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 #include "kconfig_version.h"
  15
  16 #ifdef 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, 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();
  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,
  53             this, &DolphinViewActionHandler::updateViewActions);
  54     connect(view, &DolphinView::previewsShownChanged,
  55             this, &DolphinViewActionHandler::slotPreviewsShownChanged);
  56     connect(view, &DolphinView::sortOrderChanged,
  57             this, &DolphinViewActionHandler::slotSortOrderChanged);
  58     connect(view, &DolphinView::sortFoldersFirstChanged,
  59             this, &DolphinViewActionHandler::slotSortFoldersFirstChanged);
  60     connect(view, &DolphinView::visibleRolesChanged,
  61             this, &DolphinViewActionHandler::slotVisibleRolesChanged);
  62     connect(view, &DolphinView::groupedSortingChanged,
  63             this, &DolphinViewActionHandler::slotGroupedSortingChanged);
  64     connect(view, &DolphinView::hiddenFilesShownChanged,
  65             this, &DolphinViewActionHandler::slotHiddenFilesShownChanged);
  66     connect(view, &DolphinView::sortRoleChanged,
  67             this, &DolphinViewActionHandler::slotSortRoleChanged);
  68     connect(view, &DolphinView::zoomLevelChanged,
  69             this, &DolphinViewActionHandler::slotZoomLevelChanged);
  70     connect(view, &DolphinView::writeStateChanged,
  71             this, &DolphinViewActionHandler::slotWriteStateChanged);
  72     connect(view, &DolphinView::selectionChanged,
  73             this, &DolphinViewActionHandler::slotSelectionChanged);
  74     slotSelectionChanged(m_currentView->selectedItems());
  75 }
  76
  77 DolphinView* DolphinViewActionHandler::currentView()
  78 {
  79     return m_currentView;
  80 }
  81
  82 void DolphinViewActionHandler::createActions()
  83 {
  84     // This action doesn't appear in the GUI, it's for the shortcut only.
  85     // KNewFileMenu takes care of the GUI stuff.
  86     QAction* newDirAction = m_actionCollection->addAction(QStringLiteral("create_dir"));
  87     newDirAction->setText(i18nc("@action", "Create Folder..."));
  88     m_actionCollection->setDefaultShortcuts(newDirAction, KStandardShortcut::createFolder());
  89     newDirAction->setIcon(QIcon::fromTheme(QStringLiteral("folder-new")));
  90     newDirAction->setEnabled(false);    // Will be enabled in slotWriteStateChanged(bool) if the current URL is writable
  91     connect(newDirAction, &QAction::triggered, this, &DolphinViewActionHandler::createDirectoryTriggered);
  92
  93     // File menu
  94
  95     auto renameAction = KStandardAction::renameFile(this, &DolphinViewActionHandler::slotRename, m_actionCollection);
  96     renameAction->setWhatsThis(xi18nc("@info:whatsthis", "This renames the "
  97         "items in your current selection.<nl/>Renaming multiple items "
  98         "at once amounts to their new names differing only in a number."));
  99
 100     auto trashAction = KStandardAction::moveToTrash(this, &DolphinViewActionHandler::slotTrashActivated, m_actionCollection);
 101     auto trashShortcuts = trashAction->shortcuts();
 102     if (!trashShortcuts.contains(QKeySequence::Delete)) {
 103         trashShortcuts.append(QKeySequence::Delete);
 104         m_actionCollection->setDefaultShortcuts(trashAction, trashShortcuts);
 105     }
 106     trashAction->setWhatsThis(xi18nc("@info:whatsthis", "This moves the "
 107         "items in your current selection to the <filename>Trash"
 108         "</filename>.<nl/>The trash is a temporary storage where "
 109         "items can be deleted from if disk space is needed."));
 110
 111     auto deleteAction = KStandardAction::deleteFile(this, &DolphinViewActionHandler::slotDeleteItems, m_actionCollection);
 112     auto deleteShortcuts = deleteAction->shortcuts();
 113     if (!deleteShortcuts.contains(Qt::SHIFT | Qt::Key_Delete)) {
 114         deleteShortcuts.append(Qt::SHIFT | Qt::Key_Delete);
 115         m_actionCollection->setDefaultShortcuts(deleteAction, deleteShortcuts);
 116     }
 117     deleteAction->setWhatsThis(xi18nc("@info:whatsthis", "This deletes "
 118         "the items in your current selection completely. They can "
 119         "not be recovered by normal means."));
 120
 121     // This action is useful for being enabled when KStandardAction::MoveToTrash should be
 122     // disabled and KStandardAction::DeleteFile is enabled (e.g. non-local files), so that Key_Del
 123     // can be used for deleting the file (#76016). It needs to be a separate action
 124     // so that the Edit menu isn't affected.
 125     QAction* deleteWithTrashShortcut = m_actionCollection->addAction(QStringLiteral("delete_shortcut"));
 126     // The descriptive text is just for the shortcuts editor.
 127     deleteWithTrashShortcut->setText(i18nc("@action \"Move to Trash\" for non-local files, etc.", "Delete (using shortcut for Trash)"));
 128     m_actionCollection->setDefaultShortcuts(deleteWithTrashShortcut, KStandardShortcut::moveToTrash());
 129     deleteWithTrashShortcut->setEnabled(false);
 130     connect(deleteWithTrashShortcut, &QAction::triggered, this, &DolphinViewActionHandler::slotDeleteItems);
 131
 132     QAction* duplicateAction = m_actionCollection->addAction(QStringLiteral("duplicate"));
 133     duplicateAction->setText(i18nc("@action:inmenu File", "Duplicate Here"));
 134     duplicateAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-duplicate")));
 135     m_actionCollection->setDefaultShortcut(duplicateAction, Qt::CTRL | Qt::Key_D);
 136     duplicateAction->setEnabled(false);
 137     connect(duplicateAction, &QAction::triggered, this, &DolphinViewActionHandler::slotDuplicate);
 138
 139     QAction *propertiesAction = m_actionCollection->addAction( QStringLiteral("properties") );
 140     // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
 141     propertiesAction->setText( i18nc("@action:inmenu File", "Properties") );
 142     propertiesAction->setWhatsThis(xi18nc("@info:whatsthis properties",
 143         "This shows a complete list of properties of the currently "
 144         "selected items in a new window.<nl/>If nothing is selected the "
 145         "window will be about the currently viewed folder instead.<nl/>"
 146         "You can configure advanced options there like managing "
 147         "read- and write-permissions."));
 148     propertiesAction->setIcon(QIcon::fromTheme(QStringLiteral("document-properties")));
 149     m_actionCollection->setDefaultShortcuts(propertiesAction, {Qt::ALT | Qt::Key_Return, Qt::ALT | Qt::Key_Enter});
 150     connect(propertiesAction, &QAction::triggered, this, &DolphinViewActionHandler::slotProperties);
 151
 152     QAction *copyPathAction = m_actionCollection->addAction( QStringLiteral("copy_location") );
 153     copyPathAction->setText(i18nc("@action:incontextmenu", "Copy Location"));
 154     copyPathAction->setWhatsThis(i18nc("@info:whatsthis copy_location",
 155                                           "This will copy the path of the first selected item into the clipboard."
 156                                 ));
 157
 158     copyPathAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));
 159     m_actionCollection->setDefaultShortcuts(copyPathAction, {Qt::CTRL | Qt::ALT | Qt::Key_C});
 160     connect(copyPathAction, &QAction::triggered, this, &DolphinViewActionHandler::slotCopyPath);
 161
 162     // This menu makes sure that users who don't know how to open a context menu and haven't
 163     // figured out how to enable the menu bar can still perform basic file manipulation.
 164     // This only works if they know how to select a file.
 165     // The text when nothing is selected at least implies that a selection can /somehow/ be made.
 166     // This menu is by default only used in the hamburger menu but created here so users can put
 167     // it on their toolbar.
 168     KActionMenu *basicActionsMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("basic_actions"), this);
 169     // The text is set later depending on the selection in the currently active view.
 170     basicActionsMenu->setPopupMode(QToolButton::InstantPopup);
 171     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::Cut)));
 172     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::Copy)));
 173     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::Paste)));
 174     basicActionsMenu->addSeparator();
 175     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::RenameFile)));
 176     basicActionsMenu->addAction(m_actionCollection->action(KStandardAction::name(KStandardAction::MoveToTrash)));
 177     basicActionsMenu->addSeparator();
 178     basicActionsMenu->addAction(m_actionCollection->action(QStringLiteral("properties")));
 179     basicActionsMenu->addSeparator(); // We add one more separator because we sometimes add contextual
 180                                       // actions in slotSelectionChanged() after the static ones above.
 181
 182     // View menu
 183     KToggleAction* iconsAction = iconsModeAction();
 184     KToggleAction* compactAction = compactModeAction();
 185     KToggleAction* detailsAction = detailsModeAction();
 186
 187     iconsAction->setWhatsThis(xi18nc("@info:whatsthis Icons view mode",
 188         "<para>This switches to a view mode that focuses on the folder "
 189         "and file icons. This mode makes it easy to distinguish folders "
 190         "from files and to detect items with distinctive <emphasis>"
 191         "file types</emphasis>.</para><para> This mode is handy to "
 192         "browse through pictures when the <interface>Preview"
 193         "</interface> option is enabled.</para>"));
 194     compactAction->setWhatsThis(xi18nc("@info:whatsthis Compact view mode",
 195         "<para>This switches to a compact view mode that lists the folders "
 196         "and files in columns with the names beside the icons.</para><para>"
 197         "This helps to keep the overview in folders with many items.</para>"));
 198     detailsAction->setWhatsThis(xi18nc("@info:whatsthis Details view mode",
 199         "<para>This switches to a list view mode that focuses on folder "
 200         "and file details.</para><para>Click on a detail in the column "
 201         "header to sort the items by it. Click again to sort the other "
 202         "way around. To select which details should be displayed click "
 203         "the header with the right mouse button.</para><para>You can "
 204         "view the contents of a folder without leaving the current "
 205         "location by clicking to the left of it. This way you can view "
 206         "the contents of multiple folders in the same list.</para>"));
 207
 208     KSelectAction* viewModeActions = m_actionCollection->add<KSelectAction>(QStringLiteral("view_mode"));
 209     viewModeActions->setText(i18nc("@action:intoolbar", "View Mode"));
 210     viewModeActions->addAction(iconsAction);
 211     viewModeActions->addAction(compactAction);
 212     viewModeActions->addAction(detailsAction);
 213     viewModeActions->setToolBarMode(KSelectAction::MenuMode);
 214     connect(viewModeActions, QOverload<QAction*>::of(&KSelectAction::triggered), this, &DolphinViewActionHandler::slotViewModeActionTriggered);
 215
 216     QAction* zoomInAction = KStandardAction::zoomIn(this,
 217                             &DolphinViewActionHandler::zoomIn,
 218                             m_actionCollection);
 219     zoomInAction->setWhatsThis(i18nc("@info:whatsthis zoom in", "This increases the icon size."));
 220
 221     QAction* zoomResetAction = m_actionCollection->addAction(QStringLiteral("view_zoom_reset"));
 222     zoomResetAction->setText(i18nc("@action:inmenu View", "Reset Zoom Level"));
 223     zoomResetAction->setToolTip(i18n("Zoom To Default"));
 224     zoomResetAction->setWhatsThis(i18nc("@info:whatsthis zoom reset", "This resets the icon size to default."));
 225     zoomResetAction->setIcon(QIcon::fromTheme(QStringLiteral("zoom-original")));
 226     m_actionCollection->setDefaultShortcuts(zoomResetAction, {Qt::CTRL | Qt::Key_0});
 227     connect(zoomResetAction, &QAction::triggered, this, &DolphinViewActionHandler::zoomReset);
 228
 229     QAction* zoomOutAction = KStandardAction::zoomOut(this,
 230                              &DolphinViewActionHandler::zoomOut,
 231                              m_actionCollection);
 232     zoomOutAction->setWhatsThis(i18nc("@info:whatsthis zoom out", "This reduces the icon size."));
 233
 234     KActionMenu* zoomMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("zoom"));
 235     zoomMenu->setText(i18nc("@action:inmenu menu of zoom actions", "Zoom"));
 236     zoomMenu->setIcon(QIcon::fromTheme(QStringLiteral("zoom")));
 237     zoomMenu->setPopupMode(QToolButton::InstantPopup);
 238     zoomMenu->addAction(zoomInAction);
 239     zoomMenu->addAction(zoomResetAction);
 240     zoomMenu->addAction(zoomOutAction);
 241
 242     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>(QStringLiteral("show_preview"));
 243     showPreview->setText(i18nc("@action:intoolbar", "Show Previews"));
 244     showPreview->setToolTip(i18nc("@info", "Show preview of files and folders"));
 245     showPreview->setWhatsThis(xi18nc("@info:whatsthis", "When this is "
 246         "enabled, the icons are based on the actual file or folder "
 247         "contents.<nl/>For example the icons of images become scaled "
 248         "down versions of the images."));
 249     showPreview->setIcon(QIcon::fromTheme(QStringLiteral("view-preview")));
 250     connect(showPreview, &KToggleAction::triggered, this, &DolphinViewActionHandler::togglePreview);
 251
 252     KToggleAction* sortFoldersFirst = m_actionCollection->add<KToggleAction>(QStringLiteral("folders_first"));
 253     sortFoldersFirst->setText(i18nc("@action:inmenu Sort", "Folders First"));
 254     connect(sortFoldersFirst, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleSortFoldersFirst);
 255
 256     // View -> Sort By
 257     QActionGroup* sortByActionGroup = createFileItemRolesActionGroup(QStringLiteral("sort_by_"));
 258
 259     KActionMenu* sortByActionMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("sort"));
 260     sortByActionMenu->setIcon(QIcon::fromTheme(QStringLiteral("view-sort")));
 261     sortByActionMenu->setText(i18nc("@action:inmenu View", "Sort By"));
 262     sortByActionMenu->setPopupMode(QToolButton::InstantPopup);
 263
 264     const auto sortByActionGroupActions = sortByActionGroup->actions();
 265     for (QAction* action : sortByActionGroupActions) {
 266         sortByActionMenu->addAction(action);
 267     }
 268
 269     sortByActionMenu->addSeparator();
 270
 271     QActionGroup* group = new QActionGroup(sortByActionMenu);
 272     group->setExclusive(true);
 273
 274     KToggleAction* ascendingAction = m_actionCollection->add<KToggleAction>(QStringLiteral("ascending"));
 275     ascendingAction->setActionGroup(group);
 276     connect(ascendingAction, &QAction::triggered, this, [this] {
 277         m_currentView->setSortOrder(Qt::AscendingOrder);
 278     });
 279
 280     KToggleAction* descendingAction = m_actionCollection->add<KToggleAction>(QStringLiteral("descending"));
 281     descendingAction->setActionGroup(group);
 282     connect(descendingAction, &QAction::triggered, this, [this] {
 283         m_currentView->setSortOrder(Qt::DescendingOrder);
 284     });
 285
 286     sortByActionMenu->addAction(ascendingAction);
 287     sortByActionMenu->addAction(descendingAction);
 288     sortByActionMenu->addSeparator();
 289     sortByActionMenu->addAction(sortFoldersFirst);
 290
 291     // View -> Additional Information
 292     QActionGroup* visibleRolesGroup = createFileItemRolesActionGroup(QStringLiteral("show_"));
 293
 294     KActionMenu* visibleRolesMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("additional_info"));
 295     visibleRolesMenu->setText(i18nc("@action:inmenu View", "Show Additional Information"));
 296     visibleRolesMenu->setIcon(QIcon::fromTheme(QStringLiteral("documentinfo")));
 297     visibleRolesMenu->setPopupMode(QToolButton::InstantPopup);
 298
 299     const auto visibleRolesGroupActions = visibleRolesGroup->actions();
 300     for (QAction* action : visibleRolesGroupActions) {
 301         visibleRolesMenu->addAction(action);
 302     }
 303
 304     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>(QStringLiteral("show_in_groups"));
 305     showInGroups->setIcon(QIcon::fromTheme(QStringLiteral("view-group")));
 306     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 307     showInGroups->setWhatsThis(i18nc("@info:whatsthis", "This groups files and folders by their first letter."));
 308     connect(showInGroups, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleGroupedSorting);
 309
 310     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>(QStringLiteral("show_hidden_files"));
 311     showHiddenFiles->setIcon(QIcon::fromTheme(QStringLiteral("view-visible")));
 312     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 313     showHiddenFiles->setWhatsThis(xi18nc("@info:whatsthis", "<para>When "
 314         "this is enabled <emphasis>hidden</emphasis> files and folders "
 315         "are visible. They will be displayed semi-transparent.</para>"
 316         "<para>Hidden items only differ from other ones in that their "
 317         "name starts with a \".\". In general there is no need for "
 318         "users to access them which is why they are hidden.</para>"));
 319     m_actionCollection->setDefaultShortcuts(showHiddenFiles, KStandardShortcut::showHideHiddenFiles());
 320     connect(showHiddenFiles, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleShowHiddenFiles);
 321
 322     QAction* adjustViewProps = m_actionCollection->addAction(QStringLiteral("view_properties"));
 323     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Display Style..."));
 324     adjustViewProps->setIcon(QIcon::fromTheme(QStringLiteral("view-choose")));
 325     adjustViewProps->setWhatsThis(i18nc("@info:whatsthis", "This opens a window "
 326         "in which all folder view properties can be adjusted."));
 327     connect(adjustViewProps, &QAction::triggered, this, &DolphinViewActionHandler::slotAdjustViewProperties);
 328 }
 329
 330 QActionGroup* DolphinViewActionHandler::createFileItemRolesActionGroup(const QString& groupPrefix)
 331 {
 332     const bool isSortGroup = (groupPrefix == QLatin1String("sort_by_"));
 333     Q_ASSERT(isSortGroup || groupPrefix == QLatin1String("show_"));
 334
 335     QActionGroup* rolesActionGroup = new QActionGroup(m_actionCollection);
 336     rolesActionGroup->setExclusive(isSortGroup);
 337     if (isSortGroup) {
 338         connect(rolesActionGroup, &QActionGroup::triggered,
 339                 this, &DolphinViewActionHandler::slotSortTriggered);
 340     } else {
 341         connect(rolesActionGroup, &QActionGroup::triggered,
 342                 this, &DolphinViewActionHandler::toggleVisibleRole);
 343     }
 344
 345     QString groupName;
 346     KActionMenu* groupMenu = nullptr;
 347     QActionGroup* groupMenuGroup = nullptr;
 348
 349     bool indexingEnabled = false;
 350 #ifdef HAVE_BALOO
 351     Baloo::IndexerConfig config;
 352     indexingEnabled = config.fileIndexingEnabled();
 353 #endif
 354
 355     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 356     for (const KFileItemModel::RoleInfo& info : rolesInfo) {
 357         if (!isSortGroup && info.role == "text") {
 358             // It should not be possible to hide the "text" role
 359             continue;
 360         }
 361
 362         KToggleAction* action = nullptr;
 363         const QString name = groupPrefix + info.role;
 364         if (info.group.isEmpty()) {
 365             action = m_actionCollection->add<KToggleAction>(name);
 366             action->setActionGroup(rolesActionGroup);
 367         } else {
 368             if (!groupMenu || info.group != groupName) {
 369                 groupName = info.group;
 370                 groupMenu = m_actionCollection->add<KActionMenu>(groupName);
 371                 groupMenu->setText(groupName);
 372                 groupMenu->setActionGroup(rolesActionGroup);
 373
 374                 groupMenuGroup = new QActionGroup(groupMenu);
 375                 groupMenuGroup->setExclusive(isSortGroup);
 376                 if (isSortGroup) {
 377                     connect(groupMenuGroup, &QActionGroup::triggered,
 378                             this, &DolphinViewActionHandler::slotSortTriggered);
 379                 } else {
 380                     connect(groupMenuGroup, &QActionGroup::triggered,
 381                             this, &DolphinViewActionHandler::toggleVisibleRole);
 382                 }
 383             }
 384
 385             action = new KToggleAction(groupMenu);
 386             action->setActionGroup(groupMenuGroup);
 387             groupMenu->addAction(action);
 388         }
 389         action->setText(info.translation);
 390         action->setData(info.role);
 391
 392         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
 393                             (info.requiresBaloo) ||
 394                             (info.requiresIndexer && indexingEnabled);
 395         action->setEnabled(enable);
 396
 397         if (isSortGroup) {
 398             m_sortByActions.insert(info.role, action);
 399         } else {
 400             m_visibleRoles.insert(info.role, action);
 401         }
 402     }
 403
 404     return rolesActionGroup;
 405 }
 406
 407 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 408 {
 409     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 410     m_currentView->setMode(mode);
 411
 412     QAction* viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 413     viewModeMenu->setIcon(action->icon());
 414 }
 415
 416 void DolphinViewActionHandler::slotRename()
 417 {
 418     Q_EMIT actionBeingHandled();
 419     m_currentView->renameSelectedItems();
 420 }
 421
 422 void DolphinViewActionHandler::slotTrashActivated()
 423 {
 424     Q_EMIT actionBeingHandled();
 425     m_currentView->trashSelectedItems();
 426 }
 427
 428 void DolphinViewActionHandler::slotDeleteItems()
 429 {
 430     Q_EMIT actionBeingHandled();
 431     m_currentView->deleteSelectedItems();
 432 }
 433
 434 void DolphinViewActionHandler::togglePreview(bool show)
 435 {
 436     Q_EMIT actionBeingHandled();
 437     m_currentView->setPreviewsShown(show);
 438 }
 439
 440 void DolphinViewActionHandler::slotPreviewsShownChanged(bool shown)
 441 {
 442     Q_UNUSED(shown)
 443     // It is not enough to update the 'Show Preview' action, also
 444     // the 'Zoom In', 'Zoom Out' and 'Zoom Reset' actions must be adapted.
 445     updateViewActions();
 446 }
 447
 448 QString DolphinViewActionHandler::currentViewModeActionName() const
 449 {
 450     switch (m_currentView->mode()) {
 451     case DolphinView::IconsView:
 452         return QStringLiteral("icons");
 453     case DolphinView::DetailsView:
 454         return QStringLiteral("details");
 455     case DolphinView::CompactView:
 456         return QStringLiteral("compact");
 457     default:
 458         Q_ASSERT(false);
 459         break;
 460     }
 461     return QString(); // can't happen
 462 }
 463
 464 KActionCollection* DolphinViewActionHandler::actionCollection()
 465 {
 466     return m_actionCollection;
 467 }
 468
 469 void DolphinViewActionHandler::updateViewActions()
 470 {
 471     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 472     if (viewModeAction) {
 473         viewModeAction->setChecked(true);
 474
 475         QAction* viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 476         viewModeMenu->setIcon(viewModeAction->icon());
 477     }
 478
 479     QAction* showPreviewAction = m_actionCollection->action(QStringLiteral("show_preview"));
 480     showPreviewAction->setChecked(m_currentView->previewsShown());
 481
 482     slotSortOrderChanged(m_currentView->sortOrder());
 483     slotSortFoldersFirstChanged(m_currentView->sortFoldersFirst());
 484     slotVisibleRolesChanged(m_currentView->visibleRoles(), QList<QByteArray>());
 485     slotGroupedSortingChanged(m_currentView->groupedSorting());
 486     slotSortRoleChanged(m_currentView->sortRole());
 487     slotZoomLevelChanged(m_currentView->zoomLevel(), -1);
 488
 489     // Updates the "show_hidden_files" action state and icon
 490     slotHiddenFilesShownChanged(m_currentView->hiddenFilesShown());
 491 }
 492
 493 void DolphinViewActionHandler::zoomIn()
 494 {
 495     const int level = m_currentView->zoomLevel();
 496     m_currentView->setZoomLevel(level + 1);
 497     updateViewActions();
 498 }
 499
 500 void DolphinViewActionHandler::zoomOut()
 501 {
 502     const int level = m_currentView->zoomLevel();
 503     m_currentView->setZoomLevel(level - 1);
 504     updateViewActions();
 505 }
 506
 507 void DolphinViewActionHandler::zoomReset()
 508 {
 509     m_currentView->resetZoomLevel();
 510     updateViewActions();
 511 }
 512
 513 void DolphinViewActionHandler::toggleSortFoldersFirst()
 514 {
 515     const bool sortFirst = m_currentView->sortFoldersFirst();
 516     m_currentView->setSortFoldersFirst(!sortFirst);
 517 }
 518
 519 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 520 {
 521     QAction* descending = m_actionCollection->action(QStringLiteral("descending"));
 522     QAction* ascending = m_actionCollection->action(QStringLiteral("ascending"));
 523     const bool sortDescending = (order == Qt::DescendingOrder);
 524     descending->setChecked(sortDescending);
 525     ascending->setChecked(!sortDescending);
 526 }
 527
 528 void DolphinViewActionHandler::slotSortFoldersFirstChanged(bool foldersFirst)
 529 {
 530     m_actionCollection->action(QStringLiteral("folders_first"))->setChecked(foldersFirst);
 531 }
 532
 533 void DolphinViewActionHandler::toggleVisibleRole(QAction* action)
 534 {
 535     Q_EMIT actionBeingHandled();
 536
 537     const QByteArray toggledRole = action->data().toByteArray();
 538
 539     QList<QByteArray> roles = m_currentView->visibleRoles();
 540
 541     const bool show = action->isChecked();
 542
 543     const int index = roles.indexOf(toggledRole);
 544     const bool containsInfo = (index >= 0);
 545     if (show && !containsInfo) {
 546         roles.append(toggledRole);
 547         m_currentView->setVisibleRoles(roles);
 548     } else if (!show && containsInfo) {
 549         roles.removeAt(index);
 550         m_currentView->setVisibleRoles(roles);
 551         Q_ASSERT(roles.indexOf(toggledRole) < 0);
 552     }
 553 }
 554
 555 void DolphinViewActionHandler::slotVisibleRolesChanged(const QList<QByteArray>& current,
 556                                                        const QList<QByteArray>& previous)
 557 {
 558     Q_UNUSED(previous)
 559
 560     const auto checkedRoles = QSet<QByteArray>(current.constBegin(), current.constEnd());
 561     QHashIterator<QByteArray, KToggleAction*> it(m_visibleRoles);
 562     while (it.hasNext()) {
 563         it.next();
 564         const QByteArray& role = it.key();
 565         KToggleAction* action = it.value();
 566         action->setChecked(checkedRoles.contains(role));
 567     }
 568 }
 569
 570 void DolphinViewActionHandler::toggleGroupedSorting(bool grouped)
 571 {
 572     m_currentView->setGroupedSorting(grouped);
 573 }
 574
 575 void DolphinViewActionHandler::slotGroupedSortingChanged(bool groupedSorting)
 576 {
 577     QAction* showInGroupsAction = m_actionCollection->action(QStringLiteral("show_in_groups"));
 578     showInGroupsAction->setChecked(groupedSorting);
 579 }
 580
 581 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 582 {
 583     Q_EMIT actionBeingHandled();
 584     m_currentView->setHiddenFilesShown(show);
 585 }
 586
 587 void DolphinViewActionHandler::slotHiddenFilesShownChanged(bool shown)
 588 {
 589     QAction* showHiddenFilesAction = m_actionCollection->action(QStringLiteral("show_hidden_files"));
 590     showHiddenFilesAction->setChecked(shown);
 591 }
 592
 593 void DolphinViewActionHandler::slotWriteStateChanged(bool isFolderWritable)
 594 {
 595     m_actionCollection->action(QStringLiteral("create_dir"))->setEnabled(isFolderWritable &&
 596                                                                          KProtocolManager::supportsMakeDir(currentView()->url()));
 597 }
 598
 599 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 600 {
 601     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("icons"));
 602     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 603     iconsView->setToolTip(i18nc("@info", "Icons view mode"));
 604     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL | Qt::Key_1);
 605     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-icons")));
 606     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 607     return iconsView;
 608 }
 609
 610 KToggleAction* DolphinViewActionHandler::compactModeAction()
 611 {
 612     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("compact"));
 613     iconsView->setText(i18nc("@action:inmenu View Mode", "Compact"));
 614     iconsView->setToolTip(i18nc("@info", "Compact view mode"));
 615     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL | Qt::Key_2);
 616     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-details"))); // TODO: discuss with Oxygen-team the wrong (?) name
 617     iconsView->setData(QVariant::fromValue(DolphinView::CompactView));
 618     return iconsView;
 619 }
 620
 621 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 622 {
 623     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>(QStringLiteral("details"));
 624     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 625     detailsView->setToolTip(i18nc("@info", "Details view mode"));
 626     m_actionCollection->setDefaultShortcut(detailsView, Qt::CTRL | Qt::Key_3);
 627     detailsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-tree")));
 628     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 629     return detailsView;
 630 }
 631
 632 void DolphinViewActionHandler::slotSortRoleChanged(const QByteArray& role)
 633 {
 634     KToggleAction* action = m_sortByActions.value(role);
 635     if (action) {
 636         action->setChecked(true);
 637
 638         if (!action->icon().isNull()) {
 639             QAction* sortByMenu = m_actionCollection->action(QStringLiteral("sort"));
 640             sortByMenu->setIcon(action->icon());
 641         }
 642     }
 643
 644     QAction* descending = m_actionCollection->action(QStringLiteral("descending"));
 645     QAction* ascending = m_actionCollection->action(QStringLiteral("ascending"));
 646
 647     if (role == "text" || role == "type" || role == "tags" || role == "comment") {
 648         descending->setText(i18nc("Sort descending", "Z-A"));
 649         ascending->setText(i18nc("Sort ascending", "A-Z"));
 650     } else if (role == "size") {
 651         descending->setText(i18nc("Sort descending", "Largest First"));
 652         ascending->setText(i18nc("Sort ascending", "Smallest First"));
 653     } else if (role == "modificationtime" || role == "creationtime" || role == "accesstime") {
 654         descending->setText(i18nc("Sort descending", "Newest First"));
 655         ascending->setText(i18nc("Sort ascending", "Oldest First"));
 656     } else if (role == "rating") {
 657         descending->setText(i18nc("Sort descending", "Highest First"));
 658         ascending->setText(i18nc("Sort ascending", "Lowest First"));
 659     } else {
 660         descending->setText(i18nc("Sort descending", "Descending"));
 661         ascending->setText(i18nc("Sort ascending", "Ascending"));
 662     }
 663
 664     slotSortOrderChanged(m_currentView->sortOrder());
 665 }
 666
 667 void DolphinViewActionHandler::slotZoomLevelChanged(int current, int previous)
 668 {
 669     Q_UNUSED(previous)
 670
 671     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 672     if (zoomInAction) {
 673         zoomInAction->setEnabled(current < ZoomLevelInfo::maximumLevel());
 674     }
 675
 676     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 677     if (zoomOutAction) {
 678         zoomOutAction->setEnabled(current > ZoomLevelInfo::minimumLevel());
 679     }
 680 }
 681
 682 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 683 {
 684     // The radiobuttons of the "Sort By"-menu are split between the main-menu
 685     // and several sub-menus. Because of this they don't have a common
 686     // action-group that assures an exclusive toggle-state between the main-menu
 687     // actions and the sub-menu-actions. If an action gets checked, it must
 688     // be assured that all other actions get unchecked, except the ascending/
 689     // descending actions
 690     for (QAction *groupAction : qAsConst(m_sortByActions)) {
 691         KActionMenu* actionMenu = qobject_cast<KActionMenu*>(groupAction);
 692         if (actionMenu) {
 693             const auto actions = actionMenu->menu()->actions();
 694             for (QAction* subAction : actions) {
 695                 subAction->setChecked(false);
 696             }
 697         } else if (groupAction->actionGroup()) {
 698             groupAction->setChecked(false);
 699         }
 700     }
 701     action->setChecked(true);
 702
 703     // Apply the activated sort-role to the view
 704     const QByteArray role = action->data().toByteArray();
 705     m_currentView->setSortRole(role);
 706 }
 707
 708 void DolphinViewActionHandler::slotAdjustViewProperties()
 709 {
 710     Q_EMIT actionBeingHandled();
 711     QPointer<ViewPropertiesDialog> dialog = new ViewPropertiesDialog(m_currentView);
 712     dialog->exec();
 713     delete dialog;
 714 }
 715
 716 void DolphinViewActionHandler::slotDuplicate()
 717 {
 718     Q_EMIT actionBeingHandled();
 719     m_currentView->duplicateSelectedItems();
 720 }
 721
 722 void DolphinViewActionHandler::slotProperties()
 723 {
 724     KPropertiesDialog* dialog = nullptr;
 725     const KFileItemList list = m_currentView->selectedItems();
 726     if (list.isEmpty()) {
 727         const QUrl url = m_currentView->url();
 728         dialog = new KPropertiesDialog(url, m_currentView);
 729     } else {
 730         dialog = new KPropertiesDialog(list, m_currentView);
 731     }
 732
 733     dialog->setAttribute(Qt::WA_DeleteOnClose);
 734     dialog->show();
 735     dialog->raise();
 736     dialog->activateWindow();
 737 }
 738
 739 void DolphinViewActionHandler::slotCopyPath()
 740 {
 741     m_currentView->copyPathToClipboard();
 742 }
 743
 744 void DolphinViewActionHandler::slotSelectionChanged(const KFileItemList& selection)
 745 {
 746     QString basicActionsMenuText;
 747     switch (selection.count()) {
 748     case 0:
 749         basicActionsMenuText =
 750             i18nc("@action:inmenu menu with actions like copy, paste, rename. The user's selection is empty when this text is shown.",
 751                   "Actions for Current View");
 752         break;
 753     case 1:
 754         basicActionsMenuText =
 755             i18nc("@action:inmenu menu with actions like copy, paste, rename. %1 is the name of the singular selected file/folder.",
 756                   "Actions for \"%1\"", selection.first().name());
 757         break;
 758     case 2:
 759         basicActionsMenuText =
 760             i18nc("@action:inmenu menu with actions like copy, paste, rename. %1 and %2 are names of files/folders.",
 761                   "Actions for \"%1\" and \"%2\"", selection.first().name(), selection.last().name());
 762         break;
 763     case 3:
 764         basicActionsMenuText =
 765             i18nc("@action:inmenu menu with actions like copy, paste, rename. %1, %2 and %3 are names of files/folders.",
 766                   "Actions for \"%1\", \"%2\" and \"%3\"",
 767                   selection.first().name(), selection.at(1).name(), selection.last().name());
 768         break;
 769     default:
 770         basicActionsMenuText = QString();
 771         break;
 772     }
 773
 774     // At some point the added clarity from the text starts being less important than the menu width.
 775     if (basicActionsMenuText.isEmpty() || basicActionsMenuText.length() > 40) {
 776         const KFileItemListProperties properties(selection);
 777         if (properties.isFile()) {
 778             basicActionsMenuText =
 779                 i18ncp("@action:inmenu menu with actions like copy, paste, rename. %1 is the amount of selected files/folders.",
 780                        "Actions for One Selected File", "Actions for %1 Selected Files", selection.count());
 781         } else if (properties.isDirectory()) {
 782             basicActionsMenuText =
 783                 i18ncp("@action:inmenu menu with actions like copy, paste, rename. %1 is the amount of selected files/folders.",
 784                        "Actions for One Selected Folder", "Actions for %1 Selected Folders", selection.count());
 785         } else {
 786             basicActionsMenuText =
 787                 i18ncp("@action:inmenu menu with actions like copy, paste, rename. %1 is the amount of selected files/folders.",
 788                        "Actions for One Selected Item", "Actions for %1 Selected Items", selection.count());
 789         }
 790     }
 791
 792     QAction *basicActionsMenu = m_actionCollection->action(QStringLiteral("basic_actions"));
 793     basicActionsMenu->setText(basicActionsMenuText);
 794
 795     // Add or remove contextual actions
 796     while (!basicActionsMenu->menu()->actions().constLast()->isSeparator()) {
 797         basicActionsMenu->menu()->removeAction(basicActionsMenu->menu()->actions().last());
 798     }
 799     if (selection.count() == 1) {
 800         if (selection.first().isLink()) {
 801             basicActionsMenu->menu()->addAction(m_actionCollection->action(QStringLiteral("show_target")));
 802         }
 803         if (selection.first().isDir()) {
 804             basicActionsMenu->menu()->addAction(m_actionCollection->action(QStringLiteral("add_to_places")));
 805         }
 806     }
 807 }