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<p>#1 实现IOTACodeInsightServices接口的类向IDE注册后应该如果释放？一退出就会出错……<br /><small>注册的代码如下所示，<br />
var<br />
  cis: IOTACodeInsightServices;<br />
begin<br />
  if Supports(BorlandIDEServices, IOTACodeInsightServices, cis)<br />
    and (FViewerIndex = cInvalidIndex) then<br />
  begin<br />
    FViewerIndex := cis.AddCodeInsightManager(TQNoteCodeViewer.Create);<br />
  end;<br />
end;<br />
<br />
在退出的时候，会执行下面代码<br />
var<br />
  cis: IOTACodeInsightServices;<br />
begin<br />
  if Supports(BorlandIDEServices, IOTACodeInsightServices, cis)<br />
    and (FViewerIndex &lt;&gt; cInvalidIndex) then<br />
  begin<br />
    ..</small><br />
</p>
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