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October 2007

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Subject:
From:
Troy Dawson <[log in to unmask]>
Reply To:
Troy Dawson <[log in to unmask]>
Date:
Fri, 26 Oct 2007 13:13:13 -0500
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Troy Dawson wrote:
> Troy Dawson wrote:
>> Troy Dawson wrote:
>>> Frank, Schluenzen wrote:
>>>> Hi Stephan,
>>>>
>>>>>
>>>>> since the update to firefox-1.5.0.12-0.7.SL3, we observe problems 
>>>>> with positioning the cursor in text input boxes, like the one for 
>>>>> the URL, the search engine, and also widgets embeeded in web pages: 
>>>>> Neither the mouse nor the cursor keys can be used to position the 
>>>>> cursor anywhere except at the very beginning or the very end of the 
>>>>> string.
>>>>>
>>>>> firefox-1.5.0.12-0.7.slc3 has the same problem.
>>>>>
>>>>> Could someone confirm that they're seeing this as well? Any ideas 
>>>>> how to work around this?
>>>>>
>>>>
>>>> yup, I see the same problem. Actually, it's still possible to move 
>>>> around
>>>> within the text boxes with mouse and/or cursor - just the pointer 
>>>> (|) doesn't
>>>> update the position (which is just as bad) ...
>>>>
>>>> The firefox-1.5-pango-cursor-position-more.patch apparently doesn't 
>>>> work properly under SL3 (see PS:). After removing the patch from 
>>>> firefox-1.5.0.12-0.7.SL3's spec and rebuilding the rpm everything 
>>>> seems to work fine .... at least the pointer positions correctly 
>>>> within the text boxes...
>>>>
>>>> I guess there is a good chance that similar patches make their way 
>>>> into thunderbird as well !?
>>>>
>>>> Ciao, Frank.
>>>>
>>>> PS: After fiddling a bit with the code: the patch introduces 
>>>> inRendContext->GetRangeWidth to deduce the (pixel) length of a 
>>>> substring within a text-field which is then used to calculate the 
>>>> actual position of the pointer within the text field. As it turns 
>>>> out, the function always returns the length of the complete string 
>>>> rather than that of the substring (whyever) - so that the pointer 
>>>> appears to get stuck at the end (or start) of the string. well, 
>>>> didn't try to dig any further ....
>>>
>>> Hi Frank,
>>> I *thought* we actually were disabling all pango stuff when we 
>>> changed "enable-pango" to "disable-pango".  But it looks like their 
>>> patch doesn't honor that setting enough.
>>>
>>> Troy
>>
>> I'm debating.  Should I fix this, or use this as motivation for people 
>> to stop using firefox and thunderbird on SL3 and move to seamonkey.
>> SL 309 does *not* have firefox or thunderbird.  At some point, people 
>> are going to have to transition off firefox and thunderbird to 
>> seamonkey is they are going to stay on SL 3.
>> Troy
>>
> 
> Looking between thunderbird and firefox, I believe the problem isn't 
> with the patch, or the disabling pango in the config file, but in 
> firefox's spec file, they have a hack, where they link some pango 
> headers over.
> 
> What happens if you take those links out of the spec file?
> 
> I'm going to try it myself, but since building it takes a long time, I 
> was wondering if anyone had already tried it.
> 
> Troy
> 

For those that are wondering, the answer is nope, just commenting out those 
links doesn't fix the problem.  I'll just take the patch out like it was 
originally proposed.

Troy

-- 
__________________________________________________
Troy Dawson  [log in to unmask]  (630)840-6468
Fermilab  ComputingDivision/LCSI/CSI DSS Group
__________________________________________________

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