On 3/26/06, Keith Chamberlain <[EMAIL PROTECTED]> wrote:
> Dear List-mates,
>
> I think the difficulty I'm having is localized to the MenuType() call made
> from within MenuRead(). I'm not used to seeing text operations such as "^"
> or "[]", so am having trouble understanding what's going on.
>
> I'm interested in understanding the regular expression:
> regexpr("^[$]Tk[.].+/", menu), and why it my menus.txt file is not returning
> at that point.
>
> ?regex explains that the "^" symbol excludes the text enclosed in bracketsOutside of [...] ^ and $ mean beginning of string and end of string. Putting characters within [...] removes their special meaning. > what is in the character string in following brackets, so a bunch of > matching on string vectors going on that I don't understand well enough yet. > Do I need to install PCRE-6.6 for this to start working? > > Rgds, > KeithC. > > > > -----Original Message----- > From: Keith Chamberlain [mailto:[EMAIL PROTECTED] > Sent: Saturday, March 25, 2006 4:26 PM > To: '[email protected]' > Cc: 'Philippe Grosjean' > Subject: MenuRead() Question > > Dear List-mates, > > I'm trying to read a tk window menu from a file using {svWidgets} and > 'menus.txt' but am receiving Warnings without seeing the desired > consequences of the call. > > library(svWidgets) > tkWinAdd("KSesnMain",title="kLab Session Manager for R", pos="+0+0") > MenuRead(file="menus.txt") > > Warning messages: > 1: Unrecognized menu type for $KSesnMain/MenuTest in: MenuType(menu) > 2: Unrecognized menu type for $KSesnMain/MenuTest in: MenuType(menu) > 3: Unrecognized menu type for $KSesnMain/MenuTest in: MenuType(menu) > 4: Unrecognized menu type for $KSesnMain/MenuTest in: MenuType(menu) > > <menu.txt - in RHOME> > $KSesnMain > |$MenuTest > ||Objects ~~ ls() > ||- > ||Path ~~ search() > > Please Advise, > KeithC. > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
