{% load i18n creme_widgets %}{% load blockjsondata from creme_core_tags %} {% if button.parent_folder %} {% blockjsondata %}{ "data": { "parent_id": "{{button.parent_folder.parent_folder_id}}" } }{% endblockjsondata %} {% translate 'Previous folder' as label %} {{label}}{% widget_icon name='previous' label=label size='listview-button' %} {% endif %}