SOURCE

var formModel = [
    {
        "name": "XSBH",
        "caption": "开关",
  			"xtype": "switcher",
        "dataSize": 40
    },
    {
        "name": "XH",
        "xtype": "static",
  			"defaultValue":"123",
        "caption": "学号",
        "required": true,
        "dataSize": 20
    },
    {
        "name": "XM",
        "dataType": "String",
        "caption": "姓名",
        "required": true,
        "dataSize": 90
    },
    {
        "name": "XBDM",
        "caption": "性别",
        "optionData":[
            {"id": "0", "name": "未知"},
            {"id": "1", "name": "男"},
            {"id": "2", "name": "女"}
        ],
        "xtype": "select",
        "required": true,
        "col":2,
        "dataSize": 1
    },
    {
        "name": "CSRQ",
        "caption": "出生日期",
        "xtype": "date-local",
        "required": true,
        "dataSize": 7,
        "format": "yyyy-MM-dd"
    },
    {
        "name": "QJCSRQ",
        "caption": "日期区间",
        "xtype": "date-area",
        "required": true,
        "dataSize": 7,
        "col":3,
        "format": "yyyy-MM-dd"
    },
    {
        "name": "MZDM",
        "dataType": "String",
        "caption": "问题A",
        "optionData":[
            {"id": "0", "name": "选项A"},
            {"id": "1", "name": "选项B"},
            {"id": "2", "name": "选项C"}
        ],
        "xtype": "radiolist",
        "dataSize": 2,
        "col":2
    },
    {
        "name": "CSDDM",
        "caption": "异步下拉",
        "url": "http://res.wisedu.com/fe_components/mock/tree.json",
        "quickSearch": true,
        "xtype": "tree",
        "dataSize": 6
    },
    {
        "name": "DWDM",
        "caption": "问题B",
        "optionData":[
            {"id": "0", "name": "选项A"},
            {"id": "1", "name": "选项B"},
            {"id": "2", "name": "选项C"}
        ],
        "xtype": "checkboxlist",
        "dataSize": 6,
        "col":2
    },
    {
        "name": "XZ",
        "dataType": "int",
        "caption": "学制",
        "checkType": "integer+",
        "xtype":"number",
        "dataSize": 6,
  			"placeholder":"整数类型校验"
    },
    {
        "name": "ZSFJ",
        "caption": "学生附件\n",
        "JSONParam": "{'size': 2048}",
        "col": 3,
        "xtype": "cache-upload",
        "required": true,
        "col":3,
        "dataSize": 40
    },
    {
        "name": "XF",
        "xtype":"number-range",
        "caption": "数字区间",
        "col":2,
  			"placeholder":"数字类型校验"
    },
    {
        "name": "XF1",
        "dataType": "double",
        "caption": "学费",
  			"placeholder":"数字类型校验"
    },
    {
        "name": "YLCS",
        "dataType": "BigString",
        "caption": "压力测试",
        "xtype": "textarea",
        "dataSize": 4000
    }
];
formModel = WIS_EMAP_SERV.convertModel(formModel,"form");
$('#vForm').emapForm({
  data: formModel,
  model: 't',
  cols: 3
});

<button onclick="$('#vForm').emapForm('hideItem', 'XSBH');">隐藏开关</button>
<button onclick="$('#vForm').emapForm('showItem', 'XSBH');">显示开关</button>
<button onclick="$('#vForm').emapForm('disableItem', ['XSBH','XH','XM','XBDM','CSRQ','QJCSRQ','MZDM','CSDDM','DWDM','XZ','ZSFJ','XF','XF1','YLCS']);">禁用所有</button>
<button onclick="$('#vForm').emapForm('enableItem', ['XSBH','XH','XM','XBDM','CSRQ','QJCSRQ','MZDM','CSDDM','DWDM','XZ','ZSFJ','XF','XF1','YLCS']);">启用所有</button>
<hr>
<div id="vForm"></div>