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 <kmessagebox.h>
  36 #include <kmimetypetrader.h>
  37 #include <knewmenu.h>
  38 #include <konqmimedata.h>
  39 #include <konq_operations.h>
  40 #include <konq_menuactions.h>
  41 #include <klocale.h>
  42 #include <kpropertiesdialog.h>
  43 #include <krun.h>
  44 #include <kstandardaction.h>
  45 #include <kstandarddirs.h>
  46
  47 #include <QtGui/QApplication>
  48 #include <QtGui/QClipboard>
  49 #include <QtCore/QDir>
  50
  51 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  52                                        const KFileItem& fileInfo,
  53                                        const KUrl& baseUrl) :
  54     m_mainWindow(parent),
  55     m_fileInfo(fileInfo),
  56     m_baseUrl(baseUrl),
  57     m_context(NoContext)
  58 {
  59     // The context menu either accesses the URLs of the selected items
  60     // or the items itself. To increase the performance both lists are cached.
  61     DolphinView* view = m_mainWindow->activeViewContainer()->view();
  62     m_selectedUrls = view->selectedUrls();
  63     m_selectedItems = view->selectedItems();
  64 }
  65
  66 DolphinContextMenu::~DolphinContextMenu()
  67 {
  68 }
  69
  70 void DolphinContextMenu::open()
  71 {
  72     // get the context information
  73     if (m_baseUrl.protocol() == "trash") {
  74         m_context |= TrashContext;
  75     }
  76
  77     if (!m_fileInfo.isNull()) {
  78         m_context |= ItemContext;
  79         // TODO: handle other use cases like devices + desktop files
  80     }
  81
  82     // open the corresponding popup for the context
  83     if (m_context & TrashContext) {
  84         if (m_context & ItemContext) {
  85             openTrashItemContextMenu();
  86         } else {
  87             openTrashContextMenu();
  88         }
  89     } else if (m_context & ItemContext) {
  90         openItemContextMenu();
  91     } else {
  92         Q_ASSERT(m_context == NoContext);
  93         openViewportContextMenu();
  94     }
  95 }
  96
  97
  98 void DolphinContextMenu::openTrashContextMenu()
  99 {
 100     Q_ASSERT(m_context & TrashContext);
 101
 102     KMenu* popup = new KMenu(m_mainWindow);
 103
 104     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), popup);
 105     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 106     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 107     popup->addAction(emptyTrashAction);
 108
 109     popup->addSeparator();
 110
 111     QAction* addToPlacesAction = popup->addAction(KIcon("folder-bookmarks"),
 112                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 113     popup->addSeparator();
 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 get 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(i18n("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     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 148     popup->addAction(restoreAction);
 149
 150     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 151     popup->addAction(deleteAction);
 152
 153     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 154     popup->addAction(propertiesAction);
 155
 156     if (popup->exec(QCursor::pos()) == restoreAction) {
 157         KonqOperations::restoreTrashedItems(m_selectedUrls, m_mainWindow);
 158     }
 159
 160     popup->deleteLater();
 161 }
 162
 163 void DolphinContextMenu::openItemContextMenu()
 164 {
 165     Q_ASSERT(!m_fileInfo.isNull());
 166
 167     KMenu* popup = new KMenu(m_mainWindow);
 168     insertDefaultItemActions(popup);
 169
 170     popup->addSeparator();
 171
 172     // insert 'Bookmark This Folder' entry if exactly one item is selected
 173     QAction* addToPlacesAction = 0;
 174     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1)) {
 175         addToPlacesAction = popup->addAction(KIcon("folder-bookmarks"),
 176                                              i18nc("@action:inmenu Add selected folder to places", "Add to Places"));
 177     }
 178
 179     // Insert 'Open With...' sub menu
 180     QVector<KService::Ptr> openWithVector;
 181     const QList<QAction*> openWithActions = insertOpenWithItems(popup, openWithVector);
 182
 183     // Insert 'Actions' sub menu
 184     KonqMenuActions menuActions;
 185     menuActions.setItems(m_selectedItems);
 186     if (menuActions.addActionsTo(popup))
 187         popup->addSeparator();
 188
 189     // insert 'Properties...' entry
 190     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 191     popup->addAction(propertiesAction);
 192
 193     QAction* activatedAction = popup->exec(QCursor::pos());
 194
 195     if ((addToPlacesAction != 0) && (activatedAction == addToPlacesAction)) {
 196         const KUrl selectedUrl(m_fileInfo.url());
 197         if (selectedUrl.isValid()) {
 198             DolphinSettings::instance().placesModel()->addPlace(selectedUrl.fileName(),
 199                                                                 selectedUrl);
 200         }
 201     } else if (openWithActions.contains(activatedAction)) {
 202         // one of the 'Open With' items has been selected
 203         if (openWithActions.last() == activatedAction) {
 204             // the item 'Other...' has been selected
 205             KRun::displayOpenWithDialog(m_selectedUrls, m_mainWindow);
 206         } else {
 207             int id = openWithActions.indexOf(activatedAction);
 208             KService::Ptr servicePtr = openWithVector[id];
 209             KRun::run(*servicePtr, m_selectedUrls, m_mainWindow);
 210         }
 211     }
 212
 213     openWithVector.clear();
 214     popup->deleteLater();
 215 }
 216
 217 void DolphinContextMenu::openViewportContextMenu()
 218 {
 219     Q_ASSERT(m_fileInfo.isNull());
 220     KMenu* popup = new KMenu(m_mainWindow);
 221
 222     // setup 'Create New' menu
 223     KNewMenu* newMenu = m_mainWindow->newMenu();
 224     newMenu->slotCheckUpToDate();
 225     newMenu->setPopupFiles(m_baseUrl);
 226     popup->addMenu(newMenu->menu());
 227     popup->addSeparator();
 228
 229     QAction* pasteAction = m_mainWindow->actionCollection()->action(KStandardAction::stdName(KStandardAction::Paste));
 230     popup->addAction(pasteAction);
 231
 232     // setup 'View Mode' menu
 233     KMenu* viewModeMenu = new KMenu(i18nc("@title:menu", "View Mode"));
 234
 235     QAction* iconsMode = m_mainWindow->actionCollection()->action("icons");
 236     viewModeMenu->addAction(iconsMode);
 237
 238     QAction* detailsMode = m_mainWindow->actionCollection()->action("details");
 239     viewModeMenu->addAction(detailsMode);
 240
 241     QAction* columnsMode = m_mainWindow->actionCollection()->action("columns");
 242     viewModeMenu->addAction(columnsMode);
 243
 244     QAction* previewsMode = m_mainWindow->actionCollection()->action("previews");
 245     viewModeMenu->addAction(previewsMode);
 246
 247     popup->addMenu(viewModeMenu);
 248
 249     popup->addSeparator();
 250
 251     QAction* addToPlacesAction = popup->addAction(KIcon("folder-bookmarks"),
 252                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 253     popup->addSeparator();
 254
 255     QAction* propertiesAction = popup->addAction(i18nc("@action:inmenu", "Properties"));
 256
 257     QAction* action = popup->exec(QCursor::pos());
 258     if (action == propertiesAction) {
 259         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 260         KPropertiesDialog dialog(url);
 261         dialog.exec();
 262     } else if (action == addToPlacesAction) {
 263         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 264         if (url.isValid()) {
 265             DolphinSettings::instance().placesModel()->addPlace(url.fileName(), url);
 266         }
 267     }
 268
 269     popup->deleteLater();
 270 }
 271
 272 void DolphinContextMenu::insertDefaultItemActions(KMenu* popup)
 273 {
 274     Q_ASSERT(popup != 0);
 275     const KActionCollection* collection = m_mainWindow->actionCollection();
 276
 277     // insert 'Cut', 'Copy' and 'Paste'
 278     QAction* cutAction = collection->action(KStandardAction::stdName(KStandardAction::Cut));
 279     QAction* copyAction  = collection->action(KStandardAction::stdName(KStandardAction::Copy));
 280     QAction* pasteAction = collection->action(KStandardAction::stdName(KStandardAction::Paste));
 281
 282     popup->addAction(cutAction);
 283     popup->addAction(copyAction);
 284     popup->addAction(pasteAction);
 285     popup->addSeparator();
 286
 287     // insert 'Rename'
 288     QAction* renameAction = collection->action("rename");
 289     popup->addAction(renameAction);
 290
 291     // insert 'Move to Trash' and (optionally) 'Delete'
 292     KConfigGroup kdeConfig(KGlobal::config(), "KDE");
 293     bool showDeleteCommand = kdeConfig.readEntry("ShowDeleteCommand", false);
 294     const KUrl& url = m_mainWindow->activeViewContainer()->url();
 295     if (url.isLocalFile()) {
 296         QAction* moveToTrashAction = collection->action("move_to_trash");
 297         popup->addAction(moveToTrashAction);
 298     } else {
 299         showDeleteCommand = true;
 300     }
 301
 302     if (showDeleteCommand) {
 303         QAction* deleteAction = collection->action("delete");
 304         popup->addAction(deleteAction);
 305     }
 306 }
 307
 308 QList<QAction*> DolphinContextMenu::insertOpenWithItems(KMenu* popup,
 309         QVector<KService::Ptr>& openWithVector)
 310 {
 311     // Parts of the following code have been taken
 312     // from the class KonqOperations located in
 313     // libqonq/konq_operations.h of Konqueror.
 314     // (Copyright (C) 2000  David Faure <faure@kde.org>)
 315
 316     // Prepare 'Open With' sub menu. Usually a sub menu is created, where all applications
 317     // are listed which are registered to open the item. As last entry "Other..." will be
 318     // attached which allows to select a custom application. If no applications are registered
 319     // no sub menu is created at all, only "Open With..." will be offered.
 320     bool insertOpenWithItems = true;
 321     const QString contextMimeType(m_fileInfo.mimetype());
 322
 323     QListIterator<KFileItem> mimeIt(m_selectedItems);
 324     while (insertOpenWithItems && mimeIt.hasNext()) {
 325         KFileItem item = mimeIt.next();
 326         insertOpenWithItems = (contextMimeType == item.mimetype());
 327     }
 328
 329     QList<QAction*> openWithActions;
 330     if (insertOpenWithItems) {
 331         // fill the 'Open with' sub menu with application types
 332         const KMimeType::Ptr mimePtr = KMimeType::findByUrl(m_fileInfo.url());
 333         KService::List offers = KMimeTypeTrader::self()->query(mimePtr->name(),
 334                                 "Application",
 335                                 "Type == 'Application'");
 336         if (offers.count() > 0) {
 337             KService::List::Iterator it;
 338             KMenu* openWithMenu = new KMenu(i18nc("@title:menu", "Open With"));
 339             for (it = offers.begin(); it != offers.end(); ++it) {
 340                 // The offer list from the KTrader returns duplicate
 341                 // application entries. Although this seems to be a configuration
 342                 // problem outside the scope of Dolphin, duplicated entries just
 343                 // will be skipped here.
 344                 const QString appName((*it)->name());
 345                 if (!containsEntry(openWithMenu, appName)) {
 346                     const KIcon icon((*it)->icon());
 347                     QAction* action = openWithMenu->addAction(icon, appName);
 348                     openWithVector.append(*it);
 349                     openWithActions << action;
 350                 }
 351             }
 352
 353             openWithMenu->addSeparator();
 354             QAction* action = openWithMenu->addAction(i18nc("@action:inmenu Open With", "&Other..."));
 355
 356             openWithActions << action;
 357             popup->addMenu(openWithMenu);
 358         } else {
 359             // No applications are registered, hence just offer
 360             // a "Open With..." item instead of a sub menu containing
 361             // only one entry.
 362             QAction* action = popup->addAction(i18nc("@title:menu", "Open With..."));
 363             openWithActions << action;
 364         }
 365     } else {
 366         // At least one of the selected items has a different MIME type. In this case
 367         // just show a disabled "Open With..." entry.
 368         QAction* action = popup->addAction(i18nc("@title:menu", "Open With..."));
 369         action->setEnabled(false);
 370     }
 371
 372     return openWithActions;
 373 }
 374
 375 bool DolphinContextMenu::containsEntry(const KMenu* menu,
 376                                        const QString& entryName) const
 377 {
 378     Q_ASSERT(menu != 0);
 379
 380     const QList<QAction*> list = menu->actions();
 381     const uint count = list.count();
 382     for (uint i = 0; i < count; ++i) {
 383         const QAction* action = list.at(i);
 384         if (action->text() == entryName) {
 385             return true;
 386         }
 387     }
 388
 389     return false;
 390 }
 391
 392 #include "dolphincontextmenu.moc"