 listBox1.Items.Clear();</div>
<div class="line"><span class="lineno">  407</span>            listBox2.Items.Clear();</div>
<div class="line"><span class="lineno">  408</span>            listBox1.BeginUpdate();</div>
<div class="line"><span class="lineno">  409</span>            listBox2.BeginUpdate();</div>
<div class="line"><span class="lineno">  410</span> </div>
<div class="line"><span class="lineno">  411</span>            SHP0Indices = <span class="keyword">new</span> Dictionary&lt;int, List&lt;int&gt