qCTKTreeComboBox.h

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/*=========================================================================

  Library:   qCTK

  Copyright (c) Kitware Inc. 
  All rights reserved.
  Distributed under a BSD License. See LICENSE.txt file.

  This software is distributed "AS IS" WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  See the above copyright notice for more information.

=========================================================================*/

#ifndef __qCTKTreeComboBox_h
#define __qCTKTreeComboBox_h

#include "qCTKPimpl.h"

#include <QComboBox>

#include "qCTKWidgetsExport.h"

//
class qCTKTreeComboBoxPrivate;

class QCTK_WIDGETS_EXPORT qCTKTreeComboBox : public QComboBox
{
  Q_OBJECT
public:
  typedef QComboBox Superclass;
  explicit qCTKTreeComboBox(QWidget* parent = 0);
  virtual ~qCTKTreeComboBox(){}

  virtual bool eventFilter(QObject* object, QEvent* event);
  virtual void showPopup();
  virtual void hidePopup();

protected:
  virtual void paintEvent(QPaintEvent*);
  
protected slots:
  void onExpanded(const QModelIndex&);
  void onCollapsed(const QModelIndex&);
  
private:
  QCTK_DECLARE_PRIVATE(qCTKTreeComboBox);
};

#endif