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feat(Table): dragable table with react-dnd
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| # 拖拽排序 | ||
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| - order: 24 | ||
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| 可拖拽的表格。拖拽功能的实现依赖react-dnd@7.x 及react-dnd-html5-backend@7.x， 它要求react react-dom 版本高于16.3.x | ||
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| :::lang=en-us | ||
| # Simple | ||
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| - order: 24 | ||
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| Dragable table with sort. It requires react-dnd@7.x, react-dnd-html5-backend@7.x, react@16.3.x and react-dom@16.3.x | ||
| ::: | ||
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| --- | ||
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| ````jsx | ||
| import { Table } from '@alifd/next'; | ||
| import { DragDropContext, DragSource, DropTarget } from 'react-dnd'; | ||
| import HTML5Backend from 'react-dnd-html5-backend'; | ||
| import classnames from 'classnames'; | ||
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| const { SelectionRow } = Table; | ||
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| let dragingIndex = -1; | ||
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| function MyRow (props) { | ||
| const { | ||
| isDragging, | ||
| isOver, | ||
| connectDragSource, | ||
| connectDropTarget, | ||
| moveRow, | ||
| className, | ||
| ...others | ||
| } = props; | ||
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| const opacity = isDragging ? 0 : 1; | ||
| const style = { ...others.style, cursor: 'move' }; | ||
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| const cls = classnames({ | ||
| [className]: className, | ||
| 'drop-over-upward': isOver && others.index < dragingIndex, | ||
| 'drop-over-downward': isOver && others.index > dragingIndex, | ||
| }); | ||
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| return <SelectionRow {...others} | ||
| style={{ ...style, ...{ opacity } }} | ||
| className={cls} | ||
| wrapper={(row) => connectDragSource(connectDropTarget(row))} /> | ||
| } | ||
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| const NewRow = DropTarget( | ||
| 'row', | ||
| { | ||
| drop(props, monitor) { | ||
| const dragIndex = monitor.getItem().index; | ||
| const hoverIndex = props.index; | ||
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| if (dragIndex === hoverIndex) { | ||
| return; | ||
| } | ||
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| props.moveRow(dragIndex, hoverIndex); | ||
| monitor.getItem().index = hoverIndex; | ||
| }, | ||
| }, | ||
| (connect, monitor) => ({ | ||
| connectDropTarget: connect.dropTarget(), | ||
| isOver: monitor.isOver(), | ||
| }), | ||
| )( | ||
| DragSource( | ||
| 'row', | ||
| { | ||
| beginDrag: props => { | ||
| dragingIndex = props.index; | ||
| return { | ||
| id: props.record[props.primaryKey], | ||
| index: props.rowIndex, | ||
| }; | ||
| }, | ||
| }, | ||
| (connect, monitor) => ({ | ||
| connectDragSource: connect.dragSource(), | ||
| isDragging: monitor.isDragging(), | ||
| }), | ||
| )(MyRow), | ||
| ); | ||
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| class InnerTable extends React.Component { | ||
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| constructor(props) { | ||
| super(props); | ||
| this.state = { | ||
| dataSource: [...props.dataSource], | ||
| }; | ||
| } | ||
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| componentWillReceiveProps(nextProps) { | ||
| if (nextProps.dataSource && JSON.stringify(nextProps.dataSource) !== | ||
| JSON.stringify(this.state.dataSource)) { | ||
| this.setState({ dataSource: [...nextProps.dataSource] }); | ||
| } | ||
| } | ||
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| moveRow = (dragIndex, hoverIndex) => { | ||
| let { onSort } = this.props; | ||
| const dragRow = this.state.dataSource[dragIndex]; | ||
| let dataSource = [...this.state.dataSource]; | ||
| dataSource.splice(dragIndex, 1); | ||
| dataSource.splice(hoverIndex, 0, dragRow); | ||
| this.setState({ | ||
| dataSource, | ||
| }); | ||
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| onSort && onSort(this.state.dataSource); | ||
| }; | ||
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| render() { | ||
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| let { excludeProvider, ...restProps } = this.props; | ||
| const tableProps = { | ||
| ...restProps, | ||
| dataSource: this.state.dataSource, | ||
| rowProps: (props, index) => ({ | ||
| index, | ||
| moveRow: this.moveRow, | ||
| }), | ||
| components: { | ||
| Row: NewRow | ||
| }, | ||
| }; | ||
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| return <Table {...tableProps} />; | ||
| } | ||
| } | ||
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| class SortableTable extends React.Component { | ||
| render() { | ||
| const ComponentName = DragDropContext(HTML5Backend)(InnerTable); | ||
| return <ComponentName {...this.props} />; | ||
| } | ||
| } | ||
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| const result = [{ | ||
| id: '001', | ||
| time: 1951, | ||
| title: {name: 'The Old Man and the Sea'}, | ||
| }, { | ||
| id: '002', | ||
| time: 1925, | ||
| title: {name: 'the great gatsby'}, | ||
| }, { | ||
| id: '003', | ||
| time: 1719, | ||
| title: {name: 'The adventures of Robinson Crusoe'}, | ||
| }]; | ||
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| class Demo extends React.Component { | ||
| constructor(props) { | ||
| super(props); | ||
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| this.state = { | ||
| dataSource: result, | ||
| }; | ||
| } | ||
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| onRemove = (id) => { | ||
| const {dataSource} = this.state; | ||
| let index = -1; | ||
| dataSource.forEach((item, i) => { | ||
| if (item.id === id) { | ||
| index = i; | ||
| } | ||
| }); | ||
| if (index !== -1) { | ||
| dataSource.splice(index, 1); | ||
| this.setState({ | ||
| dataSource | ||
| }); | ||
| } | ||
| } | ||
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| renderOper = (value, index, record) => { | ||
| return <a onClick={this.onRemove.bind(this, record.id)}>Remove({record.id})</a>; | ||
| }; | ||
| render() { | ||
| return (<div> | ||
| <SortableTable dataSource={this.state.dataSource}> | ||
| <Table.Column title="Id" dataIndex="id" width={100} lock/> | ||
| <Table.Column title="Title" dataIndex="title.name" width={400} /> | ||
| <Table.Column title="Time" dataIndex="time" width={300}/> | ||
| <Table.Column title="operate" cell={this.renderOper} width={300} lock="right"/> | ||
| </SortableTable> | ||
| </div>); | ||
| } | ||
| } | ||
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| ReactDOM.render(<Demo />, mountNode); | ||
| ```` | ||
| ````css | ||
| .drop-over-downward{ | ||
| border-bottom: 2px dashed #3080fe; | ||
| } | ||
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| .drop-over-upward{ | ||
| border-top: 2px dashed #3080fe; | ||
| } | ||
| ```` |
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