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react-final-form-listeners

1.0.2¬†‚Äʬ†Public¬†‚Äʬ†Published

ūüŹĀ React Final Form Listeners

NPM Version NPM Downloads Build Status codecov.io


ūüŹĀ React Final Form Listeners is a collection of useful components for listening to fields in a ūüŹĀ React Final Form.

Installation

npm install --save react-final-form-listeners react-final-form final-form

or

yarn add react-final-form-listeners react-final-form final-form

Usage

import { Form, Field } from 'react-final-form'
import { OnChange } from 'react-final-form-listeners'
 
const MyForm = () => (
  <Form
    onSubmit={onSubmit}
    render={({ handleSubmit, pristine, invalid }) => (
      <form onSubmit={handleSubmit}>
        <div>
          <label>
            <Field name="foo" component="input" type="checkbox" /> Turn foo on?
          </label>
          <OnChange name="foo">
            {(value, previous) => {
              // do something
            }}
          </OnChange>
        </div>
        ...
      </form>
    )}
  />
)

Table of Contents

Components

The following can be imported from react-final-form-listeners.

ExternallyChanged

Renders is render prop with a boolean flag when the specified field was last updated externally (changed while not active).

name : String

The name of the field to listen to.

children: (externallyChanged: boolean) => React.Node

A render prop given the boolean flag.

OnBlur

Calls its children callback whenever the specified field is blurred. It renders nothing.

name : String

The name of the field to listen to.

children: () => void

A function that will be called whenever the specified field is blurred.

OnChange

Calls its children callback whenever the specified field changes. It renders nothing.

name : String

The name of the field to listen to.

children: (value: any, previous: any) => void

A function that will be called whenever the specified field is blurred. It is passed the new value and the previous value.

OnFocus

Calls its children callback whenever the specified field becomes active. It renders nothing.

name : String

The name of the field to listen to.

children: () => void

A function that will be called whenever the specified field becomes active.

Keywords

none

install

npm i react-final-form-listeners

Downloadsweekly downloads

10,533

version

1.0.2

license

MIT

homepage

github.com

repository

Gitgithub

last publish

collaborators

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