Re: Printing of strings with special characters

[Anton Kunze <ak@technosis.de>]

Hello Tom,

for my example string 'höhö' this code works for me, the 'ö' character
is number 246 in ASCII. I will start with some testing routines in the
next days.

best regards

Tom Tromey schrieb:
>>>>>> "Anton" == Anton Kunze <ak@technosis.de> writes:
>>>>>>             
>
> Anton> http://websvn.kde.org/trunk/extragear/sdk/kdevelop/debuggers/gdb/printers/
>
> Also, the QStringPrinter code seems suspect to me:
>
> class QStringPrinter:
>
>     def __init__(self, val):
>         self.val = val
>
>     def to_string(self):
>         ret = ""
>         i = 0
>         while i < self.val['d']['size']:
>             if self.val['d']['data'][i] > 256:
>                 #TODO: fix this properly
>                 ret += '?'
>             else:
>                 ret += chr(self.val['d']['data'][i])
>             i = i + 1
>         return ret
>
> This is constructing a string by hand, and using '?' to replace some
> characters.
>
> It is better to use Value.string or Value.lazy_string.  From the
> qstring.h in code search, I gather that this is UTF-16-encoded, so this
> should probably read:
>
>   return self.val['d']['data'].string(encoding = 'UTF-16', length = self.val['d']['size'])
>
> ... though I have never really used Qt, so take with a grain of salt.
>
> Use lazy_string if you have a newer gdb.
>
> Tom
>
>
>   

-- 
Anton Kunze
Entwicklung
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