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
  28 #include <kactioncollection.h>
  29 #include <kfileplacesmodel.h>
  30 #include <kdesktopfile.h>
  31 #include <kglobal.h>
  32 #include <kiconloader.h>
  33 #include <kio/netaccess.h>
  34 #include <kmenu.h>
  35 #include <kmenubar.h>
  36 #include <kmessagebox.h>
  37 #include <kmimetypetrader.h>
  38 #include <knewmenu.h>
  39 #include <konqmimedata.h>
  40 #include <konq_operations.h>
  41 #include <konq_menuactions.h>
  42 #include <klocale.h>
  43 #include <kpropertiesdialog.h>
  44 #include <krun.h>
  45 #include <kstandardaction.h>
  46 #include <kstandarddirs.h>
  47
  48 #include <QtGui/QApplication>
  49 #include <QtGui/QClipboard>
  50 #include <QtCore/QDir>
  51
  52 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  53                                        const KFileItem& fileInfo,
  54                                        const KUrl& baseUrl) :
  55     m_mainWindow(parent),
  56     m_fileInfo(fileInfo),
  57     m_baseUrl(baseUrl),
  58     m_context(NoContext)
  59 {
  60     // The context menu either accesses the URLs of the selected items
  61     // or the items itself. To increase the performance both lists are cached.
  62     DolphinView* view = m_mainWindow->activeViewContainer()->view();
  63     m_selectedUrls = view->selectedUrls();
  64     m_selectedItems = view->selectedItems();
  65 }
  66
  67 DolphinContextMenu::~DolphinContextMenu()
  68 {
  69 }
  70
  71 void DolphinContextMenu::open()
  72 {
  73     // get the context information
  74     if (m_baseUrl.protocol() == "trash") {
  75         m_context |= TrashContext;
  76     }
  77
  78     if (!m_fileInfo.isNull() && (m_selectedItems.count() > 0)) {
  79         m_context |= ItemContext;
  80         // TODO: handle other use cases like devices + desktop files
  81     }
  82
  83     // open the corresponding popup for the context
  84     if (m_context & TrashContext) {
  85         if (m_context & ItemContext) {
  86             openTrashItemContextMenu();
  87         } else {
  88             openTrashContextMenu();
  89         }
  90     } else if (m_context & ItemContext) {
  91         openItemContextMenu();
  92     } else {
  93         Q_ASSERT(m_context == NoContext);
  94         openViewportContextMenu();
  95     }
  96 }
  97
  98 void DolphinContextMenu::pasteIntoFolder()
  99 {
 100     // TODO: this method should go into DolphinView (see DolphinContextMenu::createPasteAction())
 101     Q_ASSERT(m_selectedItems.count() == 1);
 102     Q_ASSERT(m_fileInfo.isDir());
 103
 104     QClipboard* clipboard = QApplication::clipboard();
 105     const QMimeData* mimeData = clipboard->mimeData();
 106
 107     const KUrl::List source = KUrl::List::fromMimeData(mimeData);
 108     const KUrl& dest = m_fileInfo.url();
 109     if (KonqMimeData::decodeIsCutSelection(mimeData)) {
 110         KonqOperations::copy(m_mainWindow, KonqOperations::MOVE, source, dest);
 111         clipboard->clear();
 112     } else {
 113         KonqOperations::copy(m_mainWindow, KonqOperations::COPY, source, dest);
 114     }
 115 }
 116
 117 void DolphinContextMenu::openTrashContextMenu()
 118 {
 119     Q_ASSERT(m_context & TrashContext);
 120
 121     KMenu* popup = new KMenu(m_mainWindow);
 122
 123     addShowMenubarAction(popup);
 124
 125     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), popup);
 126     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 127     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 128     popup->addAction(emptyTrashAction);
 129
 130     QAction* addToPlacesAction = popup->addAction(KIcon("bookmark-new"),
 131                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 132
 133     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 134     popup->addAction(propertiesAction);
 135
 136     QAction *action = popup->exec(QCursor::pos());
 137     if (action == emptyTrashAction) {
 138         const QString text(i18nc("@info", "Do you really want to empty the Trash? All items will get deleted."));
 139         const bool del = KMessageBox::warningContinueCancel(m_mainWindow,
 140                                                             text,
 141                                                             QString(),
 142                                                             KGuiItem(i18nc("@action:button", "Empty Trash"),
 143                                                                      KIcon("user-trash"))
 144                                                            ) == KMessageBox::Continue;
 145         if (del) {
 146             KonqOperations::emptyTrash(m_mainWindow);
 147         }
 148     } else if (action == addToPlacesAction) {
 149         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 150         if (url.isValid()) {
 151             DolphinSettings::instance().placesModel()->addPlace(i18nc("@label", "Trash"), url);
 152         }
 153     }
 154
 155     popup->deleteLater();
 156 }
 157
 158 void DolphinContextMenu::openTrashItemContextMenu()
 159 {
 160     Q_ASSERT(m_context & TrashContext);
 161     Q_ASSERT(m_context & ItemContext);
 162
 163     KMenu* popup = new KMenu(m_mainWindow);
 164
 165     addShowMenubarAction(popup);
 166
 167     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 168     popup->addAction(restoreAction);
 169
 170     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 171     popup->addAction(deleteAction);
 172
 173     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 174     popup->addAction(propertiesAction);
 175
 176     if (popup->exec(QCursor::pos()) == restoreAction) {
 177         KonqOperations::restoreTrashedItems(m_selectedUrls, m_mainWindow);
 178     }
 179
 180     popup->deleteLater();
 181 }
 182
 183 void DolphinContextMenu::openItemContextMenu()
 184 {
 185     Q_ASSERT(!m_fileInfo.isNull());
 186
 187     KMenu* popup = new KMenu(m_mainWindow);
 188     addShowMenubarAction(popup);
 189     insertDefaultItemActions(popup);
 190
 191     popup->addSeparator();
 192
 193     // insert 'Bookmark This Folder' entry if exactly one item is selected
 194     QAction* addToPlacesAction = 0;
 195     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1)) {
 196         addToPlacesAction = popup->addAction(KIcon("bookmark-new"),
 197                                              i18nc("@action:inmenu Add selected folder to places", "Add to Places"));
 198     }
 199
 200     // Insert 'Open With...' sub menu
 201     QVector<KService::Ptr> openWithVector;
 202     const QList<QAction*> openWithActions = insertOpenWithItems(popup, openWithVector);
 203
 204     // Insert 'Actions' sub menu
 205     KonqMenuActions menuActions;
 206     menuActions.setItems(m_selectedItems);
 207     if (menuActions.addActionsTo(popup))
 208         popup->addSeparator();
 209
 210     // insert 'Properties...' entry
 211     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 212     popup->addAction(propertiesAction);
 213
 214     QAction* activatedAction = popup->exec(QCursor::pos());
 215
 216     if ((addToPlacesAction != 0) && (activatedAction == addToPlacesAction)) {
 217         const KUrl selectedUrl(m_fileInfo.url());
 218         if (selectedUrl.isValid()) {
 219             DolphinSettings::instance().placesModel()->addPlace(placesName(selectedUrl),
 220                                                                 selectedUrl);
 221         }
 222     } else if (openWithActions.contains(activatedAction)) {
 223         // one of the 'Open With' items has been selected
 224         if (openWithActions.last() == activatedAction) {
 225             // the item 'Other...' has been selected
 226             KRun::displayOpenWithDialog(m_selectedUrls, m_mainWindow);
 227         } else {
 228             int id = openWithActions.indexOf(activatedAction);
 229             KService::Ptr servicePtr = openWithVector[id];
 230             KRun::run(*servicePtr, m_selectedUrls, m_mainWindow);
 231         }
 232     }
 233
 234     openWithVector.clear();
 235     popup->deleteLater();
 236 }
 237
 238 void DolphinContextMenu::openViewportContextMenu()
 239 {
 240     KMenu* popup = new KMenu(m_mainWindow);
 241
 242     addShowMenubarAction(popup);
 243
 244     // setup 'Create New' menu
 245     KNewMenu* newMenu = m_mainWindow->newMenu();
 246     newMenu->slotCheckUpToDate();
 247     newMenu->setPopupFiles(m_baseUrl);
 248     popup->addMenu(newMenu->menu());
 249     popup->addSeparator();
 250
 251     QAction* pasteAction = createPasteAction();
 252     popup->addAction(pasteAction);
 253
 254     // setup 'View Mode' menu
 255     KMenu* viewModeMenu = new KMenu(i18nc("@title:menu", "View Mode"));
 256
 257     QAction* iconsMode = m_mainWindow->actionCollection()->action("icons");
 258     viewModeMenu->addAction(iconsMode);
 259
 260     QAction* detailsMode = m_mainWindow->actionCollection()->action("details");
 261     viewModeMenu->addAction(detailsMode);
 262
 263     QAction* columnsMode = m_mainWindow->actionCollection()->action("columns");
 264     viewModeMenu->addAction(columnsMode);
 265
 266     QAction* previewsMode = m_mainWindow->actionCollection()->action("previews");
 267     viewModeMenu->addAction(previewsMode);
 268
 269     popup->addMenu(viewModeMenu);
 270
 271     popup->addSeparator();
 272
 273     QAction* addToPlacesAction = popup->addAction(KIcon("bookmark-new"),
 274                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 275     popup->addSeparator();
 276
 277     QAction* propertiesAction = popup->addAction(i18nc("@action:inmenu", "Properties"));
 278
 279     QAction* action = popup->exec(QCursor::pos());
 280     if (action == propertiesAction) {
 281         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 282         KPropertiesDialog dialog(url, m_mainWindow);
 283         dialog.exec();
 284     } else if (action == addToPlacesAction) {
 285         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 286         if (url.isValid()) {
 287             DolphinSettings::instance().placesModel()->addPlace(placesName(url), url);
 288         }
 289     }
 290
 291     popup->deleteLater();
 292 }
 293
 294 void DolphinContextMenu::insertDefaultItemActions(KMenu* popup)
 295 {
 296     Q_ASSERT(popup != 0);
 297     const KActionCollection* collection = m_mainWindow->actionCollection();
 298
 299     // insert 'Cut', 'Copy' and 'Paste'
 300     QAction* cutAction = collection->action(KStandardAction::name(KStandardAction::Cut));
 301     QAction* copyAction  = collection->action(KStandardAction::name(KStandardAction::Copy));
 302     QAction* pasteAction = createPasteAction();
 303
 304     popup->addAction(cutAction);
 305     popup->addAction(copyAction);
 306     popup->addAction(pasteAction);
 307     popup->addSeparator();
 308
 309     // insert 'Rename'
 310     QAction* renameAction = collection->action("rename");
 311     popup->addAction(renameAction);
 312
 313     // insert 'Move to Trash' and (optionally) 'Delete'
 314     KConfigGroup kdeConfig(KGlobal::config(), "KDE");
 315     bool showDeleteCommand = kdeConfig.readEntry("ShowDeleteCommand", false);
 316     const KUrl& url = m_mainWindow->activeViewContainer()->url();
 317     if (url.isLocalFile()) {
 318         QAction* moveToTrashAction = collection->action("move_to_trash");
 319         popup->addAction(moveToTrashAction);
 320     } else {
 321         showDeleteCommand = true;
 322     }
 323
 324     if (showDeleteCommand) {
 325         QAction* deleteAction = collection->action("delete");
 326         popup->addAction(deleteAction);
 327     }
 328 }
 329
 330 QList<QAction*> DolphinContextMenu::insertOpenWithItems(KMenu* popup,
 331         QVector<KService::Ptr>& openWithVector)
 332 {
 333     // Parts of the following code have been taken
 334     // from the class KonqOperations located in
 335     // libqonq/konq_operations.h of Konqueror.
 336     // (Copyright (C) 2000  David Faure <faure@kde.org>)
 337
 338     // Prepare 'Open With' sub menu. Usually a sub menu is created, where all applications
 339     // are listed which are registered to open the item. As last entry "Other..." will be
 340     // attached which allows to select a custom application. If no applications are registered
 341     // no sub menu is created at all, only "Open With..." will be offered.
 342     bool insertOpenWithItems = true;
 343     const QString contextMimeType(m_fileInfo.mimetype());
 344
 345     QListIterator<KFileItem> mimeIt(m_selectedItems);
 346     while (insertOpenWithItems && mimeIt.hasNext()) {
 347         KFileItem item = mimeIt.next();
 348         insertOpenWithItems = (contextMimeType == item.mimetype());
 349     }
 350
 351     QList<QAction*> openWithActions;
 352     if (insertOpenWithItems) {
 353         // fill the 'Open with' sub menu with application types
 354         const KMimeType::Ptr mimePtr = KMimeType::findByUrl(m_fileInfo.url());
 355         KService::List offers = KMimeTypeTrader::self()->query(mimePtr->name(),
 356                                 "Application",
 357                                 "Type == 'Application'");
 358         if (offers.count() > 0) {
 359             KService::List::Iterator it;
 360             KMenu* openWithMenu = new KMenu(i18nc("@title:menu", "Open With"));
 361             for (it = offers.begin(); it != offers.end(); ++it) {
 362                 // The offer list from the KTrader returns duplicate
 363                 // application entries. Although this seems to be a configuration
 364                 // problem outside the scope of Dolphin, duplicated entries just
 365                 // will be skipped here.
 366                 const QString appName((*it)->name());
 367                 if (!containsEntry(openWithMenu, appName)) {
 368                     const KIcon icon((*it)->icon());
 369                     QAction* action = openWithMenu->addAction(icon, appName);
 370                     openWithVector.append(*it);
 371                     openWithActions << action;
 372                 }
 373             }
 374
 375             openWithMenu->addSeparator();
 376             QAction* action = openWithMenu->addAction(i18nc("@action:inmenu Open With", "&Other..."));
 377
 378             openWithActions << action;
 379             popup->addMenu(openWithMenu);
 380         } else {
 381             // No applications are registered, hence just offer
 382             // a "Open With..." item instead of a sub menu containing
 383             // only one entry.
 384             QAction* action = popup->addAction(i18nc("@title:menu", "Open With..."));
 385             openWithActions << action;
 386         }
 387     } else {
 388         // At least one of the selected items has a different MIME type. In this case
 389         // just show a disabled "Open With..." entry.
 390         QAction* action = popup->addAction(i18nc("@title:menu", "Open With..."));
 391         action->setEnabled(false);
 392     }
 393
 394     return openWithActions;
 395 }
 396
 397 bool DolphinContextMenu::containsEntry(const KMenu* menu,
 398                                        const QString& entryName) const
 399 {
 400     Q_ASSERT(menu != 0);
 401
 402     const QList<QAction*> list = menu->actions();
 403     const uint count = list.count();
 404     for (uint i = 0; i < count; ++i) {
 405         const QAction* action = list.at(i);
 406         if (action->text() == entryName) {
 407             return true;
 408         }
 409     }
 410
 411     return false;
 412 }
 413
 414 void DolphinContextMenu::addShowMenubarAction(KMenu* menu)
 415 {
 416     KAction* showMenuBar = m_mainWindow->showMenuBarAction();
 417     if (!m_mainWindow->menuBar()->isVisible()) {
 418         // TODO: it should not be necessary to uncheck the menu
 419         // bar action, but currently the action states don't get
 420         // updated if the menu is disabled
 421         showMenuBar->setChecked(false);
 422         menu->addAction(showMenuBar);
 423         menu->addSeparator();
 424     }
 425 }
 426
 427 QString DolphinContextMenu::placesName(const KUrl& url) const
 428 {
 429     QString name = url.fileName();
 430     if (name.isEmpty()) {
 431         name = url.host();
 432     }
 433     return name;
 434 }
 435
 436 QAction* DolphinContextMenu::createPasteAction()
 437 {
 438     // TODO: move this method as QAction* action pasteAction() into DolphinMainWindow
 439     QAction* action = 0;
 440     if ((m_selectedItems.count() == 1) && m_fileInfo.isDir()) {
 441         action = new QAction(KIcon("edit-paste"), i18nc("@action:inmenu", "Paste Into Folder"), this);
 442         const QMimeData* mimeData = QApplication::clipboard()->mimeData();
 443         const KUrl::List pasteData = KUrl::List::fromMimeData(mimeData);
 444         action->setEnabled(!pasteData.isEmpty());
 445         connect(action, SIGNAL(triggered()), this, SLOT(pasteIntoFolder()));
 446     } else {
 447         action = m_mainWindow->actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 448     }
 449
 450     return action;
 451 }
 452
 453 #include "dolphincontextmenu.moc"