SOURCE

cola(function(model) {
  model.action({
    plus:function(self,arg){
      alert(self.get("caption"))
      
    }
  })
});

<c-menu >
   <item>
     <c-input icon="search"></c-input>
   </item>
    
    <div class="right menu">
      <item>
        <c-button  caption="查询" class="primary mini"></c-button>
      </item>
    </div>
</c-menu>