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