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<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Hi Hans, <o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Thanks for that, exactly what I wanted! I should have RTFA... :) <br>
<br>
For reference, here is my new binding:<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color="#020002"
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:#020002'>class_</span></font><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'> < <font color="#020002"><span
style='color:#020002'>MyOtherClass</span></font> >(<font color="#a31515"><span
style='color:#A31515'>"MyOtherClass"</span></font>, <font
color="#a31515"><span style='color:#A31515'>"Testing String returned by
const ref"</span></font>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'> .<font color="#020002"><span
style='color:#020002'>def</span></font>( <font color="#a31515"><span
style='color:#A31515'>"GetName"</span></font>, &<font
color="#020002"><span style='color:#020002'>MyOtherClass</span></font>::<font
color="#020002"><span style='color:#020002'>GetName</span></font>, <font
color="#020002"><span style='color:#020002'>return_value_policy</span></font><<font
color="#020002"><span style='color:#020002'>copy_const_reference</span></font>>()
)<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'> .<font color="#020002"><span style='color:#020002'>def</span></font>(
<font color="#a31515"><span style='color:#A31515'>"SetName"</span></font>,
&<font color="#020002"><span style='color:#020002'>MyOtherClass</span></font>::<font
color="#020002"><span style='color:#020002'>SetName</span></font>);<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Thanks, Brian<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>-----Original Message-----<br>
From: c++-sig-bounces+brian.okennedy=omg3d.com@python.org
[mailto:c++-sig-bounces+brian.okennedy=omg3d.com@python.org] On Behalf Of Hans
Meine<br>
Sent: 15 May 2008 10:56<br>
To: Development of Python/C++ integration<br>
Subject: Re: [C++-sig] Boost.Python : Return std::string by ref?</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Am Donnerstag, 15. Mai 2008 10:07:20 schrieb Brian O'Kennedy:<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>> Notice that GetName() now returns the string by const reference;
this is<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>> done in a lot of our c++ code for efficiency sake. To wrap this
using<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>> Boost.Python I do:<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>> [...]<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>> .def( "GetName", &MyOtherClass::GetName,<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>> return_internal_reference<>() )<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>I'd try copy_const_reference.<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>-- <o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Ciao, / /<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'> /--/<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'> / / ANS<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>_______________________________________________<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>C++-sig mailing list<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>C++-sig@python.org<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>http://mail.python.org/mailman/listinfo/c++-sig<o:p></o:p></span></font></p>
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