src/views/dolphinview.cpp

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