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 "kitemviews/kfileitemlisttostring.h"
  11 #include "kitemviews/kfileitemmodel.h"
  12 #include "selectionmode/actiontexthelper.h"
  13 #include "settings/viewpropertiesdialog.h"
  14 #include "views/zoomlevelinfo.h"
  15
  16 #if HAVE_BALOO
  17 #include <Baloo/IndexerConfig>
  18 #endif
  19 #include <KActionCollection>
  20 #include <KActionMenu>
  21 #include <KFileItemListProperties>
  22 #include <KLocalizedString>
  23 #include <KNewFileMenu>
  24 #include <KPropertiesDialog>
  25 #include <KProtocolManager>
  26
  27 #include <QActionGroup>
  28 #include <QMenu>
  29 #include <QPointer>
  30
  31 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection *collection, SelectionMode::ActionTextHelper *actionTextHelper, QObject *parent)
  32     : QObject(parent)
  33     , m_actionCollection(collection)
  34     , m_currentView(nullptr)
  35     , m_sortByActions()
  36     , m_visibleRoles()
  37 {
  38     Q_ASSERT(m_actionCollection);
  39     createActions(actionTextHelper);
  40 }
  41
  42 void DolphinViewActionHandler::setCurrentView(DolphinView *view)
  43 {
  44     Q_ASSERT(view);
  45
  46     if (m_currentView) {
  47         disconnect(m_currentView, nullptr, this, nullptr);
  48     }
  49
  50     m_currentView = view;
  51
  52     connect(view, &DolphinView::modeChanged, this, &DolphinViewActionHandler::updateViewActions);
  53     connect(view, &DolphinView::previewsShownChanged, this, &DolphinViewActionHandler::slotPreviewsShownChanged);
  54     connect(view, &DolphinView::sortOrderChanged, this, &DolphinViewActionHandler::slotSortOrderChanged);
  55     connect(view, &DolphinView::sortFoldersFirstChanged, this, &DolphinViewActionHandler::slotSortFoldersFirstChanged);
  56     connect(view, &DolphinView::sortHiddenLastChanged, this, &DolphinViewActionHandler::slotSortHiddenLastChanged);
  57     connect(view, &DolphinView::visibleRolesChanged, this, &DolphinViewActionHandler::slotVisibleRolesChanged);
  58     connect(view, &DolphinView::groupedSortingChanged, this, &DolphinViewActionHandler::slotGroupedSortingChanged);
  59     connect(view, &DolphinView::hiddenFilesShownChanged, this, &DolphinViewActionHandler::slotHiddenFilesShownChanged);
  60     connect(view, &DolphinView::sortRoleChanged, this, &DolphinViewActionHandler::slotSortRoleChanged);
  61     connect(view, &DolphinView::zoomLevelChanged, this, &DolphinViewActionHandler::slotZoomLevelChanged);
  62     connect(view, &DolphinView::writeStateChanged, this, &DolphinViewActionHandler::slotWriteStateChanged);
  63     slotWriteStateChanged(view->isFolderWritable());
  64     connect(view, &DolphinView::selectionModeChangeRequested, this, [this](bool enabled) {
  65         Q_EMIT selectionModeChangeTriggered(enabled);
  66     });
  67     connect(view, &DolphinView::selectionChanged, this, &DolphinViewActionHandler::slotSelectionChanged);
  68     slotSelectionChanged(m_currentView->selectedItems());
  69 }
  70
  71 DolphinView *DolphinViewActionHandler::currentView()
  72 {
  73     return m_currentView;
  74 }
  75
  76 void DolphinViewActionHandler::createActions(SelectionMode::ActionTextHelper *actionTextHelper)
  77 {
  78     // This action doesn't appear in the GUI, it's for the shortcut only.
  79     // KNewFileMenu takes care of the GUI stuff.
  80     QAction *newDirAction = m_actionCollection->addAction(QStringLiteral("create_dir"));
  81     newDirAction->setText(i18nc("@action", "Create Folder…"));
  82     m_actionCollection->setDefaultShortcuts(newDirAction, KStandardShortcut::createFolder());
  83     newDirAction->setIcon(QIcon::fromTheme(QStringLiteral("folder-new")));
  84     newDirAction->setEnabled(false); // Will be enabled in slotWriteStateChanged(bool) if the current URL is writable
  85     connect(newDirAction, &QAction::triggered, this, &DolphinViewActionHandler::createDirectoryTriggered);
  86
  87     // File menu
  88
  89     auto renameAction = KStandardAction::renameFile(this, &DolphinViewActionHandler::slotRename, m_actionCollection);
  90     renameAction->setWhatsThis(xi18nc("@info:whatsthis",
  91                                       "This renames the "
  92                                       "items in your current selection.<nl/>Renaming multiple items "
  93                                       "at once results in their new names differing only in a number."));
  94
  95     auto trashAction = KStandardAction::moveToTrash(this, &DolphinViewActionHandler::slotTrashActivated, m_actionCollection);
  96     auto trashShortcuts = trashAction->shortcuts();
  97     trashAction->setAutoRepeat(false);
  98     if (!trashShortcuts.contains(QKeySequence::Delete)) {
  99         trashShortcuts.append(QKeySequence::Delete);
 100         m_actionCollection->setDefaultShortcuts(trashAction, trashShortcuts);
 101     }
 102     trashAction->setWhatsThis(xi18nc("@info:whatsthis",
 103                                      "This moves the "
 104                                      "items in your current selection to the <filename>Trash"
 105                                      "</filename>.<nl/>The trash is a temporary storage location where "
 106                                      "items can be deleted later if disk space is needed."));
 107
 108     auto deleteAction = KStandardAction::deleteFile(this, &DolphinViewActionHandler::slotDeleteItems, m_actionCollection);
 109     auto deleteShortcuts = deleteAction->shortcuts();
 110     deleteAction->setAutoRepeat(false);
 111     if (!deleteShortcuts.contains(Qt::SHIFT | Qt::Key_Delete)) {
 112         deleteShortcuts.append(Qt::SHIFT | Qt::Key_Delete);
 113         m_actionCollection->setDefaultShortcuts(deleteAction, deleteShortcuts);
 114     }
 115     deleteAction->setWhatsThis(xi18nc("@info:whatsthis",
 116                                       "This deletes "
 117                                       "the items in your current selection permanently. They "
 118                                       "cannot be recovered by normal means."));
 119
 120     // This action is useful for being enabled when KStandardAction::MoveToTrash should be
 121     // disabled and KStandardAction::DeleteFile is enabled (e.g. non-local files), so that Key_Del
 122     // can be used for deleting the file (#76016). It needs to be a separate action
 123     // so that the Edit menu isn't affected.
 124     QAction *deleteWithTrashShortcut = m_actionCollection->addAction(QStringLiteral("delete_shortcut"));
 125     // The descriptive text is just for the shortcuts editor.
 126     deleteWithTrashShortcut->setText(i18nc("@action \"Move to Trash\" for non-local files, etc.", "Delete (using shortcut for Trash)"));
 127     m_actionCollection->setDefaultShortcuts(deleteWithTrashShortcut, KStandardShortcut::moveToTrash());
 128     deleteWithTrashShortcut->setEnabled(false);
 129     connect(deleteWithTrashShortcut, &QAction::triggered, this, &DolphinViewActionHandler::slotDeleteItems);
 130
 131     QAction *duplicateAction = m_actionCollection->addAction(QStringLiteral("duplicate"));
 132     duplicateAction->setText(i18nc("@action:inmenu File", "Duplicate Here"));
 133     duplicateAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-duplicate")));
 134     m_actionCollection->setDefaultShortcut(duplicateAction, Qt::CTRL | Qt::Key_D);
 135     duplicateAction->setEnabled(false);
 136     connect(duplicateAction, &QAction::triggered, this, &DolphinViewActionHandler::slotDuplicate);
 137
 138     QAction *propertiesAction = m_actionCollection->addAction(QStringLiteral("properties"));
 139     // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
 140     propertiesAction->setText(i18nc("@action:inmenu File", "Properties"));
 141     propertiesAction->setWhatsThis(xi18nc("@info:whatsthis properties",
 142                                           "This shows a complete list of properties of the currently "
 143                                           "selected items in a new window.<nl/>If nothing is selected the "
 144                                           "window will be about the currently viewed folder instead.<nl/>"
 145                                           "You can configure advanced options there like managing "
 146                                           "read- and write-permissions."));
 147     propertiesAction->setIcon(QIcon::fromTheme(QStringLiteral("document-properties")));
 148     m_actionCollection->setDefaultShortcuts(propertiesAction, {Qt::ALT | Qt::Key_Return, Qt::ALT | Qt::Key_Enter});
 149     connect(propertiesAction, &QAction::triggered, this, &DolphinViewActionHandler::slotProperties);
 150
 151     QAction *copyPathAction = m_actionCollection->addAction(QStringLiteral("copy_location"));
 152     copyPathAction->setText(i18nc("@action:incontextmenu", "Copy Location"));
 153     copyPathAction->setWhatsThis(i18nc("@info:whatsthis copy_location", "This will copy the path of the first selected item into the clipboard."));
 154
 155     copyPathAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy-path")));
 156     m_actionCollection->setDefaultShortcuts(copyPathAction, {Qt::CTRL | Qt::ALT | Qt::Key_C});
 157     connect(copyPathAction, &QAction::triggered, this, &DolphinViewActionHandler::slotCopyPath);
 158
 159     if (actionTextHelper) {
 160         // The "…" at the end make clear that they won't trigger their respective actions directly.
 161         actionTextHelper->registerTextWhenNothingIsSelected(trashAction, i18nc("@action:inmenu File", "Move to Trash…"));
 162         actionTextHelper->registerTextWhenNothingIsSelected(deleteAction, i18nc("@action:inmenu File", "Delete…"));
 163         actionTextHelper->registerTextWhenNothingIsSelected(duplicateAction, i18nc("@action:inmenu File", "Duplicate Here…"));
 164         actionTextHelper->registerTextWhenNothingIsSelected(copyPathAction, i18nc("@action:incontextmenu", "Copy Location…"));
 165     }
 166
 167     // This menu makes sure that users who don't know how to open a context menu and haven't
 168     // figured out how to enable the menu bar can still perform basic file manipulation.
 169     // This only works if they know how to select a file.
 170     // The text when nothing is selected at least implies that a selection can /somehow/ be made.
 171     // This menu is by default only used in the hamburger menu but created here so users can put
 172     // it on their toolbar.
 173     KActionMenu *basicActionsMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("basic_actions"), this);
 174     // The text is set later depending on the selection in the currently active view.
 175     basicActionsMenu->setPopupMode(QToolButton::InstantPopup);
 176     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::Cut)));
 177     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::Copy)));
 178     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::Paste)));
 179     basicActionsMenu->addSeparator();
 180     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::RenameFile)));
 181     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::MoveToTrash)));
 182     basicActionsMenu->addSeparator();
 183     basicActionsMenu->addAction(m_actionCollection->action(QStringLiteral("properties")));
 184     basicActionsMenu->addSeparator(); // We add one more separator because we sometimes add contextual
 185                                       // actions in slotSelectionChanged() after the static ones above.
 186
 187     // View menu
 188     KToggleAction *iconsAction = iconsModeAction();
 189     KToggleAction *compactAction = compactModeAction();
 190     KToggleAction *detailsAction = detailsModeAction();
 191
 192     iconsAction->setWhatsThis(xi18nc("@info:whatsthis Icons view mode",
 193                                      "<para>This switches to a view mode that focuses on the folder "
 194                                      "and file icons. This mode makes it easy to distinguish folders "
 195                                      "from files and to detect items with distinctive <emphasis>"
 196                                      "file types</emphasis>.</para><para> This mode is handy to "
 197                                      "browse through pictures when the <interface>Preview"
 198                                      "</interface> option is enabled.</para>"));
 199     compactAction->setWhatsThis(xi18nc("@info:whatsthis Compact view mode",
 200                                        "<para>This switches to a compact view mode that lists the folders "
 201                                        "and files in columns with the names beside the icons.</para><para>"
 202                                        "This helps to give you an overview in folders with many items.</para>"));
 203     detailsAction->setWhatsThis(xi18nc("@info:whatsthis Details view mode",
 204                                        "<para>This switches to a list view mode that focuses on folder "
 205                                        "and file details.</para><para>Click on a detail in the column "
 206                                        "header to sort the items by it. Click again to sort the other "
 207                                        "way around. To select which details should be displayed click "
 208                                        "the header with the right mouse button.</para><para>You can "
 209                                        "view the contents of a folder without leaving the current "
 210                                        "location by clicking the region to the left of it. This way you can "
 211                                        "view the contents of multiple folders in the same list.</para>"));
 212
 213     KSelectAction *viewModeActions = m_actionCollection->add<KSelectAction>(QStringLiteral("view_mode"));
 214     viewModeActions->setText(i18nc("@action:intoolbar", "View Mode"));
 215     viewModeActions->addAction(iconsAction);
 216     viewModeActions->addAction(compactAction);
 217     viewModeActions->addAction(detailsAction);
 218     viewModeActions->setToolBarMode(KSelectAction::MenuMode);
 219     connect(viewModeActions, &KSelectAction::actionTriggered, this, &DolphinViewActionHandler::slotViewModeActionTriggered);
 220
 221     QAction *zoomInAction = KStandardAction::zoomIn(this, &DolphinViewActionHandler::zoomIn, m_actionCollection);
 222     zoomInAction->setWhatsThis(i18nc("@info:whatsthis zoom in", "This increases the icon size."));
 223
 224     QAction *zoomResetAction = m_actionCollection->addAction(QStringLiteral("view_zoom_reset"));
 225     zoomResetAction->setText(i18nc("@action:inmenu View", "Reset Zoom Level"));
 226     zoomResetAction->setToolTip(i18n("Zoom To Default"));
 227     zoomResetAction->setWhatsThis(i18nc("@info:whatsthis zoom reset", "This resets the icon size to default."));
 228     zoomResetAction->setIcon(QIcon::fromTheme(QStringLiteral("zoom-original")));
 229     m_actionCollection->setDefaultShortcuts(zoomResetAction, {Qt::CTRL | Qt::Key_0});
 230     connect(zoomResetAction, &QAction::triggered, this, &DolphinViewActionHandler::zoomReset);
 231
 232     QAction *zoomOutAction = KStandardAction::zoomOut(this, &DolphinViewActionHandler::zoomOut, m_actionCollection);
 233     zoomOutAction->setWhatsThis(i18nc("@info:whatsthis zoom out", "This reduces the icon size."));
 234
 235     KActionMenu *zoomMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("zoom"));
 236     zoomMenu->setText(i18nc("@action:inmenu menu of zoom actions", "Zoom"));
 237     zoomMenu->setIcon(QIcon::fromTheme(QStringLiteral("zoom")));
 238     zoomMenu->setPopupMode(QToolButton::InstantPopup);
 239     zoomMenu->addAction(zoomInAction);
 240     zoomMenu->addAction(zoomResetAction);
 241     zoomMenu->addAction(zoomOutAction);
 242
 243     KToggleAction *showPreview = m_actionCollection->add<KToggleAction>(QStringLiteral("show_preview"));
 244     showPreview->setText(i18nc("@action:intoolbar", "Show Previews"));
 245     showPreview->setToolTip(i18nc("@info", "Show preview of files and folders"));
 246     showPreview->setWhatsThis(xi18nc("@info:whatsthis",
 247                                      "When this is "
 248                                      "enabled, the icons are based on the actual file or folder "
 249                                      "contents.<nl/>For example the icons of images become scaled "
 250                                      "down versions of the images."));
 251     showPreview->setIcon(QIcon::fromTheme(QStringLiteral("view-preview")));
 252     m_actionCollection->setDefaultShortcut(showPreview, QKeySequence(Qt::Key_F12));
 253     connect(showPreview, &KToggleAction::triggered, this, &DolphinViewActionHandler::togglePreview);
 254
 255     KToggleAction *sortFoldersFirst = m_actionCollection->add<KToggleAction>(QStringLiteral("folders_first"));
 256     sortFoldersFirst->setText(i18nc("@action:inmenu Sort", "Folders First"));
 257     connect(sortFoldersFirst, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleSortFoldersFirst);
 258
 259     KToggleAction *sortHiddenLast = m_actionCollection->add<KToggleAction>(QStringLiteral("hidden_last"));
 260     sortHiddenLast->setText(i18nc("@action:inmenu Sort", "Hidden Files Last"));
 261     connect(sortHiddenLast, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleSortHiddenLast);
 262
 263     // View -> Sort By
 264     QActionGroup *sortByActionGroup = createFileItemRolesActionGroup(QStringLiteral("sort_by_"));
 265
 266     KActionMenu *sortByActionMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("sort"));
 267     sortByActionMenu->setIcon(QIcon::fromTheme(QStringLiteral("view-sort")));
 268     sortByActionMenu->setText(i18nc("@action:inmenu View", "Sort By"));
 269     sortByActionMenu->setPopupMode(QToolButton::InstantPopup);
 270
 271     const auto sortByActionGroupActions = sortByActionGroup->actions();
 272     for (QAction *action : sortByActionGroupActions) {
 273         sortByActionMenu->addAction(action);
 274     }
 275
 276     sortByActionMenu->addSeparator();
 277
 278     QActionGroup *group = new QActionGroup(sortByActionMenu);
 279     group->setExclusive(true);
 280
 281     KToggleAction *ascendingAction = m_actionCollection->add<KToggleAction>(QStringLiteral("ascending"));
 282     ascendingAction->setActionGroup(group);
 283     connect(ascendingAction, &QAction::triggered, this, [this] {
 284         m_currentView->setSortOrder(Qt::AscendingOrder);
 285     });
 286
 287     KToggleAction *descendingAction = m_actionCollection->add<KToggleAction>(QStringLiteral("descending"));
 288     descendingAction->setActionGroup(group);
 289     connect(descendingAction, &QAction::triggered, this, [this] {
 290         m_currentView->setSortOrder(Qt::DescendingOrder);
 291     });
 292
 293     sortByActionMenu->addAction(ascendingAction);
 294     sortByActionMenu->addAction(descendingAction);
 295     sortByActionMenu->addSeparator();
 296     sortByActionMenu->addAction(sortFoldersFirst);
 297     sortByActionMenu->addAction(sortHiddenLast);
 298
 299     // View -> Additional Information
 300     QActionGroup *visibleRolesGroup = createFileItemRolesActionGroup(QStringLiteral("show_"));
 301
 302     KActionMenu *visibleRolesMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("additional_info"));
 303     visibleRolesMenu->setText(i18nc("@action:inmenu View", "Show Additional Information"));
 304     visibleRolesMenu->setIcon(QIcon::fromTheme(QStringLiteral("documentinfo")));
 305     visibleRolesMenu->setPopupMode(QToolButton::InstantPopup);
 306
 307     const auto visibleRolesGroupActions = visibleRolesGroup->actions();
 308     for (QAction *action : visibleRolesGroupActions) {
 309         visibleRolesMenu->addAction(action);
 310     }
 311
 312     KToggleAction *showInGroups = m_actionCollection->add<KToggleAction>(QStringLiteral("show_in_groups"));
 313     showInGroups->setIcon(QIcon::fromTheme(QStringLiteral("view-group")));
 314     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 315     showInGroups->setWhatsThis(i18nc("@info:whatsthis", "This groups files and folders by their first letter."));
 316     connect(showInGroups, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleGroupedSorting);
 317
 318     KToggleAction *showHiddenFiles = m_actionCollection->add<KToggleAction>(QStringLiteral("show_hidden_files"));
 319     showHiddenFiles->setIcon(QIcon::fromTheme(QStringLiteral("view-visible")));
 320     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 321     showHiddenFiles->setWhatsThis(xi18nc("@info:whatsthis",
 322                                          "<para>When "
 323                                          "this is enabled, <emphasis>hidden</emphasis> files and folders "
 324                                          "are visible. They will be displayed semi-transparent.</para>"
 325                                          "<para>Hidden items only differ from normal ones in that their "
 326                                          "name starts with a dot (\".\"). Typically, there is no need for "
 327                                          "users to access them, which is why they are hidden.</para>"
 328                                          "<para>Items can also be hidden if their names are listed in a text file "
 329                                          "named \".hidden\". Files with the \"application/x-trash\" MIME type, "
 330                                          "such as backup files, can also be hidden by enabling that setting in "
 331                                          "Configure Dolphin > View > General.</para>"));
 332     m_actionCollection->setDefaultShortcuts(showHiddenFiles, KStandardShortcut::showHideHiddenFiles());
 333     connect(showHiddenFiles, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleShowHiddenFiles);
 334
 335     QAction *adjustViewProps = m_actionCollection->addAction(QStringLiteral("view_properties"));
 336     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Display Style…"));
 337     adjustViewProps->setIcon(QIcon::fromTheme(QStringLiteral("view-choose")));
 338     adjustViewProps->setWhatsThis(i18nc("@info:whatsthis",
 339                                         "This opens a window "
 340                                         "in which all folder view properties can be adjusted."));
 341     connect(adjustViewProps, &QAction::triggered, this, &DolphinViewActionHandler::slotAdjustViewProperties);
 342 }
 343
 344 QActionGroup *DolphinViewActionHandler::createFileItemRolesActionGroup(const QString &groupPrefix)
 345 {
 346     const bool isSortGroup = (groupPrefix == QLatin1String("sort_by_"));
 347     Q_ASSERT(isSortGroup || groupPrefix == QLatin1String("show_"));
 348
 349     QActionGroup *rolesActionGroup = new QActionGroup(m_actionCollection);
 350     rolesActionGroup->setExclusive(isSortGroup);
 351     if (isSortGroup) {
 352         connect(rolesActionGroup, &QActionGroup::triggered, this, &DolphinViewActionHandler::slotSortTriggered);
 353     } else {
 354         connect(rolesActionGroup, &QActionGroup::triggered, this, &DolphinViewActionHandler::toggleVisibleRole);
 355     }
 356
 357     QString groupName;
 358     KActionMenu *groupMenu = nullptr;
 359     QActionGroup *groupMenuGroup = nullptr;
 360
 361     bool indexingEnabled = false;
 362 #if HAVE_BALOO
 363     Baloo::IndexerConfig config;
 364     indexingEnabled = config.fileIndexingEnabled();
 365 #endif
 366
 367     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 368     for (const KFileItemModel::RoleInfo &info : rolesInfo) {
 369         if (!isSortGroup && info.role == "text") {
 370             // It should not be possible to hide the "text" role
 371             continue;
 372         }
 373
 374         KToggleAction *action = nullptr;
 375         const QString name = groupPrefix + info.role;
 376         if (info.group.isEmpty()) {
 377             action = m_actionCollection->add<KToggleAction>(name);
 378             action->setActionGroup(rolesActionGroup);
 379         } else {
 380             if (!groupMenu || info.group != groupName) {
 381                 groupName = info.group;
 382                 groupMenu = m_actionCollection->add<KActionMenu>(groupName);
 383                 groupMenu->setText(groupName);
 384                 groupMenu->setActionGroup(rolesActionGroup);
 385
 386                 groupMenuGroup = new QActionGroup(groupMenu);
 387                 groupMenuGroup->setExclusive(isSortGroup);
 388                 if (isSortGroup) {
 389                     connect(groupMenuGroup, &QActionGroup::triggered, this, &DolphinViewActionHandler::slotSortTriggered);
 390                 } else {
 391                     connect(groupMenuGroup, &QActionGroup::triggered, this, &DolphinViewActionHandler::toggleVisibleRole);
 392                 }
 393             }
 394
 395             action = new KToggleAction(groupMenu);
 396             action->setActionGroup(groupMenuGroup);
 397             groupMenu->addAction(action);
 398         }
 399         action->setText(info.translation);
 400         action->setData(info.role);
 401
 402         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) || (info.requiresBaloo) || (info.requiresIndexer && indexingEnabled);
 403         action->setEnabled(enable);
 404
 405         if (isSortGroup) {
 406             m_sortByActions.insert(info.role, action);
 407         } else {
 408             m_visibleRoles.insert(info.role, action);
 409         }
 410     }
 411
 412     return rolesActionGroup;
 413 }
 414
 415 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction *action)
 416 {
 417     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 418     m_currentView->setViewMode(mode);
 419
 420     QAction *viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 421     viewModeMenu->setIcon(action->icon());
 422 }
 423
 424 void DolphinViewActionHandler::slotRename()
 425 {
 426     if (m_currentView->selectedItemsCount() == 0) {
 427         Q_EMIT selectionModeChangeTriggered(true, SelectionMode::BottomBar::Contents::RenameContents);
 428     } else {
 429         Q_EMIT actionBeingHandled();
 430         m_currentView->renameSelectedItems();
 431         // We don't exit selectionMode here because users might want to rename more items.
 432     }
 433 }
 434
 435 void DolphinViewActionHandler::slotTrashActivated()
 436 {
 437     if (m_currentView->selectedItemsCount() == 0) {
 438         Q_EMIT selectionModeChangeTriggered(true, SelectionMode::BottomBar::Contents::MoveToTrashContents);
 439     } else {
 440         Q_EMIT actionBeingHandled();
 441         m_currentView->trashSelectedItems();
 442         Q_EMIT selectionModeChangeTriggered(false);
 443     }
 444 }
 445
 446 void DolphinViewActionHandler::slotDeleteItems()
 447 {
 448     if (m_currentView->selectedItemsCount() == 0) {
 449         Q_EMIT selectionModeChangeTriggered(true, SelectionMode::BottomBar::Contents::DeleteContents);
 450     } else {
 451         Q_EMIT actionBeingHandled();
 452         m_currentView->deleteSelectedItems();
 453         Q_EMIT selectionModeChangeTriggered(false);
 454     }
 455 }
 456
 457 void DolphinViewActionHandler::togglePreview(bool show)
 458 {
 459     Q_EMIT actionBeingHandled();
 460     m_currentView->setPreviewsShown(show);
 461 }
 462
 463 void DolphinViewActionHandler::slotPreviewsShownChanged(bool shown)
 464 {
 465     Q_UNUSED(shown)
 466     // It is not enough to update the 'Show Preview' action, also
 467     // the 'Zoom In', 'Zoom Out' and 'Zoom Reset' actions must be adapted.
 468     updateViewActions();
 469 }
 470
 471 QString DolphinViewActionHandler::currentViewModeActionName() const
 472 {
 473     switch (m_currentView->viewMode()) {
 474     case DolphinView::IconsView:
 475         return QStringLiteral("icons");
 476     case DolphinView::DetailsView:
 477         return QStringLiteral("details");
 478     case DolphinView::CompactView:
 479         return QStringLiteral("compact");
 480     default:
 481         Q_ASSERT(false);
 482         break;
 483     }
 484     return QString(); // can't happen
 485 }
 486
 487 KActionCollection *DolphinViewActionHandler::actionCollection()
 488 {
 489     return m_actionCollection;
 490 }
 491
 492 void DolphinViewActionHandler::updateViewActions()
 493 {
 494     QAction *viewModeAction = m_actionCollection->action(currentViewModeActionName());
 495     if (viewModeAction) {
 496         viewModeAction->setChecked(true);
 497
 498         QAction *viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 499         viewModeMenu->setIcon(viewModeAction->icon());
 500     }
 501
 502     QAction *showPreviewAction = m_actionCollection->action(QStringLiteral("show_preview"));
 503     showPreviewAction->setChecked(m_currentView->previewsShown());
 504
 505     slotSortOrderChanged(m_currentView->sortOrder());
 506     slotSortFoldersFirstChanged(m_currentView->sortFoldersFirst());
 507     slotSortHiddenLastChanged(m_currentView->sortHiddenLast());
 508     slotVisibleRolesChanged(m_currentView->visibleRoles(), QList<QByteArray>());
 509     slotGroupedSortingChanged(m_currentView->groupedSorting());
 510     slotSortRoleChanged(m_currentView->sortRole());
 511     slotZoomLevelChanged(m_currentView->zoomLevel(), -1);
 512
 513     // Updates the "show_hidden_files" action state and icon
 514     slotHiddenFilesShownChanged(m_currentView->hiddenFilesShown());
 515 }
 516
 517 void DolphinViewActionHandler::zoomIn()
 518 {
 519     const int level = m_currentView->zoomLevel();
 520     m_currentView->setZoomLevel(level + 1);
 521     updateViewActions();
 522 }
 523
 524 void DolphinViewActionHandler::zoomOut()
 525 {
 526     const int level = m_currentView->zoomLevel();
 527     m_currentView->setZoomLevel(level - 1);
 528     updateViewActions();
 529 }
 530
 531 void DolphinViewActionHandler::zoomReset()
 532 {
 533     m_currentView->resetZoomLevel();
 534     updateViewActions();
 535 }
 536
 537 void DolphinViewActionHandler::toggleSortFoldersFirst()
 538 {
 539     const bool sortFirst = m_currentView->sortFoldersFirst();
 540     m_currentView->setSortFoldersFirst(!sortFirst);
 541 }
 542
 543 void DolphinViewActionHandler::toggleSortHiddenLast()
 544 {
 545     const bool sortHiddenLast = m_currentView->sortHiddenLast();
 546     m_currentView->setSortHiddenLast(!sortHiddenLast);
 547 }
 548
 549 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 550 {
 551     QAction *descending = m_actionCollection->action(QStringLiteral("descending"));
 552     QAction *ascending = m_actionCollection->action(QStringLiteral("ascending"));
 553     const bool sortDescending = (order == Qt::DescendingOrder);
 554     descending->setChecked(sortDescending);
 555     ascending->setChecked(!sortDescending);
 556 }
 557
 558 void DolphinViewActionHandler::slotSortFoldersFirstChanged(bool foldersFirst)
 559 {
 560     m_actionCollection->action(QStringLiteral("folders_first"))->setChecked(foldersFirst);
 561 }
 562
 563 void DolphinViewActionHandler::slotSortHiddenLastChanged(bool hiddenLast)
 564 {
 565     m_actionCollection->action(QStringLiteral("hidden_last"))->setChecked(hiddenLast);
 566 }
 567
 568 void DolphinViewActionHandler::toggleVisibleRole(QAction *action)
 569 {
 570     Q_EMIT actionBeingHandled();
 571
 572     const QByteArray toggledRole = action->data().toByteArray();
 573
 574     QList<QByteArray> roles = m_currentView->visibleRoles();
 575
 576     const bool show = action->isChecked();
 577
 578     const int index = roles.indexOf(toggledRole);
 579     const bool containsInfo = (index >= 0);
 580     if (show && !containsInfo) {
 581         roles.append(toggledRole);
 582         m_currentView->setVisibleRoles(roles);
 583     } else if (!show && containsInfo) {
 584         roles.removeAt(index);
 585         m_currentView->setVisibleRoles(roles);
 586         Q_ASSERT(roles.indexOf(toggledRole) < 0);
 587     }
 588 }
 589
 590 void DolphinViewActionHandler::slotVisibleRolesChanged(const QList<QByteArray> &current, const QList<QByteArray> &previous)
 591 {
 592     Q_UNUSED(previous)
 593
 594     const auto checkedRoles = QSet<QByteArray>(current.constBegin(), current.constEnd());
 595     QHashIterator<QByteArray, KToggleAction *> it(m_visibleRoles);
 596     while (it.hasNext()) {
 597         it.next();
 598         const QByteArray &role = it.key();
 599         KToggleAction *action = it.value();
 600         action->setChecked(checkedRoles.contains(role));
 601     }
 602 }
 603
 604 void DolphinViewActionHandler::toggleGroupedSorting(bool grouped)
 605 {
 606     m_currentView->setGroupedSorting(grouped);
 607 }
 608
 609 void DolphinViewActionHandler::slotGroupedSortingChanged(bool groupedSorting)
 610 {
 611     QAction *showInGroupsAction = m_actionCollection->action(QStringLiteral("show_in_groups"));
 612     showInGroupsAction->setChecked(groupedSorting);
 613 }
 614
 615 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 616 {
 617     Q_EMIT actionBeingHandled();
 618     m_currentView->setHiddenFilesShown(show);
 619 }
 620
 621 void DolphinViewActionHandler::slotHiddenFilesShownChanged(bool shown)
 622 {
 623     QAction *showHiddenFilesAction = m_actionCollection->action(QStringLiteral("show_hidden_files"));
 624     showHiddenFilesAction->setChecked(shown);
 625 }
 626
 627 void DolphinViewActionHandler::slotWriteStateChanged(bool isFolderWritable)
 628 {
 629     m_actionCollection->action(QStringLiteral("create_dir"))->setEnabled(isFolderWritable && KProtocolManager::supportsMakeDir(currentView()->url()));
 630 }
 631
 632 KToggleAction *DolphinViewActionHandler::iconsModeAction()
 633 {
 634     KToggleAction *iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("icons"));
 635     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 636     iconsView->setToolTip(i18nc("@info", "Icons view mode"));
 637     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL | Qt::Key_1);
 638     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-icons")));
 639     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 640     return iconsView;
 641 }
 642
 643 KToggleAction *DolphinViewActionHandler::compactModeAction()
 644 {
 645     KToggleAction *iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("compact"));
 646     iconsView->setText(i18nc("@action:inmenu View Mode", "Compact"));
 647     iconsView->setToolTip(i18nc("@info", "Compact view mode"));
 648     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL | Qt::Key_2);
 649     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-details"))); // TODO: discuss with Oxygen-team the wrong (?) name
 650     iconsView->setData(QVariant::fromValue(DolphinView::CompactView));
 651     return iconsView;
 652 }
 653
 654 KToggleAction *DolphinViewActionHandler::detailsModeAction()
 655 {
 656     KToggleAction *detailsView = m_actionCollection->add<KToggleAction>(QStringLiteral("details"));
 657     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 658     detailsView->setToolTip(i18nc("@info", "Details view mode"));
 659     m_actionCollection->setDefaultShortcut(detailsView, Qt::CTRL | Qt::Key_3);
 660     detailsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-tree")));
 661     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 662     return detailsView;
 663 }
 664
 665 void DolphinViewActionHandler::slotSortRoleChanged(const QByteArray &role)
 666 {
 667     KToggleAction *action = m_sortByActions.value(role);
 668     if (action) {
 669         action->setChecked(true);
 670
 671         if (!action->icon().isNull()) {
 672             QAction *sortByMenu = m_actionCollection->action(QStringLiteral("sort"));
 673             sortByMenu->setIcon(action->icon());
 674         }
 675     }
 676
 677     QAction *descending = m_actionCollection->action(QStringLiteral("descending"));
 678     QAction *ascending = m_actionCollection->action(QStringLiteral("ascending"));
 679
 680     if (role == "text" || role == "type" || role == "extension" || role == "tags" || role == "comment") {
 681         descending->setText(i18nc("Sort descending", "Z-A"));
 682         ascending->setText(i18nc("Sort ascending", "A-Z"));
 683     } else if (role == "size") {
 684         descending->setText(i18nc("Sort descending", "Largest First"));
 685         ascending->setText(i18nc("Sort ascending", "Smallest First"));
 686     } else if (role == "modificationtime" || role == "creationtime" || role == "accesstime") {
 687         descending->setText(i18nc("Sort descending", "Newest First"));
 688         ascending->setText(i18nc("Sort ascending", "Oldest First"));
 689     } else if (role == "rating") {
 690         descending->setText(i18nc("Sort descending", "Highest First"));
 691         ascending->setText(i18nc("Sort ascending", "Lowest First"));
 692     } else {
 693         descending->setText(i18nc("Sort descending", "Descending"));
 694         ascending->setText(i18nc("Sort ascending", "Ascending"));
 695     }
 696
 697     slotSortOrderChanged(m_currentView->sortOrder());
 698 }
 699
 700 void DolphinViewActionHandler::slotZoomLevelChanged(int current, int previous)
 701 {
 702     Q_UNUSED(previous)
 703
 704     QAction *zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 705     if (zoomInAction) {
 706         zoomInAction->setEnabled(current < ZoomLevelInfo::maximumLevel());
 707     }
 708
 709     QAction *zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 710     if (zoomOutAction) {
 711         zoomOutAction->setEnabled(current > ZoomLevelInfo::minimumLevel());
 712     }
 713 }
 714
 715 void DolphinViewActionHandler::slotSortTriggered(QAction *action)
 716 {
 717     // The radiobuttons of the "Sort By"-menu are split between the main-menu
 718     // and several sub-menus. Because of this they don't have a common
 719     // action-group that assures an exclusive toggle-state between the main-menu
 720     // actions and the sub-menu-actions. If an action gets checked, it must
 721     // be assured that all other actions get unchecked, except the ascending/
 722     // descending actions
 723     for (QAction *groupAction : std::as_const(m_sortByActions)) {
 724         KActionMenu *actionMenu = qobject_cast<KActionMenu *>(groupAction);
 725         if (actionMenu) {
 726             const auto actions = actionMenu->menu()->actions();
 727             for (QAction *subAction : actions) {
 728                 subAction->setChecked(false);
 729             }
 730         } else if (groupAction->actionGroup()) {
 731             groupAction->setChecked(false);
 732         }
 733     }
 734     action->setChecked(true);
 735
 736     // Apply the activated sort-role to the view
 737     const QByteArray role = action->data().toByteArray();
 738     m_currentView->setSortRole(role);
 739 }
 740
 741 void DolphinViewActionHandler::slotAdjustViewProperties()
 742 {
 743     Q_EMIT actionBeingHandled();
 744     QPointer<ViewPropertiesDialog> dialog = new ViewPropertiesDialog(m_currentView);
 745     dialog->exec();
 746     delete dialog;
 747 }
 748
 749 void DolphinViewActionHandler::slotDuplicate()
 750 {
 751     if (m_currentView->selectedItemsCount() == 0) {
 752         Q_EMIT selectionModeChangeTriggered(true, SelectionMode::BottomBar::Contents::DuplicateContents);
 753     } else {
 754         Q_EMIT actionBeingHandled();
 755         m_currentView->duplicateSelectedItems();
 756         Q_EMIT selectionModeChangeTriggered(false);
 757     }
 758 }
 759
 760 void DolphinViewActionHandler::slotProperties()
 761 {
 762     KPropertiesDialog *dialog = nullptr;
 763     const KFileItemList list = m_currentView->selectedItems();
 764     if (list.isEmpty()) {
 765         const QUrl url = m_currentView->url();
 766         dialog = new KPropertiesDialog(url, m_currentView);
 767     } else {
 768         dialog = new KPropertiesDialog(list, m_currentView);
 769     }
 770
 771     dialog->setAttribute(Qt::WA_DeleteOnClose);
 772     dialog->show();
 773     dialog->raise();
 774     dialog->activateWindow();
 775 }
 776
 777 void DolphinViewActionHandler::slotCopyPath()
 778 {
 779     if (m_currentView->selectedItemsCount() == 0) {
 780         Q_EMIT selectionModeChangeTriggered(true, SelectionMode::BottomBar::Contents::CopyLocationContents);
 781     } else {
 782         m_currentView->copyPathToClipboard();
 783         Q_EMIT selectionModeChangeTriggered(false);
 784     }
 785 }
 786
 787 void DolphinViewActionHandler::slotSelectionChanged(const KFileItemList &selection)
 788 {
 789     QString basicActionsMenuText;
 790     if (selection.isEmpty()) {
 791         basicActionsMenuText = i18nc("@action:inmenu menu with actions like copy, paste, rename. The user's selection is empty when this text is shown.",
 792                                      "Actions for Current View");
 793     } else {
 794         // clang-format off
 795         QFontMetrics fontMetrics = QMenu().fontMetrics();
 796         // i18n: @action:inmenu menu with actions like copy, paste, rename.
 797         // %1 is a textual representation of the currently selected files or folders. This can be the name of
 798         // the file/files like "file1" or "file1, file2 and file3" or an aggregate like "8 Selected Folders".
 799         // If this sort of word puzzle can not be correctly translated in your language, translate it as "NULL" (without the quotes)
 800         // and a fallback will be used.
 801         basicActionsMenuText = i18n("Actions for %1", fileItemListToString(selection, fontMetrics.averageCharWidth() * 40, fontMetrics, ItemsState::Selected));
 802         // clang-format on
 803     }
 804
 805     if (basicActionsMenuText == QStringLiteral("NULL")) {
 806         const KFileItemListProperties properties(selection);
 807         basicActionsMenuText = i18ncp("@action:inmenu menu with actions like copy, paste, rename. %1 is the amount of selected files/folders.",
 808                                       "Actions for One Selected Item",
 809                                       "Actions for %1 Selected Items",
 810                                       selection.count());
 811     }
 812
 813     QAction *basicActionsMenu = m_actionCollection->action(QStringLiteral("basic_actions"));
 814     basicActionsMenu->setText(basicActionsMenuText);
 815
 816     // Add or remove contextual actions
 817     while (!basicActionsMenu->menu()->actions().constLast()->isSeparator()) {
 818         basicActionsMenu->menu()->removeAction(basicActionsMenu->menu()->actions().last());
 819     }
 820     if (selection.count() == 1) {
 821         if (selection.first().isLink()) {
 822             basicActionsMenu->menu()->addAction(m_actionCollection->action(QStringLiteral("show_target")));
 823         }
 824         if (selection.first().isDir()) {
 825             basicActionsMenu->menu()->addAction(m_actionCollection->action(QStringLiteral("add_to_places")));
 826         }
 827     }
 828 }
 829
 830 #include "moc_dolphinviewactionhandler.cpp"