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 #include <kdebug.h>
  22
  23 #include "dolphinview.h"
  24
  25 #include <konq_operations.h>
  26
  27 #include <kaction.h>
  28 #include <kactioncollection.h>
  29 #include <klocale.h>
  30 #include <ktoggleaction.h>
  31
  32 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent)
  33     : QObject(parent),
  34       m_actionCollection(collection),
  35       m_currentView(0)
  36 {
  37     Q_ASSERT(m_actionCollection);
  38     createActions();
  39 }
  40
  41 void DolphinViewActionHandler::setCurrentView(DolphinView* view)
  42 {
  43     Q_ASSERT(view);
  44
  45     if (m_currentView)
  46         disconnect(m_currentView, 0, this, 0);
  47
  48     m_currentView = view;
  49
  50     connect(view, SIGNAL(modeChanged()),
  51             this, SLOT(updateViewActions()));
  52     connect(view, SIGNAL(showPreviewChanged()),
  53             this, SLOT(slotShowPreviewChanged()));
  54     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  55             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
  56     connect(view, SIGNAL(additionalInfoChanged()),
  57             this, SLOT(slotAdditionalInfoChanged()));
  58     connect(view, SIGNAL(categorizedSortingChanged()),
  59             this, SLOT(slotCategorizedSortingChanged()));
  60     connect(view, SIGNAL(showHiddenFilesChanged()),
  61             this, SLOT(slotShowHiddenFilesChanged()));
  62     connect(view, SIGNAL(sortingChanged(DolphinView::Sorting)),
  63             this, SLOT(slotSortingChanged(DolphinView::Sorting)));
  64 }
  65
  66 void DolphinViewActionHandler::createActions()
  67 {
  68     // This action doesn't appear in the GUI, it's for the shortcut only.
  69     // KNewMenu takes care of the GUI stuff.
  70     KAction* newDirAction = m_actionCollection->addAction("create_dir");
  71     newDirAction->setText(i18n("Create Folder..."));
  72     newDirAction->setShortcut(Qt::Key_F10);
  73     connect(newDirAction, SIGNAL(triggered()), SLOT(slotCreateDir()));
  74
  75     // Edit menu
  76
  77     KAction* rename = m_actionCollection->addAction("rename");
  78     rename->setText(i18nc("@action:inmenu File", "Rename..."));
  79     rename->setShortcut(Qt::Key_F2);
  80     connect(rename, SIGNAL(triggered()), this, SLOT(slotRename()));
  81
  82     KAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
  83     moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
  84     moveToTrash->setIcon(KIcon("user-trash"));
  85     moveToTrash->setShortcut(QKeySequence::Delete);
  86     connect(moveToTrash, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
  87             this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
  88
  89     KAction* deleteAction = m_actionCollection->addAction("delete");
  90     deleteAction->setIcon(KIcon("edit-delete"));
  91     deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
  92     deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
  93     connect(deleteAction, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
  94
  95     // View menu
  96
  97     QActionGroup* viewModeActions = new QActionGroup(this);
  98     viewModeActions->addAction(iconsModeAction());
  99     viewModeActions->addAction(detailsModeAction());
 100     viewModeActions->addAction(columnsModeAction());
 101     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 102
 103     KStandardAction::zoomIn(this,
 104                             SLOT(zoomIn()),
 105                             m_actionCollection);
 106
 107     KStandardAction::zoomOut(this,
 108                              SLOT(zoomOut()),
 109                              m_actionCollection);
 110
 111     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
 112     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 113     showPreview->setIcon(KIcon("view-preview"));
 114     connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
 115
 116     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
 117     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 118     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
 119
 120     QActionGroup* sortByActionGroup = createSortByActionGroup();
 121     connect(sortByActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(slotSortTriggered(QAction*)));
 122
 123     QActionGroup* showInformationActionGroup = createAdditionalInformationActionGroup();
 124     connect(showInformationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(toggleAdditionalInfo(QAction*)));
 125
 126     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
 127     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 128     connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleSortCategorization(bool)));
 129
 130     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
 131     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 132     showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_Period);
 133     connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
 134
 135 }
 136
 137 QActionGroup* DolphinViewActionHandler::createAdditionalInformationActionGroup()
 138 {
 139     QActionGroup* showInformationGroup = new QActionGroup(m_actionCollection);
 140     showInformationGroup->setExclusive(false);
 141
 142     KToggleAction* showSizeInfo = m_actionCollection->add<KToggleAction>("show_size_info");
 143     showSizeInfo->setText(i18nc("@action:inmenu Additional information", "Size"));
 144     showSizeInfo->setData(KFileItemDelegate::Size);
 145     showSizeInfo->setActionGroup(showInformationGroup);
 146
 147     KToggleAction* showDateInfo = m_actionCollection->add<KToggleAction>("show_date_info");
 148     showDateInfo->setText(i18nc("@action:inmenu Additional information", "Date"));
 149     showDateInfo->setData(KFileItemDelegate::ModificationTime);
 150     showDateInfo->setActionGroup(showInformationGroup);
 151
 152     KToggleAction* showPermissionsInfo = m_actionCollection->add<KToggleAction>("show_permissions_info");
 153     showPermissionsInfo->setText(i18nc("@action:inmenu Additional information", "Permissions"));
 154     showPermissionsInfo->setData(KFileItemDelegate::Permissions);
 155     showPermissionsInfo->setActionGroup(showInformationGroup);
 156
 157     KToggleAction* showOwnerInfo = m_actionCollection->add<KToggleAction>("show_owner_info");
 158     showOwnerInfo->setText(i18nc("@action:inmenu Additional information", "Owner"));
 159     showOwnerInfo->setData(KFileItemDelegate::Owner);
 160     showOwnerInfo->setActionGroup(showInformationGroup);
 161
 162     KToggleAction* showGroupInfo = m_actionCollection->add<KToggleAction>("show_group_info");
 163     showGroupInfo->setText(i18nc("@action:inmenu Additional information", "Group"));
 164     showGroupInfo->setData(KFileItemDelegate::OwnerAndGroup);
 165     showGroupInfo->setActionGroup(showInformationGroup);
 166
 167     KToggleAction* showMimeInfo = m_actionCollection->add<KToggleAction>("show_mime_info");
 168     showMimeInfo->setText(i18nc("@action:inmenu Additional information", "Type"));
 169     showMimeInfo->setData(KFileItemDelegate::FriendlyMimeType);
 170     showMimeInfo->setActionGroup(showInformationGroup);
 171
 172     return showInformationGroup;
 173 }
 174
 175 Q_DECLARE_METATYPE(DolphinView::Sorting)
 176
 177 QActionGroup* DolphinViewActionHandler::createSortByActionGroup()
 178 {
 179     QActionGroup* sortByActionGroup = new QActionGroup(m_actionCollection);
 180     sortByActionGroup->setExclusive(true);
 181
 182     KToggleAction* sortByName = m_actionCollection->add<KToggleAction>("sort_by_name");
 183     sortByName->setText(i18nc("@action:inmenu Sort By", "Name"));
 184     sortByName->setData(QVariant::fromValue(DolphinView::SortByName));
 185     sortByActionGroup->addAction(sortByName);
 186
 187     KToggleAction* sortBySize = m_actionCollection->add<KToggleAction>("sort_by_size");
 188     sortBySize->setText(i18nc("@action:inmenu Sort By", "Size"));
 189     sortBySize->setData(QVariant::fromValue(DolphinView::SortBySize));
 190     sortByActionGroup->addAction(sortBySize);
 191
 192     KToggleAction* sortByDate = m_actionCollection->add<KToggleAction>("sort_by_date");
 193     sortByDate->setText(i18nc("@action:inmenu Sort By", "Date"));
 194     sortByDate->setData(QVariant::fromValue(DolphinView::SortByDate));
 195     sortByActionGroup->addAction(sortByDate);
 196
 197     KToggleAction* sortByPermissions = m_actionCollection->add<KToggleAction>("sort_by_permissions");
 198     sortByPermissions->setText(i18nc("@action:inmenu Sort By", "Permissions"));
 199     sortByPermissions->setData(QVariant::fromValue(DolphinView::SortByPermissions));
 200     sortByActionGroup->addAction(sortByPermissions);
 201
 202     KToggleAction* sortByOwner = m_actionCollection->add<KToggleAction>("sort_by_owner");
 203     sortByOwner->setText(i18nc("@action:inmenu Sort By", "Owner"));
 204     sortByOwner->setData(QVariant::fromValue(DolphinView::SortByOwner));
 205     sortByActionGroup->addAction(sortByOwner);
 206
 207     KToggleAction* sortByGroup = m_actionCollection->add<KToggleAction>("sort_by_group");
 208     sortByGroup->setText(i18nc("@action:inmenu Sort By", "Group"));
 209     sortByGroup->setData(QVariant::fromValue(DolphinView::SortByGroup));
 210     sortByActionGroup->addAction(sortByGroup);
 211
 212     KToggleAction* sortByType = m_actionCollection->add<KToggleAction>("sort_by_type");
 213     sortByType->setText(i18nc("@action:inmenu Sort By", "Type"));
 214     sortByType->setData(QVariant::fromValue(DolphinView::SortByType));
 215     sortByActionGroup->addAction(sortByType);
 216
 217     // TODO: Hid "sort by rating" and "sort by tags" as without caching the performance
 218     // is too slow currently (Nepomuk will support caching in future releases).
 219     //
 220     // KToggleAction* sortByRating = m_actionCollection->add<KToggleAction>("sort_by_rating");
 221     // sortByRating->setData(QVariant::fromValue(DolphinView::SortByRating));
 222     // sortByRating->setText(i18nc("@action:inmenu Sort By", "Rating"));
 223     // sortByActionGroup->addAction(sortByRating);
 224     //
 225     // KToggleAction* sortByTags = m_actionCollection->add<KToggleAction>("sort_by_tags");
 226     // sortByTags->setData(QVariant::fromValue(DolphinView::SortByTags));
 227     // sortByTags->setText(i18nc("@action:inmenu Sort By", "Tags"));
 228     // sortByActionGroup->addAction(sortByTags);
 229     //
 230 #ifdef HAVE_NEPOMUK
 231     // if (!MetaDataWidget::metaDataAvailable()) {
 232     //     sortByRating->setEnabled(false);
 233     //     sortByTags->setEnabled(false);
 234     // }
 235 #else
 236     // sortByRating->setEnabled(false);
 237     // sortByTags->setEnabled(false);
 238 #endif
 239
 240
 241
 242     return sortByActionGroup;
 243 }
 244
 245 void DolphinViewActionHandler::slotCreateDir()
 246 {
 247     Q_ASSERT(m_currentView);
 248     KonqOperations::newDir(m_currentView, m_currentView->url());
 249 }
 250
 251 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 252 {
 253     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 254     m_currentView->setMode(mode);
 255 }
 256
 257 void DolphinViewActionHandler::slotRename()
 258 {
 259     emit actionBeingHandled();
 260     m_currentView->renameSelectedItems();
 261 }
 262
 263 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 264 {
 265     emit actionBeingHandled();
 266     // Note: kde3's konq_mainwindow.cpp used to check
 267     // reason == KAction::PopupMenuActivation && ...
 268     // but this isn't supported anymore
 269     if (modifiers & Qt::ShiftModifier)
 270         m_currentView->deleteSelectedItems();
 271     else
 272         m_currentView->trashSelectedItems();
 273 }
 274
 275 void DolphinViewActionHandler::slotDeleteItems()
 276 {
 277     emit actionBeingHandled();
 278     m_currentView->deleteSelectedItems();
 279 }
 280
 281 void DolphinViewActionHandler::togglePreview(bool show)
 282 {
 283     emit actionBeingHandled();
 284     m_currentView->setShowPreview(show);
 285 }
 286
 287 void DolphinViewActionHandler::slotShowPreviewChanged()
 288 {
 289     // It is not enough to update the 'Show Preview' action, also
 290     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 291     updateViewActions();
 292 }
 293
 294 QString DolphinViewActionHandler::currentViewModeActionName() const
 295 {
 296     switch (m_currentView->mode()) {
 297     case DolphinView::IconsView:
 298         return "icons";
 299     case DolphinView::DetailsView:
 300         return "details";
 301     case DolphinView::ColumnView:
 302         return "columns";
 303     }
 304     return QString(); // can't happen
 305 }
 306
 307 void DolphinViewActionHandler::updateViewActions()
 308 {
 309     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 310     if (viewModeAction != 0) {
 311         viewModeAction->setChecked(true);
 312     }
 313
 314     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 315     if (zoomInAction != 0) {
 316         zoomInAction->setEnabled(m_currentView->isZoomInPossible());
 317     }
 318
 319     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 320     if (zoomOutAction != 0) {
 321         zoomOutAction->setEnabled(m_currentView->isZoomOutPossible());
 322     }
 323
 324     QAction* showPreviewAction = m_actionCollection->action("show_preview");
 325     showPreviewAction->setChecked(m_currentView->showPreview());
 326
 327     slotSortOrderChanged(m_currentView->sortOrder());
 328     slotAdditionalInfoChanged();
 329     slotCategorizedSortingChanged();
 330     slotSortingChanged(m_currentView->sorting());
 331
 332     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 333     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 334
 335 }
 336
 337 void DolphinViewActionHandler::zoomIn()
 338 {
 339     m_currentView->zoomIn();
 340     updateViewActions();
 341 }
 342
 343 void DolphinViewActionHandler::zoomOut()
 344 {
 345     m_currentView->zoomOut();
 346     updateViewActions();
 347 }
 348
 349 void DolphinViewActionHandler::toggleSortOrder()
 350 {
 351     m_currentView->toggleSortOrder();
 352 }
 353
 354 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 355 {
 356     QAction* descending = m_actionCollection->action("descending");
 357     const bool sortDescending = (order == Qt::DescendingOrder);
 358     descending->setChecked(sortDescending);
 359 }
 360
 361 void DolphinViewActionHandler::toggleAdditionalInfo(QAction* action)
 362 {
 363     emit actionBeingHandled();
 364     m_currentView->toggleAdditionalInfo(action);
 365 }
 366
 367 void DolphinViewActionHandler::slotAdditionalInfoChanged()
 368 {
 369     m_currentView->updateAdditionalInfoActions(m_actionCollection);
 370 }
 371
 372 void DolphinViewActionHandler::toggleSortCategorization(bool categorizedSorting)
 373 {
 374     m_currentView->setCategorizedSorting(categorizedSorting);
 375 }
 376
 377 void DolphinViewActionHandler::slotCategorizedSortingChanged()
 378 {
 379     QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
 380     showInGroupsAction->setChecked(m_currentView->categorizedSorting());
 381     showInGroupsAction->setEnabled(m_currentView->supportsCategorizedSorting());
 382 }
 383
 384 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 385 {
 386     emit actionBeingHandled();
 387     m_currentView->setShowHiddenFiles(show);
 388 }
 389
 390 void DolphinViewActionHandler::slotShowHiddenFilesChanged()
 391 {
 392     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 393     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 394 }
 395
 396
 397 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 398 {
 399     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("icons");
 400     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 401     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
 402     iconsView->setIcon(KIcon("view-list-icons"));
 403     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 404     return iconsView;
 405 }
 406
 407 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 408 {
 409     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>("details");
 410     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 411     detailsView->setShortcut(Qt::CTRL | Qt::Key_2);
 412     detailsView->setIcon(KIcon("view-list-details"));
 413     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 414     return detailsView;
 415 }
 416
 417 KToggleAction* DolphinViewActionHandler::columnsModeAction()
 418 {
 419     KToggleAction* columnView = m_actionCollection->add<KToggleAction>("columns");
 420     columnView->setText(i18nc("@action:inmenu View Mode", "Columns"));
 421     columnView->setShortcut(Qt::CTRL | Qt::Key_3);
 422     columnView->setIcon(KIcon("view-file-columns"));
 423     columnView->setData(QVariant::fromValue(DolphinView::ColumnView));
 424     return columnView;
 425 }
 426
 427 void DolphinViewActionHandler::slotSortingChanged(DolphinView::Sorting sorting)
 428 {
 429     QAction* action = 0;
 430     switch (sorting) {
 431     case DolphinView::SortByName:
 432         action = m_actionCollection->action("sort_by_name");
 433         break;
 434     case DolphinView::SortBySize:
 435         action = m_actionCollection->action("sort_by_size");
 436         break;
 437     case DolphinView::SortByDate:
 438         action = m_actionCollection->action("sort_by_date");
 439         break;
 440     case DolphinView::SortByPermissions:
 441         action = m_actionCollection->action("sort_by_permissions");
 442         break;
 443     case DolphinView::SortByOwner:
 444         action = m_actionCollection->action("sort_by_owner");
 445         break;
 446     case DolphinView::SortByGroup:
 447         action = m_actionCollection->action("sort_by_group");
 448         break;
 449     case DolphinView::SortByType:
 450         action = m_actionCollection->action("sort_by_type");
 451         break;
 452 #ifdef HAVE_NEPOMUK
 453     case DolphinView::SortByRating:
 454         action = m_actionCollection->action("sort_by_rating");
 455         break;
 456     case DolphinView::SortByTags:
 457         action = m_actionCollection->action("sort_by_tags");
 458         break;
 459 #endif
 460     default:
 461         break;
 462     }
 463
 464     if (action != 0) {
 465         action->setChecked(true);
 466     }
 467 }
 468
 469 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 470 {
 471     const DolphinView::Sorting sorting = action->data().value<DolphinView::Sorting>();
 472     m_currentView->setSorting(sorting);
 473 }