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fish 下使用完全受控控制点击父节点只展开不选中
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import { TreeSelect } from 'fish'; | |
const TreeNode = TreeSelect.TreeNode; | |
class Demo extends React.Component { | |
state = { | |
value: undefined, | |
expandedKeys: [], | |
}; | |
onChange = value => { | |
this.setState({ value }); | |
}; | |
onClickTreeNode = (e, key) => { | |
// 阻止冒泡,触发默认展开 | |
e.stopPropagation(); | |
const { expandedKeys } = this.state | |
if (this.state.expandedKeys.includes(key)) { | |
const keys = expandedKeys.filter((item) => item !== key) | |
this.setState({expandedKeys: [...keys]}) | |
} else { | |
this.setState({expandedKeys: [...expandedKeys, key]}) | |
} | |
} | |
onTreeExpand = (expandedKeys) => { | |
this.setState({expandedKeys: [...expandedKeys]}) | |
} | |
render() { | |
return ( | |
<TreeSelect | |
style={{ width: 300 }} | |
value={this.state.value} | |
dropdownStyle={{ maxHeight: 400, overflow: 'auto' }} | |
placeholder="请选择" | |
allowClear | |
onChange={this.onChange} | |
treeCheckStrictly | |
treeExpandedKeys={this.state.expandedKeys} | |
onTreeExpand={this.onTreeExpand} | |
> | |
<TreeNode value="父节点 1" selectable={false} key="0-1" title={<div onClick={(e) => { this.onClickTreeNode(e, '0-1') }}>父节点 0-1</div>} > | |
<TreeNode value="父节点 1-0" title={<div onClick={(e) => { this.onClickTreeNode(e, '0-1-1') }}>父节点 1-0</div>} key="0-1-1"> | |
<TreeNode value="我的 叶节点" title="我的 叶节点" key="random" /> | |
<TreeNode value="你的 叶节点" title="你的 叶节点" key="random1" /> | |
</TreeNode> | |
<TreeNode value="父节点 1-1" title={<div onClick={(e) => { this.onClickTreeNode(e, '1-1') }}>父节点 1-0</div>} key="1-1"> | |
<TreeNode value="sss" title={<b style={{ color: '#08c' }}>sss</b>} key="random3" /> | |
</TreeNode> | |
</TreeNode> | |
</TreeSelect> | |
); | |
} | |
} | |
ReactDOM.render(<Demo />, mountNode); |
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