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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span>  </td>
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<p>create a sub controller </p>
<p>called when a sub controller should be created. The controller is now owned by the editor, which will call forget() if it is a <a class="el" href="class_v_s_t_g_u_i_1_1_c_base_object.html" title="Base Object with reference counter. ">CBaseObject</a>, release() if it is a Steinberg::FObject or it will be simply 