src/dolphinpart.cpp

   1 /* This file is part of the KDE project
   2    Copyright (c) 2007 David Faure <faure@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public License
  15    along with this library; see the file COPYING.LIB.  If not, write to
  16    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17    Boston, MA 02110-1301, USA.
  18 */
  19
  20 #include "dolphinpart.h"
  21 #include <kpropertiesdialog.h>
  22 #include <kglobalsettings.h>
  23 #include "dolphinsortfilterproxymodel.h"
  24 #include "dolphinview.h"
  25 #include "dolphinmodel.h"
  26
  27 #include <konq_operations.h>
  28
  29 #include <kactioncollection.h>
  30 #include <kdirlister.h>
  31 #include <kmessagebox.h>
  32 #include <kparts/genericfactory.h>
  33 #include <ktoggleaction.h>
  34 #include <kconfiggroup.h>
  35
  36 #include <QActionGroup>
  37 #include <QApplication>
  38 #include <QClipboard>
  39
  40 typedef KParts::GenericFactory<DolphinPart> DolphinPartFactory;
  41 K_EXPORT_COMPONENT_FACTORY(dolphinpart, DolphinPartFactory)
  42
  43 DolphinPart::DolphinPart(QWidget* parentWidget, QObject* parent, const QStringList& args)
  44     : KParts::ReadOnlyPart(parent)
  45 {
  46     Q_UNUSED(args)
  47     setComponentData( DolphinPartFactory::componentData() );
  48     m_extension = new DolphinPartBrowserExtension(this);
  49
  50     m_dirLister = new KDirLister;
  51     m_dirLister->setAutoUpdate(true);
  52     m_dirLister->setMainWindow(parentWidget->topLevelWidget());
  53     m_dirLister->setDelayedMimeTypes(true);
  54
  55     //connect(m_dirLister, SIGNAL(started(KUrl)), this, SLOT(slotStarted()));
  56     connect(m_dirLister, SIGNAL(completed(KUrl)), this, SLOT(slotCompleted(KUrl)));
  57     connect(m_dirLister, SIGNAL(canceled(KUrl)), this, SLOT(slotCanceled(KUrl)));
  58
  59     m_dolphinModel = new DolphinModel(this);
  60     m_dolphinModel->setDirLister(m_dirLister);
  61
  62     m_proxyModel = new DolphinSortFilterProxyModel(this);
  63     m_proxyModel->setSourceModel(m_dolphinModel);
  64
  65     m_view = new DolphinView(parentWidget,
  66                              KUrl(),
  67                              m_dirLister,
  68                              m_dolphinModel,
  69                              m_proxyModel);
  70     setWidget(m_view);
  71
  72     setXMLFile("dolphinpart.rc");
  73
  74     connect(m_view, SIGNAL(infoMessage(QString)),
  75             this, SLOT(slotInfoMessage(QString)));
  76     connect(m_view, SIGNAL(errorMessage(QString)),
  77             this, SLOT(slotErrorMessage(QString)));
  78     connect(m_view, SIGNAL(itemTriggered(KFileItem)),
  79             this, SLOT(slotItemTriggered(KFileItem)));
  80     connect(m_view, SIGNAL(requestContextMenu(KFileItem,KUrl)),
  81             this, SLOT(slotOpenContextMenu(KFileItem,KUrl)));
  82     connect(m_view, SIGNAL(selectionChanged(KFileItemList)),
  83             m_extension, SIGNAL(selectionInfo(KFileItemList)));
  84     connect(m_view, SIGNAL(selectionChanged(KFileItemList)),
  85             this, SLOT(slotSelectionChanged(KFileItemList)));
  86     connect(m_view, SIGNAL(requestItemInfo(KFileItem)),
  87             this, SLOT(slotRequestItemInfo(KFileItem)));
  88     connect(m_view, SIGNAL(urlChanged(KUrl)),
  89             this, SLOT(slotUrlChanged(KUrl)));
  90     connect(m_view, SIGNAL(modeChanged()),
  91             this, SLOT(updateViewActions()));
  92
  93     QClipboard* clipboard = QApplication::clipboard();
  94     connect(clipboard, SIGNAL(dataChanged()),
  95             this, SLOT(updatePasteAction()));
  96
  97     createActions();
  98     updateViewActions();
  99     slotSelectionChanged(KFileItemList()); // initially disable selection-dependent actions
 100
 101     // TODO provide the viewmode actions in the menu, merged with the existing view-mode-actions somehow
 102     // [Q_PROPERTY introspection?]
 103
 104     // TODO sort_by_* actions
 105     // TODO show_*_info actions
 106
 107     // TODO there was a "always open a new window" (when clicking on a directory) setting in konqueror
 108     // (sort of spacial navigation)
 109 }
 110
 111 DolphinPart::~DolphinPart()
 112 {
 113     delete m_dirLister;
 114 }
 115
 116 void DolphinPart::createActions()
 117 {
 118     QActionGroup* viewModeActions = new QActionGroup(this);
 119     viewModeActions->addAction(DolphinView::iconsModeAction(actionCollection()));
 120     viewModeActions->addAction(DolphinView::detailsModeAction(actionCollection()));
 121     viewModeActions->addAction(DolphinView::columnsModeAction(actionCollection()));
 122     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 123
 124     KAction* renameAction = DolphinView::createRenameAction(actionCollection());
 125     connect(renameAction, SIGNAL(triggered()), m_view, SLOT(renameSelectedItems()));
 126
 127     KAction* moveToTrashAction = DolphinView::createMoveToTrashAction(actionCollection());
 128     connect(moveToTrashAction, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
 129             this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
 130
 131     KAction* deleteAction = DolphinView::createDeleteAction(actionCollection());
 132     connect(deleteAction, SIGNAL(triggered()), m_view, SLOT(deleteSelectedItems()));
 133
 134     KAction *editMimeTypeAction = actionCollection()->addAction( "editMimeType" );
 135     editMimeTypeAction->setText( i18nc("@action:inmenu Edit", "&Edit File Type..." ) );
 136     connect(editMimeTypeAction, SIGNAL(triggered()), SLOT(slotEditMimeType()));
 137
 138     KAction *propertiesAction = actionCollection()->addAction( "properties" );
 139     propertiesAction->setText( i18nc("@action:inmenu Edit", "Properties") );
 140     propertiesAction->setShortcut(Qt::ALT+Qt::Key_Return);
 141     connect(propertiesAction, SIGNAL(triggered()), SLOT(slotProperties()));
 142
 143     // This action doesn't appear in the GUI, it's for the shortcut only.
 144     // KNewMenu takes care of the GUI stuff.
 145     KAction* newDirAction = actionCollection()->addAction( "create_dir" );
 146     newDirAction->setText( i18n("Create Folder..." ) );
 147     connect(newDirAction, SIGNAL(triggered()), SLOT(slotNewDir()));
 148     newDirAction->setShortcut(Qt::Key_F10);
 149     widget()->addAction(newDirAction);
 150
 151     // Go menu
 152
 153     QActionGroup* goActionGroup = new QActionGroup(this);
 154     connect(goActionGroup, SIGNAL(triggered(QAction*)),
 155             this, SLOT(slotGoTriggered(QAction*)));
 156
 157     createGoAction("go_applications", "start-here",
 158                    i18nc("@action:inmenu Go", "App&lications"), QString("programs:/"),
 159                    goActionGroup);
 160     createGoAction("go_network_folders", "drive-remote",
 161                    i18nc("@action:inmenu Go", "&Network Folders"), QString("remote:/"),
 162                    goActionGroup);
 163     createGoAction("go_settings", "preferences-system",
 164                    i18nc("@action:inmenu Go", "Sett&ings"), QString("settings:/"),
 165                    goActionGroup);
 166     createGoAction("go_trash", "user-trash",
 167                    i18nc("@action:inmenu Go", "Trash"), QString("trash:/"),
 168                    goActionGroup);
 169     createGoAction("go_autostart", "",
 170                    i18nc("@action:inmenu Go", "Autostart"), KGlobalSettings::autostartPath(),
 171                    goActionGroup);
 172 }
 173
 174 void DolphinPart::createGoAction(const char* name, const char* iconName,
 175                                  const QString& text, const QString& url,
 176                                  QActionGroup* actionGroup)
 177 {
 178     KAction* action = actionCollection()->addAction(name);
 179     action->setIcon(KIcon(iconName));
 180     action->setText(text);
 181     action->setData(url);
 182     action->setActionGroup(actionGroup);
 183 }
 184
 185 void DolphinPart::slotGoTriggered(QAction* action)
 186 {
 187     const QString url = action->data().toString();
 188     emit m_extension->openUrlRequest(KUrl(url));
 189 }
 190
 191 void DolphinPart::slotSelectionChanged(const KFileItemList& selection)
 192 {
 193     const bool hasSelection = !selection.isEmpty();
 194     if (!hasSelection) {
 195         stateChanged("has_no_selection");
 196     } else {
 197         stateChanged("has_selection");
 198     }
 199
 200     QStringList actions;
 201     actions << "rename" << "move_to_trash" << "delete" << "editMimeType" << "properties";
 202     foreach(const QString& actionName, actions) {
 203         QAction* action = actionCollection()->action(actionName);
 204         Q_ASSERT(action);
 205         if (action) {
 206             action->setEnabled(hasSelection);
 207         }
 208     }
 209
 210     emit m_extension->enableAction("cut", hasSelection);
 211     emit m_extension->enableAction("copy", hasSelection);
 212 }
 213
 214 void DolphinPart::updatePasteAction()
 215 {
 216     QPair<bool, QString> pasteInfo = m_view->pasteInfo();
 217     emit m_extension->enableAction( "paste", pasteInfo.first );
 218     emit m_extension->setActionText( "paste", pasteInfo.second );
 219 }
 220
 221 void DolphinPart::updateViewActions()
 222 {
 223     QAction* action = actionCollection()->action(m_view->currentViewModeActionName());
 224     if (action != 0) {
 225         KToggleAction* toggleAction = static_cast<KToggleAction*>(action);
 226         toggleAction->setChecked(true);
 227     }
 228 }
 229
 230 KAboutData* DolphinPart::createAboutData()
 231 {
 232     return new KAboutData("dolphinpart", "dolphin", ki18nc("@title", "Dolphin Part"), "0.1");
 233 }
 234
 235 bool DolphinPart::openUrl(const KUrl& url)
 236 {
 237     const bool reload = arguments().reload();
 238     if (m_view->url() == url && !reload) { // DolphinView won't do anything in that case, so don't emit started
 239         return true;
 240     }
 241     setUrl(url); // remember it at the KParts level
 242     const QString prettyUrl = url.pathOrUrl();
 243     emit setWindowCaption(prettyUrl);
 244     emit m_extension->setLocationBarUrl(prettyUrl);
 245     emit started(0); // get the wheel to spin
 246     m_view->setUrl(url);
 247     if (reload)
 248         m_view->reload();
 249     return true;
 250 }
 251
 252 void DolphinPart::slotCompleted(const KUrl& url)
 253 {
 254     Q_UNUSED(url)
 255     emit completed();
 256 }
 257
 258 void DolphinPart::slotCanceled(const KUrl& url)
 259 {
 260     slotCompleted(url);
 261 }
 262
 263 void DolphinPart::slotInfoMessage(const QString& msg)
 264 {
 265     emit setStatusBarText(msg);
 266 }
 267
 268 void DolphinPart::slotErrorMessage(const QString& msg)
 269 {
 270     KMessageBox::error(m_view, msg);
 271 }
 272
 273 void DolphinPart::slotRequestItemInfo(const KFileItem& item)
 274 {
 275     emit m_extension->mouseOverInfo(item);
 276 }
 277
 278 void DolphinPart::slotItemTriggered(const KFileItem& item)
 279 {
 280     // MMB click support.
 281     // TODO: this doesn't work, mouseButtons() is always 0.
 282     // Issue N176832 for the missing QAIV signal; task 177399
 283     kDebug() << QApplication::mouseButtons();
 284     if (QApplication::mouseButtons() & Qt::MidButton) {
 285         kDebug() << "MMB!!" << item.mimetype();
 286         if (item.mimeTypePtr()->is("inode/directory")) {
 287             KParts::OpenUrlArguments args;
 288             args.setMimeType( item.mimetype() );
 289             emit m_extension->createNewWindow( item.url(), args );
 290         } else {
 291             kDebug() << "run()";
 292             item.run();
 293         }
 294     } else {
 295         // Left button. [Right button goes to slotOpenContextMenu before triggered can be emitted]
 296         kDebug() << "LMB";
 297         emit m_extension->openUrlRequest(item.url());
 298     }
 299 }
 300
 301 void DolphinPart::slotOpenContextMenu(const KFileItem& _item, const KUrl&)
 302 {
 303     KParts::BrowserExtension::PopupFlags popupFlags = KParts::BrowserExtension::DefaultPopupItems
 304                                                       | KParts::BrowserExtension::ShowProperties
 305                                                       | KParts::BrowserExtension::ShowUrlOperations;
 306     // TODO KonqKfmIconView had if ( !rootItem->isWritable() )
 307     //            popupFlags |= KParts::BrowserExtension::NoDeletion;
 308
 309     KFileItem item(_item);
 310
 311     if (item.isNull()) { // viewport context menu
 312         popupFlags |= KParts::BrowserExtension::ShowNavigationItems | KParts::BrowserExtension::ShowUp;
 313         // TODO get m_dirLister->rootItem if possible. or via kdirmodel?
 314         // and use this as fallback:
 315         item = KFileItem( S_IFDIR, (mode_t)-1, url() );
 316     }
 317
 318     KParts::BrowserExtension::ActionGroupMap actionGroups;
 319     QList<QAction *> editActions;
 320
 321     if (!item.isNull()) { // only for context menu on one or more items
 322         // TODO if ( sMoving )
 323         editActions.append(actionCollection()->action("rename"));
 324
 325         bool addTrash = false;
 326         bool addDel = false;
 327
 328         // TODO if ( sMoving && !isIntoTrash && !isTrashLink )
 329         addTrash = true;
 330
 331         /* TODO if ( sDeleting ) */ {
 332             if ( !item.isLocalFile() )
 333                 addDel = true;
 334             else if (QApplication::keyboardModifiers() & Qt::ShiftModifier) {
 335                 addTrash = false;
 336                 addDel = true;
 337             }
 338             else {
 339                 KConfigGroup configGroup( KGlobal::config(), "KDE" );
 340                 if ( configGroup.readEntry( "ShowDeleteCommand", false) )
 341                     addDel = true;
 342             }
 343         }
 344
 345         if (addTrash)
 346             editActions.append(actionCollection()->action("move_to_trash"));
 347         if (addDel)
 348             editActions.append(actionCollection()->action("delete"));
 349         actionGroups.insert("editactions", editActions);
 350
 351         KFileItemList items; items.append(item);
 352         emit m_extension->popupMenu(QCursor::pos(),
 353                                     items,
 354                                     KParts::OpenUrlArguments(),
 355                                     KParts::BrowserArguments(),
 356                                     popupFlags,
 357                                     actionGroups);
 358     }
 359 }
 360
 361 void DolphinPart::slotViewModeActionTriggered(QAction* action)
 362 {
 363     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 364     m_view->setMode(mode);
 365 }
 366
 367 void DolphinPart::slotUrlChanged(const KUrl& url)
 368 {
 369     if (m_view->url() != url) {
 370         // If the view URL is not equal to 'url', then an inner URL change has
 371         // been done (e. g. by activating an existing column in the column view).
 372         openUrl(url);
 373         emit m_extension->openUrlNotify();
 374     }
 375 }
 376
 377 ////
 378
 379 void DolphinPartBrowserExtension::cut()
 380 {
 381     m_part->view()->cutSelectedItems();
 382 }
 383
 384 void DolphinPartBrowserExtension::copy()
 385 {
 386     m_part->view()->copySelectedItems();
 387 }
 388
 389 void DolphinPartBrowserExtension::paste()
 390 {
 391     m_part->view()->paste();
 392 }
 393
 394 ////
 395
 396 void DolphinPart::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 397 {
 398     // Note: kde3's konq_mainwindow.cpp used to check
 399     // reason == KAction::PopupMenuActivation && ...
 400     // but this isn't supported anymore
 401     if (modifiers & Qt::ShiftModifier)
 402         m_view->deleteSelectedItems();
 403     else
 404         m_view->trashSelectedItems();
 405 }
 406
 407 void DolphinPart::slotNewDir()
 408 {
 409     KonqOperations::newDir(widget(), url());
 410 }
 411
 412 void DolphinPart::slotEditMimeType()
 413 {
 414     const KFileItemList items = m_view->selectedItems();
 415     if (!items.isEmpty()) {
 416         KonqOperations::editMimeType(items.first().mimetype(), m_view);
 417     }
 418 }
 419
 420 void DolphinPart::slotProperties()
 421 {
 422     const KFileItemList items = m_view->selectedItems();
 423     if (!items.isEmpty()) {
 424         KPropertiesDialog dialog(items.first().url(), m_view);
 425         dialog.exec();
 426     }
 427 }
 428
 429 #include "dolphinpart.moc"