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