class GridStackVariantForm in GridStack 8.2

Extends base form for gridstack instance configuration form.

Hierarchy

class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, LinkGeneratorTrait, RedirectDestinationTrait, UrlGeneratorTrait, StringTranslationTrait
- class \Drupal\Core\Entity\EntityForm implements EntityFormInterface
  - class \Drupal\gridstack_ui\Form\GridStackFormBase
    class \Drupal\gridstack_ui\Form\GridStackForm
    class \Drupal\gridstack_ui\Form\GridStackVariantForm

Expanded class hierarchy of GridStackVariantForm

File

modules/gridstack_ui/src/Form/GridStackVariantForm.php, line 13

Namespace

Drupal\gridstack_ui\Form

View source

class GridStackVariantForm extends GridStackForm {

  /**
   * {@inheritdoc}
   */
  protected $isVariant = TRUE;

  /**
   * {@inheritdoc}
   */
  protected $niceName = 'GridStackVariant';

  /**
   * {@inheritdoc}
   */
  protected $machineName = 'gridstack_variant';

  /**
   * {@inheritdoc}
   */
  public function form(array $form, FormStateInterface $form_state) {
    $form['#attributes']['class'][] = 'form--gridstack-variant';
    $form['#attached']['library'][] = 'gridstack/admin_variant';
    $source = $this->entity
      ->source();
    $gridstack = $source ? GridStack::load($source) : NULL;

    // @todo remove after another check.
    if ($source && $gridstack) {
      $this
        ->setGridStack($gridstack);
    }
    $form = parent::form($form, $form_state);
    if (!$this->entity
      ->source()) {
      return [];
    }
    unset($form['options']['settings'], $form['options']['use_framework']);
    $form['source'] = [
      '#type' => 'hidden',
      '#default_value' => $this->entity
        ->source(),
    ];
    $description = $this
      ->t('Height is pre-determined by grids, not contents.');
    if ($gridstack && $gridstack
      ->isFramework()) {
      $description = $this
        ->t('Height is determined later by contents, not grids. Floating grid rules apply. Index order matters to float correctly.');
    }
    $id = $this->entity
      ->id();
    $label = $this->entity
      ->label();
    $pid = $gridstack ? $gridstack->id : NULL;
    $form_wrapper_id = GridStackDefault::variantWrapperId($id);
    $request_uri = $this
      ->getRequest()
      ->getRequestUri();
    $parts = array_filter(explode('/', $request_uri));
    $gid = NULL;
    $pub = $this
      ->getRequest()->query
      ->get('pub', NULL);
    $label_dup = $this
      ->getRequest()->query
      ->get('label', NULL);
    $applied = !empty($pub) && $pub == $id;
    $applied_differently = !empty($pub) && $pub != $id;
    $variant_pub = $pub ? GridStackVariant::load($pub) : NULL;

    // Extracts gid from URL.
    $is_ajax = $parts[1] == 'gridstack';
    if (isset($parts[4]) && $parts[3] == $source) {
      $gid = $parts[4];
    }
    $links = [];
    $config = [
      'vid' => $id,
      'optionset' => $pid,
      'gid' => $gid,
      'pub' => $pub,
    ];
    $duplicated_vid = $form_state
      ->get('new_vid') ?: $this->entity
      ->getRandomizedId();
    $input = $form_state
      ->getUserInput();
    if (empty($duplicated_vid)) {
      $duplicated_vid = isset($input['new_vid']) ? $input['new_vid'] : '';
    }
    if ($duplicated_vid) {
      $config['dup'] = $duplicated_vid;
    }
    if ($gridstack && $gid) {
      $links = $this->manager
        ->stylizer()
        ->builder($config)
        ->getVariantLinks($config, $gridstack);
    }

    // @todo remove once duplicate action works correctly.
    $duplicate = isset($links['duplicate']) ? $links['duplicate'] : [];
    if ($duplicate) {
      $duplicate['#title'] = $this
        ->t('Save as New');
    }
    $form['#prefix'] = '<div id="' . $form_wrapper_id . '">';
    $form['#suffix'] = '</div>';
    $form['#attributes']['data-gs-gid'] = $gid;
    $form['variant_actions'] = [
      '#type' => 'container',
      '#attributes' => [
        'class' => [
          'form--gridstack-variant__actions',
        ],
      ],
      '#tree' => TRUE,
      '#weight' => -100,
      '#settings' => $config,
      '#access' => $is_ajax,
      'actions' => [
        '#type' => 'container',
        '#attributes' => [
          'class' => [
            'btn-group',
          ],
        ],
        'close' => [
          '#type' => 'button',
          '#value' => $this
            ->t('Close'),
          '#name' => 'close',
          '#ajax' => [
            'callback' => [
              $this,
              'closeVariant',
            ],
            'effect' => 'fade',
            'wrapper' => GridStackDefault::variantWrapperId($gid),
            'progress' => [
              'type' => 'throbber',
              'message' => $this
                ->t('Closing.'),
            ],
          ],
          '#attributes' => [
            'class' => [
              'btn',
              'btn-dark',
              'btn--variant-close',
            ],
          ],
        ],
        'delete' => [
          '#type' => 'button',
          '#value' => $this
            ->t('Delete'),
          '#name' => 'delete',
          '#ajax' => [
            'callback' => [
              $this,
              'deleteVariant',
            ],
            'effect' => 'fade',
            'wrapper' => $form_wrapper_id,
          ],
          '#attributes' => [
            'class' => [
              'btn',
              'btn-danger',
              'btn--variant-delete',
            ],
            'data-gs-vid' => '',
            'data-gs-variant-ajax' => 'delete',
            'data-gs-variant-message' => $this
              ->t('Deleting and reverting'),
          ],
        ],
        'revert' => [
          '#type' => 'button',
          '#value' => $this
            ->t('Revert'),
          '#name' => 'revert',
          '#access' => $applied || $applied_differently,
          '#ajax' => [
            'callback' => [
              $this,
              'revertVariant',
            ],
            'effect' => 'fade',
            'wrapper' => $form_wrapper_id,
          ],
          '#attributes' => [
            'class' => [
              'btn',
              'btn-warning',
              'btn--variant-revert',
            ],
            'data-gs-vid' => '',
            'data-gs-variant-ajax' => 'revert',
            'data-gs-variant-message' => $this
              ->t('Reverting'),
          ],
        ],
        'duplicate' => $duplicate,
        /* @todo use this when things are fixed.
           'duplicate' => [
             '#type' => 'button',
             '#value' => $this->t('Save as New'),
             '#name' => 'duplicate',
             '#ajax' => [
               'callback' => [$this, 'duplicateVariant'],
               'effect' => 'fade',
               'wrapper' => GridStackDefault::variantWrapperId($gid),
               'method' => 'html',
               'progress' => [
                 'type' => 'throbber',
                 'message' => $this->t('Duplicating.'),
               ],
             ],
             '#attributes' => [
               'class' => ['btn', 'btn-info', 'btn--variant-duplicate'],
               'data-gs-vid' => '',
               'data-gs-variant-nojs' => 'duplicate',
               'data-gs-variant-message' => $this->t('Saving as new'),
               'data-gs-update-icon' => 1,
             ],
             // @todo bad: '#limit_validation_errors' => [],
           ],
             */
        'save' => [
          '#type' => 'button',
          '#value' => $this
            ->t('Save'),
          '#name' => 'save',
          '#ajax' => [
            'callback' => [
              $this,
              'saveVariant',
            ],
            'effect' => 'fade',
            'wrapper' => GridStackDefault::variantWrapperId($gid),
            'method' => 'html',
            'progress' => [
              'type' => 'throbber',
              'message' => $this
                ->t('Saving.'),
            ],
          ],
          '#attributes' => [
            'class' => [
              'btn',
              'btn-success',
              'btn--variant-save',
            ],
            'data-gs-vid' => $id,
            'data-gs-variant-nojs' => 'save',
            'data-gs-variant-message' => $this
              ->t('Saving'),
            'data-gs-update-icon' => 1,
          ],
        ],
        'apply_trigger' => [
          '#type' => 'submit',
          '#value' => $this
            ->t('Apply'),
          '#name' => 'apply_trigger',
          '#attributes' => [
            'class' => [
              'btn',
              'btn-success',
              'btn--variant-apply-trigger',
            ],
            'data-gs-vid' => $id,
            'data-gs-variant-trigger' => 'apply',
            'data-gs-variant-message' => $this
              ->t('Applying variant'),
            'data-gs-update-icon' => 1,
          ],
        ],
        'apply' => [
          '#type' => 'button',
          '#value' => $this
            ->t('Apply'),
          '#name' => 'apply',
          '#ajax' => [
            'callback' => [
              $this,
              'saveVariant',
            ],
            'effect' => 'fade',
            'wrapper' => $form_wrapper_id,
            'progress' => [
              'type' => 'fullscreen',
              'message' => $this
                ->t('Applying variant.'),
            ],
          ],
          '#attributes' => [
            'class' => [
              'btn',
              'btn--variant-apply',
              'visually-hidden',
            ],
            'data-gs-vid' => $id,
            'data-gs-variant-ajax' => 'apply',
            'data-gs-variant-message' => $this
              ->t('Applying'),
            'data-gs-update-icon' => 1,
          ],
        ],
        'select' => isset($links['select']) ? $links['select'] : [],
      ],
      'update' => [
        '#type' => 'submit',
        '#value' => $this
          ->t('Update Icon'),
        '#name' => 'update',
        '#attributes' => [
          'class' => [
            'btn',
            'btn-secondary',
            'btn--variant-update',
          ],
          'data-gs-vid' => $id,
          'data-gs-variant-js' => 'update',
          'data-gs-variant-message' => $this
            ->t('Updating'),
          'data-gs-update-icon' => 1,
        ],
      ],
      'description' => [
        '#markup' => '<p><small>' . $description . '</small></p>',
        '#allowed_tags' => [
          'p',
          'small',
        ],
      ],
    ];
    $css = $this->manager
      ->stylizer()
      ->style()
      ->getVariantClass($label);
    $label_suffix = $id;

    // Adjust few things for Layout Builder AJAX displays.
    if ($is_ajax) {
      $label_suffix .= ' (';
      $label_suffix .= $applied ? $this
        ->t('applied') : $this
        ->t('draft -- not applied');
      if ($applied_differently && $variant_pub) {
        $label_suffix .= $this
          ->t(', currently applied: @label', [
          '@label' => $variant_pub
            ->label(),
        ]);
      }
      $label_suffix .= ')';
      $form['actions']['#access'] = FALSE;
      $form['description']['#access'] = FALSE;
      unset($form['label']['#prefix'], $form['name']['#suffix']);
      $form['label']['#attributes']['class'][] = 'form-text--label-variant';
      if ($label_dup) {
        $form_state
          ->setValue('label', $label_dup);
        $form['label']['#default_value'] = $label_dup;
      }
    }
    $form['name']['#machine_name']['source'] = [
      'id',
    ];
    $form['name']['#wrapper_attributes']['class'][] = 'visually-hidden';
    $form['label']['#description'] = $this
      ->t('Label for this variant, also used as CSS class for unique styling: <code>@css</code>. <br>Changing a variant will change it everywhere else. To be unique, clone and give unique memorable label accordingly.', [
      '@css' => $css,
    ]);
    $form['label']['#field_suffix'] = $label_suffix;
    $form['label']['#weight'] = -99;
    $form['label']['#title_display'] = 'visually-hidden';
    $form['label']['#attributes']['placeholder'] = $this
      ->t('Label');
    if ($gridstack && ($uri = $gridstack
      ->getIconUri())) {
      $icon = [
        '#theme' => 'image',
        '#uri' => $uri,
        '#alt' => $this
          ->t('Thumbnail'),
      ];
      if ($this
        ->currentUser()
        ->hasPermission('administer gridstack')) {
        $image = $icon;
        $icon = [
          '#type' => 'link',
          '#url' => $gridstack
            ->toUrl('edit-form'),
          '#title' => [
            '#markup' => $this->manager
              ->getRenderer()
              ->render($image),
            '#allowed_tags' => [
              'img',
            ],
          ],
        ];
      }
      $form['screenshot_original'] = [
        '#type' => 'container',
        'icon' => $icon,
        '#weight' => 100,
        '#attributes' => [
          'class' => [
            'form--gridstack__screenshot',
            'form--gridstack__screenshot--original',
          ],
        ],
      ];
    }
    return $form;
  }

  /**
   * Callback for cancelling a layout variant.
   */
  public function closeVariant(array $form, FormStateInterface $form_state) {
    $config = $form['variant_actions']['#settings'];
    $gridstack = $this
      ->gridStack();
    $editor = $this->manager
      ->stylizer()
      ->builder()
      ->getVariantEditor($config, $gridstack);
    return $editor['form'];
  }

  /**
   * Callback for deleting a layout variant.
   */
  public function deleteVariant(array $form, FormStateInterface $form_state) {
    $this->entity
      ->delete();
    return $form;
  }

  /**
   * Callback for reverting a layout variant to source layout.
   */
  public function revertVariant(array $form, FormStateInterface $form_state) {
    return $form;
  }

  /**
   * Callback for duplicating a layout variant.
   *
   * @fixme, no icon generated, duplicate worflow is not good.
   */
  public function duplicateVariant(array &$form, FormStateInterface $form_state) {
    $entity = $this->entity;
    $id = $entity
      ->getRandomizedId();
    $form_state
      ->set('new_vid', $id);
    $label = $form_state
      ->getValue('label') ?: $entity
      ->getLabelFromId($id);
    $options = $entity
      ->getOptions();
    unset($options['icon']);
    $clone = $entity
      ->createDuplicateVariant($id, $label, $options);
    $this
      ->setEntity($clone);
    $this->entity
      ->save();
    $id = $this->entity
      ->id();
    $form['variant_actions']['actions']['duplicate']['#attributes']['disabled'] = TRUE;
    $form['label']['#field_suffix'] = $id;
    $this
      ->validateForm($form, $form_state);
    $this
      ->save($form, $form_state);
    $form_wrapper_id = GridStackDefault::variantWrapperId($id);
    $form['#prefix'] = '<div id="' . $form_wrapper_id . '">';
    foreach ([
      'cancel',
      'duplicate',
      'revert',
      'update',
      'apply',
      'save',
    ] as $key) {
      $form['variant_actions']['actions'][$key]['#attributes']['data-gs-vid'] = $id;
      if (!in_array($key, [
        'cancel',
        'update',
      ])) {
        $form['variant_actions']['actions'][$key]['#ajax']['wrapper'] = $form_wrapper_id;
      }
    }
    return $form;
  }

  /**
   * Callback for saving a layout variant draft.
   */
  public function saveVariant(array &$form, FormStateInterface &$form_state) {
    $this
      ->validateForm($form, $form_state);
    $this
      ->save($form, $form_state);
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  protected function getApplicableBreakpoints() {
    $gridstack = $this
      ->gridStack();
    $breakpoints = $gridstack ? [
      $gridstack
        ->getLastBreakpointKey(),
    ] : [
      'lg',
    ];

    // Allows alterations by those who can afford complication.
    $this->manager
      ->getModuleHandler()
      ->alter('gridstack_variant_applicable_breakpoints', $breakpoints, $gridstack, $this->engine, $this
      ->currentUser());
    return $breakpoints;
  }

  /**
   * {@inheritdoc}
   */
  public function buildEntity(array $form, FormStateInterface $form_state) {
    $entity = parent::buildEntity($form, $form_state);
    $request = $this
      ->getRequest();
    $request_uri = $request
      ->getRequestUri();
    $source = $entity
      ->source();
    if (empty($source)) {
      if ($this->operation == 'add' || $this->operation == 'duplicate') {
        $args = array_filter(explode('/', $request_uri));

        // Given non-ajax URL: /admin/structure/gridstack...
        if (isset($args[3]) && $args[3] == 'gridstack') {

          // The last parameter is add or duplicate, remove.
          array_pop($args);
          $source = end($args);
          if ($gridstack = GridStack::load($source)) {
            $entity
              ->set('source', $source);
            $this
              ->setGridStack($gridstack);
          }
        }
      }
    }
    return $entity;
  }

  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {
    $this->entity
      ->set('source', $this->entity
      ->source());
    parent::save($form, $form_state);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
EntityForm::$entity	protected	property	The entity being used by this form.	7
EntityForm::$entityTypeManager	protected	property	The entity type manager.	3
EntityForm::$moduleHandler	protected	property	The module handler service.
EntityForm::$operation	protected	property	The name of the current operation.
EntityForm::$privateEntityManager	private	property	The entity manager.
EntityForm::actions	protected	function	Returns an array of supported actions for the current entity form.	29
EntityForm::actionsElement	protected	function	Returns the action form element for the current entity form.
EntityForm::afterBuild	public	function	Form element #after_build callback: Updates the entity with submitted data.
EntityForm::buildForm	public	function	Form constructor. Overrides FormInterface::buildForm	10
EntityForm::copyFormValuesToEntity	protected	function	Copies top-level form values to entity properties	7
EntityForm::getBaseFormId	public	function	Returns a string identifying the base form. Overrides BaseFormIdInterface::getBaseFormId	5
EntityForm::getEntity	public	function	Gets the form entity. Overrides EntityFormInterface::getEntity
EntityForm::getEntityFromRouteMatch	public	function	Determines which entity will be used by this form from a RouteMatch object. Overrides EntityFormInterface::getEntityFromRouteMatch	1
EntityForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId	10
EntityForm::getOperation	public	function	Gets the operation identifying the form. Overrides EntityFormInterface::getOperation
EntityForm::init	protected	function	Initialize the form state and the entity before the first form build.	3
EntityForm::prepareEntity	protected	function	Prepares the entity object before the form is built first.	3
EntityForm::prepareInvokeAll	protected	function	Invokes the specified prepare hook variant.
EntityForm::processForm	public	function	Process callback: assigns weights and hides extra fields.
EntityForm::setEntity	public	function	Sets the form entity. Overrides EntityFormInterface::setEntity
EntityForm::setEntityManager	public	function	Sets the entity manager for this form. Overrides EntityFormInterface::setEntityManager
EntityForm::setEntityTypeManager	public	function	Sets the entity type manager for this form. Overrides EntityFormInterface::setEntityTypeManager
EntityForm::setModuleHandler	public	function	Sets the module handler for this form. Overrides EntityFormInterface::setModuleHandler
EntityForm::setOperation	public	function	Sets the operation for this form. Overrides EntityFormInterface::setOperation
EntityForm::submitForm	public	function	This is the default entity object builder function. It is called before any other submit handler to build the new entity object to be used by the following submit handlers. At this point of the form workflow the entity is validated and the form state… Overrides FormInterface::submitForm	17
EntityForm::__get	public	function
EntityForm::__set	public	function
FormBase::$configFactory	protected	property	The config factory.	1
FormBase::$requestStack	protected	property	The request stack.	1
FormBase::$routeMatch	protected	property	The route match.
FormBase::config	protected	function	Retrieves a configuration object.
FormBase::configFactory	protected	function	Gets the config factory for this form.	1
FormBase::container	private	function	Returns the service container.
FormBase::currentUser	protected	function	Gets the current user.
FormBase::getRequest	protected	function	Gets the request object.
FormBase::getRouteMatch	protected	function	Gets the route match.
FormBase::logger	protected	function	Gets the logger for a specific channel.
FormBase::redirect	protected	function	Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
FormBase::resetConfigFactory	public	function	Resets the configuration factory.
FormBase::setConfigFactory	public	function	Sets the config factory for this form.
FormBase::setRequestStack	public	function	Sets the request stack object to use.
GridStackForm::getDescription	protected	function	Returns form item description.
GridStackForm::optionsForm	protected	function	Sets up the options form.
GridStackForm::previewForm	protected	function	Sets up the preview form.
GridStackForm::settingsForm	protected	function	Sets up the settings form.
GridStackFormBase::$adminCss	protected	property	The flag whether the admin CSS is enabled, or not.
GridStackFormBase::$blazyAdmin	protected	property	The blazy manager service.
GridStackFormBase::$breakpointCount	protected	property	The total breakpoint count.
GridStackFormBase::$cssConfig	protected	property	The jsonified config for css-driven layouts.
GridStackFormBase::$default	protected	property	The GridStack default entity.
GridStackFormBase::$engine	protected	property	The layout engine.
GridStackFormBase::$fileSystem	protected	property	The file system service.
GridStackFormBase::$framework	protected	property	The active CSS framework.
GridStackFormBase::$grids	protected	property	The main grids.
GridStackFormBase::$gridStack	protected	property	The gridstack instance to distinguish from the current entity.
GridStackFormBase::$html5Ac	protected	property	The flag whether to use HTML5 autocomplete suggestions, or not.
GridStackFormBase::$iconBreakpoint	protected	property	Which breakpoint to generate icon from.
GridStackFormBase::$isDefault	protected	property	The flag whether the entity is default, or not.
GridStackFormBase::$jsConfig	protected	property	The jsonified config for js-driven layouts.
GridStackFormBase::$jsSettings	protected	property	The required settings by admin preview.
GridStackFormBase::$manager	protected	property	The GridStack manager service.
GridStackFormBase::$nestedGrids	protected	property	The main grids.
GridStackFormBase::$nestedSettings	protected	property	The CSS framework settings.
GridStackFormBase::$options	protected	property	The options.
GridStackFormBase::$regionSuggestions	protected	property	The region suggestions.
GridStackFormBase::$settings	protected	property	The active settings.
GridStackFormBase::$smallestBreakpoint	protected	property	The smallest breakpoint can be SM for Foundation, XS for the rest.
GridStackFormBase::$useNested	protected	property	The flag whether the nested option (framework) is enabled, or not.
GridStackFormBase::breakpointElements	protected	function	Defines breakpoints form adopted from Blazy deprecated methods.
GridStackFormBase::create	public static	function	Instantiates a new instance of this class. Overrides FormBase::create
GridStackFormBase::getColumnOptions	protected	function	Returns the supported columns.
GridStackFormBase::getNestedSettings	protected	function	Returns the CSS settings.
GridStackFormBase::getNodes	protected	function	Returns JSON for options.breakpoints[xs\|sm\|md\|lg\|xl] keyed by nodes.
GridStackFormBase::getNodesNested	protected	function	Returns JSON for options.breakpoints[xs\|sm\|md\|lg\|xl] keyed by nodes.
GridStackFormBase::getRegionSuggestions	protected	function	Returns the region suggestions.
GridStackFormBase::getUserInputValues	protected static	function	Returns user input values.
GridStackFormBase::gridStack	protected	function	Returns the gridstack instance.
GridStackFormBase::initEngine	protected	function	Initializes the layout engine.
GridStackFormBase::jsonForm	protected	function	Returns the json form.
GridStackFormBase::jsonify	protected	function	Convert the config into a JSON object to reduce logic at frontend.
GridStackFormBase::massageSettings	protected	function	Massages the settings specific for when CSS Framework is disabled.
GridStackFormBase::regionForm	protected	function	Returns the region form.
GridStackFormBase::saveImage	protected	function	Saves the icon based on the current grid display.
GridStackFormBase::setGridStack	protected	function	Sets the gridstack instance.
GridStackFormBase::useFramework	protected	function	Returns TRUE if should use framework.
GridStackFormBase::validateBreakpointForm	protected	function	Validate breakpoint form.
GridStackFormBase::validateForm	public	function	Form validation handler. Overrides FormBase::validateForm
GridStackVariantForm::$isVariant	protected	property	Defines the variant. Overrides GridStackFormBase::$isVariant
GridStackVariantForm::$machineName	protected	property	Defines the machine name. Overrides GridStackFormBase::$machineName
GridStackVariantForm::$niceName	protected	property	Defines the nice name. Overrides GridStackFormBase::$niceName
GridStackVariantForm::buildEntity	public	function	Builds an updated entity object based upon the submitted form values. Overrides EntityForm::buildEntity
GridStackVariantForm::closeVariant	public	function	Callback for cancelling a layout variant.
GridStackVariantForm::deleteVariant	public	function	Callback for deleting a layout variant.
GridStackVariantForm::duplicateVariant	public	function	Callback for duplicating a layout variant.
GridStackVariantForm::form	public	function	Gets the actual form array to be built. Overrides GridStackForm::form
GridStackVariantForm::getApplicableBreakpoints	protected	function	Returns the applicable breakpoints. Overrides GridStackFormBase::getApplicableBreakpoints
GridStackVariantForm::revertVariant	public	function	Callback for reverting a layout variant to source layout.
GridStackVariantForm::save	public	function	Overrides Drupal\Core\Entity\EntityFormController::save(). Overrides GridStackFormBase::save
GridStackVariantForm::saveVariant	public	function	Callback for saving a layout variant draft.
LinkGeneratorTrait::$linkGenerator	protected	property	The link generator.	1
LinkGeneratorTrait::getLinkGenerator Deprecated	protected	function	Returns the link generator.
LinkGeneratorTrait::l Deprecated	protected	function	Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated	public	function	Sets the link generator service.
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator	protected	property	The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated	protected	function	Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated	public	function	Sets the URL generator service.
UrlGeneratorTrait::url Deprecated	protected	function	Generates a URL or path for a specific route based on the given parameters.

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class GridStackVariantForm in GridStack 8.2

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