html#HISTORY_CHANGE">HISTORY_CHANGE</a> &mdash; Constant static property in class com.adobe.rtc.events.<a onclick="javascript:loadClassListFrame('com/adobe/rtc/events/class-list.html');" href="com/adobe/rtc/events/ChatEvent.html">ChatEvent</a></td>
</tr>
<tr>
<td width="20"></td><td>
   Dispatched when the history changes.</td>
</tr>
<tr>
<td colspan="2" class="idxrow"><a onclick="javascript:loadClassListFrame('com/adobe/rtc/pods/class-list.html');" href="com/adobe/rtc/pods/SimpleChat.html#historyFontSize">