cell.vue
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<template>
<div :class="classes" ref="cell">
<template v-if="renderType === 'index'">{{naturalIndex + 1}}</template>
<template v-if="renderType === 'selection'">
<Checkbox :value="checked" @on-change="toggleSelect" :disabled="disabled"></Checkbox>
</template>
<template v-if="renderType === 'normal'"><span v-html="row[column.key]"></span></template>
<template v-if="renderType === 'expand' && !row._disableExpand">
<div :class="expandCls" @click="toggleExpand">
<Icon type="ios-arrow-right"></Icon>
</div>
</template>
<Cell
v-if="renderType === 'render'"
:row="row"
:column="column"
:index="index"
:render="column.render"></Cell>
</div>
</template>
<script>
import Vue from 'vue';
import Cell from './expand';
import Icon from '../icon/icon.vue';
import Checkbox from '../checkbox/checkbox.vue';
import { findComponentUpward } from '../../utils/assist';
export default {
name: 'TableCell',
components: { Icon, Checkbox, Cell },
props: {
prefixCls: String,
row: Object,
column: Object,
naturalIndex: Number, // index of rebuildData
index: Number, // _index of data
checked: Boolean,
disabled: Boolean,
expanded: Boolean,
fixed: {
type: [Boolean, String],
default: false
}
},
data () {
return {
renderType: '',
uid: -1,
context: this.$parent.$parent.currentContext
};
},
computed: {
classes () {
return [
`${this.prefixCls}-cell`,
{
[`${this.prefixCls}-hidden`]: !this.fixed && this.column.fixed && (this.column.fixed === 'left' || this.column.fixed === 'right'),
[`${this.prefixCls}-cell-ellipsis`]: this.column.ellipsis || false,
[`${this.prefixCls}-cell-with-expand`]: this.renderType === 'expand'
}
];
},
expandCls () {
return [
`${this.prefixCls}-cell-expand`,
{
[`${this.prefixCls}-cell-expand-expanded`]: this.expanded
}
];
}
},
methods: {
compile () {
if (this.column.render && this.renderType === 'render') {
// todo 兼容真 Render，后期废弃旧用法
let isRealRender = true;
const Table = findComponentUpward(this, 'Table');
if (Table.context) isRealRender = false;
if (isRealRender) {
// this.$el.innerHTML = '';
// const component = new Vue({
// functional: true,
// render: (h) => {
// return this.column.render(h, {
// row: this.row,
// column: this.column,
// index: this.index
// });
// }
// });
// const Cell = component.$mount();
// this.$refs.cell.appendChild(Cell.$el);
} else {
const $parent = this.context;
const template = this.column.render(this.row, this.column, this.index);
const cell = document.createElement('div');
cell.innerHTML = template;
this.$el.innerHTML = '';
let methods = {};
Object.keys($parent).forEach(key => {
const func = $parent[key];
if (typeof(func) === 'function' && (func.name === 'boundFn' || func.name === 'n')) {
methods[key] = func;
}
});
const res = Vue.compile(cell.outerHTML);
// 获取父组件使用的局部 component
const components = {};
Object.getOwnPropertyNames($parent.$options.components).forEach(item => {
components[item] = $parent.$options.components[item];
});
const component = new Vue({
render: res.render,
staticRenderFns: res.staticRenderFns,
methods: methods,
data () {
return $parent._data;
},
components: components
});
if ($parent.$store != undefined) {
component.$store = $parent.$store;
}
component.row = this.row;
component.column = this.column;
const Cell = component.$mount();
this.$refs.cell.appendChild(Cell.$el);
}
}
},
destroy () {
},
toggleSelect () {
this.$parent.$parent.toggleSelect(this.index);
},
toggleExpand () {
this.$parent.$parent.toggleExpand(this.index);
}
},
created () {
if (this.column.type === 'index') {
this.renderType = 'index';
} else if (this.column.type === 'selection') {
this.renderType = 'selection';
} else if (this.column.type === 'expand') {
this.renderType = 'expand';
} else if (this.column.render) {
this.renderType = 'render';
} else {
this.renderType = 'normal';
}
},
mounted () {
this.$nextTick(() => {
this.compile();
});
},
beforeDestroy () {
this.destroy();
},
watch: {
naturalIndex () {
this.destroy();
this.compile();
}
}
};
</script>