src/views/dolphinviewactionhandler.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2008 David Faure <faure@kde.org>
   3  * SPDX-FileCopyrightText: 2012 Peter Penz <peter.penz19@gmail.com>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphinviewactionhandler.h"
   9
  10 #include "dolphindebug.h"
  11 #include "kitemviews/kfileitemmodel.h"
  12 #include "settings/viewpropertiesdialog.h"
  13 #include "views/zoomlevelinfo.h"
  14
  15 #ifdef HAVE_BALOO
  16 #include <Baloo/IndexerConfig>
  17 #endif
  18 #include <KActionCollection>
  19 #include <KActionMenu>
  20 #include <KLocalizedString>
  21 #include <KNewFileMenu>
  22 #include <KPropertiesDialog>
  23 #include <KProtocolManager>
  24 #include <QMenu>
  25 #include <QPointer>
  26
  27 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent) :
  28     QObject(parent),
  29     m_actionCollection(collection),
  30     m_currentView(nullptr),
  31     m_sortByActions(),
  32     m_visibleRoles()
  33 {
  34     Q_ASSERT(m_actionCollection);
  35     createActions();
  36 }
  37
  38 void DolphinViewActionHandler::setCurrentView(DolphinView* view)
  39 {
  40     Q_ASSERT(view);
  41
  42     if (m_currentView) {
  43         disconnect(m_currentView, nullptr, this, nullptr);
  44     }
  45
  46     m_currentView = view;
  47
  48     connect(view, &DolphinView::modeChanged,
  49             this, &DolphinViewActionHandler::updateViewActions);
  50     connect(view, &DolphinView::previewsShownChanged,
  51             this, &DolphinViewActionHandler::slotPreviewsShownChanged);
  52     connect(view, &DolphinView::sortOrderChanged,
  53             this, &DolphinViewActionHandler::slotSortOrderChanged);
  54     connect(view, &DolphinView::sortFoldersFirstChanged,
  55             this, &DolphinViewActionHandler::slotSortFoldersFirstChanged);
  56     connect(view, &DolphinView::visibleRolesChanged,
  57             this, &DolphinViewActionHandler::slotVisibleRolesChanged);
  58     connect(view, &DolphinView::groupedSortingChanged,
  59             this, &DolphinViewActionHandler::slotGroupedSortingChanged);
  60     connect(view, &DolphinView::hiddenFilesShownChanged,
  61             this, &DolphinViewActionHandler::slotHiddenFilesShownChanged);
  62     connect(view, &DolphinView::sortRoleChanged,
  63             this, &DolphinViewActionHandler::slotSortRoleChanged);
  64     connect(view, &DolphinView::zoomLevelChanged,
  65             this, &DolphinViewActionHandler::slotZoomLevelChanged);
  66     connect(view, &DolphinView::writeStateChanged,
  67             this, &DolphinViewActionHandler::slotWriteStateChanged);
  68 }
  69
  70 DolphinView* DolphinViewActionHandler::currentView()
  71 {
  72     return m_currentView;
  73 }
  74
  75 void DolphinViewActionHandler::createActions()
  76 {
  77     // This action doesn't appear in the GUI, it's for the shortcut only.
  78     // KNewFileMenu takes care of the GUI stuff.
  79     QAction* newDirAction = m_actionCollection->addAction(QStringLiteral("create_dir"));
  80     newDirAction->setText(i18nc("@action", "Create Folder..."));
  81 #if KCONFIG_VERSION >= QT_VERSION_CHECK(5, 74, 0)
  82     m_actionCollection->setDefaultShortcuts(newDirAction, KStandardShortcut::createFolder());
  83 #else
  84     m_actionCollection->setDefaultShortcut(newDirAction, Qt::Key_F10);
  85 #endif
  86     newDirAction->setIcon(QIcon::fromTheme(QStringLiteral("folder-new")));
  87     newDirAction->setEnabled(false);    // Will be enabled in slotWriteStateChanged(bool) if the current URL is writable
  88     connect(newDirAction, &QAction::triggered, this, &DolphinViewActionHandler::createDirectoryTriggered);
  89
  90     // File menu
  91
  92     auto renameAction = KStandardAction::renameFile(this, &DolphinViewActionHandler::slotRename, m_actionCollection);
  93     renameAction->setWhatsThis(xi18nc("@info:whatsthis", "This renames the "
  94         "items in your current selection.<nl/>Renaming multiple items "
  95         "at once amounts to their new names differing only in a number."));
  96
  97     auto trashAction = KStandardAction::moveToTrash(this, &DolphinViewActionHandler::slotTrashActivated, m_actionCollection);
  98     auto trashShortcuts = trashAction->shortcuts();
  99     if (!trashShortcuts.contains(QKeySequence::Delete)) {
 100         trashShortcuts.append(QKeySequence::Delete);
 101         m_actionCollection->setDefaultShortcuts(trashAction, trashShortcuts);
 102     }
 103     trashAction->setWhatsThis(xi18nc("@info:whatsthis", "This moves the "
 104         "items in your current selection to the <filename>Trash"
 105         "</filename>.<nl/>The trash is a temporary storage where "
 106         "items can be deleted from if disk space is needed."));
 107
 108     auto deleteAction = KStandardAction::deleteFile(this, &DolphinViewActionHandler::slotDeleteItems, m_actionCollection);
 109     auto deleteShortcuts = deleteAction->shortcuts();
 110     if (!deleteShortcuts.contains(Qt::SHIFT | Qt::Key_Delete)) {
 111         deleteShortcuts.append(Qt::SHIFT | Qt::Key_Delete);
 112         m_actionCollection->setDefaultShortcuts(deleteAction, deleteShortcuts);
 113     }
 114     deleteAction->setWhatsThis(xi18nc("@info:whatsthis", "This deletes "
 115         "the items in your current selection completely. They can "
 116         "not be recovered by normal means."));
 117
 118     // This action is useful for being enabled when KStandardAction::MoveToTrash should be
 119     // disabled and KStandardAction::DeleteFile is enabled (e.g. non-local files), so that Key_Del
 120     // can be used for deleting the file (#76016). It needs to be a separate action
 121     // so that the Edit menu isn't affected.
 122     QAction* deleteWithTrashShortcut = m_actionCollection->addAction(QStringLiteral("delete_shortcut"));
 123     // The descriptive text is just for the shortcuts editor.
 124     deleteWithTrashShortcut->setText(i18nc("@action \"Move to Trash\" for non-local files, etc.", "Delete (using shortcut for Trash)"));
 125     m_actionCollection->setDefaultShortcuts(deleteWithTrashShortcut, KStandardShortcut::moveToTrash());
 126     deleteWithTrashShortcut->setEnabled(false);
 127     connect(deleteWithTrashShortcut, &QAction::triggered, this, &DolphinViewActionHandler::slotDeleteItems);
 128
 129     QAction* duplicateAction = m_actionCollection->addAction(QStringLiteral("duplicate"));
 130     duplicateAction->setText(i18nc("@action:inmenu File", "Duplicate Here"));
 131     duplicateAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-duplicate")));
 132     m_actionCollection->setDefaultShortcut(duplicateAction, Qt::CTRL | Qt::Key_D);
 133     duplicateAction->setEnabled(false);
 134     connect(duplicateAction, &QAction::triggered, this, &DolphinViewActionHandler::slotDuplicate);
 135
 136     QAction *propertiesAction = m_actionCollection->addAction( QStringLiteral("properties") );
 137     // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
 138     propertiesAction->setText( i18nc("@action:inmenu File", "Properties") );
 139     propertiesAction->setWhatsThis(xi18nc("@info:whatsthis properties",
 140         "This shows a complete list of properties of the currently "
 141         "selected items in a new window.<nl/>If nothing is selected the "
 142         "window will be about the currently viewed folder instead.<nl/>"
 143         "You can configure advanced options there like managing "
 144         "read- and write-permissions."));
 145     propertiesAction->setIcon(QIcon::fromTheme(QStringLiteral("document-properties")));
 146     m_actionCollection->setDefaultShortcuts(propertiesAction, {Qt::ALT + Qt::Key_Return, Qt::ALT + Qt::Key_Enter});
 147     connect(propertiesAction, &QAction::triggered, this, &DolphinViewActionHandler::slotProperties);
 148
 149     QAction *copyPathAction = m_actionCollection->addAction( QStringLiteral("copy_location") );
 150     copyPathAction->setText(i18nc("@action:incontextmenu", "Copy Location"));
 151     copyPathAction->setWhatsThis(i18nc("@info:whatsthis copy_location",
 152                                           "This will copy the path of the first selected item into the clipboard."
 153                                 ));
 154
 155     copyPathAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));
 156     m_actionCollection->setDefaultShortcuts(copyPathAction, {Qt::CTRL + Qt::SHIFT + Qt::Key_C});
 157     connect(copyPathAction, &QAction::triggered, this, &DolphinViewActionHandler::slotCopyPath);
 158
 159
 160     // View menu
 161     KToggleAction* iconsAction = iconsModeAction();
 162     KToggleAction* compactAction = compactModeAction();
 163     KToggleAction* detailsAction = detailsModeAction();
 164
 165     iconsAction->setWhatsThis(xi18nc("@info:whatsthis Icons view mode",
 166         "<para>This switches to a view mode that focuses on the folder "
 167         "and file icons. This mode makes it easy to distinguish folders "
 168         "from files and to detect items with distinctive <emphasis>"
 169         "file types</emphasis>.</para><para> This mode is handy to "
 170         "browse through pictures when the <interface>Preview"
 171         "</interface> option is enabled.</para>"));
 172     compactAction->setWhatsThis(xi18nc("@info:whatsthis Compact view mode",
 173         "<para>This switches to a compact view mode that lists the folders "
 174         "and files in columns with the names beside the icons.</para><para>"
 175         "This helps to keep the overview in folders with many items.</para>"));
 176     detailsAction->setWhatsThis(xi18nc("@info:whatsthis Details view mode",
 177         "<para>This switches to a list view mode that focuses on folder "
 178         "and file details.</para><para>Click on a detail in the column "
 179         "header to sort the items by it. Click again to sort the other "
 180         "way around. To select which details should be displayed click "
 181         "the header with the right mouse button.</para><para>You can "
 182         "view the contents of a folder without leaving the current "
 183         "location by clicking to the left of it. This way you can view "
 184         "the contents of multiple folders in the same list.</para>"));
 185
 186     KSelectAction* viewModeActions = m_actionCollection->add<KSelectAction>(QStringLiteral("view_mode"));
 187     viewModeActions->setText(i18nc("@action:intoolbar", "View Mode"));
 188     viewModeActions->addAction(iconsAction);
 189     viewModeActions->addAction(compactAction);
 190     viewModeActions->addAction(detailsAction);
 191     viewModeActions->setToolBarMode(KSelectAction::MenuMode);
 192     connect(viewModeActions, QOverload<QAction*>::of(&KSelectAction::triggered), this, &DolphinViewActionHandler::slotViewModeActionTriggered);
 193
 194     QAction* zoomInAction = KStandardAction::zoomIn(this,
 195                             &DolphinViewActionHandler::zoomIn,
 196                             m_actionCollection);
 197     zoomInAction->setWhatsThis(i18nc("@info:whatsthis zoom in", "This increases the icon size."));
 198
 199     QAction* zoomResetAction = m_actionCollection->addAction(QStringLiteral("view_zoom_reset"));
 200     zoomResetAction->setText(i18nc("@action:inmenu View", "Reset Zoom Level"));
 201     zoomResetAction->setToolTip(i18n("Zoom To Default"));
 202     zoomResetAction->setWhatsThis(i18nc("@info:whatsthis zoom reset", "This resets the icon size to default."));
 203     zoomResetAction->setIcon(QIcon::fromTheme(QStringLiteral("zoom-original")));
 204     m_actionCollection->setDefaultShortcuts(zoomResetAction, {Qt::CTRL + Qt::Key_0});
 205     connect(zoomResetAction, &QAction::triggered, this, &DolphinViewActionHandler::zoomReset);
 206
 207     QAction* zoomOutAction = KStandardAction::zoomOut(this,
 208                              &DolphinViewActionHandler::zoomOut,
 209                              m_actionCollection);
 210     zoomOutAction->setWhatsThis(i18nc("@info:whatsthis zoom out", "This reduces the icon size."));
 211
 212     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>(QStringLiteral("show_preview"));
 213     showPreview->setText(i18nc("@action:intoolbar", "Show Previews"));
 214     showPreview->setToolTip(i18nc("@info", "Show preview of files and folders"));
 215     showPreview->setWhatsThis(xi18nc("@info:whatsthis", "When this is "
 216         "enabled, the icons are based on the actual file or folder "
 217         "contents.<nl/>For example the icons of images become scaled "
 218         "down versions of the images."));
 219     showPreview->setIcon(QIcon::fromTheme(QStringLiteral("view-preview")));
 220     connect(showPreview, &KToggleAction::triggered, this, &DolphinViewActionHandler::togglePreview);
 221
 222     KToggleAction* sortFoldersFirst = m_actionCollection->add<KToggleAction>(QStringLiteral("folders_first"));
 223     sortFoldersFirst->setText(i18nc("@action:inmenu Sort", "Folders First"));
 224     connect(sortFoldersFirst, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleSortFoldersFirst);
 225
 226     // View -> Sort By
 227     QActionGroup* sortByActionGroup = createFileItemRolesActionGroup(QStringLiteral("sort_by_"));
 228
 229     KActionMenu* sortByActionMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("sort"));
 230     sortByActionMenu->setIcon(QIcon::fromTheme(QStringLiteral("view-sort")));
 231     sortByActionMenu->setText(i18nc("@action:inmenu View", "Sort By"));
 232     sortByActionMenu->setDelayed(false);
 233
 234     const auto sortByActionGroupActions = sortByActionGroup->actions();
 235     for (QAction* action : sortByActionGroupActions) {
 236         sortByActionMenu->addAction(action);
 237     }
 238
 239     sortByActionMenu->addSeparator();
 240
 241     QActionGroup* group = new QActionGroup(sortByActionMenu);
 242     group->setExclusive(true);
 243
 244     KToggleAction* ascendingAction = m_actionCollection->add<KToggleAction>(QStringLiteral("ascending"));
 245     ascendingAction->setActionGroup(group);
 246     connect(ascendingAction, &QAction::triggered, this, [this] {
 247         m_currentView->setSortOrder(Qt::AscendingOrder);
 248     });
 249
 250     KToggleAction* descendingAction = m_actionCollection->add<KToggleAction>(QStringLiteral("descending"));
 251     descendingAction->setActionGroup(group);
 252     connect(descendingAction, &QAction::triggered, this, [this] {
 253         m_currentView->setSortOrder(Qt::DescendingOrder);
 254     });
 255
 256     sortByActionMenu->addAction(ascendingAction);
 257     sortByActionMenu->addAction(descendingAction);
 258     sortByActionMenu->addSeparator();
 259     sortByActionMenu->addAction(sortFoldersFirst);
 260
 261     // View -> Additional Information
 262     QActionGroup* visibleRolesGroup = createFileItemRolesActionGroup(QStringLiteral("show_"));
 263
 264     KActionMenu* visibleRolesMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("additional_info"));
 265     visibleRolesMenu->setText(i18nc("@action:inmenu View", "Show Additional Information"));
 266     visibleRolesMenu->setIcon(QIcon::fromTheme(QStringLiteral("documentinfo")));
 267     visibleRolesMenu->setDelayed(false);
 268
 269     const auto visibleRolesGroupActions = visibleRolesGroup->actions();
 270     for (QAction* action : visibleRolesGroupActions) {
 271         visibleRolesMenu->addAction(action);
 272     }
 273
 274     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>(QStringLiteral("show_in_groups"));
 275     showInGroups->setIcon(QIcon::fromTheme(QStringLiteral("view-group")));
 276     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 277     showInGroups->setWhatsThis(i18nc("@info:whatsthis", "This groups files and folders by their first letter."));
 278     connect(showInGroups, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleGroupedSorting);
 279
 280     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>(QStringLiteral("show_hidden_files"));
 281     showHiddenFiles->setIcon(QIcon::fromTheme(QStringLiteral("view-visible")));
 282     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 283     showHiddenFiles->setWhatsThis(xi18nc("@info:whatsthis", "<para>When "
 284         "this is enabled <emphasis>hidden</emphasis> files and folders "
 285         "are visible. They will be displayed semi-transparent.</para>"
 286         "<para>Hidden items only differ from other ones in that their "
 287         "name starts with a \".\". In general there is no need for "
 288         "users to access them which is why they are hidden.</para>"));
 289     m_actionCollection->setDefaultShortcuts(showHiddenFiles, KStandardShortcut::showHideHiddenFiles());
 290     connect(showHiddenFiles, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleShowHiddenFiles);
 291
 292     QAction* adjustViewProps = m_actionCollection->addAction(QStringLiteral("view_properties"));
 293     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Display Style..."));
 294     adjustViewProps->setIcon(QIcon::fromTheme(QStringLiteral("view-choose")));
 295     adjustViewProps->setWhatsThis(i18nc("@info:whatsthis", "This opens a window "
 296         "in which all folder view properties can be adjusted."));
 297     connect(adjustViewProps, &QAction::triggered, this, &DolphinViewActionHandler::slotAdjustViewProperties);
 298 }
 299
 300 QActionGroup* DolphinViewActionHandler::createFileItemRolesActionGroup(const QString& groupPrefix)
 301 {
 302     const bool isSortGroup = (groupPrefix == QLatin1String("sort_by_"));
 303     Q_ASSERT(isSortGroup || groupPrefix == QLatin1String("show_"));
 304
 305     QActionGroup* rolesActionGroup = new QActionGroup(m_actionCollection);
 306     rolesActionGroup->setExclusive(isSortGroup);
 307     if (isSortGroup) {
 308         connect(rolesActionGroup, &QActionGroup::triggered,
 309                 this, &DolphinViewActionHandler::slotSortTriggered);
 310     } else {
 311         connect(rolesActionGroup, &QActionGroup::triggered,
 312                 this, &DolphinViewActionHandler::toggleVisibleRole);
 313     }
 314
 315     QString groupName;
 316     KActionMenu* groupMenu = nullptr;
 317     QActionGroup* groupMenuGroup = nullptr;
 318
 319     bool indexingEnabled = false;
 320 #ifdef HAVE_BALOO
 321     Baloo::IndexerConfig config;
 322     indexingEnabled = config.fileIndexingEnabled();
 323 #endif
 324
 325     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 326     for (const KFileItemModel::RoleInfo& info : rolesInfo) {
 327         if (!isSortGroup && info.role == "text") {
 328             // It should not be possible to hide the "text" role
 329             continue;
 330         }
 331
 332         KToggleAction* action = nullptr;
 333         const QString name = groupPrefix + info.role;
 334         if (info.group.isEmpty()) {
 335             action = m_actionCollection->add<KToggleAction>(name);
 336             action->setActionGroup(rolesActionGroup);
 337         } else {
 338             if (!groupMenu || info.group != groupName) {
 339                 groupName = info.group;
 340                 groupMenu = m_actionCollection->add<KActionMenu>(groupName);
 341                 groupMenu->setText(groupName);
 342                 groupMenu->setActionGroup(rolesActionGroup);
 343
 344                 groupMenuGroup = new QActionGroup(groupMenu);
 345                 groupMenuGroup->setExclusive(isSortGroup);
 346                 if (isSortGroup) {
 347                     connect(groupMenuGroup, &QActionGroup::triggered,
 348                             this, &DolphinViewActionHandler::slotSortTriggered);
 349                 } else {
 350                     connect(groupMenuGroup, &QActionGroup::triggered,
 351                             this, &DolphinViewActionHandler::toggleVisibleRole);
 352                 }
 353             }
 354
 355             action = new KToggleAction(groupMenu);
 356             action->setActionGroup(groupMenuGroup);
 357             groupMenu->addAction(action);
 358         }
 359         action->setText(info.translation);
 360         action->setData(info.role);
 361
 362         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
 363                             (info.requiresBaloo) ||
 364                             (info.requiresIndexer && indexingEnabled);
 365         action->setEnabled(enable);
 366
 367         if (isSortGroup) {
 368             m_sortByActions.insert(info.role, action);
 369         } else {
 370             m_visibleRoles.insert(info.role, action);
 371         }
 372     }
 373
 374     return rolesActionGroup;
 375 }
 376
 377 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 378 {
 379     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 380     m_currentView->setMode(mode);
 381
 382     QAction* viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 383     viewModeMenu->setIcon(action->icon());
 384 }
 385
 386 void DolphinViewActionHandler::slotRename()
 387 {
 388     Q_EMIT actionBeingHandled();
 389     m_currentView->renameSelectedItems();
 390 }
 391
 392 void DolphinViewActionHandler::slotTrashActivated()
 393 {
 394     Q_EMIT actionBeingHandled();
 395     m_currentView->trashSelectedItems();
 396 }
 397
 398 void DolphinViewActionHandler::slotDeleteItems()
 399 {
 400     Q_EMIT actionBeingHandled();
 401     m_currentView->deleteSelectedItems();
 402 }
 403
 404 void DolphinViewActionHandler::togglePreview(bool show)
 405 {
 406     Q_EMIT actionBeingHandled();
 407     m_currentView->setPreviewsShown(show);
 408 }
 409
 410 void DolphinViewActionHandler::slotPreviewsShownChanged(bool shown)
 411 {
 412     Q_UNUSED(shown)
 413     // It is not enough to update the 'Show Preview' action, also
 414     // the 'Zoom In', 'Zoom Out' and 'Zoom Reset' actions must be adapted.
 415     updateViewActions();
 416 }
 417
 418 QString DolphinViewActionHandler::currentViewModeActionName() const
 419 {
 420     switch (m_currentView->mode()) {
 421     case DolphinView::IconsView:
 422         return QStringLiteral("icons");
 423     case DolphinView::DetailsView:
 424         return QStringLiteral("details");
 425     case DolphinView::CompactView:
 426         return QStringLiteral("compact");
 427     default:
 428         Q_ASSERT(false);
 429         break;
 430     }
 431     return QString(); // can't happen
 432 }
 433
 434 KActionCollection* DolphinViewActionHandler::actionCollection()
 435 {
 436     return m_actionCollection;
 437 }
 438
 439 void DolphinViewActionHandler::updateViewActions()
 440 {
 441     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 442     if (viewModeAction) {
 443         viewModeAction->setChecked(true);
 444
 445         QAction* viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 446         viewModeMenu->setIcon(viewModeAction->icon());
 447     }
 448
 449     QAction* showPreviewAction = m_actionCollection->action(QStringLiteral("show_preview"));
 450     showPreviewAction->setChecked(m_currentView->previewsShown());
 451
 452     slotSortOrderChanged(m_currentView->sortOrder());
 453     slotSortFoldersFirstChanged(m_currentView->sortFoldersFirst());
 454     slotVisibleRolesChanged(m_currentView->visibleRoles(), QList<QByteArray>());
 455     slotGroupedSortingChanged(m_currentView->groupedSorting());
 456     slotSortRoleChanged(m_currentView->sortRole());
 457     slotZoomLevelChanged(m_currentView->zoomLevel(), -1);
 458
 459     // Updates the "show_hidden_files" action state and icon
 460     slotHiddenFilesShownChanged(m_currentView->hiddenFilesShown());
 461 }
 462
 463 void DolphinViewActionHandler::zoomIn()
 464 {
 465     const int level = m_currentView->zoomLevel();
 466     m_currentView->setZoomLevel(level + 1);
 467     updateViewActions();
 468 }
 469
 470 void DolphinViewActionHandler::zoomOut()
 471 {
 472     const int level = m_currentView->zoomLevel();
 473     m_currentView->setZoomLevel(level - 1);
 474     updateViewActions();
 475 }
 476
 477 void DolphinViewActionHandler::zoomReset()
 478 {
 479     m_currentView->resetZoomLevel();
 480     updateViewActions();
 481 }
 482
 483 void DolphinViewActionHandler::toggleSortFoldersFirst()
 484 {
 485     const bool sortFirst = m_currentView->sortFoldersFirst();
 486     m_currentView->setSortFoldersFirst(!sortFirst);
 487 }
 488
 489 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 490 {
 491     QAction* descending = m_actionCollection->action(QStringLiteral("descending"));
 492     QAction* ascending = m_actionCollection->action(QStringLiteral("ascending"));
 493     const bool sortDescending = (order == Qt::DescendingOrder);
 494     descending->setChecked(sortDescending);
 495     ascending->setChecked(!sortDescending);
 496 }
 497
 498 void DolphinViewActionHandler::slotSortFoldersFirstChanged(bool foldersFirst)
 499 {
 500     m_actionCollection->action(QStringLiteral("folders_first"))->setChecked(foldersFirst);
 501 }
 502
 503 void DolphinViewActionHandler::toggleVisibleRole(QAction* action)
 504 {
 505     Q_EMIT actionBeingHandled();
 506
 507     const QByteArray toggledRole = action->data().toByteArray();
 508
 509     QList<QByteArray> roles = m_currentView->visibleRoles();
 510
 511     const bool show = action->isChecked();
 512
 513     const int index = roles.indexOf(toggledRole);
 514     const bool containsInfo = (index >= 0);
 515     if (show && !containsInfo) {
 516         roles.append(toggledRole);
 517         m_currentView->setVisibleRoles(roles);
 518     } else if (!show && containsInfo) {
 519         roles.removeAt(index);
 520         m_currentView->setVisibleRoles(roles);
 521         Q_ASSERT(roles.indexOf(toggledRole) < 0);
 522     }
 523 }
 524
 525 void DolphinViewActionHandler::slotVisibleRolesChanged(const QList<QByteArray>& current,
 526                                                        const QList<QByteArray>& previous)
 527 {
 528     Q_UNUSED(previous)
 529
 530     const auto checkedRoles = QSet<QByteArray>(current.constBegin(), current.constEnd());
 531     QHashIterator<QByteArray, KToggleAction*> it(m_visibleRoles);
 532     while (it.hasNext()) {
 533         it.next();
 534         const QByteArray& role = it.key();
 535         KToggleAction* action = it.value();
 536         action->setChecked(checkedRoles.contains(role));
 537     }
 538 }
 539
 540 void DolphinViewActionHandler::toggleGroupedSorting(bool grouped)
 541 {
 542     m_currentView->setGroupedSorting(grouped);
 543 }
 544
 545 void DolphinViewActionHandler::slotGroupedSortingChanged(bool groupedSorting)
 546 {
 547     QAction* showInGroupsAction = m_actionCollection->action(QStringLiteral("show_in_groups"));
 548     showInGroupsAction->setChecked(groupedSorting);
 549 }
 550
 551 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 552 {
 553     Q_EMIT actionBeingHandled();
 554     m_currentView->setHiddenFilesShown(show);
 555 }
 556
 557 void DolphinViewActionHandler::slotHiddenFilesShownChanged(bool shown)
 558 {
 559     QAction* showHiddenFilesAction = m_actionCollection->action(QStringLiteral("show_hidden_files"));
 560     showHiddenFilesAction->setChecked(shown);
 561 }
 562
 563 void DolphinViewActionHandler::slotWriteStateChanged(bool isFolderWritable)
 564 {
 565     m_actionCollection->action(QStringLiteral("create_dir"))->setEnabled(isFolderWritable &&
 566                                                                          KProtocolManager::supportsMakeDir(currentView()->url()));
 567 }
 568
 569 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 570 {
 571     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("icons"));
 572     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 573     iconsView->setToolTip(i18nc("@info", "Icons view mode"));
 574     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL + Qt::Key_1);
 575     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-icons")));
 576     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 577     return iconsView;
 578 }
 579
 580 KToggleAction* DolphinViewActionHandler::compactModeAction()
 581 {
 582     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("compact"));
 583     iconsView->setText(i18nc("@action:inmenu View Mode", "Compact"));
 584     iconsView->setToolTip(i18nc("@info", "Compact view mode"));
 585     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL + Qt::Key_2);
 586     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-details"))); // TODO: discuss with Oxygen-team the wrong (?) name
 587     iconsView->setData(QVariant::fromValue(DolphinView::CompactView));
 588     return iconsView;
 589 }
 590
 591 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 592 {
 593     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>(QStringLiteral("details"));
 594     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 595     detailsView->setToolTip(i18nc("@info", "Details view mode"));
 596     m_actionCollection->setDefaultShortcut(detailsView, Qt::CTRL + Qt::Key_3);
 597     detailsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-tree")));
 598     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 599     return detailsView;
 600 }
 601
 602 void DolphinViewActionHandler::slotSortRoleChanged(const QByteArray& role)
 603 {
 604     KToggleAction* action = m_sortByActions.value(role);
 605     if (action) {
 606         action->setChecked(true);
 607
 608         if (!action->icon().isNull()) {
 609             QAction* sortByMenu = m_actionCollection->action(QStringLiteral("sort"));
 610             sortByMenu->setIcon(action->icon());
 611         }
 612     }
 613
 614     QAction* descending = m_actionCollection->action(QStringLiteral("descending"));
 615     QAction* ascending = m_actionCollection->action(QStringLiteral("ascending"));
 616
 617     if (role == "text" || role == "type" || role == "tags" || role == "comment") {
 618         descending->setText(i18nc("Sort descending", "Z-A"));
 619         ascending->setText(i18nc("Sort ascending", "A-Z"));
 620     } else if (role == "size") {
 621         descending->setText(i18nc("Sort descending", "Largest First"));
 622         ascending->setText(i18nc("Sort ascending", "Smallest First"));
 623     } else if (role == "modificationtime" || role == "creationtime" || role == "accesstime") {
 624         descending->setText(i18nc("Sort descending", "Newest First"));
 625         ascending->setText(i18nc("Sort ascending", "Oldest First"));
 626     } else if (role == "rating") {
 627         descending->setText(i18nc("Sort descending", "Highest First"));
 628         ascending->setText(i18nc("Sort ascending", "Lowest First"));
 629     } else {
 630         descending->setText(i18nc("Sort descending", "Descending"));
 631         ascending->setText(i18nc("Sort ascending", "Ascending"));
 632     }
 633
 634     slotSortOrderChanged(m_currentView->sortOrder());
 635 }
 636
 637 void DolphinViewActionHandler::slotZoomLevelChanged(int current, int previous)
 638 {
 639     Q_UNUSED(previous)
 640
 641     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 642     if (zoomInAction) {
 643         zoomInAction->setEnabled(current < ZoomLevelInfo::maximumLevel());
 644     }
 645
 646     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 647     if (zoomOutAction) {
 648         zoomOutAction->setEnabled(current > ZoomLevelInfo::minimumLevel());
 649     }
 650 }
 651
 652 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 653 {
 654     // The radiobuttons of the "Sort By"-menu are split between the main-menu
 655     // and several sub-menus. Because of this they don't have a common
 656     // action-group that assures an exclusive toggle-state between the main-menu
 657     // actions and the sub-menu-actions. If an action gets checked, it must
 658     // be assured that all other actions get unchecked, except the ascending/
 659     // descending actions
 660     for (QAction *groupAction : qAsConst(m_sortByActions)) {
 661         KActionMenu* actionMenu = qobject_cast<KActionMenu*>(groupAction);
 662         if (actionMenu) {
 663             const auto actions = actionMenu->menu()->actions();
 664             for (QAction* subAction : actions) {
 665                 subAction->setChecked(false);
 666             }
 667         } else if (groupAction->actionGroup()) {
 668             groupAction->setChecked(false);
 669         }
 670     }
 671     action->setChecked(true);
 672
 673     // Apply the activated sort-role to the view
 674     const QByteArray role = action->data().toByteArray();
 675     m_currentView->setSortRole(role);
 676 }
 677
 678 void DolphinViewActionHandler::slotAdjustViewProperties()
 679 {
 680     Q_EMIT actionBeingHandled();
 681     QPointer<ViewPropertiesDialog> dialog = new ViewPropertiesDialog(m_currentView);
 682     dialog->exec();
 683     delete dialog;
 684 }
 685
 686 void DolphinViewActionHandler::slotDuplicate()
 687 {
 688     Q_EMIT actionBeingHandled();
 689     m_currentView->duplicateSelectedItems();
 690 }
 691
 692 void DolphinViewActionHandler::slotProperties()
 693 {
 694     KPropertiesDialog* dialog = nullptr;
 695     const KFileItemList list = m_currentView->selectedItems();
 696     if (list.isEmpty()) {
 697         const QUrl url = m_currentView->url();
 698         dialog = new KPropertiesDialog(url, m_currentView);
 699     } else {
 700         dialog = new KPropertiesDialog(list, m_currentView);
 701     }
 702
 703     dialog->setAttribute(Qt::WA_DeleteOnClose);
 704     dialog->show();
 705     dialog->raise();
 706     dialog->activateWindow();
 707 }
 708
 709 void DolphinViewActionHandler::slotCopyPath()
 710 {
 711     m_currentView->copyPathToClipboard();
 712 }