AT: Replacing object in data model

instant.json

{
  "name": "AT: Replacing object in data model",
  "description": "",
  "data": {
    "myContainer": {
      "myData": {
        "a": 0,
        "b": 0,
        "c": 0
      }
    }
  }
}

InstantTemplate.tpl

{macro main()}
    <button {on click "updateModel" /}>Update</button>
    <br>
    
    {section {
      macro: "printText",
      bindRefreshTo : [{
         inside: this.data,
         to: 'myContainer'
      }]
    }/}
{/macro}

{macro printText()}
    Magic value is: {@aria:Text {
        bind : {
           text : {
             inside: this.data.myContainer.myData,
             to: "b"
            }
        }
    }/}
{/macro}

InstantTemplateScript.js

({
    $classpath:'InstantTemplateScript',
    $prototype : {
      updateModel: function() {
          var newData = {
              a: 1,
              b: 2,
              c: 3
          }
          this.$json.setValue(this.data.myContainer, "myData", newData);
      }
    }
})

InstantTemplateStyle.tpl.css

{macro main()}
{/macro}

Created by Instant Aria Templates, viewable on http://instant.ariatemplates.com/jakub-g/d56c26b02eef32eeb7c9