primevue-mirror/src/components/datatable/TableBody.vue

406 lines
15 KiB
Vue

<template>
<tbody class="p-datatable-tbody">
<template v-if="!empty">
<template v-for="(rowData, index) of value">
<tr class="p-rowgroup-header" v-if="rowGroupMode === 'subheader' && shouldRenderRowGroupHeader(value, rowData, index)" :key="getRowKey(rowData, index) + '_subheader'">
<td :colspan="columns.length - 1">
<button class="p-row-toggler p-link" @click="onRowGroupToggle($event, rowData)" v-if="expandableRowGroups">
<span :class="rowGroupTogglerIcon(rowData)"></span>
</button>
<DTRowExpansionTemplate :template="templates['groupheader']" :data="rowData" :index="index" />
</td>
</tr>
<tr :class="getRowClass(rowData)" :key="getRowKey(rowData, index)"
v-if="expandableRowGroups ? isRowGroupExpanded(rowData): true"
@click="onRowClick($event, rowData, index)" @touchend="onRowTouchEnd($event)" @keydown="onRowKeyDown($event, rowData, index)" :tabindex="selectionMode ? '0' : null"
@mousedown="onRowMouseDown($event)" @dragstart="onRowDragStart($event, index)" @dragover="onRowDragOver($event,index)" @dragleave="onRowDragLeave($event)" @dragend="onRowDragEnd($event)" @drop="onRowDrop($event)">
<template v-for="(col,i) of columns">
<DTBodyCell v-if="shouldRenderBodyCell(value, col, index)" :key="col.columnKey||col.field||i" :rowData="rowData" :column="col" :index="index" :selected="isSelected(rowData)"
:rowTogglerIcon="col.expander ? rowTogglerIcon(rowData): null"
:rowspan="rowGroupMode === 'rowspan' ? calculateRowGroupSize(value, col, index) : null"
:editMode="editMode" :editing="editMode === 'row' && isRowEditing(rowData)"
@radio-change="onRadioChange($event)" @checkbox-change="onCheckboxChange($event)" @row-toggle="onRowToggle($event)"
@cell-edit-init="onCellEditInit($event)" @cell-edit-complete="onCellEditComplete($event)" @cell-edit-cancel="onCellEditCancel($event)"
@row-edit-init="onRowEditInit($event)" @row-edit-save="onRowEditSave($event)" @row-edit-cancel="onRowEditCancel($event)"/>
</template>
</tr>
<tr class="p-datatable-row-expansion" v-if="expandedRows && isRowExpanded(rowData)" :key="getRowKey(rowData, index) + '_expansion'">
<td :colspan="columns.length">
<DTRowExpansionTemplate :template="templates['expansion']" :data="rowData" :index="index" />
</td>
</tr>
<tr class="p-rowgroup-footer" v-if="rowGroupMode === 'subheader' && shouldRenderRowGroupFooter(value, rowData, index)" :key="getRowKey(rowData, index) + '_subfooter'">
<slot name="groupfooter" :data="rowData"></slot>
</tr>
</template>
</template>
<tr v-else class="p-datatable-emptymessage">
<td :colspan="columns.length">
<slot name="empty"></slot>
</td>
</tr>
</tbody>
</template>
<script>
import ObjectUtils from '../utils/ObjectUtils';
import BodyCell from './BodyCell.vue';
const RowExpansionTemplate = {
functional: true,
props: {
name: {
type: String,
default: null
},
data: {
type: null,
default: null
},
index: {
type: Number,
default: null
},
template: {
type: null,
default: null
}
},
render(createElement, context) {
const content = context.props.template({
'data': context.props.data,
'index': context.props.index
});
return [content];
}
}
export default {
props: {
value: {
type: Array,
default: null
},
columns: {
type: null,
default: null
},
empty: {
type: Boolean,
default: false
},
rowGroupMode: {
type: String,
default: null
},
groupRowsBy: {
type: [Array,String],
default: null
},
expandableRowGroups: {
type: Boolean,
default: false
},
expandedRowGroups: {
type: Array,
default: null
},
dataKey: {
type: String,
default: null
},
expandedRowIcon: {
type: String,
default: null
},
collapsedRowIcon: {
type: String,
default: null
},
expandedRows: {
type: Array,
default: null
},
expandedRowKeys: {
type: null,
default: null
},
selection: {
type: [Array,Object],
default: null
},
selectionKeys: {
type: null,
default: null
},
selectionMode: {
type: String,
default: null
},
rowClass: {
type: null,
default: null
},
editMode: {
type: String,
default: null
},
compareSelectionBy: {
type: String,
default: 'deepEquals'
},
editingRows: {
type: Array,
default: null
},
editingRowKeys: {
type: null,
default: null
},
templates: {
type: null,
default: null
}
},
methods: {
shouldRenderRowGroupHeader(value, rowData, i) {
let currentRowFieldData = ObjectUtils.resolveFieldData(rowData, this.groupRowsBy);
let prevRowData = value[i - 1];
if (prevRowData) {
let previousRowFieldData = ObjectUtils.resolveFieldData(prevRowData, this.groupRowsBy);
return currentRowFieldData !== previousRowFieldData;
}
else {
return true;
}
},
getRowKey(rowData, index) {
return this.dataKey ? ObjectUtils.resolveFieldData(rowData, this.dataKey): index;
},
getRowClass(rowData) {
let rowStyleClass = ['p-datatable-row'];
if (this.selection) {
rowStyleClass.push({
'p-highlight': this.isSelected(rowData)
});
}
if (this.rowClass) {
let rowClassValue = this.rowClass(rowData);
if (rowClassValue) {
rowStyleClass.push(rowClassValue);
}
}
return rowStyleClass;
},
shouldRenderRowGroupFooter(value, rowData, i) {
if (this.expandableRowGroups && !this.isRowGroupExpanded(rowData)) {
return false;
}
else {
let currentRowFieldData = ObjectUtils.resolveFieldData(rowData, this.groupRowsBy);
let nextRowData = value[i + 1];
if (nextRowData) {
let nextRowFieldData = ObjectUtils.resolveFieldData(nextRowData, this.groupRowsBy);
return currentRowFieldData !== nextRowFieldData;
}
else {
return true;
}
}
},
shouldRenderBodyCell(value, column, i) {
if (this.rowGroupMode) {
if (this.rowGroupMode === 'subheader') {
return this.groupRowsBy !== column.field;
}
else if (this.rowGroupMode === 'rowspan') {
if (this.isGrouped(column)) {
let prevRowData = value[i - 1];
if (prevRowData) {
let currentRowFieldData = ObjectUtils.resolveFieldData(value[i], column.field);
let previousRowFieldData = ObjectUtils.resolveFieldData(prevRowData, column.field);
return currentRowFieldData !== previousRowFieldData;
}
else {
return true;
}
}
else {
return true;
}
}
}
else {
return true;
}
},
calculateRowGroupSize(value, column, index) {
if (this.isGrouped(column)) {
let currentRowFieldData = ObjectUtils.resolveFieldData(value[index], column.field);
let nextRowFieldData = currentRowFieldData;
let groupRowSpan = 0;
while (currentRowFieldData === nextRowFieldData) {
groupRowSpan++;
let nextRowData = value[++index];
if (nextRowData) {
nextRowFieldData = ObjectUtils.resolveFieldData(nextRowData, column.field);
}
else {
break;
}
}
return groupRowSpan === 1 ? null : groupRowSpan;
}
else {
return null;
}
},
rowTogglerIcon(rowData) {
const icon = this.isRowExpanded(rowData) ? this.expandedRowIcon : this.collapsedRowIcon;
return ['p-row-toggler-icon pi pi-fw p-clickable', icon];
},
rowGroupTogglerIcon(rowData) {
const icon = this.isRowGroupExpanded(rowData) ? this.expandedRowIcon : this.collapsedRowIcon;
return ['p-row-toggler-icon pi pi-fw p-clickable', icon];
},
isGrouped(column) {
if (this.groupRowsBy) {
if (Array.isArray(this.groupRowsBy))
return this.groupRowsBy.indexOf(column.field) > -1;
else
return this.groupRowsBy === column.field;
}
else {
return false;
}
},
isRowEditing(rowData) {
if (rowData && this.editingRows) {
if (this.dataKey)
return this.editingRowKeys ? this.editingRowKeys[ObjectUtils.resolveFieldData(rowData, this.dataKey)] !== undefined : false;
else
return this.findIndex(rowData, this.editingRows) > -1;
}
return false;
},
isRowExpanded(rowData) {
if (rowData && this.expandedRows) {
if (this.dataKey)
return this.expandedRowKeys ? this.expandedRowKeys[ObjectUtils.resolveFieldData(rowData, this.dataKey)] !== undefined : false;
else
return this.findIndex(rowData, this.expandedRows) > -1;
}
return false;
},
isRowGroupExpanded(rowData) {
if (this.expandableRowGroups && this.expandedRowGroups) {
let groupFieldValue = ObjectUtils.resolveFieldData(rowData, this.groupRowsBy);
return this.expandedRowGroups.indexOf(groupFieldValue) > -1;
}
return false;
},
isSelected(rowData) {
if (rowData && this.selection) {
if (this.dataKey) {
return this.selectionKeys ? this.selectionKeys[ObjectUtils.resolveFieldData(rowData, this.dataKey)] !== undefined : false;
}
else {
if (this.selection instanceof Array)
return this.findIndexInSelection(rowData) > -1;
else
return this.equals(rowData, this.selection);
}
}
return false;
},
findIndexInSelection(rowData) {
return this.findIndex(rowData, this.selection);
},
findIndex(rowData, collection) {
let index = -1;
if (collection && collection.length) {
for (let i = 0; i < collection.length; i++) {
if (this.equals(rowData, collection[i])) {
index = i;
break;
}
}
}
return index;
},
equals(data1, data2) {
return this.compareSelectionBy === 'equals' ? (data1 === data2) : ObjectUtils.equals(data1, data2, this.dataKey);
},
onRowGroupToggle(event, data) {
this.$emit('rowgroup-toggle', {originalEvent: event, data: data});
},
onRowClick(event, rowData, rowIndex) {
this.$emit('row-click', {originalEvent: event, data: rowData, index: rowIndex});
},
onRowTouchEnd(event) {
this.$emit('row-touchend', event);
},
onRowKeyDown(event, rowData, rowIndex) {
this.$emit('row-keydown', {originalEvent: event, data: rowData, index: rowIndex});
},
onRowMouseDown(event) {
this.$emit('row-mousedown', event);
},
onRowDragStart(event, rowIndex) {
this.$emit('row-dragstart', {originalEvent: event, index: rowIndex});
},
onRowDragOver(event, rowIndex) {
this.$emit('row-dragover', {originalEvent: event, index: rowIndex});
},
onRowDragLeave(event) {
this.$emit('row-dragleave', event);
},
onRowDragEnd(event) {
this.$emit('row-dragend', event);
},
onRowDrop(event) {
this.$emit('row-drop', event);
},
onRowToggle(event) {
this.$emit('row-toggle', event);
},
onRadioChange(event) {
this.$emit('radio-change', event);
},
onCheckboxChange(event) {
this.$emit('checkbox-change', event);
},
onCellEditInit(event) {
this.$emit('cell-edit-init', event);
},
onCellEditComplete(event) {
this.$emit('cell-edit-complete', event);
},
onCellEditCancel(event) {
this.$emit('cell-edit-cancel', event);
},
onRowEditInit(event) {
this.$emit('row-edit-init', event);
},
onRowEditSave(event) {
this.$emit('row-edit-save', event);
},
onRowEditCancel(event) {
this.$emit('row-edit-cancel', event);
}
},
components: {
'DTBodyCell': BodyCell,
'DTRowExpansionTemplate': RowExpansionTemplate
}
}
</script>