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2.1 KiB
2.1 KiB
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zh-CN
只有卡片样式的页签支持新增和关闭选项。使用 closable={false}
禁止关闭。
en-US
Only card type Tabs support adding & closable. +Use closable={false}
to disable close.
import { Tabs } from 'antd';
const { TabPane } = Tabs;
class Demo extends React.Component {
constructor(props) {
super(props);
this.newTabIndex = 0;
const panes = [
{ title: 'Tab 1', content: 'Content of Tab 1', key: '1' },
{ title: 'Tab 2', content: 'Content of Tab 2', key: '2' },
{
title: 'Tab 3',
content: 'Content of Tab 3',
key: '3',
closable: false,
},
];
this.state = {
activeKey: panes[0].key,
panes,
};
}
onChange = activeKey => {
this.setState({ activeKey });
};
onEdit = (targetKey, action) => {
this[action](targetKey);
};
add = () => {
const { panes } = this.state;
const activeKey = `newTab${this.newTabIndex++}`;
panes.push({ title: 'New Tab', content: 'Content of new Tab', key: activeKey });
this.setState({ panes, activeKey });
};
remove = targetKey => {
let { activeKey } = this.state;
let lastIndex;
this.state.panes.forEach((pane, i) => {
if (pane.key === targetKey) {
lastIndex = i - 1;
}
});
const panes = this.state.panes.filter(pane => pane.key !== targetKey);
if (panes.length && activeKey === targetKey) {
if (lastIndex >= 0) {
activeKey = panes[lastIndex].key;
} else {
activeKey = panes[0].key;
}
}
this.setState({ panes, activeKey });
};
render() {
return (
<Tabs
onChange={this.onChange}
activeKey={this.state.activeKey}
type="editable-card"
onEdit={this.onEdit}
>
{this.state.panes.map(pane => (
<TabPane tab={pane.title} key={pane.key} closable={pane.closable}>
{pane.content}
</TabPane>
))}
</Tabs>
);
}
}
ReactDOM.render(<Demo />, mountNode);