fix: 修改合计行宽度没有对齐的bug

src/lib/sum.js

@@ -1,82 +1,83 @@
-import React from 'react';
+import React from "react";
 import Table from "../../src";
 
- //创建新列存放  “合计”  字段
- let columns2 = {};
- columns2 = {
- title: "合计",
-     key: "showSum",
-     dataIndex: "showSum",
-     width: "5%"
- }
+//创建新列存放  “合计”  字段
+let columns2 = {};
+columns2 = {
+  title: "合计",
+  key: "showSum",
+  dataIndex: "showSum"
+};
 
-var Sum =  (Table)=>{
-    class SumTable extends React.Component{
-        //无状态
-        constructor(props){
-            super(props)
-        }
-
-        currentTitle = ()=>{
-            return <div>{this.props.title}</div>;
-        }
-
-        //合计数字列,并将计算所得数据存储到一个obj对象中
-        currentFooter = () =>{
-            let data_2 = this.props.data;
-            //用一个对象存储合计数据，这里合计对象的属性对应每列字段
-            let obj ={};
-            if(Array.isArray(data_2)){
-                for(let i =0;i<data_2.length;i++){
-                    for(let item in data_2[i]){
-                        if(typeof obj[item] === 'undefined'){
-                            obj[item] = data_2[i][item];
-                        }
-                        else if(typeof data_2[i][item] == 'number'){
-                            obj[item] += data_2[i][item];
-                        }
-                        else{
-                            obj[item] = ""
-                        }
-                    }
-                }
-            }
-            //加key
-            obj.key = 'sumData';
-            //设置新建列的名称
-            obj.showSum = "合计"
-            obj =[obj];
-            //添加合计行
-            let columns_sum = this.props.columns;
-            //针对多选除去多选框，即第一列，换为新建的列
-            this.props.columns[0].dataIndex == "checkbox"?columns_sum[0] = columns2:columns_sum.unshift(columns2);
-            console.log(columns_sum)
-            //除去列为特殊渲染的，避免像a标签这种html代码写入到合计中
-            columns_sum = columns_sum.map((item,index)=>{
-                if(typeof item.render == "function"){
-                    delete item.render;
-                }
-                return item;
-            })
-            
-            return <Table
-            showHeader={false}
-            columns={columns_sum}
-            data={obj}
-            heji={true}
-            />
-        }
-        render(){
-            return <Table
-                columns={this.props.columns}
-                data={this.props.data}
-                heji={true}
-                title={this.currentTitle}
-                footer={this.currentFooter}
-                /> 
-        }
+var Sum = Table => {
+  class SumTable extends React.Component {
+    //无状态
+    constructor(props) {
+      super(props);
     }
-    return SumTable;
-}
 
-export default Sum;
+    currentTitle = () => {
+      return <div>{this.props.title}</div>;
+    };
+
+    //合计数字列,并将计算所得数据存储到一个obj对象中
+    currentFooter = () => {
+      let data_2 = this.props.data;
+      //用一个对象存储合计数据，这里合计对象的属性对应每列字段
+      let obj = {};
+      if (Array.isArray(data_2)) {
+        for (let i = 0; i < data_2.length; i++) {
+          for (let item in data_2[i]) {
+            if (typeof obj[item] === "undefined") {
+              obj[item] = data_2[i][item];
+            } else if (typeof data_2[i][item] == "number") {
+              obj[item] += data_2[i][item];
+            } else {
+              obj[item] = "";
+            }
+          }
+        }
+      }
+      //加key
+      obj.key = "sumData";
+      //设置新建列的名称
+      obj.showSum = "合计";
+      obj = [obj];
+      //添加合计行
+      let columns_sum = this.props.columns;
+      //针对多选除去多选框，即第一列，换为新建的列
+      columns_sum[0] = Object.assign({},columns_sum[0],columns2);
+      console.log(columns_sum);
+      //除去列为特殊渲染的，避免像a标签这种html代码写入到合计中
+      columns_sum = columns_sum.map((item, index) => {
+        if (typeof item.render == "function") {
+          delete item.render;
+        }
+        return item;
+      });
+
+      return (
+        <Table
+          showHeader={false}
+          columns={columns_sum}
+          data={obj}
+          heji={true}
+        />
+      );
+    };
+    render() {
+      return (
+        <Table
+          columns={this.props.columns}
+          data={this.props.data}
+          heji={true}
+          title={this.currentTitle}
+          footer={this.currentFooter}
+        />
+      );
+    }
+  }
+  return SumTable;
+};
+
+export default Sum;