DataSourceTreeModel.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
 
    This file is part of the TerraLib - a Framework for building GIS enabled applications.
 
    TerraLib is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License,
    or (at your option) any later version.
 
    TerraLib is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public License
    along with TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */
 
/*!
  \file terralib/qt/widgets/datasource/explorer/DataSourceTreeModel.h
 
  \brief ????
*/
 
#ifndef __TERRALIB_QT_WIDGETS_DATASOURCE_EXPLORER_INTERNAL_DATASOURCETREEMODEL_H
#define __TERRALIB_QT_WIDGETS_DATASOURCE_EXPLORER_INTERNAL_DATASOURCETREEMODEL_H
 
// TerraLib
#include "../../Config.h"
#include "../../../../dataaccess/datasource/DataSourceInfo.h"
 
// STL
#include <vector>
 
//Qt
#include <QtCore/QAbstractItemModel>
 
class QWidget;
 
namespace te
{
  namespace qt
  {
    namespace widgets
    {
// Forward declaration
      class AbstractDataSourceTreeItem;
 
      class TEQTWIDGETSEXPORT DataSourceTreeModel : public QAbstractItemModel
      {
        Q_OBJECT
 
        public:
 
          /*!
            \brief This lists all data sources.
          */
          DataSourceTreeModel(const std::vector<te::da::DataSourceInfoPtr>& datasources, QWidget* parent);
 
          /*!
            \brief This lists all datasets from the data source.
          */
          DataSourceTreeModel(const te::da::DataSourceInfoPtr& ds, QObject* parent = 0);
 
          ~DataSourceTreeModel();
 
          bool canFetchMore(const QModelIndex& parent) const;
 
          int columnCount(const QModelIndex& parent = QModelIndex()) const;
 
          QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const;
 
          void fetchMore(const QModelIndex& parent);
 
          Qt::ItemFlags flags(const QModelIndex& index) const;
 
          bool hasChildren(const QModelIndex& parent = QModelIndex()) const;
 
          QModelIndex index(int row, int column, const QModelIndex & parent = QModelIndex()) const;
 
          QModelIndex parent(const QModelIndex & index) const;
 
          int rowCount(const QModelIndex & parent = QModelIndex()) const;
 
          bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole);
 
          void setCheckable(const bool checkable);
 
          bool isCheckable() const;
 
        private:
 
          std::vector<AbstractDataSourceTreeItem*> m_items;
          bool m_checkable;
      };
 
 
    } // end namespace widgets
  }   // end namespace qt
}     // end namespace te
 
 
#endif // __TERRALIB_QT_WIDGETS_DATASOURCE_EXPLORER_INTERNAL_DATASOURCETREEMODEL_H