src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <KIO/DeleteOrTrashJob>
  53 #include <kio_version.h>
  54
  55 #include <QAbstractItemView>
  56 #include <QActionGroup>
  57 #include <QApplication>
  58 #include <QClipboard>
  59 #include <QDropEvent>
  60 #include <QGraphicsOpacityEffect>
  61 #include <QGraphicsSceneDragDropEvent>
  62 #include <QLabel>
  63 #include <QMenu>
  64 #include <QMimeDatabase>
  65 #include <QPixmapCache>
  66 #include <QScrollBar>
  67 #include <QSize>
  68 #include <QTimer>
  69 #include <QToolTip>
  70 #include <QVBoxLayout>
  71
  72 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  73     : QWidget(parent)
  74     , m_active(true)
  75     , m_tabsForFiles(false)
  76     , m_assureVisibleCurrentIndex(false)
  77     , m_isFolderWritable(true)
  78     , m_dragging(false)
  79     , m_selectNextItem(false)
  80     , m_url(url)
  81     , m_viewPropertiesContext()
  82     , m_mode(DolphinView::IconsView)
  83     , m_visibleRoles()
  84     , m_topLayout(nullptr)
  85     , m_model(nullptr)
  86     , m_view(nullptr)
  87     , m_container(nullptr)
  88     , m_toolTipManager(nullptr)
  89     , m_selectionChangedTimer(nullptr)
  90     , m_currentItemUrl()
  91     , m_scrollToCurrentItem(false)
  92     , m_restoredContentsPosition()
  93     , m_controlWheelAccumulatedDelta(0)
  94     , m_selectedUrls()
  95     , m_clearSelectionBeforeSelectingNewItems(false)
  96     , m_markFirstNewlySelectedItemAsCurrent(false)
  97     , m_versionControlObserver(nullptr)
  98     , m_twoClicksRenamingTimer(nullptr)
  99     , m_placeholderLabel(nullptr)
 100     , m_showLoadingPlaceholderTimer(nullptr)
 101 {
 102     m_topLayout = new QVBoxLayout(this);
 103     m_topLayout->setSpacing(0);
 104     m_topLayout->setContentsMargins(0, 0, 0, 0);
 105
 106     // When a new item has been created by the "Create New..." menu, the item should
 107     // get selected and it must be assured that the item will get visible. As the
 108     // creation is done asynchronously, several signals must be checked:
 109     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 110
 111     m_selectionChangedTimer = new QTimer(this);
 112     m_selectionChangedTimer->setSingleShot(true);
 113     m_selectionChangedTimer->setInterval(300);
 114     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 115
 116     m_model = new KFileItemModel(this);
 117     m_view = new DolphinItemListView();
 118     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 119     m_view->setVisibleRoles({"text"});
 120     applyModeToView();
 121
 122     KItemListController *controller = new KItemListController(m_model, m_view, this);
 123     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 124     controller->setAutoActivationDelay(delay);
 125
 126     // The EnlargeSmallPreviews setting can only be changed after the model
 127     // has been set in the view by KItemListController.
 128     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 129
 130     m_container = new KItemListContainer(controller, this);
 131     m_container->installEventFilter(this);
 132     setFocusProxy(m_container);
 133     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 134         hideToolTip();
 135     });
 136     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 137         hideToolTip();
 138     });
 139
 140     m_showLoadingPlaceholderTimer = new QTimer(this);
 141     m_showLoadingPlaceholderTimer->setInterval(500);
 142     m_showLoadingPlaceholderTimer->setSingleShot(true);
 143     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 144
 145     // Show some placeholder text for empty folders
 146     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 147     // because KTitleWidget can't be told to turn off mouse-selectable text
 148     m_placeholderLabel = new QLabel(this);
 149     QFont placeholderLabelFont;
 150     // To match the size of a level 2 Heading/KTitleWidget
 151     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 152     m_placeholderLabel->setFont(placeholderLabelFont);
 153     m_placeholderLabel->setTextInteractionFlags(Qt::NoTextInteraction);
 154     m_placeholderLabel->setWordWrap(true);
 155     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 156     // Match opacity of QML placeholder label component
 157     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 158     effect->setOpacity(0.5);
 159     m_placeholderLabel->setGraphicsEffect(effect);
 160     // Set initial text and visibility
 161     updatePlaceholderLabel();
 162
 163     auto *centeringLayout = new QVBoxLayout(m_container);
 164     centeringLayout->addWidget(m_placeholderLabel);
 165     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 166     m_placeholderLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 167     connect(m_placeholderLabel, &QWidget::customContextMenuRequested, this, [this](const QPoint &pos) {
 168         slotViewContextMenuRequested(m_placeholderLabel->mapToGlobal(pos));
 169     });
 170
 171     controller->setSelectionBehavior(KItemListController::MultiSelection);
 172     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 173     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 174     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 175     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 176     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 177     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 178     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 179     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 180     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 181     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 182     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 183     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 184     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 185     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 186     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 187     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 188     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 189
 190     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 191     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 192     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 193     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 194     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 195     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 196     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 197     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 198     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 199     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 200     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 201     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 202     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 203     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 204
 205     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 206
 207     m_view->installEventFilter(this);
 208     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 209     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 210     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 211     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 212
 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         Q_EMIT writeStateChanged(m_isFolderWritable);
 271     }
 272 }
 273
 274 bool DolphinView::isActive() const
 275 {
 276     return m_active;
 277 }
 278
 279 void DolphinView::setViewMode(Mode mode)
 280 {
 281     if (mode != m_mode) {
 282         ViewProperties props(viewPropertiesUrl());
 283         props.setViewMode(mode);
 284
 285         // We pass the new ViewProperties to applyViewProperties, rather than
 286         // storing them on disk and letting applyViewProperties() read them
 287         // from there, to prevent that changing the view mode fails if the
 288         // .directory file is not writable (see bug 318534).
 289         applyViewProperties(props);
 290     }
 291 }
 292
 293 DolphinView::Mode DolphinView::viewMode() const
 294 {
 295     return m_mode;
 296 }
 297
 298 void DolphinView::setSelectionModeEnabled(const bool enabled)
 299 {
 300     if (enabled) {
 301         if (!m_proxyStyle) {
 302             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 303         }
 304         setStyle(m_proxyStyle.get());
 305         m_view->setStyle(m_proxyStyle.get());
 306         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 307     } else {
 308         setStyle(QApplication::style());
 309         m_view->setStyle(QApplication::style());
 310         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 311     }
 312     m_container->controller()->setSelectionModeEnabled(enabled);
 313 }
 314
 315 bool DolphinView::selectionMode() const
 316 {
 317     return m_container->controller()->selectionMode();
 318 }
 319
 320 void DolphinView::setPreviewsShown(bool show)
 321 {
 322     if (previewsShown() == show) {
 323         return;
 324     }
 325
 326     ViewProperties props(viewPropertiesUrl());
 327     props.setPreviewsShown(show);
 328
 329     const int oldZoomLevel = m_view->zoomLevel();
 330     m_view->setPreviewsShown(show);
 331     Q_EMIT previewsShownChanged(show);
 332
 333     const int newZoomLevel = m_view->zoomLevel();
 334     if (newZoomLevel != oldZoomLevel) {
 335         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 336     }
 337 }
 338
 339 bool DolphinView::previewsShown() const
 340 {
 341     return m_view->previewsShown();
 342 }
 343
 344 void DolphinView::setHiddenFilesShown(bool show)
 345 {
 346     if (m_model->showHiddenFiles() == show) {
 347         return;
 348     }
 349
 350     const KFileItemList itemList = selectedItems();
 351     m_selectedUrls.clear();
 352     m_selectedUrls = itemList.urlList();
 353
 354     ViewProperties props(viewPropertiesUrl());
 355     props.setHiddenFilesShown(show);
 356
 357     m_model->setShowHiddenFiles(show);
 358     Q_EMIT hiddenFilesShownChanged(show);
 359 }
 360
 361 bool DolphinView::hiddenFilesShown() const
 362 {
 363     return m_model->showHiddenFiles();
 364 }
 365
 366 void DolphinView::setGroupedSorting(bool grouped)
 367 {
 368     if (grouped == groupedSorting()) {
 369         return;
 370     }
 371
 372     ViewProperties props(viewPropertiesUrl());
 373     props.setGroupedSorting(grouped);
 374     props.save();
 375
 376     m_container->controller()->model()->setGroupedSorting(grouped);
 377
 378     Q_EMIT groupedSortingChanged(grouped);
 379 }
 380
 381 bool DolphinView::groupedSorting() const
 382 {
 383     return m_model->groupedSorting();
 384 }
 385
 386 KFileItemList DolphinView::items() const
 387 {
 388     KFileItemList list;
 389     const int itemCount = m_model->count();
 390     list.reserve(itemCount);
 391
 392     for (int i = 0; i < itemCount; ++i) {
 393         list.append(m_model->fileItem(i));
 394     }
 395
 396     return list;
 397 }
 398
 399 int DolphinView::itemsCount() const
 400 {
 401     return m_model->count();
 402 }
 403
 404 KFileItemList DolphinView::selectedItems() const
 405 {
 406     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 407
 408     KFileItemList selectedItems;
 409     const auto items = selectionManager->selectedItems();
 410     selectedItems.reserve(items.count());
 411     for (int index : items) {
 412         selectedItems.append(m_model->fileItem(index));
 413     }
 414     return selectedItems;
 415 }
 416
 417 int DolphinView::selectedItemsCount() const
 418 {
 419     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 420     return selectionManager->selectedItems().count();
 421 }
 422
 423 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 424 {
 425     m_selectedUrls = urls;
 426     m_selectJobCreatedItems = false;
 427 }
 428
 429 void DolphinView::markUrlAsCurrent(const QUrl &url)
 430 {
 431     m_currentItemUrl = url;
 432     m_scrollToCurrentItem = true;
 433 }
 434
 435 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 436 {
 437     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 438     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 439
 440     for (int index = 0; index < m_model->count(); index++) {
 441         const KFileItem item = m_model->fileItem(index);
 442         if (regexp.match(item.text()).hasMatch()) {
 443             // An alternative approach would be to store the matching items in a KItemSet and
 444             // select them in one go after the loop, but we'd need a new function
 445             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 446             // for that.
 447             selectionManager->setSelected(index, 1, mode);
 448         }
 449     }
 450 }
 451
 452 void DolphinView::setZoomLevel(int level)
 453 {
 454     const int oldZoomLevel = zoomLevel();
 455     m_view->setZoomLevel(level);
 456     if (zoomLevel() != oldZoomLevel) {
 457         hideToolTip();
 458         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 459     }
 460 }
 461
 462 int DolphinView::zoomLevel() const
 463 {
 464     return m_view->zoomLevel();
 465 }
 466
 467 void DolphinView::setSortRole(const QByteArray &role)
 468 {
 469     if (role != sortRole()) {
 470         updateSortRole(role);
 471     }
 472 }
 473
 474 QByteArray DolphinView::sortRole() const
 475 {
 476     const KItemModelBase *model = m_container->controller()->model();
 477     return model->sortRole();
 478 }
 479
 480 void DolphinView::setSortOrder(Qt::SortOrder order)
 481 {
 482     if (sortOrder() != order) {
 483         updateSortOrder(order);
 484     }
 485 }
 486
 487 Qt::SortOrder DolphinView::sortOrder() const
 488 {
 489     return m_model->sortOrder();
 490 }
 491
 492 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 493 {
 494     if (sortFoldersFirst() != foldersFirst) {
 495         updateSortFoldersFirst(foldersFirst);
 496     }
 497 }
 498
 499 bool DolphinView::sortFoldersFirst() const
 500 {
 501     return m_model->sortDirectoriesFirst();
 502 }
 503
 504 void DolphinView::setSortHiddenLast(bool hiddenLast)
 505 {
 506     if (sortHiddenLast() != hiddenLast) {
 507         updateSortHiddenLast(hiddenLast);
 508     }
 509 }
 510
 511 bool DolphinView::sortHiddenLast() const
 512 {
 513     return m_model->sortHiddenLast();
 514 }
 515
 516 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 517 {
 518     const QList<QByteArray> previousRoles = roles;
 519
 520     ViewProperties props(viewPropertiesUrl());
 521     props.setVisibleRoles(roles);
 522
 523     m_visibleRoles = roles;
 524     m_view->setVisibleRoles(roles);
 525
 526     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 527 }
 528
 529 QList<QByteArray> DolphinView::visibleRoles() const
 530 {
 531     return m_visibleRoles;
 532 }
 533
 534 void DolphinView::reload()
 535 {
 536     QByteArray viewState;
 537     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 538     saveState(saveStream);
 539
 540     setUrl(url());
 541     loadDirectory(url(), true);
 542
 543     QDataStream restoreStream(viewState);
 544     restoreState(restoreStream);
 545 }
 546
 547 void DolphinView::readSettings()
 548 {
 549     const int oldZoomLevel = m_view->zoomLevel();
 550
 551     GeneralSettings::self()->load();
 552     m_view->readSettings();
 553     applyViewProperties();
 554
 555     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 556     m_container->controller()->setAutoActivationDelay(delay);
 557
 558     const int newZoomLevel = m_view->zoomLevel();
 559     if (newZoomLevel != oldZoomLevel) {
 560         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 561     }
 562 }
 563
 564 void DolphinView::writeSettings()
 565 {
 566     GeneralSettings::self()->save();
 567     m_view->writeSettings();
 568 }
 569
 570 void DolphinView::setNameFilter(const QString &nameFilter)
 571 {
 572     m_model->setNameFilter(nameFilter);
 573 }
 574
 575 QString DolphinView::nameFilter() const
 576 {
 577     return m_model->nameFilter();
 578 }
 579
 580 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 581 {
 582     return m_model->setMimeTypeFilters(filters);
 583 }
 584
 585 QStringList DolphinView::mimeTypeFilters() const
 586 {
 587     return m_model->mimeTypeFilters();
 588 }
 589
 590 void DolphinView::requestStatusBarText()
 591 {
 592     if (m_statJobForStatusBarText) {
 593         // Kill the pending request.
 594         m_statJobForStatusBarText->kill();
 595     }
 596
 597     if (m_container->controller()->selectionManager()->hasSelection()) {
 598         int folderCount = 0;
 599         int fileCount = 0;
 600         KIO::filesize_t totalFileSize = 0;
 601
 602         // Give a summary of the status of the selected files
 603         const KFileItemList list = selectedItems();
 604         for (const KFileItem &item : list) {
 605             if (item.isDir()) {
 606                 ++folderCount;
 607             } else {
 608                 ++fileCount;
 609                 totalFileSize += item.size();
 610             }
 611         }
 612
 613         if (folderCount + fileCount == 1) {
 614             // If only one item is selected, show info about it
 615             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 616         } else {
 617             // At least 2 items are selected
 618             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 619         }
 620     } else { // has no selection
 621         if (!m_model->rootItem().url().isValid()) {
 622             return;
 623         }
 624
 625         m_statJobForStatusBarText = KIO::statDetails(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 626         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 627         m_statJobForStatusBarText->start();
 628     }
 629 }
 630
 631 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 632 {
 633     QString foldersText;
 634     QString filesText;
 635     QString summary;
 636
 637     if (selection == HasSelection) {
 638         // At least 2 items are selected because the case of 1 selected item is handled in
 639         // DolphinView::requestStatusBarText().
 640         foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 641         filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 642     } else {
 643         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 644         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 645     }
 646
 647     if (fileCount > 0 && folderCount > 0) {
 648         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 649     } else if (fileCount > 0) {
 650         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 651     } else if (folderCount > 0) {
 652         summary = foldersText;
 653     } else {
 654         summary = i18nc("@info:status", "0 Folders, 0 Files");
 655     }
 656     Q_EMIT statusBarTextChanged(summary);
 657 }
 658
 659 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 660 {
 661     QList<QAction *> actions;
 662
 663     if (items.isEmpty()) {
 664         const KFileItem item = m_model->rootItem();
 665         if (!item.isNull()) {
 666             actions = m_versionControlObserver->actions(KFileItemList() << item);
 667         }
 668     } else {
 669         actions = m_versionControlObserver->actions(items);
 670     }
 671
 672     return actions;
 673 }
 674
 675 void DolphinView::setUrl(const QUrl &url)
 676 {
 677     if (url == m_url) {
 678         return;
 679     }
 680
 681     clearSelection();
 682
 683     m_url = url;
 684
 685     hideToolTip();
 686
 687     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 688
 689     // It is important to clear the items from the model before
 690     // applying the view properties, otherwise expensive operations
 691     // might be done on the existing items although they get cleared
 692     // anyhow afterwards by loadDirectory().
 693     m_model->clear();
 694     applyViewProperties();
 695     loadDirectory(url);
 696
 697     Q_EMIT urlChanged(url);
 698 }
 699
 700 void DolphinView::selectAll()
 701 {
 702     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 703     selectionManager->setSelected(0, m_model->count());
 704 }
 705
 706 void DolphinView::invertSelection()
 707 {
 708     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 709     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 710 }
 711
 712 void DolphinView::clearSelection()
 713 {
 714     m_selectJobCreatedItems = false;
 715     m_selectedUrls.clear();
 716     m_container->controller()->selectionManager()->clearSelection();
 717 }
 718
 719 void DolphinView::renameSelectedItems()
 720 {
 721     const KFileItemList items = selectedItems();
 722     if (items.isEmpty()) {
 723         return;
 724     }
 725
 726     if (items.count() == 1 && GeneralSettings::renameInline()) {
 727         const int index = m_model->index(items.first());
 728
 729         QMetaObject::Connection *const connection = new QMetaObject::Connection;
 730         *connection = connect(m_view, &KItemListView::scrollingStopped, this, [=]() {
 731             QObject::disconnect(*connection);
 732             delete connection;
 733
 734             m_view->editRole(index, "text");
 735
 736             hideToolTip();
 737
 738             connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 739         });
 740         m_view->scrollToItem(index);
 741
 742     } else {
 743         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 744         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 745
 746         dialog->open();
 747     }
 748
 749     // Assure that the current index remains visible when KFileItemModel
 750     // will notify the view about changed items (which might result in
 751     // a changed sorting).
 752     m_assureVisibleCurrentIndex = true;
 753 }
 754
 755 void DolphinView::trashSelectedItems()
 756 {
 757     const QList<QUrl> list = simplifiedSelectedUrls();
 758
 759     using Iface = KIO::AskUserActionInterface;
 760     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 761     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 762     m_selectNextItem = true;
 763     trashJob->start();
 764 }
 765
 766 void DolphinView::deleteSelectedItems()
 767 {
 768     const QList<QUrl> list = simplifiedSelectedUrls();
 769
 770     using Iface = KIO::AskUserActionInterface;
 771     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 772     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 773     m_selectNextItem = true;
 774     trashJob->start();
 775 }
 776
 777 void DolphinView::cutSelectedItemsToClipboard()
 778 {
 779     QMimeData *mimeData = selectionMimeData();
 780     KIO::setClipboardDataCut(mimeData, true);
 781     KUrlMimeData::exportUrlsToPortal(mimeData);
 782     QApplication::clipboard()->setMimeData(mimeData);
 783 }
 784
 785 void DolphinView::copySelectedItemsToClipboard()
 786 {
 787     QMimeData *mimeData = selectionMimeData();
 788     KUrlMimeData::exportUrlsToPortal(mimeData);
 789     QApplication::clipboard()->setMimeData(mimeData);
 790 }
 791
 792 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 793 {
 794     if (selection.isEmpty() || !destinationUrl.isValid()) {
 795         return;
 796     }
 797
 798     m_clearSelectionBeforeSelectingNewItems = true;
 799     m_markFirstNewlySelectedItemAsCurrent = true;
 800     m_selectJobCreatedItems = true;
 801
 802     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 803     KJobWidgets::setWindow(job, this);
 804
 805     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 806     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 807     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 808     KIO::FileUndoManager::self()->recordCopyJob(job);
 809 }
 810
 811 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 812 {
 813     if (selection.isEmpty() || !destinationUrl.isValid()) {
 814         return;
 815     }
 816
 817     m_clearSelectionBeforeSelectingNewItems = true;
 818     m_markFirstNewlySelectedItemAsCurrent = true;
 819     m_selectJobCreatedItems = true;
 820
 821     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 822     KJobWidgets::setWindow(job, this);
 823
 824     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 825     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 826     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 827     KIO::FileUndoManager::self()->recordCopyJob(job);
 828 }
 829
 830 void DolphinView::paste()
 831 {
 832     pasteToUrl(url());
 833 }
 834
 835 void DolphinView::pasteIntoFolder()
 836 {
 837     const KFileItemList items = selectedItems();
 838     if ((items.count() == 1) && items.first().isDir()) {
 839         pasteToUrl(items.first().url());
 840     }
 841 }
 842
 843 void DolphinView::duplicateSelectedItems()
 844 {
 845     const KFileItemList itemList = selectedItems();
 846     if (itemList.isEmpty()) {
 847         return;
 848     }
 849
 850     const QMimeDatabase db;
 851
 852     // Duplicate all selected items and append "copy" to the end of the file name
 853     // but before the filename extension, if present
 854     QList<QUrl> newSelection;
 855     for (const auto &item : itemList) {
 856         const QUrl originalURL = item.url();
 857         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 858         const QString originalFileName = item.name();
 859
 860         QString extension = db.suffixForFileName(originalFileName);
 861
 862         QUrl duplicateURL = originalURL;
 863
 864         // No extension; new filename is "<oldfilename> copy"
 865         if (extension.isEmpty()) {
 866             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 867             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 868         } else {
 869             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 870             extension = QLatin1String(".") + extension;
 871             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 872             // Preserve file's original filename extension in case the casing differs
 873             // from what QMimeDatabase::suffixForFileName() returned
 874             const QString originalExtension = originalFileName.right(extension.size());
 875             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 876         }
 877
 878         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 879         KJobWidgets::setWindow(job, this);
 880
 881         if (job) {
 882             newSelection << duplicateURL;
 883             KIO::FileUndoManager::self()->recordCopyJob(job);
 884         }
 885     }
 886
 887     forceUrlsSelection(newSelection.first(), newSelection);
 888 }
 889
 890 void DolphinView::stopLoading()
 891 {
 892     m_model->cancelDirectoryLoading();
 893 }
 894
 895 void DolphinView::updatePalette()
 896 {
 897     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 898     if (!m_active) {
 899         color.setAlpha(150);
 900     }
 901
 902     QWidget *viewport = m_container->viewport();
 903     if (viewport) {
 904         QPalette palette;
 905         palette.setColor(viewport->backgroundRole(), color);
 906         viewport->setPalette(palette);
 907     }
 908
 909     update();
 910 }
 911
 912 void DolphinView::abortTwoClicksRenaming()
 913 {
 914     m_twoClicksRenamingItemUrl.clear();
 915     m_twoClicksRenamingTimer->stop();
 916 }
 917
 918 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 919 {
 920     switch (event->type()) {
 921     case QEvent::PaletteChange:
 922         updatePalette();
 923         QPixmapCache::clear();
 924         break;
 925
 926     case QEvent::WindowActivate:
 927     case QEvent::WindowDeactivate:
 928         updatePalette();
 929         break;
 930
 931     case QEvent::KeyPress:
 932         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 933         if (GeneralSettings::useTabForSwitchingSplitView()) {
 934             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 935             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 936                 Q_EMIT toggleActiveViewRequested();
 937                 return true;
 938             }
 939         }
 940         break;
 941     case QEvent::KeyRelease:
 942         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 943             m_controlWheelAccumulatedDelta = 0;
 944         }
 945         break;
 946     case QEvent::FocusIn:
 947         if (watched == m_container) {
 948             setActive(true);
 949         }
 950         break;
 951
 952     case QEvent::GraphicsSceneDragEnter:
 953         if (watched == m_view) {
 954             m_dragging = true;
 955             abortTwoClicksRenaming();
 956         }
 957         break;
 958
 959     case QEvent::GraphicsSceneDragLeave:
 960         if (watched == m_view) {
 961             m_dragging = false;
 962         }
 963         break;
 964
 965     case QEvent::GraphicsSceneDrop:
 966         if (watched == m_view) {
 967             m_dragging = false;
 968         }
 969         break;
 970
 971     case QEvent::ToolTip: {
 972         const auto helpEvent = static_cast<QHelpEvent *>(event);
 973         if (tryShowNameToolTip(helpEvent)) {
 974             return true;
 975
 976         } else if (m_hoveredColumnHeaderIndex) {
 977             const auto rolesInfo = KFileItemModel::rolesInformation();
 978             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
 979
 980             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
 981                 if (visibleRole == info.role) {
 982                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
 983                     return true;
 984                 }
 985             }
 986         }
 987         break;
 988     }
 989     default:
 990         break;
 991     }
 992
 993     return QWidget::eventFilter(watched, event);
 994 }
 995
 996 void DolphinView::wheelEvent(QWheelEvent *event)
 997 {
 998     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 999         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1000
1001         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1002             slotDecreaseZoom();
1003             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1004         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1005             slotIncreaseZoom();
1006             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1007         }
1008
1009         event->accept();
1010     } else {
1011         event->ignore();
1012     }
1013 }
1014
1015 void DolphinView::hideEvent(QHideEvent *event)
1016 {
1017     hideToolTip();
1018     QWidget::hideEvent(event);
1019 }
1020
1021 bool DolphinView::event(QEvent *event)
1022 {
1023     if (event->type() == QEvent::WindowDeactivate) {
1024         /* See Bug 297355
1025          * Dolphin leaves file preview tooltips open even when is not visible.
1026          *
1027          * Hide tool-tip when Dolphin loses focus.
1028          */
1029         hideToolTip();
1030         abortTwoClicksRenaming();
1031     }
1032
1033     return QWidget::event(event);
1034 }
1035
1036 void DolphinView::activate()
1037 {
1038     setActive(true);
1039 }
1040
1041 void DolphinView::slotItemActivated(int index)
1042 {
1043     abortTwoClicksRenaming();
1044
1045     const KFileItem item = m_model->fileItem(index);
1046     if (!item.isNull()) {
1047         Q_EMIT itemActivated(item);
1048     }
1049 }
1050
1051 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1052 {
1053     Q_ASSERT(indexes.count() >= 2);
1054
1055     abortTwoClicksRenaming();
1056
1057     const auto modifiers = QGuiApplication::keyboardModifiers();
1058
1059     if (indexes.count() > 5) {
1060         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1061         const int answer = KMessageBox::warningTwoActions(
1062             this,
1063             question,
1064             {},
1065             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1066             KStandardGuiItem::cancel(),
1067             QStringLiteral("ConfirmOpenManyFolders"));
1068         if (answer != KMessageBox::PrimaryAction && answer != KMessageBox::Continue) {
1069             return;
1070         }
1071     }
1072
1073     KFileItemList items;
1074     items.reserve(indexes.count());
1075
1076     for (int index : indexes) {
1077         KFileItem item = m_model->fileItem(index);
1078         const QUrl &url = openItemAsFolderUrl(item);
1079
1080         if (!url.isEmpty()) {
1081             // Open folders in new tabs or in new windows depending on the modifier
1082             // The ctrl+shift behavior is ignored because we are handling multiple items
1083             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1084             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1085                 Q_EMIT windowRequested(url);
1086             } else {
1087                 Q_EMIT tabRequested(url);
1088             }
1089         } else {
1090             items.append(item);
1091         }
1092     }
1093
1094     if (items.count() == 1) {
1095         Q_EMIT itemActivated(items.first());
1096     } else if (items.count() > 1) {
1097         Q_EMIT itemsActivated(items);
1098     }
1099 }
1100
1101 void DolphinView::slotItemMiddleClicked(int index)
1102 {
1103     const KFileItem &item = m_model->fileItem(index);
1104     const QUrl &url = openItemAsFolderUrl(item);
1105     const auto modifiers = QGuiApplication::keyboardModifiers();
1106     const QString &archiveProtocol = KProtocolManager::protocolForArchiveMimetype(item.mimetype());
1107     if (!url.isEmpty()) {
1108         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1109         if (modifiers & Qt::ShiftModifier) {
1110             Q_EMIT activeTabRequested(url);
1111         } else {
1112             Q_EMIT tabRequested(url);
1113         }
1114     } else if (!archiveProtocol.isEmpty() && isTabsForFilesEnabled()) {
1115         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1116         if (modifiers & Qt::ShiftModifier) {
1117             Q_EMIT activeTabRequested(item.url());
1118         } else {
1119             Q_EMIT tabRequested(item.url());
1120         }
1121     } else {
1122         Q_EMIT fileMiddleClickActivated(item);
1123     }
1124 }
1125
1126 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1127 {
1128     // Force emit of a selection changed signal before we request the
1129     // context menu, to update the edit-actions first. (See Bug 294013)
1130     if (m_selectionChangedTimer->isActive()) {
1131         emitSelectionChangedSignal();
1132     }
1133
1134     const KFileItem item = m_model->fileItem(index);
1135     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1136 }
1137
1138 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1139 {
1140     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1141 }
1142
1143 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1144 {
1145     ViewProperties props(viewPropertiesUrl());
1146
1147     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1148
1149     KItemListView *view = m_container->controller()->view();
1150     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1151
1152     bool indexingEnabled = false;
1153 #if HAVE_BALOO
1154     Baloo::IndexerConfig config;
1155     indexingEnabled = config.fileIndexingEnabled();
1156 #endif
1157
1158     QString groupName;
1159     QMenu *groupMenu = nullptr;
1160
1161     // Add all roles to the menu that can be shown or hidden by the user
1162     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1163     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1164         if (info.role == "text") {
1165             // It should not be possible to hide the "text" role
1166             continue;
1167         }
1168
1169         const QString text = m_model->roleDescription(info.role);
1170         QAction *action = nullptr;
1171         if (info.group.isEmpty()) {
1172             action = menu->addAction(text);
1173         } else {
1174             if (!groupMenu || info.group != groupName) {
1175                 groupName = info.group;
1176                 groupMenu = menu->addMenu(groupName);
1177             }
1178
1179             action = groupMenu->addAction(text);
1180         }
1181
1182         action->setCheckable(true);
1183         action->setChecked(visibleRolesSet.contains(info.role));
1184         action->setData(info.role);
1185         action->setToolTip(info.tooltip);
1186
1187         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1188         action->setEnabled(enable);
1189     }
1190
1191     menu->addSeparator();
1192
1193     QActionGroup *widthsGroup = new QActionGroup(menu);
1194     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1195
1196     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1197     toggleSidePaddingAction->setCheckable(true);
1198     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1199
1200     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1201     autoAdjustWidthsAction->setCheckable(true);
1202     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1203     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1204
1205     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1206     customWidthsAction->setCheckable(true);
1207     customWidthsAction->setChecked(!autoColumnWidths);
1208     customWidthsAction->setActionGroup(widthsGroup);
1209
1210     QAction *action = menu->exec(pos.toPoint());
1211     if (menu && action) {
1212         KItemListHeader *header = view->header();
1213
1214         if (action == autoAdjustWidthsAction) {
1215             // Clear the column-widths from the viewproperties and turn on
1216             // the automatic resizing of the columns
1217             props.setHeaderColumnWidths(QList<int>());
1218             header->setAutomaticColumnResizing(true);
1219         } else if (action == customWidthsAction) {
1220             // Apply the current column-widths as custom column-widths and turn
1221             // off the automatic resizing of the columns
1222             QList<int> columnWidths;
1223             const auto visibleRoles = view->visibleRoles();
1224             columnWidths.reserve(visibleRoles.count());
1225             for (const QByteArray &role : visibleRoles) {
1226                 columnWidths.append(header->columnWidth(role));
1227             }
1228             props.setHeaderColumnWidths(columnWidths);
1229             header->setAutomaticColumnResizing(false);
1230         } else if (action == toggleSidePaddingAction) {
1231             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1232         } else {
1233             // Show or hide the selected role
1234             const QByteArray selectedRole = action->data().toByteArray();
1235
1236             QList<QByteArray> visibleRoles = view->visibleRoles();
1237             if (action->isChecked()) {
1238                 visibleRoles.append(selectedRole);
1239             } else {
1240                 visibleRoles.removeOne(selectedRole);
1241             }
1242
1243             view->setVisibleRoles(visibleRoles);
1244             props.setVisibleRoles(visibleRoles);
1245
1246             QList<int> columnWidths;
1247             if (!header->automaticColumnResizing()) {
1248                 const auto visibleRoles = view->visibleRoles();
1249                 columnWidths.reserve(visibleRoles.count());
1250                 for (const QByteArray &role : visibleRoles) {
1251                     columnWidths.append(header->columnWidth(role));
1252                 }
1253             }
1254             props.setHeaderColumnWidths(columnWidths);
1255         }
1256     }
1257
1258     delete menu;
1259 }
1260
1261 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1262 {
1263     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1264
1265     ViewProperties props(viewPropertiesUrl());
1266     QList<int> columnWidths = props.headerColumnWidths();
1267     if (columnWidths.count() != visibleRoles.count()) {
1268         columnWidths.clear();
1269         columnWidths.reserve(visibleRoles.count());
1270         const KItemListHeader *header = m_view->header();
1271         for (const QByteArray &role : visibleRoles) {
1272             const int width = header->columnWidth(role);
1273             columnWidths.append(width);
1274         }
1275     }
1276
1277     const int roleIndex = visibleRoles.indexOf(role);
1278     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1279     columnWidths[roleIndex] = current;
1280
1281     props.setHeaderColumnWidths(columnWidths);
1282 }
1283
1284 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1285 {
1286     ViewProperties props(viewPropertiesUrl());
1287     DetailsModeSettings::setSidePadding(int(width));
1288     m_view->writeSettings();
1289 }
1290
1291 void DolphinView::slotItemHovered(int index)
1292 {
1293     const KFileItem item = m_model->fileItem(index);
1294
1295     if (GeneralSettings::showToolTips() && !m_dragging) {
1296         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1297         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1298         itemRect.moveTo(pos);
1299
1300 #if HAVE_BALOO
1301         auto nativeParent = nativeParentWidget();
1302         if (nativeParent) {
1303             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1304         }
1305 #endif
1306     }
1307
1308     Q_EMIT requestItemInfo(item);
1309 }
1310
1311 void DolphinView::slotItemUnhovered(int index)
1312 {
1313     Q_UNUSED(index)
1314     hideToolTip();
1315     Q_EMIT requestItemInfo(KFileItem());
1316 }
1317
1318 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1319 {
1320     QUrl destUrl;
1321     KFileItem destItem = m_model->fileItem(index);
1322     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1323         // Use the URL of the view as drop target if the item is no directory
1324         // or desktop-file
1325         destItem = m_model->rootItem();
1326         destUrl = url();
1327     } else {
1328         // The item represents a directory or desktop-file
1329         destUrl = destItem.mostLocalUrl();
1330     }
1331
1332     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1333     dropUrls(destUrl, &dropEvent, this);
1334
1335     setActive(true);
1336 }
1337
1338 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1339 {
1340     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1341
1342     if (job) {
1343         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1344
1345         if (destUrl == url()) {
1346             // Mark the dropped urls as selected.
1347             m_clearSelectionBeforeSelectingNewItems = true;
1348             m_markFirstNewlySelectedItemAsCurrent = true;
1349             m_selectJobCreatedItems = true;
1350             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1351             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1352                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1353                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1354                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1355                     Q_UNUSED(job)
1356                     Q_UNUSED(src)
1357                     slotItemCreated(dest);
1358                 });
1359             });
1360         }
1361     }
1362 }
1363
1364 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1365 {
1366     if (previous != nullptr) {
1367         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1368         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1369         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1370         m_versionControlObserver->setModel(nullptr);
1371     }
1372
1373     if (current) {
1374         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1375         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1376         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1377         m_versionControlObserver->setModel(fileItemModel);
1378     }
1379 }
1380
1381 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1382 {
1383     Q_UNUSED(itemIndex)
1384
1385     hideToolTip();
1386
1387     if (buttons & Qt::BackButton) {
1388         Q_EMIT goBackRequested();
1389     } else if (buttons & Qt::ForwardButton) {
1390         Q_EMIT goForwardRequested();
1391     }
1392 }
1393
1394 void DolphinView::slotSelectedItemTextPressed(int index)
1395 {
1396     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1397         const KFileItem item = m_model->fileItem(index);
1398         const KFileItemListProperties capabilities(KFileItemList() << item);
1399         if (capabilities.supportsMoving()) {
1400             m_twoClicksRenamingItemUrl = item.url();
1401             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1402         }
1403     }
1404 }
1405
1406 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1407 {
1408     slotItemCreated(to);
1409 }
1410
1411 void DolphinView::slotItemCreated(const QUrl &url)
1412 {
1413     if (m_markFirstNewlySelectedItemAsCurrent) {
1414         markUrlAsCurrent(url);
1415         m_markFirstNewlySelectedItemAsCurrent = false;
1416     }
1417     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1418         m_selectedUrls << url;
1419     }
1420 }
1421
1422 void DolphinView::slotJobResult(KJob *job)
1423 {
1424     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1425         Q_EMIT errorMessage(job->errorString());
1426     }
1427     if (!m_selectJobCreatedItems) {
1428         m_selectedUrls.clear();
1429         return;
1430     }
1431     if (!m_selectedUrls.isEmpty()) {
1432         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1433
1434         updateSelectionState();
1435         if (!m_selectedUrls.isEmpty()) {
1436             // not all urls were found, the model may not be up to date
1437             // TODO KF6 replace with Qt::singleShotConnection
1438             QMetaObject::Connection *const connection = new QMetaObject::Connection;
1439             *connection = connect(
1440                 m_model,
1441                 &KFileItemModel::directoryLoadingCompleted,
1442                 this,
1443                 [this, connection]() {
1444                     // the model should now contain all the items created by the job
1445                     updateSelectionState();
1446                     m_selectJobCreatedItems = false;
1447                     m_selectedUrls.clear();
1448                     QObject::disconnect(*connection);
1449                     delete connection;
1450                 },
1451                 Qt::UniqueConnection);
1452         } else {
1453             m_selectJobCreatedItems = false;
1454             m_selectedUrls.clear();
1455         }
1456     }
1457 }
1458
1459 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1460 {
1461     m_selectNextItem = false;
1462     const int currentCount = current.count();
1463     const int previousCount = previous.count();
1464     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1465
1466     // If nothing has been selected before and something got selected (or if something
1467     // was selected before and now nothing is selected) the selectionChangedSignal must
1468     // be emitted asynchronously as fast as possible to update the edit-actions.
1469     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1470     m_selectionChangedTimer->start();
1471 }
1472
1473 void DolphinView::emitSelectionChangedSignal()
1474 {
1475     m_selectionChangedTimer->stop();
1476     Q_EMIT selectionChanged(selectedItems());
1477 }
1478
1479 void DolphinView::slotStatJobResult(KJob *job)
1480 {
1481     int folderCount = 0;
1482     int fileCount = 0;
1483     KIO::filesize_t totalFileSize = 0;
1484     bool countFileSize = true;
1485
1486     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1487     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1488         // We have a precomputed value.
1489         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1490         countFileSize = false;
1491     }
1492
1493     const int itemCount = m_model->count();
1494     for (int i = 0; i < itemCount; ++i) {
1495         const KFileItem item = m_model->fileItem(i);
1496         if (item.isDir()) {
1497             ++folderCount;
1498         } else {
1499             ++fileCount;
1500             if (countFileSize) {
1501                 totalFileSize += item.size();
1502             }
1503         }
1504     }
1505     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1506 }
1507
1508 void DolphinView::updateSortRole(const QByteArray &role)
1509 {
1510     ViewProperties props(viewPropertiesUrl());
1511     props.setSortRole(role);
1512
1513     KItemModelBase *model = m_container->controller()->model();
1514     model->setSortRole(role);
1515
1516     Q_EMIT sortRoleChanged(role);
1517 }
1518
1519 void DolphinView::updateSortOrder(Qt::SortOrder order)
1520 {
1521     ViewProperties props(viewPropertiesUrl());
1522     props.setSortOrder(order);
1523
1524     m_model->setSortOrder(order);
1525
1526     Q_EMIT sortOrderChanged(order);
1527 }
1528
1529 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1530 {
1531     ViewProperties props(viewPropertiesUrl());
1532     props.setSortFoldersFirst(foldersFirst);
1533
1534     m_model->setSortDirectoriesFirst(foldersFirst);
1535
1536     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1537 }
1538
1539 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1540 {
1541     ViewProperties props(viewPropertiesUrl());
1542     props.setSortHiddenLast(hiddenLast);
1543
1544     m_model->setSortHiddenLast(hiddenLast);
1545
1546     Q_EMIT sortHiddenLastChanged(hiddenLast);
1547 }
1548
1549 QPair<bool, QString> DolphinView::pasteInfo() const
1550 {
1551     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1552     QPair<bool, QString> info;
1553     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1554     return info;
1555 }
1556
1557 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1558 {
1559     m_tabsForFiles = tabsForFiles;
1560 }
1561
1562 bool DolphinView::isTabsForFilesEnabled() const
1563 {
1564     return m_tabsForFiles;
1565 }
1566
1567 bool DolphinView::itemsExpandable() const
1568 {
1569     return m_mode == DetailsView;
1570 }
1571
1572 bool DolphinView::isExpanded(const KFileItem &item) const
1573 {
1574     Q_ASSERT(item.isDir());
1575     Q_ASSERT(items().contains(item));
1576     if (!itemsExpandable()) {
1577         return false;
1578     }
1579     return m_model->isExpanded(m_model->index(item));
1580 }
1581
1582 void DolphinView::restoreState(QDataStream &stream)
1583 {
1584     // Read the version number of the view state and check if the version is supported.
1585     quint32 version = 0;
1586     stream >> version;
1587     if (version != 1) {
1588         // The version of the view state isn't supported, we can't restore it.
1589         return;
1590     }
1591
1592     // Restore the current item that had the keyboard focus
1593     stream >> m_currentItemUrl;
1594
1595     // Restore the previously selected items
1596     stream >> m_selectedUrls;
1597
1598     // Restore the view position
1599     stream >> m_restoredContentsPosition;
1600
1601     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1602     QSet<QUrl> urls;
1603     stream >> urls;
1604     m_model->restoreExpandedDirectories(urls);
1605 }
1606
1607 void DolphinView::saveState(QDataStream &stream)
1608 {
1609     stream << quint32(1); // View state version
1610
1611     // Save the current item that has the keyboard focus
1612     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1613     if (currentIndex != -1) {
1614         KFileItem item = m_model->fileItem(currentIndex);
1615         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1616         QUrl currentItemUrl = item.url();
1617         stream << currentItemUrl;
1618     } else {
1619         stream << QUrl();
1620     }
1621
1622     // Save the selected urls
1623     stream << selectedItems().urlList();
1624
1625     // Save view position
1626     const qreal x = m_container->horizontalScrollBar()->value();
1627     const qreal y = m_container->verticalScrollBar()->value();
1628     stream << QPoint(x, y);
1629
1630     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1631     stream << m_model->expandedDirectories();
1632 }
1633
1634 KFileItem DolphinView::rootItem() const
1635 {
1636     return m_model->rootItem();
1637 }
1638
1639 void DolphinView::setViewPropertiesContext(const QString &context)
1640 {
1641     m_viewPropertiesContext = context;
1642 }
1643
1644 QString DolphinView::viewPropertiesContext() const
1645 {
1646     return m_viewPropertiesContext;
1647 }
1648
1649 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1650 {
1651     if (item.isNull()) {
1652         return QUrl();
1653     }
1654
1655     QUrl url = item.targetUrl();
1656
1657     if (item.isDir()) {
1658         return url;
1659     }
1660
1661     if (item.isMimeTypeKnown()) {
1662         const QString &mimetype = item.mimetype();
1663
1664         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1665             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1666             // zip:/<path>/ when clicking on a zip file, etc.
1667             // The .protocol file specifies the mimetype that the kioslave handles.
1668             // Note that we don't use mimetype inheritance since we don't want to
1669             // open OpenDocument files as zip folders...
1670             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1671             if (!protocol.isEmpty()) {
1672                 url.setScheme(protocol);
1673                 return url;
1674             }
1675         }
1676
1677         if (mimetype == QLatin1String("application/x-desktop")) {
1678             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1679             KDesktopFile desktopFile(url.toLocalFile());
1680             if (desktopFile.hasLinkType()) {
1681                 const QString linkUrl = desktopFile.readUrl();
1682                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1683                     return QUrl::fromUserInput(linkUrl);
1684                 }
1685             }
1686         }
1687     }
1688
1689     return QUrl();
1690 }
1691
1692 void DolphinView::resetZoomLevel()
1693 {
1694     ViewModeSettings settings{m_mode};
1695     settings.useDefaults(true);
1696     const int defaultIconSize = settings.iconSize();
1697     settings.useDefaults(false);
1698
1699     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1700 }
1701
1702 void DolphinView::observeCreatedItem(const QUrl &url)
1703 {
1704     if (m_active) {
1705         forceUrlsSelection(url, {url});
1706     }
1707 }
1708
1709 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1710 {
1711     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1712         Q_EMIT redirection(oldUrl, newUrl);
1713         m_url = newUrl; // #186947
1714     }
1715 }
1716
1717 void DolphinView::updateSelectionState()
1718 {
1719     if (!m_selectedUrls.isEmpty()) {
1720         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1721
1722         // if there is a selection already, leave it that way
1723         // unless some drop/paste job are in the process of creating items
1724         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1725             if (m_clearSelectionBeforeSelectingNewItems) {
1726                 selectionManager->clearSelection();
1727                 m_clearSelectionBeforeSelectingNewItems = false;
1728             }
1729
1730             KItemSet selectedItems = selectionManager->selectedItems();
1731
1732             QList<QUrl>::iterator it = m_selectedUrls.begin();
1733             while (it != m_selectedUrls.end()) {
1734                 const int index = m_model->index(*it);
1735                 if (index >= 0) {
1736                     selectedItems.insert(index);
1737                     it = m_selectedUrls.erase(it);
1738                 } else {
1739                     ++it;
1740                 }
1741             }
1742
1743             if (!selectedItems.isEmpty()) {
1744                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1745                 selectionManager->setSelectedItems(selectedItems);
1746             }
1747         }
1748     }
1749 }
1750
1751 void DolphinView::updateViewState()
1752 {
1753     if (m_currentItemUrl != QUrl()) {
1754         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1755
1756         // if there is a selection already, leave it that way
1757         if (!selectionManager->hasSelection()) {
1758             const int currentIndex = m_model->index(m_currentItemUrl);
1759             if (currentIndex != -1) {
1760                 selectionManager->setCurrentItem(currentIndex);
1761
1762                 // scroll to current item and reset the state
1763                 if (m_scrollToCurrentItem) {
1764                     m_view->scrollToItem(currentIndex);
1765                     m_scrollToCurrentItem = false;
1766                 }
1767                 m_currentItemUrl = QUrl();
1768             } else {
1769                 selectionManager->setCurrentItem(0);
1770             }
1771         } else {
1772             m_currentItemUrl = QUrl();
1773         }
1774     }
1775
1776     if (!m_restoredContentsPosition.isNull()) {
1777         const int x = m_restoredContentsPosition.x();
1778         const int y = m_restoredContentsPosition.y();
1779         m_restoredContentsPosition = QPoint();
1780
1781         m_container->horizontalScrollBar()->setValue(x);
1782         m_container->verticalScrollBar()->setValue(y);
1783     }
1784
1785     updateSelectionState();
1786 }
1787
1788 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1789 {
1790     if (GeneralSettings::showToolTips()) {
1791 #if HAVE_BALOO
1792         m_toolTipManager->hideToolTip(behavior);
1793 #else
1794         Q_UNUSED(behavior)
1795 #endif
1796     } else if (m_mode == DolphinView::IconsView) {
1797         QToolTip::hideText();
1798     }
1799 }
1800
1801 bool DolphinView::handleSpaceAsNormalKey() const
1802 {
1803     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1804 }
1805
1806 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1807 {
1808     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1809
1810     // verify that only one item is selected
1811     if (selectionManager->selectedItems().count() == 1) {
1812         const int index = selectionManager->currentItem();
1813         const QUrl fileItemUrl = m_model->fileItem(index).url();
1814
1815         // check if the selected item was the same item that started the twoClicksRenaming
1816         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1817             renameSelectedItems();
1818         }
1819     }
1820 }
1821
1822 void DolphinView::slotTrashFileFinished(KJob *job)
1823 {
1824     if (job->error() == 0) {
1825         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1826         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1827     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1828         Q_EMIT errorMessage(job->errorString());
1829     }
1830 }
1831
1832 void DolphinView::slotDeleteFileFinished(KJob *job)
1833 {
1834     if (job->error() == 0) {
1835         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1836         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1837     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1838         Q_EMIT errorMessage(job->errorString());
1839     }
1840 }
1841
1842 void DolphinView::selectNextItem()
1843 {
1844     if (m_active && m_selectNextItem) {
1845         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1846         if (selectedItems().isEmpty()) {
1847             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1848             return;
1849         }
1850         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1851         if (lastSelectedIndex < 0) {
1852             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1853             return;
1854         }
1855         auto nextItem = lastSelectedIndex + 1;
1856         if (nextItem >= itemsCount()) {
1857             nextItem = lastSelectedIndex - selectedItemsCount();
1858         }
1859         if (nextItem >= 0) {
1860             selectionManager->setSelected(nextItem, 1);
1861         }
1862         m_selectNextItem = false;
1863     }
1864 }
1865
1866 void DolphinView::slotRenamingResult(KJob *job)
1867 {
1868     if (job->error()) {
1869         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1870         Q_ASSERT(copyJob);
1871         const QUrl newUrl = copyJob->destUrl();
1872         const int index = m_model->index(newUrl);
1873         if (index >= 0) {
1874             QHash<QByteArray, QVariant> data;
1875             const QUrl oldUrl = copyJob->srcUrls().at(0);
1876             data.insert("text", oldUrl.fileName());
1877             m_model->setData(index, data);
1878         }
1879     }
1880 }
1881
1882 void DolphinView::slotDirectoryLoadingStarted()
1883 {
1884     m_loadingState = LoadingState::Loading;
1885     updatePlaceholderLabel();
1886
1887     // Disable the writestate temporary until it can be determined in a fast way
1888     // in DolphinView::slotDirectoryLoadingCompleted()
1889     if (m_isFolderWritable) {
1890         m_isFolderWritable = false;
1891         Q_EMIT writeStateChanged(m_isFolderWritable);
1892     }
1893
1894     Q_EMIT directoryLoadingStarted();
1895 }
1896
1897 void DolphinView::slotDirectoryLoadingCompleted()
1898 {
1899     m_loadingState = LoadingState::Completed;
1900
1901     // Update the view-state. This has to be done asynchronously
1902     // because the view might not be in its final state yet.
1903     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1904
1905     // Update the placeholder label in case we found that the folder was empty
1906     // after loading it
1907
1908     Q_EMIT directoryLoadingCompleted();
1909
1910     updatePlaceholderLabel();
1911     updateWritableState();
1912 }
1913
1914 void DolphinView::slotDirectoryLoadingCanceled()
1915 {
1916     m_loadingState = LoadingState::Canceled;
1917
1918     updatePlaceholderLabel();
1919
1920     Q_EMIT directoryLoadingCanceled();
1921 }
1922
1923 void DolphinView::slotItemsChanged()
1924 {
1925     m_assureVisibleCurrentIndex = false;
1926 }
1927
1928 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1929 {
1930     Q_UNUSED(previous)
1931     Q_ASSERT(m_model->sortOrder() == current);
1932
1933     ViewProperties props(viewPropertiesUrl());
1934     props.setSortOrder(current);
1935
1936     Q_EMIT sortOrderChanged(current);
1937 }
1938
1939 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1940 {
1941     Q_UNUSED(previous)
1942     Q_ASSERT(m_model->sortRole() == current);
1943
1944     ViewProperties props(viewPropertiesUrl());
1945     props.setSortRole(current);
1946
1947     Q_EMIT sortRoleChanged(current);
1948 }
1949
1950 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1951 {
1952     Q_UNUSED(previous)
1953     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1954
1955     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1956
1957     m_visibleRoles = current;
1958
1959     ViewProperties props(viewPropertiesUrl());
1960     props.setVisibleRoles(m_visibleRoles);
1961
1962     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1963 }
1964
1965 void DolphinView::slotRoleEditingCanceled()
1966 {
1967     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1968 }
1969
1970 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
1971 {
1972     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1973
1974     const KFileItemList items = selectedItems();
1975     if (items.count() != 1) {
1976         return;
1977     }
1978
1979     if (role == "text") {
1980         const KFileItem oldItem = items.first();
1981         const EditResult retVal = value.value<EditResult>();
1982         const QString newName = retVal.newName;
1983         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1984             const QUrl oldUrl = oldItem.url();
1985
1986             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1987             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1988
1989 #ifndef Q_OS_WIN
1990             // Confirm hiding file/directory by renaming inline
1991             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1992                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
1993
1994                 const auto code =
1995                     KMessageBox::questionTwoActions(this,
1996                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1997                                                                             "Do you still want to rename it?")
1998                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1999                                                                             "Do you still want to rename it?"),
2000                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
2001                                                     yesGuiItem,
2002                                                     KStandardGuiItem::cancel(),
2003                                                     QStringLiteral("ConfirmHide"));
2004
2005                 if (code == KMessageBox::SecondaryAction) {
2006                     return;
2007                 }
2008             }
2009 #endif
2010
2011             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
2012             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
2013                 // Only change the data in the model if no item with the new name
2014                 // is in the model yet. If there is an item with the new name
2015                 // already, calling KIO::CopyJob will open a dialog
2016                 // asking for a new name, and KFileItemModel will update the
2017                 // data when the dir lister signals that the file name has changed.
2018                 QHash<QByteArray, QVariant> data;
2019                 data.insert(role, retVal.newName);
2020                 m_model->setData(index, data);
2021             }
2022
2023             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2024             KJobWidgets::setWindow(job, this);
2025             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2026             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2027
2028             if (!newNameExistsAlready) {
2029                 forceUrlsSelection(newUrl, {newUrl});
2030
2031                 // Only connect the result signal if there is no item with the new name
2032                 // in the model yet, see bug 328262.
2033                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2034             }
2035         }
2036         if (retVal.direction != EditDone) {
2037             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2038             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2039             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2040             renameSelectedItems();
2041         }
2042     }
2043 }
2044
2045 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2046 {
2047     if (!url.isValid()) {
2048         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2049         if (location.isEmpty()) {
2050             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2051         } else {
2052             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2053         }
2054         return;
2055     }
2056
2057     if (reload) {
2058         m_model->refreshDirectory(url);
2059     } else {
2060         m_model->loadDirectory(url);
2061     }
2062 }
2063
2064 void DolphinView::applyViewProperties()
2065 {
2066     const ViewProperties props(viewPropertiesUrl());
2067     applyViewProperties(props);
2068 }
2069
2070 void DolphinView::applyViewProperties(const ViewProperties &props)
2071 {
2072     m_view->beginTransaction();
2073
2074     const Mode mode = props.viewMode();
2075     if (m_mode != mode) {
2076         const Mode previousMode = m_mode;
2077         m_mode = mode;
2078
2079         // Changing the mode might result in changing
2080         // the zoom level. Remember the old zoom level so
2081         // that zoomLevelChanged() can get emitted.
2082         const int oldZoomLevel = m_view->zoomLevel();
2083         applyModeToView();
2084
2085         Q_EMIT modeChanged(m_mode, previousMode);
2086
2087         if (m_view->zoomLevel() != oldZoomLevel) {
2088             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2089         }
2090     }
2091
2092     const bool hiddenFilesShown = props.hiddenFilesShown();
2093     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2094         m_model->setShowHiddenFiles(hiddenFilesShown);
2095         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2096     }
2097
2098     const bool groupedSorting = props.groupedSorting();
2099     if (groupedSorting != m_model->groupedSorting()) {
2100         m_model->setGroupedSorting(groupedSorting);
2101         Q_EMIT groupedSortingChanged(groupedSorting);
2102     }
2103
2104     const QByteArray sortRole = props.sortRole();
2105     if (sortRole != m_model->sortRole()) {
2106         m_model->setSortRole(sortRole);
2107         Q_EMIT sortRoleChanged(sortRole);
2108     }
2109
2110     const Qt::SortOrder sortOrder = props.sortOrder();
2111     if (sortOrder != m_model->sortOrder()) {
2112         m_model->setSortOrder(sortOrder);
2113         Q_EMIT sortOrderChanged(sortOrder);
2114     }
2115
2116     const bool sortFoldersFirst = props.sortFoldersFirst();
2117     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2118         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2119         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2120     }
2121
2122     const bool sortHiddenLast = props.sortHiddenLast();
2123     if (sortHiddenLast != m_model->sortHiddenLast()) {
2124         m_model->setSortHiddenLast(sortHiddenLast);
2125         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2126     }
2127
2128     const QList<QByteArray> visibleRoles = props.visibleRoles();
2129     if (visibleRoles != m_visibleRoles) {
2130         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2131         m_visibleRoles = visibleRoles;
2132         m_view->setVisibleRoles(visibleRoles);
2133         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2134     }
2135
2136     const bool previewsShown = props.previewsShown();
2137     if (previewsShown != m_view->previewsShown()) {
2138         const int oldZoomLevel = zoomLevel();
2139
2140         m_view->setPreviewsShown(previewsShown);
2141         Q_EMIT previewsShownChanged(previewsShown);
2142
2143         // Changing the preview-state might result in a changed zoom-level
2144         if (oldZoomLevel != zoomLevel()) {
2145             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2146         }
2147     }
2148
2149     KItemListView *itemListView = m_container->controller()->view();
2150     if (itemListView->isHeaderVisible()) {
2151         KItemListHeader *header = itemListView->header();
2152         const QList<int> headerColumnWidths = props.headerColumnWidths();
2153         const int rolesCount = m_visibleRoles.count();
2154         if (headerColumnWidths.count() == rolesCount) {
2155             header->setAutomaticColumnResizing(false);
2156
2157             QHash<QByteArray, qreal> columnWidths;
2158             for (int i = 0; i < rolesCount; ++i) {
2159                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2160             }
2161             header->setColumnWidths(columnWidths);
2162         } else {
2163             header->setAutomaticColumnResizing(true);
2164         }
2165         header->setSidePadding(DetailsModeSettings::sidePadding());
2166     }
2167
2168     m_view->endTransaction();
2169 }
2170
2171 void DolphinView::applyModeToView()
2172 {
2173     switch (m_mode) {
2174     case IconsView:
2175         m_view->setItemLayout(KFileItemListView::IconsLayout);
2176         break;
2177     case CompactView:
2178         m_view->setItemLayout(KFileItemListView::CompactLayout);
2179         break;
2180     case DetailsView:
2181         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2182         break;
2183     default:
2184         Q_ASSERT(false);
2185         break;
2186     }
2187 }
2188
2189 void DolphinView::pasteToUrl(const QUrl &url)
2190 {
2191     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2192     KJobWidgets::setWindow(job, this);
2193     m_clearSelectionBeforeSelectingNewItems = true;
2194     m_markFirstNewlySelectedItemAsCurrent = true;
2195     m_selectJobCreatedItems = true;
2196     // TODO KF6 use KIO::PasteJob::copyJobStarted to hook to earlier events copying/moving
2197     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2198     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2199 }
2200
2201 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2202 {
2203     QList<QUrl> urls;
2204
2205     const KFileItemList items = selectedItems();
2206     urls.reserve(items.count());
2207     for (const KFileItem &item : items) {
2208         urls.append(item.url());
2209     }
2210
2211     if (itemsExpandable()) {
2212         // TODO: Check if we still need KDirModel for this in KDE 5.0
2213         urls = KDirModel::simplifiedUrlList(urls);
2214     }
2215
2216     return urls;
2217 }
2218
2219 QMimeData *DolphinView::selectionMimeData() const
2220 {
2221     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2222     const KItemSet selectedIndexes = selectionManager->selectedItems();
2223
2224     return m_model->createMimeData(selectedIndexes);
2225 }
2226
2227 void DolphinView::updateWritableState()
2228 {
2229     const bool wasFolderWritable = m_isFolderWritable;
2230     m_isFolderWritable = false;
2231
2232     KFileItem item = m_model->rootItem();
2233     if (item.isNull()) {
2234         // Try to find out if the URL is writable even if the "root item" is
2235         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2236         item = KFileItem(url());
2237         item.setDelayedMimeTypes(true);
2238     }
2239
2240     KFileItemListProperties capabilities(KFileItemList() << item);
2241     m_isFolderWritable = capabilities.supportsWriting();
2242
2243     if (m_isFolderWritable != wasFolderWritable) {
2244         Q_EMIT writeStateChanged(m_isFolderWritable);
2245     }
2246 }
2247
2248 QUrl DolphinView::viewPropertiesUrl() const
2249 {
2250     if (m_viewPropertiesContext.isEmpty()) {
2251         return m_url;
2252     }
2253
2254     QUrl url;
2255     url.setScheme(m_url.scheme());
2256     url.setPath(m_viewPropertiesContext);
2257     return url;
2258 }
2259
2260 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2261 {
2262     forceUrlsSelection(urls.first(), urls);
2263 }
2264
2265 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2266 {
2267     clearSelection();
2268     m_clearSelectionBeforeSelectingNewItems = true;
2269     markUrlAsCurrent(current);
2270     markUrlsAsSelected(selected);
2271 }
2272
2273 void DolphinView::copyPathToClipboard()
2274 {
2275     const KFileItemList list = selectedItems();
2276     if (list.isEmpty()) {
2277         return;
2278     }
2279     const KFileItem &item = list.at(0);
2280     QString path = item.localPath();
2281     if (path.isEmpty()) {
2282         path = item.url().toDisplayString();
2283     }
2284     QClipboard *clipboard = QApplication::clipboard();
2285     if (clipboard == nullptr) {
2286         return;
2287     }
2288     clipboard->setText(path);
2289 }
2290
2291 void DolphinView::slotIncreaseZoom()
2292 {
2293     setZoomLevel(zoomLevel() + 1);
2294 }
2295
2296 void DolphinView::slotDecreaseZoom()
2297 {
2298     setZoomLevel(zoomLevel() - 1);
2299 }
2300
2301 void DolphinView::slotSwipeUp()
2302 {
2303     Q_EMIT goUpRequested();
2304 }
2305
2306 void DolphinView::showLoadingPlaceholder()
2307 {
2308     m_placeholderLabel->setText(i18n("Loading…"));
2309     m_placeholderLabel->setVisible(true);
2310 }
2311
2312 void DolphinView::updatePlaceholderLabel()
2313 {
2314     m_showLoadingPlaceholderTimer->stop();
2315     if (itemsCount() > 0) {
2316         m_placeholderLabel->setVisible(false);
2317         return;
2318     }
2319
2320     if (m_loadingState == LoadingState::Loading) {
2321         m_placeholderLabel->setVisible(false);
2322         m_showLoadingPlaceholderTimer->start();
2323         return;
2324     }
2325
2326     if (m_loadingState == LoadingState::Canceled) {
2327         m_placeholderLabel->setText(i18n("Loading canceled"));
2328     } else if (!nameFilter().isEmpty()) {
2329         m_placeholderLabel->setText(i18n("No items matching the filter"));
2330     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2331         m_placeholderLabel->setText(i18n("No items matching the search"));
2332     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2333         m_placeholderLabel->setText(i18n("Trash is empty"));
2334     } else if (m_url.scheme() == QLatin1String("tags")) {
2335         if (m_url.path() == QLatin1Char('/')) {
2336             m_placeholderLabel->setText(i18n("No tags"));
2337         } else {
2338             const QString tagName = m_url.path().mid(1); // Remove leading /
2339             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2340         }
2341
2342     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2343         m_placeholderLabel->setText(i18n("No recently used items"));
2344     } else if (m_url.scheme() == QLatin1String("smb")) {
2345         m_placeholderLabel->setText(i18n("No shared folders found"));
2346     } else if (m_url.scheme() == QLatin1String("network")) {
2347         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2348     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2349         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2350     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2351         m_placeholderLabel->setText(i18n("No Apple devices found"));
2352     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2353         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2354     } else {
2355         m_placeholderLabel->setText(i18n("Folder is empty"));
2356     }
2357
2358     m_placeholderLabel->setVisible(true);
2359 }
2360
2361 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2362 {
2363     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2364         const std::optional<int> index = m_view->itemAt(event->pos());
2365
2366         if (!index.has_value()) {
2367             return false;
2368         }
2369
2370         // Check whether the filename has been elided
2371         const bool isElided = m_view->isElided(index.value());
2372
2373         if (isElided) {
2374             const KFileItem item = m_model->fileItem(index.value());
2375             const QString text = item.text();
2376             const QPoint pos = mapToGlobal(event->pos());
2377             QToolTip::showText(pos, text);
2378             return true;
2379         }
2380     }
2381     return false;
2382 }
2383
2384 #include "moc_dolphinview.cpp"