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