src/views/dolphinviewactionhandler.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by David Faure <faure@kde.org>                     *
   3  *   Copyright (C) 2012 by Peter Penz <peter.penz19@gmail.com>             *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include "dolphinviewactionhandler.h"
  22
  23 #include <config-baloo.h>
  24
  25 #include "settings/viewpropertiesdialog.h"
  26 #include "views/dolphinview.h"
  27 #include "views/zoomlevelinfo.h"
  28
  29 #include <QPointer>
  30 #include <QMenu>
  31
  32 #include <KActionCollection>
  33 #include <KActionMenu>
  34 #include <kitemviews/kfileitemmodel.h>
  35 #include <KLocalizedString>
  36 #include <KNewFileMenu>
  37 #include <KSelectAction>
  38 #include <KToggleAction>
  39 #include <KPropertiesDialog>
  40 #include <KProtocolManager>
  41 #include <QIcon>
  42
  43 #include "dolphindebug.h"
  44
  45 #ifdef HAVE_BALOO
  46     #include <Baloo/IndexerConfig>
  47 #endif
  48
  49 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent) :
  50     QObject(parent),
  51     m_actionCollection(collection),
  52     m_currentView(0),
  53     m_sortByActions(),
  54     m_visibleRoles()
  55 {
  56     Q_ASSERT(m_actionCollection);
  57     createActions();
  58 }
  59
  60 void DolphinViewActionHandler::setCurrentView(DolphinView* view)
  61 {
  62     Q_ASSERT(view);
  63
  64     if (m_currentView) {
  65         disconnect(m_currentView, 0, this, 0);
  66     }
  67
  68     m_currentView = view;
  69
  70     connect(view, &DolphinView::modeChanged,
  71             this, &DolphinViewActionHandler::updateViewActions);
  72     connect(view, &DolphinView::previewsShownChanged,
  73             this, &DolphinViewActionHandler::slotPreviewsShownChanged);
  74     connect(view, &DolphinView::sortOrderChanged,
  75             this, &DolphinViewActionHandler::slotSortOrderChanged);
  76     connect(view, &DolphinView::sortFoldersFirstChanged,
  77             this, &DolphinViewActionHandler::slotSortFoldersFirstChanged);
  78     connect(view, &DolphinView::visibleRolesChanged,
  79             this, &DolphinViewActionHandler::slotVisibleRolesChanged);
  80     connect(view, &DolphinView::groupedSortingChanged,
  81             this, &DolphinViewActionHandler::slotGroupedSortingChanged);
  82     connect(view, &DolphinView::hiddenFilesShownChanged,
  83             this, &DolphinViewActionHandler::slotHiddenFilesShownChanged);
  84     connect(view, &DolphinView::sortRoleChanged,
  85             this, &DolphinViewActionHandler::slotSortRoleChanged);
  86     connect(view, &DolphinView::zoomLevelChanged,
  87             this, &DolphinViewActionHandler::slotZoomLevelChanged);
  88     connect(view, &DolphinView::writeStateChanged,
  89             this, &DolphinViewActionHandler::slotWriteStateChanged);
  90 }
  91
  92 DolphinView* DolphinViewActionHandler::currentView()
  93 {
  94     return m_currentView;
  95 }
  96
  97 void DolphinViewActionHandler::createActions()
  98 {
  99     // This action doesn't appear in the GUI, it's for the shortcut only.
 100     // KNewFileMenu takes care of the GUI stuff.
 101     QAction* newDirAction = m_actionCollection->addAction(QStringLiteral("create_dir"));
 102     newDirAction->setText(i18nc("@action", "Create Folder..."));
 103     m_actionCollection->setDefaultShortcut(newDirAction, Qt::Key_F10);
 104     newDirAction->setIcon(QIcon::fromTheme(QStringLiteral("folder-new")));
 105     newDirAction->setEnabled(false);    // Will be enabled in slotWriteStateChanged(bool) if the current URL is writable
 106     connect(newDirAction, &QAction::triggered, this, &DolphinViewActionHandler::createDirectory);
 107
 108     // File menu
 109
 110     KStandardAction::renameFile(this, &DolphinViewActionHandler::slotRename, m_actionCollection);
 111
 112     KStandardAction::moveToTrash(this, &DolphinViewActionHandler::slotTrashActivated, m_actionCollection);
 113     KStandardAction::deleteFile(this, &DolphinViewActionHandler::slotDeleteItems, m_actionCollection);
 114
 115     // This action is useful for being enabled when KStandardAction::MoveToTrash should be
 116     // disabled and KStandardAction::DeleteFile is enabled (e.g. non-local files), so that Key_Del
 117     // can be used for deleting the file (#76016). It needs to be a separate action
 118     // so that the Edit menu isn't affected.
 119     QAction* deleteWithTrashShortcut = m_actionCollection->addAction(QStringLiteral("delete_shortcut"));
 120     // The descriptive text is just for the shortcuts editor.
 121     deleteWithTrashShortcut->setText(i18nc("@action \"Move to Trash\" for non-local files, etc.", "Delete (using shortcut for Trash)"));
 122     m_actionCollection->setDefaultShortcut(deleteWithTrashShortcut, QKeySequence::Delete);
 123     deleteWithTrashShortcut->setEnabled(false);
 124     connect(deleteWithTrashShortcut, &QAction::triggered, this, &DolphinViewActionHandler::slotDeleteItems);
 125
 126     QAction *propertiesAction = m_actionCollection->addAction( QStringLiteral("properties") );
 127     // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
 128     propertiesAction->setText( i18nc("@action:inmenu File", "Properties") );
 129     propertiesAction->setIcon(QIcon::fromTheme(QStringLiteral("document-properties")));
 130     m_actionCollection->setDefaultShortcuts(propertiesAction, {Qt::ALT + Qt::Key_Return, Qt::ALT + Qt::Key_Enter});
 131     connect(propertiesAction, &QAction::triggered, this, &DolphinViewActionHandler::slotProperties);
 132
 133     // View menu
 134     KToggleAction* iconsAction = iconsModeAction();
 135     KToggleAction* compactAction = compactModeAction();
 136     KToggleAction* detailsAction = detailsModeAction();
 137
 138     KSelectAction* viewModeActions = m_actionCollection->add<KSelectAction>(QStringLiteral("view_mode"));
 139     viewModeActions->setText(i18nc("@action:intoolbar", "View Mode"));
 140     viewModeActions->addAction(iconsAction);
 141     viewModeActions->addAction(compactAction);
 142     viewModeActions->addAction(detailsAction);
 143     viewModeActions->setToolBarMode(KSelectAction::MenuMode);
 144     connect(viewModeActions, static_cast<void(KSelectAction::*)(QAction*)>(&KSelectAction::triggered), this, &DolphinViewActionHandler::slotViewModeActionTriggered);
 145
 146     KStandardAction::zoomIn(this,
 147                             &DolphinViewActionHandler::zoomIn,
 148                             m_actionCollection);
 149
 150     KStandardAction::zoomOut(this,
 151                              &DolphinViewActionHandler::zoomOut,
 152                              m_actionCollection);
 153
 154     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>(QStringLiteral("show_preview"));
 155     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 156     showPreview->setToolTip(i18nc("@info", "Show preview of files and folders"));
 157     showPreview->setIcon(QIcon::fromTheme(QStringLiteral("view-preview")));
 158     connect(showPreview, &KToggleAction::triggered, this, &DolphinViewActionHandler::togglePreview);
 159
 160     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>(QStringLiteral("descending"));
 161     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 162     connect(sortDescending, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleSortOrder);
 163
 164     KToggleAction* sortFoldersFirst = m_actionCollection->add<KToggleAction>(QStringLiteral("folders_first"));
 165     sortFoldersFirst->setText(i18nc("@action:inmenu Sort", "Folders First"));
 166     connect(sortFoldersFirst, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleSortFoldersFirst);
 167
 168     // View -> Sort By
 169     QActionGroup* sortByActionGroup = createFileItemRolesActionGroup(QStringLiteral("sort_by_"));
 170
 171     KActionMenu* sortByActionMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("sort"));
 172     sortByActionMenu->setText(i18nc("@action:inmenu View", "Sort By"));
 173     sortByActionMenu->setDelayed(false);
 174
 175     foreach (QAction* action, sortByActionGroup->actions()) {
 176         sortByActionMenu->addAction(action);
 177     }
 178     sortByActionMenu->addSeparator();
 179     sortByActionMenu->addAction(sortDescending);
 180     sortByActionMenu->addAction(sortFoldersFirst);
 181
 182     // View -> Additional Information
 183     QActionGroup* visibleRolesGroup = createFileItemRolesActionGroup(QStringLiteral("show_"));
 184
 185     KActionMenu* visibleRolesMenu = m_actionCollection->add<KActionMenu>(QStringLiteral("additional_info"));
 186     visibleRolesMenu->setText(i18nc("@action:inmenu View", "Additional Information"));
 187     visibleRolesMenu->setDelayed(false);
 188
 189     foreach (QAction* action, visibleRolesGroup->actions()) {
 190         visibleRolesMenu->addAction(action);
 191     }
 192
 193     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>(QStringLiteral("show_in_groups"));
 194     showInGroups->setIcon(QIcon::fromTheme(QStringLiteral("view-group")));
 195     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 196     connect(showInGroups, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleGroupedSorting);
 197
 198     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>(QStringLiteral("show_hidden_files"));
 199     showHiddenFiles->setText(i18nc("@action:inmenu View", "Hidden Files"));
 200     showHiddenFiles->setToolTip(i18nc("@info", "Visibility of hidden files and folders"));
 201     m_actionCollection->setDefaultShortcuts(showHiddenFiles, {Qt::ALT + Qt::Key_Period, Qt::Key_F8});
 202     connect(showHiddenFiles, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleShowHiddenFiles);
 203
 204     QAction* adjustViewProps = m_actionCollection->addAction(QStringLiteral("view_properties"));
 205     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Properties..."));
 206     connect(adjustViewProps, &QAction::triggered, this, &DolphinViewActionHandler::slotAdjustViewProperties);
 207 }
 208
 209 QActionGroup* DolphinViewActionHandler::createFileItemRolesActionGroup(const QString& groupPrefix)
 210 {
 211     const bool isSortGroup = (groupPrefix == QLatin1String("sort_by_"));
 212     Q_ASSERT(isSortGroup || (!isSortGroup && groupPrefix == QLatin1String("show_")));
 213
 214     QActionGroup* rolesActionGroup = new QActionGroup(m_actionCollection);
 215     rolesActionGroup->setExclusive(isSortGroup);
 216     if (isSortGroup) {
 217         connect(rolesActionGroup, &QActionGroup::triggered,
 218                 this, &DolphinViewActionHandler::slotSortTriggered);
 219     } else {
 220         connect(rolesActionGroup, &QActionGroup::triggered,
 221                 this, &DolphinViewActionHandler::toggleVisibleRole);
 222     }
 223
 224     QString groupName;
 225     KActionMenu* groupMenu = 0;
 226     QActionGroup* groupMenuGroup = 0;
 227
 228     bool indexingEnabled = false;
 229 #ifdef HAVE_BALOO
 230     Baloo::IndexerConfig config;
 231     indexingEnabled = config.fileIndexingEnabled();
 232 #endif
 233
 234     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 235     foreach (const KFileItemModel::RoleInfo& info, rolesInfo) {
 236         if (!isSortGroup && info.role == "text") {
 237             // It should not be possible to hide the "text" role
 238             continue;
 239         }
 240
 241         KToggleAction* action = 0;
 242         const QString name = groupPrefix + info.role;
 243         if (info.group.isEmpty()) {
 244             action = m_actionCollection->add<KToggleAction>(name);
 245             action->setActionGroup(rolesActionGroup);
 246         } else {
 247             if (!groupMenu || info.group != groupName) {
 248                 groupName = info.group;
 249                 groupMenu = m_actionCollection->add<KActionMenu>(groupName);
 250                 groupMenu->setText(groupName);
 251                 groupMenu->setActionGroup(rolesActionGroup);
 252
 253                 groupMenuGroup = new QActionGroup(groupMenu);
 254                 groupMenuGroup->setExclusive(isSortGroup);
 255                 if (isSortGroup) {
 256                     connect(groupMenuGroup, &QActionGroup::triggered,
 257                             this, &DolphinViewActionHandler::slotSortTriggered);
 258                 } else {
 259                     connect(groupMenuGroup, &QActionGroup::triggered,
 260                             this, &DolphinViewActionHandler::toggleVisibleRole);
 261                 }
 262             }
 263
 264             action = new KToggleAction(groupMenu);
 265             action->setActionGroup(groupMenuGroup);
 266             groupMenu->addAction(action);
 267         }
 268         action->setText(info.translation);
 269         action->setData(info.role);
 270
 271         const bool enable = (!info.requiresBaloo && !info.requiresIndexer) ||
 272                             (info.requiresBaloo) ||
 273                             (info.requiresIndexer && indexingEnabled);
 274         action->setEnabled(enable);
 275
 276         if (isSortGroup) {
 277             m_sortByActions.insert(info.role, action);
 278         } else {
 279             m_visibleRoles.insert(info.role, action);
 280         }
 281     }
 282
 283     return rolesActionGroup;
 284 }
 285
 286 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 287 {
 288     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 289     m_currentView->setMode(mode);
 290
 291     QAction* viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 292     viewModeMenu->setIcon(action->icon());
 293 }
 294
 295 void DolphinViewActionHandler::slotRename()
 296 {
 297     emit actionBeingHandled();
 298     m_currentView->renameSelectedItems();
 299 }
 300
 301 void DolphinViewActionHandler::slotTrashActivated()
 302 {
 303     emit actionBeingHandled();
 304     m_currentView->trashSelectedItems();
 305 }
 306
 307 void DolphinViewActionHandler::slotDeleteItems()
 308 {
 309     emit actionBeingHandled();
 310     m_currentView->deleteSelectedItems();
 311 }
 312
 313 void DolphinViewActionHandler::togglePreview(bool show)
 314 {
 315     emit actionBeingHandled();
 316     m_currentView->setPreviewsShown(show);
 317 }
 318
 319 void DolphinViewActionHandler::slotPreviewsShownChanged(bool shown)
 320 {
 321     Q_UNUSED(shown);
 322     // It is not enough to update the 'Show Preview' action, also
 323     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 324     updateViewActions();
 325 }
 326
 327 QString DolphinViewActionHandler::currentViewModeActionName() const
 328 {
 329     switch (m_currentView->mode()) {
 330     case DolphinView::IconsView:
 331         return QStringLiteral("icons");
 332     case DolphinView::DetailsView:
 333         return QStringLiteral("details");
 334     case DolphinView::CompactView:
 335         return QStringLiteral("compact");
 336     default:
 337         Q_ASSERT(false);
 338         break;
 339     }
 340     return QString(); // can't happen
 341 }
 342
 343 KActionCollection* DolphinViewActionHandler::actionCollection()
 344 {
 345     return m_actionCollection;
 346 }
 347
 348 void DolphinViewActionHandler::updateViewActions()
 349 {
 350     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 351     if (viewModeAction) {
 352         viewModeAction->setChecked(true);
 353
 354         QAction* viewModeMenu = m_actionCollection->action(QStringLiteral("view_mode"));
 355         viewModeMenu->setIcon(viewModeAction->icon());
 356     }
 357
 358     QAction* showPreviewAction = m_actionCollection->action(QStringLiteral("show_preview"));
 359     showPreviewAction->setChecked(m_currentView->previewsShown());
 360
 361     slotSortOrderChanged(m_currentView->sortOrder());
 362     slotSortFoldersFirstChanged(m_currentView->sortFoldersFirst());
 363     slotVisibleRolesChanged(m_currentView->visibleRoles(), QList<QByteArray>());
 364     slotGroupedSortingChanged(m_currentView->groupedSorting());
 365     slotSortRoleChanged(m_currentView->sortRole());
 366     slotZoomLevelChanged(m_currentView->zoomLevel(), -1);
 367
 368     // Updates the "show_hidden_files" action state and icon
 369     slotHiddenFilesShownChanged(m_currentView->hiddenFilesShown());
 370 }
 371
 372 void DolphinViewActionHandler::zoomIn()
 373 {
 374     const int level = m_currentView->zoomLevel();
 375     m_currentView->setZoomLevel(level + 1);
 376     updateViewActions();
 377 }
 378
 379 void DolphinViewActionHandler::zoomOut()
 380 {
 381     const int level = m_currentView->zoomLevel();
 382     m_currentView->setZoomLevel(level - 1);
 383     updateViewActions();
 384 }
 385
 386 void DolphinViewActionHandler::toggleSortOrder()
 387 {
 388     const Qt::SortOrder order = (m_currentView->sortOrder() == Qt::AscendingOrder) ?
 389                                 Qt::DescendingOrder :
 390                                 Qt::AscendingOrder;
 391     m_currentView->setSortOrder(order);
 392 }
 393
 394 void DolphinViewActionHandler::toggleSortFoldersFirst()
 395 {
 396     const bool sortFirst = m_currentView->sortFoldersFirst();
 397     m_currentView->setSortFoldersFirst(!sortFirst);
 398 }
 399
 400 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 401 {
 402     QAction* descending = m_actionCollection->action(QStringLiteral("descending"));
 403     const bool sortDescending = (order == Qt::DescendingOrder);
 404     descending->setChecked(sortDescending);
 405 }
 406
 407 void DolphinViewActionHandler::slotSortFoldersFirstChanged(bool foldersFirst)
 408 {
 409     m_actionCollection->action(QStringLiteral("folders_first"))->setChecked(foldersFirst);
 410 }
 411
 412 void DolphinViewActionHandler::toggleVisibleRole(QAction* action)
 413 {
 414     emit actionBeingHandled();
 415
 416     const QByteArray toggledRole = action->data().toByteArray();
 417
 418     QList<QByteArray> roles = m_currentView->visibleRoles();
 419
 420     const bool show = action->isChecked();
 421
 422     const int index = roles.indexOf(toggledRole);
 423     const bool containsInfo = (index >= 0);
 424     if (show && !containsInfo) {
 425         roles.append(toggledRole);
 426         m_currentView->setVisibleRoles(roles);
 427     } else if (!show && containsInfo) {
 428         roles.removeAt(index);
 429         m_currentView->setVisibleRoles(roles);
 430         Q_ASSERT(roles.indexOf(toggledRole) < 0);
 431     }
 432 }
 433
 434 void DolphinViewActionHandler::slotVisibleRolesChanged(const QList<QByteArray>& current,
 435                                                        const QList<QByteArray>& previous)
 436 {
 437     Q_UNUSED(previous);
 438
 439     const QSet<QByteArray> checkedRoles = current.toSet();
 440     QHashIterator<QByteArray, KToggleAction*> it(m_visibleRoles);
 441     while (it.hasNext()) {
 442         it.next();
 443         const QByteArray& role = it.key();
 444         KToggleAction* action = it.value();
 445         action->setChecked(checkedRoles.contains(role));
 446     }
 447 }
 448
 449 void DolphinViewActionHandler::toggleGroupedSorting(bool grouped)
 450 {
 451     m_currentView->setGroupedSorting(grouped);
 452 }
 453
 454 void DolphinViewActionHandler::slotGroupedSortingChanged(bool groupedSorting)
 455 {
 456     QAction* showInGroupsAction = m_actionCollection->action(QStringLiteral("show_in_groups"));
 457     showInGroupsAction->setChecked(groupedSorting);
 458 }
 459
 460 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 461 {
 462     emit actionBeingHandled();
 463     m_currentView->setHiddenFilesShown(show);
 464 }
 465
 466 void DolphinViewActionHandler::slotHiddenFilesShownChanged(bool shown)
 467 {
 468     QAction* showHiddenFilesAction = m_actionCollection->action(QStringLiteral("show_hidden_files"));
 469     showHiddenFilesAction->setChecked(shown);
 470
 471     // #374508: don't overwrite custom icons.
 472     const QString iconName = showHiddenFilesAction->icon().name();
 473     if (!iconName.isEmpty() && iconName != QLatin1String("visibility") && iconName != QLatin1String("hint")) {
 474         return;
 475     }
 476
 477     showHiddenFilesAction->setIcon(QIcon::fromTheme(shown ? QStringLiteral("visibility") : QStringLiteral("hint")));
 478 }
 479
 480 void DolphinViewActionHandler::slotWriteStateChanged(bool isFolderWritable)
 481 {
 482     m_actionCollection->action(QStringLiteral("create_dir"))->setEnabled(isFolderWritable &&
 483                                                                          KProtocolManager::supportsMakeDir(currentView()->url()));
 484 }
 485
 486 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 487 {
 488     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("icons"));
 489     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 490     iconsView->setToolTip(i18nc("@info", "Icons view mode"));
 491     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL | Qt::Key_1);
 492     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-icons")));
 493     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 494     return iconsView;
 495 }
 496
 497 KToggleAction* DolphinViewActionHandler::compactModeAction()
 498 {
 499     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>(QStringLiteral("compact"));
 500     iconsView->setText(i18nc("@action:inmenu View Mode", "Compact"));
 501     iconsView->setToolTip(i18nc("@info", "Compact view mode"));
 502     m_actionCollection->setDefaultShortcut(iconsView, Qt::CTRL | Qt::Key_2);
 503     iconsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-details"))); // TODO: discuss with Oxygen-team the wrong (?) name
 504     iconsView->setData(QVariant::fromValue(DolphinView::CompactView));
 505     return iconsView;
 506 }
 507
 508 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 509 {
 510     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>(QStringLiteral("details"));
 511     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 512     detailsView->setToolTip(i18nc("@info", "Details view mode"));
 513     m_actionCollection->setDefaultShortcut(detailsView, Qt::CTRL | Qt::Key_3);
 514     detailsView->setIcon(QIcon::fromTheme(QStringLiteral("view-list-tree")));
 515     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 516     return detailsView;
 517 }
 518
 519 void DolphinViewActionHandler::slotSortRoleChanged(const QByteArray& role)
 520 {
 521     KToggleAction* action = m_sortByActions.value(role);
 522     if (action) {
 523         action->setChecked(true);
 524
 525         if (!action->icon().isNull()) {
 526             QAction* sortByMenu = m_actionCollection->action(QStringLiteral("sort"));
 527             sortByMenu->setIcon(action->icon());
 528         }
 529     }
 530 }
 531
 532 void DolphinViewActionHandler::slotZoomLevelChanged(int current, int previous)
 533 {
 534     Q_UNUSED(previous);
 535
 536     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 537     if (zoomInAction) {
 538         zoomInAction->setEnabled(current < ZoomLevelInfo::maximumLevel());
 539     }
 540
 541     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 542     if (zoomOutAction) {
 543         zoomOutAction->setEnabled(current > ZoomLevelInfo::minimumLevel());
 544     }
 545 }
 546
 547 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 548 {
 549     // The radiobuttons of the "Sort By"-menu are split between the main-menu
 550     // and several sub-menus. Because of this they don't have a common
 551     // action-group that assures an exclusive toggle-state between the main-menu
 552     // actions and the sub-menu-actions. If an action gets checked, it must
 553     // be assured that all other actions get unchecked.
 554     QAction* sortByMenu =  m_actionCollection->action(QStringLiteral("sort"));
 555     foreach (QAction* groupAction, sortByMenu->menu()->actions()) {
 556         KActionMenu* actionMenu = qobject_cast<KActionMenu*>(groupAction);
 557         if (actionMenu) {
 558             foreach (QAction* subAction, actionMenu->menu()->actions()) {
 559                 subAction->setChecked(false);
 560             }
 561         } else if (groupAction->actionGroup()) {
 562             groupAction->setChecked(false);
 563         }
 564     }
 565     action->setChecked(true);
 566
 567     // Apply the activated sort-role to the view
 568     const QByteArray role = action->data().toByteArray();
 569     m_currentView->setSortRole(role);
 570 }
 571
 572 void DolphinViewActionHandler::slotAdjustViewProperties()
 573 {
 574     emit actionBeingHandled();
 575     QPointer<ViewPropertiesDialog> dialog = new ViewPropertiesDialog(m_currentView);
 576     dialog->exec();
 577     delete dialog;
 578 }
 579
 580 void DolphinViewActionHandler::slotProperties()
 581 {
 582     KPropertiesDialog* dialog = 0;
 583     const KFileItemList list = m_currentView->selectedItems();
 584     if (list.isEmpty()) {
 585         const QUrl url = m_currentView->url();
 586         dialog = new KPropertiesDialog(url, m_currentView);
 587     } else {
 588         dialog = new KPropertiesDialog(list, m_currentView);
 589     }
 590
 591     dialog->setAttribute(Qt::WA_DeleteOnClose);
 592     dialog->show();
 593     dialog->raise();
 594     dialog->activateWindow();
 595 }