src/views/dolphinview.cpp

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