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<div v-show="false">
<div v-if="false">
<slot name="title"></slot>
<slot name="cell"></slot>
<slot name="expand-content"></slot>
<slot></slot>
</div>
</div>
</template>
<script>
import MEmitter from '../m-emitter.vue';
import { Formatter, parseFormatters, placeholderFormatter } from '../../utils/Formatters';
export default {
name: 'u-table-view-column',
parentName: 'u-table-view',
mixins: [MEmitter],
props: {
type: String,
startIndex: { type: Number, default: 1 },
autoIndex: { type: Boolean, default: false },
title: String,
field: String,
width: [String, Number],
fixed: { type: Boolean, default: false },
sortable: { type: Boolean, default: false },
sortCompare: { type: Function },
defaultOrder: String,
filters: { type: Array },
ellipsis: { type: Boolean, default: undefined },
formatter: { type: [String, Object, Function, Formatter], default: 'placeholder' },
hidden: { type: Boolean, default: false },
dblclickHandler: Function,
filterMultiple: { type: Boolean, default: false },
filterMax: Number,
colSpan: Number,
autoRowSpan: { type: Boolean, default: false },
expanderPosition: { type: String, default: 'left' },
thEllipsis: { type: Boolean, default: undefined }, // 表头是否缩略展示
},
data() {
const data = {
parentVM: undefined,
filterVM: undefined,
currentWidth: this.width === undefined ? undefined : this.width + '',
computedWidth: this.width === undefined ? undefined : this.width + '',
currentFormatter: undefined,
currentHidden: this.hidden,
isUnderGroup: false,
};
if (typeof this.formatter === 'object')
data.currentFormatter = this.formatter;
else if (typeof this.formatter === 'string') {
data.currentFormatter = {
_format: parseFormatters(this.formatter),
format(value) {
return this._format(value);
},
};
} else if (typeof this.formatter === 'function') {
data.currentFormatter = { format: this.formatter };
} else
data.currentFormatter = placeholderFormatter;
return data;
},
watch: {
width(width) {
this.currentWidth = width === undefined ? undefined : width + '';
this.computedWidth = width === undefined ? undefined : width + '';
// this.parentVM.handleResize(); // 暂时不需要，dataSource 会触发此方法
},
hidden(value) {
this.currentHidden = value;
// 分组下的列用hidden控制显隐，分组需要重新计算colSpan等
this.$contact('u-table-view', (parentVM) => {
const hasGroupedColumn = !!Object.keys(parentVM.columnGroupVMs).length;
if (hasGroupedColumn) {
this.$dispatch(
($parent) => $parent.$options.name && $parent.$options.name === 'u-table-view',
'handle-columns',
);
}
});
},
autoRowSpan() {
this.$nextTick(() => {
this.parentVM && this.parentVM.autoMergeRow();
});
},
},
created() {
this.$contact('u-table-view', (parentVM) => {
this.parentVM = parentVM;
parentVM.columnVMsMap[this._uid] = {
vnode: this.$vnode,
columnVM: this,
};
this.$dispatch(
($parent) => $parent.$options.name && $parent.$options.name === 'u-table-view',
'handle-columns',
);
});
},
destroyed() {
this.$contact('u-table-view', (parentVM) => {
parentVM.columnVMsMap[this._uid] = null;
this.$dispatch(
($parent) => $parent.$options.name && $parent.$options.name === 'u-table-view',
'handle-columns',
);
});
},
};
</script>
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