/***************************************************************************
    begin       : Mon Feb 15 2010
    copyright   : (C) 2010 by Martin Preuss
    email       : martin@libchipcard.de

 ***************************************************************************
 *          Please see toplevel file COPYING for license details           *
 ***************************************************************************/


#ifndef QT4_GUI_H
#define QT4_GUI_H


#if (defined __GNUC__ && (! defined (__sun)) && (__GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3))) || defined _MSC_VER
# ifdef BUILDING_QT4_GUI
#   define QT4GUI_API __attribute__ ((visibility("default")))
# else
#   define QT4GUI_API
# endif
#else
# define QT4GUI_API
#endif


class QT4_Gui;
class QWidget;


#include <gwen-gui-cpp/cppgui.hpp>

#include <QString>

#include <string>

/**
 * This is an implementation of GWEN_GUI for QT4.
 *
 * It implements the GWEN_DIALOG framework.
 *
 * @todo: @ref GWEN_Gui_Print() needs to be implemented
 */
class QT4GUI_API QT4_Gui: public CppGui {

private:
  QWidget *_parentWidget;
  std::list<QWidget*> _pushedParents;

public:
  QT4_Gui();
  virtual ~QT4_Gui();


  QWidget *getParentWidget() const { return _parentWidget;};

  void pushParentWidget(QWidget *w);
  void popParentWidget();

  static QString extractHtml(const char *text);

protected:
  /** @name User Interaction
   *
   */
  /*@{*/

  virtual int execDialog(GWEN_DIALOG *dlg, uint32_t guiid);

  virtual int openDialog(GWEN_DIALOG *dlg, uint32_t guiid);
  virtual int closeDialog(GWEN_DIALOG *dlg);
  virtual int runDialog(GWEN_DIALOG *dlg, int untilEnd);

  virtual int getFileName(const char *caption,
                          GWEN_GUI_FILENAME_TYPE fnt,
                          uint32_t flags,
                          const char *patterns,
                          GWEN_BUFFER *pathBuffer,
                          uint32_t guiid);

};



#endif
