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.h>
  30 #include <kdesktopfile.h>
  31 #include <kfileitemactionplugin.h>
  32 #include <kfileitemactions.h>
  33 #include <kfileitemlistproperties.h>
  34 #include <kfileplacesmodel.h>
  35 #include <kglobal.h>
  36 #include <kiconloader.h>
  37 #include <kio/netaccess.h>
  38 #include <kmenu.h>
  39 #include <kmenubar.h>
  40 #include <kmessagebox.h>
  41 #include <kmimetypetrader.h>
  42 #include <kmodifierkeyinfo.h>
  43 #include <knewfilemenu.h>
  44 #include <konqmimedata.h>
  45 #include <konq_operations.h>
  46 #include <kservice.h>
  47 #include <klocale.h>
  48 #include <kpropertiesdialog.h>
  49 #include <kstandardaction.h>
  50 #include <kstandarddirs.h>
  51
  52 #include <QtGui/QApplication>
  53 #include <QtGui/QClipboard>
  54 #include <QtCore/QDir>
  55
  56 #include "views/dolphinview.h"
  57 #include "views/viewmodecontroller.h"
  58
  59 K_GLOBAL_STATIC(KModifierKeyInfo, m_keyInfo)
  60
  61 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  62                                        const KFileItem& fileInfo,
  63                                        const KUrl& baseUrl) :
  64     m_mainWindow(parent),
  65     m_fileInfo(fileInfo),
  66     m_baseUrl(baseUrl),
  67     m_baseFileItem(0),
  68     m_selectedItems(),
  69     m_selectedItemsProperties(0),
  70     m_context(NoContext),
  71     m_copyToMenu(parent),
  72     m_customActions(),
  73     m_popup(0),
  74     m_command(None),
  75     m_shiftPressed(false),
  76     m_removeAction(0)
  77 {
  78     // The context menu either accesses the URLs of the selected items
  79     // or the items itself. To increase the performance both lists are cached.
  80     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
  81     m_selectedItems = view->selectedItems();
  82
  83     if (m_keyInfo != 0) {
  84         if (m_keyInfo->isKeyPressed(Qt::Key_Shift) || m_keyInfo->isKeyLatched(Qt::Key_Shift)) {
  85             m_shiftPressed = true;
  86         }
  87         connect(m_keyInfo, SIGNAL(keyPressed(Qt::Key, bool)),
  88                 this, SLOT(slotKeyModifierPressed(Qt::Key, bool)));
  89     }
  90
  91     m_removeAction = new QAction(this);
  92     connect(m_removeAction, SIGNAL(triggered()), this, SLOT(slotRemoveActionTriggered()));
  93
  94     m_popup = new KMenu(m_mainWindow);
  95 }
  96
  97 DolphinContextMenu::~DolphinContextMenu()
  98 {
  99     delete m_selectedItemsProperties;
 100     m_selectedItemsProperties = 0;
 101
 102     delete m_popup;
 103     m_popup = 0;
 104 }
 105
 106 void DolphinContextMenu::setCustomActions(const QList<QAction*>& actions)
 107 {
 108     m_customActions = actions;
 109 }
 110
 111 DolphinContextMenu::Command DolphinContextMenu::open()
 112 {
 113     // get the context information
 114     if (m_baseUrl.protocol() == QLatin1String("trash")) {
 115         m_context |= TrashContext;
 116     }
 117
 118     if (!m_fileInfo.isNull() && !m_selectedItems.isEmpty()) {
 119         m_context |= ItemContext;
 120         // TODO: handle other use cases like devices + desktop files
 121     }
 122
 123     // open the corresponding popup for the context
 124     if (m_context & TrashContext) {
 125         if (m_context & ItemContext) {
 126             openTrashItemContextMenu();
 127         } else {
 128             openTrashContextMenu();
 129         }
 130     } else if (m_context & ItemContext) {
 131         openItemContextMenu();
 132     } else {
 133         Q_ASSERT(m_context == NoContext);
 134         openViewportContextMenu();
 135     }
 136
 137     return m_command;
 138 }
 139
 140 void DolphinContextMenu::initializeModifierKeyInfo()
 141 {
 142     // Access m_keyInfo, so that it gets instantiated by
 143     // K_GLOBAL_STATIC
 144     KModifierKeyInfo* keyInfo = m_keyInfo;
 145     Q_UNUSED(keyInfo);
 146 }
 147
 148 void DolphinContextMenu::slotKeyModifierPressed(Qt::Key key, bool pressed)
 149 {
 150     m_shiftPressed = (key == Qt::Key_Shift) && pressed;
 151     updateRemoveAction();
 152 }
 153
 154 void DolphinContextMenu::slotRemoveActionTriggered()
 155 {
 156     const KActionCollection* collection = m_mainWindow->actionCollection();
 157     if (m_shiftPressed) {
 158         collection->action("delete")->trigger();
 159     } else {
 160         collection->action("move_to_trash")->trigger();
 161     }
 162 }
 163
 164 void DolphinContextMenu::openTrashContextMenu()
 165 {
 166     Q_ASSERT(m_context & TrashContext);
 167
 168     addShowMenubarAction();
 169
 170     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), m_popup);
 171     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 172     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 173     m_popup->addAction(emptyTrashAction);
 174
 175     QAction* addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 176                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 177
 178     // Don't show if url is already in places
 179     if (placeExists(m_mainWindow->activeViewContainer()->url())) {
 180         addToPlacesAction->setVisible(false);
 181     }
 182
 183     addCustomActions();
 184
 185     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 186     m_popup->addAction(propertiesAction);
 187
 188     QAction *action = m_popup->exec(QCursor::pos());
 189     if (action == emptyTrashAction) {
 190         const QString text(i18nc("@info", "Do you really want to empty the Trash? All items will be deleted."));
 191         const bool del = KMessageBox::warningContinueCancel(m_mainWindow,
 192                                                             text,
 193                                                             QString(),
 194                                                             KGuiItem(i18nc("@action:button", "Empty Trash"),
 195                                                                      KIcon("user-trash"))
 196                                                            ) == KMessageBox::Continue;
 197         if (del) {
 198             KonqOperations::emptyTrash(m_mainWindow);
 199         }
 200     } else if (action == addToPlacesAction) {
 201         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 202         if (url.isValid()) {
 203             DolphinSettings::instance().placesModel()->addPlace(i18nc("@label", "Trash"), url);
 204         }
 205     }
 206 }
 207
 208 void DolphinContextMenu::openTrashItemContextMenu()
 209 {
 210     Q_ASSERT(m_context & TrashContext);
 211     Q_ASSERT(m_context & ItemContext);
 212
 213     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 214     m_popup->addAction(restoreAction);
 215
 216     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 217     m_popup->addAction(deleteAction);
 218
 219     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 220     m_popup->addAction(propertiesAction);
 221
 222     if (m_popup->exec(QCursor::pos()) == restoreAction) {
 223         KUrl::List selectedUrls;
 224         foreach (const KFileItem &item, m_selectedItems) {
 225             selectedUrls.append(item.url());
 226         }
 227
 228         KonqOperations::restoreTrashedItems(selectedUrls, m_mainWindow);
 229     }
 230 }
 231
 232 void DolphinContextMenu::openItemContextMenu()
 233 {
 234     Q_ASSERT(!m_fileInfo.isNull());
 235
 236     QAction* openParentInNewWindowAction = 0;
 237     QAction* openParentInNewTabAction = 0;
 238     QAction* addToPlacesAction = 0;
 239     if (m_selectedItems.count() == 1) {
 240         if (m_fileInfo.isDir()) {
 241             // setup 'Create New' menu
 242             DolphinNewFileMenu* newFileMenu = new DolphinNewFileMenu(m_popup, m_mainWindow);
 243             const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 244             newFileMenu->setViewShowsHiddenFiles(view->showHiddenFiles());
 245             newFileMenu->checkUpToDate();
 246             newFileMenu->setPopupFiles(m_fileInfo.url());
 247             newFileMenu->setEnabled(selectedItemsProperties().supportsWriting());
 248
 249             KMenu* menu = newFileMenu->menu();
 250             menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
 251             menu->setIcon(KIcon("document-new"));
 252             m_popup->addMenu(menu);
 253             m_popup->addSeparator();
 254
 255             // insert 'Open in new window' and 'Open in new tab' entries
 256             m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_window"));
 257             m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_tab"));
 258
 259             // insert 'Add to Places' entry
 260             if (!placeExists(m_fileInfo.url())) {
 261                 addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 262                                                        i18nc("@action:inmenu Add selected folder to places",
 263                                                              "Add to Places"));
 264             }
 265
 266             m_popup->addSeparator();
 267         } else if (m_baseUrl.protocol().contains("search")) {
 268             openParentInNewWindowAction = new QAction(KIcon("window-new"),
 269                                                     i18nc("@action:inmenu",
 270                                                           "Open Path in New Window"),
 271                                                     this);
 272             m_popup->addAction(openParentInNewWindowAction);
 273
 274             openParentInNewTabAction = new QAction(KIcon("tab-new"),
 275                                                    i18nc("@action:inmenu",
 276                                                          "Open Path in New Tab"),
 277                                                    this);
 278             m_popup->addAction(openParentInNewTabAction);
 279
 280             m_popup->addSeparator();
 281         }
 282     }
 283
 284     insertDefaultItemActions();
 285
 286     m_popup->addSeparator();
 287
 288     KFileItemActions fileItemActions;
 289     fileItemActions.setItemListProperties(selectedItemsProperties());
 290     addServiceActions(fileItemActions);
 291
 292     addFileItemPluginActions();
 293
 294     addVersionControlPluginActions();
 295
 296     // insert 'Copy To' and 'Move To' sub menus
 297     if (DolphinSettings::instance().generalSettings()->showCopyMoveMenu()) {
 298         m_copyToMenu.setItems(m_selectedItems);
 299         m_copyToMenu.setReadOnly(!selectedItemsProperties().supportsWriting());
 300         m_copyToMenu.addActionsTo(m_popup);
 301     }
 302
 303     // insert 'Properties...' entry
 304     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 305     m_popup->addAction(propertiesAction);
 306
 307     QAction* activatedAction = m_popup->exec(QCursor::pos());
 308     if (activatedAction != 0) {
 309         if (activatedAction == addToPlacesAction) {
 310             const KUrl selectedUrl(m_fileInfo.url());
 311             if (selectedUrl.isValid()) {
 312                 DolphinSettings::instance().placesModel()->addPlace(placesName(selectedUrl),
 313                                                                     selectedUrl);
 314             }
 315         } else if (activatedAction == openParentInNewWindowAction) {
 316             m_command = OpenParentFolderInNewWindow;
 317         } else if (activatedAction == openParentInNewTabAction) {
 318             m_command = OpenParentFolderInNewTab;
 319         }
 320     }
 321 }
 322
 323 void DolphinContextMenu::openViewportContextMenu()
 324 {
 325     addShowMenubarAction();
 326
 327     // setup 'Create New' menu
 328     KNewFileMenu* newFileMenu = m_mainWindow->newFileMenu();
 329     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 330     newFileMenu->setViewShowsHiddenFiles(view->showHiddenFiles());
 331     newFileMenu->checkUpToDate();
 332     newFileMenu->setPopupFiles(m_baseUrl);
 333     m_popup->addMenu(newFileMenu->menu());
 334     m_popup->addSeparator();
 335
 336     // Insert 'New Window' and 'New Tab' entries. Don't use "open_in_new_window" and
 337     // "open_in_new_tab" here, as the current selection should get ignored.
 338     m_popup->addAction(m_mainWindow->actionCollection()->action("new_window"));
 339     m_popup->addAction(m_mainWindow->actionCollection()->action("new_tab"));
 340
 341     // Insert 'Add to Places' entry if exactly one item is selected
 342     QAction* addToPlacesAction = 0;
 343     if (!placeExists(m_mainWindow->activeViewContainer()->url())) {
 344         addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 345                                              i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 346     }
 347
 348     m_popup->addSeparator();
 349
 350     QAction* pasteAction = createPasteAction();
 351     m_popup->addAction(pasteAction);
 352     m_popup->addSeparator();
 353
 354     // Insert service actions
 355     const KFileItemListProperties baseUrlProperties(KFileItemList() << baseFileItem());
 356     KFileItemActions fileItemActions;
 357     fileItemActions.setItemListProperties(baseUrlProperties);
 358     addServiceActions(fileItemActions);
 359
 360     addFileItemPluginActions();
 361
 362     addVersionControlPluginActions();
 363
 364     addCustomActions();
 365
 366     QAction* propertiesAction = m_popup->addAction(i18nc("@action:inmenu", "Properties"));
 367     propertiesAction->setIcon(KIcon("document-properties"));
 368     QAction* action = m_popup->exec(QCursor::pos());
 369     if (action == propertiesAction) {
 370         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 371
 372         KPropertiesDialog* dialog = new KPropertiesDialog(url, m_mainWindow);
 373         dialog->setAttribute(Qt::WA_DeleteOnClose);
 374         dialog->show();
 375     } else if ((addToPlacesAction != 0) && (action == addToPlacesAction)) {
 376         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 377         if (url.isValid()) {
 378             DolphinSettings::instance().placesModel()->addPlace(placesName(url), url);
 379         }
 380     }
 381 }
 382
 383 void DolphinContextMenu::insertDefaultItemActions()
 384 {
 385     const KActionCollection* collection = m_mainWindow->actionCollection();
 386
 387     // Insert 'Cut', 'Copy' and 'Paste'
 388     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Cut)));
 389     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Copy)));
 390     m_popup->addAction(createPasteAction());
 391
 392     m_popup->addSeparator();
 393
 394     // Insert 'Rename'
 395     QAction* renameAction = collection->action("rename");
 396     m_popup->addAction(renameAction);
 397
 398     // Insert 'Move to Trash' and/or 'Delete'
 399     if (KGlobal::config()->group("KDE").readEntry("ShowDeleteCommand", false)) {
 400         m_popup->addAction(collection->action("move_to_trash"));
 401         m_popup->addAction(collection->action("delete"));
 402     } else {
 403         m_popup->addAction(m_removeAction);
 404         updateRemoveAction();
 405     }
 406 }
 407
 408 void DolphinContextMenu::addShowMenubarAction()
 409 {
 410     KAction* showMenuBar = m_mainWindow->showMenuBarAction();
 411     if (!m_mainWindow->menuBar()->isVisible()) {
 412         m_popup->addAction(showMenuBar);
 413         m_popup->addSeparator();
 414     }
 415 }
 416
 417 QString DolphinContextMenu::placesName(const KUrl& url) const
 418 {
 419     QString name = url.fileName();
 420     if (name.isEmpty()) {
 421         name = url.host();
 422     }
 423     return name;
 424 }
 425
 426 bool DolphinContextMenu::placeExists(const KUrl& url) const
 427 {
 428     const KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel();
 429     const int count = placesModel->rowCount();
 430
 431     for (int i = 0; i < count; ++i) {
 432         const QModelIndex index = placesModel->index(i, 0);
 433
 434         if (url.equals(placesModel->url(index), KUrl::CompareWithoutTrailingSlash)) {
 435             return true;
 436         }
 437     }
 438     return false;
 439 }
 440
 441 QAction* DolphinContextMenu::createPasteAction()
 442 {
 443     QAction* action = 0;
 444     const bool isDir = !m_fileInfo.isNull() && m_fileInfo.isDir();
 445     if (isDir && (m_selectedItems.count() == 1)) {
 446         action = new QAction(KIcon("edit-paste"), i18nc("@action:inmenu", "Paste Into Folder"), this);
 447         const QMimeData* mimeData = QApplication::clipboard()->mimeData();
 448         const KUrl::List pasteData = KUrl::List::fromMimeData(mimeData);
 449         action->setEnabled(!pasteData.isEmpty() && selectedItemsProperties().supportsWriting());
 450         connect(action, SIGNAL(triggered()), m_mainWindow, SLOT(pasteIntoFolder()));
 451     } else {
 452         action = m_mainWindow->actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 453     }
 454
 455     return action;
 456 }
 457
 458 KFileItemListProperties& DolphinContextMenu::selectedItemsProperties()
 459 {
 460     if (m_selectedItemsProperties == 0) {
 461         m_selectedItemsProperties = new KFileItemListProperties(m_selectedItems);
 462     }
 463     return *m_selectedItemsProperties;
 464 }
 465
 466 KFileItem DolphinContextMenu::baseFileItem()
 467 {
 468     if (m_baseFileItem == 0) {
 469         m_baseFileItem = new KFileItem(KFileItem::Unknown, KFileItem::Unknown, m_baseUrl);
 470     }
 471     return *m_baseFileItem;
 472 }
 473
 474 void DolphinContextMenu::addServiceActions(KFileItemActions& fileItemActions)
 475 {
 476     fileItemActions.setParentWidget(m_mainWindow);
 477
 478     // insert 'Open With...' action or sub menu
 479     fileItemActions.addOpenWithActionsTo(m_popup, "DesktopEntryName != 'dolphin'");
 480
 481     // insert 'Actions' sub menu
 482     fileItemActions.addServiceActionsTo(m_popup);
 483 }
 484
 485 void DolphinContextMenu::addFileItemPluginActions()
 486 {
 487     KFileItemListProperties props;
 488     if (m_selectedItems.isEmpty()) {
 489         props.setItems(KFileItemList() << baseFileItem());
 490     } else {
 491         props = selectedItemsProperties();
 492     }
 493
 494     QString commonMimeType = props.mimeType();
 495     if (commonMimeType.isEmpty()) {
 496         commonMimeType = QLatin1String("application/octet-stream");
 497     }
 498
 499     const KService::List pluginServices = KMimeTypeTrader::self()->query(commonMimeType, "KFileItemAction/Plugin", "exist Library");
 500     if (pluginServices.isEmpty()) {
 501         return;
 502     }
 503
 504     const KConfig config("kservicemenurc", KConfig::NoGlobals);
 505     const KConfigGroup showGroup = config.group("Show");
 506
 507     foreach (const KSharedPtr<KService>& service, pluginServices) {
 508         if (!showGroup.readEntry(service->desktopEntryName(), true)) {
 509             // The plugin has been disabled
 510             continue;
 511         }
 512
 513         KFileItemActionPlugin* plugin = service->createInstance<KFileItemActionPlugin>();
 514         if (plugin == 0) {
 515             continue;
 516         }
 517
 518         plugin->setParent(m_popup);
 519         const QList<QAction*> actions = plugin->actions(props, m_mainWindow);
 520         foreach (QAction* action, actions) {
 521             m_popup->addAction(action);
 522         }
 523     }
 524 }
 525
 526 void DolphinContextMenu::addVersionControlPluginActions()
 527 {
 528     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 529     const QList<QAction*> versionControlActions = view->versionControlActions(m_selectedItems);
 530     if (!versionControlActions.isEmpty()) {
 531         foreach (QAction* action, versionControlActions) {
 532             m_popup->addAction(action);
 533         }
 534         m_popup->addSeparator();
 535     }
 536 }
 537
 538 void DolphinContextMenu::addCustomActions()
 539 {
 540     foreach (QAction* action, m_customActions) {
 541         m_popup->addAction(action);
 542     }
 543 }
 544
 545 void DolphinContextMenu::updateRemoveAction()
 546 {
 547     const KActionCollection* collection = m_mainWindow->actionCollection();
 548     const bool moveToTrash = selectedItemsProperties().isLocal() && !m_shiftPressed;
 549
 550     // Using m_removeAction->setText(action->text()) does not apply the &-shortcut.
 551     // This is only done until the original action has been shown at least once. To
 552     // bypass this issue, the text and &-shortcut is applied manually.
 553     const QAction* action = 0;
 554     if (moveToTrash) {
 555         action = collection->action("move_to_trash");
 556         m_removeAction->setText(i18nc("@action:inmenu", "&Move to Trash"));
 557     } else {
 558         action = collection->action("delete");
 559         m_removeAction->setText(i18nc("@action:inmenu", "&Delete"));
 560     }
 561     m_removeAction->setIcon(action->icon());
 562     m_removeAction->setShortcuts(action->shortcuts());
 563 }
 564
 565 #include "dolphincontextmenu.moc"