Re: [evolution-patches] gtkhtml preedit_changed callback

[Radek Doulík <rodo ximian com>]

On Fri, 2003-07-11 at 16:09, Botond Botyanszki wrote:
> On 09 Jul 2003 18:55:57 +0200
> Radek Doulík <rodo ximian com> wrote:
> 
> > thanks for your patch. Your patch is targeting the right direction, but
> > has some issues, mostly with gtk_html_im_reset function.
> > 
> > I have prepared another patch which should handle it better. I am
> > attaching it to this mail. Could you test if it works OK for you,
> > please?
> 
> I have reworked my patch and went a bit lower to use htmltext. It works
> better and is little more simple. I also incorporated your im_reset
> changes, these seem to work ok.

okie, good to know.

> I was digging in htmltext for pango attributes, but unfortunately there
> seem to be none. The widgets in gtk which support gtkimcontext use
> PangoLayout. Either this needs to be implemented into htmltext, or a new
> object needs to be written that can render the preedit string properly
> with pango attributes.
> 
> I couln't test your patch with current cvs version because both the
> html-editor test program and evolution crashed

weird, cvs works OK for me

>  so I compiled it into the
> latest release. The font style changes didn't have any effect on the
> preedit text (probably this needs the cvs tree). IMHO this approach is a
> dead-end street anyway, because the preedit string should be rendered with
> the pango attributes provided. For some languages a simple underline is
> enough, but complex ones like Japanese need more than that.

what attributes are used for Japanese preedit string? could you show me
some screenshots?

I am thinking about translating pango attributes to HTML, but if it uses
attributes which can't be displayed in HTML (like background color), I
will probably try to use embedded GtkLabel widget for preedit text.

Cheers
Radek