public function WorkspaceSwitcherBlock::build in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/workspaces/src/Plugin/Block/WorkspaceSwitcherBlock.php \Drupal\workspaces\Plugin\Block\WorkspaceSwitcherBlock::build()

Builds and returns the renderable array for this block plugin.

If a block should not be rendered because it has no content, then this method must also ensure to return no content: it must then only return an empty array, or an empty array with #cache set (with cacheability metadata indicating the circumstances for it being empty).

Return value

array A renderable array representing the content of the block.

Overrides BlockPluginInterface::build

See also

\Drupal\block\BlockViewBuilder

File

core/modules/workspaces/src/Plugin/Block/WorkspaceSwitcherBlock.php, line 73

Class

WorkspaceSwitcherBlock

Provides a 'Workspace switcher' block.

Namespace

Drupal\workspaces\Plugin\Block

Code

public function build() {
  $build = [
    'form' => $this->formBuilder
      ->getForm(WorkspaceSwitcherForm::class),
    '#cache' => [
      'contexts' => $this->entityTypeManager
        ->getDefinition('workspace')
        ->getListCacheContexts(),
      'tags' => $this->entityTypeManager
        ->getDefinition('workspace')
        ->getListCacheTags(),
    ],
  ];
  return $build;
}