protocol.md

Procedure codes

From server to the client

[
  3,              // procedure code of ExtractProperty
  "1_1",          // id
  "propertyName", // propertyName
  0               // descriptor 
]

• 0 - SetRenderNum(n)
• 1 - Reload()
• 2 - ListenEvent(type, preventDefault)
• 3 - ExtractProperty(descriptor, id, propertyName)
• 4 - ModifyDOM(commands)
• 5 - Focus(id) {
• 6 - ChangePageUrl(path)
• 7 - UploadForm(id, descriptor)
• 8 - ReloadCss()
• 9 - Keep-alive message from server (noop)
• 10 - EvalJs(descriptor, code)
• 11 - ExtractEventData(descriptor, renderNum)
• 12 - ListFiles(id, descriptor)
• 13 - UploadFile(id, descriptor, fileName)
• 14 - ResetForm(id)
• 15 - DownloadFile(name, descriptor)

Modify dom commands

[
  4,              // procedure code of ModifyDOM
  0,              // procedure code of Create
  "1_1",          // id
  "1_1_1",        // childId
  0,              // xmlNs
  "div",          // tag
  5,              // procedure code of SetStyle
  "width",        // name
  "100px"         // value
]

• 0 - Create(id, childId, xmlNs, tag)
• 1 - CreateText(id, childId, text)
• 2 - Remove(id, childId)
• 3 - SetAttr(id, xmlNs, name, value, isProperty)
• 4 - RemoveAttr(id, xmlNs, name, isProperty)
• 5 - SetStyle(id, name, value)
• 6 - RemoveStyle(id, name)

Callbacks

From the client to the server

[
  0,             // DOM event
  "0:1_1:click"  // data
]

• 0 - DOM Event. Data: $renderNum:$elementId:$eventType
• 1 - Custom callback. Data: $name:$arg
• 2 - ExtractProperty response. Data:$descriptor:$type:$value
• 3 - History Event. Data: URL
• 4 - EvalJs response. Data: $descriptor:$dataJson
• 5 - ExtractEventData response. Data: $descriptor:$dataJson
• 6 - Heartbeat. Data: $descriptor