src/views/dolphinview.cpp

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