Form

A set of components and models that process form data.

  • <Form> Define a form.
  • <Form.Group> Define form groups, used for form layout.
  • <Form.Control> Define form-control.
  • <Form.ControlLabel> title of form-control.
  • <Form.HelpText> help infomation of form-controll

Import

import { Form } from 'rsuite';

// or
import Form from 'rsuite/lib/Form';

Layouts


Default

The default is the vertical layout

Fluid

The fluid property allows the Input 100% of the form to fill the container, valid only in vertical layouts.

Horizontal layout

Inline Layout

Layout In Modal

Status


Help Text

<Form.HelpText> A help description can be defined below the form component. If the tooltip property is set, an icon will be displayed on the form component and the help description information will be displayed as <Tooltip>.

Error Message

Error message can be set in 2 ways:

  • The <Form.Control> component passes an errorMessage property setting error message, and errorPlacement sets the location of the error message display.
  • Customize a prompt message.

Disabled and read only

Accessibility

  • Through the controlId prop of <Form.Group>, you can set id on <Form.Control> and set htmlFor on <Form.ControlLabel>. In addition, aria-labelledby and aria-describeby will be generated for <Form.Control>, corresponding to the id of <Form.ControlLabel> and <Form.HelpText>.
<Form.Group controlId="name">
  <Form.ControlLabel>Username</Form.ControlLabel>
  <Form.Control />
  <Form.HelpText>Username is required</Form.HelpText>
</Form.Group>

HTML:

<div class="rs-form-group" role="group">
  <label id="name-control-label" for="name" class="rs-form-control-label">Username</label>
  <div class="rs-form-control rs-form-control-wrapper">
    <input
      id="name"
      class="rs-input"
      aria-labelledby="name-control-label"
      aria-describedby="name-help-text"
    />
  </div>
  <span id="name-help-text" class="rs-form-help-text">Username is required</span>
</div>
  • Click the button of type='submit' in the Form, and the submit event of the form will be triggered automatically.

Props

<Form>

Property Type (default) Description
checkTrigger enum: 'change','blur','none' ('change') Trigger the type of form validation
classPrefix string ('form') The prefix of the component CSS class
errorFromContext boolean (true) Error reminders in Form.Control are defaulted from Context
fluid boolean The fluid property allows the Input 100% of the form to fill the container, valid only in vertical layouts
formDefaultValue object Default value of form
formError object Error message of form
formValue object Value of form (Controlled)
layout enum: 'horizontal', 'vertical', 'inline' ('vertical') Set the left and right columns of the layout of the elements within the form
model Schema SchemaModel object
onChange (formValue:object, event:object) => void Callback fired when data changing
onCheck (formError:object) => void Callback fired when data cheking
onError (formError:object) => void Callback fired when error checking

Form methods

  • check

Verify form data.

check: (callback?: (formError: E) => void) => boolean;
  • checkAsync

Asynchronously check form data

checkAsync: () => Promise<any>;
  • checkForField

Checklist single field value.

checkForField: (
    fieldName: keyof T,
    callback?: (checkResult: CheckResult<errorMsg>) => void
  ) => boolean;
  • checkForFieldAsync

Asynchronous check form single field value

checkForFieldAsync: (fieldName: keyof T) => Promise<CheckResult>;
  • cleanErrors

Clean error message.

cleanErrors(callback: () => void) => void
  • cleanErrorForField

Clear single field error message

cleanErrorForField: (fieldName: keyof E, callback?: () => void) => void;

<Form.Control>

Property Type(default) Description
accepter ElementType (Input) Proxied components
checkTrigger enum: 'change','blur','none' The data validation trigger type, and it wiill overrides the setting on <Form>
classPrefix string ('form-control') The prefix of the component CSS class
errorMessage ReactNode Show error messages
errorPlacement enum: Placement ('bottomStart') The placement of error messages
name * string The name of form-control
plaintext boolean Make the control plaintext
readOnly boolean Make the control readonly

<Form.Group>

Property Type(default) Description
classPrefix string ('form-group') The prefix of the component CSS class
controlId string Sets id on <Form.Control> and htmlFor on <Form.ControlLabel>.

<Form.ControlLabel>

Property Type(default) Description
classPrefix string ('form-control-label') The prefix of the component CSS class
htmlFor string Attribute of the html label tag, defaults to the controlId of the Form.Group

<Form.HelpText>

Property Type(default) Description
classPrefix string ('form-help-text') The prefix of the component CSS class
htmlFor string Attribute of the html label tag, defaults to the controlId of the Form.Group
tooltip boolean Whether to show through the Tooltip component

<Form.ErrorMessge>

Property Type(default) Description
classPrefix string ('form-error-message') The prefix of the component CSS class
show boolean Whether to display error message
placement enum: Placement ('bottomStart') The placement of error messages
type Placement =
  | 'bottomStart'
  | 'bottomEnd'
  | 'topStart'
  | 'topEnd'
  | 'leftStart'
  | 'rightStart'
  | 'leftEnd'
  | 'rightEnd';