1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
// Programmed by Jedidiah Barber
// Released into the public domain
#include <FL/Fl_Scroll.H>
#include "c_fl_scroll.h"
// Exports from Ada
extern "C" void widget_draw_hook(void * ud);
extern "C" int widget_handle_hook(void * ud, int e);
// Attaching all relevant hooks and friends
class My_Scroll : public Fl_Scroll {
public:
using Fl_Scroll::Fl_Scroll;
friend void fl_scroll_draw(SCROLL s);
friend int fl_scroll_handle(SCROLL s, int e);
void draw();
int handle(int e);
};
void My_Scroll::draw() {
widget_draw_hook(this->user_data());
}
int My_Scroll::handle(int e) {
return widget_handle_hook(this->user_data(), e);
}
// Flattened C API
SCROLL new_fl_scroll(int x, int y, int w, int h, char* label) {
My_Scroll *s = new My_Scroll(x, y, w, h, label);
return s;
}
void free_fl_scroll(SCROLL s) {
delete reinterpret_cast<My_Scroll*>(s);
}
void fl_scroll_clear(SCROLL s) {
reinterpret_cast<Fl_Scroll*>(s)->clear();
}
void fl_scroll_to(SCROLL s, int x, int y) {
reinterpret_cast<Fl_Scroll*>(s)->scroll_to(x, y);
}
void fl_scroll_set_type(SCROLL s, int t) {
reinterpret_cast<Fl_Scroll*>(s)->type(t);
}
int fl_scroll_get_size(SCROLL s) {
return reinterpret_cast<Fl_Scroll*>(s)->scrollbar_size();
}
void fl_scroll_set_size(SCROLL s, int t) {
reinterpret_cast<Fl_Scroll*>(s)->scrollbar_size(t);
}
int fl_scroll_xposition(SCROLL s) {
return reinterpret_cast<Fl_Scroll*>(s)->xposition();
}
int fl_scroll_yposition(SCROLL s) {
return reinterpret_cast<Fl_Scroll*>(s)->yposition();
}
void fl_scroll_draw(SCROLL s) {
reinterpret_cast<My_Scroll*>(s)->Fl_Scroll::draw();
}
int fl_scroll_handle(SCROLL s, int e) {
return reinterpret_cast<My_Scroll*>(s)->Fl_Scroll::handle(e);
}
|
