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 "dolphinsettings.h"
  25 #include "dolphinview.h"
  26 #include "dolphinviewcontainer.h"
  27 #include "dolphin_generalsettings.h"
  28
  29 #include <kactioncollection.h>
  30 #include <kfileplacesmodel.h>
  31 #include <kdesktopfile.h>
  32 #include <kglobal.h>
  33 #include <kiconloader.h>
  34 #include <kio/netaccess.h>
  35 #include <kmenu.h>
  36 #include <kmenubar.h>
  37 #include <kmessagebox.h>
  38 #include <kmimetypetrader.h>
  39 #include <knewmenu.h>
  40 #include <konqmimedata.h>
  41 #include <konq_operations.h>
  42 #include <konq_menuactions.h>
  43 #include <klocale.h>
  44 #include <kpropertiesdialog.h>
  45 #include <krun.h>
  46 #include <kstandardaction.h>
  47 #include <kstandarddirs.h>
  48
  49 #include <QtGui/QApplication>
  50 #include <QtGui/QClipboard>
  51 #include <QtCore/QDir>
  52
  53 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  54                                        const KFileItem& fileInfo,
  55                                        const KUrl& baseUrl) :
  56     m_mainWindow(parent),
  57     m_fileInfo(fileInfo),
  58     m_baseUrl(baseUrl),
  59     m_context(NoContext)
  60 {
  61     // The context menu either accesses the URLs of the selected items
  62     // or the items itself. To increase the performance both lists are cached.
  63     DolphinView* view = m_mainWindow->activeViewContainer()->view();
  64     m_selectedUrls = view->selectedUrls();
  65     m_selectedItems = view->selectedItems();
  66 }
  67
  68 DolphinContextMenu::~DolphinContextMenu()
  69 {
  70 }
  71
  72 void DolphinContextMenu::open()
  73 {
  74     // get the context information
  75     if (m_baseUrl.protocol() == "trash") {
  76         m_context |= TrashContext;
  77     }
  78
  79     if (!m_fileInfo.isNull() && (m_selectedItems.count() > 0)) {
  80         m_context |= ItemContext;
  81         // TODO: handle other use cases like devices + desktop files
  82     }
  83
  84     // open the corresponding popup for the context
  85     if (m_context & TrashContext) {
  86         if (m_context & ItemContext) {
  87             openTrashItemContextMenu();
  88         } else {
  89             openTrashContextMenu();
  90         }
  91     } else if (m_context & ItemContext) {
  92         openItemContextMenu();
  93     } else {
  94         Q_ASSERT(m_context == NoContext);
  95         openViewportContextMenu();
  96     }
  97 }
  98
  99 void DolphinContextMenu::openTrashContextMenu()
 100 {
 101     Q_ASSERT(m_context & TrashContext);
 102
 103     KMenu* popup = new KMenu(m_mainWindow);
 104
 105     addShowMenubarAction(popup);
 106
 107     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), popup);
 108     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 109     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 110     popup->addAction(emptyTrashAction);
 111
 112     QAction* addToPlacesAction = popup->addAction(KIcon("bookmark-new"),
 113                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 114
 115     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 116     popup->addAction(propertiesAction);
 117
 118     QAction *action = popup->exec(QCursor::pos());
 119     if (action == emptyTrashAction) {
 120         const QString text(i18nc("@info", "Do you really want to empty the Trash? All items will be deleted."));
 121         const bool del = KMessageBox::warningContinueCancel(m_mainWindow,
 122                                                             text,
 123                                                             QString(),
 124                                                             KGuiItem(i18nc("@action:button", "Empty Trash"),
 125                                                                      KIcon("user-trash"))
 126                                                            ) == KMessageBox::Continue;
 127         if (del) {
 128             KonqOperations::emptyTrash(m_mainWindow);
 129         }
 130     } else if (action == addToPlacesAction) {
 131         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 132         if (url.isValid()) {
 133             DolphinSettings::instance().placesModel()->addPlace(i18nc("@label", "Trash"), url);
 134         }
 135     }
 136
 137     popup->deleteLater();
 138 }
 139
 140 void DolphinContextMenu::openTrashItemContextMenu()
 141 {
 142     Q_ASSERT(m_context & TrashContext);
 143     Q_ASSERT(m_context & ItemContext);
 144
 145     KMenu* popup = new KMenu(m_mainWindow);
 146
 147     addShowMenubarAction(popup);
 148
 149     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 150     popup->addAction(restoreAction);
 151
 152     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 153     popup->addAction(deleteAction);
 154
 155     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 156     popup->addAction(propertiesAction);
 157
 158     if (popup->exec(QCursor::pos()) == restoreAction) {
 159         KonqOperations::restoreTrashedItems(m_selectedUrls, m_mainWindow);
 160     }
 161
 162     popup->deleteLater();
 163 }
 164
 165 void DolphinContextMenu::openItemContextMenu()
 166 {
 167     Q_ASSERT(!m_fileInfo.isNull());
 168
 169     KMenu* popup = new KMenu(m_mainWindow);
 170     addShowMenubarAction(popup);
 171     insertDefaultItemActions(popup);
 172
 173     popup->addSeparator();
 174
 175     // insert 'Bookmark This Folder' entry if exactly one item is selected
 176     QAction* addToPlacesAction = 0;
 177     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1)) {
 178         addToPlacesAction = popup->addAction(KIcon("bookmark-new"),
 179                                              i18nc("@action:inmenu Add selected folder to places", "Add to Places"));
 180     }
 181
 182     // Insert 'Open With...' sub menu
 183     QVector<KService::Ptr> openWithVector;
 184     const QList<QAction*> openWithActions = insertOpenWithItems(popup, openWithVector);
 185
 186     // Insert 'Actions' sub menu
 187     KonqMenuActions menuActions;
 188     menuActions.setItems(m_selectedItems);
 189     if (menuActions.addActionsTo(popup)) {
 190         popup->addSeparator();
 191     }
 192
 193     // Insert 'Copy To' and 'Move To' sub menus
 194     if (DolphinSettings::instance().generalSettings()->showCopyMoveMenu()) {
 195         m_copyToMenu.setItems(m_selectedItems);
 196         m_copyToMenu.addActionsTo(popup);
 197         popup->addSeparator();
 198     }
 199
 200     // insert 'Properties...' entry
 201     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 202     popup->addAction(propertiesAction);
 203
 204     QAction* activatedAction = popup->exec(QCursor::pos());
 205
 206     if ((addToPlacesAction != 0) && (activatedAction == addToPlacesAction)) {
 207         const KUrl selectedUrl(m_fileInfo.url());
 208         if (selectedUrl.isValid()) {
 209             DolphinSettings::instance().placesModel()->addPlace(placesName(selectedUrl),
 210                                                                 selectedUrl);
 211         }
 212     } else if (openWithActions.contains(activatedAction)) {
 213         // one of the 'Open With' items has been selected
 214         if (openWithActions.last() == activatedAction) {
 215             // the item 'Other...' has been selected
 216             KRun::displayOpenWithDialog(m_selectedUrls, m_mainWindow);
 217         } else {
 218             int id = openWithActions.indexOf(activatedAction);
 219             KService::Ptr servicePtr = openWithVector[id];
 220             KRun::run(*servicePtr, m_selectedUrls, m_mainWindow);
 221         }
 222     }
 223
 224     openWithVector.clear();
 225     popup->deleteLater();
 226 }
 227
 228 void DolphinContextMenu::openViewportContextMenu()
 229 {
 230     KMenu* popup = new KMenu(m_mainWindow);
 231
 232     addShowMenubarAction(popup);
 233
 234     // setup 'Create New' menu
 235     KNewMenu* newMenu = m_mainWindow->newMenu();
 236     newMenu->slotCheckUpToDate();
 237     newMenu->setPopupFiles(m_baseUrl);
 238     popup->addMenu(newMenu->menu());
 239     popup->addSeparator();
 240
 241     QAction* pasteAction = createPasteAction();
 242     popup->addAction(pasteAction);
 243
 244     // setup 'View Mode' menu
 245     KMenu* viewModeMenu = new KMenu(i18nc("@title:menu", "View Mode"));
 246
 247     QAction* iconsMode = m_mainWindow->actionCollection()->action("icons");
 248     viewModeMenu->addAction(iconsMode);
 249
 250     QAction* detailsMode = m_mainWindow->actionCollection()->action("details");
 251     viewModeMenu->addAction(detailsMode);
 252
 253     QAction* columnsMode = m_mainWindow->actionCollection()->action("columns");
 254     viewModeMenu->addAction(columnsMode);
 255
 256     QAction* previewsMode = m_mainWindow->actionCollection()->action("previews");
 257     viewModeMenu->addAction(previewsMode);
 258
 259     popup->addMenu(viewModeMenu);
 260
 261     popup->addSeparator();
 262
 263     QAction* addToPlacesAction = popup->addAction(KIcon("bookmark-new"),
 264                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 265     popup->addSeparator();
 266
 267     QAction* propertiesAction = popup->addAction(i18nc("@action:inmenu", "Properties"));
 268
 269     QAction* action = popup->exec(QCursor::pos());
 270     if (action == propertiesAction) {
 271         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 272         KPropertiesDialog dialog(url, m_mainWindow);
 273         dialog.exec();
 274     } else if (action == addToPlacesAction) {
 275         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 276         if (url.isValid()) {
 277             DolphinSettings::instance().placesModel()->addPlace(placesName(url), url);
 278         }
 279     }
 280
 281     popup->deleteLater();
 282 }
 283
 284 void DolphinContextMenu::insertDefaultItemActions(KMenu* popup)
 285 {
 286     Q_ASSERT(popup != 0);
 287     const KActionCollection* collection = m_mainWindow->actionCollection();
 288
 289     // insert 'Cut', 'Copy' and 'Paste'
 290     QAction* cutAction = collection->action(KStandardAction::name(KStandardAction::Cut));
 291     QAction* copyAction  = collection->action(KStandardAction::name(KStandardAction::Copy));
 292     QAction* pasteAction = createPasteAction();
 293
 294     popup->addAction(cutAction);
 295     popup->addAction(copyAction);
 296     popup->addAction(pasteAction);
 297     popup->addSeparator();
 298
 299     // insert 'Rename'
 300     QAction* renameAction = collection->action("rename");
 301     popup->addAction(renameAction);
 302
 303     // insert 'Move to Trash' and (optionally) 'Delete'
 304     KConfigGroup kdeConfig(KGlobal::config(), "KDE");
 305     bool showDeleteCommand = kdeConfig.readEntry("ShowDeleteCommand", false);
 306     const KUrl& url = m_mainWindow->activeViewContainer()->url();
 307     if (url.isLocalFile()) {
 308         QAction* moveToTrashAction = collection->action("move_to_trash");
 309         popup->addAction(moveToTrashAction);
 310     } else {
 311         showDeleteCommand = true;
 312     }
 313
 314     if (showDeleteCommand) {
 315         QAction* deleteAction = collection->action("delete");
 316         popup->addAction(deleteAction);
 317     }
 318 }
 319
 320 QList<QAction*> DolphinContextMenu::insertOpenWithItems(KMenu* popup,
 321         QVector<KService::Ptr>& openWithVector)
 322 {
 323     // Parts of the following code have been taken
 324     // from the class KonqOperations located in
 325     // libqonq/konq_operations.h of Konqueror.
 326     // (Copyright (C) 2000  David Faure <faure@kde.org>)
 327
 328     // Prepare 'Open With' sub menu. Usually a sub menu is created, where all applications
 329     // are listed which are registered to open the item. As last entry "Other..." will be
 330     // attached which allows to select a custom application. If no applications are registered
 331     // no sub menu is created at all, only "Open With..." will be offered.
 332     bool insertOpenWithItems = true;
 333     const QString contextMimeType(m_fileInfo.mimetype());
 334
 335     QListIterator<KFileItem> mimeIt(m_selectedItems);
 336     while (insertOpenWithItems && mimeIt.hasNext()) {
 337         KFileItem item = mimeIt.next();
 338         insertOpenWithItems = (contextMimeType == item.mimetype());
 339     }
 340
 341     QList<QAction*> openWithActions;
 342     if (insertOpenWithItems) {
 343         // fill the 'Open with' sub menu with application types
 344         const KMimeType::Ptr mimePtr = KMimeType::findByUrl(m_fileInfo.url());
 345         KService::List offers = KMimeTypeTrader::self()->query(mimePtr->name(),
 346                                 "Application",
 347                                 "Type == 'Application'");
 348         if (offers.count() > 0) {
 349             KService::List::Iterator it;
 350             KMenu* openWithMenu = new KMenu(i18nc("@title:menu", "Open With"));
 351             for (it = offers.begin(); it != offers.end(); ++it) {
 352                 // The offer list from the KTrader returns duplicate
 353                 // application entries. Although this seems to be a configuration
 354                 // problem outside the scope of Dolphin, duplicated entries just
 355                 // will be skipped here.
 356                 const QString appName((*it)->name());
 357                 if (!containsEntry(openWithMenu, appName)) {
 358                     const KIcon icon((*it)->icon());
 359                     QAction* action = openWithMenu->addAction(icon, appName);
 360                     openWithVector.append(*it);
 361                     openWithActions << action;
 362                 }
 363             }
 364
 365             openWithMenu->addSeparator();
 366             QAction* action = openWithMenu->addAction(i18nc("@action:inmenu Open With", "&Other..."));
 367
 368             openWithActions << action;
 369             popup->addMenu(openWithMenu);
 370         } else {
 371             // No applications are registered, hence just offer
 372             // a "Open With..." item instead of a sub menu containing
 373             // only one entry.
 374             QAction* action = popup->addAction(i18nc("@title:menu", "Open With..."));
 375             openWithActions << action;
 376         }
 377     } else {
 378         // At least one of the selected items has a different MIME type. In this case
 379         // just show a disabled "Open With..." entry.
 380         QAction* action = popup->addAction(i18nc("@title:menu", "Open With..."));
 381         action->setEnabled(false);
 382     }
 383
 384     return openWithActions;
 385 }
 386
 387 bool DolphinContextMenu::containsEntry(const KMenu* menu,
 388                                        const QString& entryName) const
 389 {
 390     Q_ASSERT(menu != 0);
 391
 392     const QList<QAction*> list = menu->actions();
 393     const uint count = list.count();
 394     for (uint i = 0; i < count; ++i) {
 395         const QAction* action = list.at(i);
 396         if (action->text() == entryName) {
 397             return true;
 398         }
 399     }
 400
 401     return false;
 402 }
 403
 404 void DolphinContextMenu::addShowMenubarAction(KMenu* menu)
 405 {
 406     KAction* showMenuBar = m_mainWindow->showMenuBarAction();
 407     if (!m_mainWindow->menuBar()->isVisible()) {
 408         // TODO: it should not be necessary to uncheck the menu
 409         // bar action, but currently the action states don't get
 410         // updated if the menu is disabled
 411         showMenuBar->setChecked(false);
 412         menu->addAction(showMenuBar);
 413         menu->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 QAction* DolphinContextMenu::createPasteAction()
 427 {
 428     QAction* action = 0;
 429     if ((m_selectedItems.count() == 1) && m_fileInfo.isDir()) {
 430         action = new QAction(KIcon("edit-paste"), i18nc("@action:inmenu", "Paste Into Folder"), this);
 431         const QMimeData* mimeData = QApplication::clipboard()->mimeData();
 432         const KUrl::List pasteData = KUrl::List::fromMimeData(mimeData);
 433         action->setEnabled(!pasteData.isEmpty());
 434         connect(action, SIGNAL(triggered()), m_mainWindow, SLOT(pasteIntoFolder()));
 435     } else {
 436         action = m_mainWindow->actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 437     }
 438
 439     return action;
 440 }
 441
 442 #include "dolphincontextmenu.moc"