src/dolphincontextmenu.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at) and              *
   3  *   Cvetoslav Ludmiloff                                                   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include "dolphincontextmenu.h"
  22
  23 #include "dolphinmainwindow.h"
  24 #include "dolphinnewfilemenu.h"
  25 #include "settings/dolphinsettings.h"
  26 #include "dolphinviewcontainer.h"
  27 #include "dolphin_generalsettings.h"
  28
  29 #include <KActionCollection>
  30 #include <KDesktopFile>
  31 #include <kfileitemactionplugin.h>
  32 #include <kabstractfileitemactionplugin.h>
  33 #include <KFileItemActions>
  34 #include <KFileItemListProperties>
  35 #include <KFilePlacesModel>
  36 #include <KGlobal>
  37 #include <KIconLoader>
  38 #include <KIO/NetAccess>
  39 #include <KMenu>
  40 #include <KMenuBar>
  41 #include <KMessageBox>
  42 #include <KMimeTypeTrader>
  43 #include <KModifierKeyInfo>
  44 #include <KNewFileMenu>
  45 #include <konqmimedata.h>
  46 #include <konq_operations.h>
  47 #include <KService>
  48 #include <KLocale>
  49 #include <KPropertiesDialog>
  50 #include <KStandardAction>
  51 #include <KStandardDirs>
  52 #include <KToolBar>
  53
  54 #include <QApplication>
  55 #include <QClipboard>
  56 #include <QDir>
  57
  58 #include "views/dolphinview.h"
  59 #include "views/viewmodecontroller.h"
  60
  61 K_GLOBAL_STATIC(KModifierKeyInfo, m_keyInfo)
  62
  63 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  64                                        const QPoint& pos,
  65                                        const KFileItem& fileInfo,
  66                                        const KUrl& baseUrl) :
  67     QObject(parent),
  68     m_pos(pos),
  69     m_mainWindow(parent),
  70     m_fileInfo(fileInfo),
  71     m_baseUrl(baseUrl),
  72     m_baseFileItem(0),
  73     m_selectedItems(),
  74     m_selectedItemsProperties(0),
  75     m_context(NoContext),
  76     m_copyToMenu(parent),
  77     m_customActions(),
  78     m_popup(0),
  79     m_command(None),
  80     m_shiftPressed(false),
  81     m_removeAction(0)
  82 {
  83     // The context menu either accesses the URLs of the selected items
  84     // or the items itself. To increase the performance both lists are cached.
  85     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
  86     m_selectedItems = view->selectedItems();
  87
  88     if (m_keyInfo) {
  89         if (m_keyInfo->isKeyPressed(Qt::Key_Shift) || m_keyInfo->isKeyLatched(Qt::Key_Shift)) {
  90             m_shiftPressed = true;
  91         }
  92         connect(m_keyInfo, SIGNAL(keyPressed(Qt::Key,bool)),
  93                 this, SLOT(slotKeyModifierPressed(Qt::Key,bool)));
  94     }
  95
  96     m_removeAction = new QAction(this);
  97     connect(m_removeAction, SIGNAL(triggered()), this, SLOT(slotRemoveActionTriggered()));
  98
  99     m_popup = new KMenu(m_mainWindow);
 100 }
 101
 102 DolphinContextMenu::~DolphinContextMenu()
 103 {
 104     delete m_selectedItemsProperties;
 105     m_selectedItemsProperties = 0;
 106
 107     delete m_popup;
 108     m_popup = 0;
 109 }
 110
 111 void DolphinContextMenu::setCustomActions(const QList<QAction*>& actions)
 112 {
 113     m_customActions = actions;
 114 }
 115
 116 DolphinContextMenu::Command DolphinContextMenu::open()
 117 {
 118     // get the context information
 119     if (m_baseUrl.protocol() == QLatin1String("trash")) {
 120         m_context |= TrashContext;
 121     }
 122
 123     if (!m_fileInfo.isNull() && !m_selectedItems.isEmpty()) {
 124         m_context |= ItemContext;
 125         // TODO: handle other use cases like devices + desktop files
 126     }
 127
 128     // open the corresponding popup for the context
 129     if (m_context & TrashContext) {
 130         if (m_context & ItemContext) {
 131             openTrashItemContextMenu();
 132         } else {
 133             openTrashContextMenu();
 134         }
 135     } else if (m_context & ItemContext) {
 136         openItemContextMenu();
 137     } else {
 138         Q_ASSERT(m_context == NoContext);
 139         openViewportContextMenu();
 140     }
 141
 142     return m_command;
 143 }
 144
 145 void DolphinContextMenu::initializeModifierKeyInfo()
 146 {
 147     // Access m_keyInfo, so that it gets instantiated by
 148     // K_GLOBAL_STATIC
 149     KModifierKeyInfo* keyInfo = m_keyInfo;
 150     Q_UNUSED(keyInfo);
 151 }
 152
 153 void DolphinContextMenu::slotKeyModifierPressed(Qt::Key key, bool pressed)
 154 {
 155     m_shiftPressed = (key == Qt::Key_Shift) && pressed;
 156     updateRemoveAction();
 157 }
 158
 159 void DolphinContextMenu::slotRemoveActionTriggered()
 160 {
 161     const KActionCollection* collection = m_mainWindow->actionCollection();
 162     if (m_shiftPressed) {
 163         collection->action("delete")->trigger();
 164     } else {
 165         collection->action("move_to_trash")->trigger();
 166     }
 167 }
 168
 169 void DolphinContextMenu::openTrashContextMenu()
 170 {
 171     Q_ASSERT(m_context & TrashContext);
 172
 173     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), m_popup);
 174     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 175     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 176     m_popup->addAction(emptyTrashAction);
 177
 178     QAction* addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 179                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 180
 181     // Don't show if url is already in places
 182     if (placeExists(m_mainWindow->activeViewContainer()->url())) {
 183         addToPlacesAction->setVisible(false);
 184     }
 185
 186     addCustomActions();
 187
 188     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 189     m_popup->addAction(propertiesAction);
 190
 191     addShowMenuBarAction();
 192
 193     QAction *action = m_popup->exec(m_pos);
 194     if (action == emptyTrashAction) {
 195         KonqOperations::emptyTrash(m_mainWindow);
 196     } else if (action == addToPlacesAction) {
 197         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 198         if (url.isValid()) {
 199             DolphinSettings::instance().placesModel()->addPlace(i18nc("@label", "Trash"), url);
 200         }
 201     }
 202 }
 203
 204 void DolphinContextMenu::openTrashItemContextMenu()
 205 {
 206     Q_ASSERT(m_context & TrashContext);
 207     Q_ASSERT(m_context & ItemContext);
 208
 209     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 210     m_popup->addAction(restoreAction);
 211
 212     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 213     m_popup->addAction(deleteAction);
 214
 215     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 216     m_popup->addAction(propertiesAction);
 217
 218     if (m_popup->exec(m_pos) == restoreAction) {
 219         KUrl::List selectedUrls;
 220         foreach (const KFileItem &item, m_selectedItems) {
 221             selectedUrls.append(item.url());
 222         }
 223
 224         KonqOperations::restoreTrashedItems(selectedUrls, m_mainWindow);
 225     }
 226 }
 227
 228 void DolphinContextMenu::openItemContextMenu()
 229 {
 230     Q_ASSERT(!m_fileInfo.isNull());
 231
 232     QAction* openParentInNewWindowAction = 0;
 233     QAction* openParentInNewTabAction = 0;
 234     QAction* addToPlacesAction = 0;
 235     if (m_selectedItems.count() == 1) {
 236         if (m_fileInfo.isDir()) {
 237             // setup 'Create New' menu
 238             DolphinNewFileMenu* newFileMenu = new DolphinNewFileMenu(m_mainWindow);
 239             const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 240             newFileMenu->setViewShowsHiddenFiles(view->hiddenFilesShown());
 241             newFileMenu->checkUpToDate();
 242             newFileMenu->setPopupFiles(m_fileInfo.url());
 243             newFileMenu->setEnabled(selectedItemsProperties().supportsWriting());
 244             connect(newFileMenu, SIGNAL(fileCreated(KUrl)), newFileMenu, SLOT(deleteLater()));
 245             connect(newFileMenu, SIGNAL(directoryCreated(KUrl)), newFileMenu, SLOT(deleteLater()));
 246
 247             KMenu* menu = newFileMenu->menu();
 248             menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
 249             menu->setIcon(KIcon("document-new"));
 250             m_popup->addMenu(menu);
 251             m_popup->addSeparator();
 252
 253             // insert 'Open in new window' and 'Open in new tab' entries
 254             m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_window"));
 255             m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_tab"));
 256
 257             // insert 'Add to Places' entry
 258             if (!placeExists(m_fileInfo.url())) {
 259                 addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 260                                                        i18nc("@action:inmenu Add selected folder to places",
 261                                                              "Add to Places"));
 262             }
 263
 264             m_popup->addSeparator();
 265         } else if (m_baseUrl.protocol().contains("search")) {
 266             openParentInNewWindowAction = new QAction(KIcon("window-new"),
 267                                                     i18nc("@action:inmenu",
 268                                                           "Open Path in New Window"),
 269                                                     this);
 270             m_popup->addAction(openParentInNewWindowAction);
 271
 272             openParentInNewTabAction = new QAction(KIcon("tab-new"),
 273                                                    i18nc("@action:inmenu",
 274                                                          "Open Path in New Tab"),
 275                                                    this);
 276             m_popup->addAction(openParentInNewTabAction);
 277
 278             m_popup->addSeparator();
 279         }
 280     }
 281
 282     insertDefaultItemActions();
 283
 284     m_popup->addSeparator();
 285
 286     KFileItemActions fileItemActions;
 287     fileItemActions.setItemListProperties(selectedItemsProperties());
 288     addServiceActions(fileItemActions);
 289
 290     addFileItemPluginActions();
 291
 292     addVersionControlPluginActions();
 293
 294     // insert 'Copy To' and 'Move To' sub menus
 295     if (DolphinSettings::instance().generalSettings()->showCopyMoveMenu()) {
 296         m_copyToMenu.setItems(m_selectedItems);
 297         m_copyToMenu.setReadOnly(!selectedItemsProperties().supportsWriting());
 298         m_copyToMenu.addActionsTo(m_popup);
 299     }
 300
 301     // insert 'Properties...' entry
 302     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 303     m_popup->addAction(propertiesAction);
 304
 305     QAction* activatedAction = m_popup->exec(m_pos);
 306     if (activatedAction) {
 307         if (activatedAction == addToPlacesAction) {
 308             const KUrl selectedUrl(m_fileInfo.url());
 309             if (selectedUrl.isValid()) {
 310                 DolphinSettings::instance().placesModel()->addPlace(placesName(selectedUrl),
 311                                                                     selectedUrl);
 312             }
 313         } else if (activatedAction == openParentInNewWindowAction) {
 314             m_command = OpenParentFolderInNewWindow;
 315         } else if (activatedAction == openParentInNewTabAction) {
 316             m_command = OpenParentFolderInNewTab;
 317         }
 318     }
 319 }
 320
 321 void DolphinContextMenu::openViewportContextMenu()
 322 {
 323     // setup 'Create New' menu
 324     KNewFileMenu* newFileMenu = m_mainWindow->newFileMenu();
 325     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 326     newFileMenu->setViewShowsHiddenFiles(view->hiddenFilesShown());
 327     newFileMenu->checkUpToDate();
 328     newFileMenu->setPopupFiles(m_baseUrl);
 329     m_popup->addMenu(newFileMenu->menu());
 330     m_popup->addSeparator();
 331
 332     // Insert 'New Window' and 'New Tab' entries. Don't use "open_in_new_window" and
 333     // "open_in_new_tab" here, as the current selection should get ignored.
 334     m_popup->addAction(m_mainWindow->actionCollection()->action("new_window"));
 335     m_popup->addAction(m_mainWindow->actionCollection()->action("new_tab"));
 336
 337     // Insert 'Add to Places' entry if exactly one item is selected
 338     QAction* addToPlacesAction = 0;
 339     if (!placeExists(m_mainWindow->activeViewContainer()->url())) {
 340         addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 341                                              i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 342     }
 343
 344     m_popup->addSeparator();
 345
 346     QAction* pasteAction = createPasteAction();
 347     m_popup->addAction(pasteAction);
 348     m_popup->addSeparator();
 349
 350     // Insert service actions
 351     const KFileItemListProperties baseUrlProperties(KFileItemList() << baseFileItem());
 352     KFileItemActions fileItemActions;
 353     fileItemActions.setItemListProperties(baseUrlProperties);
 354     addServiceActions(fileItemActions);
 355
 356     addFileItemPluginActions();
 357
 358     addVersionControlPluginActions();
 359
 360     addCustomActions();
 361
 362     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 363     m_popup->addAction(propertiesAction);
 364
 365     addShowMenuBarAction();
 366
 367     QAction* action = m_popup->exec(m_pos);
 368     if (addToPlacesAction && (action == addToPlacesAction)) {
 369         const KUrl url = m_mainWindow->activeViewContainer()->url();
 370         if (url.isValid()) {
 371             DolphinSettings::instance().placesModel()->addPlace(placesName(url), url);
 372         }
 373     }
 374 }
 375
 376 void DolphinContextMenu::insertDefaultItemActions()
 377 {
 378     const KActionCollection* collection = m_mainWindow->actionCollection();
 379
 380     // Insert 'Cut', 'Copy' and 'Paste'
 381     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Cut)));
 382     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Copy)));
 383     m_popup->addAction(createPasteAction());
 384
 385     m_popup->addSeparator();
 386
 387     // Insert 'Rename'
 388     QAction* renameAction = collection->action("rename");
 389     m_popup->addAction(renameAction);
 390
 391     // Insert 'Move to Trash' and/or 'Delete'
 392     if (KGlobal::config()->group("KDE").readEntry("ShowDeleteCommand", false)) {
 393         m_popup->addAction(collection->action("move_to_trash"));
 394         m_popup->addAction(collection->action("delete"));
 395     } else {
 396         m_popup->addAction(m_removeAction);
 397         updateRemoveAction();
 398     }
 399 }
 400
 401 void DolphinContextMenu::addShowMenuBarAction()
 402 {
 403     const KActionCollection* ac = m_mainWindow->actionCollection();
 404     QAction* showMenuBar = ac->action(KStandardAction::name(KStandardAction::ShowMenubar));
 405     if (!m_mainWindow->menuBar()->isVisible() && !m_mainWindow->toolBar()->isVisible()) {
 406         m_popup->addSeparator();
 407         m_popup->addAction(showMenuBar);
 408     }
 409 }
 410
 411 QString DolphinContextMenu::placesName(const KUrl& url) const
 412 {
 413     QString name = url.fileName();
 414     if (name.isEmpty()) {
 415         name = url.host();
 416     }
 417     return name;
 418 }
 419
 420 bool DolphinContextMenu::placeExists(const KUrl& url) const
 421 {
 422     const KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel();
 423     const int count = placesModel->rowCount();
 424
 425     for (int i = 0; i < count; ++i) {
 426         const QModelIndex index = placesModel->index(i, 0);
 427
 428         if (url.equals(placesModel->url(index), KUrl::CompareWithoutTrailingSlash)) {
 429             return true;
 430         }
 431     }
 432     return false;
 433 }
 434
 435 QAction* DolphinContextMenu::createPasteAction()
 436 {
 437     QAction* action = 0;
 438     const bool isDir = !m_fileInfo.isNull() && m_fileInfo.isDir();
 439     if (isDir && (m_selectedItems.count() == 1)) {
 440         action = new QAction(KIcon("edit-paste"), i18nc("@action:inmenu", "Paste Into Folder"), this);
 441         const QMimeData* mimeData = QApplication::clipboard()->mimeData();
 442         const KUrl::List pasteData = KUrl::List::fromMimeData(mimeData);
 443         action->setEnabled(!pasteData.isEmpty() && selectedItemsProperties().supportsWriting());
 444         connect(action, SIGNAL(triggered()), m_mainWindow, SLOT(pasteIntoFolder()));
 445     } else {
 446         action = m_mainWindow->actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 447     }
 448
 449     return action;
 450 }
 451
 452 KFileItemListProperties& DolphinContextMenu::selectedItemsProperties()
 453 {
 454     if (!m_selectedItemsProperties) {
 455         m_selectedItemsProperties = new KFileItemListProperties(m_selectedItems);
 456     }
 457     return *m_selectedItemsProperties;
 458 }
 459
 460 KFileItem DolphinContextMenu::baseFileItem()
 461 {
 462     if (!m_baseFileItem) {
 463         m_baseFileItem = new KFileItem(KFileItem::Unknown, KFileItem::Unknown, m_baseUrl);
 464     }
 465     return *m_baseFileItem;
 466 }
 467
 468 void DolphinContextMenu::addServiceActions(KFileItemActions& fileItemActions)
 469 {
 470     fileItemActions.setParentWidget(m_mainWindow);
 471
 472     // insert 'Open With...' action or sub menu
 473     fileItemActions.addOpenWithActionsTo(m_popup, "DesktopEntryName != 'dolphin'");
 474
 475     // insert 'Actions' sub menu
 476     fileItemActions.addServiceActionsTo(m_popup);
 477 }
 478
 479 void DolphinContextMenu::addFileItemPluginActions()
 480 {
 481     KFileItemListProperties props;
 482     if (m_selectedItems.isEmpty()) {
 483         props.setItems(KFileItemList() << baseFileItem());
 484     } else {
 485         props = selectedItemsProperties();
 486     }
 487
 488     QString commonMimeType = props.mimeType();
 489     if (commonMimeType.isEmpty()) {
 490         commonMimeType = QLatin1String("application/octet-stream");
 491     }
 492
 493     const KService::List pluginServices = KMimeTypeTrader::self()->query(commonMimeType, "KFileItemAction/Plugin", "exist Library");
 494     if (pluginServices.isEmpty()) {
 495         return;
 496     }
 497
 498     const KConfig config("kservicemenurc", KConfig::NoGlobals);
 499     const KConfigGroup showGroup = config.group("Show");
 500
 501     foreach (const KSharedPtr<KService>& service, pluginServices) {
 502         if (!showGroup.readEntry(service->desktopEntryName(), true)) {
 503             // The plugin has been disabled
 504             continue;
 505         }
 506
 507         // Old API (kdelibs-4.6.0 only)
 508         KFileItemActionPlugin* plugin = service->createInstance<KFileItemActionPlugin>();
 509         if (plugin) {
 510             plugin->setParent(m_popup);
 511             m_popup->addActions(plugin->actions(props, m_mainWindow));
 512         }
 513         // New API (kdelibs >= 4.6.1)
 514         KAbstractFileItemActionPlugin* abstractPlugin = service->createInstance<KAbstractFileItemActionPlugin>();
 515         if (abstractPlugin) {
 516             abstractPlugin->setParent(m_popup);
 517             m_popup->addActions(abstractPlugin->actions(props, m_mainWindow));
 518         }
 519     }
 520 }
 521
 522 void DolphinContextMenu::addVersionControlPluginActions()
 523 {
 524     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 525     const QList<QAction*> versionControlActions = view->versionControlActions(m_selectedItems);
 526     if (!versionControlActions.isEmpty()) {
 527         foreach (QAction* action, versionControlActions) {
 528             m_popup->addAction(action);
 529         }
 530         m_popup->addSeparator();
 531     }
 532 }
 533
 534 void DolphinContextMenu::addCustomActions()
 535 {
 536     foreach (QAction* action, m_customActions) {
 537         m_popup->addAction(action);
 538     }
 539 }
 540
 541 void DolphinContextMenu::updateRemoveAction()
 542 {
 543     const KActionCollection* collection = m_mainWindow->actionCollection();
 544     const bool moveToTrash = selectedItemsProperties().isLocal() && !m_shiftPressed;
 545
 546     // Using m_removeAction->setText(action->text()) does not apply the &-shortcut.
 547     // This is only done until the original action has been shown at least once. To
 548     // bypass this issue, the text and &-shortcut is applied manually.
 549     const QAction* action = 0;
 550     if (moveToTrash) {
 551         action = collection->action("move_to_trash");
 552         m_removeAction->setText(i18nc("@action:inmenu", "&Move to Trash"));
 553     } else {
 554         action = collection->action("delete");
 555         m_removeAction->setText(i18nc("@action:inmenu", "&Delete"));
 556     }
 557     m_removeAction->setIcon(action->icon());
 558     m_removeAction->setShortcuts(action->shortcuts());
 559 }
 560
 561 #include "dolphincontextmenu.moc"