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 <kfileitemlistproperties.h>
  32 #include <kfileplacesmodel.h>
  33 #include <kglobal.h>
  34 #include <kiconloader.h>
  35 #include <kio/netaccess.h>
  36 #include <kmenu.h>
  37 #include <kmenubar.h>
  38 #include <kmessagebox.h>
  39 #include <kmimetypetrader.h>
  40 #include <knewfilemenu.h>
  41 #include <konqmimedata.h>
  42 #include <konq_operations.h>
  43 #include <kfileitemactions.h>
  44 #include <klocale.h>
  45 #include <kpropertiesdialog.h>
  46 #include <kstandardaction.h>
  47 #include <kstandarddirs.h>
  48
  49 #include <QtGui/QApplication>
  50 #include <QtGui/QClipboard>
  51 #include <QtCore/QDir>
  52
  53 #include "views/dolphinview.h"
  54 #include "views/viewmodecontroller.h"
  55
  56 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  57                                        const KFileItem& fileInfo,
  58                                        const KUrl& baseUrl) :
  59     m_mainWindow(parent),
  60     m_capabilities(0),
  61     m_fileInfo(fileInfo),
  62     m_baseUrl(baseUrl),
  63     m_context(NoContext),
  64     m_copyToMenu(parent),
  65     m_customActions(),
  66     m_popup(new KMenu(m_mainWindow)),
  67     m_shiftPressed(false),
  68     m_keyInfo(),
  69     m_removeAction(0)
  70 {
  71     // The context menu either accesses the URLs of the selected items
  72     // or the items itself. To increase the performance both lists are cached.
  73     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
  74     m_selectedUrls = view->selectedUrls();
  75     m_selectedItems = view->selectedItems();
  76
  77     if (m_keyInfo.isKeyPressed(Qt::Key_Shift) || m_keyInfo.isKeyLatched(Qt::Key_Shift)) {
  78         m_shiftPressed = true;
  79     }
  80
  81     connect(&m_keyInfo, SIGNAL(keyPressed(Qt::Key, bool)),
  82             this, SLOT(slotKeyModifierPressed(Qt::Key, bool)));
  83
  84     m_removeAction = new QAction(this);
  85     connect(m_removeAction, SIGNAL(triggered()), this, SLOT(slotRemoveActionTriggered()));
  86 }
  87
  88 DolphinContextMenu::~DolphinContextMenu()
  89 {
  90     delete m_capabilities;
  91     m_capabilities = 0;
  92 }
  93
  94 void DolphinContextMenu::setCustomActions(const QList<QAction*>& actions)
  95 {
  96     m_customActions = actions;
  97 }
  98
  99 void DolphinContextMenu::open()
 100 {
 101     // get the context information
 102     if (m_baseUrl.protocol() == "trash") {
 103         m_context |= TrashContext;
 104     }
 105
 106     if (!m_fileInfo.isNull() && !m_selectedItems.isEmpty()) {
 107         m_context |= ItemContext;
 108         // TODO: handle other use cases like devices + desktop files
 109     }
 110
 111     // open the corresponding popup for the context
 112     if (m_context & TrashContext) {
 113         if (m_context & ItemContext) {
 114             openTrashItemContextMenu();
 115         } else {
 116             openTrashContextMenu();
 117         }
 118     } else if (m_context & ItemContext) {
 119         openItemContextMenu();
 120     } else {
 121         Q_ASSERT(m_context == NoContext);
 122         openViewportContextMenu();
 123     }
 124 }
 125
 126 void DolphinContextMenu::slotKeyModifierPressed(Qt::Key key, bool pressed)
 127 {
 128     m_shiftPressed = (key == Qt::Key_Shift) && pressed;
 129     updateRemoveAction();
 130 }
 131
 132 void DolphinContextMenu::slotRemoveActionTriggered()
 133 {
 134     const KActionCollection* collection = m_mainWindow->actionCollection();
 135     if (m_shiftPressed) {
 136         collection->action("delete")->trigger();
 137     } else {
 138         collection->action("move_to_trash")->trigger();
 139     }
 140 }
 141
 142 void DolphinContextMenu::openTrashContextMenu()
 143 {
 144     Q_ASSERT(m_context & TrashContext);
 145
 146     addShowMenubarAction();
 147
 148     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), m_popup.data());
 149     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 150     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 151     m_popup->addAction(emptyTrashAction);
 152
 153     QAction* addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 154                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 155
 156     // Don't show if url is already in places
 157     if (placeExists(m_mainWindow->activeViewContainer()->url())) {
 158         addToPlacesAction->setVisible(false);
 159     }
 160
 161     addCustomActions();
 162
 163     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 164     m_popup->addAction(propertiesAction);
 165
 166     QAction *action = m_popup->exec(QCursor::pos());
 167     if (action == emptyTrashAction) {
 168         const QString text(i18nc("@info", "Do you really want to empty the Trash? All items will be deleted."));
 169         const bool del = KMessageBox::warningContinueCancel(m_mainWindow,
 170                                                             text,
 171                                                             QString(),
 172                                                             KGuiItem(i18nc("@action:button", "Empty Trash"),
 173                                                                      KIcon("user-trash"))
 174                                                            ) == KMessageBox::Continue;
 175         if (del) {
 176             KonqOperations::emptyTrash(m_mainWindow);
 177         }
 178     } else if (action == addToPlacesAction) {
 179         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 180         if (url.isValid()) {
 181             DolphinSettings::instance().placesModel()->addPlace(i18nc("@label", "Trash"), url);
 182         }
 183     }
 184 }
 185
 186 void DolphinContextMenu::openTrashItemContextMenu()
 187 {
 188     Q_ASSERT(m_context & TrashContext);
 189     Q_ASSERT(m_context & ItemContext);
 190
 191     addShowMenubarAction();
 192
 193     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 194     m_popup->addAction(restoreAction);
 195
 196     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 197     m_popup->addAction(deleteAction);
 198
 199     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 200     m_popup->addAction(propertiesAction);
 201
 202     if (m_popup->exec(QCursor::pos()) == restoreAction) {
 203         KonqOperations::restoreTrashedItems(m_selectedUrls, m_mainWindow);
 204     }
 205 }
 206
 207 void DolphinContextMenu::openItemContextMenu()
 208 {
 209     Q_ASSERT(!m_fileInfo.isNull());
 210
 211     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1)) {
 212         // setup 'Create New' menu
 213         DolphinNewFileMenu* newFileMenu = new DolphinNewFileMenu(m_popup.data(), m_mainWindow);
 214         const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 215         newFileMenu->setViewShowsHiddenFiles(view->showHiddenFiles());
 216         newFileMenu->checkUpToDate();
 217         newFileMenu->setPopupFiles(m_fileInfo.url());
 218         newFileMenu->setEnabled(capabilities().supportsWriting());
 219
 220         KMenu* menu = newFileMenu->menu();
 221         menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
 222         menu->setIcon(KIcon("document-new"));
 223         m_popup->addMenu(menu);
 224         m_popup->addSeparator();
 225
 226         // insert 'Open in new window' and 'Open in new tab' entries
 227         m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_window"));
 228         m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_tab"));
 229         m_popup->addSeparator();
 230     }
 231     addShowMenubarAction();
 232     insertDefaultItemActions();
 233
 234     m_popup->addSeparator();
 235
 236     KFileItemActions fileItemActions;
 237     fileItemActions.setItemListProperties(capabilities());
 238     addServiceActions(fileItemActions);
 239
 240     addVersionControlActions();
 241
 242     // insert 'Copy To' and 'Move To' sub menus
 243     if (DolphinSettings::instance().generalSettings()->showCopyMoveMenu()) {
 244         m_copyToMenu.setItems(m_selectedItems);
 245         m_copyToMenu.setReadOnly(!capabilities().supportsWriting());
 246         m_copyToMenu.addActionsTo(m_popup.data());
 247         m_popup->addSeparator();
 248     }
 249
 250     // insert 'Add to Places' entry if exactly one item is selected
 251     QAction* addToPlacesAction = 0;
 252     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1) && !placeExists(m_fileInfo.url())) {
 253         addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 254                                              i18nc("@action:inmenu Add selected folder to places", "Add to Places"));
 255     }
 256
 257     // insert 'Properties...' entry
 258     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 259     m_popup->addAction(propertiesAction);
 260
 261     QAction* activatedAction = m_popup->exec(QCursor::pos());
 262
 263     if ((addToPlacesAction != 0) && (activatedAction == addToPlacesAction)) {
 264         const KUrl selectedUrl(m_fileInfo.url());
 265         if (selectedUrl.isValid()) {
 266             DolphinSettings::instance().placesModel()->addPlace(placesName(selectedUrl),
 267                                                                 selectedUrl);
 268         }
 269     }
 270 }
 271
 272 void DolphinContextMenu::openViewportContextMenu()
 273 {
 274     addShowMenubarAction();
 275
 276     // setup 'Create New' menu
 277     KNewFileMenu* newFileMenu = m_mainWindow->newFileMenu();
 278     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 279     newFileMenu->setViewShowsHiddenFiles(view->showHiddenFiles());
 280     newFileMenu->checkUpToDate();
 281     newFileMenu->setPopupFiles(m_baseUrl);
 282     m_popup->addMenu(newFileMenu->menu());
 283     m_popup->addSeparator();
 284
 285     // insert 'Open in new window' and 'Open in new tab' entries
 286     m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_window"));
 287     m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_tab"));
 288     m_popup->addSeparator();
 289
 290     QAction* pasteAction = createPasteAction();
 291     m_popup->addAction(pasteAction);
 292     m_popup->addSeparator();
 293
 294     // insert service actions
 295     const KFileItem item(KFileItem::Unknown, KFileItem::Unknown, m_baseUrl);
 296     const KFileItemListProperties baseUrlProperties(KFileItemList() << item);
 297     KFileItemActions fileItemActions;
 298     fileItemActions.setItemListProperties(baseUrlProperties);
 299     addServiceActions(fileItemActions);
 300
 301     addVersionControlActions();
 302
 303     // insert 'Add to Places' entry if exactly one item is selected
 304     QAction* addToPlacesAction = 0;
 305     if (!placeExists(m_mainWindow->activeViewContainer()->url())) {
 306         addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 307                                              i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 308     }
 309
 310     addCustomActions();
 311
 312     QAction* propertiesAction = m_popup->addAction(i18nc("@action:inmenu", "Properties"));
 313     propertiesAction->setIcon(KIcon("document-properties"));
 314     QAction* action = m_popup->exec(QCursor::pos());
 315     if (action == propertiesAction) {
 316         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 317
 318         KPropertiesDialog* dialog = new KPropertiesDialog(url, m_mainWindow);
 319         dialog->setAttribute(Qt::WA_DeleteOnClose);
 320         dialog->show();
 321     } else if ((addToPlacesAction != 0) && (action == addToPlacesAction)) {
 322         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 323         if (url.isValid()) {
 324             DolphinSettings::instance().placesModel()->addPlace(placesName(url), url);
 325         }
 326     }
 327 }
 328
 329 void DolphinContextMenu::insertDefaultItemActions()
 330 {
 331     const KActionCollection* collection = m_mainWindow->actionCollection();
 332
 333     // Insert 'Cut', 'Copy' and 'Paste'
 334     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Cut)));
 335     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Copy)));
 336     m_popup->addAction(createPasteAction());
 337
 338     m_popup->addSeparator();
 339
 340     // Insert 'Rename'
 341     QAction* renameAction = collection->action("rename");
 342     m_popup->addAction(renameAction);
 343
 344     // Insert 'Move to Trash' and/or 'Delete'
 345     if (KGlobal::config()->group("KDE").readEntry("ShowDeleteCommand", false)) {
 346         m_popup->addAction(collection->action("move_to_trash"));
 347         m_popup->addAction(collection->action("delete"));
 348     } else {
 349         m_popup->addAction(m_removeAction);
 350         updateRemoveAction();
 351     }
 352 }
 353
 354 void DolphinContextMenu::addShowMenubarAction()
 355 {
 356     KAction* showMenuBar = m_mainWindow->showMenuBarAction();
 357     if (!m_mainWindow->menuBar()->isVisible()) {
 358         m_popup->addAction(showMenuBar);
 359         m_popup->addSeparator();
 360     }
 361 }
 362
 363 QString DolphinContextMenu::placesName(const KUrl& url) const
 364 {
 365     QString name = url.fileName();
 366     if (name.isEmpty()) {
 367         name = url.host();
 368     }
 369     return name;
 370 }
 371
 372 bool DolphinContextMenu::placeExists(const KUrl& url) const
 373 {
 374     const KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel();
 375     const int count = placesModel->rowCount();
 376
 377     for (int i = 0; i < count; ++i) {
 378         const QModelIndex index = placesModel->index(i, 0);
 379
 380         if (url.equals(placesModel->url(index), KUrl::CompareWithoutTrailingSlash)) {
 381             return true;
 382         }
 383     }
 384     return false;
 385 }
 386
 387 QAction* DolphinContextMenu::createPasteAction()
 388 {
 389     QAction* action = 0;
 390     const bool isDir = !m_fileInfo.isNull() && m_fileInfo.isDir();
 391     if (isDir && (m_selectedItems.count() == 1)) {
 392         action = new QAction(KIcon("edit-paste"), i18nc("@action:inmenu", "Paste Into Folder"), this);
 393         const QMimeData* mimeData = QApplication::clipboard()->mimeData();
 394         const KUrl::List pasteData = KUrl::List::fromMimeData(mimeData);
 395         action->setEnabled(!pasteData.isEmpty() && capabilities().supportsWriting());
 396         connect(action, SIGNAL(triggered()), m_mainWindow, SLOT(pasteIntoFolder()));
 397     } else {
 398         action = m_mainWindow->actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 399     }
 400
 401     return action;
 402 }
 403
 404 KFileItemListProperties& DolphinContextMenu::capabilities()
 405 {
 406     if (m_capabilities == 0) {
 407         m_capabilities = new KFileItemListProperties(m_selectedItems);
 408     }
 409     return *m_capabilities;
 410 }
 411
 412 void DolphinContextMenu::addServiceActions(KFileItemActions& fileItemActions)
 413 {
 414     fileItemActions.setParentWidget(m_mainWindow);
 415
 416     // insert 'Open With...' action or sub menu
 417     fileItemActions.addOpenWithActionsTo(m_popup.data(), "DesktopEntryName != 'dolphin'");
 418
 419     // insert 'Actions' sub menu
 420     if (fileItemActions.addServiceActionsTo(m_popup.data())) {
 421         m_popup->addSeparator();
 422     }
 423 }
 424
 425 void DolphinContextMenu::addVersionControlActions()
 426 {
 427     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 428     const QList<QAction*> versionControlActions = view->versionControlActions(m_selectedItems);
 429     if (!versionControlActions.isEmpty()) {
 430         foreach (QAction* action, versionControlActions) {
 431             m_popup->addAction(action);
 432         }
 433         m_popup->addSeparator();
 434     }
 435 }
 436
 437 void DolphinContextMenu::addCustomActions()
 438 {
 439     foreach (QAction* action, m_customActions) {
 440         m_popup->addAction(action);
 441     }
 442 }
 443
 444 void DolphinContextMenu::updateRemoveAction()
 445 {
 446     // Set the current size as fixed size so that the menu isn't flickering when pressing shift.
 447     m_popup->setFixedSize(m_popup->size());
 448
 449     const KActionCollection* collection = m_mainWindow->actionCollection();
 450     const bool moveToTrash = capabilities().isLocal() && !m_shiftPressed;
 451     const QAction* action = moveToTrash ? collection->action("move_to_trash") : collection->action("delete");
 452     m_removeAction->setText(action->text());
 453     m_removeAction->setIcon(action->icon());
 454     m_removeAction->setShortcuts(action->shortcuts());
 455
 456     // This sets the menu back to a dynamic size followed by a forced resize in case the
 457     // newly made visible action has bigger text.
 458     m_popup->setFixedSize(QSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX));
 459     m_popup->resize(m_popup->sizeHint());
 460 }
 461
 462 #include "dolphincontextmenu.moc"