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 <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(i18nc("@action", "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     // This action is useful for being enabled when "move_to_trash" should be
  96     // disabled and "delete" is enabled (e.g. non-local files), so that Key_Del
  97     // can be used for deleting the file (#76016). It needs to be a separate action
  98     // so that the Edit menu isn't affected.
  99     KAction* deleteWithTrashShortcut = m_actionCollection->addAction("delete_shortcut");
 100     // TODO after message freeze, a more descriptive text, for the shortcuts editor.
 101     deleteWithTrashShortcut->setText(i18nc("@action:inmenu File", "Delete"));
 102     deleteWithTrashShortcut->setShortcut(QKeySequence::Delete);
 103     deleteWithTrashShortcut->setEnabled(false);
 104     connect(deleteWithTrashShortcut, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
 105
 106     // View menu
 107
 108     QActionGroup* viewModeActions = new QActionGroup(this);
 109     viewModeActions->addAction(iconsModeAction());
 110     viewModeActions->addAction(detailsModeAction());
 111     viewModeActions->addAction(columnsModeAction());
 112     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 113
 114     KStandardAction::zoomIn(this,
 115                             SLOT(zoomIn()),
 116                             m_actionCollection);
 117
 118     KStandardAction::zoomOut(this,
 119                              SLOT(zoomOut()),
 120                              m_actionCollection);
 121
 122     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
 123     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 124     showPreview->setIcon(KIcon("view-preview"));
 125     connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
 126
 127     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
 128     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 129     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
 130
 131     QActionGroup* sortByActionGroup = createSortByActionGroup();
 132     connect(sortByActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(slotSortTriggered(QAction*)));
 133
 134     QActionGroup* showInformationActionGroup = createAdditionalInformationActionGroup();
 135     connect(showInformationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(toggleAdditionalInfo(QAction*)));
 136
 137     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
 138     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 139     connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleSortCategorization(bool)));
 140
 141     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
 142     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 143     showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_Period);
 144     connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
 145
 146     KAction* adjustViewProps = m_actionCollection->addAction("view_properties");
 147     adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Properties..."));
 148     connect(adjustViewProps, SIGNAL(triggered()), this, SLOT(slotAdjustViewProperties()));
 149 }
 150
 151 QActionGroup* DolphinViewActionHandler::createAdditionalInformationActionGroup()
 152 {
 153     QActionGroup* showInformationGroup = new QActionGroup(m_actionCollection);
 154     showInformationGroup->setExclusive(false);
 155
 156     KToggleAction* showSizeInfo = m_actionCollection->add<KToggleAction>("show_size_info");
 157     showSizeInfo->setText(i18nc("@action:inmenu Additional information", "Size"));
 158     showSizeInfo->setData(KFileItemDelegate::Size);
 159     showSizeInfo->setActionGroup(showInformationGroup);
 160
 161     KToggleAction* showDateInfo = m_actionCollection->add<KToggleAction>("show_date_info");
 162     showDateInfo->setText(i18nc("@action:inmenu Additional information", "Date"));
 163     showDateInfo->setData(KFileItemDelegate::ModificationTime);
 164     showDateInfo->setActionGroup(showInformationGroup);
 165
 166     KToggleAction* showPermissionsInfo = m_actionCollection->add<KToggleAction>("show_permissions_info");
 167     showPermissionsInfo->setText(i18nc("@action:inmenu Additional information", "Permissions"));
 168     showPermissionsInfo->setData(KFileItemDelegate::Permissions);
 169     showPermissionsInfo->setActionGroup(showInformationGroup);
 170
 171     KToggleAction* showOwnerInfo = m_actionCollection->add<KToggleAction>("show_owner_info");
 172     showOwnerInfo->setText(i18nc("@action:inmenu Additional information", "Owner"));
 173     showOwnerInfo->setData(KFileItemDelegate::Owner);
 174     showOwnerInfo->setActionGroup(showInformationGroup);
 175
 176     KToggleAction* showGroupInfo = m_actionCollection->add<KToggleAction>("show_group_info");
 177     showGroupInfo->setText(i18nc("@action:inmenu Additional information", "Group"));
 178     showGroupInfo->setData(KFileItemDelegate::OwnerAndGroup);
 179     showGroupInfo->setActionGroup(showInformationGroup);
 180
 181     KToggleAction* showMimeInfo = m_actionCollection->add<KToggleAction>("show_mime_info");
 182     showMimeInfo->setText(i18nc("@action:inmenu Additional information", "Type"));
 183     showMimeInfo->setData(KFileItemDelegate::FriendlyMimeType);
 184     showMimeInfo->setActionGroup(showInformationGroup);
 185
 186     return showInformationGroup;
 187 }
 188
 189 Q_DECLARE_METATYPE(DolphinView::Sorting)
 190
 191 QActionGroup* DolphinViewActionHandler::createSortByActionGroup()
 192 {
 193     QActionGroup* sortByActionGroup = new QActionGroup(m_actionCollection);
 194     sortByActionGroup->setExclusive(true);
 195
 196     KToggleAction* sortByName = m_actionCollection->add<KToggleAction>("sort_by_name");
 197     sortByName->setText(i18nc("@action:inmenu Sort By", "Name"));
 198     sortByName->setData(QVariant::fromValue(DolphinView::SortByName));
 199     sortByActionGroup->addAction(sortByName);
 200
 201     KToggleAction* sortBySize = m_actionCollection->add<KToggleAction>("sort_by_size");
 202     sortBySize->setText(i18nc("@action:inmenu Sort By", "Size"));
 203     sortBySize->setData(QVariant::fromValue(DolphinView::SortBySize));
 204     sortByActionGroup->addAction(sortBySize);
 205
 206     KToggleAction* sortByDate = m_actionCollection->add<KToggleAction>("sort_by_date");
 207     sortByDate->setText(i18nc("@action:inmenu Sort By", "Date"));
 208     sortByDate->setData(QVariant::fromValue(DolphinView::SortByDate));
 209     sortByActionGroup->addAction(sortByDate);
 210
 211     KToggleAction* sortByPermissions = m_actionCollection->add<KToggleAction>("sort_by_permissions");
 212     sortByPermissions->setText(i18nc("@action:inmenu Sort By", "Permissions"));
 213     sortByPermissions->setData(QVariant::fromValue(DolphinView::SortByPermissions));
 214     sortByActionGroup->addAction(sortByPermissions);
 215
 216     KToggleAction* sortByOwner = m_actionCollection->add<KToggleAction>("sort_by_owner");
 217     sortByOwner->setText(i18nc("@action:inmenu Sort By", "Owner"));
 218     sortByOwner->setData(QVariant::fromValue(DolphinView::SortByOwner));
 219     sortByActionGroup->addAction(sortByOwner);
 220
 221     KToggleAction* sortByGroup = m_actionCollection->add<KToggleAction>("sort_by_group");
 222     sortByGroup->setText(i18nc("@action:inmenu Sort By", "Group"));
 223     sortByGroup->setData(QVariant::fromValue(DolphinView::SortByGroup));
 224     sortByActionGroup->addAction(sortByGroup);
 225
 226     KToggleAction* sortByType = m_actionCollection->add<KToggleAction>("sort_by_type");
 227     sortByType->setText(i18nc("@action:inmenu Sort By", "Type"));
 228     sortByType->setData(QVariant::fromValue(DolphinView::SortByType));
 229     sortByActionGroup->addAction(sortByType);
 230
 231     // TODO: Hid "sort by rating" and "sort by tags" as without caching the performance
 232     // is too slow currently (Nepomuk will support caching in future releases).
 233     //
 234     // KToggleAction* sortByRating = m_actionCollection->add<KToggleAction>("sort_by_rating");
 235     // sortByRating->setData(QVariant::fromValue(DolphinView::SortByRating));
 236     // sortByRating->setText(i18nc("@action:inmenu Sort By", "Rating"));
 237     // sortByActionGroup->addAction(sortByRating);
 238     //
 239     // KToggleAction* sortByTags = m_actionCollection->add<KToggleAction>("sort_by_tags");
 240     // sortByTags->setData(QVariant::fromValue(DolphinView::SortByTags));
 241     // sortByTags->setText(i18nc("@action:inmenu Sort By", "Tags"));
 242     // sortByActionGroup->addAction(sortByTags);
 243     //
 244 #ifdef HAVE_NEPOMUK
 245     // if (!MetaDataWidget::metaDataAvailable()) {
 246     //     sortByRating->setEnabled(false);
 247     //     sortByTags->setEnabled(false);
 248     // }
 249 #else
 250     // sortByRating->setEnabled(false);
 251     // sortByTags->setEnabled(false);
 252 #endif
 253
 254
 255
 256     return sortByActionGroup;
 257 }
 258
 259 void DolphinViewActionHandler::slotCreateDir()
 260 {
 261     Q_ASSERT(m_currentView);
 262     KonqOperations::newDir(m_currentView, m_currentView->url());
 263 }
 264
 265 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 266 {
 267     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 268     m_currentView->setMode(mode);
 269 }
 270
 271 void DolphinViewActionHandler::slotRename()
 272 {
 273     emit actionBeingHandled();
 274     m_currentView->renameSelectedItems();
 275 }
 276
 277 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 278 {
 279     emit actionBeingHandled();
 280     // Note: kde3's konq_mainwindow.cpp used to check
 281     // reason == KAction::PopupMenuActivation && ...
 282     // but this isn't supported anymore
 283     if (modifiers & Qt::ShiftModifier)
 284         m_currentView->deleteSelectedItems();
 285     else
 286         m_currentView->trashSelectedItems();
 287 }
 288
 289 void DolphinViewActionHandler::slotDeleteItems()
 290 {
 291     emit actionBeingHandled();
 292     m_currentView->deleteSelectedItems();
 293 }
 294
 295 void DolphinViewActionHandler::togglePreview(bool show)
 296 {
 297     emit actionBeingHandled();
 298     m_currentView->setShowPreview(show);
 299 }
 300
 301 void DolphinViewActionHandler::slotShowPreviewChanged()
 302 {
 303     // It is not enough to update the 'Show Preview' action, also
 304     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 305     updateViewActions();
 306 }
 307
 308 QString DolphinViewActionHandler::currentViewModeActionName() const
 309 {
 310     switch (m_currentView->mode()) {
 311     case DolphinView::IconsView:
 312         return "icons";
 313     case DolphinView::DetailsView:
 314         return "details";
 315     case DolphinView::ColumnView:
 316         return "columns";
 317     }
 318     return QString(); // can't happen
 319 }
 320
 321 void DolphinViewActionHandler::updateViewActions()
 322 {
 323     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 324     if (viewModeAction != 0) {
 325         viewModeAction->setChecked(true);
 326     }
 327
 328     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 329     if (zoomInAction != 0) {
 330         zoomInAction->setEnabled(m_currentView->isZoomInPossible());
 331     }
 332
 333     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 334     if (zoomOutAction != 0) {
 335         zoomOutAction->setEnabled(m_currentView->isZoomOutPossible());
 336     }
 337
 338     QAction* showPreviewAction = m_actionCollection->action("show_preview");
 339     showPreviewAction->setChecked(m_currentView->showPreview());
 340
 341     slotSortOrderChanged(m_currentView->sortOrder());
 342     slotAdditionalInfoChanged();
 343     slotCategorizedSortingChanged();
 344     slotSortingChanged(m_currentView->sorting());
 345
 346     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 347     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 348
 349 }
 350
 351 void DolphinViewActionHandler::zoomIn()
 352 {
 353     m_currentView->zoomIn();
 354     updateViewActions();
 355 }
 356
 357 void DolphinViewActionHandler::zoomOut()
 358 {
 359     m_currentView->zoomOut();
 360     updateViewActions();
 361 }
 362
 363 void DolphinViewActionHandler::toggleSortOrder()
 364 {
 365     m_currentView->toggleSortOrder();
 366 }
 367
 368 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 369 {
 370     QAction* descending = m_actionCollection->action("descending");
 371     const bool sortDescending = (order == Qt::DescendingOrder);
 372     descending->setChecked(sortDescending);
 373 }
 374
 375 void DolphinViewActionHandler::toggleAdditionalInfo(QAction* action)
 376 {
 377     emit actionBeingHandled();
 378     m_currentView->toggleAdditionalInfo(action);
 379 }
 380
 381 void DolphinViewActionHandler::slotAdditionalInfoChanged()
 382 {
 383     m_currentView->updateAdditionalInfoActions(m_actionCollection);
 384 }
 385
 386 void DolphinViewActionHandler::toggleSortCategorization(bool categorizedSorting)
 387 {
 388     m_currentView->setCategorizedSorting(categorizedSorting);
 389 }
 390
 391 void DolphinViewActionHandler::slotCategorizedSortingChanged()
 392 {
 393     QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
 394     showInGroupsAction->setChecked(m_currentView->categorizedSorting());
 395     showInGroupsAction->setEnabled(m_currentView->supportsCategorizedSorting());
 396 }
 397
 398 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 399 {
 400     emit actionBeingHandled();
 401     m_currentView->setShowHiddenFiles(show);
 402 }
 403
 404 void DolphinViewActionHandler::slotShowHiddenFilesChanged()
 405 {
 406     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 407     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 408 }
 409
 410
 411 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 412 {
 413     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("icons");
 414     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 415     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
 416     iconsView->setIcon(KIcon("view-list-icons"));
 417     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 418     return iconsView;
 419 }
 420
 421 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 422 {
 423     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>("details");
 424     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 425     detailsView->setShortcut(Qt::CTRL | Qt::Key_2);
 426     detailsView->setIcon(KIcon("view-list-details"));
 427     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 428     return detailsView;
 429 }
 430
 431 KToggleAction* DolphinViewActionHandler::columnsModeAction()
 432 {
 433     KToggleAction* columnView = m_actionCollection->add<KToggleAction>("columns");
 434     columnView->setText(i18nc("@action:inmenu View Mode", "Columns"));
 435     columnView->setShortcut(Qt::CTRL | Qt::Key_3);
 436     columnView->setIcon(KIcon("view-file-columns"));
 437     columnView->setData(QVariant::fromValue(DolphinView::ColumnView));
 438     return columnView;
 439 }
 440
 441 void DolphinViewActionHandler::slotSortingChanged(DolphinView::Sorting sorting)
 442 {
 443     QAction* action = 0;
 444     switch (sorting) {
 445     case DolphinView::SortByName:
 446         action = m_actionCollection->action("sort_by_name");
 447         break;
 448     case DolphinView::SortBySize:
 449         action = m_actionCollection->action("sort_by_size");
 450         break;
 451     case DolphinView::SortByDate:
 452         action = m_actionCollection->action("sort_by_date");
 453         break;
 454     case DolphinView::SortByPermissions:
 455         action = m_actionCollection->action("sort_by_permissions");
 456         break;
 457     case DolphinView::SortByOwner:
 458         action = m_actionCollection->action("sort_by_owner");
 459         break;
 460     case DolphinView::SortByGroup:
 461         action = m_actionCollection->action("sort_by_group");
 462         break;
 463     case DolphinView::SortByType:
 464         action = m_actionCollection->action("sort_by_type");
 465         break;
 466 #ifdef HAVE_NEPOMUK
 467     case DolphinView::SortByRating:
 468         action = m_actionCollection->action("sort_by_rating");
 469         break;
 470     case DolphinView::SortByTags:
 471         action = m_actionCollection->action("sort_by_tags");
 472         break;
 473 #endif
 474     default:
 475         break;
 476     }
 477
 478     if (action != 0) {
 479         action->setChecked(true);
 480     }
 481 }
 482
 483 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
 484 {
 485     const DolphinView::Sorting sorting = action->data().value<DolphinView::Sorting>();
 486     m_currentView->setSorting(sorting);
 487 }
 488
 489 void DolphinViewActionHandler::slotAdjustViewProperties()
 490 {
 491     emit actionBeingHandled();
 492     ViewPropertiesDialog dlg(m_currentView);
 493     dlg.exec();
 494 }