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

Woodley Packard sweaglesw at sweaglesw.org
Tue Feb 20 05:22:02 CET 2018

By the way, I also checked that yzlui running on linux but displaying to an OSX X11 server with the native-looking WM renders the UTF8 titles correctly out of the box.

> On Feb 19, 2018, at 4:26 PM, Francis Bond <bond at ieee.org> wrote:
> I can show Japanese in the title bar fine with gnome under Ubuntu (and Chinese).
> On Tue, Feb 20, 2018 at 6:34 AM, Joshua Crowgey <jcrowgey at uw.edu <mailto:jcrowgey at uw.edu>> wrote:
>> 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.
>> --
>> Joshua
>> 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_CLIENT_MACHINE(STRING) = "epsilon"
>>>> 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
> -- 
> Francis Bond <http://www3.ntu.edu.sg/home/fcbond/ <http://www3.ntu.edu.sg/home/fcbond/>>
> Division of Linguistics and Multilingual Studies
> Nanyang Technological University
> <inu.png>

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