[GRASS-dev] Re: gis.m: font selection in module panels

Michael Barton michael.barton at asu.edu
Sun May 20 23:31:05 EDT 2007

It is in the procedure. Perhaps need to express it as
    global env
    global iconpath

instead of ...

    global env iconpath


On 5/20/07 7:54 PM, "Hamish" <hamish_nospam at yahoo.com> wrote:

> Michael Barton wrote:
>>> Thanks for the font selection in the module panels, but I have the
>>> following problem. I can select the font the first time, but when I
>>> try to open the font dialog a second time in the same panel, I get:
>>> can't read "env(GRASS_FONT)": no such variable
>>> can't read "env(GRASS_FONT)": no such variable
>> OK. GRASS_FONT is not set.
>>>     while executing
>>> "if {[info exists env(GRASS_FONT)] && $env(GRASS_FONT) != ""} {
>> This is checking to see if GRASS_FONT is set or not. If not set, the
>> clause if false and it should move to the else clause. It should not
>> be raising an error.
> is it missing 
>   global env
> ?
> Hamish

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

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