[GRASS-dev] Re: tcltk 8.3 and v.digit toolbox

Michael Barton michael.barton at asu.edu
Sun Oct 8 14:41:20 EDT 2006

Working my way up through digest email. Is the demo that has a border using
the same (old) version of bwidgets that we do? If so, I'll try to look at
the code and see what it's doing that I didn't see.

Michael Barton, Professor of Anthropology
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton

> From: Hamish <hamish_nospam at yahoo.com>
> Date: Sun, 8 Oct 2006 22:03:34 +1300
> To: Michael Barton <michael.barton at asu.edu>
> Cc: <grass-dev at grass.itc.it>
> Subject: Re: tcltk 8.3 and v.digit toolbox
> Michael Barton wrote:
>> It turns out that bwidget LabelFrame is not just a drop in replacement
>> for the tk 8.4 labelframe. For one thing, LabelFrame seems buggy in
>> the version of bwidgets that GRASS uses and the frame border will not
>> draw with a label there. Second the options are slightly different.
> Yes, I can't get a frame border either. Thanks for translating the options.
> There are (Very Good) bwidget instructions and demo.tcl in the GRASS 5
> source code. (hopefully you found them?)
> [should we copy into GRASS 6 lib/external/bwidget?
>  252K    demo/
>  368K    BWman/
> ]
> cd grass-5.4.0/src/libes/bwidget/demo/
> wish demo.tcl
> in the demo the LabelFrames borders work correctly, so I think it is
> something we are overlooking (???).
>> If you want to replace the labelframe statement in toolbox.tcl (ca.
>> Line 223) with the following and see what happens,
> I do want to replace it for 6.2,
>> On my Mac, running x11, it creates the label but does not draw the
>> box, no matter what I do. This is problematic, but maybe it at least
>> runs on 8.3.
> As it works in demo/demo.tcl, I think it's a fixable bug on our behalf.
> ( somewhere :-/  window parent/child relationship? lack of content?)
>> Again, I can't say if there are any other 8.4 features that won't run
>> on 8.3, so I'm not sure it's worth it anyway.
> .. but but but .. are there bwidget replacements for those we can use?
> === (lib/external/bwidget/README.grass) ========
> only requires 2 lines of code in your Tcl/Tk script to use the new widgets.
> Some of the new widgets include
>     On mouse over help balloons
>     Tabbed notebook panes - like worksheets in Excel
>     Directory tree listing
>     Combination box or drop down option list
>     Progress bar
>     Many others
> ================================================
> seems to me that there should be replacements, and we don't (really)
> have to worry about finding any we don't know about until we get an
> error report. And then it's a (hopefully) quick fix. We are pretty
> sure this is the only v.digit problem, and pretty sure that d.m is ok
> (so I'm not as worried about gis.m).
>> LabelFrame .bpf -bd 1 -relief groove -side top -anchor n \
>>     -text [G_msg "mouse button actions (left, right, center)"]
> works for me (besides missing border). I expect it will work on all
> platforms (I can't see why it wouldn't).
> An immediate solution: adding "-background HoneyDew" makes the
> "-relief groove -borderwidth 1" failure less important.
> thanks,
> Hamish

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