cell.vue
3.54 KB
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<template>
<div :class="classes">
<template v-if="renderType === 'index'">{{naturalIndex + 1}}</template>
<template v-if="renderType === 'selection'">
<Checkbox :checked="checked" @on-change="toggleSelect" :disabled="disabled"></Checkbox>
</template>
<template v-if="renderType === 'normal'">{{{ row[column.key] }}}</template>
</div>
</template>
<script>
import Checkbox from '../checkbox/checkbox.vue';
export default {
components: { Checkbox },
props: {
prefixCls: String,
row: Object,
column: Object,
naturalIndex: Number, // index of rebuildData
index: Number, // _index of data
checked: Boolean,
disabled:Boolean,
fixed: {
type: [Boolean, String],
default: false
}
},
data () {
return {
renderType: '',
uid: -1,
content: this.$parent.$parent.content
};
},
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
}
];
}
},
methods: {
compile () {
if (this.column.render) {
const $parent = this.content;
const template = this.column.render(this.row, this.column, this.index);
const cell = document.createElement('div');
cell.innerHTML = template;
const _oldParentChildLen = $parent.$children.length;
$parent.$compile(cell); // todo 这里无法触发 ready 钩子
const _newParentChildLen = $parent.$children.length;
if (_oldParentChildLen !== _newParentChildLen) { // if render normal html node, do not tag
this.uid = $parent.$children[$parent.$children.length - 1]._uid; // tag it, and delete when data or columns update
}
this.$el.innerHTML = '';
this.$el.appendChild(cell);
}
},
destroy () {
const $parent = this.content;
for (let i = 0; i < $parent.$children.length; i++) {
if ($parent.$children[i]._uid === this.uid) {
$parent.$children[i].$destroy();
}
}
},
toggleSelect () {
this.$parent.$parent.toggleSelect(this.index);
}
},
compiled () {
if (this.column.type === 'index') {
this.renderType = 'index';
} else if (this.column.type === 'selection') {
this.renderType = 'selection';
} else if (this.column.render) {
this.renderType = 'render';
} else {
this.renderType = 'normal';
}
},
ready () {
this.compile();
},
beforeDestroy () {
this.destroy();
},
watch: {
naturalIndex () {
this.destroy();
this.compile();
}
}
};
</script>