QtxTreeView.h

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// Copyright (C) 2007-2026  CEA, EDF, OPEN CASCADE
//
// This library 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 2.1 of the License, or (at your option) any later version.
//
// This library 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 this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
 
// File:      QtxTreeView.h
// Author:    Vadim SANDLER, Open CASCADE S.A.S. (vadim.sandler@opencascade.com)
//
#ifndef QTXTREEVIEW_H
#define QTXTREEVIEW_H
 
#include "Qtx.h"
 
#ifdef WIN32
#pragma warning( disable:4251 )
#endif
 
#include <QTreeView>
 
class QTX_EXPORT QtxTreeView : public QTreeView
{
  Q_OBJECT
 
  class Header;
 
public:
  QtxTreeView( QWidget* = 0 );
  QtxTreeView( const bool, QWidget* = 0 );
  virtual ~QtxTreeView();
 
  void     expandLevels( const int );
  void     collapseLevels( const int );
 
  void     expandAll( const QModelIndex& );
  void     collapseAll( const QModelIndex& );
 
  void     setSortMenuEnabled( const bool );
  bool     sortMenuEnabled() const;
 
  void     resizeColumnToEncloseContents( int );
 
  virtual void setModel( QAbstractItemModel* );
 
  virtual void scrollTo(const QModelIndex &index,
                        QAbstractItemView::ScrollHint hint = QAbstractItemView::EnsureVisible);
 
protected slots:
  void     onHeaderClicked( int );
  void     rowsAboutToBeRemoved( const QModelIndex&, int, int );
  void     selectionChanged( const QItemSelection&, const QItemSelection& );
  void     onAppropriate( Qt::Orientation, int, int );
  
protected:
  void     setOpened( const QModelIndex&, const int, bool );
 
signals:
  void     sortingEnabled( bool );
  void     selectionChanged();
 
private:
  void     emitSortingEnabled( bool );
 
  friend class QtxTreeView::Header;
};
 
#ifdef WIN32
#pragma warning( default:4251 )
#endif
 
#endif // QTXTREEVIEW_H