interface InPlaceEditorInterface

interface InPlaceEditorInterface extends PluginInspectionInterface {
    
    /**
     * Checks whether this in-place editor is compatible with a given field.
     *
     * @param \Drupal\Core\Field\FieldItemListInterface $items
     *   The field values to be in-place edited.
     *
     * @return bool
     *   TRUE if it is compatible, FALSE otherwise.
     */
    public function isCompatible(FieldItemListInterface $items);
    
    /**
     * Generates metadata that is needed specifically for this editor.
     *
     * Will only be called by \Drupal\quickedit\MetadataGeneratorInterface::generate()
     * when the passed in field & item values will use this editor.
     *
     * @param \Drupal\Core\Field\FieldItemListInterface $items
     *   The field values to be in-place edited.
     *
     * @return array
     *   A keyed array with metadata. Each key should be prefixed with the plugin
     *   ID of the editor.
     */
    public function getMetadata(FieldItemListInterface $items);
    
    /**
     * Returns the attachments for this editor.
     *
     * @return array
     *   An array of attachments, for use with #attached.
     *
     * @see \Drupal\Core\Render\AttachmentsResponseProcessorInterface::processAttachments()
     */
    public function getAttachments();

}