PostEditor
//
// 摘要:
// Posts the value being edited to the associated data source without closing
// the active in-place editor.
//
// 返回结果:
// true if the value being edited has been successfully saved to the associated
// data source; otherwise, false.
public bool PostEditor();
提交数据到关联的数据源但是并'不'关闭活动编辑器,也不会更新行状态