{
  "widgettype": "VBox",
  "options": {
    "width": "100%",
    "height": "100%"
  },
  "subwidgets": [
    {
      "widgettype": "HBox",
      "options": {
        "height": "60px"
      },
      "subwidgets": [
        {
          "widgettype": "Text",
          "options": {
            "text": "顶部导航栏",
            "fontSize": "20px"
          }
        },
        {
          "widgettype": "Filler"
        },
        {
          "widgettype": "Button",
          "options": {
            "text": "设置"
          }
        }
      ]
    },
    {
      "widgettype": "Filler",
      "subwidgets": [
        {
          "widgettype": "VBox",
          "options": {
            "width": "100%",
            "height": "100%"
          },
          "subwidgets": [
            {
              "widgettype": "Text",
              "options": {
                "text": "主要内容区域",
                "fontSize": "18px"
              }
            },
            {
              "widgettype": "Form",
              "options": {
                "fields": [
                  {
                    "name": "message",
                    "label": "消息",
                    "uitype": "text"
                  }
                ]
              }
            }
          ]
        }
      ]
    },
    {
      "widgettype": "HBox",
      "options": {
        "height": "40px"
      },
      "subwidgets": [
        {
          "widgettype": "Text",
          "options": {
            "text": "状态栏",
            "fontSize": "12px"
          }
        },
        {
          "widgettype": "Filler"
        },
        {
          "widgettype": "Text",
          "options": {
            "text": "就绪",
            "fontSize": "12px"
          }
        }
      ]
    }
  ]
}