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实现效果
代码
<template>
<div>
<el-button @click="add">新增</el-button>
<el-button @click="save">保存</el-button>
<el-form id="table-form" ref="form" :rules="rules" :model="form">
<el-table ref="table" :data="form.tableData" border>
<el-table-column>
<template slot="header">
<p>
姓名
<span style="color:red;font-size:16px;">*</span>
</p>
</template>
<template slot-scope="scope">
<el-form-item :prop=" 'tableData.' + scope.$index + '.name' " :rules="rules.name">
<el-input v-model="scope.row.name" @keyup.native.enter="nextFocus($event,scope.row)"></el-input>
</el-form-item>
</template>
</el-table-column>
<el-table-column>
<template slot="header">
<p>
年龄
<span style="color:red;font-size:16px;">*</span>
</p>
</template>
<template slot-scope="scope">
<el-form-item :prop=" 'tableData.' + scope.$index + '.age' " :rules="rules.age">
<el-input
v-model.number="scope.row.age"
type="number"
@keyup.native.enter="nextFocus($event,scope.row)"
></el-input>
</el-form-item>
</template>
</el-table-column>
<el-table-column label="身高">
<template slot-scope="scope">
<el-form-item>
<el-input
v-model.number="scope.row.height"
type="number"
@keyup.native.enter="nextFocus($event,scope.row)"
></el-input>
</el-form-item>
</template>
</el-table-column>
<el-table-column label="年龄+身高" prop="other" />
</el-table>
</el-form>
</div>
</template>
<script>
export default {
data() {
return {
inputDoms: "",
tableIndex: 0,
form: {
tableData: []
},
rules: {
name: [{ required: true, message: "名字不能为空", trigger: "blur" }],
age: [{ required: true, message: "年龄不能为空", trigger: "blur" }]
}
};
},
watch: {
"form.tableData": {
handler(val) {
val.forEach(item => {
item.other = item.age + item.height;
});
},
deep: true
}
},
created() {
this.$nextTick(() => {
this.initInputDOM();
});
},
methods: {
initInputDOM() {
const inputDoms = document.querySelectorAll(
"#table-form .el-input__inner"
);
inputDoms.forEach((item, index) => {
item.setAttribute("data-index", index);
});
this.inputDoms = inputDoms;
},
nextFocus(event, row) {
const index = event.target.getAttribute("data-index");
const nextIndex = parseInt(index) + 1;
const length = this.inputDoms.length;
if (nextIndex < length) {
this.inputDoms[nextIndex].focus();
} else {
this.inputDoms[0].focus();
}
},
add() {
this.form.tableData.push({
name: "",
age: "",
height: "",
other: ""
});
this.$nextTick(() => {
this.initInputDOM();
});
},
del(index) {
this.form.tableData.splice(index, 1);
},
save() {
this.$refs.form.validate(valid => {
if (valid) {
console.log("通过");
console.log(this.form.tableData);
}
});
}
}
};
</script>