vue中用Element-ui封装表单(form)和表格(table)组件动态渲染数据展示

快来打我* 2022-12-20 08:51 329阅读 0赞

#### 老样子，先来个效果图 ####

查询表单数据和表格的列信息以及表格数据都是从后端拿到后自动渲染成下面的格式，  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQ0MTgyMjg0_size_16_color_FFFFFF_t_70_pic_center]

#### 一、先创建表格和表单组件 ####

下面的form和table组件，可以直接复制使用的，如果你需要！

##### form.vue #####

<template>
    <div class="ces-search">
        <el-form class="form" ref="refForm"  :size="size" inline :label-width="labelWidth">
            <el-form-item v-for='item in searchForm' :label="item.label" :key='item.prop' class="formItem">
                
                <el-input v-if="item.type==='Input'"  v-model="searchData[item.prop]"  size="mini"  :style="{width:item.width}"></el-input>
                
                <el-select v-if="item.type==='Select'" v-model="searchData[item.prop]" size="mini" @change="item.change(searchData[item.prop])"  :style="{width:item.width}">
                    <el-option v-for="op in item.options" :label="op.label" :value="op.value" :key="op.value"></el-option>
                </el-select>
                
                <el-radio-group v-if="item.type==='Radio'" v-model="searchData[item.prop]">
                    <el-radio v-for="ra in item.radios" :label="ra.value" :key="ra.value">{ { ra.label}}</el-radio>
                </el-radio-group>
                
                <el-radio-group v-if="item.type==='RadioButton'" v-model="searchData[item.prop]" @change="item.change && item.change(searchData[item.prop])">
                    <el-radio-button v-for="ra in item.radios" :label="ra.value" :key="ra.value">{ { ra.label}}</el-radio-button>
                </el-radio-group>
                
                <el-checkbox-group v-if="item.type==='Checkbox'" v-model="searchData[item.prop]" >
                    <el-checkbox v-for="ch in item.checkboxs" :label="ch.value" :key="ch.value">{ { ch.label}}</el-checkbox>
                </el-checkbox-group>
                
                <el-date-picker v-if="item.type==='Date'" v-model="searchData[item.prop]" ></el-date-picker>
                
                <el-time-select v-if="item.type==='Time'" v-model="searchData[item.prop]" type=''></el-time-select>
                
                <el-date-picker v-if="item.type==='DateTime'" type='datetime' v-model="searchData[item.prop]" :disabled="item.disable && item.disable(searchData[item.prop])"></el-date-picker>
                 
                <el-date-picker v-if="item.type==='datetimerange'" type='datetimerange' v-model="searchData[item.prop]"  range-separator="至"  start-placeholder="开始日期" end-placeholder="结束日期"></el-date-picker>
                
                
                
                <el-switch v-if="item.type==='Switch'" v-model="searchData[item.prop]" ></el-switch>
            </el-form-item>
        </el-form>
        <el-form class="formT"  inline v-if='isHandle'>
            <el-form-item v-for='(item , index) in searchHandle' :key="index">
                <el-button :type="item.type" :size="item.size || size" @click='item.handle()'>{ { item.label}}</el-button>
            </el-form-item>
        </el-form>
    </div>
    </template>
    
    <script>
    export default { 
        props:{ 
            isHandle:{ 
                type:Boolean,
                default:true
            },
            labelWidth:{ 
                type:String,
                default:'50px'
            },
            size:{ 
                type:String,
                default:'mini'
            },
            searchForm:{ 
                type:Array, 
                default:[]
            },
            searchHandle:{ 
                type:Array,
                default:()=>[]
            },
            searchData:{ 
                type:Object,
                default:{ }
            }
        },
        data () { 
            return { 
            };
        },
        methods:{ 
          
        }
    
    }
    
    </script>
    <style lang="scss" >
     .ces-search{ 
        display: flex;
        justify-content: space-between;
        .formItem{ 
            .el-form-item__label{ 
                width: 80px !important;
            }
        }
     }
    
    
    </style>

##### table.vue #####

<template>
    <section class="ces-table-page">
      
        <section class="ces-handle" v-if='isHandle'>
          <el-button v-for='(item , index) in tableHandles' :size="item.size || size" :type="item.type" :icon='item.icon' @click="item.handle()" :key="index">{ { item.label}}</el-button>
        </section>
        
        <section class="ces-table">
            <el-table 
             :data='tableData' 
             :size='size'
              :border  ='isBorder'
              @select='select' 
              @select-all='selectAll'
              v-loading='loading' 
              header-row-class-name="header_row_style" 
              :defaultSelections='defaultSelections'
              ref="cesTable">
                <el-table-column v-if="isSelection" type="selection" align="center" width="50" ></el-table-column>
                <el-table-column v-if="isIndex" type="index" :label="indexLabel" align="center" width="50"></el-table-column>
                
                <el-table-column v-for="item in tableCols" 
                  :key="item.id"
                  :prop="item.prop" 
                  :label="item.label" 
                  :width="item.width"
                  :align="item.align" 
                   show-overflow-tooltip
                  :render-header="item.require?renderHeader:null"
                  >
                    <template slot-scope="scope" >
                      
                      <span v-if="item.type==='Html'" v-html="item.html(scope.row)"></span>
                      
                      <span v-if="item.type==='Button'" >
                        <el-button v-for="(btn , index) in item.btnList" 
                          :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                          :type="btn.type" 
                          :size="btn.size || size" 
                          :icon="btn.icon" 
                          :key="index"
                          @click="btn.handle(scope.row)">{ { btn.label}}</el-button>
                        </span>
                      
                      <el-input v-if="item.type==='Input'" v-model="scope.row[item.prop]" :size="size" 
                        :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                        @focus="item.focus && item.focus(scope.row)"></el-input>
                      
                      <el-select v-if="item.type==='Select'" v-model="scope.row[item.prop]" :size="size" :props="item.props"
                        :disabled="btn.isDisabled && btn.isDisabled(scope.row)" 
                        @change='item.change && item.change(scope.row)'>
                          <el-option v-for="op in item.options" :label="op[item.props.label]" :value="op[item.props.value]" :key="op[item.props.value]"></el-option>
                      </el-select>
                      
                      <el-radio-group v-if="item.type==='Radio'" v-model="scope.row[item.prop]"
                        :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                        @change='item.change && item.change(scope.row)'>
                          <el-radio v-for="(ra , index) in item.radios" :label="ra.value" :key="index">{ { ra.label}}</el-radio>
                      </el-radio-group>
                      
                      <el-checkbox-group v-if="item.type==='Checkbox'" v-model="scope.row[item.prop]" 
                        :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                        @change='item.change && item.change(scope.row)'>
                          <el-checkbox v-for="(ra ,index) in item.checkboxs" :label="ra.value" :key="index">{ { ra.label}}</el-checkbox>
                      </el-checkbox-group>
                      
                      <el-rate v-if="item.type==='Rate'" v-model="scope.row[item.prop]"
                        :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                        @change='item.change && item.change(scope.row)'></el-rate>
                      
                      <el-switch v-if="item.type==='Switch'" v-model="scope.row[item.prop]"
                        :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                        @change='item.change && item.change(scope.row)'></el-switch>
                      
                      <img v-if="item.type==='Image'" :src="scope.row[item.prop]" @click="item.handle && item.handle(scope.row)"/>
                      
                      <el-slider v-if="item.type==='Slider'" v-model="scope.row[item.prop]" 
                      :disabled="btn.isDisabled && btn.isDisabled(scope.row)"
                        @change='item.change && item.change(scope.row)'></el-slider>
                      
                      <span v-if="!item.type" 
                        :style="item.itemStyle && item.itemStyle(scope.row)" 
                        :class="item.itemClass && item.item.itemClass(scope.row)">{ { (item.formatter && item.formatter(scope.row)) || scope.row[item.prop]}}</span>
                    </template>
                  </el-table-column>
            </el-table>
        </section>
        
        <section class="ces-pagination"  v-if='isPagination'>
            <el-pagination style='display: flex;justify-content: center;height: 100%;align-items: center;'
                @current-change="handleCurrentChange"
                @size-change="handleSizeChange"
                layout="total,sizes ,prev, pager, next,jumper"
                :page-size="pagination.pageSize"
                :current-page="pagination.pageNum"
                :total="pagination.total"
            ></el-pagination>
        </section>
    </section>
    </template>
    
    <script>
    
    export default { 
      props:{ 
        // 表格型号：mini,medium,small
        size:{ type:String,default:'medium'},
        isBorder:{ type:Boolean,default:true},
        loading:{ type:Boolean,default:false},
        // 表格操作
        isHandle:{ type:Boolean,default:false},
        tableHandles:{ type:Array,default:()=>[]},
        // 表格数据
        tableData:{  type:Array,default:()=>[]},
        // 表格列配置
        tableCols:{  type:Array,default:()=>[]},
        // 是否显示表格复选框
        isSelection:{ type:Boolean,default:false},
        defaultSelections:{  type:[Array,Object], default:()=>null},
        // 是否显示表格索引
        isIndex:{ type:Boolean,default:false},
        indexLabel: { type:String,default:'序号'},
        // 是否显示分页
        isPagination:{ type:Boolean,default:true},
        // 分页数据
        pagination:{  type:Object,default:()=>({ pageSize:10,pageNum:1,total:0})},
        
      },
      data(){ 
        return { 
        }
      },
      watch:{ 
        'defaultSelections'(val) { 
            this.$nextTick(function(){ 
              if(Array.isArray(val)){ 
                val.forEach(row=>{ 
                  this.$refs.cesTable.toggleRowSelection(row)
                })
              }else{ 
                this.$refs.cesTable.toggleRowSelection(val)
              }
            })      
        }
      },
      methods:{ 
        // 表格勾选
        select(rows,row){ 
          this.$emit('select',rows,row);
        },
        // 全选
        selectAll(rows){ 
          this.$emit('select',rows)
        },
        // 
        handleCurrentChange(val){ 
          this.pagination.pageNum = val;
          this.$emit('refresh');
        },
        handleSizeChange(val) { 
          this.pagination.pageSize = val;
          this.$emit('refresh');
        },
        
        // tableRowClassName({rowIndex}) { 
        // if (rowIndex % 2 === 0) { 
        // return "stripe-row";
        // }
        // return "";
        // }
        renderHeader(h,obj) { 
          return h('span',{ class:'ces-table-require'},obj.column.label)
        },
      },
    }
    </script>
    <style>
    .ces-table-require::before{ 
      content:'*';
      color:red;
    }
    .el-pagination{ 
      float: right;
      margin-right: 10px;
      margin-top: 5px;
    }
    </style>

#### 二、引用组件 ####

下面是我项目的代码，有些多余的代码我就不删除了，，我会在代码里备注每个代码块的作用，也方便自己清楚。

<template> 
        <div class="ces-main">
            <search-form 
            ref="form"
            size='mini'
            labelWidth = '50px' 
            :searchData = "searchData"
            :searchForm = "searchForm"
            :searchHandle="searchHandle"></search-form>
            <ces-table 
            size='mini'
            :isSelection='true'
            :isIndex='true'
            :isPagination='true'
            :isHandle='true'
            :tableData='tableData' 
            :tableCols='tableCols' 
            :pagination='pagination'
            @refresh="handleCurrentChange"
            >
            </ces-table>
            </div>
    </template>
    
    <script>
    import { 
        getTableAndForm, //获取资产目录详情下的数据展示的动态表格和表单
    } from '@/api/assetsManage/table/index.js';
    import { 
       getQuery //查询接口
    } from '@/api/assetsManage/assets/index.js';
    
    //引入组件
    import SearchForm from '@/components/form.vue'
    import cesTable from '@/components/table.vue'
    
    export default { 
        data(){ 
             //表单查询一般分为input，下拉框，和日期，下面是下拉框时的设置下拉信息的情况，我的项目没有用到，但是留着方便看
           //let sexs=[{label:'男',value:'M'},{label:'女',value:'F'}]
          // let sexProps={label:'label',value:'value'}
            return { 
                 searchData:{  //查询表单的对应的值
                    // name:'',
                    // sex:null,
                },
                searchForm:[ //这里是渲染查询表单的表头和类型的数据
                    // {type:'Input',label:'姓名',prop:'name', width:'180px',placeholder:'请输入姓名...'},
                    // {type:'Select',label:'性别',prop:'sex',width:'180px',options:sexs,props:sexProps,change:row=>'',placeholder:'请选择性别...'},
                ],
                searchHandle:[ //查询和重置按钮
                    { label:'查询',type:'primary',handle:this.handleQuery},
                    { label:'重置',type:'primary',handle:this.handleReset}
                ],
                apiId:'null',
                fieldList:[],
                // 表格
                tableData:[],//表格数据
                tableCols:[ //表格列数据
                    // {label:'姓名',prop:'name'},
                    // {label:'年龄',prop:'age'},
                ],
               // tableHandles:[ //这是表格和表单之间的一个按钮，我的项目不需要
                // {label:'新增',type:'primary',handle:row=>''}
               // ],
                pagination:{  //分页数据
                    pageSize:10,
                    pageNum:1,
                    total:0
                },
              
            }
        },
    
       components:{  //引入组件后注册组件
        cesTable, 
        SearchForm
       },
       mounted(){ 
          this.getTableAndForm()
       },
        methods:{ 
             //此方法是点击分页时触发的查询，
            handleCurrentChange(){ 
              this.getQuery()
            },
            //获取表格和表单数据
            async getTableAndForm(){ 
              //... 
             },
           
    
            //查询
            getQuery(){ 
               //...
            },
            handleQuery(){  //查询
                this.getQuery()
            },
            handleReset(){   /重置
              for(var i in this.searchData){ 
                this.$set( this.searchData, i, '') 
              }
              this.getQuery()
            }
      }
    }
    </script>
    
    <style lang="scss" scoped>
    
    </style>

好了，定义组件是为了方便使用，希望在记录自己学习的时候，也可以帮到你！

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