table-head.vue
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<template>
<table cellspacing="0" cellpadding="0" border="0" :style="styles">
<colgroup>
<col v-for="(column, index) in columns" :width="setCellWidth(column)">
<col v-if="$parent.showVerticalScrollBar" :width="$parent.scrollBarWidth"/>
</colgroup>
<thead>
<tr v-for="(cols, rowIndex) in headRows">
<th
v-for="(column, index) in cols"
:colspan="column.colSpan"
:rowspan="column.rowSpan"
:class="alignCls(column)">
<div :class="cellClasses(column)">
<template v-if="column.type === 'expand'">
<span v-if="!column.renderHeader">{{ column.title || '' }}</span>
<render-header v-else :render="column.renderHeader" :column="column" :index="index"></render-header>
</template>
<template v-else-if="column.type === 'selection'"><Checkbox :value="isSelectAll" :disabled="isSelectDisabled" @on-change="selectAll"></Checkbox></template>
<template v-else>
<span v-if="!column.renderHeader" :class="{[prefixCls + '-cell-sort']: column.sortable}" @click="handleSortByHead(getColumn(rowIndex, index)._index)">{{ column.title || '#' }}</span>
<render-header v-else :render="column.renderHeader" :column="column" :index="index"></render-header>
<span :class="[prefixCls + '-sort']" v-if="column.sortable">
<i class="ivu-icon ivu-icon-md-arrow-dropup" :class="{on: getColumn(rowIndex, index)._sortType === 'asc'}" @click="handleSort(getColumn(rowIndex, index)._index, 'asc')"></i>
<i class="ivu-icon ivu-icon-md-arrow-dropdown" :class="{on: getColumn(rowIndex, index)._sortType === 'desc'}" @click="handleSort(getColumn(rowIndex, index)._index, 'desc')"></i>
</span>
<Poptip
v-if="isPopperShow(column)"
v-model="getColumn(rowIndex, index)._filterVisible"
placement="bottom"
popper-class="ivu-table-popper"
transfer
@on-popper-hide="handleFilterHide(getColumn(rowIndex, index)._index)">
<span :class="[prefixCls + '-filter']">
<i class="ivu-icon ivu-icon-ios-funnel" :class="{on: getColumn(rowIndex, index)._isFiltered}"></i>
</span>
<div slot="content" :class="[prefixCls + '-filter-list']" v-if="getColumn(rowIndex, index)._filterMultiple">
<div :class="[prefixCls + '-filter-list-item']">
<checkbox-group v-model="getColumn(rowIndex, index)._filterChecked">
<checkbox v-for="(item, index) in column.filters" :key="index" :label="item.value">{{ item.label }}</checkbox>
</checkbox-group>
</div>
<div :class="[prefixCls + '-filter-footer']">
<i-button type="text" size="small" :disabled="!getColumn(rowIndex, index)._filterChecked.length" @click.native="handleFilter(getColumn(rowIndex, index)._index)">{{ t('i.table.confirmFilter') }}</i-button>
<i-button type="text" size="small" @click.native="handleReset(getColumn(rowIndex, index)._index)">{{ t('i.table.resetFilter') }}</i-button>
</div>
</div>
<div slot="content" :class="[prefixCls + '-filter-list']" v-else>
<ul :class="[prefixCls + '-filter-list-single']">
<li
:class="itemAllClasses(getColumn(rowIndex, index))"
@click="handleReset(getColumn(rowIndex, index)._index)">{{ t('i.table.clearFilter') }}</li>
<li
:class="itemClasses(getColumn(rowIndex, index), item)"
v-for="item in column.filters"
@click="handleSelect(getColumn(rowIndex, index)._index, item.value)">{{ item.label }}</li>
</ul>
</div>
</Poptip>
</template>
</div>
</th>
<th v-if="$parent.showVerticalScrollBar && rowIndex===0" :class='scrollBarCellClass()' :rowspan="headRows.length"></th>
</tr>
</thead>
</table>
</template>
<script>
import CheckboxGroup from '../checkbox/checkbox-group.vue';
import Checkbox from '../checkbox/checkbox.vue';
import Poptip from '../poptip/poptip.vue';
import iButton from '../button/button.vue';
import renderHeader from './header';
import Mixin from './mixin';
import Locale from '../../mixins/locale';
export default {
name: 'TableHead',
mixins: [ Mixin, Locale ],
components: { CheckboxGroup, Checkbox, Poptip, iButton, renderHeader },
props: {
prefixCls: String,
styleObject: Object,
columns: Array,
objData: Object,
data: Array, // rebuildData
columnsWidth: Object,
fixed: {
type: [Boolean, String],
default: false
},
columnRows: Array,
fixedColumnRows: Array
},
computed: {
styles () {
const style = Object.assign({}, this.styleObject);
const width = parseInt(this.styleObject.width) ;
style.width = `${width}px`;
return style;
},
isSelectAll () {
let isSelectAll = true;
if (!this.data.length) isSelectAll = false;
if (!this.data.find(item => !item._disabled)) isSelectAll = false; // #1751
for (let i = 0; i < this.data.length; i++) {
if (!this.objData[this.data[i]._index]._isChecked && !this.objData[this.data[i]._index]._isDisabled) {
isSelectAll = false;
break;
}
}
return isSelectAll;
},
headRows () {
const isGroup = this.columnRows.length > 1;
if (isGroup) {
return this.fixed ? this.fixedColumnRows : this.columnRows;
} else {
return [this.columns];
}
},
isSelectDisabled () {
let isSelectDisabled = false;
if (!this.data.length) isSelectDisabled = true;
if (!this.data.find(item => !item._disabled)) isSelectDisabled = true;
return isSelectDisabled;
}
},
methods: {
cellClasses (column) {
return [
`${this.prefixCls}-cell`,
{
[`${this.prefixCls}-hidden`]: !this.fixed && column.fixed && (column.fixed === 'left' || column.fixed === 'right'),
[`${this.prefixCls}-cell-with-selection`]: column.type === 'selection'
}
];
},
scrollBarCellClass(){
let hasRightFixed = false;
for(let i in this.headRows){
for(let j in this.headRows[i]){
if(this.headRows[i][j].fixed === 'right') {
hasRightFixed=true;
break;
}
if(hasRightFixed) break;
}
}
return [
{
[`${this.prefixCls}-hidden`]: hasRightFixed
}
];
},
itemClasses (column, item) {
return [
`${this.prefixCls}-filter-select-item`,
{
[`${this.prefixCls}-filter-select-item-selected`]: column._filterChecked[0] === item.value
}
];
},
itemAllClasses (column) {
return [
`${this.prefixCls}-filter-select-item`,
{
[`${this.prefixCls}-filter-select-item-selected`]: !column._filterChecked.length
}
];
},
selectAll () {
const status = !this.isSelectAll;
this.$parent.selectAll(status);
},
handleSort (index, type) {
// 在固定列时，寻找正确的 index #5580
const column = this.columns.find(item => item._index === index);
const _index = column._index;
if (column._sortType === type) {
type = 'normal';
}
this.$parent.handleSort(_index, type);
},
handleSortByHead (index) {
// 在固定列时，寻找正确的 index #5580
const column = this.columns.find(item => item._index === index);
if (column.sortable) {
const type = column._sortType;
if (type === 'normal') {
this.handleSort(index, 'asc');
} else if (type === 'asc') {
this.handleSort(index, 'desc');
} else {
this.handleSort(index, 'normal');
}
}
},
handleFilter (index) {
this.$parent.handleFilter(index);
},
handleSelect (index, value) {
this.$parent.handleFilterSelect(index, value);
},
handleReset (index) {
this.$parent.handleFilterReset(index);
},
handleFilterHide (index) {
this.$parent.handleFilterHide(index);
},
// 因为表头嵌套不是深拷贝，所以没有 _ 开头的方法，在 isGroup 下用此列
getColumn (rowIndex, index) {
const isGroup = this.columnRows.length > 1;
if (isGroup) {
const id = this.headRows[rowIndex][index].__id;
return this.columns.filter(item => item.__id === id)[0];
} else {
return this.headRows[rowIndex][index];
}
}
}
};
</script>