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close #13097
3.5 KiB
3.5 KiB
category | type | title |
---|---|---|
Components | Data Entry | Cascader |
Cascade selection box.
When To Use
- When you need to select from a set of associated data set. Such as province/city/district, company level, things classification.
- When selecting from a large data set, with multi-stage classification separated for easy selection.
- Chooses cascade items in one float layer for better user experience.
API
<Cascader options={options} onChange={onChange} />
Property | Description | Type | Default |
---|---|---|---|
allowClear | whether allow clear | boolean | true |
autoFocus | get focus when component mounted | boolean | false |
changeOnSelect | change value on each selection if set to true, see above demo for details | boolean | false |
className | additional css class | string | - |
defaultValue | initial selected value | string[] | [] |
disabled | whether disabled select | boolean | false |
displayRender | render function of displaying selected options | (label, selectedOptions) => ReactNode |
label => label.join(' / ') |
expandTrigger | expand current item when click or hover, one of 'click' 'hover' | string | 'click' |
fieldNames | custom field name for label and value and children (before 3.7.0 it calls filedNames which is typo)) |
object | { label: 'label', value: 'value', children: 'children' } |
getPopupContainer | Parent Node which the selector should be rendered to. Default to body . When position issues happen, try to modify it into scrollable content and position it relative.example |
Function(triggerNode) | () => document.body |
loadData | To load option lazily, and it cannot work with showSearch |
(selectedOptions) => void |
- |
notFoundContent | Specify content to show when no result matches. | string | 'Not Found' |
options | data options of cascade | object | - |
placeholder | input placeholder | string | 'Please select' |
popupClassName | additional className of popup overlay | string | - |
popupPlacement | use preset popup align config from builtinPlacements:bottomLeft bottomRight topLeft topRight |
string | bottomLeft |
popupVisible | set visible of cascader popup | boolean | - |
showSearch | Whether show search input in single mode. | boolean|object | false |
size | input size, one of large default small |
string | default |
style | additional style | string | - |
suffixIcon | The custom suffix icon | ReactNode | - |
value | selected value | string[] | - |
onChange | callback when finishing cascader select | (value, selectedOptions) => void |
- |
onPopupVisibleChange | callback when popup shown or hidden | (value) => void |
- |
Fields in showSearch
:
Property | Description | Type | Default |
---|---|---|---|
filter | The function will receive two arguments, inputValue and option, if the function returns true, the option will be included in the filtered set; Otherwise, it will be excluded. | function(inputValue, path): boolean |
|
limit | Set the count of filtered items | number | false | 50 |
matchInputWidth | Whether the width of result list equals to input's | boolean | |
render | Used to render filtered options. | function(inputValue, path): ReactNode |
|
sort | Used to sort filtered options. | function(a, b, inputValue) |
Methods
Name | Description |
---|---|
blur() | remove focus |
focus() | get focus |