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Updated one of the example programs (under operator overloading) to make

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use of the newer (standard) STL library modules for SWIG.


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@4987 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Logan Johnson 2003-08-08 22:15:51 +00:00
commit 81e4171741
1 changed files with 30 additions and 73 deletions
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103
SWIG/Doc/Manual/Ruby.html
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@ -2421,61 +2421,18 @@ STL vector class:
<p>
<blockquote><pre>
%module Example
%module example
%{
#include &lt;vector&gt;
#include &lt;string&gt;
using namespace std;
#include &lt;vector&gt;
%}
%typemap (in) string {
Check_Type($input, T_STRING);
$1 = string(STR2CSTR($input));
}
%typemap (out) string {
if ($1.c_str() == NULL)
$result = Qnil;
else
$result = rb_str_new2($1.c_str());
}
template&lt;class T&gt; class vector {
public:
%rename(__getitem__) operator[](int);
void push_back(T);
int size();
T operator[](int);
%extend {
void __setitem__(int index, T value) {
(*self)[index]=value;
}
}
};
%template(StringVector) vector &lt;string&gt;;
%template(IntVector) vector &lt;int&gt;;
%extend IntVector {
void each () {
IntVector::iterator i1 = self-&gt;begin();
IntVector::iterator i1end = self-&gt;end();
for ( ; i1!=i1end; i1++)
rb_yield(INT2NUM(*i1));
}
}
%extend StringVector {
void each () {
StringVector::iterator i1 = self-&gt;begin();
StringVector::iterator i1end = self-&gt;end();
for ( ; i1!=i1end; i1++)
rb_yield(rb_str_new2((*i1).c_str()));
}
}
%include std_string.i
%include std_vector.i
%template(StringVector) std::vector&lt;string&gt;;
%template(IntVector) std::vector&lt;int&gt;;
</pre></blockquote>
<p>
@ -2483,37 +2440,37 @@ An IRB session using this extension might go like this:
<blockquote><pre>
$ <b>irb</b>
irb(main):001:0> <b>require 'Example'</b>
true
irb(main):002:0> <b>Example::IntVector.new</b>
#<Example::IntVector:0x2ab9a18>
irb(main):003:0> <b>i_list.push_back(1)</b>
nil
irb(main):004:0> <b>i_list.push_back(2)</b>
nil
=> true
irb(main):002:0> <b>i_list = Example::IntVector.new</b>
=> #&lt;Example::IntVector:0x2ab9a18>
irb(main):003:0> <b>i_list.push(1)</b>
=> nil
irb(main):004:0> <b>i_list.push(2)</b>
=> nil
irb(main):005:0> <b>i_list.each { |i| puts i }</b>
1
2
nil
irb(main):006:0> <b>"size = #{i_list.size}"</b>
"size = 2"
=> nil
irb(main):006:0> <b>i_list.length</b>
=> 2
irb(main):007:0> <b>s_list = Example::StringVector.new</b>
#<Example::IntVector:0x2aa9c98>
irb(main):008:0> <b>s_list.push_back("Hello")</b>
nil
irb(main):009:0> <b>s_list.push_back("There")</b>
nil
=> #&lt;Example::IntVector:0x2aa9c98>
irb(main):008:0> <b>s_list.push("Hello")</b>
=> nil
irb(main):009:0> <b>s_list.push("There")</b>
=> nil
irb(main):010:0> <b>s_list.each { |s| puts s }</b>
Hello
There
nil
irb(main):011:0> <b>"size = #{s_list.size}"</b>
"size = 2"
irb(main):012:0> <b>"s_list[0] = #{s_list[0]}"</b>
"s_list[0] = Hello"
irb(main):013:0> <b>s_list[0] = "New entry"</b>
nil
irb(main):014:0> <b>puts "s_list[0] = #{s_list[0]}"</b>
"s_list[0] = New Entry"
=> nil
irb(main):011:0> <b>s_list.length</b>
=> 2
irb(main):012:0> <b>s_list[0]</b>
=> "Hello"
irb(main):013:0> <b>s_list[0] = "New Entry"</b>
=> "New Entry"
irb(main):014:0> <b>s_list[0]</b>
=> "New Entry"
</pre></blockquote>
<p>