TYPO3: FlashMessages

$this->addFlashMessage(
  'The message text.',
  'The title',
  \TYPO3\CMS\Core\Messaging\AbstractMessage::OK
);

$this->addFlashMessage( 'The message text.', 'The title', \TYPO3\CMS\Core\Messaging\AbstractMessage::OK );

$this->controllerContext->getFlashMessageQueue()->enqueue(
  $this->objectManager->get(
    \TYPO3\CMS\Core\Messaging\FlashMessage::class,
    'The message text.',
    'The title',
    \TYPO3\CMS\Core\Messaging\AbstractMessage::OK
  )
);

$this->controllerContext->getFlashMessageQueue()->enqueue( $this->objectManager->get( \TYPO3\CMS\Core\Messaging\FlashMessage::class, 'The message text.', 'The title', \TYPO3\CMS\Core\Messaging\AbstractMessage::OK ) );

$this->controllerContext->getFlashMessageQueue()->getAllMessages()

$this->controllerContext->getFlashMessageQueue()->getAllMessages()

$this->controllerContext->getFlashMessageQueue()->getAllMessagesAndFlush()

$this->controllerContext->getFlashMessageQueue()->getAllMessagesAndFlush()

<f:flashMessages renderMode="div" />

<f:flashMessages renderMode="div" />

namespace TYPO3\MyExt\Messaging;
class FlashMessage extends \TYPO3\CMS\Core\Messaging\FlashMessage {
  protected $classes = array(
    self::NOTICE => 'notice alert alert-info',
    self::INFO => 'info alert alert-info',
    self::OK => 'ok alert alert-success',
    self::WARNING => 'warning alert alert-warning',
    self::ERROR => 'error alert alert-danger'
  );
}

namespace TYPO3\MyExt\Messaging; class FlashMessage extends \TYPO3\CMS\Core\Messaging\FlashMessage {   protected $classes = array(     self::NOTICE => 'notice alert alert-info',     self::INFO => 'info alert alert-info',     self::OK => 'ok alert alert-success',     self::WARNING => 'warning alert alert-warning',     self::ERROR => 'error alert alert-danger'   ); }

$this->controllerContext->getFlashMessageQueue()->enqueue(
  $this->objectManager->get(
    \Vendor\MyExt\Messaging\FlashMessage::class,
    'The message text.',
    'The title',
    \TYPO3\MyExt\Messaging\FlashMessage::OK
  )
);

$this->controllerContext->getFlashMessageQueue()->enqueue( $this->objectManager->get( \Vendor\MyExt\Messaging\FlashMessage::class, 'The message text.', 'The title', \TYPO3\MyExt\Messaging\FlashMessage::OK ) );

/**
 * Called before all actions
 *
 * @param array $preparedArguments
 */
protected function emitBeforeCallActionMethodSignal(array $preparedArguments) {
    parent::emitBeforeCallActionMethodSignal($preparedArguments);
 
    $action = $this->request->getControllerActionName();
    if(in_array($action, array('list', 'new'))) {
        $this->addFlashMessage('Text', 'Title', \TYPO3\CMS\Core\Messaging\AbstractMessage::OK);
    }
}

/** * Called before all actions * * @param array $preparedArguments */ protected function emitBeforeCallActionMethodSignal(array $preparedArguments) {     parent::emitBeforeCallActionMethodSignal($preparedArguments);     $action = $this->request->getControllerActionName();     if(in_array($action, array('list', 'new'))) {         $this->addFlashMessage('Text', 'Title', \TYPO3\CMS\Core\Messaging\AbstractMessage::OK);     } }

/** @var $flashMessage FlashMessage */
$flashMessage = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
  'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
  htmlspecialchars($message),
  htmlspecialchars($title),
  \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
  true // store in session
);
/** @var $flashMessageService \TYPO3\CMS\Core\Messaging\FlashMessageService */
$flashMessageService = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessageService');
$defaultFlashMessageQueue = $flashMessageService->getMessageQueueByIdentifier();
$defaultFlashMessageQueue->enqueue($flashMessage);

/** @var $flashMessage FlashMessage */ $flashMessage = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance( 'TYPO3\\CMS\\Core\\Messaging\\FlashMessage', htmlspecialchars($message), htmlspecialchars($title), \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR, true // store in session ); /** @var $flashMessageService \TYPO3\CMS\Core\Messaging\FlashMessageService */ $flashMessageService = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessageService'); $defaultFlashMessageQueue = $flashMessageService->getMessageQueueByIdentifier(); $defaultFlashMessageQueue->enqueue($flashMessage);