Javascript React管理自定义noResult设计
在显示资源列表时,我们可以通过此操作添加筛选器 在过滤器上键入一些文本后,将出现如下视图,显示没有记录Javascript React管理自定义noResult设计,javascript,reactjs,react-admin,Javascript,Reactjs,React Admin,在显示资源列表时,我们可以通过此操作添加筛选器 在过滤器上键入一些文本后,将出现如下视图,显示没有记录 基本上,根据react admin Datagrid的来源,我如何保持具有空结果的相同表头 此行为是不可配置的,因此需要自定义组件。简单删除上述注释后的空列表检查: import React, { isValidElement, Children, cloneElement, useCallback, } from 'react'; import Prop
基本上,根据react admin Datagrid的来源,我如何保持具有空结果的相同表头 此行为是不可配置的,因此需要自定义组件。简单删除上述注释后的空列表检查:
import React, {
isValidElement,
Children,
cloneElement,
useCallback,
} from 'react';
import PropTypes from 'prop-types';
import { sanitizeListRestProps } from 'ra-core';
import { makeStyles } from '@material-ui/core/styles';
import Table from '@material-ui/core/Table';
import TableCell from '@material-ui/core/TableCell';
import TableHead from '@material-ui/core/TableHead';
import TableRow from '@material-ui/core/TableRow';
import Checkbox from '@material-ui/core/Checkbox';
import classnames from 'classnames';
import DatagridHeaderCell from 'react-admin';
import DatagridLoading from 'react-admin';
import DatagridBody, { PureDatagridBody } from 'react-admin';
const useStyles = makeStyles(
theme => ({
table: {
tableLayout: 'auto',
},
thead: {},
tbody: {},
headerRow: {},
headerCell: {
position: 'sticky',
top: 0,
zIndex: 2,
backgroundColor: theme.palette.background.paper,
},
checkbox: {},
row: {},
clickableRow: {
cursor: 'pointer',
},
rowEven: {},
rowOdd: {},
rowCell: {},
expandHeader: {
padding: 0,
width: theme.spacing(6),
},
expandIconCell: {
width: theme.spacing(6),
},
expandIcon: {
padding: theme.spacing(1),
transform: 'rotate(-90deg)',
transition: theme.transitions.create('transform', {
duration: theme.transitions.duration.shortest,
}),
},
expanded: {
transform: 'rotate(0deg)',
},
}),
{ name: 'RaDatagrid' }
);
/**
* The Datagrid component renders a list of records as a table.
* It is usually used as a child of the <List> and <ReferenceManyField> components.
*
* Props:
* - rowStyle
*
* @example Display all posts as a datagrid
* const postRowStyle = (record, index) => ({
* backgroundColor: record.nb_views >= 500 ? '#efe' : 'white',
* });
* export const PostList = (props) => (
* <List {...props}>
* <Datagrid rowStyle={postRowStyle}>
* <TextField source="id" />
* <TextField source="title" />
* <TextField source="body" />
* <EditButton />
* </Datagrid>
* </List>
* );
*
* @example Display all the comments of the current post as a datagrid
* <ReferenceManyField reference="comments" target="post_id">
* <Datagrid>
* <TextField source="id" />
* <TextField source="body" />
* <DateField source="created_at" />
* <EditButton />
* </Datagrid>
* </ReferenceManyField>
*/
const Datagrid = props => {
const classes = useStyles(props);
const {
basePath,
optimized = false,
body = optimized ? <PureDatagridBody /> : <DatagridBody />,
children,
classes: classesOverride,
className,
currentSort,
data,
expand,
hasBulkActions,
hover,
ids,
loading,
loaded,
onSelect,
onToggleItem,
resource,
rowClick,
rowStyle,
selectedIds,
setSort,
size = 'small',
total,
isRowSelectable,
version,
...rest
} = props;
const updateSort = useCallback(
event => {
event.stopPropagation();
setSort(event.currentTarget.dataset.sort);
},
[setSort]
);
const handleSelectAll = useCallback(
event => {
if (event.target.checked) {
const all = ids.concat(
selectedIds.filter(id => !ids.includes(id))
);
onSelect(
isRowSelectable
? all.filter(id => isRowSelectable(data[id]))
: all
);
} else {
onSelect([]);
}
},
[data, ids, onSelect, isRowSelectable, selectedIds]
);
/**
* if loaded is false, the list displays for the first time, and the dataProvider hasn't answered yet
* if loaded is true, the data for the list has at least been returned once by the dataProvider
* if loaded is undefined, the Datagrid parent doesn't track loading state (e.g. ReferenceArrayField)
*/
if (loaded === false) {
return (
<DatagridLoading
classes={classes}
className={className}
expand={expand}
hasBulkActions={hasBulkActions}
nbChildren={React.Children.count(children)}
size={size}
/>
);
}
const all = isRowSelectable
? ids.filter(id => isRowSelectable(data[id]))
: ids;
/**
* After the initial load, if the data for the list isn't empty,
* and even if the data is refreshing (e.g. after a filter change),
* the datagrid displays the current data.
*/
return (
<Table
className={classnames(classes.table, className)}
size={size}
{...sanitizeListRestProps(rest)}
>
<TableHead className={classes.thead}>
<TableRow
className={classnames(classes.row, classes.headerRow)}
>
{expand && (
<TableCell
padding="none"
className={classnames(
classes.headerCell,
classes.expandHeader
)}
/>
)}
{hasBulkActions && (
<TableCell
padding="checkbox"
className={classes.headerCell}
>
<Checkbox
className="select-all"
color="primary"
checked={
selectedIds.length > 0 &&
all.length > 0 &&
all.every(id => selectedIds.includes(id))
}
onChange={handleSelectAll}
/>
</TableCell>
)}
{Children.map(children, (field, index) =>
isValidElement(field) ? (
<DatagridHeaderCell
className={classes.headerCell}
currentSort={currentSort}
field={field}
isSorting={
currentSort.field ===
(field.props.sortBy || field.props.source)
}
key={field.props.source || index}
resource={resource}
updateSort={updateSort}
/>
) : null
)}
</TableRow>
</TableHead>
{cloneElement(
body,
{
basePath,
className: classes.tbody,
classes,
expand,
rowClick,
data,
hasBulkActions,
hover,
ids,
onToggleItem,
resource,
rowStyle,
selectedIds,
isRowSelectable,
version,
},
children
)}
</Table>
);
};
Datagrid.propTypes = {
basePath: PropTypes.string,
body: PropTypes.element,
children: PropTypes.node.isRequired,
classes: PropTypes.object,
className: PropTypes.string,
currentSort: PropTypes.shape({
field: PropTypes.string,
order: PropTypes.string,
}),
data: PropTypes.object.isRequired,
expand: PropTypes.oneOfType([PropTypes.element, PropTypes.elementType]),
hasBulkActions: PropTypes.bool.isRequired,
hover: PropTypes.bool,
ids: PropTypes.arrayOf(PropTypes.any).isRequired,
loading: PropTypes.bool,
onSelect: PropTypes.func,
onToggleItem: PropTypes.func,
resource: PropTypes.string,
rowClick: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),
rowStyle: PropTypes.func,
selectedIds: PropTypes.arrayOf(PropTypes.any).isRequired,
setSort: PropTypes.func,
total: PropTypes.number,
version: PropTypes.number,
isRowSelectable: PropTypes.func,
};
Datagrid.defaultProps = {
data: {},
hasBulkActions: false,
ids: [],
selectedIds: [],
};
export default Datagrid;
import-React{
isValidElement,
儿童
克隆元素,
使用回调,
}从"反应",;
从“道具类型”导入道具类型;
从“ra核心”导入{sanitizeListRestProps};
从'@material ui/core/styles'导入{makeStyles};
从“@material ui/core/Table”导入表格;
从“@material ui/core/TableCell”导入TableCell;
从“@material ui/core/TableHead”导入表头;
从“@material ui/core/TableRow”导入TableRow;
从“@material ui/core/Checkbox”导入复选框;
从“类名称”导入类名称;
从“react admin”导入DatagridHeaderCell;
从“react admin”导入DatagridLoading;
从“react admin”导入DatagridBody,{PureDatagridBody};
const useStyles=makeStyles(
主题=>({
表:{
tableLayout:“自动”,
},
thead:{},
t正文:{},
头错误:{},
校长室:{
位置:'粘性',
排名:0,
zIndex:2,
背景色:theme.palete.background.paper,
},
复选框:{},
行:{},
可单击行:{
光标:“指针”,
},
罗文:{},
行奇数:{},
行单元格:{},
expandHeader:{
填充:0,
宽度:主题。间距(6),
},
expandIconCell:{
宽度:主题。间距(6),
},
expandIcon:{
填充:主题。间距(1),
变换:“旋转(-90度)”,
转换:theme.transitions.create('transform'{
持续时间:theme.transitions.duration.shortest,
}),
},
扩大:{
变换:“旋转(0度)”,
},
}),
{name:'RaDatagrid'}
);
/**
*Datagrid组件将记录列表呈现为表。
*它通常用作和组件的子级。
*
*道具:
*-赛艇风格
*
*@example将所有帖子显示为数据网格
*const postRowStyle=(记录、索引)=>({
*背景颜色:record.nb_views>=500?“#efe”:“白色”,
* });
*导出常量PostList=(道具)=>(
*
*
*
*
*
*
*
*
* );
*
*@example将当前帖子的所有评论显示为datagrid
*
*
*
*
*
*
*
*
*/
const Datagrid=props=>{
常量类=使用样式(道具);
常数{
基本路径,
优化=错误,
body=优化?:,
儿童
类别:classesOverride,
类名,
当前排序,
数据,
扩大
他说,,
悬停
身份证,
加载,
加载,
当选,
onToggleItem,
资源,,
行单击,
赛艇风格,
选定的EDID,
塞斯特,
大小='小',
全部的
是可选择的,
版本
休息
}=道具;
const updateSort=useCallback(
事件=>{
event.stopPropagation();
setSort(event.currentTarget.dataset.sort);
},
[setSort]
);
const handleSelectAll=useCallback(
事件=>{
if(event.target.checked){
const all=ids.concat(
选择edids.filter(id=>!ids.includes(id))
);
当选(
可选择
?所有.filter(id=>isRowSelectable(数据[id]))
:全部
);
}否则{
onSelect([]);
}
},
[数据、ID、onSelect、isRowSelectable、SelectedDS]
);
/**
*如果loaded为false,则第一次显示该列表,并且数据提供程序尚未应答
*如果loaded为true,则dataProvider至少已返回列表的数据一次
*如果loaded未定义,则Datagrid父级不跟踪加载状态(例如ReferenceArrayField)
*/
如果(已加载===false){
返回(
);
}
const all=isRowSelectable
?ids.filter(id=>isRowSelectable(数据[id]))
:id;
/**
*初始加载后,如果列表的数据不是空的,
*即使数据正在刷新(例如,在过滤器更改后),
*datagrid显示当前数据。
*/
返回(
{展开&&(
)}
{hasBulkActions&&(
0 &&
全部长度>0&&
all.every(id=>selectedIds.includes(id))
}
onChange={handleSelectAll}
/>
)}
{Children.map(Children,(字段,索引)=>
是否有效删除(字段)(
):null
)}
{克隆元素(
身体,
{
基本路径,
类名:classes.tbody,
班级,
扩大
行单击,
数据,
他说,,
悬停
身份证,
import React, {
isValidElement,
Children,
cloneElement,
useCallback,
} from 'react';
import PropTypes from 'prop-types';
import { sanitizeListRestProps } from 'ra-core';
import { makeStyles } from '@material-ui/core/styles';
import Table from '@material-ui/core/Table';
import TableCell from '@material-ui/core/TableCell';
import TableHead from '@material-ui/core/TableHead';
import TableRow from '@material-ui/core/TableRow';
import Checkbox from '@material-ui/core/Checkbox';
import classnames from 'classnames';
import DatagridHeaderCell from 'react-admin';
import DatagridLoading from 'react-admin';
import DatagridBody, { PureDatagridBody } from 'react-admin';
const useStyles = makeStyles(
theme => ({
table: {
tableLayout: 'auto',
},
thead: {},
tbody: {},
headerRow: {},
headerCell: {
position: 'sticky',
top: 0,
zIndex: 2,
backgroundColor: theme.palette.background.paper,
},
checkbox: {},
row: {},
clickableRow: {
cursor: 'pointer',
},
rowEven: {},
rowOdd: {},
rowCell: {},
expandHeader: {
padding: 0,
width: theme.spacing(6),
},
expandIconCell: {
width: theme.spacing(6),
},
expandIcon: {
padding: theme.spacing(1),
transform: 'rotate(-90deg)',
transition: theme.transitions.create('transform', {
duration: theme.transitions.duration.shortest,
}),
},
expanded: {
transform: 'rotate(0deg)',
},
}),
{ name: 'RaDatagrid' }
);
/**
* The Datagrid component renders a list of records as a table.
* It is usually used as a child of the <List> and <ReferenceManyField> components.
*
* Props:
* - rowStyle
*
* @example Display all posts as a datagrid
* const postRowStyle = (record, index) => ({
* backgroundColor: record.nb_views >= 500 ? '#efe' : 'white',
* });
* export const PostList = (props) => (
* <List {...props}>
* <Datagrid rowStyle={postRowStyle}>
* <TextField source="id" />
* <TextField source="title" />
* <TextField source="body" />
* <EditButton />
* </Datagrid>
* </List>
* );
*
* @example Display all the comments of the current post as a datagrid
* <ReferenceManyField reference="comments" target="post_id">
* <Datagrid>
* <TextField source="id" />
* <TextField source="body" />
* <DateField source="created_at" />
* <EditButton />
* </Datagrid>
* </ReferenceManyField>
*/
const Datagrid = props => {
const classes = useStyles(props);
const {
basePath,
optimized = false,
body = optimized ? <PureDatagridBody /> : <DatagridBody />,
children,
classes: classesOverride,
className,
currentSort,
data,
expand,
hasBulkActions,
hover,
ids,
loading,
loaded,
onSelect,
onToggleItem,
resource,
rowClick,
rowStyle,
selectedIds,
setSort,
size = 'small',
total,
isRowSelectable,
version,
...rest
} = props;
const updateSort = useCallback(
event => {
event.stopPropagation();
setSort(event.currentTarget.dataset.sort);
},
[setSort]
);
const handleSelectAll = useCallback(
event => {
if (event.target.checked) {
const all = ids.concat(
selectedIds.filter(id => !ids.includes(id))
);
onSelect(
isRowSelectable
? all.filter(id => isRowSelectable(data[id]))
: all
);
} else {
onSelect([]);
}
},
[data, ids, onSelect, isRowSelectable, selectedIds]
);
/**
* if loaded is false, the list displays for the first time, and the dataProvider hasn't answered yet
* if loaded is true, the data for the list has at least been returned once by the dataProvider
* if loaded is undefined, the Datagrid parent doesn't track loading state (e.g. ReferenceArrayField)
*/
if (loaded === false) {
return (
<DatagridLoading
classes={classes}
className={className}
expand={expand}
hasBulkActions={hasBulkActions}
nbChildren={React.Children.count(children)}
size={size}
/>
);
}
const all = isRowSelectable
? ids.filter(id => isRowSelectable(data[id]))
: ids;
/**
* After the initial load, if the data for the list isn't empty,
* and even if the data is refreshing (e.g. after a filter change),
* the datagrid displays the current data.
*/
return (
<Table
className={classnames(classes.table, className)}
size={size}
{...sanitizeListRestProps(rest)}
>
<TableHead className={classes.thead}>
<TableRow
className={classnames(classes.row, classes.headerRow)}
>
{expand && (
<TableCell
padding="none"
className={classnames(
classes.headerCell,
classes.expandHeader
)}
/>
)}
{hasBulkActions && (
<TableCell
padding="checkbox"
className={classes.headerCell}
>
<Checkbox
className="select-all"
color="primary"
checked={
selectedIds.length > 0 &&
all.length > 0 &&
all.every(id => selectedIds.includes(id))
}
onChange={handleSelectAll}
/>
</TableCell>
)}
{Children.map(children, (field, index) =>
isValidElement(field) ? (
<DatagridHeaderCell
className={classes.headerCell}
currentSort={currentSort}
field={field}
isSorting={
currentSort.field ===
(field.props.sortBy || field.props.source)
}
key={field.props.source || index}
resource={resource}
updateSort={updateSort}
/>
) : null
)}
</TableRow>
</TableHead>
{cloneElement(
body,
{
basePath,
className: classes.tbody,
classes,
expand,
rowClick,
data,
hasBulkActions,
hover,
ids,
onToggleItem,
resource,
rowStyle,
selectedIds,
isRowSelectable,
version,
},
children
)}
</Table>
);
};
Datagrid.propTypes = {
basePath: PropTypes.string,
body: PropTypes.element,
children: PropTypes.node.isRequired,
classes: PropTypes.object,
className: PropTypes.string,
currentSort: PropTypes.shape({
field: PropTypes.string,
order: PropTypes.string,
}),
data: PropTypes.object.isRequired,
expand: PropTypes.oneOfType([PropTypes.element, PropTypes.elementType]),
hasBulkActions: PropTypes.bool.isRequired,
hover: PropTypes.bool,
ids: PropTypes.arrayOf(PropTypes.any).isRequired,
loading: PropTypes.bool,
onSelect: PropTypes.func,
onToggleItem: PropTypes.func,
resource: PropTypes.string,
rowClick: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),
rowStyle: PropTypes.func,
selectedIds: PropTypes.arrayOf(PropTypes.any).isRequired,
setSort: PropTypes.func,
total: PropTypes.number,
version: PropTypes.number,
isRowSelectable: PropTypes.func,
};
Datagrid.defaultProps = {
data: {},
hasBulkActions: false,
ids: [],
selectedIds: [],
};
export default Datagrid;