add_qclass

Description:

public void add_qclass (uint line, Quark qname)

Adds the class denoted by qname to line.

You may check if a line has qname by calling [method@GutterLines.has_qclass].

You can remove qname by calling [method@GutterLines.remove_qclass].

Parameters:

this

a GutterLines
line

a line number starting from zero
qname

a class name as a Quark