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<?xml version="1.0"?>
<page id="DocExamples.callback_function"
type="topic"
style="function"
xmlns="http://projectmallard.org/1.0/"
xmlns:api="http://projectmallard.org/experimental/api/"
xmlns:ui="http://projectmallard.org/1.0/ui/">
<info>
<link type="guide" xref="index" group="function"/>
<api:function>
<api:returns>
<api:type>DocExamples.Enum</api:type>
</api:returns>
<api:name>doc_examples_callback_function</api:name>
<api:arg>
<api:type>DocExamples.Callback</api:type>
<api:name>callback</api:name>
</api:arg>
<api:arg>
<api:type>gpointer</api:type>
<api:name>user_data</api:name>
</api:arg>
<api:arg>
<api:type>GLib.DestroyNotify</api:type>
<api:name>destroy_notify</api:name>
</api:arg>
</api:function>
</info>
<title>callback_function</title>
<synopsis><code mime="text/x-python">
@accepts(DocExamples.Callback, gpointer, GLib.DestroyNotify)
@returns(DocExamples.Enum)
def callback_function(callback, user_data, destroy_notify):
# Python wrapper for doc_examples_callback_function()
</code></synopsis>
<p>This is a function that takes a callback. Different languages
will expose this in different ways (e.g. Python keeps the
<code>user_data</code> parameter, while JS doesn't)</p>
<dl>
<dt><p>callback :</p></dt>
<dd><p>Just Call Me Maybe</p></dd>
<dt><p>user_data :</p></dt>
<dd><p>your stuff</p></dd>
<dt><p>destroy_notify :</p></dt>
<dd><p>how to get rid of <code>user_data</code></p></dd>
<dt><p>Returns :</p></dt>
<dd><p><link xref="DocExamples.Enum"/>.foo sometimes, <link xref="DocExamples.Enum"/>.bar other times.</p></dd>
</dl>
</page>
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