src/draganddrophelper.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Peter Penz <peter.penz@gmx.at>                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program 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         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "draganddrophelper.h"
  21 #include "dolphiniconsview.h"
  22
  23 #include <kdirmodel.h>
  24 #include <kicon.h>
  25
  26 #include <QAbstractItemView>
  27 #include <QAbstractProxyModel>
  28 #include <QDrag>
  29
  30 void DragAndDropHelper::startDrag(QAbstractItemView* itemView, Qt::DropActions supportedActions)
  31 {
  32     QModelIndexList indexes = itemView->selectionModel()->selectedIndexes();
  33     if (indexes.count() > 0) {
  34         QMimeData *data = itemView->model()->mimeData(indexes);
  35         if (data == 0) {
  36             return;
  37         }
  38
  39         QDrag* drag = new QDrag(itemView);
  40         QPixmap pixmap;
  41         if (indexes.count() == 1) {
  42             QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(itemView->model());
  43             KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
  44             const QModelIndex index = proxyModel->mapToSource(indexes.first());
  45
  46             const KFileItem item = dirModel->itemForIndex(index);
  47             pixmap = item.pixmap(KIconLoader::SizeMedium, KIconLoader::SizeMedium);
  48         } else {
  49             pixmap = KIcon("document-multiple").pixmap(KIconLoader::SizeMedium, KIconLoader::SizeMedium);
  50         }
  51         drag->setPixmap(pixmap);
  52         drag->setMimeData(data);
  53         drag->exec(supportedActions, Qt::IgnoreAction);
  54     }
  55 }