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MDL-69371 output: Render lang_menu only when necessary

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This commit is contained in:
Jun Pataleta 2021-10-21 22:54:48 +08:00
parent f14239c8dc
commit e26f47359b
1 changed files with 4 additions and 1 deletions
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5
lib/outputrenderers.php
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@ -1646,7 +1646,10 @@ class core_renderer extends renderer_base {
public function lang_menu() {
$languagemenu = new \core\output\language_menu($this->page);
$data = $languagemenu->export_for_single_select($this);
return $this->render_from_template('core/single_select', $data);
if ($data) {
return $this->render_from_template('core/single_select', $data);
}
return '';
}
/**