class.ilStudyProgrammeCourseListGUI.php

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<?php

declare(strict_types=1);

class ilStudyProgrammeCourseListGUI extends ilObjCourseListGUI
{
    protected static string $tpl_file_name = "tpl.course_list_item.html";
    protected static string $tpl_component = "components/ILIAS/StudyProgramme";

    protected int $indent = 0;

    public function setIndent(int $a_indent): void
    {
        assert($a_indent > 0);
        $this->indent = $a_indent;
    }

    public function getIndent(): int
    {
        return $this->indent;
    }

    // This should be doing something else originally, but i need some
    // kind of hook in ilObjectListGUI::getListItemHTML and chose this,
    // as it is called at last.
    public function insertSubItems(): void
    {
        parent::insertSubItems();
        for ($i = 0; $i < $this->getIndent(); $i++) {
            $this->tpl->touchBlock("indent");
        }
    }
}