#ifndef _FILE_PICKER_H_
#define _FILE_PICKER_H_

// Copyright (C) 1997-2007 C. Geuzaine, J.-F. Remacle
//
// This program 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 2 of the License, or
// (at your option) any later version.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
// 
// Please report all bugs and problems to <gmsh@geuz.org>.

#include <FL/Fl_File_Chooser.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_File_Input.H>

// The FLTK team doesn't want to add a position() method to the file
// chooser, so we have to derive our own. To make things worse, the 
// original file chooser doesn't expose its window to the world, so
// we need to use a cheap hack to get to it. Even worse is the hack
// used to get the focus on the file input widget. Sigh...

class File_Picker : public Fl_File_Chooser {
private:
  Fl_Window *_win;
  Fl_File_Input *_in;
public:
  File_Picker(const char *d, const char *p, int t, const char *title)
    : Fl_File_Chooser(d, p, t, title) { 
    _win = dynamic_cast<Fl_Window*>(newButton->parent()->parent()); 
    _in = dynamic_cast<Fl_File_Input *>(previewButton->parent()->parent()->resizable());
  }
  void show(){
    if(_win){
      _win->show();
      rescan(); // necessary since fltk 1.1.7
      if(_in)
	_in->take_focus();
      else
	_win->take_focus();
    }
    else
      Fl_File_Chooser::show();
  }
  void position(int x, int y){ if(_win) _win->position(x,y); }
  int x(){ if(_win) return _win->x(); else return 100; }
  int y(){ if(_win) return _win->y(); else return 100; }
};

#endif