#ifndef XGUI_DocumentDataModel_H
#define XGUI_DocumentDataModel_H
+#include "XGUI.h"
#include "XGUI_Constants.h"
#include <QAbstractItemModel>
* \brief This is a proxy data model for Object Browser (QTreeView).
* It contains several sub-models for generation of each sub-part of data tree.
*/
-class XGUI_DocumentDataModel : public QAbstractItemModel, public Event_Listener
+class XGUI_EXPORT XGUI_DocumentDataModel : public QAbstractItemModel, public Event_Listener
{
Q_OBJECT
public: