QtSceneGraphWidget.hh

/*===========================================================================*\
 *                                                                           *
 *                              OpenFlipper                                  *
 *      Copyright (C) 2001-2009 by Computer Graphics Group, RWTH Aachen      *
 *                           www.openflipper.org                             *
 *                                                                           *
 *---------------------------------------------------------------------------*
 *  This file is part of OpenFlipper.                                        *
 *                                                                           *
 *  OpenFlipper 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 with the              *
 *  following exceptions:                                                    *
 *                                                                           *
 *  If other files instantiate templates or use macros                       *
 *  or inline functions from this file, or you compile this file and         *
 *  link it with other files to produce an executable, this file does        *
 *  not by itself cause the resulting executable to be covered by the        *
 *  GNU Lesser General Public License. This exception does not however       *
 *  invalidate any other reasons why the executable file might be            *
 *  covered by the GNU Lesser General Public License.                        *
 *                                                                           *
 *  OpenFlipper 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 LesserGeneral Public          *
 *  License along with OpenFlipper. If not,                                  *
 *  see <http://www.gnu.org/licenses/>.                                      *
 *                                                                           *
\*===========================================================================*/

/*===========================================================================*\
 *                                                                           *
 *   $Revision: 6743 $                                                       *
 *   $Author: moebius $                                                      *
 *   $Date: 2009-08-05 11:03:10 +0200 (Mi, 05. Aug 2009) $                   *
 *                                                                           *
\*===========================================================================*/



//=============================================================================
//
//  CLASS QtSceneGraphWidget
//
//=============================================================================


#ifndef ACG_QTSCENEGRAPHWIDGET_HH
#define ACG_QTSCENEGRAPHWIDGET_HH


//== INCLUDES =================================================================

#include "../Config/ACGDefines.hh"
#include <QDialog>
#include <QKeyEvent>
#include <QMenu>
#include <QTreeWidget>
#include <QMap>


//== FORWARDDECLARATIONS ======================================================


namespace ACG {
  namespace SceneGraph {
    class BaseNode;
  }
}


//== NAMESPACES ===============================================================


namespace ACG {
namespace QtWidgets {


//== CLASS DEFINITION =========================================================


class ACGDLLEXPORT QtSceneGraphWidget : public QTreeWidget
{
  Q_OBJECT

public:

  QtSceneGraphWidget( QWidget              * _parent = 0,
                      SceneGraph::BaseNode * _rootNode = 0 );


  ~QtSceneGraphWidget() {}


  enum Columns { Node, Type, Status, Mode };


  class Item : public QTreeWidgetItem
  {
  public:
    // root constructor
    Item( QTreeWidget          * _parent,
          SceneGraph::BaseNode * _node );

    // child constructor
    Item( Item                 * _parent,
          SceneGraph::BaseNode * _node );

    // get node
    SceneGraph::BaseNode * node() { return node_; }

    // update text, etc.
    void update();

  private:
    SceneGraph::BaseNode*  node_;
  };



public slots:

  void update( ACG::SceneGraph::BaseNode* _rootNode );


signals:

  void signalNodeChanged(ACG::SceneGraph::BaseNode* _node);


private slots:

  void slotItemPressed( QTreeWidgetItem * _item,
                        int            _col );

  void slotItemExpandedOrCollapsed( QTreeWidgetItem * _item );

  void slotNodeChanged( ACG::SceneGraph::BaseNode * _node );

  void slotModeMenu  ( QAction * _action );
  void slotStatusMenu( QAction * _action );

  void slotEditMaterial();
  void slotEditShader();
  void slotEditClipPlanes();
  void slotEditCoordinateFrame();



private:

  QtSceneGraphWidget( const QtSceneGraphWidget & _rhs );
  QtSceneGraphWidget & operator=( const QtSceneGraphWidget & _rhs );

  void update( SceneGraph::BaseNode * _node, Item * _parent );

  void keyPressEvent(QKeyEvent* _event);
  void keyReleaseEvent(QKeyEvent* _event);



  SceneGraph::BaseNode * rootNode_;

  QMenu *                modeMenu_;

  Item  *                curItem_;
  bool                   shiftPressed_; // store shift for popup menu

  struct StatusActions {
    QMenu   * menu_;
    QAction * actionActive_;
    QAction * actionHideNode_;
    QAction * actionHideChildren_;
    QAction * actionHideSubtree_;
  } statusActions_;
};



//== CLASS DEFINITION =========================================================


class ACGDLLEXPORT QtSceneGraphDialog : public QDialog
{
  Q_OBJECT

public:

  QtSceneGraphDialog( QWidget              * _parent = 0,
                      SceneGraph::BaseNode * _rootNode = 0 );


public slots:

  void update(ACG::SceneGraph::BaseNode* _rootNode);


signals:

  void signalNodeChanged(ACG::SceneGraph::BaseNode* _node);


private slots:

  void slotNodeChanged(ACG::SceneGraph::BaseNode* _node);


private:

  QtSceneGraphWidget * sgw_;

};


//=============================================================================
} // namespace ACG
} // namespace QtWidgets
//=============================================================================
#endif // ACG_QTSCENEGRAPHWIDGET_HH defined
//=============================================================================