onOptionsLoadStart
Description
在一组选项或区块开始从服务器加载之前触发(仅适用于Timeline视图)
onOptionsLoadStart: () => void
Example
scheduler.attachEvent("onOptionsLoadStart", function (){
//这里编写任何自定义逻辑
});
Details
该事件仅在通过dhtxmlConnector加载集合或使用updateCollection方法时触发。
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