include/vrfGuiCoreQt/DtVrfTreeWidget.h

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/******************************************************************************
** Copyright (c) 2009 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtVrfTreeWidget.h,v $ $Revision: 1.1 $ $State: Exp $
******************************************************************************/



#pragma once

#include <vrfGuiCoreQt/vrfGuiCoreQt.h>
#include <vrfGuiCoreQt/DtVrfObjectListViewItem.h>

#include <vrfGuiCoreQt/qtTreeWidgetExtensions.h>

#include <boost/signal.hpp>

namespace makVrv
{
   class DtDe;
}

namespace makVrf
{
   class DT_DLL_VRFGUICOREQT DtVrfTreeWidget : public DtTreeWidget
   {
      Q_OBJECT

   public:
      DtVrfTreeWidget( makVrv::DtDe& de, QWidget* parent = 0 );

      virtual ~DtVrfTreeWidget();

      boost::signal<void (const QStringList& children, makVrv::DtUniqueID parentId)> signal_reparent;

   protected:
      virtual QMimeData* mimeData(const QList<QTreeWidgetItem*> list) const;
      virtual void dragEnterEvent(QDragEnterEvent* event);
      virtual bool dropMimeData(QTreeWidgetItem* parent, int index, const QMimeData* mimeData, Qt::DropAction action);
      virtual void dragMoveEvent(QDragMoveEvent* event);

   protected:
      virtual bool canDropOnItem(QTreeWidgetItem*, const QStringList& globalIds, QDragMoveEvent* event) const;

      virtual void dropItems(const QStringList& globalIds, QTreeWidgetItem*);

   protected:
      makVrv::DtDe&  myDe;
   };
}