form->radios('calendar_project_tasks', array( 'date_creation' => t('Show tasks based on the creation date'), 'date_started' => t('Show tasks based on the start date'), ), $values) ?>

form->radios('calendar_user_tasks', array( 'date_creation' => t('Show tasks based on the creation date'), 'date_started' => t('Show tasks based on the start date'), ), $values) ?>

form->checkbox('calendar_user_subtasks_time_tracking', t('Show subtasks based on the time tracking'), 1, $values['calendar_user_subtasks_time_tracking'] == 1) ?>