evGUIProgress.h

Go to the documentation of this file.

/*
 *
 * 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 __evGUIProgress_h
#define __evGUIProgress_h


#include <FL/Fl_Button.H>
#include <FL/Fl_Slider.H>
#include <FL/Fl_Output.H>
#include <FL/Fl_Box.H>

#include "evGUIObject.h"


class evGUIProgressSlider : public Fl_Slider
{
public:
  evGUIProgressSlider(const int x, const int y,
                      const int width, const int height,
                      const char *label = 0) :
    Fl_Slider(x, y, width, height, label)
  { }
  ~evGUIProgressSlider(void)
  { }

  int handle(int)
  {
    return(1);
  }
};


class evGUIProgress : public evGUIObject, public Fl_Group
{
public:
  evGUIProgress(const int x, const int y, const int width, const int height);
  virtual ~evGUIProgress(void);
  
  virtual const evString GetClassName(void) const
  {
    return(evString("evGUIProgress"));
  }
  
  void SetProgress(const unsigned int progress);
  void SetProcess(const char *process);

protected:
  
private:
  evGUIProgressSlider *Slider;
  Fl_Output *ProcessText;
  Fl_Box *LabelText;
  Fl_Button *CancelButton;
  evString Label;

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


inline void evGUIProgress::SetProgress(unsigned int progress)
{
  unsigned int progress2 = QccMathMin(progress, (unsigned int)100);
  this->Slider->value((double)progress2);
  this->Label.Sprintf("%d%%", progress2);
  this->LabelText->label(this->Label.GetString());
  this->LabelText->redraw();
}


inline void evGUIProgress::SetProcess(const char *process)
{
  this->ProcessText->value(process);
}

#endif