evGUIFileInput.h

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/*
 *
 * EVITA: Efficient Visualization of Terascale Datasets
 * Copyright (C) 2000-2016  Team Evita
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 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
 * Library General Public License for more details.
 * 
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
 * MA 02139, USA.
 *
 */


#ifndef __evGUIFileInput_h
#define __evGUIFileInput_h


#include <FL/Fl_Input.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_File_Chooser.H>

#include "evGUIObject.h"


#define EVGUIFILEINPUT_BUTTON_WIDTH 70


class evGUIFileInput : public evGUIObject, public Fl_Group
{
public:
  evGUIFileInput(const int x, const int y,
                 const int width, const int height,
                 const int label_width,
                 const char *extension,
                 const char *label);
  virtual ~evGUIFileInput(void);
  
  virtual const evString GetClassName(void) const
  {
    return(evString("evGUIFileInput"));
  }
  
  const char *GetFilename(void) const;
  void SetFilename(const char *filename);

  void SetCallback(Fl_Callback *callback, void *data);

protected:
  
private:
  Fl_Input *FileInput;
  evString Pattern;

  static void BrowseCallback(Fl_Widget *widget, void *data);
};


inline const char *evGUIFileInput::GetFilename(void) const
{
  return(this->FileInput->value());
}


inline void evGUIFileInput::SetFilename(const char *filename)
{
  this->FileInput->value(filename);
}


inline void evGUIFileInput::SetCallback(Fl_Callback *callback, void *data)
{
  this->FileInput->callback(callback, data);
}


#endif