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