src/views/dolphinview.cpp

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