ant-design/components/table/index.jsx
2016-05-21 18:53:49 +08:00

746 lines
23 KiB
JavaScript

import React from 'react';
import RcTable from 'rc-table';
import Checkbox from '../checkbox';
import Radio from '../radio';
import FilterDropdown from './filterDropdown';
import Pagination from '../pagination';
import Icon from '../icon';
import Spin from '../spin';
import classNames from 'classnames';
import { flatArray } from './util';
function noop() {
}
function stopPropagation(e) {
e.stopPropagation();
e.nativeEvent.stopImmediatePropagation();
}
const defaultLocale = {
filterTitle: '筛选',
filterConfirm: '确定',
filterReset: '重置',
emptyText: <span><Icon type="frown" />暂无数据</span>,
};
const defaultPagination = {
pageSize: 10,
onChange: noop,
onShowSizeChange: noop,
};
export default class Table extends React.Component {
static propTypes = {
dataSource: React.PropTypes.array,
prefixCls: React.PropTypes.string,
useFixedHeader: React.PropTypes.bool,
rowSelection: React.PropTypes.object,
className: React.PropTypes.string,
size: React.PropTypes.string,
loading: React.PropTypes.bool,
bordered: React.PropTypes.bool,
onChange: React.PropTypes.func,
locale: React.PropTypes.object,
}
static defaultProps = {
dataSource: [],
prefixCls: 'ant-table',
useFixedHeader: false,
rowSelection: null,
className: '',
size: 'large',
loading: false,
bordered: false,
indentSize: 20,
onChange: noop,
locale: {},
}
static contextTypes = {
antLocale: React.PropTypes.object,
}
constructor(props) {
super(props);
const pagination = props.pagination || {};
this.state = {
// 减少状态
selectedRowKeys: (props.rowSelection || {}).selectedRowKeys || [],
filters: this.getFiltersFromColumns(),
selectionDirty: false,
...this.getSortStateFromColumns(),
pagination: this.hasPagination() ?
{
...defaultPagination,
...pagination,
current: pagination.defaultCurrent || pagination.current || 1,
} : {},
};
}
getDefaultSelection() {
if (!this.props.rowSelection || !this.props.rowSelection.getCheckboxProps) {
return [];
}
return this.getFlatCurrentPageData()
.filter(item => this.props.rowSelection.getCheckboxProps(item).defaultChecked)
.map((record, rowIndex) => this.getRecordKey(record, rowIndex));
}
getLocale() {
let locale = {};
if (this.context.antLocale && this.context.antLocale.Table) {
locale = this.context.antLocale.Table;
}
return { ...defaultLocale, ...locale, ...this.props.locale };
}
componentWillReceiveProps(nextProps) {
if (('pagination' in nextProps) && nextProps.pagination !== false) {
this.setState(previousState => ({
pagination: { ...defaultPagination, ...previousState.pagination, ...nextProps.pagination },
}));
}
// dataSource 的变化会清空选中项
if ('dataSource' in nextProps &&
nextProps.dataSource !== this.props.dataSource) {
this.setState({
selectionDirty: false,
});
}
if (nextProps.rowSelection &&
'selectedRowKeys' in nextProps.rowSelection) {
this.setState({
selectedRowKeys: nextProps.rowSelection.selectedRowKeys || [],
});
}
if (this.getSortOrderColumns(nextProps.columns).length > 0) {
const sortState = this.getSortStateFromColumns(nextProps.columns);
if (sortState.sortColumn !== this.state.sortColumn ||
sortState.sortOrder !== this.state.sortOrder) {
this.setState(sortState);
}
}
const filteredValueColumns = this.getFilteredValueColumns(nextProps.columns);
if (filteredValueColumns.length > 0) {
const filtersFromColumns = this.getFiltersFromColumns(nextProps.columns);
const newFilters = { ...this.state.filters };
Object.keys(filtersFromColumns).forEach(key => {
newFilters[key] = filtersFromColumns[key];
});
if (this.isFiltersChanged(newFilters)) {
this.setState({ filters: newFilters });
}
}
}
setSelectedRowKeys(selectedRowKeys) {
if (this.props.rowSelection &&
!('selectedRowKeys' in this.props.rowSelection)) {
this.setState({ selectedRowKeys });
}
if (this.props.rowSelection && this.props.rowSelection.onChange) {
const data = this.getFlatCurrentPageData();
const selectedRows = data.filter(
(row, i) => selectedRowKeys.indexOf(this.getRecordKey(row, i)) >= 0
);
this.props.rowSelection.onChange(selectedRowKeys, selectedRows);
}
}
hasPagination() {
return this.props.pagination !== false;
}
isFiltersChanged(filters) {
let filtersChanged = false;
if (Object.keys(filters).length !== Object.keys(this.state.filters).length) {
filtersChanged = true;
} else {
Object.keys(filters).forEach(columnKey => {
if (filters[columnKey] !== this.state.filters[columnKey]) {
filtersChanged = true;
}
});
}
return filtersChanged;
}
getSortOrderColumns(columns) {
return (columns || this.props.columns || []).filter(column => 'sortOrder' in column);
}
getFilteredValueColumns(columns) {
return (columns || this.props.columns || []).filter(column => 'filteredValue' in column);
}
getFiltersFromColumns(columns) {
let filters = {};
this.getFilteredValueColumns(columns).forEach(col => {
filters[this.getColumnKey(col)] = col.filteredValue;
});
return filters;
}
getSortStateFromColumns(columns) {
// return fisrt column which sortOrder is not falsy
const sortedColumn =
this.getSortOrderColumns(columns).filter(col => col.sortOrder)[0];
if (sortedColumn) {
return {
sortColumn: sortedColumn,
sortOrder: sortedColumn.sortOrder,
};
}
return {
sortColumn: null,
sortOrder: null,
};
}
getSorterFn() {
const { sortOrder, sortColumn } = this.state;
if (!sortOrder || !sortColumn ||
typeof sortColumn.sorter !== 'function') {
return;
}
return (a, b) => {
let result = sortColumn.sorter(a, b);
if (result !== 0) {
return (sortOrder === 'descend') ? -result : result;
}
return a.indexForSort - b.indexForSort;
};
}
toggleSortOrder(order, column) {
let { sortColumn, sortOrder } = this.state;
// 只同时允许一列进行排序,否则会导致排序顺序的逻辑问题
let isSortColumn = this.isSortColumn(column);
if (!isSortColumn) { // 当前列未排序
sortOrder = order;
sortColumn = column;
} else { // 当前列已排序
if (sortOrder === order) { // 切换为未排序状态
sortOrder = '';
sortColumn = null;
} else { // 切换为排序状态
sortOrder = order;
}
}
const newState = {
sortOrder,
sortColumn,
};
// Controlled
if (this.getSortOrderColumns().length === 0) {
this.setState(newState);
}
this.props.onChange(...this.prepareParamsArguments({ ...this.state, ...newState }));
}
handleFilter = (column, nextFilters) => {
const props = this.props;
let pagination = { ...this.state.pagination };
const filters = {
...this.state.filters,
[this.getColumnKey(column)]: nextFilters,
};
// Remove filters not in current columns
const currentColumnKeys = props.columns.map(c => this.getColumnKey(c));
Object.keys(filters).forEach((columnKey) => {
if (currentColumnKeys.indexOf(columnKey) < 0) {
delete filters[columnKey];
}
});
// Reset current prop
pagination.current = 1;
pagination.onChange(pagination.current);
const newState = {
selectionDirty: false,
pagination,
};
const filtersToSetState = { ...filters };
// Remove filters which is controlled
this.getFilteredValueColumns().forEach(col => {
const columnKey = this.getColumnKey(col);
if (columnKey) {
delete filtersToSetState[columnKey];
}
});
if (Object.keys(filtersToSetState).length > 0) {
newState.filters = filtersToSetState;
}
// Controlled current prop will not respond user interaction
if (props.pagination && 'current' in props.pagination) {
newState.pagination = {
...pagination,
current: this.state.pagination.current,
};
}
this.setState(newState, () => {
props.onChange(...this.prepareParamsArguments({
...this.state,
selectionDirty: false,
filters,
pagination,
}));
});
}
handleSelect = (record, rowIndex, e) => {
const checked = e.target.checked;
const defaultSelection = this.state.selectionDirty ? [] : this.getDefaultSelection();
let selectedRowKeys = this.state.selectedRowKeys.concat(defaultSelection);
let key = this.getRecordKey(record, rowIndex);
if (checked) {
selectedRowKeys.push(this.getRecordKey(record, rowIndex));
} else {
selectedRowKeys = selectedRowKeys.filter((i) => key !== i);
}
this.setState({
selectionDirty: true,
});
this.setSelectedRowKeys(selectedRowKeys);
if (this.props.rowSelection.onSelect) {
let data = this.getFlatCurrentPageData();
let selectedRows = data.filter((row, i) => {
return selectedRowKeys.indexOf(this.getRecordKey(row, i)) >= 0;
});
this.props.rowSelection.onSelect(record, checked, selectedRows);
}
}
handleRadioSelect = (record, rowIndex, e) => {
const checked = e.target.checked;
const defaultSelection = this.state.selectionDirty ? [] : this.getDefaultSelection();
let selectedRowKeys = this.state.selectedRowKeys.concat(defaultSelection);
let key = this.getRecordKey(record, rowIndex);
selectedRowKeys = [key];
this.setState({
selectionDirty: true,
});
this.setSelectedRowKeys(selectedRowKeys);
if (this.props.rowSelection.onSelect) {
let data = this.getFlatCurrentPageData();
let selectedRows = data.filter((row, i) => {
return selectedRowKeys.indexOf(this.getRecordKey(row, i)) >= 0;
});
this.props.rowSelection.onSelect(record, checked, selectedRows);
}
}
handleSelectAllRow = (e) => {
const checked = e.target.checked;
const data = this.getFlatCurrentPageData();
const defaultSelection = this.state.selectionDirty ? [] : this.getDefaultSelection();
const selectedRowKeys = this.state.selectedRowKeys.concat(defaultSelection);
const changableRowKeys = data.filter(item =>
!this.props.rowSelection.getCheckboxProps ||
!this.props.rowSelection.getCheckboxProps(item).disabled
).map((item, i) => this.getRecordKey(item, i));
// 记录变化的列
const changeRowKeys = [];
if (checked) {
changableRowKeys.forEach(key => {
if (selectedRowKeys.indexOf(key) < 0) {
selectedRowKeys.push(key);
changeRowKeys.push(key);
}
});
} else {
changableRowKeys.forEach(key => {
if (selectedRowKeys.indexOf(key) >= 0) {
selectedRowKeys.splice(selectedRowKeys.indexOf(key), 1);
changeRowKeys.push(key);
}
});
}
this.setState({
selectionDirty: true,
});
this.setSelectedRowKeys(selectedRowKeys);
if (this.props.rowSelection.onSelectAll) {
const selectedRows = data.filter((row, i) =>
selectedRowKeys.indexOf(this.getRecordKey(row, i)) >= 0);
const changeRows = data.filter((row, i) =>
changeRowKeys.indexOf(this.getRecordKey(row, i)) >= 0);
this.props.rowSelection.onSelectAll(checked, selectedRows, changeRows);
}
}
handlePageChange = (current) => {
const props = this.props;
let pagination = { ...this.state.pagination };
if (current) {
pagination.current = current;
} else {
pagination.current = pagination.current || 1;
}
pagination.onChange(pagination.current);
const newState = {
selectionDirty: false,
pagination,
};
// Controlled current prop will not respond user interaction
if (props.pagination && 'current' in props.pagination) {
newState.pagination = {
...pagination,
current: this.state.pagination.current,
};
}
this.setState(newState);
this.props.onChange(...this.prepareParamsArguments({
...this.state,
selectionDirty: false,
pagination,
}));
}
renderSelectionRadio = (value, record, index) => {
let rowIndex = this.getRecordKey(record, index); // 从 1 开始
let props = {};
if (this.props.rowSelection.getCheckboxProps) {
props = this.props.rowSelection.getCheckboxProps.call(this, record);
}
let checked;
if (this.state.selectionDirty) {
checked = this.state.selectedRowKeys.indexOf(rowIndex) >= 0;
} else {
checked = (this.state.selectedRowKeys.indexOf(rowIndex) >= 0 ||
this.getDefaultSelection().indexOf(rowIndex) >= 0);
}
return (
<Radio disabled={props.disabled} onClick={stopPropagation}
onChange={(e) => this.handleRadioSelect(record, rowIndex, e)}
value={rowIndex} checked={checked} />
);
}
renderSelectionCheckBox = (value, record, index) => {
let rowIndex = this.getRecordKey(record, index); // 从 1 开始
let checked;
if (this.state.selectionDirty) {
checked = this.state.selectedRowKeys.indexOf(rowIndex) >= 0;
} else {
checked = (this.state.selectedRowKeys.indexOf(rowIndex) >= 0 ||
this.getDefaultSelection().indexOf(rowIndex) >= 0);
}
let props = {};
if (this.props.rowSelection.getCheckboxProps) {
props = this.props.rowSelection.getCheckboxProps.call(this, record);
}
return (
<Checkbox checked={checked} disabled={props.disabled} onClick={stopPropagation}
onChange={(e) => this.handleSelect(record, rowIndex, e)} />
);
}
getRecordKey(record, index) {
if (this.props.rowKey) {
return this.props.rowKey(record, index);
}
return record.key || index;
}
renderRowSelection() {
let columns = this.props.columns.concat();
if (this.props.rowSelection) {
let data = this.getFlatCurrentPageData().filter((item) => {
if (this.props.rowSelection.getCheckboxProps) {
return !this.props.rowSelection.getCheckboxProps(item).disabled;
}
return true;
});
let checked;
if (!data.length) {
checked = false;
} else {
checked = this.state.selectionDirty
? data.every((item, i) =>
this.state.selectedRowKeys.indexOf(this.getRecordKey(item, i)) >= 0)
: (
data.every((item, i) =>
this.state.selectedRowKeys.indexOf(this.getRecordKey(item, i)) >= 0) ||
data.every((item) =>
this.props.rowSelection.getCheckboxProps &&
this.props.rowSelection.getCheckboxProps(item).defaultChecked)
);
}
let selectionColumn;
if (this.props.rowSelection.type === 'radio') {
selectionColumn = {
key: 'selection-column',
render: this.renderSelectionRadio,
className: 'ant-table-selection-column',
};
} else {
const checkboxAllDisabled = data.every(item =>
this.props.rowSelection.getCheckboxProps &&
this.props.rowSelection.getCheckboxProps(item).disabled);
const checkboxAll = (
<Checkbox checked={checked}
disabled={checkboxAllDisabled}
onChange={this.handleSelectAllRow} />
);
selectionColumn = {
key: 'selection-column',
title: checkboxAll,
render: this.renderSelectionCheckBox,
className: 'ant-table-selection-column',
};
}
if (columns[0] && columns[0].key === 'selection-column') {
columns[0] = selectionColumn;
} else {
columns.unshift(selectionColumn);
}
}
return columns;
}
getColumnKey(column, index) {
return column.key || column.dataIndex || index;
}
isSortColumn(column) {
const { sortColumn } = this.state;
if (!column || !sortColumn) {
return false;
}
return this.getColumnKey(sortColumn) === this.getColumnKey(column);
}
renderColumnsDropdown(columns) {
const { sortOrder } = this.state;
const locale = this.getLocale();
return columns.map((originColumn, i) => {
let column = { ...originColumn };
let key = this.getColumnKey(column, i);
let filterDropdown;
let sortButton;
if (column.filters && column.filters.length > 0) {
let colFilters = this.state.filters[key] || [];
filterDropdown = (
<FilterDropdown locale={locale} column={column}
selectedKeys={colFilters}
confirmFilter={this.handleFilter} />
);
}
if (column.sorter) {
let isSortColumn = this.isSortColumn(column);
if (isSortColumn) {
column.className = column.className || '';
if (sortOrder) {
column.className += ' ant-table-column-sort';
}
}
const isAscend = isSortColumn && sortOrder === 'ascend';
const isDescend = isSortColumn && sortOrder === 'descend';
sortButton = (
<div className="ant-table-column-sorter">
<span className={`ant-table-column-sorter-up ${isAscend ? 'on' : 'off'}`}
title="↑"
onClick={() => this.toggleSortOrder('ascend', column)}>
<Icon type="caret-up" />
</span>
<span className={`ant-table-column-sorter-down ${isDescend ? 'on' : 'off'}`}
title="↓"
onClick={() => this.toggleSortOrder('descend', column)}>
<Icon type="caret-down" />
</span>
</div>
);
}
column.title = (
<span>
{column.title}
{sortButton}
{filterDropdown}
</span>
);
return column;
});
}
handleShowSizeChange = (current, pageSize) => {
const pagination = this.state.pagination;
pagination.onShowSizeChange(current, pageSize);
const nextPagination = { ...pagination, pageSize, current };
this.setState({ pagination: nextPagination });
this.props.onChange(...this.prepareParamsArguments({
...this.state,
pagination: nextPagination,
}));
}
renderPagination() {
// 强制不需要分页
if (!this.hasPagination()) {
return null;
}
let size = 'default';
if (this.state.pagination.size) {
size = this.state.pagination.size;
} else if (this.props.size === 'middle' || this.props.size === 'small') {
size = 'small';
}
let total = this.state.pagination.total || this.getLocalData().length;
return (total > 0) ?
<Pagination {...this.state.pagination}
className={`${this.props.prefixCls}-pagination`}
onChange={this.handlePageChange}
total={total}
size={size}
onShowSizeChange={this.handleShowSizeChange} /> : null;
}
prepareParamsArguments(state) {
// 准备筛选、排序、分页的参数
const pagination = state.pagination;
const filters = state.filters;
const sorter = {};
if (state.sortColumn && state.sortOrder) {
sorter.column = state.sortColumn;
sorter.order = state.sortOrder;
sorter.field = state.sortColumn.dataIndex;
sorter.columnKey = this.getColumnKey(state.sortColumn);
}
return [pagination, filters, sorter];
}
findColumn(myKey) {
return this.props.columns.filter(c => this.getColumnKey(c) === myKey)[0];
}
getCurrentPageData() {
let data = this.getLocalData();
let current;
let pageSize;
let state = this.state;
// 如果没有分页的话,默认全部展示
if (!this.hasPagination()) {
pageSize = Number.MAX_VALUE;
current = 1;
} else {
pageSize = state.pagination.pageSize;
current = state.pagination.current;
}
// 分页
// ---
// 当数据量少于等于每页数量时,直接设置数据
// 否则进行读取分页数据
if (data.length > pageSize || pageSize === Number.MAX_VALUE) {
data = data.filter((item, i) => {
return i >= (current - 1) * pageSize && i < current * pageSize;
});
}
return data;
}
getFlatCurrentPageData() {
return flatArray(this.getCurrentPageData());
}
getLocalData() {
const state = this.state;
let data = this.props.dataSource || [];
// 优化本地排序
data = data.slice(0);
for (let i = 0; i < data.length; i++) {
data[i].indexForSort = i;
}
const sorterFn = this.getSorterFn();
if (sorterFn) {
data = data.sort(sorterFn);
}
// 筛选
if (state.filters) {
Object.keys(state.filters).forEach((columnKey) => {
let col = this.findColumn(columnKey);
if (!col) {
return;
}
let values = state.filters[columnKey] || [];
if (values.length === 0) {
return;
}
data = col.onFilter ? data.filter(record => {
return values.some(v => col.onFilter(v, record));
}) : data;
});
}
return data;
}
render() {
const { style, className, ...restProps } = this.props;
const data = this.getCurrentPageData();
let columns = this.renderRowSelection();
const expandIconAsCell = this.props.expandedRowRender && this.props.expandIconAsCell !== false;
const locale = this.getLocale();
const classString = classNames({
[`ant-table-${this.props.size}`]: true,
'ant-table-bordered': this.props.bordered,
});
columns = this.renderColumnsDropdown(columns);
columns = columns.map((column, i) => {
const newColumn = { ...column };
newColumn.key = this.getColumnKey(newColumn, i);
return newColumn;
});
let emptyText;
let emptyClass = '';
if (!data || data.length === 0) {
emptyText = (
<div className="ant-table-placeholder">
{locale.emptyText}
</div>
);
emptyClass = 'ant-table-empty';
}
let table = (
<div>
<RcTable {...restProps}
data={data}
columns={columns}
className={classString}
expandIconColumnIndex={(columns[0] && columns[0].key === 'selection-column') ? 1 : 0}
expandIconAsCell={expandIconAsCell} />
{emptyText}
</div>
);
// if there is no pagination or no data,
// the height of spin should decrease by half of pagination
const paginationPatchClass = (this.hasPagination() && data && data.length !== 0)
? 'ant-table-with-pagination'
: 'ant-table-without-pagination';
const spinClassName = this.props.loading ? `${paginationPatchClass} ant-table-spin-holder` : '';
table = <Spin className={spinClassName} spinning={this.props.loading}>{table}</Spin>;
return (
<div className={`${emptyClass} ${className} clearfix`} style={style}>
{<Spin className={spinClassName} spinning={this.props.loading}>{table}</Spin>}
{this.renderPagination()}
</div>
);
}
}