DataSetTreeView.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/dataset/explorer/DataSetTreeView.h
 
  \brief A tree view for datasets of a data source.
*/
 
#ifndef __TERRALIB_QT_WIDGETS_DATASET_EXPLORER_INTERNAL_DATASETTREEVIEW_H
#define __TERRALIB_QT_WIDGETS_DATASET_EXPLORER_INTERNAL_DATASETTREEVIEW_H
 
// TerraLib
#ifndef Q_MOC_RUN
#include "../../../../dataaccess/datasource/DataSourceInfo.h"
#endif
#include "../../Config.h"
 
// STL
#include <list>
#include <memory>
 
// Qt
#include <QTreeView>
 
namespace te
{
  namespace qt
  {
    namespace widgets
    {
      class DataSetGroupItem;
      class DataSetCategoryGroupItem;
      class DataSetItem;
      class DataSetTreeModel;
      class DataSetCategoryModel;
 
      /*!
        \class DataSetTreeView
 
        \brief A tree view for datasets of a data source.
 
        \ingroup widgets
 
        \sa DataSetTreeViewModel, DataSetExplorer
      */
      class TEQTWIDGETSEXPORT DataSetTreeView : public QTreeView
      {
        Q_OBJECT
 
        public:
 
          DataSetTreeView(QWidget* parent = 0);
 
          ~DataSetTreeView();
 
          void set(const te::da::DataSourceInfoPtr& ds, bool useCheckableItems = false);
 
          std::list<DataSetItem*> getSelectedDataSets() const;
 
          bool hasSelectedDataSets() const;
 
        signals:
 
          void activated(DataSetItem* item);
 
          void activated(DataSetCategoryGroupItem* item);
 
          void activated(DataSetGroupItem* item);
 
          void clicked(DataSetItem* item);
 
          void clicked(DataSetCategoryGroupItem* item);
 
          void clicked(DataSetGroupItem* item);
 
          void doubleClicked(DataSetItem* item);
 
          void doubleClicked(DataSetCategoryGroupItem* item);
 
          void doubleClicked(DataSetGroupItem* item);
 
          void entered(DataSetItem* item);
 
          void entered(DataSetCategoryGroupItem* item);
 
          void entered(DataSetGroupItem* item);
 
          void pressed(DataSetItem* item);
 
          void pressed(DataSetCategoryGroupItem* item);
 
          void pressed(DataSetGroupItem* item);
 
          void toggled(DataSetItem* item);
 
          void toggled(DataSetCategoryGroupItem* item);
 
          void toggled(DataSetGroupItem* item);
 
        protected slots:
 
          void onItemActivated(const QModelIndex & index);
 
          void onItemClicked(const QModelIndex & index);
 
          void onItemDoubleClicked(const QModelIndex & index);
 
          void onItemEntered(const QModelIndex & index);
 
          void onItemPressed(const QModelIndex & index);
 
          void customContextMenu(const QPoint &point);
 
          void onModelToggled(bool checked);
 
        private:
 
          std::unique_ptr<DataSetCategoryModel> m_categoryModel;
          std::unique_ptr<DataSetTreeModel> m_treeModel;
          te::da::DataSourceInfoPtr m_ds;
          bool m_isCategoryModel;
          bool m_useCheckableItems;
      }; 
    } // end namespace widgets
  }   // end namespace qt
}     // end namespace te
 
#endif  // __TERRALIB_QT_WIDGETS_DATASET_EXPLORER_INTERNAL_DATASETTREEVIEW_H