NTK 1.3.0
Fl_Scrollbar.H
1//
2// "$Id: Fl_Scrollbar.H 7981 2010-12-08 23:53:04Z greg.ercolano $"
3//
4// Scroll bar header file for the Fast Light Tool Kit (FLTK).
5//
6// Copyright 1998-2010 by Bill Spitzak and others.
7//
8// This library is free software; you can redistribute it and/or
9// modify it under the terms of the GNU Library General Public
10// License as published by the Free Software Foundation; either
11// version 2 of the License, or (at your option) any later version.
12//
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16// Library General Public License for more details.
17//
18// You should have received a copy of the GNU Library General Public
19// License along with this library; if not, write to the Free Software
20// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
21// USA.
22//
23// Please report all bugs and problems on the following page:
24//
25// http://www.fltk.org/str.php
26//
27
28/* \file
29 Fl_Scrollbar widget . */
30
31#ifndef Fl_Scrollbar_H
32#define Fl_Scrollbar_H
33
34#include "Fl_Slider.H"
35
52class FL_EXPORT Fl_Scrollbar : public Fl_Slider {
53
54 int linesize_;
55 int pushed_;
56 static void timeout_cb(void*);
57 void increment_cb();
58protected:
59 void draw();
60
61public:
62
63 Fl_Scrollbar(int X,int Y,int W,int H, const char *L = 0);
65 int handle(int);
66
74 int value() const {return int(Fl_Slider::value());}
75
82 int value(int p) {return int(Fl_Slider::value((double)p));}
83
98 int value(int pos, int size, int first, int total) {
99 return scrollvalue(pos, size, first, total);
100 }
101
105 int linesize() const {return linesize_;}
106
112 void linesize(int i) {linesize_ = i;}
113
114};
115
116#endif
117
118//
119// End of "$Id: Fl_Scrollbar.H 7981 2010-12-08 23:53:04Z greg.ercolano $".
120//
The Fl_Scrollbar widget displays a slider with arrow buttons at the ends of the scrollbar.
Definition: Fl_Scrollbar.H:52
int value() const
Gets the integer value (position) of the slider in the scrollbar.
Definition: Fl_Scrollbar.H:74
int value(int p)
Sets the value (position) of the slider in the scrollbar.
Definition: Fl_Scrollbar.H:82
int value(int pos, int size, int first, int total)
Sets the position, size and range of the slider in the scrollbar.
Definition: Fl_Scrollbar.H:98
int linesize() const
Get the size of step, in lines, that the arror keys move.
Definition: Fl_Scrollbar.H:105
void linesize(int i)
This number controls how big the steps are that the arrow keys do.
Definition: Fl_Scrollbar.H:112
The Fl_Slider widget contains a sliding knob inside a box.
Definition: Fl_Slider.H:70
void draw()
Draws the widget.
Definition: Fl_Slider.cxx:220
int scrollvalue(int pos, int size, int first, int total)
Sets the size and position of the sliding knob in the box.
Definition: Fl_Slider.cxx:93
double value() const
Gets the floating point(double) value.
Definition: Fl_Valuator.H:131