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-nepomuk.h>
  24
  25 #include "settings/viewpropertiesdialog.h"
  26 #include "views/dolphinview.h"
  27 #include "views/zoomlevelinfo.h"
  28 #include <konq_operations.h>
  29
  30 #include <KAction>
  31 #include <KActionCollection>
  32 #include <KActionMenu>
  33 #include <kitemviews/kfileitemmodel.h>
  34 #include <KLocale>
  35 #include <KMenu>
  36 #include <KNewFileMenu>
  37 #include <KSelectAction>
  38 #include <KToggleAction>
  39 #include <KRun>
  40 #include <KPropertiesDialog>
  41 #include <KIcon>
  42
  43 #ifdef HAVE_NEPOMUK
  44     #include <Nepomuk/ResourceManager>
  45 #endif
  46
  47 #include <KDebug>
  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, SIGNAL(modeChanged(DolphinView::Mode,DolphinView::Mode)),
  71             this, SLOT(updateViewActions()));
  72     connect(view, SIGNAL(previewsShownChanged(bool)),
  73             this, SLOT(slotPreviewsShownChanged(bool)));
  74     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  75             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
  76     connect(view, SIGNAL(sortFoldersFirstChanged(bool)),
  77             this, SLOT(slotSortFoldersFirstChanged(bool)));
  78     connect(view, SIGNAL(visibleRolesChanged(QList<QByteArray>,QList<QByteArray>)),
  79             this, SLOT(slotVisibleRolesChanged(QList<QByteArray>,QList<QByteArray>)));
  80     connect(view, SIGNAL(groupedSortingChanged(bool)),
  81             this, SLOT(slotGroupedSortingChanged(bool)));
  82     connect(view, SIGNAL(hiddenFilesShownChanged(bool)),
  83             this, SLOT(slotHiddenFilesShownChanged(bool)));
  84     connect(view, SIGNAL(sortRoleChanged(QByteArray)),
  85             this, SLOT(slotSortRoleChanged(QByteArray)));
  86     connect(view, SIGNAL(zoomLevelChanged(int,int)),
  87             this, SLOT(slotZoomLevelChanged(int,int)));
  88 }
  89
  90 DolphinView* DolphinViewActionHandler::currentView()
  91 {
  92     return m_currentView;
  93 }
  94
  95 void DolphinViewActionHandler::createActions()
  96 {
  97     // This action doesn't appear in the GUI, it's for the shortcut only.
  98     // KNewFileMenu takes care of the GUI stuff.
  99     KAction* newDirAction = m_actionCollection->addAction("create_dir");
 100     newDirAction->setText(i18nc("@action", "Create Folder..."));
 101     newDirAction->setShortcut(Qt::Key_F10);
 102     newDirAction->setIcon(KIcon("folder-new"));
 103     connect(newDirAction, SIGNAL(triggered()), this, SIGNAL(createDirectory()));
 104
 105     // File menu
 106
 107     KAction* rename = m_actionCollection->addAction("rename");
 108     rename->setText(i18nc("@action:inmenu File", "Rename..."));
 109     rename->setShortcut(Qt::Key_F2);
 110     rename->setIcon(KIcon("edit-rename"));
 111     connect(rename, SIGNAL(triggered()), this, SLOT(slotRename()));
 112
 113     KAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
 114     moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
 115     moveToTrash->setIcon(KIcon("user-trash"));
 116     moveToTrash->setShortcut(QKeySequence::Delete);
 117     connect(moveToTrash, SIGNAL(triggered(Qt::MouseButtons,Qt::KeyboardModifiers)),
 118             this, SLOT(slotTrashActivated(Qt::MouseButtons,Qt::KeyboardModifiers)));
 119
 120     KAction* deleteAction = m_actionCollection->addAction("delete");
 121     deleteAction->setIcon(KIcon("edit-delete"));
 122     deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
 123     deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
 124     connect(deleteAction, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
 125
 126     // This action is useful for being enabled when "move_to_trash" should be
 127     // disabled and "delete" is enabled (e.g. non-local files), so that Key_Del
 128     // can be used for deleting the file (#76016). It needs to be a separate action
 129     // so that the Edit menu isn't affected.
 130     KAction* deleteWithTrashShortcut = m_actionCollection->addAction("delete_shortcut");
 131     // The descriptive text is just for the shortcuts editor.
 132     deleteWithTrashShortcut->setText(i18nc("@action \"Move to Trash\" for non-local files, etc.", "Delete (using shortcut for Trash)"));
 133     deleteWithTrashShortcut->setShortcut(QKeySequence::Delete);
 134     deleteWithTrashShortcut->setEnabled(false);
 135     connect(deleteWithTrashShortcut, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
 136
 137     KAction *propertiesAction = m_actionCollection->addAction( "properties" );
 138     // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
 139     propertiesAction->setText( i18nc("@action:inmenu File", "Properties") );
 140     propertiesAction->setIcon(KIcon("document-properties"));
 141     propertiesAction->setShortcut(Qt::ALT | Qt::Key_Return);
 142     connect(propertiesAction, SIGNAL(triggered()), SLOT(slotProperties()));
 143
 144     // View menu
 145     KToggleAction* iconsAction = iconsModeAction();
 146     KToggleAction* compactAction = compactModeAction();
 147     KToggleAction* detailsAction = detailsModeAction();
 148
 149     KSelectAction* viewModeActions = m_actionCollection->add<KSelectAction>("view_mode");
 150     viewModeActions->setText(i18nc("@action:intoolbar", "View Mode"));
 151     viewModeActions->addAction(iconsAction);
 152     viewModeActions->addAction(compactAction);
 153     viewModeActions->addAction(detailsAction);
 154     viewModeActions->setToolBarMode(KSelectAction::MenuMode);
 155     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 156
 157     KStandardAction::zoomIn(this,
 158                             SLOT(zoomIn()),
 159                             m_actionCollection);
 160
 161     KStandardAction::zoomOut(this,
 162                              SLOT(zoomOut()),
 163                              m_actionCollection);
 164
 165     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
 166     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 167     showPreview->setToolTip(i18nc("@info", "Show preview of files and folders"));
 168     showPreview->setIcon(KIcon("view-preview"));
 169     connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
 170
 171     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
 172     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 173     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
 174
 175     KToggleAction* sortFoldersFirst = m_actionCollection->add<KToggleAction>("folders_first");
 176     sortFoldersFirst->setText(i18nc("@action:inmenu Sort", "Folders First"));
 177     connect(sortFoldersFirst, SIGNAL(triggered()), this, SLOT(toggleSortFoldersFirst()));
 178
 179     // View -> Sort By
 180     QActionGroup* sortByActionGroup = createFileItemRolesActionGroup("sort_by_");
 181
 182     KActionMenu* sortByActionMenu = m_actionCollection->add<KActionMenu>("sort");
 183     sortByActionMenu->setText(i18nc("@action:inmenu View", "Sort By"));
 184     sortByActionMenu->setDelayed(false);
 185
 186     foreach (QAction* action, sortByActionGroup->actions()) {
 187         sortByActionMenu->addAction(action);
 188     }
 189     sortByActionMenu->addSeparator();
 190     sortByActionMenu->addAction(sortDescending);
 191     sortByActionMenu->addAction(sortFoldersFirst);
 192
 193     // View -> Additional Information
 194     QActionGroup* visibleRolesGroup = createFileItemRolesActionGroup("show_");
 195
 196     KActionMenu* visibleRolesMenu = m_actionCollection->add<KActionMenu>("additional_info");
 197     visibleRolesMenu->setText(i18nc("@action:inmenu View", "Additional Information"));
 198     visibleRolesMenu->setDelayed(false);
 199
 200     foreach (QAction* action, visibleRolesGroup->actions()) {
 201         visibleRolesMenu->addAction(action);
 202     }
 203
 204     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
 205     showInGroups->setIcon(KIcon("view-group"));
 206     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 207     connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleGroupedSorting(bool)));
 208
 209     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
 210     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 211     showHiddenFiles->setShortcuts(QList<QKeySequence>() << Qt::ALT + Qt::Key_Period << Qt::Key_F8);
 212     connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
 213
 214     KAction* adjustViewProps = m_actionCollection->addAction("view_properties");
 215     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Properties..."));
 216     connect(adjustViewProps, SIGNAL(triggered()), this, SLOT(slotAdjustViewProperties()));
 217 }
 218
 219 QActionGroup* DolphinViewActionHandler::createFileItemRolesActionGroup(const QString& groupPrefix)
 220 {
 221     const bool isSortGroup = (groupPrefix == QLatin1String("sort_by_"));
 222     Q_ASSERT(isSortGroup || (!isSortGroup && groupPrefix == QLatin1String("show_")));
 223
 224     QActionGroup* rolesActionGroup = new QActionGroup(m_actionCollection);
 225     rolesActionGroup->setExclusive(isSortGroup);
 226     if (isSortGroup) {
 227         connect(rolesActionGroup, SIGNAL(triggered(QAction*)),
 228                 this, SLOT(slotSortTriggered(QAction*)));
 229     } else {
 230         connect(rolesActionGroup, SIGNAL(triggered(QAction*)),
 231                 this, SLOT(toggleVisibleRole(QAction*)));
 232     }
 233
 234     QString groupName;
 235     KActionMenu* groupMenu = 0;
 236     QActionGroup* groupMenuGroup = 0;
 237
 238     bool nepomukRunning = false;
 239     bool indexingEnabled = false;
 240 #ifdef HAVE_NEPOMUK
 241     nepomukRunning = (Nepomuk::ResourceManager::instance()->init() == 0);
 242     if (nepomukRunning) {
 243         KConfig config("nepomukserverrc");
 244         indexingEnabled = config.group("Service-nepomukfileindexer").readEntry("autostart", false);
 245     }
 246 #endif
 247
 248     const QList<KFileItemModel::RoleInfo> rolesInfo = KFileItemModel::rolesInformation();
 249     foreach (const KFileItemModel::RoleInfo& info, rolesInfo) {
 250         if (!isSortGroup && info.role == "name") {
 251             // It should not be possible to hide the "name" role
 252             continue;
 253         }
 254
 255         KToggleAction* action = 0;
 256         const QString name = groupPrefix + info.role;
 257         if (info.group.isEmpty()) {
 258             action = m_actionCollection->add<KToggleAction>(name);
 259             action->setActionGroup(rolesActionGroup);
 260         } else {
 261             if (!groupMenu || info.group != groupName) {
 262                 groupName = info.group;
 263                 groupMenu = m_actionCollection->add<KActionMenu>(groupName);
 264                 groupMenu->setText(groupName);
 265                 groupMenu->setActionGroup(rolesActionGroup);
 266
 267                 groupMenuGroup = new QActionGroup(groupMenu);
 268                 groupMenuGroup->setExclusive(isSortGroup);
 269                 if (isSortGroup) {
 270                     connect(groupMenuGroup, SIGNAL(triggered(QAction*)),
 271                             this, SLOT(slotSortTriggered(QAction*)));
 272                 } else {
 273                     connect(groupMenuGroup, SIGNAL(triggered(QAction*)),
 274                             this, SLOT(toggleVisibleRole(QAction*)));
 275                 }
 276             }
 277
 278             action = new KToggleAction(groupMenu);
 279             action->setActionGroup(groupMenuGroup);
 280             groupMenu->addAction(action);
 281         }
 282         action->setText(info.translation);
 283         action->setData(info.role);
 284
 285         const bool enable = (!info.requiresNepomuk && !info.requiresIndexer) ||
 286                             (info.requiresNepomuk && nepomukRunning) ||
 287                             (info.requiresIndexer && indexingEnabled);
 288         action->setEnabled(enable);
 289
 290         if (isSortGroup) {
 291             m_sortByActions.insert(info.role, action);
 292         } else {
 293             m_visibleRoles.insert(info.role, action);
 294         }
 295     }
 296
 297     return rolesActionGroup;
 298 }
 299
 300 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 301 {
 302     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 303     m_currentView->setMode(mode);
 304
 305     QAction* viewModeMenu = m_actionCollection->action("view_mode");
 306     viewModeMenu->setIcon(KIcon(action->icon()));
 307 }
 308
 309 void DolphinViewActionHandler::slotRename()
 310 {
 311     emit actionBeingHandled();
 312     m_currentView->renameSelectedItems();
 313 }
 314
 315 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 316 {
 317     emit actionBeingHandled();
 318     // Note: kde3's konq_mainwindow.cpp used to check
 319     // reason == KAction::PopupMenuActivation && ...
 320     // but this isn't supported anymore
 321     if (modifiers & Qt::ShiftModifier) {
 322         m_currentView->deleteSelectedItems();
 323     } else {
 324         m_currentView->trashSelectedItems();
 325     }
 326 }
 327
 328 void DolphinViewActionHandler::slotDeleteItems()
 329 {
 330     emit actionBeingHandled();
 331     m_currentView->deleteSelectedItems();
 332 }
 333
 334 void DolphinViewActionHandler::togglePreview(bool show)
 335 {
 336     emit actionBeingHandled();
 337     m_currentView->setPreviewsShown(show);
 338 }
 339
 340 void DolphinViewActionHandler::slotPreviewsShownChanged(bool shown)
 341 {
 342     Q_UNUSED(shown);
 343     // It is not enough to update the 'Show Preview' action, also
 344     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 345     updateViewActions();
 346 }
 347
 348 QString DolphinViewActionHandler::currentViewModeActionName() const
 349 {
 350     switch (m_currentView->mode()) {
 351     case DolphinView::IconsView:
 352         return "icons";
 353     case DolphinView::DetailsView:
 354         return "details";
 355     case DolphinView::CompactView:
 356         return "compact";
 357     default:
 358         Q_ASSERT(false);
 359         break;
 360     }
 361     return QString(); // can't happen
 362 }
 363
 364 KActionCollection* DolphinViewActionHandler::actionCollection()
 365 {
 366     return m_actionCollection;
 367 }
 368
 369 void DolphinViewActionHandler::updateViewActions()
 370 {
 371     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 372     if (viewModeAction) {
 373         viewModeAction->setChecked(true);
 374
 375         QAction* viewModeMenu = m_actionCollection->action("view_mode");
 376         viewModeMenu->setIcon(KIcon(viewModeAction->icon()));
 377     }
 378
 379     QAction* showPreviewAction = m_actionCollection->action("show_preview");
 380     showPreviewAction->setChecked(m_currentView->previewsShown());
 381
 382     slotSortOrderChanged(m_currentView->sortOrder());
 383     slotSortFoldersFirstChanged(m_currentView->sortFoldersFirst());
 384     slotVisibleRolesChanged(m_currentView->visibleRoles(), QList<QByteArray>());
 385     slotGroupedSortingChanged(m_currentView->groupedSorting());
 386     slotSortRoleChanged(m_currentView->sortRole());
 387     slotZoomLevelChanged(m_currentView->zoomLevel(), -1);
 388
 389     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 390     showHiddenFilesAction->setChecked(m_currentView->hiddenFilesShown());
 391 }
 392
 393 void DolphinViewActionHandler::zoomIn()
 394 {
 395     const int level = m_currentView->zoomLevel();
 396     m_currentView->setZoomLevel(level + 1);
 397     updateViewActions();
 398 }
 399
 400 void DolphinViewActionHandler::zoomOut()
 401 {
 402     const int level = m_currentView->zoomLevel();
 403     m_currentView->setZoomLevel(level - 1);
 404     updateViewActions();
 405 }
 406
 407 void DolphinViewActionHandler::toggleSortOrder()
 408 {
 409     const Qt::SortOrder order = (m_currentView->sortOrder() == Qt::AscendingOrder) ?
 410                                 Qt::DescendingOrder :
 411                                 Qt::AscendingOrder;
 412     m_currentView->setSortOrder(order);
 413 }
 414
 415 void DolphinViewActionHandler::toggleSortFoldersFirst()
 416 {
 417     const bool sortFirst = m_currentView->sortFoldersFirst();
 418     m_currentView->setSortFoldersFirst(!sortFirst);
 419 }
 420
 421 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 422 {
 423     QAction* descending = m_actionCollection->action("descending");
 424     const bool sortDescending = (order == Qt::DescendingOrder);
 425     descending->setChecked(sortDescending);
 426 }
 427
 428 void DolphinViewActionHandler::slotSortFoldersFirstChanged(bool foldersFirst)
 429 {
 430     m_actionCollection->action("folders_first")->setChecked(foldersFirst);
 431 }
 432
 433 void DolphinViewActionHandler::toggleVisibleRole(QAction* action)
 434 {
 435     emit actionBeingHandled();
 436
 437     const QByteArray toggledRole = action->data().toByteArray();
 438
 439     QList<QByteArray> roles = m_currentView->visibleRoles();
 440
 441     const bool show = action->isChecked();
 442
 443     const int index = roles.indexOf(toggledRole);
 444     const bool containsInfo = (index >= 0);
 445     if (show && !containsInfo) {
 446         roles.append(toggledRole);
 447         m_currentView->setVisibleRoles(roles);
 448     } else if (!show && containsInfo) {
 449         roles.removeAt(index);
 450         m_currentView->setVisibleRoles(roles);
 451         Q_ASSERT(roles.indexOf(toggledRole) < 0);
 452     }
 453 }
 454
 455 void DolphinViewActionHandler::slotVisibleRolesChanged(const QList<QByteArray>& current,
 456                                                        const QList<QByteArray>& previous)
 457 {
 458     Q_UNUSED(previous);
 459
 460     const QSet<QByteArray> checkedRoles = current.toSet();
 461     QHashIterator<QByteArray, KToggleAction*> it(m_visibleRoles);
 462     while (it.hasNext()) {
 463         it.next();
 464         const QByteArray& role = it.key();
 465         KToggleAction* action = it.value();
 466         action->setChecked(checkedRoles.contains(role));
 467     }
 468 }
 469
 470 void DolphinViewActionHandler::toggleGroupedSorting(bool grouped)
 471 {
 472     m_currentView->setGroupedSorting(grouped);
 473 }
 474
 475 void DolphinViewActionHandler::slotGroupedSortingChanged(bool groupedSorting)
 476 {
 477     QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
 478     showInGroupsAction->setChecked(groupedSorting);
 479 }
 480
 481 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 482 {
 483     emit actionBeingHandled();
 484     m_currentView->setHiddenFilesShown(show);
 485 }
 486
 487 void DolphinViewActionHandler::slotHiddenFilesShownChanged(bool shown)
 488 {
 489     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 490     showHiddenFilesAction->setChecked(shown);
 491 }
 492
 493 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 494 {
 495     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("icons");
 496     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 497     iconsView->setToolTip(i18nc("@info", "Icons view mode"));
 498     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
 499     iconsView->setIcon(KIcon("view-list-icons"));
 500     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 501     return iconsView;
 502 }
 503
 504 KToggleAction* DolphinViewActionHandler::compactModeAction()
 505 {
 506     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("compact");
 507     iconsView->setText(i18nc("@action:inmenu View Mode", "Compact"));
 508     iconsView->setToolTip(i18nc("@info", "Compact view mode"));
 509     iconsView->setShortcut(Qt::CTRL | Qt::Key_2);
 510     iconsView->setIcon(KIcon("view-list-details")); // TODO: discuss with Oxygen-team the wrong (?) name
 511     iconsView->setData(QVariant::fromValue(DolphinView::CompactView));
 512     return iconsView;
 513 }
 514
 515 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 516 {
 517     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>("details");
 518     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 519     detailsView->setToolTip(i18nc("@info", "Details view mode"));
 520     detailsView->setShortcut(Qt::CTRL | Qt::Key_3);
 521     detailsView->setIcon(KIcon("view-list-tree"));
 522     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 523     return detailsView;
 524 }
 525
 526 void DolphinViewActionHandler::slotSortRoleChanged(const QByteArray& role)
 527 {
 528     KToggleAction* action = m_sortByActions.value(role);
 529     if (action) {
 530         action->setChecked(true);
 531
 532         QAction* sortByMenu =  m_actionCollection->action("sort");
 533         sortByMenu->setIcon(KIcon(action->icon()));
 534     }
 535 }
 536
 537 void DolphinViewActionHandler::slotZoomLevelChanged(int current, int previous)
 538 {
 539     Q_UNUSED(previous);
 540
 541     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 542     if (zoomInAction) {
 543         zoomInAction->setEnabled(current < ZoomLevelInfo::maximumLevel());
 544     }
 545
 546     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 547     if (zoomOutAction) {
 548         zoomOutAction->setEnabled(current > ZoomLevelInfo::minimumLevel());
 549     }
 550 }
 551
 552 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 553 {
 554     // The radiobuttons of the "Sort By"-menu are split between the main-menu
 555     // and several sub-menus. Because of this they don't have a common
 556     // action-group that assures an exclusive toggle-state between the main-menu
 557     // actions and the sub-menu-actions. If an action gets checked, it must
 558     // be assured that all other actions get unchecked.
 559     QAction* sortByMenu =  m_actionCollection->action("sort");
 560     foreach (QAction* groupAction, sortByMenu->menu()->actions()) {
 561         KActionMenu* actionMenu = qobject_cast<KActionMenu*>(groupAction);
 562         if (actionMenu) {
 563             foreach (QAction* subAction, actionMenu->menu()->actions()) {
 564                 subAction->setChecked(false);
 565             }
 566         } else if (groupAction->actionGroup()) {
 567             groupAction->setChecked(false);
 568         }
 569     }
 570     action->setChecked(true);
 571
 572     // Apply the activated sort-role to the view
 573     const QByteArray role = action->data().toByteArray();
 574     m_currentView->setSortRole(role);
 575 }
 576
 577 void DolphinViewActionHandler::slotAdjustViewProperties()
 578 {
 579     emit actionBeingHandled();
 580     QPointer<ViewPropertiesDialog> dialog = new ViewPropertiesDialog(m_currentView);
 581     dialog->exec();
 582     delete dialog;
 583 }
 584
 585 void DolphinViewActionHandler::slotProperties()
 586 {
 587     KPropertiesDialog* dialog = 0;
 588     const KFileItemList list = m_currentView->selectedItems();
 589     if (list.isEmpty()) {
 590         const KUrl url = m_currentView->url();
 591         dialog = new KPropertiesDialog(url, m_currentView);
 592     } else {
 593         dialog = new KPropertiesDialog(list, m_currentView);
 594     }
 595
 596     dialog->setAttribute(Qt::WA_DeleteOnClose);
 597     dialog->show();
 598     dialog->raise();
 599     dialog->activateWindow();
 600 }