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 <kmodifierkeyinfo.h>
  41 #include <knewfilemenu.h>
  42 #include <konqmimedata.h>
  43 #include <konq_operations.h>
  44 #include <kfileitemactions.h>
  45 #include <klocale.h>
  46 #include <kpropertiesdialog.h>
  47 #include <kstandardaction.h>
  48 #include <kstandarddirs.h>
  49
  50 #include <QtGui/QApplication>
  51 #include <QtGui/QClipboard>
  52 #include <QtCore/QDir>
  53
  54 #include "views/dolphinview.h"
  55 #include "views/viewmodecontroller.h"
  56
  57 K_GLOBAL_STATIC(KModifierKeyInfo, m_keyInfo)
  58
  59 DolphinContextMenu::DolphinContextMenu(DolphinMainWindow* parent,
  60                                        const KFileItem& fileInfo,
  61                                        const KUrl& baseUrl) :
  62     m_mainWindow(parent),
  63     m_capabilities(0),
  64     m_fileInfo(fileInfo),
  65     m_baseUrl(baseUrl),
  66     m_context(NoContext),
  67     m_copyToMenu(parent),
  68     m_customActions(),
  69     m_popup(new KMenu(m_mainWindow)),
  70     m_shiftPressed(false),
  71     m_removeAction(0)
  72 {
  73     // The context menu either accesses the URLs of the selected items
  74     // or the items itself. To increase the performance both lists are cached.
  75     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
  76     m_selectedUrls = view->selectedUrls();
  77     m_selectedItems = view->selectedItems();
  78
  79     if (m_keyInfo != 0) {
  80         if (m_keyInfo->isKeyPressed(Qt::Key_Shift) || m_keyInfo->isKeyLatched(Qt::Key_Shift)) {
  81             m_shiftPressed = true;
  82         }
  83         connect(m_keyInfo, SIGNAL(keyPressed(Qt::Key, bool)),
  84                 this, SLOT(slotKeyModifierPressed(Qt::Key, bool)));
  85     }
  86
  87     m_removeAction = new QAction(this);
  88     connect(m_removeAction, SIGNAL(triggered()), this, SLOT(slotRemoveActionTriggered()));
  89 }
  90
  91 DolphinContextMenu::~DolphinContextMenu()
  92 {
  93     delete m_capabilities;
  94     m_capabilities = 0;
  95 }
  96
  97 void DolphinContextMenu::setCustomActions(const QList<QAction*>& actions)
  98 {
  99     m_customActions = actions;
 100 }
 101
 102 void DolphinContextMenu::open()
 103 {
 104     // get the context information
 105     if (m_baseUrl.protocol() == "trash") {
 106         m_context |= TrashContext;
 107     }
 108
 109     if (!m_fileInfo.isNull() && !m_selectedItems.isEmpty()) {
 110         m_context |= ItemContext;
 111         // TODO: handle other use cases like devices + desktop files
 112     }
 113
 114     // open the corresponding popup for the context
 115     if (m_context & TrashContext) {
 116         if (m_context & ItemContext) {
 117             openTrashItemContextMenu();
 118         } else {
 119             openTrashContextMenu();
 120         }
 121     } else if (m_context & ItemContext) {
 122         openItemContextMenu();
 123     } else {
 124         Q_ASSERT(m_context == NoContext);
 125         openViewportContextMenu();
 126     }
 127 }
 128
 129 void DolphinContextMenu::initializeModifierKeyInfo()
 130 {
 131     // Access m_keyInfo, so that it gets instantiated by
 132     // K_GLOBAL_STATIC
 133     KModifierKeyInfo* keyInfo = m_keyInfo;
 134     Q_UNUSED(keyInfo);
 135 }
 136
 137 void DolphinContextMenu::slotKeyModifierPressed(Qt::Key key, bool pressed)
 138 {
 139     m_shiftPressed = (key == Qt::Key_Shift) && pressed;
 140     updateRemoveAction();
 141 }
 142
 143 void DolphinContextMenu::slotRemoveActionTriggered()
 144 {
 145     const KActionCollection* collection = m_mainWindow->actionCollection();
 146     if (m_shiftPressed) {
 147         collection->action("delete")->trigger();
 148     } else {
 149         collection->action("move_to_trash")->trigger();
 150     }
 151 }
 152
 153 void DolphinContextMenu::openTrashContextMenu()
 154 {
 155     Q_ASSERT(m_context & TrashContext);
 156
 157     addShowMenubarAction();
 158
 159     QAction* emptyTrashAction = new QAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"), m_popup.data());
 160     KConfig trashConfig("trashrc", KConfig::SimpleConfig);
 161     emptyTrashAction->setEnabled(!trashConfig.group("Status").readEntry("Empty", true));
 162     m_popup->addAction(emptyTrashAction);
 163
 164     QAction* addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 165                                                   i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 166
 167     // Don't show if url is already in places
 168     if (placeExists(m_mainWindow->activeViewContainer()->url())) {
 169         addToPlacesAction->setVisible(false);
 170     }
 171
 172     addCustomActions();
 173
 174     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 175     m_popup->addAction(propertiesAction);
 176
 177     QAction *action = m_popup->exec(QCursor::pos());
 178     if (action == emptyTrashAction) {
 179         const QString text(i18nc("@info", "Do you really want to empty the Trash? All items will be deleted."));
 180         const bool del = KMessageBox::warningContinueCancel(m_mainWindow,
 181                                                             text,
 182                                                             QString(),
 183                                                             KGuiItem(i18nc("@action:button", "Empty Trash"),
 184                                                                      KIcon("user-trash"))
 185                                                            ) == KMessageBox::Continue;
 186         if (del) {
 187             KonqOperations::emptyTrash(m_mainWindow);
 188         }
 189     } else if (action == addToPlacesAction) {
 190         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 191         if (url.isValid()) {
 192             DolphinSettings::instance().placesModel()->addPlace(i18nc("@label", "Trash"), url);
 193         }
 194     }
 195 }
 196
 197 void DolphinContextMenu::openTrashItemContextMenu()
 198 {
 199     Q_ASSERT(m_context & TrashContext);
 200     Q_ASSERT(m_context & ItemContext);
 201
 202     addShowMenubarAction();
 203
 204     QAction* restoreAction = new QAction(i18nc("@action:inmenu", "Restore"), m_mainWindow);
 205     m_popup->addAction(restoreAction);
 206
 207     QAction* deleteAction = m_mainWindow->actionCollection()->action("delete");
 208     m_popup->addAction(deleteAction);
 209
 210     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 211     m_popup->addAction(propertiesAction);
 212
 213     if (m_popup->exec(QCursor::pos()) == restoreAction) {
 214         KonqOperations::restoreTrashedItems(m_selectedUrls, m_mainWindow);
 215     }
 216 }
 217
 218 void DolphinContextMenu::openItemContextMenu()
 219 {
 220     Q_ASSERT(!m_fileInfo.isNull());
 221
 222     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1)) {
 223         // setup 'Create New' menu
 224         DolphinNewFileMenu* newFileMenu = new DolphinNewFileMenu(m_popup.data(), m_mainWindow);
 225         const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 226         newFileMenu->setViewShowsHiddenFiles(view->showHiddenFiles());
 227         newFileMenu->checkUpToDate();
 228         newFileMenu->setPopupFiles(m_fileInfo.url());
 229         newFileMenu->setEnabled(capabilities().supportsWriting());
 230
 231         KMenu* menu = newFileMenu->menu();
 232         menu->setTitle(i18nc("@title:menu Create new folder, file, link, etc.", "Create New"));
 233         menu->setIcon(KIcon("document-new"));
 234         m_popup->addMenu(menu);
 235         m_popup->addSeparator();
 236
 237         // insert 'Open in new window' and 'Open in new tab' entries
 238         m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_window"));
 239         m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_tab"));
 240         m_popup->addSeparator();
 241     }
 242     addShowMenubarAction();
 243     insertDefaultItemActions();
 244
 245     m_popup->addSeparator();
 246
 247     KFileItemActions fileItemActions;
 248     fileItemActions.setItemListProperties(capabilities());
 249     addServiceActions(fileItemActions);
 250
 251     addVersionControlActions();
 252
 253     // insert 'Copy To' and 'Move To' sub menus
 254     if (DolphinSettings::instance().generalSettings()->showCopyMoveMenu()) {
 255         m_copyToMenu.setItems(m_selectedItems);
 256         m_copyToMenu.setReadOnly(!capabilities().supportsWriting());
 257         m_copyToMenu.addActionsTo(m_popup.data());
 258         m_popup->addSeparator();
 259     }
 260
 261     // insert 'Add to Places' entry if exactly one item is selected
 262     QAction* addToPlacesAction = 0;
 263     if (m_fileInfo.isDir() && (m_selectedUrls.count() == 1) && !placeExists(m_fileInfo.url())) {
 264         addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 265                                              i18nc("@action:inmenu Add selected folder to places", "Add to Places"));
 266     }
 267
 268     // insert 'Properties...' entry
 269     QAction* propertiesAction = m_mainWindow->actionCollection()->action("properties");
 270     m_popup->addAction(propertiesAction);
 271
 272     QAction* activatedAction = m_popup->exec(QCursor::pos());
 273
 274     if ((addToPlacesAction != 0) && (activatedAction == addToPlacesAction)) {
 275         const KUrl selectedUrl(m_fileInfo.url());
 276         if (selectedUrl.isValid()) {
 277             DolphinSettings::instance().placesModel()->addPlace(placesName(selectedUrl),
 278                                                                 selectedUrl);
 279         }
 280     }
 281 }
 282
 283 void DolphinContextMenu::openViewportContextMenu()
 284 {
 285     addShowMenubarAction();
 286
 287     // setup 'Create New' menu
 288     KNewFileMenu* newFileMenu = m_mainWindow->newFileMenu();
 289     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 290     newFileMenu->setViewShowsHiddenFiles(view->showHiddenFiles());
 291     newFileMenu->checkUpToDate();
 292     newFileMenu->setPopupFiles(m_baseUrl);
 293     m_popup->addMenu(newFileMenu->menu());
 294     m_popup->addSeparator();
 295
 296     // insert 'Open in new window' and 'Open in new tab' entries
 297     m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_window"));
 298     m_popup->addAction(m_mainWindow->actionCollection()->action("open_in_new_tab"));
 299     m_popup->addSeparator();
 300
 301     QAction* pasteAction = createPasteAction();
 302     m_popup->addAction(pasteAction);
 303     m_popup->addSeparator();
 304
 305     // insert service actions
 306     const KFileItem item(KFileItem::Unknown, KFileItem::Unknown, m_baseUrl);
 307     const KFileItemListProperties baseUrlProperties(KFileItemList() << item);
 308     KFileItemActions fileItemActions;
 309     fileItemActions.setItemListProperties(baseUrlProperties);
 310     addServiceActions(fileItemActions);
 311
 312     addVersionControlActions();
 313
 314     // insert 'Add to Places' entry if exactly one item is selected
 315     QAction* addToPlacesAction = 0;
 316     if (!placeExists(m_mainWindow->activeViewContainer()->url())) {
 317         addToPlacesAction = m_popup->addAction(KIcon("bookmark-new"),
 318                                              i18nc("@action:inmenu Add current folder to places", "Add to Places"));
 319     }
 320
 321     addCustomActions();
 322
 323     QAction* propertiesAction = m_popup->addAction(i18nc("@action:inmenu", "Properties"));
 324     propertiesAction->setIcon(KIcon("document-properties"));
 325     QAction* action = m_popup->exec(QCursor::pos());
 326     if (action == propertiesAction) {
 327         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 328
 329         KPropertiesDialog* dialog = new KPropertiesDialog(url, m_mainWindow);
 330         dialog->setAttribute(Qt::WA_DeleteOnClose);
 331         dialog->show();
 332     } else if ((addToPlacesAction != 0) && (action == addToPlacesAction)) {
 333         const KUrl& url = m_mainWindow->activeViewContainer()->url();
 334         if (url.isValid()) {
 335             DolphinSettings::instance().placesModel()->addPlace(placesName(url), url);
 336         }
 337     }
 338 }
 339
 340 void DolphinContextMenu::insertDefaultItemActions()
 341 {
 342     const KActionCollection* collection = m_mainWindow->actionCollection();
 343
 344     // Insert 'Cut', 'Copy' and 'Paste'
 345     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Cut)));
 346     m_popup->addAction(collection->action(KStandardAction::name(KStandardAction::Copy)));
 347     m_popup->addAction(createPasteAction());
 348
 349     m_popup->addSeparator();
 350
 351     // Insert 'Rename'
 352     QAction* renameAction = collection->action("rename");
 353     m_popup->addAction(renameAction);
 354
 355     // Insert 'Move to Trash' and/or 'Delete'
 356     if (KGlobal::config()->group("KDE").readEntry("ShowDeleteCommand", false)) {
 357         m_popup->addAction(collection->action("move_to_trash"));
 358         m_popup->addAction(collection->action("delete"));
 359     } else {
 360         m_popup->addAction(m_removeAction);
 361         updateRemoveAction();
 362     }
 363 }
 364
 365 void DolphinContextMenu::addShowMenubarAction()
 366 {
 367     KAction* showMenuBar = m_mainWindow->showMenuBarAction();
 368     if (!m_mainWindow->menuBar()->isVisible()) {
 369         m_popup->addAction(showMenuBar);
 370         m_popup->addSeparator();
 371     }
 372 }
 373
 374 QString DolphinContextMenu::placesName(const KUrl& url) const
 375 {
 376     QString name = url.fileName();
 377     if (name.isEmpty()) {
 378         name = url.host();
 379     }
 380     return name;
 381 }
 382
 383 bool DolphinContextMenu::placeExists(const KUrl& url) const
 384 {
 385     const KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel();
 386     const int count = placesModel->rowCount();
 387
 388     for (int i = 0; i < count; ++i) {
 389         const QModelIndex index = placesModel->index(i, 0);
 390
 391         if (url.equals(placesModel->url(index), KUrl::CompareWithoutTrailingSlash)) {
 392             return true;
 393         }
 394     }
 395     return false;
 396 }
 397
 398 QAction* DolphinContextMenu::createPasteAction()
 399 {
 400     QAction* action = 0;
 401     const bool isDir = !m_fileInfo.isNull() && m_fileInfo.isDir();
 402     if (isDir && (m_selectedItems.count() == 1)) {
 403         action = new QAction(KIcon("edit-paste"), i18nc("@action:inmenu", "Paste Into Folder"), this);
 404         const QMimeData* mimeData = QApplication::clipboard()->mimeData();
 405         const KUrl::List pasteData = KUrl::List::fromMimeData(mimeData);
 406         action->setEnabled(!pasteData.isEmpty() && capabilities().supportsWriting());
 407         connect(action, SIGNAL(triggered()), m_mainWindow, SLOT(pasteIntoFolder()));
 408     } else {
 409         action = m_mainWindow->actionCollection()->action(KStandardAction::name(KStandardAction::Paste));
 410     }
 411
 412     return action;
 413 }
 414
 415 KFileItemListProperties& DolphinContextMenu::capabilities()
 416 {
 417     if (m_capabilities == 0) {
 418         m_capabilities = new KFileItemListProperties(m_selectedItems);
 419     }
 420     return *m_capabilities;
 421 }
 422
 423 void DolphinContextMenu::addServiceActions(KFileItemActions& fileItemActions)
 424 {
 425     fileItemActions.setParentWidget(m_mainWindow);
 426
 427     // insert 'Open With...' action or sub menu
 428     fileItemActions.addOpenWithActionsTo(m_popup.data(), "DesktopEntryName != 'dolphin'");
 429
 430     // insert 'Actions' sub menu
 431     if (fileItemActions.addServiceActionsTo(m_popup.data())) {
 432         m_popup->addSeparator();
 433     }
 434 }
 435
 436 void DolphinContextMenu::addVersionControlActions()
 437 {
 438     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
 439     const QList<QAction*> versionControlActions = view->versionControlActions(m_selectedItems);
 440     if (!versionControlActions.isEmpty()) {
 441         foreach (QAction* action, versionControlActions) {
 442             m_popup->addAction(action);
 443         }
 444         m_popup->addSeparator();
 445     }
 446 }
 447
 448 void DolphinContextMenu::addCustomActions()
 449 {
 450     foreach (QAction* action, m_customActions) {
 451         m_popup->addAction(action);
 452     }
 453 }
 454
 455 void DolphinContextMenu::updateRemoveAction()
 456 {
 457     const KActionCollection* collection = m_mainWindow->actionCollection();
 458     const bool moveToTrash = capabilities().isLocal() && !m_shiftPressed;
 459     const QAction* action = moveToTrash ? collection->action("move_to_trash") : collection->action("delete");
 460     m_removeAction->setText(action->text());
 461     m_removeAction->setIcon(action->icon());
 462     m_removeAction->setShortcuts(action->shortcuts());
 463 }
 464
 465 #include "dolphincontextmenu.moc"