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67 lines
1.7 KiB
67 lines
1.7 KiB
9 years ago
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---
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order: 11
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title: 自定义新增页签触发器
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---
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隐藏默认的页签增加图标，给自定义触发器绑定事件。
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````jsx
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import { Tabs, Button } from 'antd';
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const TabPane = Tabs.TabPane;
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const Demo = React.createClass({
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getInitialState() {
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this.newTabIndex = 0;
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const panes = [
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<TabPane tab="选项卡" key="1">选项卡一内容</TabPane>,
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<TabPane tab="选项卡" key="2">选项卡二内容</TabPane>,
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];
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return {
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activeKey: panes[0].key,
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panes,
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};
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},
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onChange(activeKey) {
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this.setState({ activeKey });
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},
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onEdit(targetKey, action) {
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this[action](targetKey);
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},
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add() {
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const panes = this.state.panes;
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const activeKey = `newTab${this.newTabIndex++}`;
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panes.push(<TabPane tab="新建页签" key={activeKey}>新页面</TabPane>);
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this.setState({ panes, activeKey });
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},
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remove(targetKey) {
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let activeKey = this.state.activeKey;
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let lastIndex;
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this.state.panes.forEach((pane, i) => {
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if (pane.key === targetKey) {
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lastIndex = i - 1;
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}
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});
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const panes = this.state.panes.filter(pane => pane.key !== targetKey);
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if (lastIndex >= 0 && activeKey === targetKey) {
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activeKey = panes[lastIndex].key;
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}
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this.setState({ panes, activeKey });
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},
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render() {
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return (
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<div>
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<div style={{ marginBottom: 16 }}>
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<Button type="ghost" onClick={this.add}>新增</Button>
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</div>
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<Tabs hideAdd onChange={this.onChange} activeKey={this.state.activeKey}
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type="editable-card" onEdit={this.onEdit}>
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{this.state.panes}
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</Tabs>
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</div>
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);
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},
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});
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ReactDOM.render(<Demo />, mountNode);
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````
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