结构思考

addPixel

openDoc

待定

content

leftBar

topic：activePixelChangemessage：pixel

topic：editActiveAttrmessage：pixelAttr

project

createProject

scada Page

toolBar

editActiveAttr

Vuex Store

loadDocFromProject

订阅：openDoc、addPixel

addTab

pixelSelected、pixelUnselected

attr

MQ

loadActivePixelAttr

topic：addPixelmessage：pixelnfo

订阅：projectUpdate

topic：openDocmessage：doc

openProject

订阅：activePixelChange

topic：projectUpdatemessage：project