e"><pre><span class="line"><span class="class"><span class="keyword">interface</span> <span class="title">UpgradeInfoListener</span></span></span><br></pre></td></tr></table></figure>
<html><table class="table-supportedby"><tr valign="top"><td width="15%"><font color="#999"><i>包：</i></font></td><td width="85%"><font color="#999">dji.v5.manager.aircraft.upgrade</font></td></tr></table></html>
<h5 id="描述：">描述：</h5>
<p><font color="#666">升级进度信息监听器。 <br><br><code><i>MSDK 5.3.