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
|
/* File : example.i */
%module dynamic_cast
#if !defined(SWIGJAVA) && !defined(SWIGCSHARP) && !defined(SWIGGO) && !defined(SWIGD)
%apply SWIGTYPE *DYNAMIC { Foo * };
#endif
%inline %{
class Foo {
public:
virtual ~Foo() { }
virtual Foo *blah() {
return this;
}
};
%}
#if defined(SWIGJAVA) || defined(SWIGCSHARP) || defined(SWIGGO) || defined(SWIGD)
%typemap(out) Foo *blah {
Bar *downcast = dynamic_cast<Bar *>($1);
*(Bar **)&$result = downcast;
}
#endif
#if defined(SWIGJAVA)
%typemap(javaout) Foo * {
return new Bar($jnicall, $owner);
}
#endif
#if defined(SWIGCSHARP)
%typemap(csout, excode=SWIGEXCODE) Foo * {
Bar ret = new Bar($imcall, $owner);$excode
return ret;
}
#endif
#if defined(SWIGD)
%typemap(dout, excode=SWIGEXCODE) Foo * {
Bar ret = new Bar($imcall, $owner);$excode
return ret;
}
#endif
#if defined(SWIGGO)
%insert(go_runtime) %{
func FooToBar(f Foo) Bar {
return SwigcptrBar(f.Swigcptr())
}
%}
#endif
%inline %{
class Bar : public Foo {
public:
virtual Foo *blah() {
return (Foo *) this;
}
virtual char * test() {
return (char *) "Bar::test";
}
};
char *do_test(Bar *b) {
return b->test();
}
%}
#if !defined(SWIGJAVA) && !defined(SWIGCSHARP) && !defined(SWIGGO) && !defined(SWIGD)
// A general purpose function for dynamic casting of a Foo *
%{
static swig_type_info *
Foo_dynamic(void **ptr) {
Bar *b;
b = dynamic_cast<Bar *>((Foo *) *ptr);
if (b) {
*ptr = (void *) b;
return SWIGTYPE_p_Bar;
}
return 0;
}
%}
// Register the above casting function
DYNAMIC_CAST(SWIGTYPE_p_Foo, Foo_dynamic);
#endif
|
