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<a name="sec-listmodel-factory"></a>The Factory</h2></div></div></div>
<p>
Data from the data model is added to the view by a factory, which is a subclass of
<code class="classname">ListItemFactory</code>. There is only one such subclass in <span class="application">gtkmm</span>,
<code class="classname">SignalListItemFactory</code>. Data from the model is added to the
view with signal handlers connected to a <code class="classname">SignalListItemFactory</code>.
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<p><a class="ulink" href="https://gnome.pages.gitlab.gnome.org/gtkmm/classGtk_1_1SignalListItemFactory.html" target="_top">SignalListItemFactory Reference</a></p>
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