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Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.

Documentation Grafana documentation API Reference @grafana/ui Cascader
Enterprise Open source

Cascader class

Signature

typescript 
export declare class Cascader extends React.PureComponent<CascaderProps, CascaderState>

Import

typescript 
import { Cascader } from '@grafana/ui';

Constructors

ConstructorModifiersDescription
constructor(props)Constructs a new instance of the Cascader class

Properties

PropertyModifiersTypeDescription
defaultPropsstatic{
changeOnSelect: boolean;
}
flattenOptions(options: CascaderOption[], optionPath?: CascaderOption[]) => SelectableValue<string[]>[]
getSearchableOptions(options: CascaderOption[]) => SelectableValue<string[]>[]
onBlur() => void
onBlurCascade() => void
onChange(value: string[], selectedOptions: CascaderOption[]) => void
onCreateOption(value: string) => void
onInputKeyDown(e: React.KeyboardEvent<HTMLInputElement>) => void
onSelect(obj: SelectableValue<string[]>) => void

Methods

MethodModifiersDescription
render()
setInitialValue(searchableOptions, initValue)

constructor(props)

Constructs a new instance of the Cascader class

Signature

typescript 
constructor(props: CascaderProps);

Parameters

ParameterTypeDescription
propsCascaderProps

defaultProps property

Signature

typescript 
static defaultProps: {
        changeOnSelect: boolean;
    };

flattenOptions property

Signature

typescript 
flattenOptions: (options: CascaderOption[], optionPath?: CascaderOption[]) => SelectableValue<string[]>[];

getSearchableOptions property

Signature

typescript 
getSearchableOptions: (options: CascaderOption[]) => SelectableValue<string[]>[];

onBlur property

Signature

typescript 
onBlur: () => void;

onBlurCascade property

Signature

typescript 
onBlurCascade: () => void;

onChange property

Signature

typescript 
onChange: (value: string[], selectedOptions: CascaderOption[]) => void;

onCreateOption property

Signature

typescript 
onCreateOption: (value: string) => void;

onInputKeyDown property

Signature

typescript 
onInputKeyDown: (e: React.KeyboardEvent<HTMLInputElement>) => void;

onSelect property

Signature

typescript 
onSelect: (obj: SelectableValue<string[]>) => void;

render method

Signature

typescript 
render(): JSX.Element;

Returns:

JSX.Element

setInitialValue method

Signature

typescript 
setInitialValue(searchableOptions: Array<SelectableValue<string[]>>, initValue?: string): {
        rcValue: string[];
        activeLabel: any;
    };

Parameters

ParameterTypeDescription
searchableOptionsArray<SelectableValue<string[]>>
initValuestring

Returns:

{ rcValue: string[]; activeLabel: any; }