修改结束后的流程文档业务数据

```
this.form.getApp().appForm.options.readonly = false;

```
操作条上增加一个按钮，click事件代码：

```
MWF.APPForm.implement({
saveFormDataInstance2: function (callback, failure, history, data, issubmit) {

var data = data || this.getData(issubmit);

this.modifedData = {};
this.setModifedData(data);

o2.Actions.load("x_processplatform_assemble_surface").DataAction.updateWithJob(this.businessData.work.job,this.modifedData,function( json ){
if(callback)callback();
}.bind(this),null);
}
})

this.form.getApp().appForm.saveFormDataInstance2( function(){
this.form.notice("修改成功")
}.bind(this) )

```