public function form( $instance ) {

		// Call widget defaults from parent.
		parent::form( $instance );
		$check_enrollment = ( isset( $instance['check_enrollment'] ) ) ? $instance['check_enrollment'] : 1;
		?>
		<p>
			<input <?php checked( 1, $check_enrollment ); ?> class="checkbox llms-course-progress-check-enrollment" id="<?php echo $this->get_field_id( 'check_enrollment' ); ?>" name="<?php echo $this->get_field_name( 'check_enrollment' ); ?>" type="checkbox" value="1">
			<label for="<?php echo $this->get_field_id( 'check_enrollment' ); ?>">
				<?php _e( 'Display to enrolled students only?', 'lifterlms' ); ?><br>
				<em><?php _e( 'When checked the course progress bar will be shown only to those students enrolled in the course.', 'lifterlms' ); ?></em>
			</label>
		</p>
		<?php
	}