// generated by Fast Light User Interface Designer (fluid) version 1.00#include "fast_slow.h"Fl_Slider *control=(Fl_Slider *)0;static void cb_control(Fl_Slider* o, void*) {  fast->value(o->value());if (!Fl::pushed()) slow->value(o->value());}Fl_Slider *fast=(Fl_Slider *)0;Fl_Slider *slow=(Fl_Slider *)0;int main(int argc, char **argv) {  Fl_Window* w;  { Fl_Window* o = new Fl_Window(318, 443);    w = o;    { Fl_Slider* o = control = new Fl_Slider(90, 200, 30, 200, "move\nthis");      o->callback((Fl_Callback*)cb_control);      o->when(FL_WHEN_CHANGED|FL_WHEN_RELEASE|FL_WHEN_NOT_CHANGED);    }    { Fl_Slider* o = fast = new Fl_Slider(140, 200, 30, 200, "fast\nredraw");      o->set_output();    }    { Fl_Slider* o = slow = new Fl_Slider(190, 200, 30, 200, "slow\nredraw");      o->set_output();    }    { Fl_Box* o = new Fl_Box(10, 10, 300, 180, "The left slider has changed( FL_WHEN_CHANGED | FL_WHEN_RELEASE | FL_WHEN_NOT_\CHANGED) so it produces a callback on both drag and release mouse events.\nThe\ middle slider (representing a widget with low overhead) is changed on every m\ouse movement.\nThe right slider (representing a widget with high overhead) is\ only updated when the mouse is released, by checking if Fl::pushed() is zero.");      o->box(FL_DOWN_BOX);      o->color(53);      o->selection_color(47);      o->labelfont(4);      o->labelsize(12);      o->align(132|FL_ALIGN_INSIDE);    }    o->end();    o->resizable(o);  }  w->show(argc, argv);  return Fl::run();}