The image effect manager service. Type:

Base form for image style add and edit forms. Hierarchy class \Drupal\Core\Form\

public ImageStyleDeleteForm::getQuestion()

public ImageStyleFormBase::save(array $form, FormStateInterface

public ImageStyleFlushForm::getQuestion()

protected ImageStyleDeleteForm::getReplacementO

public ImageStyleFlushForm::submitForm(array &$form

Form controller for image style flush. Hierarchy class \Drupal\Core\Form\

public ImageStyleAddForm::submitForm(array &$form

public ImageStyleFlushForm::getConfirmText()