primevue-mirror/components/lib/datatable/HeaderCell.vue

369 lines
14 KiB
Vue

<template>
<th
:style="containerStyle"
:class="containerClass"
:tabindex="columnProp('sortable') ? '0' : null"
role="columnheader"
:colspan="columnProp('colspan')"
:rowspan="columnProp('rowspan')"
:aria-sort="ariaSort"
@click="onClick"
@keydown="onKeyDown"
@mousedown="onMouseDown"
@dragstart="onDragStart"
@dragover="onDragOver"
@dragleave="onDragLeave"
@drop="onDrop"
v-bind="{ ...getColumnPT('root'), ...getColumnPT('headerCell') }"
:data-p-sortable-column="columnProp('sortable')"
:data-p-resizable-column="resizableColumns"
:data-p-highlight="isColumnSorted()"
:data-p-filter-column="filterColumn"
:data-p-frozen-column="columnProp('frozen')"
:data-p-reorderable-column="reorderableColumns"
>
<span v-if="resizableColumns && !columnProp('frozen')" :class="cx('columnResizer')" @mousedown="onResizeStart" v-bind="getColumnPT('columnResizer')"></span>
<div :class="cx('headerContent')" v-bind="getColumnPT('headerContent')">
<component v-if="column.children && column.children.header" :is="column.children.header" :column="column" />
<span v-if="columnProp('header')" :class="cx('headerTitle')" v-bind="getColumnPT('headerTitle')">{{ columnProp('header') }}</span>
<span v-if="columnProp('sortable')" v-bind="getColumnPT('sort')">
<component :is="(column.children && column.children.sorticon) || sortableColumnIcon" :sorted="sortState.sorted" :sortOrder="sortState.sortOrder" :class="cx('sortIcon')" v-bind="getColumnPT('sorticon')" data-pc-section="sorticon" />
</span>
<span v-if="isMultiSorted()" :class="cx('sortBadge')" v-bind="getColumnPT('sortBadge')">{{ getBadgeValue() }}</span>
<DTHeaderCheckbox
v-if="columnProp('selectionMode') === 'multiple' && filterDisplay !== 'row'"
:checked="allRowsSelected"
@change="onHeaderCheckboxChange"
:disabled="empty"
:headerCheckboxIconTemplate="column.children && column.children.headercheckboxicon"
:column="column"
:pt="pt"
/>
<DTColumnFilter
v-if="filterDisplay === 'menu' && column.children && column.children.filter"
:field="columnProp('filterField') || columnProp('field')"
:type="columnProp('dataType')"
display="menu"
:showMenu="columnProp('showFilterMenu')"
:filterElement="column.children && column.children.filter"
:filterHeaderTemplate="column.children && column.children.filterheader"
:filterFooterTemplate="column.children && column.children.filterfooter"
:filterClearTemplate="column.children && column.children.filterclear"
:filterApplyTemplate="column.children && column.children.filterapply"
:filterIconTemplate="column.children && column.children.filtericon"
:filterAddIconTemplate="column.children && column.children.filteraddicon"
:filterRemoveIconTemplate="column.children && column.children.filterremoveicon"
:filterClearIconTemplate="column.children && column.children.filterclearicon"
:filters="filters"
:filtersStore="filtersStore"
:filterInputProps="filterInputProps"
@filter-change="$emit('filter-change', $event)"
@filter-apply="$emit('filter-apply')"
:filterMenuStyle="columnProp('filterMenuStyle')"
:filterMenuClass="columnProp('filterMenuClass')"
:showOperator="columnProp('showFilterOperator')"
:showClearButton="columnProp('showClearButton')"
:showApplyButton="columnProp('showApplyButton')"
:showMatchModes="columnProp('showFilterMatchModes')"
:showAddButton="columnProp('showAddButton')"
:matchModeOptions="columnProp('filterMatchModeOptions')"
:maxConstraints="columnProp('maxConstraints')"
@operator-change="$emit('operator-change', $event)"
@matchmode-change="$emit('matchmode-change', $event)"
@constraint-add="$emit('constraint-add', $event)"
@constraint-remove="$emit('constraint-remove', $event)"
@apply-click="$emit('apply-click', $event)"
:column="column"
:unstyled="unstyled"
:pt="pt"
/>
</div>
</th>
</template>
<script>
import BaseComponent from 'primevue/basecomponent';
import SortAltIcon from 'primevue/icons/sortalt';
import SortAmountDownIcon from 'primevue/icons/sortamountdown';
import SortAmountUpAltIcon from 'primevue/icons/sortamountupalt';
import { DomHandler, ObjectUtils } from 'primevue/utils';
import { mergeProps } from 'vue';
import ColumnFilter from './ColumnFilter.vue';
import HeaderCheckbox from './HeaderCheckbox.vue';
export default {
name: 'HeaderCell',
hostName: 'DataTable',
extends: BaseComponent,
emits: [
'column-click',
'column-mousedown',
'column-dragstart',
'column-dragover',
'column-dragleave',
'column-drop',
'column-resizestart',
'checkbox-change',
'filter-change',
'filter-apply',
'operator-change',
'matchmode-change',
'constraint-add',
'constraint-remove',
'filter-clear',
'apply-click'
],
props: {
column: {
type: Object,
default: null
},
index: {
type: Number,
default: null
},
resizableColumns: {
type: Boolean,
default: false
},
groupRowsBy: {
type: [Array, String, Function],
default: null
},
sortMode: {
type: String,
default: 'single'
},
groupRowSortField: {
type: [String, Function],
default: null
},
sortField: {
type: [String, Function],
default: null
},
sortOrder: {
type: Number,
default: null
},
multiSortMeta: {
type: Array,
default: null
},
allRowsSelected: {
type: Boolean,
default: false
},
empty: {
type: Boolean,
default: false
},
filterDisplay: {
type: String,
default: null
},
filters: {
type: Object,
default: null
},
filtersStore: {
type: Object,
default: null
},
filterColumn: {
type: Boolean,
default: false
},
reorderableColumns: {
type: Boolean,
default: false
},
filterInputProps: {
type: null,
default: null
}
},
data() {
return {
styleObject: {}
};
},
mounted() {
if (this.columnProp('frozen')) {
this.updateStickyPosition();
}
},
updated() {
if (this.columnProp('frozen')) {
this.updateStickyPosition();
}
},
methods: {
columnProp(prop) {
return ObjectUtils.getVNodeProp(this.column, prop);
},
getColumnPT(key) {
const columnMetaData = {
props: this.column.props,
parent: {
instance: this,
props: this.$props,
state: this.$data
},
context: {
index: this.index,
sorted: this.isColumnSorted(),
resizable: this.resizableColumns,
size: this.$parentInstance?.$parentInstance?.size,
showGridlines: this.$parentInstance?.$parentInstance?.showGridlines || false
}
};
return mergeProps(this.ptm(`column.${key}`, { column: columnMetaData }), this.ptm(`column.${key}`, columnMetaData), this.ptmo(this.getColumnProp(), key, columnMetaData));
},
getColumnProp() {
return this.column.props && this.column.props.pt ? this.column.props.pt : undefined; //@todo:
},
onClick(event) {
this.$emit('column-click', { originalEvent: event, column: this.column });
},
onKeyDown(event) {
if ((event.code === 'Enter' || event.code === 'NumpadEnter' || event.code === 'Space') && event.currentTarget.nodeName === 'TH' && DomHandler.getAttribute(event.currentTarget, 'data-p-sortable-column')) {
this.$emit('column-click', { originalEvent: event, column: this.column });
event.preventDefault();
}
},
onMouseDown(event) {
this.$emit('column-mousedown', { originalEvent: event, column: this.column });
},
onDragStart(event) {
this.$emit('column-dragstart', { originalEvent: event, column: this.column });
},
onDragOver(event) {
this.$emit('column-dragover', { originalEvent: event, column: this.column });
},
onDragLeave(event) {
this.$emit('column-dragleave', { originalEvent: event, column: this.column });
},
onDrop(event) {
this.$emit('column-drop', { originalEvent: event, column: this.column });
},
onResizeStart(event) {
this.$emit('column-resizestart', event);
},
getMultiSortMetaIndex() {
return this.multiSortMeta.findIndex((meta) => meta.field === this.columnProp('field') || meta.field === this.columnProp('sortField'));
},
getBadgeValue() {
let index = this.getMultiSortMetaIndex();
return this.groupRowsBy && this.groupRowsBy === this.groupRowSortField && index > -1 ? index : index + 1;
},
isMultiSorted() {
return this.sortMode === 'multiple' && this.columnProp('sortable') && this.getMultiSortMetaIndex() > -1;
},
isColumnSorted() {
return this.sortMode === 'single' ? this.sortField && (this.sortField === this.columnProp('field') || this.sortField === this.columnProp('sortField')) : this.isMultiSorted();
},
updateStickyPosition() {
if (this.columnProp('frozen')) {
let align = this.columnProp('alignFrozen');
if (align === 'right') {
let right = 0;
let next = DomHandler.getNextElementSibling(this.$el, '[data-p-frozen-column="true"]');
if (next) {
right = DomHandler.getOuterWidth(next) + parseFloat(next.style.right || 0);
}
this.styleObject.right = right + 'px';
} else {
let left = 0;
let prev = DomHandler.getPreviousElementSibling(this.$el, '[data-p-frozen-column="true"]');
if (prev) {
left = DomHandler.getOuterWidth(prev) + parseFloat(prev.style.left || 0);
}
this.styleObject.left = left + 'px';
}
let filterRow = this.$el.parentElement.nextElementSibling;
if (filterRow) {
let index = DomHandler.index(this.$el);
if (filterRow.children[index]) {
filterRow.children[index].style.left = this.styleObject.left;
filterRow.children[index].style.right = this.styleObject.right;
}
}
}
},
onHeaderCheckboxChange(event) {
this.$emit('checkbox-change', event);
}
},
computed: {
containerClass() {
return [this.cx('headerCell'), this.filterColumn ? this.columnProp('filterHeaderClass') : this.columnProp('headerClass'), this.columnProp('class')];
},
containerStyle() {
let headerStyle = this.filterColumn ? this.columnProp('filterHeaderStyle') : this.columnProp('headerStyle');
let columnStyle = this.columnProp('style');
return this.columnProp('frozen') ? [columnStyle, headerStyle, this.styleObject] : [columnStyle, headerStyle];
},
sortState() {
let sorted = false;
let sortOrder = null;
if (this.sortMode === 'single') {
sorted = this.sortField && (this.sortField === this.columnProp('field') || this.sortField === this.columnProp('sortField'));
sortOrder = sorted ? this.sortOrder : 0;
} else if (this.sortMode === 'multiple') {
let metaIndex = this.getMultiSortMetaIndex();
if (metaIndex > -1) {
sorted = true;
sortOrder = this.multiSortMeta[metaIndex].order;
}
}
return {
sorted,
sortOrder
};
},
sortableColumnIcon() {
const { sorted, sortOrder } = this.sortState;
if (!sorted) return SortAltIcon;
else if (sorted && sortOrder > 0) return SortAmountUpAltIcon;
else if (sorted && sortOrder < 0) return SortAmountDownIcon;
return null;
},
ariaSort() {
if (this.columnProp('sortable')) {
const { sorted, sortOrder } = this.sortState;
if (sorted && sortOrder < 0) return 'descending';
else if (sorted && sortOrder > 0) return 'ascending';
else return 'none';
} else {
return null;
}
}
},
components: {
DTHeaderCheckbox: HeaderCheckbox,
DTColumnFilter: ColumnFilter,
SortAltIcon: SortAltIcon,
SortAmountUpAltIcon: SortAmountUpAltIcon,
SortAmountDownIcon: SortAmountDownIcon
}
};
</script>