src/views/dolphinview.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006-2009 by Peter Penz <peter.penz19@gmail.com>        *
   3  *   Copyright (C) 2006 by Gregor Kališnik <gregor@podnapisi.net>          *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include "dolphinview.h"
  22
  23 #include "dolphin_detailsmodesettings.h"
  24 #include "dolphin_generalsettings.h"
  25 #include "dolphinitemlistview.h"
  26 #include "dolphinnewfilemenuobserver.h"
  27 #include "draganddrophelper.h"
  28 #include "kitemviews/kfileitemlistview.h"
  29 #include "kitemviews/kfileitemmodel.h"
  30 #include "kitemviews/kitemlistcontainer.h"
  31 #include "kitemviews/kitemlistcontroller.h"
  32 #include "kitemviews/kitemlistheader.h"
  33 #include "kitemviews/kitemlistselectionmanager.h"
  34 #include "versioncontrol/versioncontrolobserver.h"
  35 #include "viewproperties.h"
  36 #include "views/tooltips/tooltipmanager.h"
  37 #include "zoomlevelinfo.h"
  38
  39 #ifdef HAVE_BALOO
  40 #include <Baloo/IndexerConfig>
  41 #endif
  42 #include <KColorScheme>
  43 #include <KDesktopFile>
  44 #include <KDirModel>
  45 #include <KFileItemListProperties>
  46 #include <KFormat>
  47 #include <KIO/CopyJob>
  48 #include <KIO/DeleteJob>
  49 #include <KIO/DropJob>
  50 #include <KIO/JobUiDelegate>
  51 #include <KIO/Paste>
  52 #include <KIO/PasteJob>
  53 #include <KIO/PreviewJob>
  54 #include <KIO/RenameFileDialog>
  55 #include <KJobWidgets>
  56 #include <KLocalizedString>
  57 #include <KMessageBox>
  58 #include <KProtocolManager>
  59
  60 #include <QAbstractItemView>
  61 #include <QApplication>
  62 #include <QClipboard>
  63 #include <QDropEvent>
  64 #include <QGraphicsSceneDragDropEvent>
  65 #include <QMenu>
  66 #include <QPixmapCache>
  67 #include <QPointer>
  68 #include <QScrollBar>
  69 #include <QSize>
  70 #include <QTimer>
  71 #include <QVBoxLayout>
  72
  73 DolphinView::DolphinView(const QUrl& url, QWidget* parent) :
  74     QWidget(parent),
  75     m_active(true),
  76     m_tabsForFiles(false),
  77     m_assureVisibleCurrentIndex(false),
  78     m_isFolderWritable(true),
  79     m_dragging(false),
  80     m_url(url),
  81     m_viewPropertiesContext(),
  82     m_mode(DolphinView::IconsView),
  83     m_visibleRoles(),
  84     m_topLayout(nullptr),
  85     m_model(nullptr),
  86     m_view(nullptr),
  87     m_container(nullptr),
  88     m_toolTipManager(nullptr),
  89     m_selectionChangedTimer(nullptr),
  90     m_currentItemUrl(),
  91     m_scrollToCurrentItem(false),
  92     m_restoredContentsPosition(),
  93     m_selectedUrls(),
  94     m_clearSelectionBeforeSelectingNewItems(false),
  95     m_markFirstNewlySelectedItemAsCurrent(false),
  96     m_versionControlObserver(nullptr),
  97     m_twoClicksRenamingTimer(nullptr)
  98 {
  99     m_topLayout = new QVBoxLayout(this);
 100     m_topLayout->setSpacing(0);
 101     m_topLayout->setContentsMargins(0, 0, 0, 0);
 102
 103     // When a new item has been created by the "Create New..." menu, the item should
 104     // get selected and it must be assured that the item will get visible. As the
 105     // creation is done asynchronously, several signals must be checked:
 106     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated,
 107             this, &DolphinView::observeCreatedItem);
 108
 109     m_selectionChangedTimer = new QTimer(this);
 110     m_selectionChangedTimer->setSingleShot(true);
 111     m_selectionChangedTimer->setInterval(300);
 112     connect(m_selectionChangedTimer, &QTimer::timeout,
 113             this, &DolphinView::emitSelectionChangedSignal);
 114
 115     m_model = new KFileItemModel(this);
 116     m_view = new DolphinItemListView();
 117     m_view->setEnabledSelectionToggles(GeneralSettings::showSelectionToggle());
 118     m_view->setVisibleRoles({"text"});
 119     applyModeToView();
 120
 121     KItemListController* controller = new KItemListController(m_model, m_view, this);
 122     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 123     controller->setAutoActivationDelay(delay);
 124
 125     // The EnlargeSmallPreviews setting can only be changed after the model
 126     // has been set in the view by KItemListController.
 127     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 128
 129     m_container = new KItemListContainer(controller, this);
 130     m_container->installEventFilter(this);
 131     setFocusProxy(m_container);
 132     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] { hideToolTip(); });
 133     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] { hideToolTip(); });
 134
 135     controller->setSelectionBehavior(KItemListController::MultiSelection);
 136     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 137     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 138     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 139     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 140     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 141     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 142     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 143     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 144     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 145     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 146     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 147     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 148     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 149
 150     connect(m_model, &KFileItemModel::directoryLoadingStarted,       this, &DolphinView::slotDirectoryLoadingStarted);
 151     connect(m_model, &KFileItemModel::directoryLoadingCompleted,     this, &DolphinView::slotDirectoryLoadingCompleted);
 152     connect(m_model, &KFileItemModel::directoryLoadingCanceled,      this, &DolphinView::directoryLoadingCanceled);
 153     connect(m_model, &KFileItemModel::directoryLoadingProgress,   this, &DolphinView::directoryLoadingProgress);
 154     connect(m_model, &KFileItemModel::directorySortingProgress,   this, &DolphinView::directorySortingProgress);
 155     connect(m_model, &KFileItemModel::itemsChanged,
 156             this, &DolphinView::slotItemsChanged);
 157     connect(m_model, &KFileItemModel::itemsRemoved,    this, &DolphinView::itemCountChanged);
 158     connect(m_model, &KFileItemModel::itemsInserted,   this, &DolphinView::itemCountChanged);
 159     connect(m_model, &KFileItemModel::infoMessage,            this, &DolphinView::infoMessage);
 160     connect(m_model, &KFileItemModel::errorMessage,           this, &DolphinView::errorMessage);
 161     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 162     connect(m_model, &KFileItemModel::urlIsFileError,            this, &DolphinView::urlIsFileError);
 163
 164     m_view->installEventFilter(this);
 165     connect(m_view, &DolphinItemListView::sortOrderChanged,
 166             this, &DolphinView::slotSortOrderChangedByHeader);
 167     connect(m_view, &DolphinItemListView::sortRoleChanged,
 168             this, &DolphinView::slotSortRoleChangedByHeader);
 169     connect(m_view, &DolphinItemListView::visibleRolesChanged,
 170             this, &DolphinView::slotVisibleRolesChangedByHeader);
 171     connect(m_view, &DolphinItemListView::roleEditingCanceled,
 172             this, &DolphinView::slotRoleEditingCanceled);
 173     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished,
 174             this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 175
 176     KItemListSelectionManager* selectionManager = controller->selectionManager();
 177     connect(selectionManager, &KItemListSelectionManager::selectionChanged,
 178             this, &DolphinView::slotSelectionChanged);
 179
 180 #ifdef HAVE_BALOO
 181     m_toolTipManager = new ToolTipManager(this);
 182     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 183 #endif
 184
 185     m_versionControlObserver = new VersionControlObserver(this);
 186     m_versionControlObserver->setView(this);
 187     m_versionControlObserver->setModel(m_model);
 188     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 189     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 190     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 191
 192     m_twoClicksRenamingTimer = new QTimer(this);
 193     m_twoClicksRenamingTimer->setSingleShot(true);
 194     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 195
 196     applyViewProperties();
 197     m_topLayout->addWidget(m_container);
 198
 199     loadDirectory(url);
 200 }
 201
 202 DolphinView::~DolphinView()
 203 {
 204 }
 205
 206 QUrl DolphinView::url() const
 207 {
 208     return m_url;
 209 }
 210
 211 void DolphinView::setActive(bool active)
 212 {
 213     if (active == m_active) {
 214         return;
 215     }
 216
 217     m_active = active;
 218
 219     updatePalette();
 220
 221     if (active) {
 222         m_container->setFocus();
 223         emit activated();
 224         emit writeStateChanged(m_isFolderWritable);
 225     }
 226 }
 227
 228 bool DolphinView::isActive() const
 229 {
 230     return m_active;
 231 }
 232
 233 void DolphinView::setMode(Mode mode)
 234 {
 235     if (mode != m_mode) {
 236         ViewProperties props(viewPropertiesUrl());
 237         props.setViewMode(mode);
 238
 239         // We pass the new ViewProperties to applyViewProperties, rather than
 240         // storing them on disk and letting applyViewProperties() read them
 241         // from there, to prevent that changing the view mode fails if the
 242         // .directory file is not writable (see bug 318534).
 243         applyViewProperties(props);
 244     }
 245 }
 246
 247 DolphinView::Mode DolphinView::mode() const
 248 {
 249     return m_mode;
 250 }
 251
 252 void DolphinView::setPreviewsShown(bool show)
 253 {
 254     if (previewsShown() == show) {
 255         return;
 256     }
 257
 258     ViewProperties props(viewPropertiesUrl());
 259     props.setPreviewsShown(show);
 260
 261     const int oldZoomLevel = m_view->zoomLevel();
 262     m_view->setPreviewsShown(show);
 263     emit previewsShownChanged(show);
 264
 265     const int newZoomLevel = m_view->zoomLevel();
 266     if (newZoomLevel != oldZoomLevel) {
 267         emit zoomLevelChanged(newZoomLevel, oldZoomLevel);
 268     }
 269 }
 270
 271 bool DolphinView::previewsShown() const
 272 {
 273     return m_view->previewsShown();
 274 }
 275
 276 void DolphinView::setHiddenFilesShown(bool show)
 277 {
 278     if (m_model->showHiddenFiles() == show) {
 279         return;
 280     }
 281
 282     const KFileItemList itemList = selectedItems();
 283     m_selectedUrls.clear();
 284     m_selectedUrls = itemList.urlList();
 285
 286     ViewProperties props(viewPropertiesUrl());
 287     props.setHiddenFilesShown(show);
 288
 289     m_model->setShowHiddenFiles(show);
 290     emit hiddenFilesShownChanged(show);
 291 }
 292
 293 bool DolphinView::hiddenFilesShown() const
 294 {
 295     return m_model->showHiddenFiles();
 296 }
 297
 298 void DolphinView::setGroupedSorting(bool grouped)
 299 {
 300     if (grouped == groupedSorting()) {
 301         return;
 302     }
 303
 304     ViewProperties props(viewPropertiesUrl());
 305     props.setGroupedSorting(grouped);
 306     props.save();
 307
 308     m_container->controller()->model()->setGroupedSorting(grouped);
 309
 310     emit groupedSortingChanged(grouped);
 311 }
 312
 313 bool DolphinView::groupedSorting() const
 314 {
 315     return m_model->groupedSorting();
 316 }
 317
 318 KFileItemList DolphinView::items() const
 319 {
 320     KFileItemList list;
 321     const int itemCount = m_model->count();
 322     list.reserve(itemCount);
 323
 324     for (int i = 0; i < itemCount; ++i) {
 325         list.append(m_model->fileItem(i));
 326     }
 327
 328     return list;
 329 }
 330
 331 int DolphinView::itemsCount() const
 332 {
 333     return m_model->count();
 334 }
 335
 336 KFileItemList DolphinView::selectedItems() const
 337 {
 338     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 339
 340     KFileItemList selectedItems;
 341     const auto items = selectionManager->selectedItems();
 342     selectedItems.reserve(items.count());
 343     for (int index : items) {
 344         selectedItems.append(m_model->fileItem(index));
 345     }
 346     return selectedItems;
 347 }
 348
 349 int DolphinView::selectedItemsCount() const
 350 {
 351     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 352     return selectionManager->selectedItems().count();
 353 }
 354
 355 void DolphinView::markUrlsAsSelected(const QList<QUrl>& urls)
 356 {
 357     m_selectedUrls = urls;
 358 }
 359
 360 void DolphinView::markUrlAsCurrent(const QUrl &url)
 361 {
 362     m_currentItemUrl = url;
 363     m_scrollToCurrentItem = true;
 364 }
 365
 366 void DolphinView::selectItems(const QRegExp& pattern, bool enabled)
 367 {
 368     const KItemListSelectionManager::SelectionMode mode = enabled
 369                                                         ? KItemListSelectionManager::Select
 370                                                         : KItemListSelectionManager::Deselect;
 371     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 372
 373     for (int index = 0; index < m_model->count(); index++) {
 374         const KFileItem item = m_model->fileItem(index);
 375         if (pattern.exactMatch(item.text())) {
 376             // An alternative approach would be to store the matching items in a KItemSet and
 377             // select them in one go after the loop, but we'd need a new function
 378             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 379             // for that.
 380             selectionManager->setSelected(index, 1, mode);
 381         }
 382     }
 383 }
 384
 385 void DolphinView::setZoomLevel(int level)
 386 {
 387     const int oldZoomLevel = zoomLevel();
 388     m_view->setZoomLevel(level);
 389     if (zoomLevel() != oldZoomLevel) {
 390         hideToolTip();
 391         emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
 392     }
 393 }
 394
 395 int DolphinView::zoomLevel() const
 396 {
 397     return m_view->zoomLevel();
 398 }
 399
 400 void DolphinView::setSortRole(const QByteArray& role)
 401 {
 402     if (role != sortRole()) {
 403         updateSortRole(role);
 404     }
 405 }
 406
 407 QByteArray DolphinView::sortRole() const
 408 {
 409     const KItemModelBase* model = m_container->controller()->model();
 410     return model->sortRole();
 411 }
 412
 413 void DolphinView::setSortOrder(Qt::SortOrder order)
 414 {
 415     if (sortOrder() != order) {
 416         updateSortOrder(order);
 417     }
 418 }
 419
 420 Qt::SortOrder DolphinView::sortOrder() const
 421 {
 422     return m_model->sortOrder();
 423 }
 424
 425 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 426 {
 427     if (sortFoldersFirst() != foldersFirst) {
 428         updateSortFoldersFirst(foldersFirst);
 429     }
 430 }
 431
 432 bool DolphinView::sortFoldersFirst() const
 433 {
 434     return m_model->sortDirectoriesFirst();
 435 }
 436
 437 void DolphinView::setVisibleRoles(const QList<QByteArray>& roles)
 438 {
 439     const QList<QByteArray> previousRoles = roles;
 440
 441     ViewProperties props(viewPropertiesUrl());
 442     props.setVisibleRoles(roles);
 443
 444     m_visibleRoles = roles;
 445     m_view->setVisibleRoles(roles);
 446
 447     emit visibleRolesChanged(m_visibleRoles, previousRoles);
 448 }
 449
 450 QList<QByteArray> DolphinView::visibleRoles() const
 451 {
 452     return m_visibleRoles;
 453 }
 454
 455 void DolphinView::reload()
 456 {
 457     QByteArray viewState;
 458     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 459     saveState(saveStream);
 460
 461     setUrl(url());
 462     loadDirectory(url(), true);
 463
 464     QDataStream restoreStream(viewState);
 465     restoreState(restoreStream);
 466 }
 467
 468 void DolphinView::readSettings()
 469 {
 470     const int oldZoomLevel = m_view->zoomLevel();
 471
 472     GeneralSettings::self()->load();
 473     m_view->readSettings();
 474     applyViewProperties();
 475
 476     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 477     m_container->controller()->setAutoActivationDelay(delay);
 478
 479     const int newZoomLevel = m_view->zoomLevel();
 480     if (newZoomLevel != oldZoomLevel) {
 481         emit zoomLevelChanged(newZoomLevel, oldZoomLevel);
 482     }
 483 }
 484
 485 void DolphinView::writeSettings()
 486 {
 487     GeneralSettings::self()->save();
 488     m_view->writeSettings();
 489 }
 490
 491 void DolphinView::setNameFilter(const QString& nameFilter)
 492 {
 493     m_model->setNameFilter(nameFilter);
 494 }
 495
 496 QString DolphinView::nameFilter() const
 497 {
 498     return m_model->nameFilter();
 499 }
 500
 501 void DolphinView::setMimeTypeFilters(const QStringList& filters)
 502 {
 503     return m_model->setMimeTypeFilters(filters);
 504 }
 505
 506 QStringList DolphinView::mimeTypeFilters() const
 507 {
 508     return m_model->mimeTypeFilters();
 509 }
 510
 511 QString DolphinView::statusBarText() const
 512 {
 513     QString summary;
 514     QString foldersText;
 515     QString filesText;
 516
 517     int folderCount = 0;
 518     int fileCount = 0;
 519     KIO::filesize_t totalFileSize = 0;
 520
 521     if (m_container->controller()->selectionManager()->hasSelection()) {
 522         // Give a summary of the status of the selected files
 523         const KFileItemList list = selectedItems();
 524         foreach (const KFileItem& item, list) {
 525             if (item.isDir()) {
 526                 ++folderCount;
 527             } else {
 528                 ++fileCount;
 529                 totalFileSize += item.size();
 530             }
 531         }
 532
 533         if (folderCount + fileCount == 1) {
 534             // If only one item is selected, show info about it
 535             return list.first().getStatusBarInfo();
 536         } else {
 537             // At least 2 items are selected
 538             foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 539             filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 540         }
 541     } else {
 542         calculateItemCount(fileCount, folderCount, totalFileSize);
 543         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 544         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 545     }
 546
 547     if (fileCount > 0 && folderCount > 0) {
 548         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)",
 549                         foldersText, filesText,
 550                         KFormat().formatByteSize(totalFileSize));
 551     } else if (fileCount > 0) {
 552         summary = i18nc("@info:status files (size)", "%1 (%2)",
 553                         filesText,
 554                         KFormat().formatByteSize(totalFileSize));
 555     } else if (folderCount > 0) {
 556         summary = foldersText;
 557     } else {
 558         summary = i18nc("@info:status", "0 Folders, 0 Files");
 559     }
 560
 561     return summary;
 562 }
 563
 564 QList<QAction*> DolphinView::versionControlActions(const KFileItemList& items) const
 565 {
 566     QList<QAction*> actions;
 567
 568     if (items.isEmpty()) {
 569         const KFileItem item = m_model->rootItem();
 570         if (!item.isNull()) {
 571             actions = m_versionControlObserver->actions(KFileItemList() << item);
 572         }
 573     } else {
 574         actions = m_versionControlObserver->actions(items);
 575     }
 576
 577     return actions;
 578 }
 579
 580 void DolphinView::setUrl(const QUrl& url)
 581 {
 582     if (url == m_url) {
 583         return;
 584     }
 585
 586     clearSelection();
 587
 588     m_url = url;
 589
 590     hideToolTip();
 591
 592     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
 593                this, &DolphinView::slotRoleEditingFinished);
 594
 595     // It is important to clear the items from the model before
 596     // applying the view properties, otherwise expensive operations
 597     // might be done on the existing items although they get cleared
 598     // anyhow afterwards by loadDirectory().
 599     m_model->clear();
 600     applyViewProperties();
 601     loadDirectory(url);
 602
 603     emit urlChanged(url);
 604 }
 605
 606 void DolphinView::selectAll()
 607 {
 608     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 609     selectionManager->setSelected(0, m_model->count());
 610 }
 611
 612 void DolphinView::invertSelection()
 613 {
 614     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 615     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 616 }
 617
 618 void DolphinView::clearSelection()
 619 {
 620     m_selectedUrls.clear();
 621     m_container->controller()->selectionManager()->clearSelection();
 622 }
 623
 624 void DolphinView::renameSelectedItems()
 625 {
 626     const KFileItemList items = selectedItems();
 627     if (items.isEmpty()) {
 628         return;
 629     }
 630
 631     if (items.count() == 1 && GeneralSettings::renameInline()) {
 632         const int index = m_model->index(items.first());
 633         m_view->editRole(index, "text");
 634
 635         hideToolTip();
 636
 637         connect(m_view, &DolphinItemListView::roleEditingFinished,
 638                 this, &DolphinView::slotRoleEditingFinished);
 639     } else {
 640         KIO::RenameFileDialog* dialog = new KIO::RenameFileDialog(items, this);
 641         connect(dialog, &KIO::RenameFileDialog::renamingFinished,
 642                 this, &DolphinView::slotRenameDialogRenamingFinished);
 643
 644         dialog->open();
 645     }
 646
 647     // Assure that the current index remains visible when KFileItemModel
 648     // will notify the view about changed items (which might result in
 649     // a changed sorting).
 650     m_assureVisibleCurrentIndex = true;
 651 }
 652
 653 void DolphinView::trashSelectedItems()
 654 {
 655     const QList<QUrl> list = simplifiedSelectedUrls();
 656     KIO::JobUiDelegate uiDelegate;
 657     uiDelegate.setWindow(window());
 658     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Trash, KIO::JobUiDelegate::DefaultConfirmation)) {
 659         KIO::Job* job = KIO::trash(list);
 660         KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Trash, list, QUrl(QStringLiteral("trash:/")), job);
 661         KJobWidgets::setWindow(job, this);
 662         connect(job, &KIO::Job::result,
 663                 this, &DolphinView::slotTrashFileFinished);
 664     }
 665 }
 666
 667 void DolphinView::deleteSelectedItems()
 668 {
 669     const QList<QUrl> list = simplifiedSelectedUrls();
 670
 671     KIO::JobUiDelegate uiDelegate;
 672     uiDelegate.setWindow(window());
 673     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Delete, KIO::JobUiDelegate::DefaultConfirmation)) {
 674         KIO::Job* job = KIO::del(list);
 675         KJobWidgets::setWindow(job, this);
 676         connect(job, &KIO::Job::result,
 677                 this, &DolphinView::slotDeleteFileFinished);
 678     }
 679 }
 680
 681 void DolphinView::cutSelectedItems()
 682 {
 683     QMimeData* mimeData = selectionMimeData();
 684     KIO::setClipboardDataCut(mimeData, true);
 685     QApplication::clipboard()->setMimeData(mimeData);
 686 }
 687
 688 void DolphinView::copySelectedItems()
 689 {
 690     QMimeData* mimeData = selectionMimeData();
 691     QApplication::clipboard()->setMimeData(mimeData);
 692 }
 693
 694 void DolphinView::paste()
 695 {
 696     pasteToUrl(url());
 697 }
 698
 699 void DolphinView::pasteIntoFolder()
 700 {
 701     const KFileItemList items = selectedItems();
 702     if ((items.count() == 1) && items.first().isDir()) {
 703         pasteToUrl(items.first().url());
 704     }
 705 }
 706
 707 void DolphinView::stopLoading()
 708 {
 709     m_model->cancelDirectoryLoading();
 710 }
 711
 712 void DolphinView::updatePalette()
 713 {
 714     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 715     if (!m_active) {
 716         color.setAlpha(150);
 717     }
 718
 719     QWidget* viewport = m_container->viewport();
 720     if (viewport) {
 721         QPalette palette;
 722         palette.setColor(viewport->backgroundRole(), color);
 723         viewport->setPalette(palette);
 724     }
 725
 726     update();
 727 }
 728
 729 void DolphinView::abortTwoClicksRenaming()
 730 {
 731     m_twoClicksRenamingItemUrl.clear();
 732     m_twoClicksRenamingTimer->stop();
 733 }
 734
 735 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 736 {
 737     switch (event->type()) {
 738     case QEvent::PaletteChange:
 739         updatePalette();
 740         QPixmapCache::clear();
 741         break;
 742
 743     case QEvent::WindowActivate:
 744     case QEvent::WindowDeactivate:
 745         updatePalette();
 746         break;
 747
 748     case QEvent::KeyPress:
 749         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 750         if (GeneralSettings::useTabForSwitchingSplitView()) {
 751             QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
 752             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 753                 emit toggleActiveViewRequested();
 754                 return true;
 755             }
 756         }
 757         break;
 758     case QEvent::FocusIn:
 759         if (watched == m_container) {
 760             setActive(true);
 761         }
 762         break;
 763
 764     case QEvent::GraphicsSceneDragEnter:
 765         if (watched == m_view) {
 766             m_dragging = true;
 767             abortTwoClicksRenaming();
 768         }
 769         break;
 770
 771     case QEvent::GraphicsSceneDragLeave:
 772         if (watched == m_view) {
 773             m_dragging = false;
 774         }
 775         break;
 776
 777     case QEvent::GraphicsSceneDrop:
 778         if (watched == m_view) {
 779             m_dragging = false;
 780         }
 781     default:
 782         break;
 783     }
 784
 785     return QWidget::eventFilter(watched, event);
 786 }
 787
 788 void DolphinView::wheelEvent(QWheelEvent* event)
 789 {
 790     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 791         const int numDegrees = event->delta() / 8;
 792         const int numSteps = numDegrees / 15;
 793
 794         setZoomLevel(zoomLevel() + numSteps);
 795         event->accept();
 796     } else {
 797         event->ignore();
 798     }
 799 }
 800
 801 void DolphinView::hideEvent(QHideEvent* event)
 802 {
 803     hideToolTip();
 804     QWidget::hideEvent(event);
 805 }
 806
 807 bool DolphinView::event(QEvent* event)
 808 {
 809     if (event->type() == QEvent::WindowDeactivate) {
 810         /* See Bug 297355
 811          * Dolphin leaves file preview tooltips open even when is not visible.
 812          *
 813          * Hide tool-tip when Dolphin loses focus.
 814          */
 815         hideToolTip();
 816         abortTwoClicksRenaming();
 817     }
 818
 819     return QWidget::event(event);
 820 }
 821
 822 void DolphinView::activate()
 823 {
 824     setActive(true);
 825 }
 826
 827 void DolphinView::slotItemActivated(int index)
 828 {
 829     abortTwoClicksRenaming();
 830
 831     const KFileItem item = m_model->fileItem(index);
 832     if (!item.isNull()) {
 833         emit itemActivated(item);
 834     }
 835 }
 836
 837 void DolphinView::slotItemsActivated(const KItemSet& indexes)
 838 {
 839     Q_ASSERT(indexes.count() >= 2);
 840
 841     abortTwoClicksRenaming();
 842
 843     if (indexes.count() > 5) {
 844         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
 845         const int answer = KMessageBox::warningYesNo(this, question);
 846         if (answer != KMessageBox::Yes) {
 847             return;
 848         }
 849     }
 850
 851     KFileItemList items;
 852     items.reserve(indexes.count());
 853
 854     for (int index : indexes) {
 855         KFileItem item = m_model->fileItem(index);
 856         const QUrl& url = openItemAsFolderUrl(item);
 857
 858         if (!url.isEmpty()) { // Open folders in new tabs
 859             emit tabRequested(url, DolphinTabWidget::AfterLastTab);
 860         } else {
 861             items.append(item);
 862         }
 863     }
 864
 865     if (items.count() == 1) {
 866         emit itemActivated(items.first());
 867     } else if (items.count() > 1) {
 868         emit itemsActivated(items);
 869     }
 870 }
 871
 872 void DolphinView::slotItemMiddleClicked(int index)
 873 {
 874     const KFileItem& item = m_model->fileItem(index);
 875     const QUrl& url = openItemAsFolderUrl(item);
 876     if (!url.isEmpty()) {
 877         emit tabRequested(url, DolphinTabWidget::AfterCurrentTab);
 878     } else if (isTabsForFilesEnabled()) {
 879         emit tabRequested(item.url(), DolphinTabWidget::AfterCurrentTab);
 880     }
 881 }
 882
 883 void DolphinView::slotItemContextMenuRequested(int index, const QPointF& pos)
 884 {
 885     // Force emit of a selection changed signal before we request the
 886     // context menu, to update the edit-actions first. (See Bug 294013)
 887     if (m_selectionChangedTimer->isActive()) {
 888         emitSelectionChangedSignal();
 889     }
 890
 891     const KFileItem item = m_model->fileItem(index);
 892     emit requestContextMenu(pos.toPoint(), item, url(), QList<QAction*>());
 893 }
 894
 895 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
 896 {
 897     emit requestContextMenu(pos.toPoint(), KFileItem(), url(), QList<QAction*>());
 898 }
 899
 900 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
 901 {
 902     ViewProperties props(viewPropertiesUrl());
 903
 904     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
 905
 906     KItemListView* view = m_container->controller()->view();
 907     const QSet<QByteArray> visibleRolesSet = view->visibleRoles().toSet();
 908
 909     bool indexingEnabled = false;
 910 #ifdef HAVE_BALOO
 911     Baloo::IndexerConfig config;
 912     indexingEnabled = config.fileIndexingEnabled();
 913 #endif
 914
 915     QString groupName;
 916     QMenu* groupMenu = nullptr;
 917
 918     // Add all roles to the menu that can be shown or hidden by the user
 919     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 920     foreach (const KFileItemModel::RoleInfo& info, rolesInfo) {
 921         if (info.role == "text") {
 922             // It should not be possible to hide the "text" role
 923             continue;
 924         }
 925
 926         const QString text = m_model->roleDescription(info.role);
 927         QAction* action = nullptr;
 928         if (info.group.isEmpty()) {
 929             action = menu->addAction(text);
 930         } else {
 931             if (!groupMenu || info.group != groupName) {
 932                 groupName = info.group;
 933                 groupMenu = menu->addMenu(groupName);
 934             }
 935
 936             action = groupMenu->addAction(text);
 937         }
 938
 939         action->setCheckable(true);
 940         action->setChecked(visibleRolesSet.contains(info.role));
 941         action->setData(info.role);
 942
 943         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
 944                             (info.requiresBaloo) ||
 945                             (info.requiresIndexer && indexingEnabled);
 946         action->setEnabled(enable);
 947     }
 948
 949     menu->addSeparator();
 950
 951     QActionGroup* widthsGroup = new QActionGroup(menu);
 952     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
 953
 954     QAction* autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
 955     autoAdjustWidthsAction->setCheckable(true);
 956     autoAdjustWidthsAction->setChecked(autoColumnWidths);
 957     autoAdjustWidthsAction->setActionGroup(widthsGroup);
 958
 959     QAction* customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
 960     customWidthsAction->setCheckable(true);
 961     customWidthsAction->setChecked(!autoColumnWidths);
 962     customWidthsAction->setActionGroup(widthsGroup);
 963
 964     QAction* action = menu->exec(pos.toPoint());
 965     if (menu && action) {
 966         KItemListHeader* header = view->header();
 967
 968         if (action == autoAdjustWidthsAction) {
 969             // Clear the column-widths from the viewproperties and turn on
 970             // the automatic resizing of the columns
 971             props.setHeaderColumnWidths(QList<int>());
 972             header->setAutomaticColumnResizing(true);
 973         } else if (action == customWidthsAction) {
 974             // Apply the current column-widths as custom column-widths and turn
 975             // off the automatic resizing of the columns
 976             QList<int> columnWidths;
 977             columnWidths.reserve(view->visibleRoles().count());
 978             foreach (const QByteArray& role, view->visibleRoles()) {
 979                 columnWidths.append(header->columnWidth(role));
 980             }
 981             props.setHeaderColumnWidths(columnWidths);
 982             header->setAutomaticColumnResizing(false);
 983         } else {
 984             // Show or hide the selected role
 985             const QByteArray selectedRole = action->data().toByteArray();
 986
 987             QList<QByteArray> visibleRoles = view->visibleRoles();
 988             if (action->isChecked()) {
 989                 visibleRoles.append(selectedRole);
 990             } else {
 991                 visibleRoles.removeOne(selectedRole);
 992             }
 993
 994             view->setVisibleRoles(visibleRoles);
 995             props.setVisibleRoles(visibleRoles);
 996
 997             QList<int> columnWidths;
 998             if (!header->automaticColumnResizing()) {
 999                 columnWidths.reserve(view->visibleRoles().count());
1000                 foreach (const QByteArray& role, view->visibleRoles()) {
1001                     columnWidths.append(header->columnWidth(role));
1002                 }
1003             }
1004             props.setHeaderColumnWidths(columnWidths);
1005         }
1006     }
1007
1008     delete menu;
1009 }
1010
1011 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray& role, qreal current)
1012 {
1013     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1014
1015     ViewProperties props(viewPropertiesUrl());
1016     QList<int> columnWidths = props.headerColumnWidths();
1017     if (columnWidths.count() != visibleRoles.count()) {
1018         columnWidths.clear();
1019         columnWidths.reserve(visibleRoles.count());
1020         const KItemListHeader* header = m_view->header();
1021         foreach (const QByteArray& role, visibleRoles) {
1022             const int width = header->columnWidth(role);
1023             columnWidths.append(width);
1024         }
1025     }
1026
1027     const int roleIndex = visibleRoles.indexOf(role);
1028     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1029     columnWidths[roleIndex] = current;
1030
1031     props.setHeaderColumnWidths(columnWidths);
1032 }
1033
1034 void DolphinView::slotItemHovered(int index)
1035 {
1036     const KFileItem item = m_model->fileItem(index);
1037
1038     if (GeneralSettings::showToolTips() && !m_dragging) {
1039         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1040         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1041         itemRect.moveTo(pos);
1042
1043 #ifdef HAVE_BALOO
1044         m_toolTipManager->showToolTip(item, itemRect, nativeParentWidget()->windowHandle());
1045 #endif
1046     }
1047
1048     emit requestItemInfo(item);
1049 }
1050
1051 void DolphinView::slotItemUnhovered(int index)
1052 {
1053     Q_UNUSED(index)
1054     hideToolTip();
1055     emit requestItemInfo(KFileItem());
1056 }
1057
1058 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
1059 {
1060     QUrl destUrl;
1061     KFileItem destItem = m_model->fileItem(index);
1062     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1063         // Use the URL of the view as drop target if the item is no directory
1064         // or desktop-file
1065         destItem = m_model->rootItem();
1066         destUrl = url();
1067     } else {
1068         // The item represents a directory or desktop-file
1069         destUrl = destItem.mostLocalUrl();
1070     }
1071
1072     QDropEvent dropEvent(event->pos().toPoint(),
1073                          event->possibleActions(),
1074                          event->mimeData(),
1075                          event->buttons(),
1076                          event->modifiers());
1077     dropUrls(destUrl, &dropEvent, this);
1078
1079     setActive(true);
1080 }
1081
1082 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1083 {
1084     KIO::DropJob* job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1085
1086     if (job) {
1087         connect(job, &KIO::DropJob::result, this, &DolphinView::slotPasteJobResult);
1088
1089         if (destUrl == url()) {
1090             // Mark the dropped urls as selected.
1091             m_clearSelectionBeforeSelectingNewItems = true;
1092             m_markFirstNewlySelectedItemAsCurrent = true;
1093             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1094         }
1095     }
1096 }
1097
1098 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
1099 {
1100     if (previous != nullptr) {
1101         Q_ASSERT(qobject_cast<KFileItemModel*>(previous));
1102         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(previous);
1103         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1104         m_versionControlObserver->setModel(nullptr);
1105     }
1106
1107     if (current) {
1108         Q_ASSERT(qobject_cast<KFileItemModel*>(current));
1109         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
1110         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1111         m_versionControlObserver->setModel(fileItemModel);
1112     }
1113 }
1114
1115 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1116 {
1117     Q_UNUSED(itemIndex)
1118
1119     hideToolTip();
1120
1121     if (buttons & Qt::BackButton) {
1122         emit goBackRequested();
1123     } else if (buttons & Qt::ForwardButton) {
1124         emit goForwardRequested();
1125     }
1126 }
1127
1128 void DolphinView::slotSelectedItemTextPressed(int index)
1129 {
1130     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1131         const KFileItem item = m_model->fileItem(index);
1132         const KFileItemListProperties capabilities(KFileItemList() << item);
1133         if (capabilities.supportsMoving()) {
1134             m_twoClicksRenamingItemUrl = item.url();
1135             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1136         }
1137     }
1138 }
1139
1140 void DolphinView::slotItemCreated(const QUrl& url)
1141 {
1142     if (m_markFirstNewlySelectedItemAsCurrent) {
1143         markUrlAsCurrent(url);
1144         m_markFirstNewlySelectedItemAsCurrent = false;
1145     }
1146     m_selectedUrls << url;
1147 }
1148
1149 void DolphinView::slotPasteJobResult(KJob *job)
1150 {
1151     if (job->error()) {
1152         emit errorMessage(job->errorString());
1153     }
1154     if (!m_selectedUrls.isEmpty()) {
1155         m_selectedUrls << KDirModel::simplifiedUrlList(m_selectedUrls);
1156     }
1157 }
1158
1159 void DolphinView::slotSelectionChanged(const KItemSet& current, const KItemSet& previous)
1160 {
1161     const int currentCount = current.count();
1162     const int previousCount = previous.count();
1163     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
1164                                        (currentCount >  0 && previousCount == 0);
1165
1166     // If nothing has been selected before and something got selected (or if something
1167     // was selected before and now nothing is selected) the selectionChangedSignal must
1168     // be emitted asynchronously as fast as possible to update the edit-actions.
1169     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1170     m_selectionChangedTimer->start();
1171 }
1172
1173 void DolphinView::emitSelectionChangedSignal()
1174 {
1175     m_selectionChangedTimer->stop();
1176     emit selectionChanged(selectedItems());
1177 }
1178
1179 void DolphinView::updateSortRole(const QByteArray& role)
1180 {
1181     ViewProperties props(viewPropertiesUrl());
1182     props.setSortRole(role);
1183
1184     KItemModelBase* model = m_container->controller()->model();
1185     model->setSortRole(role);
1186
1187     emit sortRoleChanged(role);
1188 }
1189
1190 void DolphinView::updateSortOrder(Qt::SortOrder order)
1191 {
1192     ViewProperties props(viewPropertiesUrl());
1193     props.setSortOrder(order);
1194
1195     m_model->setSortOrder(order);
1196
1197     emit sortOrderChanged(order);
1198 }
1199
1200 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1201 {
1202     ViewProperties props(viewPropertiesUrl());
1203     props.setSortFoldersFirst(foldersFirst);
1204
1205     m_model->setSortDirectoriesFirst(foldersFirst);
1206
1207     emit sortFoldersFirstChanged(foldersFirst);
1208 }
1209
1210 QPair<bool, QString> DolphinView::pasteInfo() const
1211 {
1212     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1213     QPair<bool, QString> info;
1214     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1215     return info;
1216 }
1217
1218 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1219 {
1220     m_tabsForFiles = tabsForFiles;
1221 }
1222
1223 bool DolphinView::isTabsForFilesEnabled() const
1224 {
1225     return m_tabsForFiles;
1226 }
1227
1228 bool DolphinView::itemsExpandable() const
1229 {
1230     return m_mode == DetailsView;
1231 }
1232
1233 void DolphinView::restoreState(QDataStream& stream)
1234 {
1235     // Read the version number of the view state and check if the version is supported.
1236     quint32 version = 0;
1237     stream >> version;
1238     if (version != 1) {
1239         // The version of the view state isn't supported, we can't restore it.
1240         return;
1241     }
1242
1243     // Restore the current item that had the keyboard focus
1244     stream >> m_currentItemUrl;
1245
1246     // Restore the previously selected items
1247     stream >> m_selectedUrls;
1248
1249     // Restore the view position
1250     stream >> m_restoredContentsPosition;
1251
1252     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1253     QSet<QUrl> urls;
1254     stream >> urls;
1255     m_model->restoreExpandedDirectories(urls);
1256 }
1257
1258 void DolphinView::saveState(QDataStream& stream)
1259 {
1260     stream << quint32(1); // View state version
1261
1262     // Save the current item that has the keyboard focus
1263     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1264     if (currentIndex != -1) {
1265         KFileItem item = m_model->fileItem(currentIndex);
1266         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1267         QUrl currentItemUrl = item.url();
1268         stream << currentItemUrl;
1269     } else {
1270         stream << QUrl();
1271     }
1272
1273     // Save the selected urls
1274     stream << selectedItems().urlList();
1275
1276     // Save view position
1277     const qreal x = m_container->horizontalScrollBar()->value();
1278     const qreal y = m_container->verticalScrollBar()->value();
1279     stream << QPoint(x, y);
1280
1281     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1282     stream << m_model->expandedDirectories();
1283 }
1284
1285 KFileItem DolphinView::rootItem() const
1286 {
1287     return m_model->rootItem();
1288 }
1289
1290 void DolphinView::setViewPropertiesContext(const QString& context)
1291 {
1292     m_viewPropertiesContext = context;
1293 }
1294
1295 QString DolphinView::viewPropertiesContext() const
1296 {
1297     return m_viewPropertiesContext;
1298 }
1299
1300 QUrl DolphinView::openItemAsFolderUrl(const KFileItem& item, const bool browseThroughArchives)
1301 {
1302     if (item.isNull()) {
1303         return QUrl();
1304     }
1305
1306     QUrl url = item.targetUrl();
1307
1308     if (item.isDir()) {
1309         return url;
1310     }
1311
1312     if (item.isMimeTypeKnown()) {
1313         const QString& mimetype = item.mimetype();
1314
1315         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1316             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1317             // zip:/<path>/ when clicking on a zip file, etc.
1318             // The .protocol file specifies the mimetype that the kioslave handles.
1319             // Note that we don't use mimetype inheritance since we don't want to
1320             // open OpenDocument files as zip folders...
1321             const QString& protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1322             if (!protocol.isEmpty()) {
1323                 url.setScheme(protocol);
1324                 return url;
1325             }
1326         }
1327
1328         if (mimetype == QLatin1String("application/x-desktop")) {
1329             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1330             KDesktopFile desktopFile(url.toLocalFile());
1331             if (desktopFile.hasLinkType()) {
1332                 const QString linkUrl = desktopFile.readUrl();
1333                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1334                     return QUrl::fromUserInput(linkUrl);
1335                 }
1336             }
1337         }
1338     }
1339
1340     return QUrl();
1341 }
1342
1343 void DolphinView::resetZoomLevel()
1344 {
1345     ViewModeSettings::ViewMode mode;
1346
1347     switch (m_mode) {
1348     case IconsView:     mode = ViewModeSettings::IconsMode;   break;
1349     case CompactView:   mode = ViewModeSettings::CompactMode; break;
1350     case DetailsView:   mode = ViewModeSettings::DetailsMode; break;
1351     }
1352     const ViewModeSettings settings(mode);
1353     const QSize iconSize = QSize(settings.iconSize(), settings.iconSize());
1354     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
1355 }
1356
1357 void DolphinView::observeCreatedItem(const QUrl& url)
1358 {
1359     if (m_active) {
1360         forceUrlsSelection(url, {url});
1361     }
1362 }
1363
1364 void DolphinView::slotDirectoryRedirection(const QUrl& oldUrl, const QUrl& newUrl)
1365 {
1366     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1367         emit redirection(oldUrl, newUrl);
1368         m_url = newUrl; // #186947
1369     }
1370 }
1371
1372 void DolphinView::updateViewState()
1373 {
1374     if (m_currentItemUrl != QUrl()) {
1375         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1376
1377         // if there is a selection already, leave it that way
1378         if (!selectionManager->hasSelection()) {
1379             const int currentIndex = m_model->index(m_currentItemUrl);
1380             if (currentIndex != -1) {
1381                 selectionManager->setCurrentItem(currentIndex);
1382
1383                 // scroll to current item and reset the state
1384                 if (m_scrollToCurrentItem) {
1385                     m_view->scrollToItem(currentIndex);
1386                     m_scrollToCurrentItem = false;
1387                 }
1388             } else {
1389                 selectionManager->setCurrentItem(0);
1390             }
1391         }
1392
1393         m_currentItemUrl = QUrl();
1394     }
1395
1396     if (!m_restoredContentsPosition.isNull()) {
1397         const int x = m_restoredContentsPosition.x();
1398         const int y = m_restoredContentsPosition.y();
1399         m_restoredContentsPosition = QPoint();
1400
1401         m_container->horizontalScrollBar()->setValue(x);
1402         m_container->verticalScrollBar()->setValue(y);
1403     }
1404
1405     if (!m_selectedUrls.isEmpty()) {
1406         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1407
1408         // if there is a selection already, leave it that way
1409         if (!selectionManager->hasSelection()) {
1410             if (m_clearSelectionBeforeSelectingNewItems) {
1411                 selectionManager->clearSelection();
1412                 m_clearSelectionBeforeSelectingNewItems = false;
1413             }
1414
1415             KItemSet selectedItems = selectionManager->selectedItems();
1416
1417             QList<QUrl>::iterator it = m_selectedUrls.begin();
1418             while (it != m_selectedUrls.end()) {
1419                 const int index = m_model->index(*it);
1420                 if (index >= 0) {
1421                     selectedItems.insert(index);
1422                     it = m_selectedUrls.erase(it);
1423                 } else {
1424                     ++it;
1425                 }
1426             }
1427
1428             selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1429             selectionManager->setSelectedItems(selectedItems);
1430         }
1431     }
1432 }
1433
1434 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1435 {
1436 #ifdef HAVE_BALOO
1437     if (GeneralSettings::showToolTips()) {
1438         m_toolTipManager->hideToolTip(behavior);
1439     }
1440 #endif
1441 }
1442
1443 void DolphinView::calculateItemCount(int& fileCount,
1444                                      int& folderCount,
1445                                      KIO::filesize_t& totalFileSize) const
1446 {
1447     const int itemCount = m_model->count();
1448     for (int i = 0; i < itemCount; ++i) {
1449         const KFileItem item = m_model->fileItem(i);
1450         if (item.isDir()) {
1451             ++folderCount;
1452         } else {
1453             ++fileCount;
1454             totalFileSize += item.size();
1455         }
1456     }
1457 }
1458
1459 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1460 {
1461     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1462
1463     // verify that only one item is selected
1464     if (selectionManager->selectedItems().count() == 1) {
1465         const int index = selectionManager->currentItem();
1466         const QUrl fileItemUrl = m_model->fileItem(index).url();
1467
1468         // check if the selected item was the same item that started the twoClicksRenaming
1469         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1470             renameSelectedItems();
1471         }
1472     }
1473 }
1474
1475 void DolphinView::slotTrashFileFinished(KJob* job)
1476 {
1477     if (job->error() == 0) {
1478         emit operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1479     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1480         emit errorMessage(job->errorString());
1481     }
1482 }
1483
1484 void DolphinView::slotDeleteFileFinished(KJob* job)
1485 {
1486     if (job->error() == 0) {
1487         emit operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1488     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1489         emit errorMessage(job->errorString());
1490     }
1491 }
1492
1493 void DolphinView::slotRenamingResult(KJob* job)
1494 {
1495     if (job->error()) {
1496         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1497         Q_ASSERT(copyJob);
1498         const QUrl newUrl = copyJob->destUrl();
1499         const int index = m_model->index(newUrl);
1500         if (index >= 0) {
1501             QHash<QByteArray, QVariant> data;
1502             const QUrl oldUrl = copyJob->srcUrls().at(0);
1503             data.insert("text", oldUrl.fileName());
1504             m_model->setData(index, data);
1505         }
1506     }
1507 }
1508
1509 void DolphinView::slotDirectoryLoadingStarted()
1510 {
1511     // Disable the writestate temporary until it can be determined in a fast way
1512     // in DolphinView::slotDirectoryLoadingCompleted()
1513     if (m_isFolderWritable) {
1514         m_isFolderWritable = false;
1515         emit writeStateChanged(m_isFolderWritable);
1516     }
1517
1518     emit directoryLoadingStarted();
1519 }
1520
1521 void DolphinView::slotDirectoryLoadingCompleted()
1522 {
1523     // Update the view-state. This has to be done asynchronously
1524     // because the view might not be in its final state yet.
1525     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1526
1527     emit directoryLoadingCompleted();
1528
1529     updateWritableState();
1530 }
1531
1532 void DolphinView::slotItemsChanged()
1533 {
1534     m_assureVisibleCurrentIndex = false;
1535 }
1536
1537 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1538 {
1539     Q_UNUSED(previous)
1540     Q_ASSERT(m_model->sortOrder() == current);
1541
1542     ViewProperties props(viewPropertiesUrl());
1543     props.setSortOrder(current);
1544
1545     emit sortOrderChanged(current);
1546 }
1547
1548 void DolphinView::slotSortRoleChangedByHeader(const QByteArray& current, const QByteArray& previous)
1549 {
1550     Q_UNUSED(previous)
1551     Q_ASSERT(m_model->sortRole() == current);
1552
1553     ViewProperties props(viewPropertiesUrl());
1554     props.setSortRole(current);
1555
1556     emit sortRoleChanged(current);
1557 }
1558
1559 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray>& current,
1560                                                   const QList<QByteArray>& previous)
1561 {
1562     Q_UNUSED(previous)
1563     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1564
1565     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1566
1567     m_visibleRoles = current;
1568
1569     ViewProperties props(viewPropertiesUrl());
1570     props.setVisibleRoles(m_visibleRoles);
1571
1572     emit visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1573 }
1574
1575 void DolphinView::slotRoleEditingCanceled()
1576 {
1577     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1578                this, &DolphinView::slotRoleEditingFinished);
1579 }
1580
1581 void DolphinView::slotRoleEditingFinished(int index, const QByteArray& role, const QVariant& value)
1582 {
1583     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1584                this, &DolphinView::slotRoleEditingFinished);
1585
1586     if (index < 0 || index >= m_model->count()) {
1587         return;
1588     }
1589
1590     if (role == "text") {
1591         const KFileItem oldItem = m_model->fileItem(index);
1592         const QString newName = value.toString();
1593         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1594             const QUrl oldUrl = oldItem.url();
1595
1596             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1597             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1598
1599 #ifndef Q_OS_WIN
1600             //Confirm hiding file/directory by renaming inline
1601             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1602                 KGuiItem yesGuiItem(KStandardGuiItem::yes());
1603                 yesGuiItem.setText(i18nc("@action:button", "Rename and Hide"));
1604
1605                 const auto code = KMessageBox::questionYesNo(this,
1606                                                              oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1607                                                                                      "Do you still want to rename it?")
1608                                                                               : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1609                                                                                      "Do you still want to rename it?"),
1610                                                              oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1611                                                              yesGuiItem,
1612                                                              KStandardGuiItem::cancel(),
1613                                                              QStringLiteral("ConfirmHide")
1614                                                             );
1615
1616                 if (code == KMessageBox::No) {
1617                    return;
1618                 }
1619             }
1620 #endif
1621
1622             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
1623             if (!newNameExistsAlready) {
1624                 // Only change the data in the model if no item with the new name
1625                 // is in the model yet. If there is an item with the new name
1626                 // already, calling KIO::CopyJob will open a dialog
1627                 // asking for a new name, and KFileItemModel will update the
1628                 // data when the dir lister signals that the file name has changed.
1629                 QHash<QByteArray, QVariant> data;
1630                 data.insert(role, value);
1631                 m_model->setData(index, data);
1632             }
1633
1634             KIO::Job * job = KIO::moveAs(oldUrl, newUrl);
1635             KJobWidgets::setWindow(job, this);
1636             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
1637             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
1638
1639             forceUrlsSelection(newUrl, {newUrl});
1640
1641             if (!newNameExistsAlready) {
1642                 // Only connect the result signal if there is no item with the new name
1643                 // in the model yet, see bug 328262.
1644                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
1645             }
1646         }
1647     }
1648 }
1649
1650 void DolphinView::loadDirectory(const QUrl& url, bool reload)
1651 {
1652     if (!url.isValid()) {
1653         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
1654         if (location.isEmpty()) {
1655             emit errorMessage(i18nc("@info:status", "The location is empty."));
1656         } else {
1657             emit errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1658         }
1659         return;
1660     }
1661
1662     if (reload) {
1663         m_model->refreshDirectory(url);
1664     } else {
1665         m_model->loadDirectory(url);
1666     }
1667 }
1668
1669 void DolphinView::applyViewProperties()
1670 {
1671     const ViewProperties props(viewPropertiesUrl());
1672     applyViewProperties(props);
1673 }
1674
1675 void DolphinView::applyViewProperties(const ViewProperties& props)
1676 {
1677     m_view->beginTransaction();
1678
1679     const Mode mode = props.viewMode();
1680     if (m_mode != mode) {
1681         const Mode previousMode = m_mode;
1682         m_mode = mode;
1683
1684         // Changing the mode might result in changing
1685         // the zoom level. Remember the old zoom level so
1686         // that zoomLevelChanged() can get emitted.
1687         const int oldZoomLevel = m_view->zoomLevel();
1688         applyModeToView();
1689
1690         emit modeChanged(m_mode, previousMode);
1691
1692         if (m_view->zoomLevel() != oldZoomLevel) {
1693             emit zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
1694         }
1695     }
1696
1697     const bool hiddenFilesShown = props.hiddenFilesShown();
1698     if (hiddenFilesShown != m_model->showHiddenFiles()) {
1699         m_model->setShowHiddenFiles(hiddenFilesShown);
1700         emit hiddenFilesShownChanged(hiddenFilesShown);
1701     }
1702
1703     const bool groupedSorting = props.groupedSorting();
1704     if (groupedSorting != m_model->groupedSorting()) {
1705         m_model->setGroupedSorting(groupedSorting);
1706         emit groupedSortingChanged(groupedSorting);
1707     }
1708
1709     const QByteArray sortRole = props.sortRole();
1710     if (sortRole != m_model->sortRole()) {
1711         m_model->setSortRole(sortRole);
1712         emit sortRoleChanged(sortRole);
1713     }
1714
1715     const Qt::SortOrder sortOrder = props.sortOrder();
1716     if (sortOrder != m_model->sortOrder()) {
1717         m_model->setSortOrder(sortOrder);
1718         emit sortOrderChanged(sortOrder);
1719     }
1720
1721     const bool sortFoldersFirst = props.sortFoldersFirst();
1722     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
1723         m_model->setSortDirectoriesFirst(sortFoldersFirst);
1724         emit sortFoldersFirstChanged(sortFoldersFirst);
1725     }
1726
1727     const QList<QByteArray> visibleRoles = props.visibleRoles();
1728     if (visibleRoles != m_visibleRoles) {
1729         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1730         m_visibleRoles = visibleRoles;
1731         m_view->setVisibleRoles(visibleRoles);
1732         emit visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1733     }
1734
1735     const bool previewsShown = props.previewsShown();
1736     if (previewsShown != m_view->previewsShown()) {
1737         const int oldZoomLevel = zoomLevel();
1738
1739         m_view->setPreviewsShown(previewsShown);
1740         emit previewsShownChanged(previewsShown);
1741
1742         // Changing the preview-state might result in a changed zoom-level
1743         if (oldZoomLevel != zoomLevel()) {
1744             emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
1745         }
1746     }
1747
1748     KItemListView* itemListView = m_container->controller()->view();
1749     if (itemListView->isHeaderVisible()) {
1750         KItemListHeader* header = itemListView->header();
1751         const QList<int> headerColumnWidths = props.headerColumnWidths();
1752         const int rolesCount = m_visibleRoles.count();
1753         if (headerColumnWidths.count() == rolesCount) {
1754             header->setAutomaticColumnResizing(false);
1755
1756             QHash<QByteArray, qreal> columnWidths;
1757             for (int i = 0; i < rolesCount; ++i) {
1758                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
1759             }
1760             header->setColumnWidths(columnWidths);
1761         } else {
1762             header->setAutomaticColumnResizing(true);
1763         }
1764     }
1765
1766     m_view->endTransaction();
1767 }
1768
1769 void DolphinView::applyModeToView()
1770 {
1771     switch (m_mode) {
1772     case IconsView:   m_view->setItemLayout(KFileItemListView::IconsLayout); break;
1773     case CompactView: m_view->setItemLayout(KFileItemListView::CompactLayout); break;
1774     case DetailsView: m_view->setItemLayout(KFileItemListView::DetailsLayout); break;
1775     default: Q_ASSERT(false); break;
1776     }
1777 }
1778
1779 void DolphinView::pasteToUrl(const QUrl& url)
1780 {
1781     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
1782     KJobWidgets::setWindow(job, this);
1783     m_clearSelectionBeforeSelectingNewItems = true;
1784     m_markFirstNewlySelectedItemAsCurrent = true;
1785     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
1786     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotPasteJobResult);
1787 }
1788
1789 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
1790 {
1791     QList<QUrl> urls;
1792
1793     const KFileItemList items = selectedItems();
1794     urls.reserve(items.count());
1795     foreach (const KFileItem& item, items) {
1796         urls.append(item.url());
1797     }
1798
1799     if (itemsExpandable()) {
1800         // TODO: Check if we still need KDirModel for this in KDE 5.0
1801         urls = KDirModel::simplifiedUrlList(urls);
1802     }
1803
1804     return urls;
1805 }
1806
1807 QMimeData* DolphinView::selectionMimeData() const
1808 {
1809     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1810     const KItemSet selectedIndexes = selectionManager->selectedItems();
1811
1812     return m_model->createMimeData(selectedIndexes);
1813 }
1814
1815 void DolphinView::updateWritableState()
1816 {
1817     const bool wasFolderWritable = m_isFolderWritable;
1818     m_isFolderWritable = false;
1819
1820     KFileItem item = m_model->rootItem();
1821     if (item.isNull()) {
1822         // Try to find out if the URL is writable even if the "root item" is
1823         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
1824         item = KFileItem(url());
1825         item.setDelayedMimeTypes(true);
1826     }
1827
1828     KFileItemListProperties capabilities(KFileItemList() << item);
1829     m_isFolderWritable = capabilities.supportsWriting();
1830
1831     if (m_isFolderWritable != wasFolderWritable) {
1832         emit writeStateChanged(m_isFolderWritable);
1833     }
1834 }
1835
1836 QUrl DolphinView::viewPropertiesUrl() const
1837 {
1838     if (m_viewPropertiesContext.isEmpty()) {
1839         return m_url;
1840     }
1841
1842     QUrl url;
1843     url.setScheme(m_url.scheme());
1844     url.setPath(m_viewPropertiesContext);
1845     return url;
1846 }
1847
1848 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl>& urls)
1849 {
1850     forceUrlsSelection(urls.first(), urls);
1851 }
1852
1853 void DolphinView::forceUrlsSelection(const QUrl& current, const QList<QUrl>& selected)
1854 {
1855     clearSelection();
1856     m_clearSelectionBeforeSelectingNewItems = true;
1857     markUrlAsCurrent(current);
1858     markUrlsAsSelected(selected);
1859 }