionChangedSignal();
1184     }
1185
1186     const KFileItem item = m_model->fileItem(index);
1187     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1188 }
1189
1190 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1191 {
1192     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1193 }
1194
1195 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1196 {
1197     ViewProperties props(viewPropertiesUrl());
1198
1199     QPointer<QMenu> menu = new QMenu(this);
1200
1201     KItemListView *view = m_container->controller()->view();
1202     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1203
1204     bool indexingEnabled = false;
1205 #if HAVE_BALOO
1206     Baloo::IndexerConfig config;
1207     indexingEnabled = config.fileIndexingEnabled();
1208 #endif
1209
1210     QString groupName;
1211     QMenu *groupMenu = nullptr;
1212
1213     // Add all roles to the menu that can be shown or hidden by the user
1214     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1215     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1216         if (info.role == "text") {
1217             // It should not be possible to hide the "text" role
1218             continue;
1219         }
1220
1221         const QString text = m_model->roleDescription(info.role);
1222         QAction *action = nullptr;
1223         if (info.group.isEmpty()) {
1224             action = menu->addAction(text);
1225         } else {
1226             if (!groupMenu || info.group != groupName) {
1227                 groupName = info.group;
1228                 groupMenu = menu->addMenu(groupName);
1229             }
1230
1231             action = groupMenu->addAction(text);
1232         }
1233
1234         action->setCheckable(true);
1235         action->setChecked(visibleRolesSet.contains(info.role));
1236         action->setData(info.role);
1237         action->setToolTip(info.tooltip);
1238
1239         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1240         action->setEnabled(enable);
1241     }
1242
1243     menu->addSeparator();
1244
1245     QActionGroup *widthsGroup = new QActionGroup(menu);
1246     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1247
1248     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1249     toggleSidePaddingAction->setCheckable(true);
1250     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1251
1252     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1253     autoAdjustWidthsAction->setCheckable(true);
1254     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1255     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1256
1257     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1258     customWidthsAction->setCheckable(true);
1259     customWidthsAction->setChecked(!autoColumnWidths);
1260     customWidthsAction->setActionGroup(widthsGroup);
1261
1262     QAction *action = menu->exec(pos.toPoint());
1263     if (menu && action) {
1264         KItemListHeader *header = view->header();
1265
1266         if (action == autoAdjustWidthsAction) {
1267             // Clear the column-widths from the viewproperties and turn on
1268             // the automatic resizing of the columns
1269             props.setHeaderColumnWidths(QList<int>());
1270             header->setAutomaticColumnResizing(true);
1271         } else if (action == customWidthsAction) {
1272             // Apply the current column-widths as custom column-widths and turn
1273             // off the automatic resizing of the columns
1274             QList<int> columnWidths;
1275             const auto visibleRoles = view->visibleRoles();
1276             columnWidths.reserve(visibleRoles.count());
1277             for (const QByteArray &role : visibleRoles) {
1278                 columnWidths.append(header->columnWidth(role));
1279             }
1280             props.setHeaderColumnWidths(columnWidths);
1281             header->setAutomaticColumnResizing(false);
1282         } else if (action == toggleSidePaddingAction) {
1283             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1284         } else {
1285             // Show or hide the selected role
1286             const QByteArray selectedRole = action->data().toByteArray();
1287
1288             QList<QByteArray> visibleRoles = view->visibleRoles();
1289             if (action->isChecked()) {
1290                 visibleRoles.append(selectedRole);
1291             } else {
1292                 visibleRoles.removeOne(selectedRole);
1293             }
1294
1295             view->setVisibleRoles(visibleRoles);
1296             props.setVisibleRoles(visibleRoles);
1297
1298             QList<int> columnWidths;
1299             if (!header->automaticColumnResizing()) {
1300                 const auto visibleRoles = view->visibleRoles();
1301                 columnWidths.reserve(visibleRoles.count());
1302                 for (const QByteArray &role : visibleRoles) {
1303                     columnWidths.append(header->columnWidth(role));
1304                 }
1305             }
1306             props.setHeaderColumnWidths(columnWidths);
1307         }
1308     }
1309
1310     delete menu;
1311 }
1312
1313 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1314 {
1315     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1316
1317     ViewProperties props(viewPropertiesUrl());
1318     QList<int> columnWidths = props.headerColumnWidths();
1319     if (columnWidths.count() != visibleRoles.count()) {
1320         columnWidths.clear();
1321         columnWidths.reserve(visibleRoles.count());
1322         const KItemListHeader *header = m_view->header();
1323         for (const QByteArray &role : visibleRoles) {
1324             const int width = header->columnWidth(role);
1325             columnWidths.append(width);
1326         }
1327     }
1328
1329     const int roleIndex = visibleRoles.indexOf(role);
1330     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1331     columnWidths[roleIndex] = current;
1332
1333     props.setHeaderColumnWidths(columnWidths);
1334 }
1335
1336 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1337 {
1338     ViewProperties props(viewPropertiesUrl());
1339     DetailsModeSettings::setSidePadding(int(width));
1340     m_view->writeSettings();
1341 }
1342
1343 void DolphinView::slotItemHovered(int index)
1344 {
1345     const KFileItem item = m_model->fileItem(index);
1346
1347     if (GeneralSettings::showToolTips() && !m_dragging) {
1348         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1349         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1350         itemRect.moveTo(pos);
1351
1352 #if HAVE_BALOO
1353         auto nativeParent = nativeParentWidget();
1354         if (nativeParent) {
1355             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1356         }
1357 #endif
1358     }
1359
1360     Q_EMIT requestItemInfo(item);
1361 }
1362
1363 void DolphinView::slotItemUnhovered(int index)
1364 {
1365     Q_UNUSED(index)
1366     hideToolTip();
1367     Q_EMIT requestItemInfo(KFileItem());
1368 }
1369
1370 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1371 {
1372     QUrl destUrl;
1373     KFileItem destItem = m_model->fileItem(index);
1374     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1375         // Use the URL of the view as drop target if the item is no directory
1376         // or desktop-file
1377         destItem = m_model->rootItem();
1378         destUrl = url();
1379     } else {
1380         // The item represents a directory or desktop-file
1381         destUrl = destItem.mostLocalUrl();
1382     }
1383
1384     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1385     dropUrls(destUrl, &dropEvent, this);
1386
1387     setActive(true);
1388 }
1389
1390 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1391 {
1392     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1393
1394     if (job) {
1395         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1396
1397         if (destUrl == url()) {
1398             // Mark the dropped urls as selected.
1399             m_clearSelectionBeforeSelectingNewItems = true;
1400             m_markFirstNewlySelectedItemAsCurrent = true;
1401             m_selectJobCreatedItems = true;
1402             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1403             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1404                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1405                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1406                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1407                     Q_UNUSED(job)
1408                     Q_UNUSED(src)
1409                     slotItemCreated(dest);
1410                 });
1411             });
1412         }
1413     }
1414 }
1415
1416 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1417 {
1418     if (previous != nullptr) {
1419         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1420         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1421         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1422         m_versionControlObserver->setModel(nullptr);
1423     }
1424
1425     if (current) {
1426         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1427         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1428         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1429         m_versionControlObserver->setModel(fileItemModel);
1430     }
1431 }
1432
1433 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1434 {
1435     Q_UNUSED(itemIndex)
1436
1437     hideToolTip();
1438
1439     if (buttons & Qt::BackButton) {
1440         Q_EMIT goBackRequested();
1441     } else if (buttons & Qt::ForwardButton) {
1442         Q_EMIT goForwardRequested();
1443     }
1444 }
1445
1446 void DolphinView::slotSelectedItemTextPressed(int index)
1447 {
1448     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1449         const KFileItem item = m_model->fileItem(index);
1450         const KFileItemListProperties capabilities(KFileItemList() << item);
1451         if (capabilities.supportsMoving()) {
1452             m_twoClicksRenamingItemUrl = item.url();
1453             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1454         }
1455     }
1456 }
1457
1458 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1459 {
1460     slotItemCreated(to);
1461 }
1462
1463 void DolphinView::slotItemLinkCreatedFromJob(KIO::Job *, const QUrl &, const QString &, const QUrl &to)
1464 {
1465     slotItemCreated(to);
1466 }
1467
1468 void DolphinView::slotItemCreated(const QUrl &url)
1469 {
1470     if (m_markFirstNewlySelectedItemAsCurrent) {
1471         markUrlAsCurrent(url);
1472         m_markFirstNewlySelectedItemAsCurrent = false;
1473     }
1474     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1475         m_selectedUrls << url;
1476     }
1477 }
1478
1479 void DolphinView::onDirectoryLoadingCompletedAfterJob()
1480 {
1481     // the model should now contain all the items created by the job
1482     m_selectJobCreatedItems = true; // to make sure we overwrite selection
1483     // update the view: scroll into View and selection
1484     updateViewState();
1485     m_selectJobCreatedItems = false;
1486     m_selectedUrls.clear();
1487 }
1488
1489 void DolphinView::slotJobResult(KJob *job)
1490 {
1491     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1492         Q_EMIT errorMessage(job->errorString());
1493     }
1494     if (!m_selectJobCreatedItems) {
1495         m_selectedUrls.clear();
1496         return;
1497     }
1498     if (!m_selectedUrls.isEmpty()) {
1499         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1500
1501         updateSelectionState();
1502         if (!m_selectedUrls.isEmpty()) {
1503             // not all urls were found, the model may not be up to date
1504             connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::onDirectoryLoadingCompletedAfterJob, Qt::SingleShotConnection);
1505         } else {
1506             m_selectJobCreatedItems = false;
1507             m_selectedUrls.clear();
1508         }
1509     }
1510 }
1511
1512 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1513 {
1514     m_selectNextItem = false;
1515     const int currentCount = current.count();
1516     const int previousCount = previous.count();
1517     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1518
1519     // If nothing has been selected before and something got selected (or if something
1520     // was selected before and now nothing is selected) the selectionChangedSignal must
1521     // be emitted asynchronously as fast as possible to update the edit-actions.
1522     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1523     m_selectionChangedTimer->start();
1524 }
1525
1526 void DolphinView::emitSelectionChangedSignal()
1527 {
1528     m_selectionChangedTimer->stop();
1529     Q_EMIT selectionChanged(selectedItems());
1530 }
1531
1532 void DolphinView::slotStatJobResult(KJob *job)
1533 {
1534     int folderCount = 0;
1535     int fileCount = 0;
1536     KIO::filesize_t totalFileSize = 0;
1537     bool countFileSize = true;
1538
1539     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1540     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1541         // We have a precomputed value.
1542         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1543         countFileSize = false;
1544     }
1545
1546     const int itemCount = m_model->count();
1547     for (int i = 0; i < itemCount; ++i) {
1548         const KFileItem item = m_model->fileItem(i);
1549         if (item.isDir()) {
1550             ++folderCount;
1551         } else {
1552             ++fileCount;
1553             if (countFileSize) {
1554                 totalFileSize += item.size();
1555             }
1556         }
1557     }
1558     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1559 }
1560
1561 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1562 {
1563     ViewProperties props(viewPropertiesUrl());
1564     props.setSortFoldersFirst(foldersFirst);
1565
1566     m_model->setSortDirectoriesFirst(foldersFirst);
1567
1568     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1569 }
1570
1571 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1572 {
1573     ViewProperties props(viewPropertiesUrl());
1574     props.setSortHiddenLast(hiddenLast);
1575
1576     m_model->setSortHiddenLast(hiddenLast);
1577
1578     Q_EMIT sortHiddenLastChanged(hiddenLast);
1579 }
1580
1581 QPair<bool, QString> DolphinView::pasteInfo() const
1582 {
1583     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1584     QPair<bool, QString> info;
1585     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1586     return info;
1587 }
1588
1589 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1590 {
1591     m_tabsForFiles = tabsForFiles;
1592 }
1593
1594 bool DolphinView::isTabsForFilesEnabled() const
1595 {
1596     return m_tabsForFiles;
1597 }
1598
1599 bool DolphinView::itemsExpandable() const
1600 {
1601     return m_mode == DetailsView;
1602 }
1603
1604 bool DolphinView::isExpanded(const KFileItem &item) const
1605 {
1606     Q_ASSERT(item.isDir());
1607     Q_ASSERT(items().contains(item));
1608     if (!itemsExpandable()) {
1609         return false;
1610     }
1611     return m_model->isExpanded(m_model->index(item));
1612 }
1613
1614 void DolphinView::restoreState(QDataStream &stream)
1615 {
1616     // Read the version number of the view state and check if the version is supported.
1617     quint32 version = 0;
1618     stream >> version;
1619     if (version != 1) {
1620         // The version of the view state isn't supported, we can't restore it.
1621         return;
1622     }
1623
1624     // Restore the current item that had the keyboard focus
1625     stream >> m_currentItemUrl;
1626
1627     // Restore the previously selected items
1628     stream >> m_selectedUrls;
1629
1630     // Restore the view position
1631     stream >> m_restoredContentsPosition;
1632
1633     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1634     QSet<QUrl> urls;
1635     stream >> urls;
1636     m_model->restoreExpandedDirectories(urls);
1637 }
1638
1639 void DolphinView::saveState(QDataStream &stream)
1640 {
1641     stream << quint32(1); // View state version
1642
1643     // Save the current item that has the keyboard focus
1644     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1645     if (currentIndex != -1) {
1646         KFileItem item = m_model->fileItem(currentIndex);
1647         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1648         QUrl currentItemUrl = item.url();
1649         stream << currentItemUrl;
1650     } else {
1651         stream << QUrl();
1652     }
1653
1654     // Save the selected urls
1655     stream << selectedItems().urlList();
1656
1657     // Save view position
1658     const qreal x = m_container->horizontalScrollBar()->value();
1659     const qreal y = m_container->verticalScrollBar()->value();
1660     stream << QPoint(x, y);
1661
1662     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1663     stream << m_model->expandedDirectories();
1664 }
1665
1666 KFileItem DolphinView::rootItem() const
1667 {
1668     return m_model->rootItem();
1669 }
1670
1671 void DolphinView::setViewPropertiesContext(const QString &context)
1672 {
1673     m_viewPropertiesContext = context;
1674 }
1675
1676 QString DolphinView::viewPropertiesContext() const
1677 {
1678     return m_viewPropertiesContext;
1679 }
1680
1681 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1682 {
1683     if (item.isNull()) {
1684         return QUrl();
1685     }
1686
1687     QUrl url = item.targetUrl();
1688
1689     if (item.isDir()) {
1690         return url;
1691     }
1692
1693     if (item.isMimeTypeKnown()) {
1694         const QString &mimetype = item.mimetype();
1695
1696         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1697             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1698             // zip:/<path>/ when clicking on a zip file, etc.
1699             // The .protocol file specifies the mimetype that the kioslave handles.
1700             // Note that we don't use mimetype inheritance since we don't want to
1701             // open OpenDocument files as zip folders...
1702             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1703             if (!protocol.isEmpty()) {
1704                 url.setScheme(protocol);
1705                 return url;
1706             }
1707         }
1708
1709         if (mimetype == QLatin1String("application/x-desktop")) {
1710             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1711             KDesktopFile desktopFile(url.toLocalFile());
1712             if (desktopFile.hasLinkType()) {
1713                 const QString linkUrl = desktopFile.readUrl();
1714                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1715                     return QUrl::fromUserInput(linkUrl);
1716                 }
1717             }
1718         }
1719     }
1720
1721     return QUrl();
1722 }
1723
1724 void DolphinView::resetZoomLevel()
1725 {
1726     ViewModeSettings settings{m_mode};
1727     settings.useDefaults(true);
1728     const int defaultIconSize = settings.iconSize();
1729     settings.useDefaults(false);
1730
1731     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1732 }
1733
1734 void DolphinView::observeCreatedItem(const QUrl &url)
1735 {
1736     if (m_active) {
1737         forceUrlsSelection(url, {url});
1738     }
1739 }
1740
1741 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1742 {
1743     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1744         Q_EMIT redirection(oldUrl, newUrl);
1745         m_url = newUrl; // #186947
1746     }
1747 }
1748
1749 void DolphinView::updateSelectionState()
1750 {
1751     if (!m_selectedUrls.isEmpty()) {
1752         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1753
1754         const bool shouldScrollToCurrentItem = m_clearSelectionBeforeSelectingNewItems;
1755         // if there is a selection already, leave it that way
1756         // unless some drop/paste job are in the process of creating items
1757         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1758             if (m_clearSelectionBeforeSelectingNewItems) {
1759                 selectionManager->clearSelection();
1760                 m_clearSelectionBeforeSelectingNewItems = false;
1761             }
1762
1763             KItemSet selectedItems = selectionManager->selectedItems();
1764
1765             QList<QUrl>::iterator it = m_selectedUrls.begin();
1766             while (it != m_selectedUrls.end()) {
1767                 const int index = m_model->index(*it);
1768                 if (index >= 0) {
1769                     selectedItems.insert(index);
1770                     it = m_selectedUrls.erase(it);
1771                 } else {
1772                     ++it;
1773                 }
1774             }
1775
1776             if (!selectedItems.isEmpty()) {
1777                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1778                 selectionManager->setSelectedItems(selectedItems);
1779                 selectionManager->endAnchoredSelection();
1780                 if (shouldScrollToCurrentItem) {
1781                     m_view->scrollToItem(selectedItems.first());
1782                 }
1783             }
1784         }
1785     }
1786 }
1787
1788 void DolphinView::updateViewState()
1789 {
1790     if (m_currentItemUrl != QUrl()) {
1791         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1792
1793         // if there is a selection already, leave it that way
1794         if (!selectionManager->hasSelection()) {
1795             const int currentIndex = m_model->index(m_currentItemUrl);
1796             if (currentIndex != -1) {
1797                 selectionManager->setCurrentItem(currentIndex);
1798
1799                 // scroll to current item and reset the state
1800                 if (m_scrollToCurrentItem) {
1801                     m_view->scrollToItem(currentIndex, KItemListView::ViewItemPosition::Middle);
1802                     m_scrollToCurrentItem = false;
1803                 }
1804                 m_currentItemUrl = QUrl();
1805             } else {
1806                 selectionManager->setCurrentItem(0);
1807             }
1808         } else {
1809             m_currentItemUrl = QUrl();
1810         }
1811     }
1812
1813     if (!m_restoredContentsPosition.isNull()) {
1814         const int x = m_restoredContentsPosition.x();
1815         const int y = m_restoredContentsPosition.y();
1816         m_restoredContentsPosition = QPoint();
1817
1818         m_container->horizontalScrollBar()->setValue(x);
1819         m_container->verticalScrollBar()->setValue(y);
1820     }
1821
1822     updateSelectionState();
1823 }
1824
1825 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1826 {
1827     if (GeneralSettings::showToolTips()) {
1828 #if HAVE_BALOO
1829         m_toolTipManager->hideToolTip(behavior);
1830 #else
1831         Q_UNUSED(behavior)
1832 #endif
1833     } else if (m_mode == DolphinView::IconsView) {
1834         QToolTip::hideText();
1835     }
1836 }
1837
1838 bool DolphinView::handleSpaceAsNormalKey() const
1839 {
1840     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1841 }
1842
1843 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1844 {
1845     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1846
1847     // verify that only one item is selected
1848     if (selectionManager->selectedItems().count() == 1) {
1849         const int index = selectionManager->currentItem();
1850         const QUrl fileItemUrl = m_model->fileItem(index).url();
1851
1852         // check if the selected item was the same item that started the twoClicksRenaming
1853         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1854             renameSelectedItems();
1855         }
1856     }
1857 }
1858
1859 void DolphinView::slotTrashFileFinished(KJob *job)
1860 {
1861     if (job->error() == 0) {
1862         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1863         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1864     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1865         Q_EMIT errorMessage(job->errorString());
1866     }
1867 }
1868
1869 void DolphinView::slotDeleteFileFinished(KJob *job)
1870 {
1871     if (job->error() == 0) {
1872         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1873         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1874     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1875         Q_EMIT errorMessage(job->errorString());
1876     }
1877 }
1878
1879 void DolphinView::selectNextItem()
1880 {
1881     if (m_active && m_selectNextItem) {
1882         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1883         if (selectedItems().isEmpty()) {
1884             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1885             return;
1886         }
1887         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1888         if (lastSelectedIndex < 0) {
1889             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1890             return;
1891         }
1892         auto nextItem = lastSelectedIndex + 1;
1893         if (nextItem >= itemsCount()) {
1894             nextItem = lastSelectedIndex - selectedItemsCount();
1895         }
1896         if (nextItem >= 0) {
1897             selectionManager->setSelected(nextItem, 1);
1898         }
1899         m_selectNextItem = false;
1900     }
1901 }
1902
1903 void DolphinView::slotRenamingResult(KJob *job)
1904 {
1905     if (job->error()) {
1906         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1907         Q_ASSERT(copyJob);
1908         const QUrl newUrl = copyJob->destUrl();
1909         const int index = m_model->index(newUrl);
1910         if (index >= 0) {
1911             QHash<QByteArray, QVariant> data;
1912             const QUrl oldUrl = copyJob->srcUrls().at(0);
1913             data.insert("text", oldUrl.fileName());
1914             m_model->setData(index, data);
1915         }
1916     }
1917 }
1918
1919 void DolphinView::slotDirectoryLoadingStarted()
1920 {
1921     m_loadingState = LoadingState::Loading;
1922     updatePlaceholderLabel();
1923
1924     // Disable the writestate temporary until it can be determined in a fast way
1925     // in DolphinView::slotDirectoryLoadingCompleted()
1926     if (m_isFolderWritable) {
1927         m_isFolderWritable = false;
1928         Q_EMIT writeStateChanged(m_isFolderWritable);
1929     }
1930
1931     Q_EMIT directoryLoadingStarted();
1932 }
1933
1934 void DolphinView::slotDirectoryLoadingCompleted()
1935 {
1936     m_loadingState = LoadingState::Completed;
1937
1938     // Update the view-state. This has to be done asynchronously
1939     // because the view might not be in its final state yet.
1940     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1941
1942     // Update the placeholder label in case we found that the folder was empty
1943     // after loading it
1944
1945     Q_EMIT directoryLoadingCompleted();
1946
1947     updatePlaceholderLabel();
1948     updateWritableState();
1949 }
1950
1951 void DolphinView::slotDirectoryLoadingCanceled()
1952 {
1953     m_loadingState = LoadingState::Canceled;
1954
1955     updatePlaceholderLabel();
1956
1957     Q_EMIT directoryLoadingCanceled();
1958 }
1959
1960 void DolphinView::slotItemsChanged()
1961 {
1962     m_assureVisibleCurrentIndex = false;
1963 }
1964
1965 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1966 {
1967     Q_UNUSED(previous)
1968     Q_ASSERT(m_model->sortOrder() == current);
1969
1970     ViewProperties props(viewPropertiesUrl());
1971     props.setSortOrder(current);
1972
1973     Q_EMIT sortOrderChanged(current);
1974 }
1975
1976 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1977 {
1978     Q_UNUSED(previous)
1979     Q_ASSERT(m_model->sortRole() == current);
1980
1981     ViewProperties props(viewPropertiesUrl());
1982     props.setSortRole(current);
1983
1984     Q_EMIT sortRoleChanged(current);
1985 }
1986
1987 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1988 {
1989     Q_UNUSED(previous)
1990     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1991
1992     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1993
1994     m_visibleRoles = current;
1995
1996     ViewProperties props(viewPropertiesUrl());
1997     props.setVisibleRoles(m_visibleRoles);
1998
1999     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2000 }
2001
2002 void DolphinView::slotRoleEditingCanceled()
2003 {
2004     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
2005 }
2006
2007 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
2008 {
2009     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
2010
2011     const KFileItemList items = selectedItems();
2012     if (items.count() != 1) {
2013         return;
2014     }
2015
2016     if (role == "text") {
2017         const KFileItem oldItem = items.first();
2018         const EditResult retVal = value.value<EditResult>();
2019         const QString newName = retVal.newName;
2020         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
2021             const QUrl oldUrl = oldItem.url();
2022
2023             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
2024             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
2025
2026 #ifndef Q_OS_WIN
2027             // Confirm hiding file/directory by renaming inline
2028             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
2029                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
2030
2031                 const auto code =
2032                     KMessageBox::questionTwoActions(this,
2033                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
2034                                                                             "Do you still want to rename it?")
2035                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
2036                                                                             "Do you still want to rename it?"),
2037                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
2038                                                     yesGuiItem,
2039                                                     KStandardGuiItem::cancel(),
2040                                                     QStringLiteral("ConfirmHide"));
2041
2042                 if (code == KMessageBox::SecondaryAction) {
2043                     return;
2044                 }
2045             }
2046 #endif
2047
2048             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
2049             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
2050                 // Only change the data in the model if no item with the new name
2051                 // is in the model yet. If there is an item with the new name
2052                 // already, calling KIO::CopyJob will open a dialog
2053                 // asking for a new name, and KFileItemModel will update the
2054                 // data when the dir lister signals that the file name has changed.
2055                 QHash<QByteArray, QVariant> data;
2056                 data.insert(role, retVal.newName);
2057                 m_model->setData(index, data);
2058             }
2059
2060             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2061             KJobWidgets::setWindow(job, this);
2062             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2063             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2064
2065             if (!newNameExistsAlready) {
2066                 forceUrlsSelection(newUrl, {newUrl});
2067
2068                 // Only connect the result signal if there is no item with the new name
2069                 // in the model yet, see bug 328262.
2070                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2071             }
2072         }
2073         if (retVal.direction != EditDone) {
2074             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2075             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2076             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2077             renameSelectedItems();
2078         }
2079     }
2080 }
2081
2082 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2083 {
2084     if (!url.isValid()) {
2085         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2086         if (location.isEmpty()) {
2087             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2088         } else {
2089             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2090         }
2091         return;
2092     }
2093
2094     if (reload) {
2095         m_model->refreshDirectory(url);
2096     } else {
2097         m_model->loadDirectory(url);
2098     }
2099 }
2100
2101 void DolphinView::applyViewProperties()
2102 {
2103     const ViewProperties props(viewPropertiesUrl());
2104     applyViewProperties(props);
2105 }
2106
2107 void DolphinView::applyViewProperties(const ViewProperties &props)
2108 {
2109     m_view->beginTransaction();
2110
2111     const Mode mode = props.viewMode();
2112     if (m_mode != mode) {
2113         const Mode previousMode = m_mode;
2114         m_mode = mode;
2115
2116         // Changing the mode might result in changing
2117         // the zoom level. Remember the old zoom level so
2118         // that zoomLevelChanged() can get emitted.
2119         const int oldZoomLevel = m_view->zoomLevel();
2120         applyModeToView();
2121
2122         Q_EMIT modeChanged(m_mode, previousMode);
2123
2124         if (m_view->zoomLevel() != oldZoomLevel) {
2125             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2126         }
2127     }
2128
2129     const bool hiddenFilesShown = props.hiddenFilesShown();
2130     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2131         m_model->setShowHiddenFiles(hiddenFilesShown);
2132         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2133     }
2134
2135     const bool groupedSorting = props.groupedSorting();
2136     if (groupedSorting != m_model->groupedSorting()) {
2137         m_model->setGroupedSorting(groupedSorting);
2138         Q_EMIT groupedSortingChanged(groupedSorting);
2139     }
2140
2141     const QByteArray sortRole = props.sortRole();
2142     if (sortRole != m_model->sortRole()) {
2143         m_model->setSortRole(sortRole);
2144         Q_EMIT sortRoleChanged(sortRole);
2145     }
2146
2147     const Qt::SortOrder sortOrder = props.sortOrder();
2148     if (sortOrder != m_model->sortOrder()) {
2149         m_model->setSortOrder(sortOrder);
2150         Q_EMIT sortOrderChanged(sortOrder);
2151     }
2152
2153     const QByteArray groupRole = props.groupRole();
2154     if (groupRole != m_model->groupRole()) {
2155         m_model->setGroupRole(groupRole);
2156         Q_EMIT groupRoleChanged(groupRole);
2157     }
2158
2159     const Qt::SortOrder groupOrder = props.groupOrder();
2160     if (groupOrder != m_model->groupOrder()) {
2161         m_model->setGroupOrder(groupOrder);
2162         Q_EMIT groupOrderChanged(groupOrder);
2163     }
2164
2165     const bool sortFoldersFirst = props.sortFoldersFirst();
2166     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2167         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2168         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2169     }
2170
2171     const bool sortHiddenLast = props.sortHiddenLast();
2172     if (sortHiddenLast != m_model->sortHiddenLast()) {
2173         m_model->setSortHiddenLast(sortHiddenLast);
2174         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2175     }
2176
2177     const QList<QByteArray> visibleRoles = props.visibleRoles();
2178     if (visibleRoles != m_visibleRoles) {
2179         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2180         m_visibleRoles = visibleRoles;
2181         m_view->setVisibleRoles(visibleRoles);
2182         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2183     }
2184
2185     const bool previewsShown = props.previewsShown();
2186     if (previewsShown != m_view->previewsShown()) {
2187         const int oldZoomLevel = zoomLevel();
2188
2189         m_view->setPreviewsShown(previewsShown);
2190         Q_EMIT previewsShownChanged(previewsShown);
2191
2192         // Changing the preview-state might result in a changed zoom-level
2193         if (oldZoomLevel != zoomLevel()) {
2194             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2195         }
2196     }
2197
2198     KItemListView *itemListView = m_container->controller()->view();
2199     if (itemListView->isHeaderVisible()) {
2200         KItemListHeader *header = itemListView->header();
2201         const QList<int> headerColumnWidths = props.headerColumnWidths();
2202         const int rolesCount = m_visibleRoles.count();
2203         if (headerColumnWidths.count() == rolesCount) {
2204             header->setAutomaticColumnResizing(false);
2205
2206             QHash<QByteArray, qreal> columnWidths;
2207             for (int i = 0; i < rolesCount; ++i) {
2208                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2209             }
2210             header->setColumnWidths(columnWidths);
2211         } else {
2212             header->setAutomaticColumnResizing(true);
2213         }
2214         header->setSidePadding(DetailsModeSettings::sidePadding());
2215     }
2216
2217     m_view->endTransaction();
2218 }
2219
2220 void DolphinView::applyModeToView()
2221 {
2222     switch (m_mode) {
2223     case IconsView:
2224         m_view->setItemLayout(KFileItemListView::IconsLayout);
2225         break;
2226     case CompactView:
2227         m_view->setItemLayout(KFileItemListView::CompactLayout);
2228         break;
2229     case DetailsView:
2230         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2231         break;
2232     default:
2233         Q_ASSERT(false);
2234         break;
2235     }
2236 }
2237
2238 void DolphinView::pasteToUrl(const QUrl &url)
2239 {
2240     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2241     KJobWidgets::setWindow(job, this);
2242     m_clearSelectionBeforeSelectingNewItems = true;
2243     m_markFirstNewlySelectedItemAsCurrent = true;
2244     m_selectJobCreatedItems = true;
2245     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2246     connect(job, &KIO::PasteJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
2247         connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
2248         connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
2249         connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
2250             Q_UNUSED(job)
2251             Q_UNUSED(src)
2252             slotItemCreated(dest);
2253         });
2254     });
2255     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2256 }
2257
2258 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2259 {
2260     QList<QUrl> urls;
2261
2262     const KFileItemList items = selectedItems();
2263     urls.reserve(items.count());
2264     for (const KFileItem &item : items) {
2265         urls.append(item.url());
2266     }
2267
2268     if (itemsExpandable()) {
2269         // TODO: Check if we still need KDirModel for this in KDE 5.0
2270         urls = KDirModel::simplifiedUrlList(urls);
2271     }
2272
2273     return urls;
2274 }
2275
2276 QMimeData *DolphinView::selectionMimeData() const
2277 {
2278     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2279     const KItemSet selectedIndexes = selectionManager->selectedItems();
2280
2281     return m_model->createMimeData(selectedIndexes);
2282 }
2283
2284 void DolphinView::updateWritableState()
2285 {
2286     const bool wasFolderWritable = m_isFolderWritable;
2287     m_isFolderWritable = false;
2288
2289     KFileItem item = m_model->rootItem();
2290     if (item.isNull()) {
2291         // Try to find out if the URL is writable even if the "root item" is
2292         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2293         item = KFileItem(url());
2294         item.setDelayedMimeTypes(true);
2295     }
2296
2297     KFileItemListProperties capabilities(KFileItemList() << item);
2298     m_isFolderWritable = capabilities.supportsWriting();
2299
2300     if (m_isFolderWritable != wasFolderWritable) {
2301         Q_EMIT writeStateChanged(m_isFolderWritable);
2302     }
2303 }
2304
2305 bool DolphinView::isFolderWritable() const
2306 {
2307     return m_isFolderWritable;
2308 }
2309
2310 QUrl DolphinView::viewPropertiesUrl() const
2311 {
2312     if (m_viewPropertiesContext.isEmpty()) {
2313         return m_url;
2314     }
2315
2316     QUrl url;
2317     url.setScheme(m_url.scheme());
2318     url.setPath(m_viewPropertiesContext);
2319     return url;
2320 }
2321
2322 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2323 {
2324     forceUrlsSelection(urls.first(), urls);
2325 }
2326
2327 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2328 {
2329     clearSelection();
2330     m_clearSelectionBeforeSelectingNewItems = true;
2331     markUrlAsCurrent(current);
2332     markUrlsAsSelected(selected);
2333 }
2334
2335 void DolphinView::copyPathToClipboard()
2336 {
2337     const KFileItemList list = selectedItems();
2338     if (list.isEmpty()) {
2339         return;
2340     }
2341     const KFileItem &item = list.at(0);
2342     QString path = item.localPath();
2343     if (path.isEmpty()) {
2344         path = item.url().toDisplayString();
2345     }
2346     QClipboard *clipboard = QApplication::clipboard();
2347     if (clipboard == nullptr) {
2348         return;
2349     }
2350     clipboard->setText(QDir::toNativeSeparators(path));
2351 }
2352
2353 void DolphinView::slotIncreaseZoom()
2354 {
2355     setZoomLevel(zoomLevel() + 1);
2356 }
2357
2358 void DolphinView::slotDecreaseZoom()
2359 {
2360     setZoomLevel(zoomLevel() - 1);
2361 }
2362
2363 void DolphinView::slotSwipeUp()
2364 {
2365     Q_EMIT goUpRequested();
2366 }
2367
2368 void DolphinView::showLoadingPlaceholder()
2369 {
2370     m_placeholderLabel->setText(i18n("Loading…"));
2371     m_placeholderLabel->setVisible(true);
2372 }
2373
2374 void DolphinView::updatePlaceholderLabel()
2375 {
2376     m_showLoadingPlaceholderTimer->stop();
2377     if (itemsCount() > 0) {
2378         m_placeholderLabel->setVisible(false);
2379         return;
2380     }
2381
2382     if (m_loadingState == LoadingState::Loading) {
2383         m_placeholderLabel->setVisible(false);
2384         m_showLoadingPlaceholderTimer->start();
2385         return;
2386     }
2387
2388     if (m_loadingState == LoadingState::Canceled) {
2389         m_placeholderLabel->setText(i18n("Loading canceled"));
2390     } else if (!nameFilter().isEmpty()) {
2391         m_placeholderLabel->setText(i18n("No items matching the filter"));
2392     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2393         m_placeholderLabel->setText(i18n("No items matching the search"));
2394     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2395         m_placeholderLabel->setText(i18n("Trash is empty"));
2396     } else if (m_url.scheme() == QLatin1String("tags")) {
2397         if (m_url.path() == QLatin1Char('/')) {
2398             m_placeholderLabel->setText(i18n("No tags"));
2399         } else {
2400             const QString tagName = m_url.path().mid(1); // Remove leading /
2401             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2402         }
2403
2404     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2405         m_placeholderLabel->setText(i18n("No recently used items"));
2406     } else if (m_url.scheme() == QLatin1String("smb")) {
2407         m_placeholderLabel->setText(i18n("No shared folders found"));
2408     } else if (m_url.scheme() == QLatin1String("network")) {
2409         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2410     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2411         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2412     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2413         m_placeholderLabel->setText(i18n("No Apple devices found"));
2414     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2415         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2416     } else {
2417         m_placeholderLabel->setText(i18n("Folder is empty"));
2418     }
2419
2420     m_placeholderLabel->setVisible(true);
2421 }
2422
2423 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2424 {
2425     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2426         const std::optional<int> index = m_view->itemAt(event->pos());
2427
2428         if (!index.has_value()) {
2429             return false;
2430         }
2431
2432         // Check whether the filename has been elided
2433         const bool isElided = m_view->isElided(index.value());
2434
2435         if (isElided) {
2436             const KFileItem item = m_model->fileItem(index.value());
2437             const QString text = item.text();
2438             const QPoint pos = mapToGlobal(event->pos());
2439             QToolTip::showText(pos, text);
2440             return true;
2441         }
2442     }
2443     return false;
2444 }
2445
2446 #include "moc_dolphinview.cpp"