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 "editbookmarkdialog.h"
  27
  28 #include <kactioncollection.h>
  29 #include <kbookmarkmanager.h>
  30 #include <kbookmark.h>
  31 #include <kdesktopfile.h>
  32 #include <kglobal.h>
  33 #include <kiconloader.h>
  34 #include <kio/netaccess.h>
  35 #include <kmenu.h>
  36 #include <kmessagebox.h>
  37 #include <kmimetypetrader.h>
  38 #include <knewmenu.h>
  39 #include <konqmimedata.h>
  40 #include <konq_operations.h>
  41 #include <klocale.h>
  42 #include <kpropertiesdialog.h>
  43 #include <krun.h>
  44 #include <kstandardaction.h>
  45 #include <kstandarddirs.h>
  46
  47 #include <QApplication>
  48 #include <QClipboard>
  49 #include <QDir>
  50 #include <Q3ValueList>
  51
  52 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  53                                        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->activeView();
  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 != 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         }
  88         else {
  89             openTrashContextMenu();
  90         }
  91     }
  92     else if (m_context & ItemContext) {
  93         openItemContextMenu();
  94     }
  95     else {
  96         Q_ASSERT(m_context == NoContext);
  97         openViewportContextMenu();
  98     }
  99 }
 100
 101
 102 void DolphinContextMenu::openTrashContextMenu()
 103 {
 104     Q_ASSERT(m_context & TrashContext);
 105
 106     KMenu* popup = new KMenu(m_mainWindow);
 107
 108     QAction* emptyTrashAction = new QAction(KIcon("emptytrash"), i18n("Emtpy Trash"), popup);
 109     KConfig trashConfig("trashrc", KConfig::OnlyLocal);
 110     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 111     popup->addAction(emptyTrashAction);
 112
 113     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 114     popup->addAction(propertiesAction);
 115
 116     if (popup->exec(QCursor::pos()) == emptyTrashAction) {
 117         const QString text(i18n("Do you really want to empty the Trash? All items will get deleted."));
 118         const bool del = KMessageBox::warningContinueCancel(m_mainWindow,
 119                                                             text,
 120                                                             QString(),
 121                                                             KGuiItem(i18n("Empty Trash"), KIcon("user-trash"))
 122                                                             ) == KMessageBox::Continue;
 123         if (del) {
 124             KonqOperations::emptyTrash(m_mainWindow);
 125         }
 126     }
 127
 128     popup->deleteLater();
 129 }
 130
 131 void DolphinContextMenu::openTrashItemContextMenu()
 132 {
 133     Q_ASSERT(m_context & TrashContext);
 134     Q_ASSERT(m_context & ItemContext);
 135
 136     KMenu* popup = new KMenu(m_mainWindow);
 137
 138     QAction* restoreAction = new QAction(i18n("Restore"), m_mainWindow);
 139     popup->addAction(restoreAction);
 140
 141     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 142     popup->addAction(deleteAction);
 143
 144     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 145     popup->addAction(propertiesAction);
 146
 147     if (popup->exec(QCursor::pos()) == restoreAction) {
 148         KonqOperations::restoreTrashedItems(m_selectedUrls, m_mainWindow);
 149     }
 150
 151     popup->deleteLater();
 152 }
 153
 154 void DolphinContextMenu::openItemContextMenu()
 155 {
 156     Q_ASSERT(m_fileInfo != 0);
 157
 158     KMenu* popup = new KMenu(m_mainWindow);
 159     insertDefaultItemActions(popup);
 160
 161     popup->addSeparator();
 162
 163     // insert 'Bookmark This Folder' entry if exactly one item is selected
 164     QAction* bookmarkAction = 0;
 165     if (m_fileInfo->isDir() && (m_selectedUrls.count() == 1)) {
 166         bookmarkAction = popup->addAction(KIcon("bookmark-folder"), i18n("Bookmark Folder..."));
 167     }
 168
 169     // Insert 'Open With...' sub menu
 170     QVector<KService::Ptr> openWithVector;
 171     const QList<QAction*> openWithActions = insertOpenWithItems(popup, openWithVector);
 172
 173     // Insert 'Actions' sub menu
 174     QVector<KDesktopFileActions::Service> actionsVector;
 175     const QList<QAction*> serviceActions = insertActionItems(popup, actionsVector);
 176     popup->addSeparator();
 177
 178     // insert 'Properties...' entry
 179     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 180     popup->addAction(propertiesAction);
 181
 182     QAction* activatedAction = popup->exec(QCursor::pos());
 183
 184     if ((bookmarkAction!= 0) && (activatedAction == bookmarkAction)) {
 185         const KUrl selectedUrl(m_fileInfo->url());
 186         KBookmark bookmark = EditBookmarkDialog::getBookmark(i18n("Add Folder as Bookmark"),
 187                                                              selectedUrl.fileName(),
 188                                                              selectedUrl,
 189                                                              "bookmark");
 190         if (!bookmark.isNull()) {
 191             KBookmarkManager* manager = DolphinSettings::instance().bookmarkManager();
 192             KBookmarkGroup root = manager->root();
 193             root.addBookmark(manager, bookmark);
 194             manager->emitChanged(root);
 195         }
 196     }
 197     else if (serviceActions.contains(activatedAction)) {
 198         // one of the 'Actions' items has been selected
 199         int id = serviceActions.indexOf(activatedAction);
 200         KDesktopFileActions::executeService(m_selectedUrls, actionsVector[id]);
 201     }
 202     else if (openWithActions.contains(activatedAction)) {
 203         // one of the 'Open With' items has been selected
 204         if (openWithActions.last() == activatedAction) {
 205             // the item 'Other...' has been selected
 206             KRun::displayOpenWithDialog(m_selectedUrls, m_mainWindow);
 207         }
 208         else {
 209             int id = openWithActions.indexOf(activatedAction);
 210             KService::Ptr servicePtr = openWithVector[id];
 211             KRun::run(*servicePtr, m_selectedUrls, m_mainWindow);
 212         }
 213     }
 214
 215     openWithVector.clear();
 216     actionsVector.clear();
 217     popup->deleteLater();
 218 }
 219
 220 void DolphinContextMenu::openViewportContextMenu()
 221 {
 222     Q_ASSERT(m_fileInfo == 0);
 223     KMenu* popup = new KMenu(m_mainWindow);
 224
 225     // setup 'Create New' menu
 226     KNewMenu* newMenu = m_mainWindow->newMenu();
 227     newMenu->slotCheckUpToDate();
 228     newMenu->setPopupFiles(m_baseUrl);
 229     popup->addMenu(newMenu->menu());
 230     popup->addSeparator();
 231
 232     QAction* pasteAction = m_mainWindow->actionCollection()->action(KStandardAction::stdName(KStandardAction::Paste));
 233     popup->addAction(pasteAction);
 234
 235     // setup 'View Mode' menu
 236     KMenu* viewModeMenu = new KMenu(i18n("View Mode"));
 237
 238     QAction* iconsMode = m_mainWindow->actionCollection()->action("icons");
 239     viewModeMenu->addAction(iconsMode);
 240
 241     QAction* detailsMode = m_mainWindow->actionCollection()->action("details");
 242     viewModeMenu->addAction(detailsMode);
 243
 244     QAction* previewsMode = m_mainWindow->actionCollection()->action("previews");
 245     viewModeMenu->addAction(previewsMode);
 246
 247     popup->addMenu(viewModeMenu);
 248     popup->addSeparator();
 249
 250     QAction* bookmarkAction = popup->addAction(KIcon("bookmark-folder"), i18n("Bookmark This Folder..."));
 251     popup->addSeparator();
 252
 253     QAction* propertiesAction = popup->addAction(i18n("Properties"));
 254
 255     QAction* activatedAction = popup->exec(QCursor::pos());
 256     if (activatedAction == propertiesAction) {
 257         new KPropertiesDialog(m_mainWindow->activeView()->url());
 258     }
 259     else if (activatedAction == bookmarkAction) {
 260         const KUrl& url = m_mainWindow->activeView()->url();
 261         KBookmark bookmark = EditBookmarkDialog::getBookmark(i18n("Add Folder as Bookmark"),
 262                                                              url.fileName(),
 263                                                              url,
 264                                                              "bookmark");
 265         if (!bookmark.isNull()) {
 266             KBookmarkManager* manager = DolphinSettings::instance().bookmarkManager();
 267             KBookmarkGroup root = manager->root();
 268             root.addBookmark(manager, bookmark);
 269             manager->emitChanged(root);
 270         }
 271     }
 272
 273     popup->deleteLater();
 274 }
 275
 276 void DolphinContextMenu::insertDefaultItemActions(KMenu* popup)
 277 {
 278     Q_ASSERT(popup != 0);
 279     const KActionCollection* collection = m_mainWindow->actionCollection();
 280
 281     // insert 'Cut', 'Copy' and 'Paste'
 282     QAction* cutAction = collection->action(KStandardAction::stdName(KStandardAction::Cut));
 283     QAction* copyAction  = collection->action(KStandardAction::stdName(KStandardAction::Copy));
 284     QAction* pasteAction = collection->action(KStandardAction::stdName(KStandardAction::Paste));
 285
 286     popup->addAction(cutAction);
 287     popup->addAction(copyAction);
 288     popup->addAction(pasteAction);
 289     popup->addSeparator();
 290
 291     // insert 'Rename'
 292     QAction* renameAction = collection->action("rename");
 293     popup->addAction(renameAction);
 294
 295     // insert 'Move to Trash' and (optionally) 'Delete'
 296     const KSharedConfig::Ptr globalConfig = KSharedConfig::openConfig("kdeglobals", KConfig::NoGlobals);
 297     const KConfigGroup kdeConfig(globalConfig, "KDE");
 298     bool showDeleteCommand = kdeConfig.readEntry("ShowDeleteCommand", false);
 299     const KUrl& url = m_mainWindow->activeView()->url();
 300     if (url.isLocalFile()) {
 301         QAction* moveToTrashAction = collection->action("move_to_trash");
 302         popup->addAction(moveToTrashAction);
 303     }
 304     else {
 305         showDeleteCommand = true;
 306     }
 307
 308     if (showDeleteCommand) {
 309         QAction* deleteAction = collection->action("delete");
 310         popup->addAction(deleteAction);
 311     }
 312 }
 313
 314 QList<QAction*> DolphinContextMenu::insertOpenWithItems(KMenu* popup,
 315                                                         QVector<KService::Ptr>& openWithVector)
 316 {
 317     // Parts of the following code have been taken
 318     // from the class KonqOperations located in
 319     // libqonq/konq_operations.h of Konqueror.
 320     // (Copyright (C) 2000  David Faure <faure@kde.org>)
 321
 322     // Prepare 'Open With' sub menu. Usually a sub menu is created, where all applications
 323     // are listed which are registered to open the item. As last entry "Other..." will be
 324     // attached which allows to select a custom application. If no applications are registered
 325     // no sub menu is created at all, only "Open With..." will be offered.
 326     bool insertOpenWithItems = true;
 327     const QString contextMimeType(m_fileInfo->mimetype());
 328
 329     QListIterator<KFileItem*> mimeIt(m_selectedItems);
 330     while (insertOpenWithItems && mimeIt.hasNext()) {
 331         KFileItem* item = mimeIt.next();
 332         insertOpenWithItems = (contextMimeType == item->mimetype());
 333     }
 334
 335     QList<QAction*> openWithActions;
 336     if (insertOpenWithItems) {
 337         // fill the 'Open with' sub menu with application types
 338         const KMimeType::Ptr mimePtr = KMimeType::findByUrl(m_fileInfo->url());
 339         KService::List offers = KMimeTypeTrader::self()->query(mimePtr->name(),
 340                                                                "Application",
 341                                                                "Type == 'Application'");
 342         if (offers.count() > 0) {
 343             KService::List::Iterator it;
 344             KMenu* openWithMenu = new KMenu(i18n("Open With"));
 345             for(it = offers.begin(); it != offers.end(); ++it) {
 346                 // The offer list from the KTrader returns duplicate
 347                 // application entries. Although this seems to be a configuration
 348                 // problem outside the scope of Dolphin, duplicated entries just
 349                 // will be skipped here.
 350                 const QString appName((*it)->name());
 351                 if (!containsEntry(openWithMenu, appName)) {
 352                     const KIcon icon((*it)->icon());
 353                     QAction* action = openWithMenu->addAction(icon, appName);
 354                     openWithVector.append(*it);
 355                     openWithActions << action;
 356                 }
 357             }
 358
 359             openWithMenu->addSeparator();
 360             QAction* action = openWithMenu->addAction(i18n("&Other..."));
 361
 362             openWithActions << action;
 363             popup->addMenu(openWithMenu);
 364         }
 365         else {
 366             // No applications are registered, hence just offer
 367             // a "Open With..." item instead of a sub menu containing
 368             // only one entry.
 369             QAction* action = popup->addAction(i18n("Open With..."));
 370             openWithActions << action;
 371         }
 372     }
 373     else {
 374         // At least one of the selected items has a different MIME type. In this case
 375         // just show a disabled "Open With..." entry.
 376         QAction* action = popup->addAction(i18n("Open With..."));
 377         action->setEnabled(false);
 378     }
 379
 380     return openWithActions;
 381 }
 382
 383 QList<QAction*> DolphinContextMenu::insertActionItems(KMenu* popup,
 384                                                       QVector<KDesktopFileActions::Service>& actionsVector)
 385 {
 386     // Parts of the following code have been taken
 387     // from the class KonqOperations located in
 388     // libqonq/konq_operations.h of Konqueror.
 389     // (Copyright (C) 2000  David Faure <faure@kde.org>)
 390
 391     KMenu* actionsMenu = new KMenu(i18n("Actions"));
 392
 393     QList<QAction*> serviceActions;
 394
 395     QStringList dirs = KGlobal::dirs()->findDirs("data", "dolphin/servicemenus/");
 396
 397     KMenu* menu = 0;
 398     for (QStringList::ConstIterator dirIt = dirs.begin(); dirIt != dirs.end(); ++dirIt) {
 399         QDir dir(*dirIt);
 400         QStringList filters;
 401         filters << "*.desktop";
 402         dir.setNameFilters(filters);
 403         QStringList entries = dir.entryList(QDir::Files);
 404
 405         for (QStringList::ConstIterator entryIt = entries.begin(); entryIt != entries.end(); ++entryIt) {
 406             KConfigGroup cfg(KSharedConfig::openConfig( *dirIt + *entryIt, KConfig::OnlyLocal), "Desktop Entry" );
 407             if ((cfg.hasKey("Actions") || cfg.hasKey("X-KDE-GetActionMenu")) && cfg.hasKey("ServiceTypes")) {
 408                 //const QStringList types = cfg.readListEntry("ServiceTypes");
 409                 QStringList types;
 410                 types = cfg.readEntry("ServiceTypes", types);
 411                 for (QStringList::ConstIterator it = types.begin(); it != types.end(); ++it) {
 412                     // check whether the mime type is equal or whether the
 413                     // mimegroup (e. g. image/*) is supported
 414
 415                     bool insert = false;
 416                     if ((*it) == "all/allfiles") {
 417                         // The service type is valid for all files, but not for directories.
 418                         // Check whether the selected items only consist of files...
 419                         QListIterator<KFileItem*> mimeIt(m_selectedItems);
 420                         insert = true;
 421                         while (insert && mimeIt.hasNext()) {
 422                             KFileItem* item = mimeIt.next();
 423                             insert = !item->isDir();
 424                         }
 425                     }
 426
 427                     if (!insert) {
 428                         // Check whether the MIME types of all selected files match
 429                         // to the mimetype of the service action. As soon as one MIME
 430                         // type does not match, no service menu is shown at all.
 431                         QListIterator<KFileItem*> mimeIt(m_selectedItems);
 432                         insert = true;
 433                         while (insert && mimeIt.hasNext()) {
 434                             KFileItem* item = mimeIt.next();
 435                             const QString mimeType(item->mimetype());
 436                             const QString mimeGroup(mimeType.left(mimeType.indexOf('/')));
 437
 438                             insert  = (*it == mimeType) ||
 439                                       ((*it).right(1) == "*") &&
 440                                       ((*it).left((*it).indexOf('/')) == mimeGroup);
 441                         }
 442                     }
 443
 444                     if (insert) {
 445                         menu = actionsMenu;
 446
 447                         const QString submenuName = cfg.readEntry( "X-KDE-Submenu" );
 448                         if (!submenuName.isEmpty()) {
 449                             menu = new KMenu(submenuName);
 450                             actionsMenu->addMenu(menu);
 451                         }
 452
 453                         Q3ValueList<KDesktopFileActions::Service> userServices =
 454                             KDesktopFileActions::userDefinedServices(*dirIt + *entryIt, true);
 455
 456                         Q3ValueList<KDesktopFileActions::Service>::Iterator serviceIt;
 457                         for (serviceIt = userServices.begin(); serviceIt != userServices.end(); ++serviceIt) {
 458                             KDesktopFileActions::Service service = (*serviceIt);
 459                             if (!service.m_strIcon.isEmpty()) {
 460                                 QAction* action = menu->addAction(KIcon(service.m_strIcon),
 461                                                                   service.m_strName);
 462                                 serviceActions << action;
 463                             }
 464                             else {
 465                                 QAction *action = menu->addAction(service.m_strName);
 466                                 serviceActions << action;
 467                             }
 468                             actionsVector.append(service);
 469                         }
 470                     }
 471                 }
 472             }
 473         }
 474     }
 475
 476     const int itemsCount = actionsMenu->actions().count();
 477     if (itemsCount == 0) {
 478         // no actions are available at all, hence show the "Actions"
 479         // submenu disabled
 480         actionsMenu->setEnabled(false);
 481     }
 482
 483     if (itemsCount == 1) {
 484         // Exactly one item is available. Instead of showing a sub menu with
 485         // only one item, show the item directly in the root menu.
 486         if (menu == actionsMenu) {
 487             // The item is an action, hence show the action in the root menu.
 488             const QList<QAction*> actions = actionsMenu->actions();
 489             Q_ASSERT(actions.count() == 1);
 490
 491             const QString text = actions[0]->text();
 492             const QIcon icon = actions[0]->icon();
 493             if (icon.isNull()) {
 494                 QAction* action = popup->addAction(text);
 495                 serviceActions.clear();
 496                 serviceActions << action;
 497             }
 498             else {
 499                 QAction* action = popup->addAction(icon, text);
 500                 serviceActions.clear();
 501                 serviceActions << action;
 502             }
 503         }
 504         else {
 505             // The item is a sub menu, hence show the sub menu in the root menu.
 506             popup->addMenu(menu);
 507         }
 508         actionsMenu->deleteLater();
 509         actionsMenu = 0;
 510     }
 511     else {
 512         popup->addMenu(actionsMenu);
 513     }
 514
 515     return serviceActions;
 516 }
 517
 518 bool DolphinContextMenu::containsEntry(const KMenu* menu,
 519                                        const QString& entryName) const
 520 {
 521     Q_ASSERT(menu != 0);
 522
 523     const QList<QAction*> list = menu->actions();
 524     const uint count = list.count();
 525     for (uint i = 0; i < count; ++i) {
 526         const QAction* action = list.at(i);
 527         if (action->text() == entryName) {
 528             return true;
 529         }
 530     }
 531
 532     return false;
 533 }
 534
 535 #include "dolphincontextmenu.moc"