;&nbsp;action&nbsp;=&nbsp;<span class=quotes>'initialize'</span>;<br>
<span class=keyword>end</span><br>
<br>
<span class=comment>%&nbsp;what&nbsp;action&nbsp;is&nbsp;required&nbsp;?</span><br>
<span class=keyword>switch</span>&nbsp;lower(action)<br>
<br>
<span class=label>case</span>&nbsp;<span class=quotes>'initialize'</span><br>
&nbsp;&nbsp;&nbsp;<span class=comment>%&nbsp;==&nbsp;Initialize&nbsp;user&nbsp;interface&nbsp;control&nbsp;and&nbsp;figure&nbsp;window&nbsp;================</span><br>
<br>
&nbsp