src/views/dolphinview.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2009 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinview.h"
   9
  10 #include "dolphin_detailsmodesettings.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphinitemlistview.h"
  13 #include "dolphinnewfilemenuobserver.h"
  14 #include "draganddrophelper.h"
  15 #include "kitemviews/kfileitemlistview.h"
  16 #include "kitemviews/kfileitemmodel.h"
  17 #include "kitemviews/kitemlistcontainer.h"
  18 #include "kitemviews/kitemlistcontroller.h"
  19 #include "kitemviews/kitemlistheader.h"
  20 #include "kitemviews/kitemlistselectionmanager.h"
  21 #include "kitemviews/private/kitemlistroleeditor.h"
  22 #include "selectionmode/singleclickselectionproxystyle.h"
  23 #include "settings/viewmodes/viewmodesettings.h"
  24 #include "versioncontrol/versioncontrolobserver.h"
  25 #include "viewproperties.h"
  26 #include "views/tooltips/tooltipmanager.h"
  27 #include "zoomlevelinfo.h"
  28
  29 #if HAVE_BALOO
  30 #include <Baloo/IndexerConfig>
  31 #endif
  32 #include <KColorScheme>
  33 #include <KDesktopFile>
  34 #include <KDirModel>
  35 #include <KFileItemListProperties>
  36 #include <KFormat>
  37 #include <KIO/CopyJob>
  38 #include <KIO/DeleteJob>
  39 #include <KIO/DropJob>
  40 #include <KIO/JobUiDelegate>
  41 #include <KIO/Paste>
  42 #include <KIO/PasteJob>
  43 #include <KIO/RenameFileDialog>
  44 #include <KJobWidgets>
  45 #include <KLocalizedString>
  46 #include <KMessageBox>
  47 #include <KProtocolManager>
  48 #include <KUrlMimeData>
  49
  50 #include <kwidgetsaddons_version.h>
  51
  52 #include <kio_version.h>
  53 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
  54 #include <KIO/DeleteOrTrashJob>
  55 #endif
  56
  57 #include <QAbstractItemView>
  58 #include <QActionGroup>
  59 #include <QApplication>
  60 #include <QClipboard>
  61 #include <QDropEvent>
  62 #include <QGraphicsOpacityEffect>
  63 #include <QGraphicsSceneDragDropEvent>
  64 #include <QLabel>
  65 #include <QMenu>
  66 #include <QMimeDatabase>
  67 #include <QPixmapCache>
  68 #include <QScrollBar>
  69 #include <QSize>
  70 #include <QTimer>
  71 #include <QToolTip>
  72 #include <QVBoxLayout>
  73
  74 DolphinView::DolphinView(const QUrl &url, QWidget *parent)
  75     : QWidget(parent)
  76     , m_active(true)
  77     , m_tabsForFiles(false)
  78     , m_assureVisibleCurrentIndex(false)
  79     , m_isFolderWritable(true)
  80     , m_dragging(false)
  81     , m_selectNextItem(false)
  82     , m_url(url)
  83     , m_viewPropertiesContext()
  84     , m_mode(DolphinView::IconsView)
  85     , m_visibleRoles()
  86     , m_topLayout(nullptr)
  87     , m_model(nullptr)
  88     , m_view(nullptr)
  89     , m_container(nullptr)
  90     , m_toolTipManager(nullptr)
  91     , m_selectionChangedTimer(nullptr)
  92     , m_currentItemUrl()
  93     , m_scrollToCurrentItem(false)
  94     , m_restoredContentsPosition()
  95     , m_selectedUrls()
  96     , m_clearSelectionBeforeSelectingNewItems(false)
  97     , m_markFirstNewlySelectedItemAsCurrent(false)
  98     , m_versionControlObserver(nullptr)
  99     , m_twoClicksRenamingTimer(nullptr)
 100     , m_placeholderLabel(nullptr)
 101     , m_showLoadingPlaceholderTimer(nullptr)
 102 {
 103     m_topLayout = new QVBoxLayout(this);
 104     m_topLayout->setSpacing(0);
 105     m_topLayout->setContentsMargins(0, 0, 0, 0);
 106
 107     // When a new item has been created by the "Create New..." menu, the item should
 108     // get selected and it must be assured that the item will get visible. As the
 109     // creation is done asynchronously, several signals must be checked:
 110     connect(&DolphinNewFileMenuObserver::instance(), &DolphinNewFileMenuObserver::itemCreated, this, &DolphinView::observeCreatedItem);
 111
 112     m_selectionChangedTimer = new QTimer(this);
 113     m_selectionChangedTimer->setSingleShot(true);
 114     m_selectionChangedTimer->setInterval(300);
 115     connect(m_selectionChangedTimer, &QTimer::timeout, this, &DolphinView::emitSelectionChangedSignal);
 116
 117     m_model = new KFileItemModel(this);
 118     m_view = new DolphinItemListView();
 119     m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 120     m_view->setVisibleRoles({"text"});
 121     applyModeToView();
 122
 123     KItemListController *controller = new KItemListController(m_model, m_view, this);
 124     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 125     controller->setAutoActivationDelay(delay);
 126
 127     // The EnlargeSmallPreviews setting can only be changed after the model
 128     // has been set in the view by KItemListController.
 129     m_view->setEnlargeSmallPreviews(GeneralSettings::enlargeSmallPreviews());
 130
 131     m_container = new KItemListContainer(controller, this);
 132     m_container->installEventFilter(this);
 133     setFocusProxy(m_container);
 134     connect(m_container->horizontalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 135         hideToolTip();
 136     });
 137     connect(m_container->verticalScrollBar(), &QScrollBar::valueChanged, this, [=] {
 138         hideToolTip();
 139     });
 140
 141     m_showLoadingPlaceholderTimer = new QTimer(this);
 142     m_showLoadingPlaceholderTimer->setInterval(500);
 143     m_showLoadingPlaceholderTimer->setSingleShot(true);
 144     connect(m_showLoadingPlaceholderTimer, &QTimer::timeout, this, &DolphinView::showLoadingPlaceholder);
 145
 146     // Show some placeholder text for empty folders
 147     // This is made using a heavily-modified QLabel rather than a KTitleWidget
 148     // because KTitleWidget can't be told to turn off mouse-selectable text
 149     m_placeholderLabel = new QLabel(this);
 150     QFont placeholderLabelFont;
 151     // To match the size of a level 2 Heading/KTitleWidget
 152     placeholderLabelFont.setPointSize(qRound(placeholderLabelFont.pointSize() * 1.3));
 153     m_placeholderLabel->setFont(placeholderLabelFont);
 154     m_placeholderLabel->setTextInteractionFlags(Qt::NoTextInteraction);
 155     m_placeholderLabel->setWordWrap(true);
 156     m_placeholderLabel->setAlignment(Qt::AlignCenter);
 157     // Match opacity of QML placeholder label component
 158     auto *effect = new QGraphicsOpacityEffect(m_placeholderLabel);
 159     effect->setOpacity(0.5);
 160     m_placeholderLabel->setGraphicsEffect(effect);
 161     // Set initial text and visibility
 162     updatePlaceholderLabel();
 163
 164     auto *centeringLayout = new QVBoxLayout(m_container);
 165     centeringLayout->addWidget(m_placeholderLabel);
 166     centeringLayout->setAlignment(m_placeholderLabel, Qt::AlignCenter);
 167     m_placeholderLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 168     connect(m_placeholderLabel, &QWidget::customContextMenuRequested, this, [this](const QPoint &pos) {
 169         slotViewContextMenuRequested(m_placeholderLabel->mapToGlobal(pos));
 170     });
 171
 172     controller->setSelectionBehavior(KItemListController::MultiSelection);
 173     connect(controller, &KItemListController::itemActivated, this, &DolphinView::slotItemActivated);
 174     connect(controller, &KItemListController::itemsActivated, this, &DolphinView::slotItemsActivated);
 175     connect(controller, &KItemListController::itemMiddleClicked, this, &DolphinView::slotItemMiddleClicked);
 176     connect(controller, &KItemListController::itemContextMenuRequested, this, &DolphinView::slotItemContextMenuRequested);
 177     connect(controller, &KItemListController::viewContextMenuRequested, this, &DolphinView::slotViewContextMenuRequested);
 178     connect(controller, &KItemListController::headerContextMenuRequested, this, &DolphinView::slotHeaderContextMenuRequested);
 179     connect(controller, &KItemListController::mouseButtonPressed, this, &DolphinView::slotMouseButtonPressed);
 180     connect(controller, &KItemListController::itemHovered, this, &DolphinView::slotItemHovered);
 181     connect(controller, &KItemListController::itemUnhovered, this, &DolphinView::slotItemUnhovered);
 182     connect(controller, &KItemListController::itemDropEvent, this, &DolphinView::slotItemDropEvent);
 183     connect(controller, &KItemListController::escapePressed, this, &DolphinView::stopLoading);
 184     connect(controller, &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 185     connect(controller, &KItemListController::selectedItemTextPressed, this, &DolphinView::slotSelectedItemTextPressed);
 186     connect(controller, &KItemListController::increaseZoom, this, &DolphinView::slotIncreaseZoom);
 187     connect(controller, &KItemListController::decreaseZoom, this, &DolphinView::slotDecreaseZoom);
 188     connect(controller, &KItemListController::swipeUp, this, &DolphinView::slotSwipeUp);
 189     connect(controller, &KItemListController::selectionModeChangeRequested, this, &DolphinView::selectionModeChangeRequested);
 190
 191     connect(m_model, &KFileItemModel::directoryLoadingStarted, this, &DolphinView::slotDirectoryLoadingStarted);
 192     connect(m_model, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
 193     connect(m_model, &KFileItemModel::directoryLoadingCanceled, this, &DolphinView::slotDirectoryLoadingCanceled);
 194     connect(m_model, &KFileItemModel::directoryLoadingProgress, this, &DolphinView::directoryLoadingProgress);
 195     connect(m_model, &KFileItemModel::directorySortingProgress, this, &DolphinView::directorySortingProgress);
 196     connect(m_model, &KFileItemModel::itemsChanged, this, &DolphinView::slotItemsChanged);
 197     connect(m_model, &KFileItemModel::itemsRemoved, this, &DolphinView::itemCountChanged);
 198     connect(m_model, &KFileItemModel::itemsInserted, this, &DolphinView::itemCountChanged);
 199     connect(m_model, &KFileItemModel::infoMessage, this, &DolphinView::infoMessage);
 200     connect(m_model, &KFileItemModel::errorMessage, this, &DolphinView::errorMessage);
 201     connect(m_model, &KFileItemModel::directoryRedirection, this, &DolphinView::slotDirectoryRedirection);
 202     connect(m_model, &KFileItemModel::urlIsFileError, this, &DolphinView::urlIsFileError);
 203     connect(m_model, &KFileItemModel::fileItemsChanged, this, &DolphinView::fileItemsChanged);
 204     connect(m_model, &KFileItemModel::currentDirectoryRemoved, this, &DolphinView::currentDirectoryRemoved);
 205
 206     connect(this, &DolphinView::itemCountChanged, this, &DolphinView::updatePlaceholderLabel);
 207
 208     m_view->installEventFilter(this);
 209     connect(m_view, &DolphinItemListView::sortOrderChanged, this, &DolphinView::slotSortOrderChangedByHeader);
 210     connect(m_view, &DolphinItemListView::sortRoleChanged, this, &DolphinView::slotSortRoleChangedByHeader);
 211     connect(m_view, &DolphinItemListView::visibleRolesChanged, this, &DolphinView::slotVisibleRolesChangedByHeader);
 212     connect(m_view, &DolphinItemListView::roleEditingCanceled, this, &DolphinView::slotRoleEditingCanceled);
 213
 214     connect(m_view, &DolphinItemListView::columnHovered, this, [this](int columnIndex) {
 215         m_hoveredColumnHeaderIndex = columnIndex;
 216     });
 217     connect(m_view, &DolphinItemListView::columnUnHovered, this, [this](int /* columnIndex */) {
 218         m_hoveredColumnHeaderIndex = std::nullopt;
 219     });
 220     connect(m_view->header(), &KItemListHeader::columnWidthChangeFinished, this, &DolphinView::slotHeaderColumnWidthChangeFinished);
 221     connect(m_view->header(), &KItemListHeader::sidePaddingChanged, this, &DolphinView::slotSidePaddingWidthChanged);
 222
 223     KItemListSelectionManager *selectionManager = controller->selectionManager();
 224     connect(selectionManager, &KItemListSelectionManager::selectionChanged, this, &DolphinView::slotSelectionChanged);
 225
 226 #if HAVE_BALOO
 227     m_toolTipManager = new ToolTipManager(this);
 228     connect(m_toolTipManager, &ToolTipManager::urlActivated, this, &DolphinView::urlActivated);
 229 #endif
 230
 231     m_versionControlObserver = new VersionControlObserver(this);
 232     m_versionControlObserver->setView(this);
 233     m_versionControlObserver->setModel(m_model);
 234     connect(m_versionControlObserver, &VersionControlObserver::infoMessage, this, &DolphinView::infoMessage);
 235     connect(m_versionControlObserver, &VersionControlObserver::errorMessage, this, &DolphinView::errorMessage);
 236     connect(m_versionControlObserver, &VersionControlObserver::operationCompletedMessage, this, &DolphinView::operationCompletedMessage);
 237
 238     m_twoClicksRenamingTimer = new QTimer(this);
 239     m_twoClicksRenamingTimer->setSingleShot(true);
 240     connect(m_twoClicksRenamingTimer, &QTimer::timeout, this, &DolphinView::slotTwoClicksRenamingTimerTimeout);
 241
 242     applyViewProperties();
 243     m_topLayout->addWidget(m_container);
 244
 245     loadDirectory(url);
 246 }
 247
 248 DolphinView::~DolphinView()
 249 {
 250     disconnect(m_container->controller(), &KItemListController::modelChanged, this, &DolphinView::slotModelChanged);
 251 }
 252
 253 QUrl DolphinView::url() const
 254 {
 255     return m_url;
 256 }
 257
 258 void DolphinView::setActive(bool active)
 259 {
 260     if (active == m_active) {
 261         return;
 262     }
 263
 264     m_active = active;
 265
 266     updatePalette();
 267
 268     if (active) {
 269         m_container->setFocus();
 270         Q_EMIT activated();
 271         Q_EMIT writeStateChanged(m_isFolderWritable);
 272     }
 273 }
 274
 275 bool DolphinView::isActive() const
 276 {
 277     return m_active;
 278 }
 279
 280 void DolphinView::setViewMode(Mode mode)
 281 {
 282     if (mode != m_mode) {
 283         ViewProperties props(viewPropertiesUrl());
 284         props.setViewMode(mode);
 285
 286         // We pass the new ViewProperties to applyViewProperties, rather than
 287         // storing them on disk and letting applyViewProperties() read them
 288         // from there, to prevent that changing the view mode fails if the
 289         // .directory file is not writable (see bug 318534).
 290         applyViewProperties(props);
 291     }
 292 }
 293
 294 DolphinView::Mode DolphinView::viewMode() const
 295 {
 296     return m_mode;
 297 }
 298
 299 void DolphinView::setSelectionModeEnabled(const bool enabled)
 300 {
 301     if (enabled) {
 302         if (!m_proxyStyle) {
 303             m_proxyStyle = std::make_unique<SelectionMode::SingleClickSelectionProxyStyle>();
 304         }
 305         setStyle(m_proxyStyle.get());
 306         m_view->setStyle(m_proxyStyle.get());
 307         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::False);
 308     } else {
 309         setStyle(QApplication::style());
 310         m_view->setStyle(QApplication::style());
 311         m_view->setEnabledSelectionToggles(DolphinItemListView::SelectionTogglesEnabled::FollowSetting);
 312     }
 313     m_container->controller()->setSelectionModeEnabled(enabled);
 314 }
 315
 316 bool DolphinView::selectionMode() const
 317 {
 318     return m_container->controller()->selectionMode();
 319 }
 320
 321 void DolphinView::setPreviewsShown(bool show)
 322 {
 323     if (previewsShown() == show) {
 324         return;
 325     }
 326
 327     ViewProperties props(viewPropertiesUrl());
 328     props.setPreviewsShown(show);
 329
 330     const int oldZoomLevel = m_view->zoomLevel();
 331     m_view->setPreviewsShown(show);
 332     Q_EMIT previewsShownChanged(show);
 333
 334     const int newZoomLevel = m_view->zoomLevel();
 335     if (newZoomLevel != oldZoomLevel) {
 336         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 337     }
 338 }
 339
 340 bool DolphinView::previewsShown() const
 341 {
 342     return m_view->previewsShown();
 343 }
 344
 345 void DolphinView::setHiddenFilesShown(bool show)
 346 {
 347     if (m_model->showHiddenFiles() == show) {
 348         return;
 349     }
 350
 351     const KFileItemList itemList = selectedItems();
 352     m_selectedUrls.clear();
 353     m_selectedUrls = itemList.urlList();
 354
 355     ViewProperties props(viewPropertiesUrl());
 356     props.setHiddenFilesShown(show);
 357
 358     m_model->setShowHiddenFiles(show);
 359     Q_EMIT hiddenFilesShownChanged(show);
 360 }
 361
 362 bool DolphinView::hiddenFilesShown() const
 363 {
 364     return m_model->showHiddenFiles();
 365 }
 366
 367 void DolphinView::setGroupedSorting(bool grouped)
 368 {
 369     if (grouped == groupedSorting()) {
 370         return;
 371     }
 372
 373     ViewProperties props(viewPropertiesUrl());
 374     props.setGroupedSorting(grouped);
 375     props.save();
 376
 377     m_container->controller()->model()->setGroupedSorting(grouped);
 378
 379     Q_EMIT groupedSortingChanged(grouped);
 380 }
 381
 382 bool DolphinView::groupedSorting() const
 383 {
 384     return m_model->groupedSorting();
 385 }
 386
 387 KFileItemList DolphinView::items() const
 388 {
 389     KFileItemList list;
 390     const int itemCount = m_model->count();
 391     list.reserve(itemCount);
 392
 393     for (int i = 0; i < itemCount; ++i) {
 394         list.append(m_model->fileItem(i));
 395     }
 396
 397     return list;
 398 }
 399
 400 int DolphinView::itemsCount() const
 401 {
 402     return m_model->count();
 403 }
 404
 405 KFileItemList DolphinView::selectedItems() const
 406 {
 407     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 408
 409     KFileItemList selectedItems;
 410     const auto items = selectionManager->selectedItems();
 411     selectedItems.reserve(items.count());
 412     for (int index : items) {
 413         selectedItems.append(m_model->fileItem(index));
 414     }
 415     return selectedItems;
 416 }
 417
 418 int DolphinView::selectedItemsCount() const
 419 {
 420     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 421     return selectionManager->selectedItems().count();
 422 }
 423
 424 void DolphinView::markUrlsAsSelected(const QList<QUrl> &urls)
 425 {
 426     m_selectedUrls = urls;
 427     m_selectJobCreatedItems = false;
 428 }
 429
 430 void DolphinView::markUrlAsCurrent(const QUrl &url)
 431 {
 432     m_currentItemUrl = url;
 433     m_scrollToCurrentItem = true;
 434 }
 435
 436 void DolphinView::selectItems(const QRegularExpression &regexp, bool enabled)
 437 {
 438     const KItemListSelectionManager::SelectionMode mode = enabled ? KItemListSelectionManager::Select : KItemListSelectionManager::Deselect;
 439     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 440
 441     for (int index = 0; index < m_model->count(); index++) {
 442         const KFileItem item = m_model->fileItem(index);
 443         if (regexp.match(item.text()).hasMatch()) {
 444             // An alternative approach would be to store the matching items in a KItemSet and
 445             // select them in one go after the loop, but we'd need a new function
 446             // KItemListSelectionManager::setSelected(KItemSet, SelectionMode mode)
 447             // for that.
 448             selectionManager->setSelected(index, 1, mode);
 449         }
 450     }
 451 }
 452
 453 void DolphinView::setZoomLevel(int level)
 454 {
 455     const int oldZoomLevel = zoomLevel();
 456     m_view->setZoomLevel(level);
 457     if (zoomLevel() != oldZoomLevel) {
 458         hideToolTip();
 459         Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
 460     }
 461 }
 462
 463 int DolphinView::zoomLevel() const
 464 {
 465     return m_view->zoomLevel();
 466 }
 467
 468 void DolphinView::setSortRole(const QByteArray &role)
 469 {
 470     if (role != sortRole()) {
 471         updateSortRole(role);
 472     }
 473 }
 474
 475 QByteArray DolphinView::sortRole() const
 476 {
 477     const KItemModelBase *model = m_container->controller()->model();
 478     return model->sortRole();
 479 }
 480
 481 void DolphinView::setSortOrder(Qt::SortOrder order)
 482 {
 483     if (sortOrder() != order) {
 484         updateSortOrder(order);
 485     }
 486 }
 487
 488 Qt::SortOrder DolphinView::sortOrder() const
 489 {
 490     return m_model->sortOrder();
 491 }
 492
 493 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 494 {
 495     if (sortFoldersFirst() != foldersFirst) {
 496         updateSortFoldersFirst(foldersFirst);
 497     }
 498 }
 499
 500 bool DolphinView::sortFoldersFirst() const
 501 {
 502     return m_model->sortDirectoriesFirst();
 503 }
 504
 505 void DolphinView::setSortHiddenLast(bool hiddenLast)
 506 {
 507     if (sortHiddenLast() != hiddenLast) {
 508         updateSortHiddenLast(hiddenLast);
 509     }
 510 }
 511
 512 bool DolphinView::sortHiddenLast() const
 513 {
 514     return m_model->sortHiddenLast();
 515 }
 516
 517 void DolphinView::setVisibleRoles(const QList<QByteArray> &roles)
 518 {
 519     const QList<QByteArray> previousRoles = roles;
 520
 521     ViewProperties props(viewPropertiesUrl());
 522     props.setVisibleRoles(roles);
 523
 524     m_visibleRoles = roles;
 525     m_view->setVisibleRoles(roles);
 526
 527     Q_EMIT visibleRolesChanged(m_visibleRoles, previousRoles);
 528 }
 529
 530 QList<QByteArray> DolphinView::visibleRoles() const
 531 {
 532     return m_visibleRoles;
 533 }
 534
 535 void DolphinView::reload()
 536 {
 537     QByteArray viewState;
 538     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 539     saveState(saveStream);
 540
 541     setUrl(url());
 542     loadDirectory(url(), true);
 543
 544     QDataStream restoreStream(viewState);
 545     restoreState(restoreStream);
 546 }
 547
 548 void DolphinView::readSettings()
 549 {
 550     const int oldZoomLevel = m_view->zoomLevel();
 551
 552     GeneralSettings::self()->load();
 553     m_view->readSettings();
 554     applyViewProperties();
 555
 556     const int delay = GeneralSettings::autoExpandFolders() ? 750 : -1;
 557     m_container->controller()->setAutoActivationDelay(delay);
 558
 559     const int newZoomLevel = m_view->zoomLevel();
 560     if (newZoomLevel != oldZoomLevel) {
 561         Q_EMIT zoomLevelChanged(newZoomLevel, oldZoomLevel);
 562     }
 563 }
 564
 565 void DolphinView::writeSettings()
 566 {
 567     GeneralSettings::self()->save();
 568     m_view->writeSettings();
 569 }
 570
 571 void DolphinView::setNameFilter(const QString &nameFilter)
 572 {
 573     m_model->setNameFilter(nameFilter);
 574 }
 575
 576 QString DolphinView::nameFilter() const
 577 {
 578     return m_model->nameFilter();
 579 }
 580
 581 void DolphinView::setMimeTypeFilters(const QStringList &filters)
 582 {
 583     return m_model->setMimeTypeFilters(filters);
 584 }
 585
 586 QStringList DolphinView::mimeTypeFilters() const
 587 {
 588     return m_model->mimeTypeFilters();
 589 }
 590
 591 void DolphinView::requestStatusBarText()
 592 {
 593     if (m_statJobForStatusBarText) {
 594         // Kill the pending request.
 595         m_statJobForStatusBarText->kill();
 596     }
 597
 598     if (m_container->controller()->selectionManager()->hasSelection()) {
 599         int folderCount = 0;
 600         int fileCount = 0;
 601         KIO::filesize_t totalFileSize = 0;
 602
 603         // Give a summary of the status of the selected files
 604         const KFileItemList list = selectedItems();
 605         for (const KFileItem &item : list) {
 606             if (item.isDir()) {
 607                 ++folderCount;
 608             } else {
 609                 ++fileCount;
 610                 totalFileSize += item.size();
 611             }
 612         }
 613
 614         if (folderCount + fileCount == 1) {
 615             // If only one item is selected, show info about it
 616             Q_EMIT statusBarTextChanged(list.first().getStatusBarInfo());
 617         } else {
 618             // At least 2 items are selected
 619             emitStatusBarText(folderCount, fileCount, totalFileSize, HasSelection);
 620         }
 621     } else { // has no selection
 622         if (!m_model->rootItem().url().isValid()) {
 623             return;
 624         }
 625
 626         m_statJobForStatusBarText = KIO::statDetails(m_model->rootItem().url(), KIO::StatJob::SourceSide, KIO::StatRecursiveSize, KIO::HideProgressInfo);
 627         connect(m_statJobForStatusBarText, &KJob::result, this, &DolphinView::slotStatJobResult);
 628         m_statJobForStatusBarText->start();
 629     }
 630 }
 631
 632 void DolphinView::emitStatusBarText(const int folderCount, const int fileCount, KIO::filesize_t totalFileSize, const Selection selection)
 633 {
 634     QString foldersText;
 635     QString filesText;
 636     QString summary;
 637
 638     if (selection == HasSelection) {
 639         // At least 2 items are selected because the case of 1 selected item is handled in
 640         // DolphinView::requestStatusBarText().
 641         foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 642         filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 643     } else {
 644         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 645         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 646     }
 647
 648     if (fileCount > 0 && folderCount > 0) {
 649         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)", foldersText, filesText, KFormat().formatByteSize(totalFileSize));
 650     } else if (fileCount > 0) {
 651         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, KFormat().formatByteSize(totalFileSize));
 652     } else if (folderCount > 0) {
 653         summary = foldersText;
 654     } else {
 655         summary = i18nc("@info:status", "0 Folders, 0 Files");
 656     }
 657     Q_EMIT statusBarTextChanged(summary);
 658 }
 659
 660 QList<QAction *> DolphinView::versionControlActions(const KFileItemList &items) const
 661 {
 662     QList<QAction *> actions;
 663
 664     if (items.isEmpty()) {
 665         const KFileItem item = m_model->rootItem();
 666         if (!item.isNull()) {
 667             actions = m_versionControlObserver->actions(KFileItemList() << item);
 668         }
 669     } else {
 670         actions = m_versionControlObserver->actions(items);
 671     }
 672
 673     return actions;
 674 }
 675
 676 void DolphinView::setUrl(const QUrl &url)
 677 {
 678     if (url == m_url) {
 679         return;
 680     }
 681
 682     clearSelection();
 683
 684     m_url = url;
 685
 686     hideToolTip();
 687
 688     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 689
 690     // It is important to clear the items from the model before
 691     // applying the view properties, otherwise expensive operations
 692     // might be done on the existing items although they get cleared
 693     // anyhow afterwards by loadDirectory().
 694     m_model->clear();
 695     applyViewProperties();
 696     loadDirectory(url);
 697
 698     Q_EMIT urlChanged(url);
 699 }
 700
 701 void DolphinView::selectAll()
 702 {
 703     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 704     selectionManager->setSelected(0, m_model->count());
 705 }
 706
 707 void DolphinView::invertSelection()
 708 {
 709     KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
 710     selectionManager->setSelected(0, m_model->count(), KItemListSelectionManager::Toggle);
 711 }
 712
 713 void DolphinView::clearSelection()
 714 {
 715     m_selectJobCreatedItems = false;
 716     m_selectedUrls.clear();
 717     m_container->controller()->selectionManager()->clearSelection();
 718 }
 719
 720 void DolphinView::renameSelectedItems()
 721 {
 722     const KFileItemList items = selectedItems();
 723     if (items.isEmpty()) {
 724         return;
 725     }
 726
 727     if (items.count() == 1 && GeneralSettings::renameInline()) {
 728         const int index = m_model->index(items.first());
 729
 730         QMetaObject::Connection *const connection = new QMetaObject::Connection;
 731         *connection = connect(m_view, &KItemListView::scrollingStopped, this, [=]() {
 732             QObject::disconnect(*connection);
 733             delete connection;
 734
 735             m_view->editRole(index, "text");
 736
 737             hideToolTip();
 738
 739             connect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
 740         });
 741         m_view->scrollToItem(index);
 742
 743     } else {
 744         KIO::RenameFileDialog *dialog = new KIO::RenameFileDialog(items, this);
 745         connect(dialog, &KIO::RenameFileDialog::renamingFinished, this, &DolphinView::slotRenameDialogRenamingFinished);
 746
 747         dialog->open();
 748     }
 749
 750     // Assure that the current index remains visible when KFileItemModel
 751     // will notify the view about changed items (which might result in
 752     // a changed sorting).
 753     m_assureVisibleCurrentIndex = true;
 754 }
 755
 756 void DolphinView::trashSelectedItems()
 757 {
 758     const QList<QUrl> list = simplifiedSelectedUrls();
 759
 760 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
 761     using Iface = KIO::AskUserActionInterface;
 762     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Trash, Iface::DefaultConfirmation, this);
 763     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 764     m_selectNextItem = true;
 765     trashJob->start();
 766 #else
 767     KIO::JobUiDelegate uiDelegate;
 768     uiDelegate.setWindow(window());
 769     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Trash, KIO::JobUiDelegate::DefaultConfirmation)) {
 770         KIO::Job *job = KIO::trash(list);
 771         KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Trash, list, QUrl(QStringLiteral("trash:/")), job);
 772         KJobWidgets::setWindow(job, this);
 773         connect(job, &KIO::Job::result, this, &DolphinView::slotTrashFileFinished);
 774     }
 775 #endif
 776 }
 777
 778 void DolphinView::deleteSelectedItems()
 779 {
 780     const QList<QUrl> list = simplifiedSelectedUrls();
 781
 782 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
 783     using Iface = KIO::AskUserActionInterface;
 784     auto *trashJob = new KIO::DeleteOrTrashJob(list, Iface::Delete, Iface::DefaultConfirmation, this);
 785     connect(trashJob, &KJob::result, this, &DolphinView::slotTrashFileFinished);
 786     m_selectNextItem = true;
 787     trashJob->start();
 788 #else
 789     KIO::JobUiDelegate uiDelegate;
 790     uiDelegate.setWindow(window());
 791     if (uiDelegate.askDeleteConfirmation(list, KIO::JobUiDelegate::Delete, KIO::JobUiDelegate::DefaultConfirmation)) {
 792         KIO::Job *job = KIO::del(list);
 793         KJobWidgets::setWindow(job, this);
 794         connect(job, &KIO::Job::result, this, &DolphinView::slotDeleteFileFinished);
 795     }
 796 #endif
 797 }
 798
 799 void DolphinView::cutSelectedItemsToClipboard()
 800 {
 801     QMimeData *mimeData = selectionMimeData();
 802     KIO::setClipboardDataCut(mimeData, true);
 803     KUrlMimeData::exportUrlsToPortal(mimeData);
 804     QApplication::clipboard()->setMimeData(mimeData);
 805 }
 806
 807 void DolphinView::copySelectedItemsToClipboard()
 808 {
 809     QMimeData *mimeData = selectionMimeData();
 810     KUrlMimeData::exportUrlsToPortal(mimeData);
 811     QApplication::clipboard()->setMimeData(mimeData);
 812 }
 813
 814 void DolphinView::copySelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 815 {
 816     if (selection.isEmpty() || !destinationUrl.isValid()) {
 817         return;
 818     }
 819
 820     m_clearSelectionBeforeSelectingNewItems = true;
 821     m_markFirstNewlySelectedItemAsCurrent = true;
 822     m_selectJobCreatedItems = true;
 823
 824     KIO::CopyJob *job = KIO::copy(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 825     KJobWidgets::setWindow(job, this);
 826
 827     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 828     connect(job, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
 829     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 830     KIO::FileUndoManager::self()->recordCopyJob(job);
 831 }
 832
 833 void DolphinView::moveSelectedItems(const KFileItemList &selection, const QUrl &destinationUrl)
 834 {
 835     if (selection.isEmpty() || !destinationUrl.isValid()) {
 836         return;
 837     }
 838
 839     m_clearSelectionBeforeSelectingNewItems = true;
 840     m_markFirstNewlySelectedItemAsCurrent = true;
 841     m_selectJobCreatedItems = true;
 842
 843     KIO::CopyJob *job = KIO::move(selection.urlList(), destinationUrl, KIO::DefaultFlags);
 844     KJobWidgets::setWindow(job, this);
 845
 846     connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
 847     connect(job, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
 848     connect(job, &KIO::CopyJob::copyingDone, this, &DolphinView::slotItemCreatedFromJob);
 849     KIO::FileUndoManager::self()->recordCopyJob(job);
 850 }
 851
 852 void DolphinView::paste()
 853 {
 854     pasteToUrl(url());
 855 }
 856
 857 void DolphinView::pasteIntoFolder()
 858 {
 859     const KFileItemList items = selectedItems();
 860     if ((items.count() == 1) && items.first().isDir()) {
 861         pasteToUrl(items.first().url());
 862     }
 863 }
 864
 865 void DolphinView::duplicateSelectedItems()
 866 {
 867     const KFileItemList itemList = selectedItems();
 868     if (itemList.isEmpty()) {
 869         return;
 870     }
 871
 872     const QMimeDatabase db;
 873
 874     // Duplicate all selected items and append "copy" to the end of the file name
 875     // but before the filename extension, if present
 876     QList<QUrl> newSelection;
 877     for (const auto &item : itemList) {
 878         const QUrl originalURL = item.url();
 879         const QString originalDirectoryPath = originalURL.adjusted(QUrl::RemoveFilename).path();
 880         const QString originalFileName = item.name();
 881
 882         QString extension = db.suffixForFileName(originalFileName);
 883
 884         QUrl duplicateURL = originalURL;
 885
 886         // No extension; new filename is "<oldfilename> copy"
 887         if (extension.isEmpty()) {
 888             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFileName));
 889             // There's an extension; new filename is "<oldfilename> copy.<extension>"
 890         } else {
 891             // Need to add a dot since QMimeDatabase::suffixForFileName() doesn't include it
 892             extension = QLatin1String(".") + extension;
 893             const QString originalFilenameWithoutExtension = originalFileName.chopped(extension.size());
 894             // Preserve file's original filename extension in case the casing differs
 895             // from what QMimeDatabase::suffixForFileName() returned
 896             const QString originalExtension = originalFileName.right(extension.size());
 897             duplicateURL.setPath(originalDirectoryPath + i18nc("<filename> copy", "%1 copy", originalFilenameWithoutExtension) + originalExtension);
 898         }
 899
 900         KIO::CopyJob *job = KIO::copyAs(originalURL, duplicateURL);
 901         KJobWidgets::setWindow(job, this);
 902
 903         if (job) {
 904             newSelection << duplicateURL;
 905             KIO::FileUndoManager::self()->recordCopyJob(job);
 906         }
 907     }
 908
 909     forceUrlsSelection(newSelection.first(), newSelection);
 910 }
 911
 912 void DolphinView::stopLoading()
 913 {
 914     m_model->cancelDirectoryLoading();
 915 }
 916
 917 void DolphinView::updatePalette()
 918 {
 919     QColor color = KColorScheme(isActiveWindow() ? QPalette::Active : QPalette::Inactive, KColorScheme::View).background().color();
 920     if (!m_active) {
 921         color.setAlpha(150);
 922     }
 923
 924     QWidget *viewport = m_container->viewport();
 925     if (viewport) {
 926         QPalette palette;
 927         palette.setColor(viewport->backgroundRole(), color);
 928         viewport->setPalette(palette);
 929     }
 930
 931     update();
 932 }
 933
 934 void DolphinView::abortTwoClicksRenaming()
 935 {
 936     m_twoClicksRenamingItemUrl.clear();
 937     m_twoClicksRenamingTimer->stop();
 938 }
 939
 940 bool DolphinView::eventFilter(QObject *watched, QEvent *event)
 941 {
 942     switch (event->type()) {
 943     case QEvent::PaletteChange:
 944         updatePalette();
 945         QPixmapCache::clear();
 946         break;
 947
 948     case QEvent::WindowActivate:
 949     case QEvent::WindowDeactivate:
 950         updatePalette();
 951         break;
 952
 953     case QEvent::KeyPress:
 954         hideToolTip(ToolTipManager::HideBehavior::Instantly);
 955         if (GeneralSettings::useTabForSwitchingSplitView()) {
 956             QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 957             if (keyEvent->key() == Qt::Key_Tab && keyEvent->modifiers() == Qt::NoModifier) {
 958                 Q_EMIT toggleActiveViewRequested();
 959                 return true;
 960             }
 961         }
 962         break;
 963     case QEvent::KeyRelease:
 964         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Control) {
 965             m_controlWheelAccumulatedDelta = 0;
 966         }
 967         break;
 968     case QEvent::FocusIn:
 969         if (watched == m_container) {
 970             setActive(true);
 971         }
 972         break;
 973
 974     case QEvent::GraphicsSceneDragEnter:
 975         if (watched == m_view) {
 976             m_dragging = true;
 977             abortTwoClicksRenaming();
 978         }
 979         break;
 980
 981     case QEvent::GraphicsSceneDragLeave:
 982         if (watched == m_view) {
 983             m_dragging = false;
 984         }
 985         break;
 986
 987     case QEvent::GraphicsSceneDrop:
 988         if (watched == m_view) {
 989             m_dragging = false;
 990         }
 991         break;
 992
 993     case QEvent::ToolTip: {
 994         const auto helpEvent = static_cast<QHelpEvent *>(event);
 995         if (tryShowNameToolTip(helpEvent)) {
 996             return true;
 997
 998         } else if (m_hoveredColumnHeaderIndex) {
 999             const auto rolesInfo = KFileItemModel::rolesInformation();
1000             const auto visibleRole = m_visibleRoles.value(*m_hoveredColumnHeaderIndex);
1001
1002             for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1003                 if (visibleRole == info.role) {
1004                     QToolTip::showText(helpEvent->globalPos(), info.tooltip, this);
1005                     return true;
1006                 }
1007             }
1008         }
1009         break;
1010     }
1011     default:
1012         break;
1013     }
1014
1015     return QWidget::eventFilter(watched, event);
1016 }
1017
1018 void DolphinView::wheelEvent(QWheelEvent *event)
1019 {
1020     if (event->modifiers().testFlag(Qt::ControlModifier)) {
1021         m_controlWheelAccumulatedDelta += event->angleDelta().y();
1022
1023         if (m_controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep) {
1024             slotDecreaseZoom();
1025             m_controlWheelAccumulatedDelta += QWheelEvent::DefaultDeltasPerStep;
1026         } else if (m_controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep) {
1027             slotIncreaseZoom();
1028             m_controlWheelAccumulatedDelta -= QWheelEvent::DefaultDeltasPerStep;
1029         }
1030
1031         event->accept();
1032     } else {
1033         event->ignore();
1034     }
1035 }
1036
1037 void DolphinView::hideEvent(QHideEvent *event)
1038 {
1039     hideToolTip();
1040     QWidget::hideEvent(event);
1041 }
1042
1043 bool DolphinView::event(QEvent *event)
1044 {
1045     if (event->type() == QEvent::WindowDeactivate) {
1046         /* See Bug 297355
1047          * Dolphin leaves file preview tooltips open even when is not visible.
1048          *
1049          * Hide tool-tip when Dolphin loses focus.
1050          */
1051         hideToolTip();
1052         abortTwoClicksRenaming();
1053     }
1054
1055     return QWidget::event(event);
1056 }
1057
1058 void DolphinView::activate()
1059 {
1060     setActive(true);
1061 }
1062
1063 void DolphinView::slotItemActivated(int index)
1064 {
1065     abortTwoClicksRenaming();
1066
1067     const KFileItem item = m_model->fileItem(index);
1068     if (!item.isNull()) {
1069         Q_EMIT itemActivated(item);
1070     }
1071 }
1072
1073 void DolphinView::slotItemsActivated(const KItemSet &indexes)
1074 {
1075     Q_ASSERT(indexes.count() >= 2);
1076
1077     abortTwoClicksRenaming();
1078
1079     const auto modifiers = QGuiApplication::keyboardModifiers();
1080
1081     if (indexes.count() > 5) {
1082         QString question = i18np("Are you sure you want to open 1 item?", "Are you sure you want to open %1 items?", indexes.count());
1083 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1084         const int answer = KMessageBox::warningTwoActions(
1085             this,
1086             question,
1087             {},
1088 #else
1089         const int answer =
1090             KMessageBox::warningYesNo(this,
1091                                       question,
1092                                       {},
1093 #endif
1094             KGuiItem(i18ncp("@action:button", "Open %1 Item", "Open %1 Items", indexes.count()), QStringLiteral("document-open")),
1095             KStandardGuiItem::cancel());
1096 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
1097         if (answer != KMessageBox::PrimaryAction) {
1098 #else
1099         if (answer != KMessageBox::Yes) {
1100 #endif
1101             return;
1102         }
1103     }
1104
1105     KFileItemList items;
1106     items.reserve(indexes.count());
1107
1108     for (int index : indexes) {
1109         KFileItem item = m_model->fileItem(index);
1110         const QUrl &url = openItemAsFolderUrl(item);
1111
1112         if (!url.isEmpty()) {
1113             // Open folders in new tabs or in new windows depending on the modifier
1114             // The ctrl+shift behavior is ignored because we are handling multiple items
1115             // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1116             if (modifiers & Qt::ShiftModifier && !(modifiers & Qt::ControlModifier)) {
1117                 Q_EMIT windowRequested(url);
1118             } else {
1119                 Q_EMIT tabRequested(url);
1120             }
1121         } else {
1122             items.append(item);
1123         }
1124     }
1125
1126     if (items.count() == 1) {
1127         Q_EMIT itemActivated(items.first());
1128     } else if (items.count() > 1) {
1129         Q_EMIT itemsActivated(items);
1130     }
1131 }
1132
1133 void DolphinView::slotItemMiddleClicked(int index)
1134 {
1135     const KFileItem &item = m_model->fileItem(index);
1136     const QUrl &url = openItemAsFolderUrl(item);
1137     const auto modifiers = QGuiApplication::keyboardModifiers();
1138     if (!url.isEmpty()) {
1139         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1140         if (modifiers & Qt::ShiftModifier) {
1141             Q_EMIT activeTabRequested(url);
1142         } else {
1143             Q_EMIT tabRequested(url);
1144         }
1145     } else if (isTabsForFilesEnabled()) {
1146         // keep in sync with KUrlNavigator::slotNavigatorButtonClicked
1147         if (modifiers & Qt::ShiftModifier) {
1148             Q_EMIT activeTabRequested(item.url());
1149         } else {
1150             Q_EMIT tabRequested(item.url());
1151         }
1152     }
1153 }
1154
1155 void DolphinView::slotItemContextMenuRequested(int index, const QPointF &pos)
1156 {
1157     // Force emit of a selection changed signal before we request the
1158     // context menu, to update the edit-actions first. (See Bug 294013)
1159     if (m_selectionChangedTimer->isActive()) {
1160         emitSelectionChangedSignal();
1161     }
1162
1163     const KFileItem item = m_model->fileItem(index);
1164     Q_EMIT requestContextMenu(pos.toPoint(), item, selectedItems(), url());
1165 }
1166
1167 void DolphinView::slotViewContextMenuRequested(const QPointF &pos)
1168 {
1169     Q_EMIT requestContextMenu(pos.toPoint(), KFileItem(), selectedItems(), url());
1170 }
1171
1172 void DolphinView::slotHeaderContextMenuRequested(const QPointF &pos)
1173 {
1174     ViewProperties props(viewPropertiesUrl());
1175
1176     QPointer<QMenu> menu = new QMenu(QApplication::activeWindow());
1177
1178     KItemListView *view = m_container->controller()->view();
1179     const QList<QByteArray> visibleRolesSet = view->visibleRoles();
1180
1181     bool indexingEnabled = false;
1182 #if HAVE_BALOO
1183     Baloo::IndexerConfig config;
1184     indexingEnabled = config.fileIndexingEnabled();
1185 #endif
1186
1187     QString groupName;
1188     QMenu *groupMenu = nullptr;
1189
1190     // Add all roles to the menu that can be shown or hidden by the user
1191     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
1192     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
1193         if (info.role == "text") {
1194             // It should not be possible to hide the "text" role
1195             continue;
1196         }
1197
1198         const QString text = m_model->roleDescription(info.role);
1199         QAction *action = nullptr;
1200         if (info.group.isEmpty()) {
1201             action = menu->addAction(text);
1202         } else {
1203             if (!groupMenu || info.group != groupName) {
1204                 groupName = info.group;
1205                 groupMenu = menu->addMenu(groupName);
1206             }
1207
1208             action = groupMenu->addAction(text);
1209         }
1210
1211         action->setCheckable(true);
1212         action->setChecked(visibleRolesSet.contains(info.role));
1213         action->setData(info.role);
1214         action->setToolTip(info.tooltip);
1215
1216         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
1217         action->setEnabled(enable);
1218     }
1219
1220     menu->addSeparator();
1221
1222     QActionGroup *widthsGroup = new QActionGroup(menu);
1223     const bool autoColumnWidths = props.headerColumnWidths().isEmpty();
1224
1225     QAction *toggleSidePaddingAction = menu->addAction(i18nc("@action:inmenu", "Side Padding"));
1226     toggleSidePaddingAction->setCheckable(true);
1227     toggleSidePaddingAction->setChecked(view->header()->sidePadding() > 0);
1228
1229     QAction *autoAdjustWidthsAction = menu->addAction(i18nc("@action:inmenu", "Automatic Column Widths"));
1230     autoAdjustWidthsAction->setCheckable(true);
1231     autoAdjustWidthsAction->setChecked(autoColumnWidths);
1232     autoAdjustWidthsAction->setActionGroup(widthsGroup);
1233
1234     QAction *customWidthsAction = menu->addAction(i18nc("@action:inmenu", "Custom Column Widths"));
1235     customWidthsAction->setCheckable(true);
1236     customWidthsAction->setChecked(!autoColumnWidths);
1237     customWidthsAction->setActionGroup(widthsGroup);
1238
1239     QAction *action = menu->exec(pos.toPoint());
1240     if (menu && action) {
1241         KItemListHeader *header = view->header();
1242
1243         if (action == autoAdjustWidthsAction) {
1244             // Clear the column-widths from the viewproperties and turn on
1245             // the automatic resizing of the columns
1246             props.setHeaderColumnWidths(QList<int>());
1247             header->setAutomaticColumnResizing(true);
1248         } else if (action == customWidthsAction) {
1249             // Apply the current column-widths as custom column-widths and turn
1250             // off the automatic resizing of the columns
1251             QList<int> columnWidths;
1252             const auto visibleRoles = view->visibleRoles();
1253             columnWidths.reserve(visibleRoles.count());
1254             for (const QByteArray &role : visibleRoles) {
1255                 columnWidths.append(header->columnWidth(role));
1256             }
1257             props.setHeaderColumnWidths(columnWidths);
1258             header->setAutomaticColumnResizing(false);
1259         } else if (action == toggleSidePaddingAction) {
1260             header->setSidePadding(toggleSidePaddingAction->isChecked() ? 20 : 0);
1261         } else {
1262             // Show or hide the selected role
1263             const QByteArray selectedRole = action->data().toByteArray();
1264
1265             QList<QByteArray> visibleRoles = view->visibleRoles();
1266             if (action->isChecked()) {
1267                 visibleRoles.append(selectedRole);
1268             } else {
1269                 visibleRoles.removeOne(selectedRole);
1270             }
1271
1272             view->setVisibleRoles(visibleRoles);
1273             props.setVisibleRoles(visibleRoles);
1274
1275             QList<int> columnWidths;
1276             if (!header->automaticColumnResizing()) {
1277                 const auto visibleRoles = view->visibleRoles();
1278                 columnWidths.reserve(visibleRoles.count());
1279                 for (const QByteArray &role : visibleRoles) {
1280                     columnWidths.append(header->columnWidth(role));
1281                 }
1282             }
1283             props.setHeaderColumnWidths(columnWidths);
1284         }
1285     }
1286
1287     delete menu;
1288 }
1289
1290 void DolphinView::slotHeaderColumnWidthChangeFinished(const QByteArray &role, qreal current)
1291 {
1292     const QList<QByteArray> visibleRoles = m_view->visibleRoles();
1293
1294     ViewProperties props(viewPropertiesUrl());
1295     QList<int> columnWidths = props.headerColumnWidths();
1296     if (columnWidths.count() != visibleRoles.count()) {
1297         columnWidths.clear();
1298         columnWidths.reserve(visibleRoles.count());
1299         const KItemListHeader *header = m_view->header();
1300         for (const QByteArray &role : visibleRoles) {
1301             const int width = header->columnWidth(role);
1302             columnWidths.append(width);
1303         }
1304     }
1305
1306     const int roleIndex = visibleRoles.indexOf(role);
1307     Q_ASSERT(roleIndex >= 0 && roleIndex < columnWidths.count());
1308     columnWidths[roleIndex] = current;
1309
1310     props.setHeaderColumnWidths(columnWidths);
1311 }
1312
1313 void DolphinView::slotSidePaddingWidthChanged(qreal width)
1314 {
1315     ViewProperties props(viewPropertiesUrl());
1316     DetailsModeSettings::setSidePadding(int(width));
1317     m_view->writeSettings();
1318 }
1319
1320 void DolphinView::slotItemHovered(int index)
1321 {
1322     const KFileItem item = m_model->fileItem(index);
1323
1324     if (GeneralSettings::showToolTips() && !m_dragging) {
1325         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
1326         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
1327         itemRect.moveTo(pos);
1328
1329 #if HAVE_BALOO
1330         auto nativeParent = nativeParentWidget();
1331         if (nativeParent) {
1332             m_toolTipManager->showToolTip(item, itemRect, nativeParent->windowHandle());
1333         }
1334 #endif
1335     }
1336
1337     Q_EMIT requestItemInfo(item);
1338 }
1339
1340 void DolphinView::slotItemUnhovered(int index)
1341 {
1342     Q_UNUSED(index)
1343     hideToolTip();
1344     Q_EMIT requestItemInfo(KFileItem());
1345 }
1346
1347 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent *event)
1348 {
1349     QUrl destUrl;
1350     KFileItem destItem = m_model->fileItem(index);
1351     if (destItem.isNull() || (!destItem.isDir() && !destItem.isDesktopFile())) {
1352         // Use the URL of the view as drop target if the item is no directory
1353         // or desktop-file
1354         destItem = m_model->rootItem();
1355         destUrl = url();
1356     } else {
1357         // The item represents a directory or desktop-file
1358         destUrl = destItem.mostLocalUrl();
1359     }
1360
1361     QDropEvent dropEvent(event->pos().toPoint(), event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());
1362     dropUrls(destUrl, &dropEvent, this);
1363
1364     setActive(true);
1365 }
1366
1367 void DolphinView::dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget)
1368 {
1369     KIO::DropJob *job = DragAndDropHelper::dropUrls(destUrl, dropEvent, dropWidget);
1370
1371     if (job) {
1372         connect(job, &KIO::DropJob::result, this, &DolphinView::slotJobResult);
1373
1374         if (destUrl == url()) {
1375             // Mark the dropped urls as selected.
1376             m_clearSelectionBeforeSelectingNewItems = true;
1377             m_markFirstNewlySelectedItemAsCurrent = true;
1378             m_selectJobCreatedItems = true;
1379             connect(job, &KIO::DropJob::itemCreated, this, &DolphinView::slotItemCreated);
1380             connect(job, &KIO::DropJob::copyJobStarted, this, [this](const KIO::CopyJob *copyJob) {
1381                 connect(copyJob, &KIO::CopyJob::copying, this, &DolphinView::slotItemCreatedFromJob);
1382                 connect(copyJob, &KIO::CopyJob::moving, this, &DolphinView::slotItemCreatedFromJob);
1383                 connect(copyJob, &KIO::CopyJob::linking, this, [this](KIO::Job *job, const QString &src, const QUrl &dest) {
1384                     Q_UNUSED(job)
1385                     Q_UNUSED(src)
1386                     slotItemCreated(dest);
1387                 });
1388             });
1389         }
1390     }
1391 }
1392
1393 void DolphinView::slotModelChanged(KItemModelBase *current, KItemModelBase *previous)
1394 {
1395     if (previous != nullptr) {
1396         Q_ASSERT(qobject_cast<KFileItemModel *>(previous));
1397         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(previous);
1398         disconnect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1399         m_versionControlObserver->setModel(nullptr);
1400     }
1401
1402     if (current) {
1403         Q_ASSERT(qobject_cast<KFileItemModel *>(current));
1404         KFileItemModel *fileItemModel = static_cast<KFileItemModel *>(current);
1405         connect(fileItemModel, &KFileItemModel::directoryLoadingCompleted, this, &DolphinView::slotDirectoryLoadingCompleted);
1406         m_versionControlObserver->setModel(fileItemModel);
1407     }
1408 }
1409
1410 void DolphinView::slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons)
1411 {
1412     Q_UNUSED(itemIndex)
1413
1414     hideToolTip();
1415
1416     if (buttons & Qt::BackButton) {
1417         Q_EMIT goBackRequested();
1418     } else if (buttons & Qt::ForwardButton) {
1419         Q_EMIT goForwardRequested();
1420     }
1421 }
1422
1423 void DolphinView::slotSelectedItemTextPressed(int index)
1424 {
1425     if (GeneralSettings::renameInline() && !m_view->style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick)) {
1426         const KFileItem item = m_model->fileItem(index);
1427         const KFileItemListProperties capabilities(KFileItemList() << item);
1428         if (capabilities.supportsMoving()) {
1429             m_twoClicksRenamingItemUrl = item.url();
1430             m_twoClicksRenamingTimer->start(QApplication::doubleClickInterval());
1431         }
1432     }
1433 }
1434
1435 void DolphinView::slotItemCreatedFromJob(KIO::Job *, const QUrl &, const QUrl &to)
1436 {
1437     slotItemCreated(to);
1438 }
1439
1440 void DolphinView::slotItemCreated(const QUrl &url)
1441 {
1442     if (m_markFirstNewlySelectedItemAsCurrent) {
1443         markUrlAsCurrent(url);
1444         m_markFirstNewlySelectedItemAsCurrent = false;
1445     }
1446     if (m_selectJobCreatedItems && !m_selectedUrls.contains(url)) {
1447         m_selectedUrls << url;
1448     }
1449 }
1450
1451 void DolphinView::slotJobResult(KJob *job)
1452 {
1453     if (job->error() && job->error() != KIO::ERR_USER_CANCELED) {
1454         Q_EMIT errorMessage(job->errorString());
1455     }
1456     if (!m_selectJobCreatedItems) {
1457         m_selectedUrls.clear();
1458         return;
1459     }
1460     if (!m_selectedUrls.isEmpty()) {
1461         m_selectedUrls = KDirModel::simplifiedUrlList(m_selectedUrls);
1462
1463         updateSelectionState();
1464         if (!m_selectedUrls.isEmpty()) {
1465             // not all urls were found, the model may not be up to date
1466             // TODO KF6 replace with Qt::singleShotConnection
1467             QMetaObject::Connection *const connection = new QMetaObject::Connection;
1468             *connection = connect(
1469                 m_model,
1470                 &KFileItemModel::directoryLoadingCompleted,
1471                 this,
1472                 [this, connection]() {
1473                     // the model should now contain all the items created by the job
1474                     updateSelectionState();
1475                     m_selectJobCreatedItems = false;
1476                     m_selectedUrls.clear();
1477                     QObject::disconnect(*connection);
1478                     delete connection;
1479                 },
1480                 Qt::UniqueConnection);
1481         } else {
1482             m_selectJobCreatedItems = false;
1483             m_selectedUrls.clear();
1484         }
1485     }
1486 }
1487
1488 void DolphinView::slotSelectionChanged(const KItemSet &current, const KItemSet &previous)
1489 {
1490     m_selectNextItem = false;
1491     const int currentCount = current.count();
1492     const int previousCount = previous.count();
1493     const bool selectionStateChanged = (currentCount == 0 && previousCount > 0) || (currentCount > 0 && previousCount == 0);
1494
1495     // If nothing has been selected before and something got selected (or if something
1496     // was selected before and now nothing is selected) the selectionChangedSignal must
1497     // be emitted asynchronously as fast as possible to update the edit-actions.
1498     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
1499     m_selectionChangedTimer->start();
1500 }
1501
1502 void DolphinView::emitSelectionChangedSignal()
1503 {
1504     m_selectionChangedTimer->stop();
1505     Q_EMIT selectionChanged(selectedItems());
1506 }
1507
1508 void DolphinView::slotStatJobResult(KJob *job)
1509 {
1510     int folderCount = 0;
1511     int fileCount = 0;
1512     KIO::filesize_t totalFileSize = 0;
1513     bool countFileSize = true;
1514
1515     const auto entry = static_cast<KIO::StatJob *>(job)->statResult();
1516     if (entry.contains(KIO::UDSEntry::UDS_RECURSIVE_SIZE)) {
1517         // We have a precomputed value.
1518         totalFileSize = static_cast<KIO::filesize_t>(entry.numberValue(KIO::UDSEntry::UDS_RECURSIVE_SIZE));
1519         countFileSize = false;
1520     }
1521
1522     const int itemCount = m_model->count();
1523     for (int i = 0; i < itemCount; ++i) {
1524         const KFileItem item = m_model->fileItem(i);
1525         if (item.isDir()) {
1526             ++folderCount;
1527         } else {
1528             ++fileCount;
1529             if (countFileSize) {
1530                 totalFileSize += item.size();
1531             }
1532         }
1533     }
1534     emitStatusBarText(folderCount, fileCount, totalFileSize, NoSelection);
1535 }
1536
1537 void DolphinView::updateSortRole(const QByteArray &role)
1538 {
1539     ViewProperties props(viewPropertiesUrl());
1540     props.setSortRole(role);
1541
1542     KItemModelBase *model = m_container->controller()->model();
1543     model->setSortRole(role);
1544
1545     Q_EMIT sortRoleChanged(role);
1546 }
1547
1548 void DolphinView::updateSortOrder(Qt::SortOrder order)
1549 {
1550     ViewProperties props(viewPropertiesUrl());
1551     props.setSortOrder(order);
1552
1553     m_model->setSortOrder(order);
1554
1555     Q_EMIT sortOrderChanged(order);
1556 }
1557
1558 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
1559 {
1560     ViewProperties props(viewPropertiesUrl());
1561     props.setSortFoldersFirst(foldersFirst);
1562
1563     m_model->setSortDirectoriesFirst(foldersFirst);
1564
1565     Q_EMIT sortFoldersFirstChanged(foldersFirst);
1566 }
1567
1568 void DolphinView::updateSortHiddenLast(bool hiddenLast)
1569 {
1570     ViewProperties props(viewPropertiesUrl());
1571     props.setSortHiddenLast(hiddenLast);
1572
1573     m_model->setSortHiddenLast(hiddenLast);
1574
1575     Q_EMIT sortHiddenLastChanged(hiddenLast);
1576 }
1577
1578 QPair<bool, QString> DolphinView::pasteInfo() const
1579 {
1580     const QMimeData *mimeData = QApplication::clipboard()->mimeData();
1581     QPair<bool, QString> info;
1582     info.second = KIO::pasteActionText(mimeData, &info.first, rootItem());
1583     return info;
1584 }
1585
1586 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1587 {
1588     m_tabsForFiles = tabsForFiles;
1589 }
1590
1591 bool DolphinView::isTabsForFilesEnabled() const
1592 {
1593     return m_tabsForFiles;
1594 }
1595
1596 bool DolphinView::itemsExpandable() const
1597 {
1598     return m_mode == DetailsView;
1599 }
1600
1601 bool DolphinView::isExpanded(const KFileItem &item) const
1602 {
1603     Q_ASSERT(item.isDir());
1604     Q_ASSERT(items().contains(item));
1605     if (!itemsExpandable()) {
1606         return false;
1607     }
1608     return m_model->isExpanded(m_model->index(item));
1609 }
1610
1611 void DolphinView::restoreState(QDataStream &stream)
1612 {
1613     // Read the version number of the view state and check if the version is supported.
1614     quint32 version = 0;
1615     stream >> version;
1616     if (version != 1) {
1617         // The version of the view state isn't supported, we can't restore it.
1618         return;
1619     }
1620
1621     // Restore the current item that had the keyboard focus
1622     stream >> m_currentItemUrl;
1623
1624     // Restore the previously selected items
1625     stream >> m_selectedUrls;
1626
1627     // Restore the view position
1628     stream >> m_restoredContentsPosition;
1629
1630     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
1631     QSet<QUrl> urls;
1632     stream >> urls;
1633     m_model->restoreExpandedDirectories(urls);
1634 }
1635
1636 void DolphinView::saveState(QDataStream &stream)
1637 {
1638     stream << quint32(1); // View state version
1639
1640     // Save the current item that has the keyboard focus
1641     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
1642     if (currentIndex != -1) {
1643         KFileItem item = m_model->fileItem(currentIndex);
1644         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
1645         QUrl currentItemUrl = item.url();
1646         stream << currentItemUrl;
1647     } else {
1648         stream << QUrl();
1649     }
1650
1651     // Save the selected urls
1652     stream << selectedItems().urlList();
1653
1654     // Save view position
1655     const qreal x = m_container->horizontalScrollBar()->value();
1656     const qreal y = m_container->verticalScrollBar()->value();
1657     stream << QPoint(x, y);
1658
1659     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
1660     stream << m_model->expandedDirectories();
1661 }
1662
1663 KFileItem DolphinView::rootItem() const
1664 {
1665     return m_model->rootItem();
1666 }
1667
1668 void DolphinView::setViewPropertiesContext(const QString &context)
1669 {
1670     m_viewPropertiesContext = context;
1671 }
1672
1673 QString DolphinView::viewPropertiesContext() const
1674 {
1675     return m_viewPropertiesContext;
1676 }
1677
1678 QUrl DolphinView::openItemAsFolderUrl(const KFileItem &item, const bool browseThroughArchives)
1679 {
1680     if (item.isNull()) {
1681         return QUrl();
1682     }
1683
1684     QUrl url = item.targetUrl();
1685
1686     if (item.isDir()) {
1687         return url;
1688     }
1689
1690     if (item.isMimeTypeKnown()) {
1691         const QString &mimetype = item.mimetype();
1692
1693         if (browseThroughArchives && item.isFile() && url.isLocalFile()) {
1694             // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
1695             // zip:/<path>/ when clicking on a zip file, etc.
1696             // The .protocol file specifies the mimetype that the kioslave handles.
1697             // Note that we don't use mimetype inheritance since we don't want to
1698             // open OpenDocument files as zip folders...
1699             const QString &protocol = KProtocolManager::protocolForArchiveMimetype(mimetype);
1700             if (!protocol.isEmpty()) {
1701                 url.setScheme(protocol);
1702                 return url;
1703             }
1704         }
1705
1706         if (mimetype == QLatin1String("application/x-desktop")) {
1707             // Redirect to the URL in Type=Link desktop files, unless it is a http(s) URL.
1708             KDesktopFile desktopFile(url.toLocalFile());
1709             if (desktopFile.hasLinkType()) {
1710                 const QString linkUrl = desktopFile.readUrl();
1711                 if (!linkUrl.startsWith(QLatin1String("http"))) {
1712                     return QUrl::fromUserInput(linkUrl);
1713                 }
1714             }
1715         }
1716     }
1717
1718     return QUrl();
1719 }
1720
1721 void DolphinView::resetZoomLevel()
1722 {
1723     ViewModeSettings settings{m_mode};
1724     settings.useDefaults(true);
1725     const int defaultIconSize = settings.iconSize();
1726     settings.useDefaults(false);
1727
1728     setZoomLevel(ZoomLevelInfo::zoomLevelForIconSize(QSize(defaultIconSize, defaultIconSize)));
1729 }
1730
1731 void DolphinView::observeCreatedItem(const QUrl &url)
1732 {
1733     if (m_active) {
1734         forceUrlsSelection(url, {url});
1735     }
1736 }
1737
1738 void DolphinView::slotDirectoryRedirection(const QUrl &oldUrl, const QUrl &newUrl)
1739 {
1740     if (oldUrl.matches(url(), QUrl::StripTrailingSlash)) {
1741         Q_EMIT redirection(oldUrl, newUrl);
1742         m_url = newUrl; // #186947
1743     }
1744 }
1745
1746 void DolphinView::updateSelectionState()
1747 {
1748     if (!m_selectedUrls.isEmpty()) {
1749         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1750
1751         // if there is a selection already, leave it that way
1752         // unless some drop/paste job are in the process of creating items
1753         if (!selectionManager->hasSelection() || m_selectJobCreatedItems) {
1754             if (m_clearSelectionBeforeSelectingNewItems) {
1755                 selectionManager->clearSelection();
1756                 m_clearSelectionBeforeSelectingNewItems = false;
1757             }
1758
1759             KItemSet selectedItems = selectionManager->selectedItems();
1760
1761             QList<QUrl>::iterator it = m_selectedUrls.begin();
1762             while (it != m_selectedUrls.end()) {
1763                 const int index = m_model->index(*it);
1764                 if (index >= 0) {
1765                     selectedItems.insert(index);
1766                     it = m_selectedUrls.erase(it);
1767                 } else {
1768                     ++it;
1769                 }
1770             }
1771
1772             if (!selectedItems.isEmpty()) {
1773                 selectionManager->beginAnchoredSelection(selectionManager->currentItem());
1774                 selectionManager->setSelectedItems(selectedItems);
1775             }
1776         }
1777     }
1778 }
1779
1780 void DolphinView::updateViewState()
1781 {
1782     if (m_currentItemUrl != QUrl()) {
1783         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1784
1785         // if there is a selection already, leave it that way
1786         if (!selectionManager->hasSelection()) {
1787             const int currentIndex = m_model->index(m_currentItemUrl);
1788             if (currentIndex != -1) {
1789                 selectionManager->setCurrentItem(currentIndex);
1790
1791                 // scroll to current item and reset the state
1792                 if (m_scrollToCurrentItem) {
1793                     m_view->scrollToItem(currentIndex);
1794                     m_scrollToCurrentItem = false;
1795                 }
1796                 m_currentItemUrl = QUrl();
1797             } else {
1798                 selectionManager->setCurrentItem(0);
1799             }
1800         } else {
1801             m_currentItemUrl = QUrl();
1802         }
1803     }
1804
1805     if (!m_restoredContentsPosition.isNull()) {
1806         const int x = m_restoredContentsPosition.x();
1807         const int y = m_restoredContentsPosition.y();
1808         m_restoredContentsPosition = QPoint();
1809
1810         m_container->horizontalScrollBar()->setValue(x);
1811         m_container->verticalScrollBar()->setValue(y);
1812     }
1813
1814     updateSelectionState();
1815 }
1816
1817 void DolphinView::hideToolTip(const ToolTipManager::HideBehavior behavior)
1818 {
1819     if (GeneralSettings::showToolTips()) {
1820 #if HAVE_BALOO
1821         m_toolTipManager->hideToolTip(behavior);
1822 #else
1823         Q_UNUSED(behavior)
1824 #endif
1825     } else if (m_mode == DolphinView::IconsView) {
1826         QToolTip::hideText();
1827     }
1828 }
1829
1830 bool DolphinView::handleSpaceAsNormalKey() const
1831 {
1832     return !m_container->hasFocus() || m_container->controller()->isSearchAsYouTypeActive();
1833 }
1834
1835 void DolphinView::slotTwoClicksRenamingTimerTimeout()
1836 {
1837     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1838
1839     // verify that only one item is selected
1840     if (selectionManager->selectedItems().count() == 1) {
1841         const int index = selectionManager->currentItem();
1842         const QUrl fileItemUrl = m_model->fileItem(index).url();
1843
1844         // check if the selected item was the same item that started the twoClicksRenaming
1845         if (fileItemUrl.isValid() && m_twoClicksRenamingItemUrl == fileItemUrl) {
1846             renameSelectedItems();
1847         }
1848     }
1849 }
1850
1851 void DolphinView::slotTrashFileFinished(KJob *job)
1852 {
1853     if (job->error() == 0) {
1854         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1855         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Trash operation completed."));
1856     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1857         Q_EMIT errorMessage(job->errorString());
1858     }
1859 }
1860
1861 void DolphinView::slotDeleteFileFinished(KJob *job)
1862 {
1863     if (job->error() == 0) {
1864         selectNextItem(); // Fixes BUG: 419914 via selecting next item
1865         Q_EMIT operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1866     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1867         Q_EMIT errorMessage(job->errorString());
1868     }
1869 }
1870
1871 void DolphinView::selectNextItem()
1872 {
1873     if (m_active && m_selectNextItem) {
1874         KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
1875         if (selectedItems().isEmpty()) {
1876             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1877             return;
1878         }
1879         const auto lastSelectedIndex = m_model->index(selectedItems().last());
1880         if (lastSelectedIndex < 0) {
1881             Q_ASSERT_X(false, "DolphinView", "Selecting the next item failed.");
1882             return;
1883         }
1884         auto nextItem = lastSelectedIndex + 1;
1885         if (nextItem >= itemsCount()) {
1886             nextItem = lastSelectedIndex - selectedItemsCount();
1887         }
1888         if (nextItem >= 0) {
1889             selectionManager->setSelected(nextItem, 1);
1890         }
1891         m_selectNextItem = false;
1892     }
1893 }
1894
1895 void DolphinView::slotRenamingResult(KJob *job)
1896 {
1897     if (job->error()) {
1898         KIO::CopyJob *copyJob = qobject_cast<KIO::CopyJob *>(job);
1899         Q_ASSERT(copyJob);
1900         const QUrl newUrl = copyJob->destUrl();
1901         const int index = m_model->index(newUrl);
1902         if (index >= 0) {
1903             QHash<QByteArray, QVariant> data;
1904             const QUrl oldUrl = copyJob->srcUrls().at(0);
1905             data.insert("text", oldUrl.fileName());
1906             m_model->setData(index, data);
1907         }
1908     }
1909 }
1910
1911 void DolphinView::slotDirectoryLoadingStarted()
1912 {
1913     m_loadingState = LoadingState::Loading;
1914     updatePlaceholderLabel();
1915
1916     // Disable the writestate temporary until it can be determined in a fast way
1917     // in DolphinView::slotDirectoryLoadingCompleted()
1918     if (m_isFolderWritable) {
1919         m_isFolderWritable = false;
1920         Q_EMIT writeStateChanged(m_isFolderWritable);
1921     }
1922
1923     Q_EMIT directoryLoadingStarted();
1924 }
1925
1926 void DolphinView::slotDirectoryLoadingCompleted()
1927 {
1928     m_loadingState = LoadingState::Completed;
1929
1930     // Update the view-state. This has to be done asynchronously
1931     // because the view might not be in its final state yet.
1932     QTimer::singleShot(0, this, &DolphinView::updateViewState);
1933
1934     // Update the placeholder label in case we found that the folder was empty
1935     // after loading it
1936
1937     Q_EMIT directoryLoadingCompleted();
1938
1939     updatePlaceholderLabel();
1940     updateWritableState();
1941 }
1942
1943 void DolphinView::slotDirectoryLoadingCanceled()
1944 {
1945     m_loadingState = LoadingState::Canceled;
1946
1947     updatePlaceholderLabel();
1948
1949     Q_EMIT directoryLoadingCanceled();
1950 }
1951
1952 void DolphinView::slotItemsChanged()
1953 {
1954     m_assureVisibleCurrentIndex = false;
1955 }
1956
1957 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1958 {
1959     Q_UNUSED(previous)
1960     Q_ASSERT(m_model->sortOrder() == current);
1961
1962     ViewProperties props(viewPropertiesUrl());
1963     props.setSortOrder(current);
1964
1965     Q_EMIT sortOrderChanged(current);
1966 }
1967
1968 void DolphinView::slotSortRoleChangedByHeader(const QByteArray &current, const QByteArray &previous)
1969 {
1970     Q_UNUSED(previous)
1971     Q_ASSERT(m_model->sortRole() == current);
1972
1973     ViewProperties props(viewPropertiesUrl());
1974     props.setSortRole(current);
1975
1976     Q_EMIT sortRoleChanged(current);
1977 }
1978
1979 void DolphinView::slotVisibleRolesChangedByHeader(const QList<QByteArray> &current, const QList<QByteArray> &previous)
1980 {
1981     Q_UNUSED(previous)
1982     Q_ASSERT(m_container->controller()->view()->visibleRoles() == current);
1983
1984     const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
1985
1986     m_visibleRoles = current;
1987
1988     ViewProperties props(viewPropertiesUrl());
1989     props.setVisibleRoles(m_visibleRoles);
1990
1991     Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
1992 }
1993
1994 void DolphinView::slotRoleEditingCanceled()
1995 {
1996     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
1997 }
1998
1999 void DolphinView::slotRoleEditingFinished(int index, const QByteArray &role, const QVariant &value)
2000 {
2001     disconnect(m_view, &DolphinItemListView::roleEditingFinished, this, &DolphinView::slotRoleEditingFinished);
2002
2003     const KFileItemList items = selectedItems();
2004     if (items.count() != 1) {
2005         return;
2006     }
2007
2008     if (role == "text") {
2009         const KFileItem oldItem = items.first();
2010         const EditResult retVal = value.value<EditResult>();
2011         const QString newName = retVal.newName;
2012         if (!newName.isEmpty() && newName != oldItem.text() && newName != QLatin1Char('.') && newName != QLatin1String("..")) {
2013             const QUrl oldUrl = oldItem.url();
2014
2015             QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
2016             newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
2017
2018 #ifndef Q_OS_WIN
2019             // Confirm hiding file/directory by renaming inline
2020             if (!hiddenFilesShown() && newName.startsWith(QLatin1Char('.')) && !oldItem.name().startsWith(QLatin1Char('.'))) {
2021                 KGuiItem yesGuiItem(i18nc("@action:button", "Rename and Hide"), QStringLiteral("view-hidden"));
2022
2023 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
2024                 const auto code =
2025                     KMessageBox::questionTwoActions(this,
2026 #else
2027                 const auto code =
2028                     KMessageBox::questionYesNo(this,
2029 #endif
2030                                                     oldItem.isFile() ? i18n("Adding a dot to the beginning of this file's name will hide it from view.\n"
2031                                                                             "Do you still want to rename it?")
2032                                                                      : i18n("Adding a dot to the beginning of this folder's name will hide it from view.\n"
2033                                                                             "Do you still want to rename it?"),
2034                                                     oldItem.isFile() ? i18n("Hide this File?") : i18n("Hide this Folder?"),
2035                                                     yesGuiItem,
2036                                                     KStandardGuiItem::cancel(),
2037                                                     QStringLiteral("ConfirmHide"));
2038
2039 #if KWIDGETSADDONS_VERSION >= QT_VERSION_CHECK(5, 100, 0)
2040                 if (code == KMessageBox::SecondaryAction) {
2041 #else
2042                 if (code == KMessageBox::No) {
2043 #endif
2044                     return;
2045                 }
2046             }
2047 #endif
2048
2049             const bool newNameExistsAlready = (m_model->index(newUrl) >= 0);
2050             if (!newNameExistsAlready && m_model->index(oldUrl) == index) {
2051                 // Only change the data in the model if no item with the new name
2052                 // is in the model yet. If there is an item with the new name
2053                 // already, calling KIO::CopyJob will open a dialog
2054                 // asking for a new name, and KFileItemModel will update the
2055                 // data when the dir lister signals that the file name has changed.
2056                 QHash<QByteArray, QVariant> data;
2057                 data.insert(role, retVal.newName);
2058                 m_model->setData(index, data);
2059             }
2060
2061             KIO::Job *job = KIO::moveAs(oldUrl, newUrl);
2062             KJobWidgets::setWindow(job, this);
2063             KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
2064             job->uiDelegate()->setAutoErrorHandlingEnabled(true);
2065
2066             forceUrlsSelection(newUrl, {newUrl});
2067
2068             if (!newNameExistsAlready) {
2069                 // Only connect the result signal if there is no item with the new name
2070                 // in the model yet, see bug 328262.
2071                 connect(job, &KJob::result, this, &DolphinView::slotRenamingResult);
2072             }
2073         }
2074         if (retVal.direction != EditDone) {
2075             const short indexShift = retVal.direction == EditNext ? 1 : -1;
2076             m_container->controller()->selectionManager()->setSelected(index, 1, KItemListSelectionManager::Deselect);
2077             m_container->controller()->selectionManager()->setSelected(index + indexShift, 1, KItemListSelectionManager::Select);
2078             renameSelectedItems();
2079         }
2080     }
2081 }
2082
2083 void DolphinView::loadDirectory(const QUrl &url, bool reload)
2084 {
2085     if (!url.isValid()) {
2086         const QString location(url.toDisplayString(QUrl::PreferLocalFile));
2087         if (location.isEmpty()) {
2088             Q_EMIT errorMessage(i18nc("@info:status", "The location is empty."));
2089         } else {
2090             Q_EMIT errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
2091         }
2092         return;
2093     }
2094
2095     if (reload) {
2096         m_model->refreshDirectory(url);
2097     } else {
2098         m_model->loadDirectory(url);
2099     }
2100 }
2101
2102 void DolphinView::applyViewProperties()
2103 {
2104     const ViewProperties props(viewPropertiesUrl());
2105     applyViewProperties(props);
2106 }
2107
2108 void DolphinView::applyViewProperties(const ViewProperties &props)
2109 {
2110     m_view->beginTransaction();
2111
2112     const Mode mode = props.viewMode();
2113     if (m_mode != mode) {
2114         const Mode previousMode = m_mode;
2115         m_mode = mode;
2116
2117         // Changing the mode might result in changing
2118         // the zoom level. Remember the old zoom level so
2119         // that zoomLevelChanged() can get emitted.
2120         const int oldZoomLevel = m_view->zoomLevel();
2121         applyModeToView();
2122
2123         Q_EMIT modeChanged(m_mode, previousMode);
2124
2125         if (m_view->zoomLevel() != oldZoomLevel) {
2126             Q_EMIT zoomLevelChanged(m_view->zoomLevel(), oldZoomLevel);
2127         }
2128     }
2129
2130     const bool hiddenFilesShown = props.hiddenFilesShown();
2131     if (hiddenFilesShown != m_model->showHiddenFiles()) {
2132         m_model->setShowHiddenFiles(hiddenFilesShown);
2133         Q_EMIT hiddenFilesShownChanged(hiddenFilesShown);
2134     }
2135
2136     const bool groupedSorting = props.groupedSorting();
2137     if (groupedSorting != m_model->groupedSorting()) {
2138         m_model->setGroupedSorting(groupedSorting);
2139         Q_EMIT groupedSortingChanged(groupedSorting);
2140     }
2141
2142     const QByteArray sortRole = props.sortRole();
2143     if (sortRole != m_model->sortRole()) {
2144         m_model->setSortRole(sortRole);
2145         Q_EMIT sortRoleChanged(sortRole);
2146     }
2147
2148     const Qt::SortOrder sortOrder = props.sortOrder();
2149     if (sortOrder != m_model->sortOrder()) {
2150         m_model->setSortOrder(sortOrder);
2151         Q_EMIT sortOrderChanged(sortOrder);
2152     }
2153
2154     const bool sortFoldersFirst = props.sortFoldersFirst();
2155     if (sortFoldersFirst != m_model->sortDirectoriesFirst()) {
2156         m_model->setSortDirectoriesFirst(sortFoldersFirst);
2157         Q_EMIT sortFoldersFirstChanged(sortFoldersFirst);
2158     }
2159
2160     const bool sortHiddenLast = props.sortHiddenLast();
2161     if (sortHiddenLast != m_model->sortHiddenLast()) {
2162         m_model->setSortHiddenLast(sortHiddenLast);
2163         Q_EMIT sortHiddenLastChanged(sortHiddenLast);
2164     }
2165
2166     const QList<QByteArray> visibleRoles = props.visibleRoles();
2167     if (visibleRoles != m_visibleRoles) {
2168         const QList<QByteArray> previousVisibleRoles = m_visibleRoles;
2169         m_visibleRoles = visibleRoles;
2170         m_view->setVisibleRoles(visibleRoles);
2171         Q_EMIT visibleRolesChanged(m_visibleRoles, previousVisibleRoles);
2172     }
2173
2174     const bool previewsShown = props.previewsShown();
2175     if (previewsShown != m_view->previewsShown()) {
2176         const int oldZoomLevel = zoomLevel();
2177
2178         m_view->setPreviewsShown(previewsShown);
2179         Q_EMIT previewsShownChanged(previewsShown);
2180
2181         // Changing the preview-state might result in a changed zoom-level
2182         if (oldZoomLevel != zoomLevel()) {
2183             Q_EMIT zoomLevelChanged(zoomLevel(), oldZoomLevel);
2184         }
2185     }
2186
2187     KItemListView *itemListView = m_container->controller()->view();
2188     if (itemListView->isHeaderVisible()) {
2189         KItemListHeader *header = itemListView->header();
2190         const QList<int> headerColumnWidths = props.headerColumnWidths();
2191         const int rolesCount = m_visibleRoles.count();
2192         if (headerColumnWidths.count() == rolesCount) {
2193             header->setAutomaticColumnResizing(false);
2194
2195             QHash<QByteArray, qreal> columnWidths;
2196             for (int i = 0; i < rolesCount; ++i) {
2197                 columnWidths.insert(m_visibleRoles[i], headerColumnWidths[i]);
2198             }
2199             header->setColumnWidths(columnWidths);
2200         } else {
2201             header->setAutomaticColumnResizing(true);
2202         }
2203         header->setSidePadding(DetailsModeSettings::sidePadding());
2204     }
2205
2206     m_view->endTransaction();
2207 }
2208
2209 void DolphinView::applyModeToView()
2210 {
2211     switch (m_mode) {
2212     case IconsView:
2213         m_view->setItemLayout(KFileItemListView::IconsLayout);
2214         break;
2215     case CompactView:
2216         m_view->setItemLayout(KFileItemListView::CompactLayout);
2217         break;
2218     case DetailsView:
2219         m_view->setItemLayout(KFileItemListView::DetailsLayout);
2220         break;
2221     default:
2222         Q_ASSERT(false);
2223         break;
2224     }
2225 }
2226
2227 void DolphinView::pasteToUrl(const QUrl &url)
2228 {
2229     KIO::PasteJob *job = KIO::paste(QApplication::clipboard()->mimeData(), url);
2230     KJobWidgets::setWindow(job, this);
2231     m_clearSelectionBeforeSelectingNewItems = true;
2232     m_markFirstNewlySelectedItemAsCurrent = true;
2233     m_selectJobCreatedItems = true;
2234     // TODO KF6 use KIO::PasteJob::copyJobStarted to hook to earlier events copying/moving
2235     connect(job, &KIO::PasteJob::itemCreated, this, &DolphinView::slotItemCreated);
2236     connect(job, &KIO::PasteJob::result, this, &DolphinView::slotJobResult);
2237 }
2238
2239 QList<QUrl> DolphinView::simplifiedSelectedUrls() const
2240 {
2241     QList<QUrl> urls;
2242
2243     const KFileItemList items = selectedItems();
2244     urls.reserve(items.count());
2245     for (const KFileItem &item : items) {
2246         urls.append(item.url());
2247     }
2248
2249     if (itemsExpandable()) {
2250         // TODO: Check if we still need KDirModel for this in KDE 5.0
2251         urls = KDirModel::simplifiedUrlList(urls);
2252     }
2253
2254     return urls;
2255 }
2256
2257 QMimeData *DolphinView::selectionMimeData() const
2258 {
2259     const KItemListSelectionManager *selectionManager = m_container->controller()->selectionManager();
2260     const KItemSet selectedIndexes = selectionManager->selectedItems();
2261
2262     return m_model->createMimeData(selectedIndexes);
2263 }
2264
2265 void DolphinView::updateWritableState()
2266 {
2267     const bool wasFolderWritable = m_isFolderWritable;
2268     m_isFolderWritable = false;
2269
2270     KFileItem item = m_model->rootItem();
2271     if (item.isNull()) {
2272         // Try to find out if the URL is writable even if the "root item" is
2273         // null, see https://bugs.kde.org/show_bug.cgi?id=330001
2274         item = KFileItem(url());
2275         item.setDelayedMimeTypes(true);
2276     }
2277
2278     KFileItemListProperties capabilities(KFileItemList() << item);
2279     m_isFolderWritable = capabilities.supportsWriting();
2280
2281     if (m_isFolderWritable != wasFolderWritable) {
2282         Q_EMIT writeStateChanged(m_isFolderWritable);
2283     }
2284 }
2285
2286 QUrl DolphinView::viewPropertiesUrl() const
2287 {
2288     if (m_viewPropertiesContext.isEmpty()) {
2289         return m_url;
2290     }
2291
2292     QUrl url;
2293     url.setScheme(m_url.scheme());
2294     url.setPath(m_viewPropertiesContext);
2295     return url;
2296 }
2297
2298 void DolphinView::slotRenameDialogRenamingFinished(const QList<QUrl> &urls)
2299 {
2300     forceUrlsSelection(urls.first(), urls);
2301 }
2302
2303 void DolphinView::forceUrlsSelection(const QUrl &current, const QList<QUrl> &selected)
2304 {
2305     clearSelection();
2306     m_clearSelectionBeforeSelectingNewItems = true;
2307     markUrlAsCurrent(current);
2308     markUrlsAsSelected(selected);
2309 }
2310
2311 void DolphinView::copyPathToClipboard()
2312 {
2313     const KFileItemList list = selectedItems();
2314     if (list.isEmpty()) {
2315         return;
2316     }
2317     const KFileItem &item = list.at(0);
2318     QString path = item.localPath();
2319     if (path.isEmpty()) {
2320         path = item.url().toDisplayString();
2321     }
2322     QClipboard *clipboard = QApplication::clipboard();
2323     if (clipboard == nullptr) {
2324         return;
2325     }
2326     clipboard->setText(path);
2327 }
2328
2329 void DolphinView::slotIncreaseZoom()
2330 {
2331     setZoomLevel(zoomLevel() + 1);
2332 }
2333
2334 void DolphinView::slotDecreaseZoom()
2335 {
2336     setZoomLevel(zoomLevel() - 1);
2337 }
2338
2339 void DolphinView::slotSwipeUp()
2340 {
2341     Q_EMIT goUpRequested();
2342 }
2343
2344 void DolphinView::showLoadingPlaceholder()
2345 {
2346     m_placeholderLabel->setText(i18n("Loading…"));
2347     m_placeholderLabel->setVisible(true);
2348 }
2349
2350 void DolphinView::updatePlaceholderLabel()
2351 {
2352     m_showLoadingPlaceholderTimer->stop();
2353     if (itemsCount() > 0) {
2354         m_placeholderLabel->setVisible(false);
2355         return;
2356     }
2357
2358     if (m_loadingState == LoadingState::Loading) {
2359         m_placeholderLabel->setVisible(false);
2360         m_showLoadingPlaceholderTimer->start();
2361         return;
2362     }
2363
2364     if (m_loadingState == LoadingState::Canceled) {
2365         m_placeholderLabel->setText(i18n("Loading canceled"));
2366     } else if (!nameFilter().isEmpty()) {
2367         m_placeholderLabel->setText(i18n("No items matching the filter"));
2368     } else if (m_url.scheme() == QLatin1String("baloosearch") || m_url.scheme() == QLatin1String("filenamesearch")) {
2369         m_placeholderLabel->setText(i18n("No items matching the search"));
2370     } else if (m_url.scheme() == QLatin1String("trash") && m_url.path() == QLatin1String("/")) {
2371         m_placeholderLabel->setText(i18n("Trash is empty"));
2372     } else if (m_url.scheme() == QLatin1String("tags")) {
2373         if (m_url.path() == QLatin1Char('/')) {
2374             m_placeholderLabel->setText(i18n("No tags"));
2375         } else {
2376             const QString tagName = m_url.path().mid(1); // Remove leading /
2377             m_placeholderLabel->setText(i18n("No files tagged with \"%1\"", tagName));
2378         }
2379
2380     } else if (m_url.scheme() == QLatin1String("recentlyused")) {
2381         m_placeholderLabel->setText(i18n("No recently used items"));
2382     } else if (m_url.scheme() == QLatin1String("smb")) {
2383         m_placeholderLabel->setText(i18n("No shared folders found"));
2384     } else if (m_url.scheme() == QLatin1String("network")) {
2385         m_placeholderLabel->setText(i18n("No relevant network resources found"));
2386     } else if (m_url.scheme() == QLatin1String("mtp") && m_url.path() == QLatin1String("/")) {
2387         m_placeholderLabel->setText(i18n("No MTP-compatible devices found"));
2388     } else if (m_url.scheme() == QLatin1String("afc") && m_url.path() == QLatin1String("/")) {
2389         m_placeholderLabel->setText(i18n("No Apple devices found"));
2390     } else if (m_url.scheme() == QLatin1String("bluetooth")) {
2391         m_placeholderLabel->setText(i18n("No Bluetooth devices found"));
2392     } else {
2393         m_placeholderLabel->setText(i18n("Folder is empty"));
2394     }
2395
2396     m_placeholderLabel->setVisible(true);
2397 }
2398
2399 bool DolphinView::tryShowNameToolTip(QHelpEvent *event)
2400 {
2401     if (!GeneralSettings::showToolTips() && m_mode == DolphinView::IconsView) {
2402         const std::optional<int> index = m_view->itemAt(event->pos());
2403
2404         if (!index.has_value()) {
2405             return false;
2406         }
2407
2408         // Check whether the filename has been elided
2409         const bool isElided = m_view->isElided(index.value());
2410
2411         if (isElided) {
2412             const KFileItem item = m_model->fileItem(index.value());
2413             const QString text = item.text();
2414             const QPoint pos = mapToGlobal(event->pos());
2415             QToolTip::showText(pos, text);
2416             return true;
2417         }
2418     }
2419     return false;
2420 }