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- Fix crash found while investigating https://bugs.kde.org/show_bug.cgi?id=170927
[dolphin.git] / 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 #include "zoomlevelinfo.h"
25
26 #include <konq_operations.h>
27
28 #include <kaction.h>
29 #include <kactioncollection.h>
30 #include <klocale.h>
31 #include <ktoggleaction.h>
32 #include <krun.h>
33 #include <kpropertiesdialog.h>
34
35 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent)
36 : QObject(parent),
37 m_actionCollection(collection),
38 m_currentView(0)
39 {
40 Q_ASSERT(m_actionCollection);
41 createActions();
42 }
43
44 void DolphinViewActionHandler::setCurrentView(DolphinView* view)
45 {
46 Q_ASSERT(view);
47
48 if (m_currentView)
49 disconnect(m_currentView, 0, this, 0);
50
51 m_currentView = view;
52
53 connect(view, SIGNAL(modeChanged()),
54 this, SLOT(updateViewActions()));
55 connect(view, SIGNAL(showPreviewChanged()),
56 this, SLOT(slotShowPreviewChanged()));
57 connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
58 this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
59 connect(view, SIGNAL(additionalInfoChanged()),
60 this, SLOT(slotAdditionalInfoChanged()));
61 connect(view, SIGNAL(categorizedSortingChanged()),
62 this, SLOT(slotCategorizedSortingChanged()));
63 connect(view, SIGNAL(showHiddenFilesChanged()),
64 this, SLOT(slotShowHiddenFilesChanged()));
65 connect(view, SIGNAL(sortingChanged(DolphinView::Sorting)),
66 this, SLOT(slotSortingChanged(DolphinView::Sorting)));
67 connect(view, SIGNAL(zoomLevelChanged(int)),
68 this, SLOT(slotZoomLevelChanged(int)));
69 }
70
71 void DolphinViewActionHandler::createActions()
72 {
73 // This action doesn't appear in the GUI, it's for the shortcut only.
74 // KNewMenu takes care of the GUI stuff.
75 KAction* newDirAction = m_actionCollection->addAction("create_dir");
76 newDirAction->setText(i18nc("@action", "Create Folder..."));
77 newDirAction->setShortcut(Qt::Key_F10);
78 connect(newDirAction, SIGNAL(triggered()), SLOT(slotCreateDir()));
79
80 // Edit menu
81
82 KAction* rename = m_actionCollection->addAction("rename");
83 rename->setText(i18nc("@action:inmenu File", "Rename..."));
84 rename->setShortcut(Qt::Key_F2);
85 connect(rename, SIGNAL(triggered()), this, SLOT(slotRename()));
86
87 KAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
88 moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
89 moveToTrash->setIcon(KIcon("user-trash"));
90 moveToTrash->setShortcut(QKeySequence::Delete);
91 connect(moveToTrash, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
92 this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
93
94 KAction* deleteAction = m_actionCollection->addAction("delete");
95 deleteAction->setIcon(KIcon("edit-delete"));
96 deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
97 deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
98 connect(deleteAction, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
99
100 // This action is useful for being enabled when "move_to_trash" should be
101 // disabled and "delete" is enabled (e.g. non-local files), so that Key_Del
102 // can be used for deleting the file (#76016). It needs to be a separate action
103 // so that the Edit menu isn't affected.
104 KAction* deleteWithTrashShortcut = m_actionCollection->addAction("delete_shortcut");
105 // The descriptive text is just for the shortcuts editor.
106 deleteWithTrashShortcut->setText(i18nc("@action:inmenu File", "Delete (using shortcut for Trash)"));
107 deleteWithTrashShortcut->setShortcut(QKeySequence::Delete);
108 deleteWithTrashShortcut->setEnabled(false);
109 connect(deleteWithTrashShortcut, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
110
111 KAction *propertiesAction = m_actionCollection->addAction( "properties" );
112 // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
113 propertiesAction->setText( i18nc("@action:inmenu File", "Properties") );
114 propertiesAction->setShortcut(Qt::ALT | Qt::Key_Return);
115 connect(propertiesAction, SIGNAL(triggered()), SLOT(slotProperties()));
116
117 // View menu
118
119 QActionGroup* viewModeActions = new QActionGroup(this);
120 viewModeActions->addAction(iconsModeAction());
121 viewModeActions->addAction(detailsModeAction());
122 viewModeActions->addAction(columnsModeAction());
123 connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
124
125 KStandardAction::zoomIn(this,
126 SLOT(zoomIn()),
127 m_actionCollection);
128
129 KStandardAction::zoomOut(this,
130 SLOT(zoomOut()),
131 m_actionCollection);
132
133 KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
134 showPreview->setText(i18nc("@action:intoolbar", "Preview"));
135 showPreview->setIcon(KIcon("view-preview"));
136 connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
137
138 KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
139 sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
140 connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
141
142 QActionGroup* sortByActionGroup = createSortByActionGroup();
143 connect(sortByActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(slotSortTriggered(QAction*)));
144
145 QActionGroup* showInformationActionGroup = createAdditionalInformationActionGroup();
146 connect(showInformationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(toggleAdditionalInfo(QAction*)));
147
148 KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
149 showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
150 connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleSortCategorization(bool)));
151
152 KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
153 showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
154 showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_Period);
155 connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
156
157 KAction* adjustViewProps = m_actionCollection->addAction("view_properties");
158 adjustViewProps->setText(i18nc("@action:inmenu View", "Adjust View Properties..."));
159 connect(adjustViewProps, SIGNAL(triggered()), this, SLOT(slotAdjustViewProperties()));
160
161 // Tools menu
162
163 KAction* findFile = m_actionCollection->addAction("find_file");
164 findFile->setText(i18nc("@action:inmenu Tools", "Find File..."));
165 findFile->setShortcut(Qt::CTRL | Qt::Key_F);
166 findFile->setIcon(KIcon("edit-find"));
167 connect(findFile, SIGNAL(triggered()), this, SLOT(slotFindFile()));
168 }
169
170 QActionGroup* DolphinViewActionHandler::createAdditionalInformationActionGroup()
171 {
172 QActionGroup* showInformationGroup = new QActionGroup(m_actionCollection);
173 showInformationGroup->setExclusive(false);
174
175 KToggleAction* showSizeInfo = m_actionCollection->add<KToggleAction>("show_size_info");
176 showSizeInfo->setText(i18nc("@action:inmenu Additional information", "Size"));
177 showSizeInfo->setData(KFileItemDelegate::Size);
178 showSizeInfo->setActionGroup(showInformationGroup);
179
180 KToggleAction* showDateInfo = m_actionCollection->add<KToggleAction>("show_date_info");
181 showDateInfo->setText(i18nc("@action:inmenu Additional information", "Date"));
182 showDateInfo->setData(KFileItemDelegate::ModificationTime);
183 showDateInfo->setActionGroup(showInformationGroup);
184
185 KToggleAction* showPermissionsInfo = m_actionCollection->add<KToggleAction>("show_permissions_info");
186 showPermissionsInfo->setText(i18nc("@action:inmenu Additional information", "Permissions"));
187 showPermissionsInfo->setData(KFileItemDelegate::Permissions);
188 showPermissionsInfo->setActionGroup(showInformationGroup);
189
190 KToggleAction* showOwnerInfo = m_actionCollection->add<KToggleAction>("show_owner_info");
191 showOwnerInfo->setText(i18nc("@action:inmenu Additional information", "Owner"));
192 showOwnerInfo->setData(KFileItemDelegate::Owner);
193 showOwnerInfo->setActionGroup(showInformationGroup);
194
195 KToggleAction* showGroupInfo = m_actionCollection->add<KToggleAction>("show_group_info");
196 showGroupInfo->setText(i18nc("@action:inmenu Additional information", "Group"));
197 showGroupInfo->setData(KFileItemDelegate::OwnerAndGroup);
198 showGroupInfo->setActionGroup(showInformationGroup);
199
200 KToggleAction* showMimeInfo = m_actionCollection->add<KToggleAction>("show_mime_info");
201 showMimeInfo->setText(i18nc("@action:inmenu Additional information", "Type"));
202 showMimeInfo->setData(KFileItemDelegate::FriendlyMimeType);
203 showMimeInfo->setActionGroup(showInformationGroup);
204
205 return showInformationGroup;
206 }
207
208 Q_DECLARE_METATYPE(DolphinView::Sorting)
209
210 QActionGroup* DolphinViewActionHandler::createSortByActionGroup()
211 {
212 QActionGroup* sortByActionGroup = new QActionGroup(m_actionCollection);
213 sortByActionGroup->setExclusive(true);
214
215 KToggleAction* sortByName = m_actionCollection->add<KToggleAction>("sort_by_name");
216 sortByName->setText(i18nc("@action:inmenu Sort By", "Name"));
217 sortByName->setData(QVariant::fromValue(DolphinView::SortByName));
218 sortByActionGroup->addAction(sortByName);
219
220 KToggleAction* sortBySize = m_actionCollection->add<KToggleAction>("sort_by_size");
221 sortBySize->setText(i18nc("@action:inmenu Sort By", "Size"));
222 sortBySize->setData(QVariant::fromValue(DolphinView::SortBySize));
223 sortByActionGroup->addAction(sortBySize);
224
225 KToggleAction* sortByDate = m_actionCollection->add<KToggleAction>("sort_by_date");
226 sortByDate->setText(i18nc("@action:inmenu Sort By", "Date"));
227 sortByDate->setData(QVariant::fromValue(DolphinView::SortByDate));
228 sortByActionGroup->addAction(sortByDate);
229
230 KToggleAction* sortByPermissions = m_actionCollection->add<KToggleAction>("sort_by_permissions");
231 sortByPermissions->setText(i18nc("@action:inmenu Sort By", "Permissions"));
232 sortByPermissions->setData(QVariant::fromValue(DolphinView::SortByPermissions));
233 sortByActionGroup->addAction(sortByPermissions);
234
235 KToggleAction* sortByOwner = m_actionCollection->add<KToggleAction>("sort_by_owner");
236 sortByOwner->setText(i18nc("@action:inmenu Sort By", "Owner"));
237 sortByOwner->setData(QVariant::fromValue(DolphinView::SortByOwner));
238 sortByActionGroup->addAction(sortByOwner);
239
240 KToggleAction* sortByGroup = m_actionCollection->add<KToggleAction>("sort_by_group");
241 sortByGroup->setText(i18nc("@action:inmenu Sort By", "Group"));
242 sortByGroup->setData(QVariant::fromValue(DolphinView::SortByGroup));
243 sortByActionGroup->addAction(sortByGroup);
244
245 KToggleAction* sortByType = m_actionCollection->add<KToggleAction>("sort_by_type");
246 sortByType->setText(i18nc("@action:inmenu Sort By", "Type"));
247 sortByType->setData(QVariant::fromValue(DolphinView::SortByType));
248 sortByActionGroup->addAction(sortByType);
249
250 // TODO: Hid "sort by rating" and "sort by tags" as without caching the performance
251 // is too slow currently (Nepomuk will support caching in future releases).
252 //
253 // KToggleAction* sortByRating = m_actionCollection->add<KToggleAction>("sort_by_rating");
254 // sortByRating->setData(QVariant::fromValue(DolphinView::SortByRating));
255 // sortByRating->setText(i18nc("@action:inmenu Sort By", "Rating"));
256 // sortByActionGroup->addAction(sortByRating);
257 //
258 // KToggleAction* sortByTags = m_actionCollection->add<KToggleAction>("sort_by_tags");
259 // sortByTags->setData(QVariant::fromValue(DolphinView::SortByTags));
260 // sortByTags->setText(i18nc("@action:inmenu Sort By", "Tags"));
261 // sortByActionGroup->addAction(sortByTags);
262 //
263 #ifdef HAVE_NEPOMUK
264 // if (!MetaDataWidget::metaDataAvailable()) {
265 // sortByRating->setEnabled(false);
266 // sortByTags->setEnabled(false);
267 // }
268 #else
269 // sortByRating->setEnabled(false);
270 // sortByTags->setEnabled(false);
271 #endif
272
273
274
275 return sortByActionGroup;
276 }
277
278 void DolphinViewActionHandler::slotCreateDir()
279 {
280 Q_ASSERT(m_currentView);
281 KonqOperations::newDir(m_currentView, m_currentView->url());
282 }
283
284 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
285 {
286 const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
287 m_currentView->setMode(mode);
288 }
289
290 void DolphinViewActionHandler::slotRename()
291 {
292 emit actionBeingHandled();
293 m_currentView->renameSelectedItems();
294 }
295
296 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
297 {
298 emit actionBeingHandled();
299 // Note: kde3's konq_mainwindow.cpp used to check
300 // reason == KAction::PopupMenuActivation && ...
301 // but this isn't supported anymore
302 if (modifiers & Qt::ShiftModifier)
303 m_currentView->deleteSelectedItems();
304 else
305 m_currentView->trashSelectedItems();
306 }
307
308 void DolphinViewActionHandler::slotDeleteItems()
309 {
310 emit actionBeingHandled();
311 m_currentView->deleteSelectedItems();
312 }
313
314 void DolphinViewActionHandler::togglePreview(bool show)
315 {
316 emit actionBeingHandled();
317 m_currentView->setShowPreview(show);
318 }
319
320 void DolphinViewActionHandler::slotShowPreviewChanged()
321 {
322 // It is not enough to update the 'Show Preview' action, also
323 // the 'Zoom In' and 'Zoom Out' actions must be adapted.
324 updateViewActions();
325 }
326
327 QString DolphinViewActionHandler::currentViewModeActionName() const
328 {
329 switch (m_currentView->mode()) {
330 case DolphinView::IconsView:
331 return "icons";
332 case DolphinView::DetailsView:
333 return "details";
334 case DolphinView::ColumnView:
335 return "columns";
336 }
337 return QString(); // can't happen
338 }
339
340 void DolphinViewActionHandler::updateViewActions()
341 {
342 QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
343 if (viewModeAction != 0) {
344 viewModeAction->setChecked(true);
345 }
346
347 QAction* showPreviewAction = m_actionCollection->action("show_preview");
348 showPreviewAction->setChecked(m_currentView->showPreview());
349
350 slotSortOrderChanged(m_currentView->sortOrder());
351 slotAdditionalInfoChanged();
352 slotCategorizedSortingChanged();
353 slotSortingChanged(m_currentView->sorting());
354 slotZoomLevelChanged(m_currentView->zoomLevel());
355
356 QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
357 showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
358
359 }
360
361 void DolphinViewActionHandler::zoomIn()
362 {
363 const int level = m_currentView->zoomLevel();
364 m_currentView->setZoomLevel(level + 1);
365 updateViewActions();
366 }
367
368 void DolphinViewActionHandler::zoomOut()
369 {
370 const int level = m_currentView->zoomLevel();
371 m_currentView->setZoomLevel(level - 1);
372 updateViewActions();
373 }
374
375 void DolphinViewActionHandler::toggleSortOrder()
376 {
377 m_currentView->toggleSortOrder();
378 }
379
380 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
381 {
382 QAction* descending = m_actionCollection->action("descending");
383 const bool sortDescending = (order == Qt::DescendingOrder);
384 descending->setChecked(sortDescending);
385 }
386
387 void DolphinViewActionHandler::toggleAdditionalInfo(QAction* action)
388 {
389 emit actionBeingHandled();
390 m_currentView->toggleAdditionalInfo(action);
391 }
392
393 void DolphinViewActionHandler::slotAdditionalInfoChanged()
394 {
395 m_currentView->updateAdditionalInfoActions(m_actionCollection);
396 }
397
398 void DolphinViewActionHandler::toggleSortCategorization(bool categorizedSorting)
399 {
400 m_currentView->setCategorizedSorting(categorizedSorting);
401 }
402
403 void DolphinViewActionHandler::slotCategorizedSortingChanged()
404 {
405 QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
406 showInGroupsAction->setChecked(m_currentView->categorizedSorting());
407 showInGroupsAction->setEnabled(m_currentView->supportsCategorizedSorting());
408 }
409
410 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
411 {
412 emit actionBeingHandled();
413 m_currentView->setShowHiddenFiles(show);
414 }
415
416 void DolphinViewActionHandler::slotShowHiddenFilesChanged()
417 {
418 QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
419 showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
420 }
421
422
423 KToggleAction* DolphinViewActionHandler::iconsModeAction()
424 {
425 KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("icons");
426 iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
427 iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
428 iconsView->setIcon(KIcon("view-list-icons"));
429 iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
430 return iconsView;
431 }
432
433 KToggleAction* DolphinViewActionHandler::detailsModeAction()
434 {
435 KToggleAction* detailsView = m_actionCollection->add<KToggleAction>("details");
436 detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
437 detailsView->setShortcut(Qt::CTRL | Qt::Key_2);
438 detailsView->setIcon(KIcon("view-list-details"));
439 detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
440 return detailsView;
441 }
442
443 KToggleAction* DolphinViewActionHandler::columnsModeAction()
444 {
445 KToggleAction* columnView = m_actionCollection->add<KToggleAction>("columns");
446 columnView->setText(i18nc("@action:inmenu View Mode", "Columns"));
447 columnView->setShortcut(Qt::CTRL | Qt::Key_3);
448 columnView->setIcon(KIcon("view-file-columns"));
449 columnView->setData(QVariant::fromValue(DolphinView::ColumnView));
450 return columnView;
451 }
452
453 void DolphinViewActionHandler::slotSortingChanged(DolphinView::Sorting sorting)
454 {
455 QAction* action = 0;
456 switch (sorting) {
457 case DolphinView::SortByName:
458 action = m_actionCollection->action("sort_by_name");
459 break;
460 case DolphinView::SortBySize:
461 action = m_actionCollection->action("sort_by_size");
462 break;
463 case DolphinView::SortByDate:
464 action = m_actionCollection->action("sort_by_date");
465 break;
466 case DolphinView::SortByPermissions:
467 action = m_actionCollection->action("sort_by_permissions");
468 break;
469 case DolphinView::SortByOwner:
470 action = m_actionCollection->action("sort_by_owner");
471 break;
472 case DolphinView::SortByGroup:
473 action = m_actionCollection->action("sort_by_group");
474 break;
475 case DolphinView::SortByType:
476 action = m_actionCollection->action("sort_by_type");
477 break;
478 #ifdef HAVE_NEPOMUK
479 case DolphinView::SortByRating:
480 action = m_actionCollection->action("sort_by_rating");
481 break;
482 case DolphinView::SortByTags:
483 action = m_actionCollection->action("sort_by_tags");
484 break;
485 #endif
486 default:
487 break;
488 }
489
490 if (action != 0) {
491 action->setChecked(true);
492 }
493 }
494
495 void DolphinViewActionHandler::slotZoomLevelChanged(int level)
496 {
497 QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
498 if (zoomInAction != 0) {
499 zoomInAction->setEnabled(level < ZoomLevelInfo::maximumLevel());
500 }
501
502 QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
503 if (zoomOutAction != 0) {
504 zoomOutAction->setEnabled(level > ZoomLevelInfo::minimumLevel());
505 }
506 }
507
508 void DolphinViewActionHandler::slotSortTriggered(QAction* action)
509 {
510 const DolphinView::Sorting sorting = action->data().value<DolphinView::Sorting>();
511 m_currentView->setSorting(sorting);
512 }
513
514 void DolphinViewActionHandler::slotAdjustViewProperties()
515 {
516 emit actionBeingHandled();
517 ViewPropertiesDialog dlg(m_currentView);
518 dlg.exec();
519 }
520
521 void DolphinViewActionHandler::slotFindFile()
522 {
523 KRun::run("kfind", m_currentView->url(), m_currentView->window());
524 }
525
526 void DolphinViewActionHandler::slotProperties()
527 {
528 KPropertiesDialog* dialog = 0;
529 const KFileItemList list = m_currentView->selectedItems();
530 if (list.isEmpty()) {
531 const KUrl url = m_currentView->url();
532 dialog = new KPropertiesDialog(url, m_currentView);
533 } else {
534 dialog = new KPropertiesDialog(list, m_currentView);
535 }
536
537 dialog->setAttribute(Qt::WA_DeleteOnClose);
538 dialog->show();
539 dialog->raise();
540 dialog->activateWindow();
541 }