FieldLayout

Type
Class
Namespace
craft\models
Inherits
craft\models\FieldLayout » craft\base\Model » yii\base\Model (opens new window) » yii\base\Component (opens new window) » yii\base\BaseObject (opens new window)
Implements
ArrayAccess (opens new window), IteratorAggregate (opens new window), craft\base\ModelInterface, yii\base\Arrayable (opens new window), yii\base\Configurable (opens new window), yii\base\StaticInstanceInterface (opens new window)
Uses traits
craft\base\ClonefixTrait, yii\base\ArrayableTrait (opens new window), yii\base\StaticInstanceTrait (opens new window)
Since
3.0.0

FieldLayout model class.

View source (opens new window)

# Public Properties

Property Description
activeValidators (opens new window) yii\validators\Validator (opens new window) – The validators applicable to the current scenario (opens new window).
attributes (opens new window) array (opens new window) – Attribute values (name => value).
availableCustomFields \craft\fieldlayoutelements\BaseField[][]
availableNativeFields craft\fieldlayoutelements\BaseField[]
availableUiElements craft\base\FieldLayoutElement[]
behaviors (opens new window) yii\base\Behavior (opens new window) – List of behaviors attached to this component.
config array (opens new window), null (opens new window)
customFieldElements craft\fieldlayoutelements\CustomField[]
customFields craft\base\FieldInterface[]
errors (opens new window) array (opens new window) – Errors for all attributes or the specified attribute.
firstErrors (opens new window) array (opens new window) – The first errors.
id integer (opens new window), null (opens new window) – ID
iterator (opens new window) ArrayIterator (opens new window) – An iterator for traversing the items in the list.
reservedFieldHandles string (opens new window)[], null (opens new window) – Reserved custom field handles
scenario (opens new window) string (opens new window) – The scenario that this model is in.
tabs craft\models\FieldLayoutTab[] – The layout’s tabs.
type string (opens new window), null (opens new window) – The element type
uid string (opens new window) – UID
validators (opens new window) ArrayObject (opens new window), yii\validators\Validator (opens new window) – All the validators declared in the model.

# availableCustomFields

Type
\craft\fieldlayoutelements\BaseField[][]
Default value
null
Access
Read-only
Since
3.5.0

View source (opens new window)

# availableNativeFields

Type
craft\fieldlayoutelements\BaseField[]
Default value
null
Access
Read-only
Since
3.5.0

View source (opens new window)

# availableUiElements

Type
craft\base\FieldLayoutElement[]
Default value
null
Access
Read-only
Since
3.5.0

View source (opens new window)

# config

Type
array (opens new window), null (opens new window)
Default value
null
Access
Read-only
Since
3.1.0

View source (opens new window)

# customFieldElements

Type
craft\fieldlayoutelements\CustomField[]
Default value
null
Access
Read-only
Since
3.7.27

View source (opens new window)

# customFields

Type
craft\base\FieldInterface[]
Default value
null
Access
Read-only
Since
4.0.0

View source (opens new window)

# id

Type
integer (opens new window), null (opens new window)
Default value
null

ID

View source (opens new window)

# reservedFieldHandles

Type
string (opens new window)[], null (opens new window)
Default value
null
Since
3.7.0

Reserved custom field handles

View source (opens new window)

# tabs

Type
craft\models\FieldLayoutTab[]
Default value
null

The layout’s tabs.

View source (opens new window)

# type

Type
string (opens new window), null (opens new window)
Default value
null

The element type

View source (opens new window)

# uid

Type
string (opens new window)
Default value
null

UID

View source (opens new window)

# Public Methods

Method Description
__call() (opens new window) Calls the named method which is not a class method.
__clone()
__construct()
__get() (opens new window) Returns the value of a component property.
__isset() (opens new window) Checks if a property is set, i.e. defined and not null.
__set() (opens new window) Sets the value of a component property.
__unset() (opens new window) Sets a component property to be null.
activeAttributes() (opens new window) Returns the attribute names that are subject to validation in the current scenario.
addError() (opens new window) Adds a new error to the specified attribute.
addErrors() (opens new window) Adds a list of errors.
addModelErrors() Adds errors from another model, with a given attribute name prefix.
afterValidate() (opens new window) This method is invoked after validation ends.
attachBehavior() (opens new window) Attaches a behavior to this component.
attachBehaviors() (opens new window) Attaches a list of behaviors to the component.
attributeHints() (opens new window) Returns the attribute hints.
attributeLabels() (opens new window) Returns the attribute labels.
attributes() (opens new window) Returns the list of attribute names.
beforeValidate() (opens new window) This method is invoked before validation starts.
behaviors() Returns a list of behaviors that this component should behave as.
canGetProperty() (opens new window) Returns a value indicating whether a property can be read.
canSetProperty() (opens new window) Returns a value indicating whether a property can be set.
className() (opens new window) Returns the fully qualified name of this class.
clearErrors() (opens new window) Removes errors for all attributes or a single attribute.
createForm() Creates a new craft\models\FieldLayoutForm object for the given element.
createFromConfig() Creates a new field layout from the given config.
createValidators() (opens new window) Creates validator objects based on the validation rules specified in rules() (opens new window).
datetimeAttributes() Returns the names of any attributes that should hold DateTime (opens new window) values.
detachBehavior() (opens new window) Detaches a behavior from the component.
detachBehaviors() (opens new window) Detaches all behaviors from the component.
ensureBehaviors() (opens new window) Makes sure that the behaviors declared in behaviors() (opens new window) are attached to this component.
extraFields() (opens new window) Returns the list of fields that can be expanded further and returned by toArray() (opens new window).
fields() (opens new window) Returns the list of fields that should be returned by default by toArray() (opens new window) when no specific fields are specified.
formName() (opens new window) Returns the form name that this model class should use.
generateAttributeLabel() (opens new window) Generates a user friendly attribute label based on the give attribute name.
getActiveValidators() (opens new window) Returns the validators applicable to the current scenario (opens new window).
getAttributeHint() (opens new window) Returns the text hint for the specified attribute.
getAttributeLabel() (opens new window) Returns the text label for the specified attribute.
getAttributes() (opens new window) Returns attribute values.
getAvailableCustomFields() Returns the available fields, grouped by field group name.
getAvailableNativeFields() Returns the available native fields.
getAvailableUiElements() Returns the layout elements that are available to the field layout, grouped by the type name and (optionally) group name.
getBehavior() (opens new window) Returns the named behavior object.
getBehaviors() (opens new window) Returns all behaviors attached to this component.
getConfig() Returns the field layout’s config.
getCustomFieldElements() Returns the layout elements representing custom fields.
getCustomFields() Returns the custom fields included in the layout.
getElementsByType() Returns the layout elements of a given type.
getErrorSummary() (opens new window) Returns the errors for all attributes as a one-dimensional array.
getErrors() (opens new window) Returns the errors for all attributes or a single attribute.
getField() Returns a field that’s included in the layout by its attribute.
getFieldByHandle() Returns a custom field by its handle.
getFirstElementByType() Returns the first layout element of a given type.
getFirstError() (opens new window) Returns the first error of the specified attribute.
getFirstErrors() (opens new window) Returns the first error of every attribute in the model.
getFirstVisibleElementByType() Returns the first visible layout element of a given type, taking conditions into account.
getIterator() (opens new window) Returns an iterator for traversing the attributes in the model.
getScenario() (opens new window) Returns the scenario that this model is used in.
getTabs() Returns the layout’s tabs.
getValidators() (opens new window) Returns all the validators declared in rules() (opens new window).
getVisibleCustomFields() Returns the visible custom fields included in the layout, taking conditions into account.
getVisibleElementsByType() Returns the visible layout elements of a given type, taking conditions into account.
hasErrors() Returns a value indicating whether there is any validation error.
hasEventHandlers() (opens new window) Returns a value indicating whether there is any handler attached to the named event.
hasMethod() (opens new window) Returns a value indicating whether a method is defined.
hasProperty() (opens new window) Returns a value indicating whether a property is defined for this component.
init() Initializes the object.
instance() (opens new window) Returns static class instance, which can be used to obtain meta information.
isAttributeActive() (opens new window) Returns a value indicating whether the attribute is active in the current scenario.
isAttributeRequired() (opens new window) Returns a value indicating whether the attribute is required.
isAttributeSafe() (opens new window) Returns a value indicating whether the attribute is safe for massive assignments.
isFieldIncluded() Returns whether a field is included in the layout by its attribute.
load() (opens new window) Populates the model with input data.
loadMultiple() (opens new window) Populates a set of models with the data from end user.
off() (opens new window) Detaches an existing event handler from this component.
offsetExists() (opens new window) Returns whether there is an element at the specified offset.
offsetGet() (opens new window) Returns the element at the specified offset.
offsetSet() (opens new window) Sets the element at the specified offset.
offsetUnset() (opens new window) Sets the element value at the specified offset to null.
on() (opens new window) Attaches an event handler to an event.
onUnsafeAttribute() (opens new window) This method is invoked when an unsafe attribute is being massively assigned.
rules() Returns the validation rules for attributes.
safeAttributes() (opens new window) Returns the attribute names that are safe to be massively assigned in the current scenario.
scenarios() (opens new window) Returns a list of scenarios and the corresponding active attributes.
setAttributes() Sets the attribute values in a massive way.
setScenario() (opens new window) Sets the scenario for the model.
setTabs() Sets the layout’s tabs.
toArray() (opens new window) Converts the model into an array.
trigger() (opens new window) Triggers an event.
validate() (opens new window) Performs the data validation.
validateFields() Validates the field selections.
validateMultiple() (opens new window) Validates multiple models.

# createForm()

Since
3.5.0

Creates a new craft\models\FieldLayoutForm object for the given element.

The $config array can contain the following keys:

  • tabIdPrefix – prefix that should be applied to the tab content containers’ id attributes
  • namespace – Namespace that should be applied to the tab contents
  • registerDeltas – Whether delta name registration should be enabled/disabled for the form (by default its state will be left alone)
  • visibleElements – Lists of already-visible layout elements from craft\models\FieldLayoutForm::getVisibleElements()

View source (opens new window)

Arguments

Returns

craft\models\FieldLayoutForm

# createFromConfig()

Since
3.1.0

Creates a new field layout from the given config.

View source (opens new window)

Arguments

Returns

self

# getAvailableCustomFields()

Since
3.5.0

Returns the available fields, grouped by field group name.

View source (opens new window)

Returns

\craft\fieldlayoutelements\BaseField[][]

# getAvailableNativeFields()

Since
3.5.0

Returns the available native fields.

View source (opens new window)

Returns

craft\fieldlayoutelements\BaseField[]

# getAvailableUiElements()

Since
3.5.0

Returns the layout elements that are available to the field layout, grouped by the type name and (optionally) group name.

View source (opens new window)

Returns

craft\base\FieldLayoutElement[]

# getConfig()

Since
3.1.0

Returns the field layout’s config.

View source (opens new window)

Returns

array (opens new window), null (opens new window)

# getCustomFieldElements()

Since
3.7.27

Returns the layout elements representing custom fields.

View source (opens new window)

Returns

craft\fieldlayoutelements\CustomField[]

# getCustomFields()

Since
4.0.0

Returns the custom fields included in the layout.

View source (opens new window)

Returns

craft\base\FieldInterface[]

# getElementsByType()

Since
4.0.0

Returns the layout elements of a given type.

View source (opens new window)

Arguments

Returns

\craft\models\T[]

# getField()

Since
3.5.0

Returns a field that’s included in the layout by its attribute.

View source (opens new window)

Arguments

Returns

craft\fieldlayoutelements\BaseField

Throws

# getFieldByHandle()

Returns a custom field by its handle.

View source (opens new window)

Arguments

Returns

craft\base\FieldInterface, null (opens new window)

# getFirstElementByType()

Since
4.0.0

Returns the first layout element of a given type.

View source (opens new window)

Arguments

Returns

\craft\models\T, null (opens new window) – The layout element, or null if none were found

# getFirstVisibleElementByType()

Since
4.0.0

Returns the first visible layout element of a given type, taking conditions into account.

View source (opens new window)

Arguments

Returns

\craft\models\T, null (opens new window) – The layout element, or null if none were found

# getTabs()

Returns the layout’s tabs.

View source (opens new window)

Returns

craft\models\FieldLayoutTab[] – The layout’s tabs.

# getVisibleCustomFields()

Since
4.0.0

Returns the visible custom fields included in the layout, taking conditions into account.

View source (opens new window)

Arguments

Returns

craft\base\FieldInterface[]

# getVisibleElementsByType()

Since
4.0.0

Returns the visible layout elements of a given type, taking conditions into account.

View source (opens new window)

Arguments

Returns

\craft\models\T[]

# init()

Initializes the object.

This method is invoked at the end of the constructor after the object is initialized with the given configuration.

View source (opens new window)

# isFieldIncluded()

Since
3.5.0

Returns whether a field is included in the layout by its attribute.

View source (opens new window)

Arguments

Returns

boolean (opens new window)

# setTabs()

Sets the layout’s tabs.

View source (opens new window)

Arguments

  • $tabs (array (opens new window)) – An array of the layout’s tabs, which can either be FieldLayoutTab objects or arrays defining the tab’s attributes.

# validateFields()

Since
3.7.0

Validates the field selections.

View source (opens new window)

# Protected Methods

Method Description
defineBehaviors() Returns the behaviors to attach to this class.
defineRules() Returns the validation rules for attributes.
extractFieldsFor() (opens new window) Extract nested fields from a fields collection for a given root field Nested fields are separated with dots (.). e.g: "item.id" The previous example would extract "id".
extractRootFields() (opens new window) Extracts the root field names from nested fields.
resolveFields() (opens new window) Determines which fields can be returned by toArray() (opens new window).

# defineRules()

Since
3.4.0

Returns the validation rules for attributes.

See rules() for details about what should be returned.

Models should override this method instead of rules() so EVENT_DEFINE_RULES handlers can modify the class-defined rules.

View source (opens new window)

Returns

array (opens new window)

# Constants

Constant Description
SCENARIO_DEFAULT The name of the default scenario.

# Events

# EVENT_CREATE_FORM

Type
craft\events\CreateFieldLayoutFormEvent
Since
3.6.0

The event that is triggered when creating a new field layout form.

use craft\elements\Entry;
use craft\events\CreateFieldLayoutFormEvent;
use craft\fieldlayoutelements\HorizontalRule;
use craft\fieldlayoutelements\StandardTextField;
use craft\fieldlayoutelements\Template;
use craft\models\FieldLayout;
use craft\models\FieldLayoutTab;
use yii\base\Event;

Event::on(
    FieldLayout::class,
    FieldLayout::EVENT_CREATE_FORM,
    function(CreateFieldLayoutFormEvent $event) {
        if ($event->element instanceof Entry) {
            $event->tabs[] = new FieldLayoutTab([
                'name' => 'My Tab',
                'elements' => [
                    new StandardTextField([
                        'attribute' => 'myTextField',
                        'label' => 'My Text Field',
                    ]),
                    new HorizontalRule(),
                    new Template([
                        'template' => '_layout-elements/info'
                    ]),
                ],
            ]);
        }
    }
);

See also createForm()

# EVENT_DEFINE_NATIVE_FIELDS

Type
craft\events\DefineFieldLayoutFieldsEvent
Since
4.0.0

The event that is triggered when defining the native (not custom) fields for the layout.

use craft\models\FieldLayout;
use craft\events\DefineFieldLayoutFieldsEvent;
use yii\base\Event;

Event::on(
    FieldLayout::class,
    FieldLayout::EVENT_DEFINE_NATIVE_FIELDS,
    function(DefineFieldLayoutFieldsEvent $event) {
        // @var FieldLayout $layout
        $layout = $event->sender;

        if ($layout->type === MyElementType::class) {
            $event->fields[] = MyNativeField::class;
        }
    }
);

See also getAvailableNativeFields()

# EVENT_DEFINE_UI_ELEMENTS

Type
craft\events\DefineFieldLayoutElementsEvent
Since
3.5.0

The event that is triggered when defining UI elements for the layout.

use craft\models\FieldLayout;
use craft\events\DefineFieldLayoutElementsEvent;
use yii\base\Event;

Event::on(
    FieldLayout::class,
    FieldLayout::EVENT_DEFINE_UI_ELEMENTS,
    function(DefineFieldLayoutElementsEvent $event) {
        $event->elements[] = MyUiElement::class;
    }
);

See also getAvailableUiElements()