FLTK 1.4.0
Fl_Slider.H
1 //
2 // Slider header file for the Fast Light Tool Kit (FLTK).
3 //
4 // Copyright 1998-2010 by Bill Spitzak and others.
5 //
6 // This library is free software. Distribution and use rights are outlined in
7 // the file "COPYING" which should have been included with this file. If this
8 // file is missing or damaged, see the license at:
9 //
10 // https://www.fltk.org/COPYING.php
11 //
12 // Please see the following page on how to report bugs and issues:
13 //
14 // https://www.fltk.org/bugs.php
15 //
16 
17 /* \file
18  Fl_Slider widget . */
19 
20 #ifndef Fl_Slider_H
21 #define Fl_Slider_H
22 
23 #ifndef Fl_Valuator_H
24 #include "Fl_Valuator.H"
25 #endif
26 
27 // values for type(), lowest bit indicate horizontal:
28 #define FL_VERT_SLIDER 0
29 #define FL_HOR_SLIDER 1
30 #define FL_VERT_FILL_SLIDER 2
31 #define FL_HOR_FILL_SLIDER 3
32 #define FL_VERT_NICE_SLIDER 4
33 #define FL_HOR_NICE_SLIDER 5
34 
59 class FL_EXPORT Fl_Slider : public Fl_Valuator {
60 
61  float slider_size_;
62  uchar slider_;
63  void _Fl_Slider();
64  void draw_bg(int, int, int, int);
65 
66 protected:
67 
68  // these allow subclasses to put the slider in a smaller area:
69  void draw(int, int, int, int);
70  int handle(int, int, int, int, int);
71  void draw();
72 
73 public:
74 
75  int handle(int);
76  Fl_Slider(int X,int Y,int W,int H, const char *L = 0);
77  Fl_Slider(uchar t,int X,int Y,int W,int H, const char *L);
78 
79  int scrollvalue(int pos,int size,int first,int total);
80  void bounds(double a, double b);
81 
85  float slider_size() const {return slider_size_;}
86 
96  void slider_size(double v);
97 
99  Fl_Boxtype slider() const {return (Fl_Boxtype)slider_;}
100 
102  void slider(Fl_Boxtype c) {slider_ = c;}
103 };
104 
105 #endif
Fl_Boxtype
FLTK standard box types.
Definition: Enumerations.H:598
The Fl_Slider widget contains a sliding knob inside a box.
Definition: Fl_Slider.H:59
void slider(Fl_Boxtype c)
Sets the slider box type.
Definition: Fl_Slider.H:102
float slider_size() const
Get the dimensions of the moving piece of slider.
Definition: Fl_Slider.H:85
Fl_Boxtype slider() const
Gets the slider box type.
Definition: Fl_Slider.H:99
The Fl_Valuator class controls a single floating-point value and provides a consistent interface to s...
Definition: Fl_Valuator.H:47
void bounds(double a, double b)
Sets the minimum (a) and maximum (b) values for the valuator widget.
Definition: Fl_Valuator.H:73
virtual void draw()=0
Draws the widget.
virtual int handle(int event)
Handles the specified event.
Definition: Fl_Widget.cxx:102
unsigned char uchar
unsigned char
Definition: fl_types.h:28