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 "renamedialog.h"
  35 #include "versioncontrol/versioncontrolobserver.h"
  36 #include "viewproperties.h"
  37 #include "views/tooltips/tooltipmanager.h"
  38 #include "zoomlevelinfo.h"
  39
  40 #ifdef HAVE_BALOO
  41 #include <Baloo/IndexerConfig>
  42 #endif
  43 #include <KColorScheme>
  44 #include <KDesktopFile>
  45 #include <KDirModel>
  46 #include <KFileItemListProperties>
  47 #include <KFormat>
  48 #include <KIO/CopyJob>
  49 #include <KIO/DeleteJob>
  50 #include <KIO/DropJob>
  51 #include <KIO/JobUiDelegate>
  52 #include <KIO/Paste>
  53 #include <KIO/PasteJob>
  54 #include <KIO/PreviewJob>
  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         RenameDialog* dialog = new RenameDialog(this, items);
 641         connect(dialog, &RenameDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 642
 643         dialog->open();
 644     }
 645
 646     // Assure that the current index remains visible when KFileItemModel
 647     // will notify the view about changed items (which might result in
 648     // a changed sorting).
 649     m_assureVisibleCurrentIndex = true;
 650 }
 651
 652 void DolphinView::trashSelectedItems()
 653 {
 654     const QList<QUrl> list = simplifiedSelectedUrls();
 655     KIO::JobUiDelegate uiDelegate;
 656     uiDelegate.setWindow(window());
 657     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Trash, KIO::JobUiDelegate::DefaultConfirmation)) {
 658         KIO::Job* job = KIO::trash(list);
 659         KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Trash, list, QUrl(QStringLiteral("trash:/")), job);
 660         KJobWidgets::setWindow(job, this);
 661         connect(job, &KIO::Job::result,
 662                 this, &DolphinView::slotTrashFileFinished);
 663     }
 664 }
 665
 666 void DolphinView::deleteSelectedItems()
 667 {
 668     const QList<QUrl> list = simplifiedSelectedUrls();
 669
 670     KIO::JobUiDelegate uiDelegate;
 671     uiDelegate.setWindow(window());
 672     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Delete, KIO::JobUiDelegate::DefaultConfirmation)) {
 673         KIO::Job* job = KIO::del(list);
 674         KJobWidgets::setWindow(job, this);
 675         connect(job, &KIO::Job::result,
 676                 this, &DolphinView::slotDeleteFileFinished);
 677     }
 678 }
 679
 680 void DolphinView::cutSelectedItems()
 681 {
 682     QMimeData* mimeData = selectionMimeData();
 683     KIO::setClipboardDataCut(mimeData, true);
 684     QApplication::clipboard()->setMimeData(mimeData);
 685 }
 686
 687 void DolphinView::copySelectedItems()
 688 {
 689     QMimeData* mimeData = selectionMimeData();
 690     QApplication::clipboard()->setMimeData(mimeData);
 691 }
 692
 693 void DolphinView::paste()
 694 {
 695     pasteToUrl(url());
 696 }
 697
 698 void DolphinView::pasteIntoFolder()
 699 {
 700     const KFileItemList items = selectedItems();
 701     if ((items.count() == 1) && items.first().isDir()) {
 702         pasteToUrl(items.first().url());
 703     }
 704 }
 705
 706 void DolphinView::stopLoading()
 707 {
 708     m_model->cancelDirectoryLoading();
 709 }
 710
 711 void DolphinView::updatePalette()
 712 {
 713     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 714     if (!m_active) {
 715         color.setAlpha(150);
 716     }
 717
 718     QWidget* viewport = m_container->viewport();
 719     if (viewport) {
 720         QPalette palette;
 721         palette.setColor(viewport->backgroundRole(), color);
 722         viewport->setPalette(palette);
 723     }
 724
 725     update();
 726 }
 727
 728 void DolphinView::abortTwoClicksRenaming()
 729 {
 730     m_twoClicksRenamingItemUrl.clear();
 731     m_twoClicksRenamingTimer->stop();
 732 }
 733
 734 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 735 {
 736     switch (event->type()) {
 737     case QEvent::PaletteChange:
 738         updatePalette();
 739         QPixmapCache::clear();
 740         break;
 741
 742     case QEvent::WindowActivate:
 743     case QEvent::WindowDeactivate:
 744         updatePalette();
 745         break;
 746
 747     case QEvent::KeyPress:
 748         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 749         if (GeneralSettings::useTabForSwitchingSplitView()) {
 750             QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
 751             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 752                 emit toggleActiveViewRequested();
 753                 return true;
 754             }
 755         }
 756         break;
 757     case QEvent::FocusIn:
 758         if (watched == m_container) {
 759             setActive(true);
 760         }
 761         break;
 762
 763     case QEvent::GraphicsSceneDragEnter:
 764         if (watched == m_view) {
 765             m_dragging = true;
 766             abortTwoClicksRenaming();
 767         }
 768         break;
 769
 770     case QEvent::GraphicsSceneDragLeave:
 771         if (watched == m_view) {
 772             m_dragging = false;
 773         }
 774         break;
 775
 776     case QEvent::GraphicsSceneDrop:
 777         if (watched == m_view) {
 778             m_dragging = false;
 779         }
 780     default:
 781         break;
 782     }
 783
 784     return QWidget::eventFilter(watched, event);
 785 }
 786
 787 void DolphinView::wheelEvent(QWheelEvent* event)
 788 {
 789     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 790         const int numDegrees = event->delta() / 8;
 791         const int numSteps = numDegrees / 15;
 792
 793         setZoomLevel(zoomLevel() + numSteps);
 794         event->accept();
 795     } else {
 796         event->ignore();
 797     }
 798 }
 799
 800 void DolphinView::hideEvent(QHideEvent* event)
 801 {
 802     hideToolTip();
 803     QWidget::hideEvent(event);
 804 }
 805
 806 bool DolphinView::event(QEvent* event)
 807 {
 808     if (event->type() == QEvent::WindowDeactivate) {
 809         /* See Bug 297355
 810          * Dolphin leaves file preview tooltips open even when is not visible.
 811          *
 812          * Hide tool-tip when Dolphin loses focus.
 813          */
 814         hideToolTip();
 815         abortTwoClicksRenaming();
 816     }
 817
 818     return QWidget::event(event);
 819 }
 820
 821 void DolphinView::activate()
 822 {
 823     setActive(true);
 824 }
 825
 826 void DolphinView::slotItemActivated(int index)
 827 {
 828     abortTwoClicksRenaming();
 829
 830     const KFileItem item = m_model->fileItem(index);
 831     if (!item.isNull()) {
 832         emit itemActivated(item);
 833     }
 834 }
 835
 836 void DolphinView::slotItemsActivated(const KItemSet& indexes)
 837 {
 838     Q_ASSERT(indexes.count() >= 2);
 839
 840     abortTwoClicksRenaming();
 841
 842     if (indexes.count() > 5) {
 843         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
 844         const int answer = KMessageBox::warningYesNo(this, question);
 845         if (answer != KMessageBox::Yes) {
 846             return;
 847         }
 848     }
 849
 850     KFileItemList items;
 851     items.reserve(indexes.count());
 852
 853     for (int index : indexes) {
 854         KFileItem item = m_model->fileItem(index);
 855         const QUrl& url = openItemAsFolderUrl(item);
 856
 857         if (!url.isEmpty()) { // Open folders in new tabs
 858             emit tabRequested(url, DolphinTabWidget::AfterLastTab);
 859         } else {
 860             items.append(item);
 861         }
 862     }
 863
 864     if (items.count() == 1) {
 865         emit itemActivated(items.first());
 866     } else if (items.count() > 1) {
 867         emit itemsActivated(items);
 868     }
 869 }
 870
 871 void DolphinView::slotItemMiddleClicked(int index)
 872 {
 873     const KFileItem& item = m_model->fileItem(index);
 874     const QUrl& url = openItemAsFolderUrl(item);
 875     if (!url.isEmpty()) {
 876         emit tabRequested(url, DolphinTabWidget::AfterCurrentTab);
 877     } else if (isTabsForFilesEnabled()) {
 878         emit tabRequested(item.url(), DolphinTabWidget::AfterCurrentTab);
 879     }
 880 }
 881
 882 void DolphinView::slotItemContextMenuRequested(int index, const QPointF& pos)
 883 {
 884     // Force emit of a selection changed signal before we request the
 885     // context menu, to update the edit-actions first. (See Bug 294013)
 886     if (m_selectionChangedTimer->isActive()) {
 887         emitSelectionChangedSignal();
 888     }
 889
 890     const KFileItem item = m_model->fileItem(index);
 891     emit requestContextMenu(pos.toPoint(), item, url(), QList<QAction*>());
 892 }
 893
 894 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
 895 {
 896     emit requestContextMenu(pos.toPoint(), KFileItem(), url(), QList<QAction*>());
 897 }
 898
 899 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
 900 {
 901     ViewProperties props(viewPropertiesUrl());
 902
 903     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
 904
 905     KItemListView* view = m_container->controller()->view();
 906     const QSet<QByteArray> visibleRolesSet = view->visibleRoles().toSet();
 907
 908     bool indexingEnabled = false;
 909 #ifdef HAVE_BALOO
 910     Baloo::IndexerConfig config;
 911     indexingEnabled = config.fileIndexingEnabled();
 912 #endif
 913
 914     QString groupName;
 915     QMenu* groupMenu = nullptr;
 916
 917     // Add all roles to the menu that can be shown or hidden by the user
 918     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 919     foreach (const KFileItemModel::RoleInfo& info, rolesInfo) {
 920         if (info.role == "text") {
 921             // It should not be possible to hide the "text" role
 922             continue;
 923         }
 924
 925         const QString text = m_model->roleDescription(info.role);
 926         QAction* action = nullptr;
 927         if (info.group.isEmpty()) {
 928             action = menu->addAction(text);
 929         } else {
 930             if (!groupMenu || info.group != groupName) {
 931                 groupName = info.group;
 932                 groupMenu = menu->addMenu(groupName);
 933             }
 934
 935             action = groupMenu->addAction(text);
 936         }
 937
 938         action->setCheckable(true);
 939         action->setChecked(visibleRolesSet.contains(info.role));
 940         action->setData(info.role);
 941
 942         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
 943                             (info.requiresBaloo) ||
 944                             (info.requiresIndexer && indexingEnabled);
 945         action->setEnabled(enable);
 946     }
 947
 948     menu->addSeparator();
 949
 950     QActionGroup* widthsGroup = new QActionGroup(menu);
 951     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
 952
 953     QAction* autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
 954     autoAdjustWidthsAction->setCheckable(true);
 955     autoAdjustWidthsAction->setChecked(autoColumnWidths);
 956     autoAdjustWidthsAction->setActionGroup(widthsGroup);
 957
 958     QAction* customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
 959     customWidthsAction->setCheckable(true);
 960     customWidthsAction->setChecked(!autoColumnWidths);
 961     customWidthsAction->setActionGroup(widthsGroup);
 962
 963     QAction* action = menu->exec(pos.toPoint());
 964     if (menu && action) {
 965         KItemListHeader* header = view->header();
 966
 967         if (action == autoAdjustWidthsAction) {
 968             // Clear the column-widths from the viewproperties and turn on
 969             // the automatic resizing of the columns
 970             props.setHeaderColumnWidths(QList<int>());
 971             header->setAutomaticColumnResizing(true);
 972         } else if (action == customWidthsAction) {
 973             // Apply the current column-widths as custom column-widths and turn
 974             // off the automatic resizing of the columns
 975             QList<int> columnWidths;
 976             columnWidths.reserve(view->visibleRoles().count());
 977             foreach (const QByteArray& role, view->visibleRoles()) {
 978                 columnWidths.append(header->columnWidth(role));
 979             }
 980             props.setHeaderColumnWidths(columnWidths);
 981             header->setAutomaticColumnResizing(false);
 982         } else {
 983             // Show or hide the selected role
 984             const QByteArray selectedRole = action->data().toByteArray();
 985
 986             QList<QByteArray> visibleRoles = view->visibleRoles();
 987             if (action->isChecked()) {
 988                 visibleRoles.append(selectedRole);
 989             } else {
 990                 visibleRoles.removeOne(selectedRole);
 991             }
 992
 993             view->setVisibleRoles(visibleRoles);
 994             props.setVisibleRoles(visibleRoles);
 995
 996             QList<int> columnWidths;
 997             if (!header->automaticColumnResizing()) {
 998                 columnWidths.reserve(view->visibleRoles().count());
 999                 foreach (const QByteArray& role, view->visibleRoles()) {
1000                     columnWidths.append(header->columnWidth(role));
1001                 }
1002             }
1003             props.setHeaderColumnWidths(columnWidths);
1004         }
1005     }
1006
1007     delete menu;
1008 }
1009
1010 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray& role, qreal current)
1011 {
1012     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1013
1014     ViewProperties props(viewPropertiesUrl());
1015     QList<int> columnWidths = props.headerColumnWidths();
1016     if (columnWidths.count() != visibleRoles.count()) {
1017         columnWidths.clear();
1018         columnWidths.reserve(visibleRoles.count());
1019         const KItemListHeader* header = m_view->header();
1020         foreach (const QByteArray& role, visibleRoles) {
1021             const int width = header->columnWidth(role);
1022             columnWidths.append(width);
1023         }
1024     }
1025
1026     const int roleIndex = visibleRoles.indexOf(role);
1027     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1028     columnWidths[roleIndex] = current;
1029
1030     props.setHeaderColumnWidths(columnWidths);
1031 }
1032
1033 void DolphinView::slotItemHovered(int index)
1034 {
1035     const KFileItem item = m_model->fileItem(index);
1036
1037     if (GeneralSettings::showToolTips() && !m_dragging) {
1038         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1039         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1040         itemRect.moveTo(pos);
1041
1042 #ifdef HAVE_BALOO
1043         m_toolTipManager->showToolTip(item, itemRect, nativeParentWidget()->windowHandle());
1044 #endif
1045     }
1046
1047     emit requestItemInfo(item);
1048 }
1049
1050 void DolphinView::slotItemUnhovered(int index)
1051 {
1052     Q_UNUSED(index);
1053     hideToolTip();
1054     emit requestItemInfo(KFileItem());
1055 }
1056
1057 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
1058 {
1059     QUrl destUrl;
1060     KFileItem destItem = m_model->fileItem(index);
1061     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1062         // Use the URL of the view as drop target if the item is no directory
1063         // or desktop-file
1064         destItem = m_model->rootItem();
1065         destUrl = url();
1066     } else {
1067         // The item represents a directory or desktop-file
1068         destUrl = destItem.mostLocalUrl();
1069     }
1070
1071     QDropEvent dropEvent(event->pos().toPoint(),
1072                          event->possibleActions(),
1073                          event->mimeData(),
1074                          event->buttons(),
1075                          event->modifiers());
1076     dropUrls(destUrl, &dropEvent, this);
1077
1078     setActive(true);
1079 }
1080
1081 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1082 {
1083     KIO::DropJob* job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1084
1085     if (job) {
1086         connect(job, &KIO::DropJob::result, this, &DolphinView::slotPasteJobResult);
1087
1088         if (destUrl == url()) {
1089             // Mark the dropped urls as selected.
1090             m_clearSelectionBeforeSelectingNewItems = true;
1091             m_markFirstNewlySelectedItemAsCurrent = true;
1092             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1093         }
1094     }
1095 }
1096
1097 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
1098 {
1099     if (previous != nullptr) {
1100         Q_ASSERT(qobject_cast<KFileItemModel*>(previous));
1101         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(previous);
1102         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1103         m_versionControlObserver->setModel(nullptr);
1104     }
1105
1106     if (current) {
1107         Q_ASSERT(qobject_cast<KFileItemModel*>(current));
1108         KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
1109         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1110         m_versionControlObserver->setModel(fileItemModel);
1111     }
1112 }
1113
1114 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1115 {
1116     Q_UNUSED(itemIndex);
1117
1118     hideToolTip();
1119
1120     if (buttons & Qt::BackButton) {
1121         emit goBackRequested();
1122     } else if (buttons & Qt::ForwardButton) {
1123         emit goForwardRequested();
1124     }
1125 }
1126
1127 void DolphinView::slotSelectedItemTextPressed(int index)
1128 {
1129     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1130         const KFileItem item = m_model->fileItem(index);
1131         const KFileItemListProperties capabilities(KFileItemList() << item);
1132         if (capabilities.supportsMoving()) {
1133             m_twoClicksRenamingItemUrl = item.url();
1134             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1135         }
1136     }
1137 }
1138
1139 void DolphinView::slotItemCreated(const QUrl& url)
1140 {
1141     if (m_markFirstNewlySelectedItemAsCurrent) {
1142         markUrlAsCurrent(url);
1143         m_markFirstNewlySelectedItemAsCurrent = false;
1144     }
1145     m_selectedUrls << url;
1146 }
1147
1148 void DolphinView::slotPasteJobResult(KJob *job)
1149 {
1150     if (job->error()) {
1151         emit errorMessage(job->errorString());
1152     }
1153     if (!m_selectedUrls.isEmpty()) {
1154         m_selectedUrls << KDirModel::simplifiedUrlList(m_selectedUrls);
1155     }
1156 }
1157
1158 void DolphinView::slotSelectionChanged(const KItemSet& current, const KItemSet& previous)
1159 {
1160     const int currentCount = current.count();
1161     const int previousCount = previous.count();
1162     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
1163                                        (currentCount >  0 && previousCount == 0);
1164
1165     // If nothing has been selected before and something got selected (or if something
1166     // was selected before and now nothing is selected) the selectionChangedSignal must
1167     // be emitted asynchronously as fast as possible to update the edit-actions.
1168     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1169     m_selectionChangedTimer->start();
1170 }
1171
1172 void DolphinView::emitSelectionChangedSignal()
1173 {
1174     m_selectionChangedTimer->stop();
1175     emit selectionChanged(selectedItems());
1176 }
1177
1178 void DolphinView::updateSortRole(const QByteArray& role)
1179 {
1180     ViewProperties props(viewPropertiesUrl());
1181     props.setSortRole(role);
1182
1183     KItemModelBase* model = m_container->controller()->model();
1184     model->setSortRole(role);
1185
1186     emit sortRoleChanged(role);
1187 }
1188
1189 void DolphinView::updateSortOrder(Qt::SortOrder order)
1190 {
1191     ViewProperties props(viewPropertiesUrl());
1192     props.setSortOrder(order);
1193
1194     m_model->setSortOrder(order);
1195
1196     emit sortOrderChanged(order);
1197 }
1198
1199 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1200 {
1201     ViewProperties props(viewPropertiesUrl());
1202     props.setSortFoldersFirst(foldersFirst);
1203
1204     m_model->setSortDirectoriesFirst(foldersFirst);
1205
1206     emit sortFoldersFirstChanged(foldersFirst);
1207 }
1208
1209 QPair<bool, QString> DolphinView::pasteInfo() const
1210 {
1211     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1212     QPair<bool, QString> info;
1213     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1214     return info;
1215 }
1216
1217 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1218 {
1219     m_tabsForFiles = tabsForFiles;
1220 }
1221
1222 bool DolphinView::isTabsForFilesEnabled() const
1223 {
1224     return m_tabsForFiles;
1225 }
1226
1227 bool DolphinView::itemsExpandable() const
1228 {
1229     return m_mode == DetailsView;
1230 }
1231
1232 void DolphinView::restoreState(QDataStream& stream)
1233 {
1234     // Read the version number of the view state and check if the version is supported.
1235     quint32 version = 0;
1236     stream >> version;
1237     if (version != 1) {
1238         // The version of the view state isn't supported, we can't restore it.
1239         return;
1240     }
1241
1242     // Restore the current item that had the keyboard focus
1243     stream >> m_currentItemUrl;
1244
1245     // Restore the previously selected items
1246     stream >> m_selectedUrls;
1247
1248     // Restore the view position
1249     stream >> m_restoredContentsPosition;
1250
1251     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1252     QSet<QUrl> urls;
1253     stream >> urls;
1254     m_model->restoreExpandedDirectories(urls);
1255 }
1256
1257 void DolphinView::saveState(QDataStream& stream)
1258 {
1259     stream << quint32(1); // View state version
1260
1261     // Save the current item that has the keyboard focus
1262     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1263     if (currentIndex != -1) {
1264         KFileItem item = m_model->fileItem(currentIndex);
1265         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1266         QUrl currentItemUrl = item.url();
1267         stream << currentItemUrl;
1268     } else {
1269         stream << QUrl();
1270     }
1271
1272     // Save the selected urls
1273     stream << selectedItems().urlList();
1274
1275     // Save view position
1276     const qreal x = m_container->horizontalScrollBar()->value();
1277     const qreal y = m_container->verticalScrollBar()->value();
1278     stream << QPoint(x, y);
1279
1280     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1281     stream << m_model->expandedDirectories();
1282 }
1283
1284 KFileItem DolphinView::rootItem() const
1285 {
1286     return m_model->rootItem();
1287 }
1288
1289 void DolphinView::setViewPropertiesContext(const QString& context)
1290 {
1291     m_viewPropertiesContext = context;
1292 }
1293
1294 QString DolphinView::viewPropertiesContext() const
1295 {
1296     return m_viewPropertiesContext;
1297 }
1298
1299 QUrl DolphinView::openItemAsFolderUrl(const KFileItem& item, const bool browseThroughArchives)
1300 {
1301     if (item.isNull()) {
1302         return QUrl();
1303     }
1304
1305     QUrl url = item.targetUrl();
1306
1307     if (item.isDir()) {
1308         return url;
1309     }
1310
1311     if (item.isMimeTypeKnown()) {
1312         const QString& mimetype = item.mimetype();
1313
1314         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1315             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1316             // zip:/<path>/ when clicking on a zip file, etc.
1317             // The .protocol file specifies the mimetype that the kioslave handles.
1318             // Note that we don't use mimetype inheritance since we don't want to
1319             // open OpenDocument files as zip folders...
1320             const QString& protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1321             if (!protocol.isEmpty()) {
1322                 url.setScheme(protocol);
1323                 return url;
1324             }
1325         }
1326
1327         if (mimetype == QLatin1String("application/x-desktop")) {
1328             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1329             KDesktopFile desktopFile(url.toLocalFile());
1330             if (desktopFile.hasLinkType()) {
1331                 const QString linkUrl = desktopFile.readUrl();
1332                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1333                     return QUrl::fromUserInput(linkUrl);
1334                 }
1335             }
1336         }
1337     }
1338
1339     return QUrl();
1340 }
1341
1342 void DolphinView::resetZoomLevel()
1343 {
1344     ViewModeSettings::ViewMode mode;
1345
1346     switch (m_mode) {
1347     case IconsView:     mode = ViewModeSettings::IconsMode;   break;
1348     case CompactView:   mode = ViewModeSettings::CompactMode; break;
1349     case DetailsView:   mode = ViewModeSettings::DetailsMode; break;
1350     }
1351     const ViewModeSettings settings(mode);
1352     const QSize iconSize = QSize(settings.iconSize(), settings.iconSize());
1353     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
1354 }
1355
1356 void DolphinView::observeCreatedItem(const QUrl& url)
1357 {
1358     if (m_active) {
1359         forceUrlsSelection(url, {url});
1360     }
1361 }
1362
1363 void DolphinView::slotDirectoryRedirection(const QUrl& oldUrl, const QUrl& newUrl)
1364 {
1365     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1366         emit redirection(oldUrl, newUrl);
1367         m_url = newUrl; // #186947
1368     }
1369 }
1370
1371 void DolphinView::updateViewState()
1372 {
1373     if (m_currentItemUrl != QUrl()) {
1374         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1375
1376         // if there is a selection already, leave it that way
1377         if (!selectionManager->hasSelection()) {
1378             const int currentIndex = m_model->index(m_currentItemUrl);
1379             if (currentIndex != -1) {
1380                 selectionManager->setCurrentItem(currentIndex);
1381
1382                 // scroll to current item and reset the state
1383                 if (m_scrollToCurrentItem) {
1384                     m_view->scrollToItem(currentIndex);
1385                     m_scrollToCurrentItem = false;
1386                 }
1387             } else {
1388                 selectionManager->setCurrentItem(0);
1389             }
1390         }
1391
1392         m_currentItemUrl = QUrl();
1393     }
1394
1395     if (!m_restoredContentsPosition.isNull()) {
1396         const int x = m_restoredContentsPosition.x();
1397         const int y = m_restoredContentsPosition.y();
1398         m_restoredContentsPosition = QPoint();
1399
1400         m_container->horizontalScrollBar()->setValue(x);
1401         m_container->verticalScrollBar()->setValue(y);
1402     }
1403
1404     if (!m_selectedUrls.isEmpty()) {
1405         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1406
1407         // if there is a selection already, leave it that way
1408         if (!selectionManager->hasSelection()) {
1409             if (m_clearSelectionBeforeSelectingNewItems) {
1410                 selectionManager->clearSelection();
1411                 m_clearSelectionBeforeSelectingNewItems = false;
1412             }
1413
1414             KItemSet selectedItems = selectionManager->selectedItems();
1415
1416             QList<QUrl>::iterator it = m_selectedUrls.begin();
1417             while (it != m_selectedUrls.end()) {
1418                 const int index = m_model->index(*it);
1419                 if (index >= 0) {
1420                     selectedItems.insert(index);
1421                     it = m_selectedUrls.erase(it);
1422                 } else {
1423                     ++it;
1424                 }
1425             }
1426
1427             selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1428             selectionManager->setSelectedItems(selectedItems);
1429         }
1430     }
1431 }
1432
1433 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1434 {
1435 #ifdef HAVE_BALOO
1436     if (GeneralSettings::showToolTips()) {
1437         m_toolTipManager->hideToolTip(behavior);
1438     }
1439 #endif
1440 }
1441
1442 void DolphinView::calculateItemCount(int& fileCount,
1443                                      int& folderCount,
1444                                      KIO::filesize_t& totalFileSize) const
1445 {
1446     const int itemCount = m_model->count();
1447     for (int i = 0; i < itemCount; ++i) {
1448         const KFileItem item = m_model->fileItem(i);
1449         if (item.isDir()) {
1450             ++folderCount;
1451         } else {
1452             ++fileCount;
1453             totalFileSize += item.size();
1454         }
1455     }
1456 }
1457
1458 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1459 {
1460     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1461
1462     // verify that only one item is selected
1463     if (selectionManager->selectedItems().count() == 1) {
1464         const int index = selectionManager->currentItem();
1465         const QUrl fileItemUrl = m_model->fileItem(index).url();
1466
1467         // check if the selected item was the same item that started the twoClicksRenaming
1468         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1469             renameSelectedItems();
1470         }
1471     }
1472 }
1473
1474 void DolphinView::slotTrashFileFinished(KJob* job)
1475 {
1476     if (job->error() == 0) {
1477         emit operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1478     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1479         emit errorMessage(job->errorString());
1480     }
1481 }
1482
1483 void DolphinView::slotDeleteFileFinished(KJob* job)
1484 {
1485     if (job->error() == 0) {
1486         emit operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1487     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1488         emit errorMessage(job->errorString());
1489     }
1490 }
1491
1492 void DolphinView::slotRenamingResult(KJob* job)
1493 {
1494     if (job->error()) {
1495         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1496         Q_ASSERT(copyJob);
1497         const QUrl newUrl = copyJob->destUrl();
1498         const int index = m_model->index(newUrl);
1499         if (index >= 0) {
1500             QHash<QByteArray, QVariant> data;
1501             const QUrl oldUrl = copyJob->srcUrls().at(0);
1502             data.insert("text", oldUrl.fileName());
1503             m_model->setData(index, data);
1504         }
1505     }
1506 }
1507
1508 void DolphinView::slotDirectoryLoadingStarted()
1509 {
1510     // Disable the writestate temporary until it can be determined in a fast way
1511     // in DolphinView::slotDirectoryLoadingCompleted()
1512     if (m_isFolderWritable) {
1513         m_isFolderWritable = false;
1514         emit writeStateChanged(m_isFolderWritable);
1515     }
1516
1517     emit directoryLoadingStarted();
1518 }
1519
1520 void DolphinView::slotDirectoryLoadingCompleted()
1521 {
1522     // Update the view-state. This has to be done asynchronously
1523     // because the view might not be in its final state yet.
1524     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1525
1526     emit directoryLoadingCompleted();
1527
1528     updateWritableState();
1529 }
1530
1531 void DolphinView::slotItemsChanged()
1532 {
1533     m_assureVisibleCurrentIndex = false;
1534 }
1535
1536 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1537 {
1538     Q_UNUSED(previous);
1539     Q_ASSERT(m_model->sortOrder() == current);
1540
1541     ViewProperties props(viewPropertiesUrl());
1542     props.setSortOrder(current);
1543
1544     emit sortOrderChanged(current);
1545 }
1546
1547 void DolphinView::slotSortRoleChangedByHeader(const QByteArray& current, const QByteArray& previous)
1548 {
1549     Q_UNUSED(previous);
1550     Q_ASSERT(m_model->sortRole() == current);
1551
1552     ViewProperties props(viewPropertiesUrl());
1553     props.setSortRole(current);
1554
1555     emit sortRoleChanged(current);
1556 }
1557
1558 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray>& current,
1559                                                   const QList<QByteArray>& previous)
1560 {
1561     Q_UNUSED(previous);
1562     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1563
1564     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1565
1566     m_visibleRoles = current;
1567
1568     ViewProperties props(viewPropertiesUrl());
1569     props.setVisibleRoles(m_visibleRoles);
1570
1571     emit visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1572 }
1573
1574 void DolphinView::slotRoleEditingCanceled()
1575 {
1576     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1577                this, &DolphinView::slotRoleEditingFinished);
1578 }
1579
1580 void DolphinView::slotRoleEditingFinished(int index, const QByteArray& role, const QVariant& value)
1581 {
1582     disconnect(m_view, &DolphinItemListView::roleEditingFinished,
1583                this, &DolphinView::slotRoleEditingFinished);
1584
1585     if (index < 0 || index >= m_model->count()) {
1586         return;
1587     }
1588
1589     if (role == "text") {
1590         const KFileItem oldItem = m_model->fileItem(index);
1591         const QString newName = value.toString();
1592         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
1593             const QUrl oldUrl = oldItem.url();
1594
1595             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
1596             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
1597
1598 #ifndef Q_OS_WIN
1599             //Confirm hiding file/directory by renaming inline
1600             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
1601                 KGuiItem yesGuiItem(KStandardGuiItem::yes());
1602                 yesGuiItem.setText(i18nc("@action:button", "Rename and Hide"));
1603
1604                 const auto code = KMessageBox::questionYesNo(this,
1605                                                              oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
1606                                                                                      "Do you still want to rename it?")
1607                                                                               : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
1608                                                                                      "Do you still want to rename it?"),
1609                                                              oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
1610                                                              yesGuiItem,
1611                                                              KStandardGuiItem::cancel(),
1612                                                              QStringLiteral("ConfirmHide")
1613                                                             );
1614
1615                 if (code == KMessageBox::No) {
1616                    return;
1617                 }
1618             }
1619 #endif
1620
1621             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
1622             if (!newNameExistsAlready) {
1623                 // Only change the data in the model if no item with the new name
1624                 // is in the model yet. If there is an item with the new name
1625                 // already, calling KIO::CopyJob will open a dialog
1626                 // asking for a new name, and KFileItemModel will update the
1627                 // data when the dir lister signals that the file name has changed.
1628                 QHash<QByteArray, QVariant> data;
1629                 data.insert(role, value);
1630                 m_model->setData(index, data);
1631             }
1632
1633             KIO::Job * job = KIO::moveAs(oldUrl, newUrl);
1634             KJobWidgets::setWindow(job, this);
1635             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
1636             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
1637
1638             forceUrlsSelection(newUrl, {newUrl});
1639
1640             if (!newNameExistsAlready) {
1641                 // Only connect the result signal if there is no item with the new name
1642                 // in the model yet, see bug 328262.
1643                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
1644             }
1645         }
1646     }
1647 }
1648
1649 void DolphinView::loadDirectory(const QUrl& url, bool reload)
1650 {
1651     if (!url.isValid()) {
1652         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
1653         if (location.isEmpty()) {
1654             emit errorMessage(i18nc("@info:status", "The location is empty."));
1655         } else {
1656             emit errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1657         }
1658         return;
1659     }
1660
1661     if (reload) {
1662         m_model->refreshDirectory(url);
1663     } else {
1664         m_model->loadDirectory(url);
1665     }
1666 }
1667
1668 void DolphinView::applyViewProperties()
1669 {
1670     const ViewProperties props(viewPropertiesUrl());
1671     applyViewProperties(props);
1672 }
1673
1674 void DolphinView::applyViewProperties(const ViewProperties& props)
1675 {
1676     m_view->beginTransaction();
1677
1678     const Mode mode = props.viewMode();
1679     if (m_mode != mode) {
1680         const Mode previousMode = m_mode;
1681         m_mode = mode;
1682
1683         // Changing the mode might result in changing
1684         // the zoom level. Remember the old zoom level so
1685         // that zoomLevelChanged() can get emitted.
1686         const int oldZoomLevel = m_view->zoomLevel();
1687         applyModeToView();
1688
1689         emit modeChanged(m_mode, previousMode);
1690
1691         if (m_view->zoomLevel() != oldZoomLevel) {
1692             emit zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
1693         }
1694     }
1695
1696     const bool hiddenFilesShown = props.hiddenFilesShown();
1697     if (hiddenFilesShown != m_model->showHiddenFiles()) {
1698         m_model->setShowHiddenFiles(hiddenFilesShown);
1699         emit hiddenFilesShownChanged(hiddenFilesShown);
1700     }
1701
1702     const bool groupedSorting = props.groupedSorting();
1703     if (groupedSorting != m_model->groupedSorting()) {
1704         m_model->setGroupedSorting(groupedSorting);
1705         emit groupedSortingChanged(groupedSorting);
1706     }
1707
1708     const QByteArray sortRole = props.sortRole();
1709     if (sortRole != m_model->sortRole()) {
1710         m_model->setSortRole(sortRole);
1711         emit sortRoleChanged(sortRole);
1712     }
1713
1714     const Qt::SortOrder sortOrder = props.sortOrder();
1715     if (sortOrder != m_model->sortOrder()) {
1716         m_model->setSortOrder(sortOrder);
1717         emit sortOrderChanged(sortOrder);
1718     }
1719
1720     const bool sortFoldersFirst = props.sortFoldersFirst();
1721     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
1722         m_model->setSortDirectoriesFirst(sortFoldersFirst);
1723         emit sortFoldersFirstChanged(sortFoldersFirst);
1724     }
1725
1726     const QList<QByteArray> visibleRoles = props.visibleRoles();
1727     if (visibleRoles != m_visibleRoles) {
1728         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1729         m_visibleRoles = visibleRoles;
1730         m_view->setVisibleRoles(visibleRoles);
1731         emit visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1732     }
1733
1734     const bool previewsShown = props.previewsShown();
1735     if (previewsShown != m_view->previewsShown()) {
1736         const int oldZoomLevel = zoomLevel();
1737
1738         m_view->setPreviewsShown(previewsShown);
1739         emit previewsShownChanged(previewsShown);
1740
1741         // Changing the preview-state might result in a changed zoom-level
1742         if (oldZoomLevel != zoomLevel()) {
1743             emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
1744         }
1745     }
1746
1747     KItemListView* itemListView = m_container->controller()->view();
1748     if (itemListView->isHeaderVisible()) {
1749         KItemListHeader* header = itemListView->header();
1750         const QList<int> headerColumnWidths = props.headerColumnWidths();
1751         const int rolesCount = m_visibleRoles.count();
1752         if (headerColumnWidths.count() == rolesCount) {
1753             header->setAutomaticColumnResizing(false);
1754
1755             QHash<QByteArray, qreal> columnWidths;
1756             for (int i = 0; i < rolesCount; ++i) {
1757                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
1758             }
1759             header->setColumnWidths(columnWidths);
1760         } else {
1761             header->setAutomaticColumnResizing(true);
1762         }
1763     }
1764
1765     m_view->endTransaction();
1766 }
1767
1768 void DolphinView::applyModeToView()
1769 {
1770     switch (m_mode) {
1771     case IconsView:   m_view->setItemLayout(KFileItemListView::IconsLayout); break;
1772     case CompactView: m_view->setItemLayout(KFileItemListView::CompactLayout); break;
1773     case DetailsView: m_view->setItemLayout(KFileItemListView::DetailsLayout); break;
1774     default: Q_ASSERT(false); break;
1775     }
1776 }
1777
1778 void DolphinView::pasteToUrl(const QUrl& url)
1779 {
1780     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
1781     KJobWidgets::setWindow(job, this);
1782     m_clearSelectionBeforeSelectingNewItems = true;
1783     m_markFirstNewlySelectedItemAsCurrent = true;
1784     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
1785     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotPasteJobResult);
1786 }
1787
1788 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
1789 {
1790     QList<QUrl> urls;
1791
1792     const KFileItemList items = selectedItems();
1793     urls.reserve(items.count());
1794     foreach (const KFileItem& item, items) {
1795         urls.append(item.url());
1796     }
1797
1798     if (itemsExpandable()) {
1799         // TODO: Check if we still need KDirModel for this in KDE 5.0
1800         urls = KDirModel::simplifiedUrlList(urls);
1801     }
1802
1803     return urls;
1804 }
1805
1806 QMimeData* DolphinView::selectionMimeData() const
1807 {
1808     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1809     const KItemSet selectedIndexes = selectionManager->selectedItems();
1810
1811     return m_model->createMimeData(selectedIndexes);
1812 }
1813
1814 void DolphinView::updateWritableState()
1815 {
1816     const bool wasFolderWritable = m_isFolderWritable;
1817     m_isFolderWritable = false;
1818
1819     KFileItem item = m_model->rootItem();
1820     if (item.isNull()) {
1821         // Try to find out if the URL is writable even if the "root item" is
1822         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
1823         item = KFileItem(url());
1824         item.setDelayedMimeTypes(true);
1825     }
1826
1827     KFileItemListProperties capabilities(KFileItemList() << item);
1828     m_isFolderWritable = capabilities.supportsWriting();
1829
1830     if (m_isFolderWritable != wasFolderWritable) {
1831         emit writeStateChanged(m_isFolderWritable);
1832     }
1833 }
1834
1835 QUrl DolphinView::viewPropertiesUrl() const
1836 {
1837     if (m_viewPropertiesContext.isEmpty()) {
1838         return m_url;
1839     }
1840
1841     QUrl url;
1842     url.setScheme(m_url.scheme());
1843     url.setPath(m_viewPropertiesContext);
1844     return url;
1845 }
1846
1847 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl>& urls)
1848 {
1849     forceUrlsSelection(urls.first(), urls);
1850 }
1851
1852 void DolphinView::forceUrlsSelection(const QUrl& current, const QList<QUrl>& selected)
1853 {
1854     clearSelection();
1855     m_clearSelectionBeforeSelectingNewItems = true;
1856     markUrlAsCurrent(current);
1857     markUrlsAsSelected(selected);
1858 }