父组件
            <colorConfig ref="child" v-loading="listLoading" :loading="formLoading" :list="list" :contractor-unit-id="contractorUnitId" @handleDelColorConfig="handleDelColorConfig" @query="colorqueryList" @saveconfigClick="savecolorconfigData" />
            
			this.$refs.child.close()
	  子组件
   close() {
      this.dialogFormVisible = false
    }