[developers] [Emb-students] unicode in lui window titles

Joshua Crowgey jcrowgey at uw.edu
Mon Feb 19 23:34:10 CET 2018

Hi Woodley!

Thanks for looking into this.  I'm using i3 (<http://i3wm.org>).  But I
also have Gnome installed on this laptop, so I just switched over to
gnome I can reproduce.  I attach two more screenshots using Gnome.


On 02/19/2018 02:22 PM, Woodley Packard wrote:
> Hi again,
> I can report that when using the Unity window manager, the problem goes
> away for me -- i.e. with that WM, yzlui window titles show unicode
> correctly.  The WM I usually use is a bit less feature-packed.  I would
> be curious to hear whether others have encountered this issue.  What WM
> are you using, Joshua?
> Best,
> Woodley
> On 02/19/2018 02:19 PM, Woodley Packard wrote:
>> Hi Joshua and Stephan,
>> The log file you produced shows that the LKB is indeed producing
>> commands that could be expected to result in legible window titles.  I
>> can reproduce the problem at my end, both using the commands from the
>> log you sent and using Greek examples.  I'm not sure what's going on
>> though.  The code that sets the window title uses what I believe is
>> the appropriate UTF8-enabled mechanism. Furthermore, querying the
>> window's properties with "xprop" reveals that the name is indeed
>> loaded into the X server correctly, including the locale, e.g.:
>> $ xprop # and then click on the LUI window in question
>>         window state: Normal
>>         icon window: 0x7eef60
>> WM_ICON_NAME(COMPOUND_TEXT) = "`ʔu-hədʔiw̓-t čəxʷ ʔu ti sqʷəbayʔ'
>> Simple MRS Display"
>> WM_NAME(COMPOUND_TEXT) = "`ʔu-hədʔiw̓-t čəxʷ ʔu ti sqʷəbayʔ' Simple MRS
>> Display"
>> _MOTIF_WM_HINTS(_MOTIF_WM_HINTS) = 0x2, 0x0, 0x1, 0x0, 0x0
>> I suppose it could be a question of the font the window manager is
>> using?  I'm not sure where to go next.  I think I will try with some
>> other window mangers and see if it makes a difference.
>> Best,
>> Woodley
>> On 02/19/2018 01:20 PM, Joshua Crowgey wrote:
>>> Thanks for the prompt reply.  I found the debug log file where you said
>>> it would be.  It's attached.
>>> On 02/19/2018 01:15 PM, Stephan Oepen wrote:
>>>> hi joshua,
>>>> not sure the expert is at their desk already, but i doubt this problem
>>>> originates on the lisp side.  i rather suspect that the routines to
>>>> set the window title in LUI may predate its update to full unicode
>>>> support (using the pango library).
>>>> to aid debugging, there should be a file ‘yzlui.debug.jcrowgey’ (or
>>>> the like), probably in your ‘/tmp/’ directory.  could you email that
>>>> file
>>>> it should contain the full commands sent from the LKB to LUI and
>>>> should be encoded in UTF-8.  the string transmitted as the window
>>>> title occurs towards the end of the ‘tree’ command, for example.
>>>> best, oe
>>>> On Mon, Feb 19, 2018 at 10:05 PM, Joshua Crowgey <jcrowgey at uw.edu>
>>>> wrote:
>>>>> Hello developers,
>>>>> I find that when I look at a parse result using LUI and LKB, the
>>>>> characters used in the tree display and in the semantics (in a Simple
>>>>> MRS display) look great, but the window-title leaves a bit to be
>>>>> desired.
>>>>> Of course, it's not a very big deal since the important part is the
>>>>> content of the window, not its title, but if there's some easy fix
>>>>> that
>>>>> you all may know of, I would be happy to hear about it.
>>>>> I attach three screenshots as an example.  In one, I'm showing the the
>>>>> top of a terminal emulator which has a pwd that's a Lushootseed
>>>>> sentence.  This is just to show that generally, the window titles
>>>>> on my
>>>>> system look fine even with Unicode (I'm using i3wm on debian --- I
>>>>> don't
>>>>> know if that's relevant).  Then, the other two show a parse
>>>>> result.  You
>>>>> can see that the text in the tree nodes and in the semantic
>>>>> relations is
>>>>> fine, but the window title has a lot of tofu.
>>>>> I'm not skilled enough with LISP to fix this myself in any reasonable
>>>>> amount of time, so I thought I'd ask the experts.
>>>>> Tyty!
>>>>> -- 
>>>>> Joshua Crowgey
>> _______________________________________________
>> Emb-students mailing list
>> Emb-students at u.washington.edu
>> http://mailman11.u.washington.edu/mailman/listinfo/emb-students
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