Control UI 获取浏览器消息的流程1. 用户输入界面 - views/chat.ts#L428textarea ${ref((el)=eladjustTextareaHeight(elas HTMLTextAreaElement))} .value=${props.draft} dir=${detectTextDirection(props.draft)} ?disabled=${!props.connected} @keydown=${(e:KeyboardEvent)={ //Enter键发送消息 if(e.key==="Enter"!e.shiftKey){ e.preventDefault(); if(canCompose){