src/views/draganddrophelper.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2007-2011 by Peter Penz <peter.penz19@gmail.com>        *
   3  *   Copyright (C) 2007 by David Faure <faure@kde.org>                     *
   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 "draganddrophelper.h"
  22
  23 #include <KFileItem>
  24 #include <KLocale>
  25 #include <konq_operations.h>
  26 #include <KUrl>
  27 #include <QtDBus>
  28 #include <QDropEvent>
  29 #include <QWidget>
  30
  31 QString DragAndDropHelper::dropUrls(const KFileItem& destItem,
  32                                     const KUrl& destPath,
  33                                     QDropEvent* event,
  34                                     QWidget* widget)
  35 {
  36     const bool dropToItem = !destItem.isNull() && (destItem.isDir() || destItem.isDesktopFile());
  37     const KUrl destination = dropToItem ? destItem.url() : destPath;
  38
  39     const QMimeData* mimeData = event->mimeData();
  40     if (mimeData->hasFormat("application/x-kde-dndextract")) {
  41         const QString remoteDBusClient = mimeData->data("application/x-kde-dndextract");
  42         QDBusMessage message = QDBusMessage::createMethodCall(remoteDBusClient, "/DndExtract",
  43                                                               "org.kde.DndExtract", "extractSelectedFilesTo");
  44         message.setArguments(QVariantList() << destination.pathOrUrl());
  45         QDBusConnection::sessionBus().call(message);
  46     } else {
  47         const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
  48         const int urlsCount = urls.count();
  49         if (urlsCount == 1 && urls.first() == destination) {
  50             return i18nc("@info:status", "A folder cannot be dropped into itself");
  51         } else if (dropToItem) {
  52             KonqOperations::doDrop(destItem, destination, event, widget);
  53         } else {
  54             KonqOperations::doDrop(KFileItem(), destination, event, widget);
  55         }
  56     }
  57
  58     return QString();
  59 }
  60