input_filter.cc

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/*
 * Roboception GmbH
 * Munich, Germany
 * www.roboception.com
 *
 * Copyright (c) 2024 Roboception GmbH
 * All rights reserved
 *
 * Author: Heiko Hirschmueller
 */
 
#include "input_filter.h"
 
#include <sstream>
 
InputFilter::InputFilter(int x, int y, int w, int h, const char *label) : Fl_Input(x, y, w, h, label)
{
  cb=0;
  user=0;
}
 
int InputFilter::handle(int event)
{
  std::string v=value();
 
  // handle event in superclass
 
  int ret=Fl_Input::handle(event);
 
  // call callback if value has changed
 
  if (cb && v != value())
  {
    cb(this, user);
  }
 
  return ret;
}