ant-design/components/table/demo/resizable-column.md
2018-07-30 17:47:31 +08:00

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---
order: 26
title:
en-US: Resizable column
zh-CN: 可伸缩列
---
## zh-CN
集成 react-resizable 来实现可伸缩列。
## en-US
Implement resizable column by integrate with react-resizable.
````jsx
import { Table } from 'antd';
import { Resizable } from 'react-resizable';
const ResizeableTitle = (props) => {
const { onResize, width, ...restProps } = props;
if (!width) {
return <th {...restProps} />;
}
return (
<Resizable width={width} height={0} onResize={onResize}>
<th {...restProps} />
</Resizable>
);
};
class Demo extends React.Component {
state = {
columns: [{
title: 'Date',
dataIndex: 'date',
width: 200,
}, {
title: 'Amount',
dataIndex: 'amount',
width: 100,
}, {
title: 'Type',
dataIndex: 'type',
width: 100,
}, {
title: 'Note',
dataIndex: 'note',
width: 100,
}, {
title: 'Action',
key: 'action',
render: () => (
<a href="javascript:;">Delete</a>
),
}],
};
components = {
header: {
cell: ResizeableTitle,
},
};
data = [{
key: 0,
date: '2018-02-11',
amount: 120,
type: 'income',
note: 'transfer',
}, {
key: 1,
date: '2018-03-11',
amount: 243,
type: 'income',
note: 'transfer',
}, {
key: 2,
date: '2018-04-11',
amount: 98,
type: 'income',
note: 'transfer',
}];
handleResize = index => (e, { size }) => {
this.setState(({ columns }) => {
const nextColumns = [...columns];
nextColumns[index] = {
...nextColumns[index],
width: size.width,
};
return { columns: nextColumns };
});
};
render() {
const columns = this.state.columns.map((col, index) => ({
...col,
onHeaderCell: column => ({
width: column.width,
onResize: this.handleResize(index),
}),
}));
return (
<Table
bordered
components={this.components}
columns={columns}
dataSource={this.data}
/>
);
}
}
ReactDOM.render(<Demo />, mountNode);
````
````css
#components-table-demo-resizable-column .react-resizable {
position: relative;
}
#components-table-demo-resizable-column .react-resizable-handle {
position: absolute;
width: 10px;
height: 100%;
bottom: 0;
right: -5px;
cursor: col-resize;
}
````