Re: How to create attributes in Pango

[Slavomir Vlcek <svlc inventati org>]

Yes,
I am sorry, you're right -- thanks. The "markup" methods work as expected.

I actually use the "encode("UTF-8")" method
to compute the length, but I had a different bug in my code.

S. Vlcek


On 05/15/2017 04:01 PM, infirit wrote:
> Op 15/05/17 om 15:28 schreef Slavomir Vlcek:
> > 3.) However, the problem with these "markup" functions is that they are not able to crunch
> >     even a simple unicode string.
> >
> >     This example fails with the Glib.Error for me:
> >
> >     markup_text = "<span foreground=\"#ffffff\">" + "saké" + "</span>"
> >     ret, attrs, text, accel_char = Pango.parse_markup(markup_text, len(markup_text), "\u0000")
> >
> >     GLib.Error: g-markup-error-quark: Error on line 1 char 48: '/' is not a valid character following the 
> > close element name 'span<'; the allowed character is '>' (2)
> The problem I think is that the length meant here is the number of bytes
> in markup_text. Calling len on the codepoints will return the number of
> characters which, in this example, is one less as é is two bytes. With
> len(markup_text.encode("UTF-8")) or -1 it works for me.
>
> As for the docs, the docs maintainers is active here so I'll leave it to
> him to comment on adding the column to the docs.
>
> ~infirit