FormStep

Renders a form step in FormSteps component.

Basic Usage

<FormStep> component can be used in <FormSteps> component:

<template>
  <Vueform>
    <template #empty>
      <FormSteps>
        <FormStep
          name="account"
          :elements="['email', 'password']"
        />Account</FormStep>
        <FormStep
          name="personal"
          :elements="['name', 'bio']"
        />Personal</FormStep>
        <FormStep
          name="social"
          :elements="['facebook', 'twitter']"
        />Social</FormStep>
      </FormSteps>

      <FormElements>
        <TextElement
          name="email"
          label="Email"
        />
        <TextElement
          input-type="password"
          name="password"
          label="Password"
        />
        <TextElement
          name="name"
          label="Name"
        />
        <TextareaElement
          name="bio"
          label="bio"
        />
        <TextElement
          name="facebook"
          label="Facebook"
        />
        <TextElement
          name="twitter"
          label="Twitter"
        />
      </FormElements>

      <FormStepsControls />
    </template>
  </Vueform>
</template>

Configuration options can be passed over as regular component props. Check out Options section for available configuration options.

Options

Find below the list of options that can use to configure FormStep component. Options can be passed to the component via props.

labels

  • Type: object
  • Default: {}
<FormStep :labels="{
  next: 'Next ยป',
  previous: 'ยซ Previous',
  finish: 'Complete'
}" ... />

Overrides the Previous / Next / Finish button labels for the step which gets rendered by FormStepsControls component.

buttons

  • Type: object
  • Default: {}
<FormStep :buttons="{
  next: true,
  previous: false,
  finish: true
}" ... />

Decides whether Previous / Next / Finish buttons should be rendered for the step in FormStepsControls component.

elements

  • Type: array
  • Default: []
<FormStep :elements="['name', 'email', 'password']" ... />

The names of highest level form elements the step should contain.

name

  • Type: string|number
  • Required: true
<FormStep name="personal_information" ... />

The name of the step.

label

  • Type: string|object|function
<!-- Using string/HTML --->
<FormStep label="Profile" ... />

<!-- Using component --->
<FormStep :label="{ template: '<span>Profile</span>' }" ... />

<!-- Using function --->
<FormStep name="profile" :label="step$ => _.upperFirst(step$.name)" />

The step's label. Can be defined as a string, a Vue component object with a render function or as a function that receives step$ as its first a param.

Can also be defined via #default slot.

conditions

  • Type: array
  • Default: []

view

  • Type: string
<FormStep view="alt" ... />

The name of the view to be used for the component. If undefined the default view will be used.

Learn more about views here.

addClass

  • Type: array|object|string
<FormStep :add-class="{
  classname: 'class-value',
  classname: ['class-value'],
  classname: [{'class-value': true}],
}" ... />

Adds classes to any of FormStep component's class names. Classes can have string or array values. When Vue style classes are used object values must be wrapped in an array.

Learn more about adding classes here.

removeClass

  • Type: array|object
<FormStep :remove-class="{
  classname: ['class-value-1', 'class-value-2']
}" ... />

Removes classes from any of FormStep component's class names. The classes to be removed must be listed in an array.

Learn more about removing classes here.

replaceClass

  • Type: object
<FormStepElement :replace-class="{
  classname: {
    'from-class': 'to-class',
    'from-class': ['to-class'],
    'from-class': [{'to-class': true}],
  }
}" ... />

Replaces the classes of any class names of FormStep component. The keys are the original class names and the values are the replacements. The keys can only be single classes, while values can contain multiple ones in string or an array. When Vue style classes are used object values must be wrapped in an array.

Learn more about replacing classes here.

overrideClass

  • Type: array|object|string
<FormStep :override-classes="{
  ComponentName: {
    classname: 'class-value',
    classname: ['class-value'],
    classname: [{'class-value': true}],
  }
}" ... />

Overrides the classes of any of FormStep component's class names. The classes can have string or array values. When Vue style classes are used object values must be wrapped in an array.

Learn more about overriding classes here.

Properties

All the data, computed and inject properties of the component.

step$

  • Type: component
  • Group: computed

The step's component.

stepLabel

  • Type: string|component
  • Default: null
  • Group: data

The label of the step.

index

  • Type: number
  • Group: computed

Index of this step among the other steps which are not hidden by unmet conditions.

isFirst

  • Type: boolean
  • Group: computed

Whether the step is the first.

isLast

  • Type: boolean
  • Group: computed

Whether the step is the first.

active

  • Type: boolean
  • Default: false
  • Group: data

Whether the step is active.

elements$

  • Type: object
  • Group: computed

The form elements' components.

steps$

  • Type: component
  • Group: computed

The parent FormSteps component.

children$

  • Type: object
  • Group: computed

The elements' components in the step.

done

  • Type: boolean
  • Group: computed

Whether the step is done (completed, validated has no invalid or pending elements).

completed

  • Type: boolean
  • Default: false
  • Group: data

Whether the step is completed.

validated

  • Type: boolean
  • Group: computed

Whether all the elements in the step were already validated at least once.

invalid

  • Type: boolean
  • Group: computed

Whether the step has any invalid elements.

pending

  • Type: boolean
  • Group: computed

Whether the step has any pending elements.

debouncing

  • Type: boolean
  • Group: computed

Whether the step has any debouncing elements.

busy

  • Type: boolean
  • Group: computed

Whether the step has any busy elements.

available

  • Type: boolean
  • Group: computed

Whether no conditions are defined or they are all fulfilled.

visible

  • Type: boolean
  • Group: computed

Whether the step should be visible.

isDisabled

  • Type: boolean
  • Default: true
  • Group: data

Whether the step is disabled.

Size

  • Type: component
  • Group: inject

The size of the component.

View

  • Type: string
  • Group: computed

The name of the resolved view for the component. This one should be used to determine the component's view in class functions.

template

  • Type: object
  • Group: computed

The component's template.

classes

  • Type: object
  • Group: computed

The component's classes.

theme

  • Type: object
  • Group: inject

The global theme object, which contains all the default templates and classes.

form$

  • Type: component
  • Group: inject

The root form's component.

Methods

The methods of the component.

.select()

  • Returns: void

Deactivate all other steps and set the current one as active.

.complete()

  • Returns: void

Complete the step.

.uncomplete()

  • Returns: void

Uncomplete the step.

.disable()

  • Returns: void

Disable the step.

.enable()

  • Returns: void

Enable the step.

.on(event, callback)

  • Arguments:
    • {string} event - name of the event to listen for
    • {function} callback - callback to run when the event is triggered
  • Returns: void

Adds a listener for an event.

.off(event)

  • Arguments:
    • {string} event - name of the event to remove
  • Returns: void

Removes all listeners for an event.

.fire(args)

  • Arguments:
    • {any} args - list of arguments to pass over to the event callback
  • Returns: void

Fires and emits an event.

.validate()

  • Returns: void

Validate all elements within the step (async).

.activate()

  • Returns: void

Activate the step.

.deactivate()

  • Returns: void

Deactivate the step.

Events

Events emitted by the component. You can subscribe to them using regular @{eventName} listener in inline components or by using on(event, callback) method.

@activate

Triggered when the step becomes active.

@inactivate

Triggered when the step becomes inactive.

@enable

Triggered when the step becomes enabled.

@disable

Triggered when the step becomes disabled.

@complete

Triggered when the step becomes completed.

Slots

The slots of the component.

#default

Renders the label for the step.

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