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