LayerExplorer.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
 
    This file is part of TerraView - A GIS Application.
 
    TerraView is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License,
    or (at your option) any later version.
 
    TerraView 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 General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with TerraLib Code Editor. See COPYING. If not, write to
    TerraLib Team at <terralib-team@dpi.inpe.br>.
 */
 
/*! 
  \file terralib/qt/af/connectors/LayerExplorer.h
 
  \brief A connector for the te::qt::widgets::LayerExplorer class to the Application Framework.
*/
 
#ifndef __TERRALIB_QT_AF_CONNECTORS_INTERNAL_LAYEREXPLORER_H
#define __TERRALIB_QT_AF_CONNECTORS_INTERNAL_LAYEREXPLORER_H
 
// Terralib
#include "../Config.h"
#ifndef Q_MOC_RUN
#include "../../../maptools/AbstractLayer.h"
#endif
// Qt
#include <QtCore/QObject>
 
// STL
#include <vector>
#include <list>
 
// Forward declarations
class QItemSelection;
 
namespace te
{
  namespace se
  {
    class Rule;
  }
 
  namespace qt
  {
// Forward declarations
    namespace widgets 
    { 
      class LayerItemView;
      //class AbstractTreeItem;
    }
 
    namespace af
    {
      namespace evt
      {
      // Forward declarations
        struct Event;
      }
      /*!
        \class LayerExplorer
 
        \brief A connector for the te::qt::widgets::LayerExplorer class to the Application Framework.
 
        It is used to listen events sent by the application framework.
        It is a proxy for the te::qt::widgets::LayerExplorer.
      */
      class TEQTAFEXPORT LayerExplorer : public QObject
      {
        Q_OBJECT
 
        public:
 
          /*!
            \brief Constructor.
 
            \param explorer te::qt::widgets::LayerExplorer to be listened.
          */
          LayerExplorer(te::qt::widgets::LayerItemView* explorer, QObject* parent = 0);
 
          /*! \brief Destructor. */
          ~LayerExplorer();
 
          te::qt::widgets::LayerItemView* getExplorer() const;
 
        protected slots:
 
          /*!
            \brief Listener to the application framewrork events.
 
            \param evt An event sent by framework.
          */
          void onApplicationTriggered(te::qt::af::evt::Event* evt);
 
          /*!
            \brief It indicates whenever there are changes in the selection of layers in the layer explorer.
 
            \param selectedLayers  The new list of selected layers.
          */
          void onSelectedLayersChanged(const std::list<te::map::AbstractLayerPtr>& selectedLayers);
 
          void onLayerVisibilityChanged();
 
          void onStyleVisibilityChanged(te::map::AbstractLayerPtr layer);
 
          void onLayerOrderChanged();
 
          void onTreeItemDoubleClicked(te::map::AbstractLayerPtr layer);
 
          void onStyleItemDoubleClicked(te::map::AbstractLayerPtr layer, te::se::Style* style);
 
          void onRuleItemDoubleClicked(te::map::AbstractLayerPtr layer, te::se::Style* style, te::se::Rule* rule);
 
        signals:
 
          void triggered(te::qt::af::evt::Event* e);
 
        protected:
 
          te::qt::widgets::LayerItemView* m_explorer; //!< Pointer to a component te::qt::widgets::LayerExplorer.
      };
 
    } // end namespace af
  }   // end namespace qt
}     // end namespace te
 
#endif // __TERRALIB_QT_AF_CONNECTORS_INTERNAL_LAYEREXPLORER_H