src/dolphinviewactionhandler.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by David Faure <faure@kde.org>                     *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "dolphinviewactionhandler.h"
  21
  22 #include "viewpropertiesdialog.h"
  23 #include "dolphinview.h"
  24
  25 #include <konq_operations.h>
  26
  27 #include <kaction.h>
  28 #include <kactioncollection.h>
  29 #include <kdebug.h>
  30 #include <klocale.h>
  31 #include <ktoggleaction.h>
  32
  33 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent)
  34     : QObject(parent),
  35       m_actionCollection(collection),
  36       m_currentView(0)
  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, 0, this, 0);
  48
  49     m_currentView = view;
  50
  51     connect(view, SIGNAL(modeChanged()),
  52             this, SLOT(updateViewActions()));
  53     connect(view, SIGNAL(showPreviewChanged()),
  54             this, SLOT(slotShowPreviewChanged()));
  55     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  56             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
  57     connect(view, SIGNAL(additionalInfoChanged()),
  58             this, SLOT(slotAdditionalInfoChanged()));
  59     connect(view, SIGNAL(categorizedSortingChanged()),
  60             this, SLOT(slotCategorizedSortingChanged()));
  61     connect(view, SIGNAL(showHiddenFilesChanged()),
  62             this, SLOT(slotShowHiddenFilesChanged()));
  63     connect(view, SIGNAL(sortingChanged(DolphinView::Sorting)),
  64             this, SLOT(slotSortingChanged(DolphinView::Sorting)));
  65 }
  66
  67 void DolphinViewActionHandler::createActions()
  68 {
  69     // This action doesn't appear in the GUI, it's for the shortcut only.
  70     // KNewMenu takes care of the GUI stuff.
  71     KAction* newDirAction = m_actionCollection->addAction("create_dir");
  72     newDirAction->setText(i18nc("@action", "Create Folder..."));
  73     newDirAction->setShortcut(Qt::Key_F10);
  74     connect(newDirAction, SIGNAL(triggered()), SLOT(slotCreateDir()));
  75
  76     // Edit menu
  77
  78     KAction* rename = m_actionCollection->addAction("rename");
  79     rename->setText(i18nc("@action:inmenu File", "Rename..."));
  80     rename->setShortcut(Qt::Key_F2);
  81     connect(rename, SIGNAL(triggered()), this, SLOT(slotRename()));
  82
  83     KAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
  84     moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
  85     moveToTrash->setIcon(KIcon("user-trash"));
  86     moveToTrash->setShortcut(QKeySequence::Delete);
  87     connect(moveToTrash, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
  88             this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
  89
  90     KAction* deleteAction = m_actionCollection->addAction("delete");
  91     deleteAction->setIcon(KIcon("edit-delete"));
  92     deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
  93     deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
  94     connect(deleteAction, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
  95
  96     // This action is useful for being enabled when "move_to_trash" should be
  97     // disabled and "delete" is enabled (e.g. non-local files), so that Key_Del
  98     // can be used for deleting the file (#76016). It needs to be a separate action
  99     // so that the Edit menu isn't affected.
 100     KAction* deleteWithTrashShortcut = m_actionCollection->addAction("delete_shortcut");
 101     // TODO after message freeze, a more descriptive text, for the shortcuts editor.
 102     deleteWithTrashShortcut->setText(i18nc("@action:inmenu File", "Delete"));
 103     deleteWithTrashShortcut->setShortcut(QKeySequence::Delete);
 104     deleteWithTrashShortcut->setEnabled(false);
 105     connect(deleteWithTrashShortcut, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
 106
 107     // View menu
 108
 109     QActionGroup* viewModeActions = new QActionGroup(this);
 110     viewModeActions->addAction(iconsModeAction());
 111     viewModeActions->addAction(detailsModeAction());
 112     viewModeActions->addAction(columnsModeAction());
 113     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 114
 115     KStandardAction::zoomIn(this,
 116                             SLOT(zoomIn()),
 117                             m_actionCollection);
 118
 119     KStandardAction::zoomOut(this,
 120                              SLOT(zoomOut()),
 121                              m_actionCollection);
 122
 123     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
 124     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 125     showPreview->setIcon(KIcon("view-preview"));
 126     connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
 127
 128     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
 129     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 130     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
 131
 132     QActionGroup* sortByActionGroup = createSortByActionGroup();
 133     connect(sortByActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(slotSortTriggered(QAction*)));
 134
 135     QActionGroup* showInformationActionGroup = createAdditionalInformationActionGroup();
 136     connect(showInformationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(toggleAdditionalInfo(QAction*)));
 137
 138     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
 139     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 140     connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleSortCategorization(bool)));
 141
 142     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
 143     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 144     showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_Period);
 145     connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
 146
 147     KAction* adjustViewProps = m_actionCollection->addAction("view_properties");
 148     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Properties..."));
 149     connect(adjustViewProps, SIGNAL(triggered()), this, SLOT(slotAdjustViewProperties()));
 150 }
 151
 152 QActionGroup* DolphinViewActionHandler::createAdditionalInformationActionGroup()
 153 {
 154     QActionGroup* showInformationGroup = new QActionGroup(m_actionCollection);
 155     showInformationGroup->setExclusive(false);
 156
 157     KToggleAction* showSizeInfo = m_actionCollection->add<KToggleAction>("show_size_info");
 158     showSizeInfo->setText(i18nc("@action:inmenu Additional information", "Size"));
 159     showSizeInfo->setData(KFileItemDelegate::Size);
 160     showSizeInfo->setActionGroup(showInformationGroup);
 161
 162     KToggleAction* showDateInfo = m_actionCollection->add<KToggleAction>("show_date_info");
 163     showDateInfo->setText(i18nc("@action:inmenu Additional information", "Date"));
 164     showDateInfo->setData(KFileItemDelegate::ModificationTime);
 165     showDateInfo->setActionGroup(showInformationGroup);
 166
 167     KToggleAction* showPermissionsInfo = m_actionCollection->add<KToggleAction>("show_permissions_info");
 168     showPermissionsInfo->setText(i18nc("@action:inmenu Additional information", "Permissions"));
 169     showPermissionsInfo->setData(KFileItemDelegate::Permissions);
 170     showPermissionsInfo->setActionGroup(showInformationGroup);
 171
 172     KToggleAction* showOwnerInfo = m_actionCollection->add<KToggleAction>("show_owner_info");
 173     showOwnerInfo->setText(i18nc("@action:inmenu Additional information", "Owner"));
 174     showOwnerInfo->setData(KFileItemDelegate::Owner);
 175     showOwnerInfo->setActionGroup(showInformationGroup);
 176
 177     KToggleAction* showGroupInfo = m_actionCollection->add<KToggleAction>("show_group_info");
 178     showGroupInfo->setText(i18nc("@action:inmenu Additional information", "Group"));
 179     showGroupInfo->setData(KFileItemDelegate::OwnerAndGroup);
 180     showGroupInfo->setActionGroup(showInformationGroup);
 181
 182     KToggleAction* showMimeInfo = m_actionCollection->add<KToggleAction>("show_mime_info");
 183     showMimeInfo->setText(i18nc("@action:inmenu Additional information", "Type"));
 184     showMimeInfo->setData(KFileItemDelegate::FriendlyMimeType);
 185     showMimeInfo->setActionGroup(showInformationGroup);
 186
 187     return showInformationGroup;
 188 }
 189
 190 Q_DECLARE_METATYPE(DolphinView::Sorting)
 191
 192 QActionGroup* DolphinViewActionHandler::createSortByActionGroup()
 193 {
 194     QActionGroup* sortByActionGroup = new QActionGroup(m_actionCollection);
 195     sortByActionGroup->setExclusive(true);
 196
 197     KToggleAction* sortByName = m_actionCollection->add<KToggleAction>("sort_by_name");
 198     sortByName->setText(i18nc("@action:inmenu Sort By", "Name"));
 199     sortByName->setData(QVariant::fromValue(DolphinView::SortByName));
 200     sortByActionGroup->addAction(sortByName);
 201
 202     KToggleAction* sortBySize = m_actionCollection->add<KToggleAction>("sort_by_size");
 203     sortBySize->setText(i18nc("@action:inmenu Sort By", "Size"));
 204     sortBySize->setData(QVariant::fromValue(DolphinView::SortBySize));
 205     sortByActionGroup->addAction(sortBySize);
 206
 207     KToggleAction* sortByDate = m_actionCollection->add<KToggleAction>("sort_by_date");
 208     sortByDate->setText(i18nc("@action:inmenu Sort By", "Date"));
 209     sortByDate->setData(QVariant::fromValue(DolphinView::SortByDate));
 210     sortByActionGroup->addAction(sortByDate);
 211
 212     KToggleAction* sortByPermissions = m_actionCollection->add<KToggleAction>("sort_by_permissions");
 213     sortByPermissions->setText(i18nc("@action:inmenu Sort By", "Permissions"));
 214     sortByPermissions->setData(QVariant::fromValue(DolphinView::SortByPermissions));
 215     sortByActionGroup->addAction(sortByPermissions);
 216
 217     KToggleAction* sortByOwner = m_actionCollection->add<KToggleAction>("sort_by_owner");
 218     sortByOwner->setText(i18nc("@action:inmenu Sort By", "Owner"));
 219     sortByOwner->setData(QVariant::fromValue(DolphinView::SortByOwner));
 220     sortByActionGroup->addAction(sortByOwner);
 221
 222     KToggleAction* sortByGroup = m_actionCollection->add<KToggleAction>("sort_by_group");
 223     sortByGroup->setText(i18nc("@action:inmenu Sort By", "Group"));
 224     sortByGroup->setData(QVariant::fromValue(DolphinView::SortByGroup));
 225     sortByActionGroup->addAction(sortByGroup);
 226
 227     KToggleAction* sortByType = m_actionCollection->add<KToggleAction>("sort_by_type");
 228     sortByType->setText(i18nc("@action:inmenu Sort By", "Type"));
 229     sortByType->setData(QVariant::fromValue(DolphinView::SortByType));
 230     sortByActionGroup->addAction(sortByType);
 231
 232     // TODO: Hid "sort by rating" and "sort by tags" as without caching the performance
 233     // is too slow currently (Nepomuk will support caching in future releases).
 234     //
 235     // KToggleAction* sortByRating = m_actionCollection->add<KToggleAction>("sort_by_rating");
 236     // sortByRating->setData(QVariant::fromValue(DolphinView::SortByRating));
 237     // sortByRating->setText(i18nc("@action:inmenu Sort By", "Rating"));
 238     // sortByActionGroup->addAction(sortByRating);
 239     //
 240     // KToggleAction* sortByTags = m_actionCollection->add<KToggleAction>("sort_by_tags");
 241     // sortByTags->setData(QVariant::fromValue(DolphinView::SortByTags));
 242     // sortByTags->setText(i18nc("@action:inmenu Sort By", "Tags"));
 243     // sortByActionGroup->addAction(sortByTags);
 244     //
 245 #ifdef HAVE_NEPOMUK
 246     // if (!MetaDataWidget::metaDataAvailable()) {
 247     //     sortByRating->setEnabled(false);
 248     //     sortByTags->setEnabled(false);
 249     // }
 250 #else
 251     // sortByRating->setEnabled(false);
 252     // sortByTags->setEnabled(false);
 253 #endif
 254
 255
 256
 257     return sortByActionGroup;
 258 }
 259
 260 void DolphinViewActionHandler::slotCreateDir()
 261 {
 262     Q_ASSERT(m_currentView);
 263     KonqOperations::newDir(m_currentView, m_currentView->url());
 264 }
 265
 266 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 267 {
 268     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 269     m_currentView->setMode(mode);
 270 }
 271
 272 void DolphinViewActionHandler::slotRename()
 273 {
 274     emit actionBeingHandled();
 275     m_currentView->renameSelectedItems();
 276 }
 277
 278 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 279 {
 280     emit actionBeingHandled();
 281     // Note: kde3's konq_mainwindow.cpp used to check
 282     // reason == KAction::PopupMenuActivation && ...
 283     // but this isn't supported anymore
 284     if (modifiers & Qt::ShiftModifier)
 285         m_currentView->deleteSelectedItems();
 286     else
 287         m_currentView->trashSelectedItems();
 288 }
 289
 290 void DolphinViewActionHandler::slotDeleteItems()
 291 {
 292     emit actionBeingHandled();
 293     m_currentView->deleteSelectedItems();
 294 }
 295
 296 void DolphinViewActionHandler::togglePreview(bool show)
 297 {
 298     emit actionBeingHandled();
 299     m_currentView->setShowPreview(show);
 300 }
 301
 302 void DolphinViewActionHandler::slotShowPreviewChanged()
 303 {
 304     // It is not enough to update the 'Show Preview' action, also
 305     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 306     updateViewActions();
 307 }
 308
 309 QString DolphinViewActionHandler::currentViewModeActionName() const
 310 {
 311     switch (m_currentView->mode()) {
 312     case DolphinView::IconsView:
 313         return "icons";
 314     case DolphinView::DetailsView:
 315         return "details";
 316     case DolphinView::ColumnView:
 317         return "columns";
 318     }
 319     return QString(); // can't happen
 320 }
 321
 322 void DolphinViewActionHandler::updateViewActions()
 323 {
 324     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 325     if (viewModeAction != 0) {
 326         viewModeAction->setChecked(true);
 327     }
 328
 329     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 330     if (zoomInAction != 0) {
 331         zoomInAction->setEnabled(m_currentView->isZoomInPossible());
 332     }
 333
 334     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 335     if (zoomOutAction != 0) {
 336         zoomOutAction->setEnabled(m_currentView->isZoomOutPossible());
 337     }
 338
 339     QAction* showPreviewAction = m_actionCollection->action("show_preview");
 340     showPreviewAction->setChecked(m_currentView->showPreview());
 341
 342     slotSortOrderChanged(m_currentView->sortOrder());
 343     slotAdditionalInfoChanged();
 344     slotCategorizedSortingChanged();
 345     slotSortingChanged(m_currentView->sorting());
 346
 347     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 348     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 349
 350 }
 351
 352 void DolphinViewActionHandler::zoomIn()
 353 {
 354     m_currentView->zoomIn();
 355     updateViewActions();
 356 }
 357
 358 void DolphinViewActionHandler::zoomOut()
 359 {
 360     m_currentView->zoomOut();
 361     updateViewActions();
 362 }
 363
 364 void DolphinViewActionHandler::toggleSortOrder()
 365 {
 366     m_currentView->toggleSortOrder();
 367 }
 368
 369 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 370 {
 371     QAction* descending = m_actionCollection->action("descending");
 372     const bool sortDescending = (order == Qt::DescendingOrder);
 373     descending->setChecked(sortDescending);
 374 }
 375
 376 void DolphinViewActionHandler::toggleAdditionalInfo(QAction* action)
 377 {
 378     emit actionBeingHandled();
 379     m_currentView->toggleAdditionalInfo(action);
 380 }
 381
 382 void DolphinViewActionHandler::slotAdditionalInfoChanged()
 383 {
 384     m_currentView->updateAdditionalInfoActions(m_actionCollection);
 385 }
 386
 387 void DolphinViewActionHandler::toggleSortCategorization(bool categorizedSorting)
 388 {
 389     m_currentView->setCategorizedSorting(categorizedSorting);
 390 }
 391
 392 void DolphinViewActionHandler::slotCategorizedSortingChanged()
 393 {
 394     QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
 395     showInGroupsAction->setChecked(m_currentView->categorizedSorting());
 396     showInGroupsAction->setEnabled(m_currentView->supportsCategorizedSorting());
 397 }
 398
 399 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 400 {
 401     emit actionBeingHandled();
 402     m_currentView->setShowHiddenFiles(show);
 403 }
 404
 405 void DolphinViewActionHandler::slotShowHiddenFilesChanged()
 406 {
 407     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 408     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 409 }
 410
 411
 412 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 413 {
 414     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("icons");
 415     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 416     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
 417     iconsView->setIcon(KIcon("view-list-icons"));
 418     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 419     return iconsView;
 420 }
 421
 422 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 423 {
 424     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>("details");
 425     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 426     detailsView->setShortcut(Qt::CTRL | Qt::Key_2);
 427     detailsView->setIcon(KIcon("view-list-details"));
 428     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 429     return detailsView;
 430 }
 431
 432 KToggleAction* DolphinViewActionHandler::columnsModeAction()
 433 {
 434     KToggleAction* columnView = m_actionCollection->add<KToggleAction>("columns");
 435     columnView->setText(i18nc("@action:inmenu View Mode", "Columns"));
 436     columnView->setShortcut(Qt::CTRL | Qt::Key_3);
 437     columnView->setIcon(KIcon("view-file-columns"));
 438     columnView->setData(QVariant::fromValue(DolphinView::ColumnView));
 439     return columnView;
 440 }
 441
 442 void DolphinViewActionHandler::slotSortingChanged(DolphinView::Sorting sorting)
 443 {
 444     QAction* action = 0;
 445     switch (sorting) {
 446     case DolphinView::SortByName:
 447         action = m_actionCollection->action("sort_by_name");
 448         break;
 449     case DolphinView::SortBySize:
 450         action = m_actionCollection->action("sort_by_size");
 451         break;
 452     case DolphinView::SortByDate:
 453         action = m_actionCollection->action("sort_by_date");
 454         break;
 455     case DolphinView::SortByPermissions:
 456         action = m_actionCollection->action("sort_by_permissions");
 457         break;
 458     case DolphinView::SortByOwner:
 459         action = m_actionCollection->action("sort_by_owner");
 460         break;
 461     case DolphinView::SortByGroup:
 462         action = m_actionCollection->action("sort_by_group");
 463         break;
 464     case DolphinView::SortByType:
 465         action = m_actionCollection->action("sort_by_type");
 466         break;
 467 #ifdef HAVE_NEPOMUK
 468     case DolphinView::SortByRating:
 469         action = m_actionCollection->action("sort_by_rating");
 470         break;
 471     case DolphinView::SortByTags:
 472         action = m_actionCollection->action("sort_by_tags");
 473         break;
 474 #endif
 475     default:
 476         break;
 477     }
 478
 479     if (action != 0) {
 480         action->setChecked(true);
 481     }
 482 }
 483
 484 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 485 {
 486     const DolphinView::Sorting sorting = action->data().value<DolphinView::Sorting>();
 487     m_currentView->setSorting(sorting);
 488 }
 489
 490 void DolphinViewActionHandler::slotAdjustViewProperties()
 491 {
 492     emit actionBeingHandled();
 493     ViewPropertiesDialog dlg(m_currentView);
 494     dlg.exec();
 495 }