{xkeyval} is for questions dealing with additional macros for setting keys. This package is an extension of the `keyval` package.

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45
votes
17answers
3k views

A big list of every keyval package

I lose track of all the different keyval packages. Can we maintain a list here? (Community wiki, one package per answer with a brief description of scope. I've started things off but need help ...
21
votes
4answers
378 views

Does the order of specified key-values matter?

The following screen shot shows how the order of specified key-values affects the output. When using dx=\psPiH,xunit=\psPi. When using xunit=\psPi,dx=\psPiH. Minimal Working Example ...
15
votes
3answers
3k views

A package template using xkeyval?

I would like to write a package offering a number of commands. The package should accept options, and some of these options should be available as command options. Usage should be as follows: ... ...
12
votes
1answer
209 views

Storing environment arguments by \immediate\write

As I have stated already in other questions I am writing a problem/solution package. There are many of them, for sure, I have made much progress, using it in 'everydays' productivity for my needs, but ...
9
votes
1answer
146 views

Working with keys instead of \def

I have looked around on TeX.SX and I have learnt a lot of things. One of the things I have not yet mastered is how to use the key=value function that packages like keyval or xkeyval offer or even ...
8
votes
3answers
1k views

How to write a class that accepts an optional key-value pair?

a user-defined class: \ProvidesClass{preview}[2012/12/15 v 0.01 class for creating a tight PSTricks diagram] \DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}} \ProcessOptions\relax ...
7
votes
3answers
294 views

how to ``open'' the curly bracket in a macro?

In tikz, the macro \draw accept a optical argument of parameters separated with comma, e.g. \draw[->, red] (0, 0) -- (1, 1) I have a self defined macro, in which I want to pass a macro as this ...
7
votes
3answers
489 views

How to define a key=value that has an equivalent boolean value key

Assume you're defining a key=value align for some environment realign that you'll use in the following way: \usepackage{xkeyval}% http://ctan.org/pkg/xkeyval \newenvironment{realign}[1][] ...
7
votes
2answers
203 views

Using an expanded macro for optional environment argument

I'd like to open an environment, passing the content of a macro to the optional arguments. Up to now I tried different approaches using \expandafter, however I could not get the expected behaviour. ...
7
votes
2answers
669 views

xkeyval: how to use default key value?

I am trying to use the xkeyval package to include key arguments in a new environment. It seems to work except for default values. Here's my best try so far: \documentclass{article} ...
7
votes
1answer
135 views

Splitting a CSV list from a xkeyval key argument into parts

Is it possible to store the key value argument (a cvs list) to a macro (via \def) and split/further process the content of that macro with \forcsvlist command from etoolbox package? I want to ...
6
votes
2answers
116 views

Keyvalue argument and non key argument conflict

Many classes provide \part, \chapter, \section and even more deeply nested sectioning levels. All of them allow three forms of usage (I restrict for sake of simplicity to \section, it just stands ...
6
votes
2answers
162 views

etoolbox ifblank error with xkeyval

I am trying to create my first class, which is basically just my ordinary preamble with a set of options. These options are handled by xkeyval using the following syntax: \NeedsTeXFormat{LaTeX2e} ...
6
votes
1answer
141 views

Need help to understand xkeyval example

I found an "easy" example how to use xkeyval here using the following code: \ProvidesPackage{myemph}[2011/03/12 v1.0 a test package] \providecommand\my@emphstyle{\em} % Note that the argument must ...
6
votes
1answer
473 views

xkeyval declaring package option keys that are choice keys or boolkeys

xkeyval provides \DeclareOptionX which effectively defines a key like \define@key does but that can be used as a package option. How can I \DeclareOptionXs that behave like \define@choicekey or ...
6
votes
1answer
71 views

Is it permitted to have arguments (i.e. value in key-value) including \par in the xkeyval package?

I wish to use the xkeyval package to overide the 9 arguments limit and to clarifiy the different arguments (compulsory or optional). In my arguments/parameters, I have complete paragraphs possibly ...
6
votes
1answer
282 views

Do I really have to initialize xkeyval’s key manually?

If I define some (many) keys with xkeyval do I really have to initialize them to use them if the key is not set explicitly? \documentclass{article} \usepackage{xkeyval} \makeatletter ...
5
votes
2answers
159 views

Boolean key value in xkeyval fails

It is possible to hand over a boolean key value stored in a macro to a command such as \edef\SomeKeyValue{true}% \DummyCommand[DummyBooleanKey=\SomeKeyValue]%%% where DummyBooleanKey is a boolean ...
5
votes
1answer
63 views

Setting a specific key (and value) depending on state of \if macro

This question is basically a follow-up of two older questions I posted a year ago, but actually is a consequence of trying to find a solution to this question: Use toggles in biblatex ...
5
votes
1answer
257 views

pass xkeyval option to class

I have read about passing options to classes in this thread, but do not understand what I'm doing wrong. My class is defined like so, using xkeyval and based on memoir. \NeedsTeXFormat{LaTeX2e} ...
5
votes
1answer
3k views

xkeyval error: 'defernums' undefined in families

Relative noob in LaTeX, and I'm trying to adapt an existing (public) template (with attribution) to my own needs, and the first step is gutting all the project specific code and setting up the ...
5
votes
1answer
199 views

Generate xkeyval boolean keys 'on the fly'

I am not a TeX/LaTeX specialist, recently I wrote a package concerning 'problems' and 'solutions' which is intended to be displayed at the end of the document, however it is not restricted to that ...
5
votes
0answers
192 views

TL update affects fixme handling of options?

A few hours ago, the following code worked fine (albeit in a larger document): \documentclass{article} \RequirePackage{xkvltxp} ...
4
votes
3answers
221 views

Using a macro evaluating to a set of xkeyval arguments as argument to another command

I am trying to code a macro that adds xkeyval arguments contained in a macro to a list of default xkeyval arguments. The following minimal example explains better what I want to do. ...
4
votes
1answer
40 views

pgfkeyvalue string is not parsed by xkeyvalue

I'm trying to create a database using pgfkeys. It is working rather well, until I needed to execute some parameters stored in a key and pass it to some command that uses xkeyvalue to parse the ...
4
votes
2answers
131 views

Keyword command parameters with table (tabular)

I am trying to make a command with named (key-value) parameters to produce a table row. The reason is that table has more than 9 columns (command parameters) that will have position changed, be ...
4
votes
1answer
124 views

Providing optional key without value

I would like to prepare a macro with an optional argument like [wide], using xkeyval. (something whether to use \figure or \figure* inside) My test program below presents the output test0=false ...
4
votes
1answer
134 views

incomplete ifnum

I am using a loop to define keys with the xkeyval package, as well as to actually read out the keys inside some self-defined command. Everything works perfectly - but for some reason, as soon as I ...
4
votes
1answer
1k views

Strip one level of braces for using keyval-value within nested keyval

I have defined my own figure command using xkeyval and I want to pass arguments for the nested \includegraphics as one of its keyvalues (maybe I stripped too much code, but I hope you get the idea): ...
4
votes
1answer
63 views

Defining xkeyval keys within a loop

I have a project for which I make extensive use of the great xkeyval package. However, I'm still struggling with some more extravagant things. For example, I want to use enumerated keys (key1 to keyN, ...
4
votes
1answer
88 views

How to parametrize tex processing using command line? [duplicate]

Unfortunately, I cannot write a better title for the question. I am trying to parametrize my workflow, where I will allow myself to override page margins from the command line with the following: ...
4
votes
1answer
70 views

How to make xkvview record keyreader defined keys?

Since keyreader is based on xkeyval i wonder if it’s possible to make it wokr with xkvview which comes with xkeyval. \documentclass{scrartcl} \usepackage{xkvview} \usepackage{keyreader} ...
4
votes
1answer
256 views

PSTricks package giving xkeyval error

I have been trying to solve this error by myself but did not find a way. So if someone out there can help me, any help is greatly appreciated! I use Texmaker to run MikTex 2.9. I want to use the ...
4
votes
1answer
59 views

Command with xkeyval keys from different families

As I stated in some other questions and on my profile page, I am writing a problem-solution package (I know, there are some of them already) I have used xkeyval package and my keys, but now, I want ...
4
votes
0answers
2k views

basic beamerposter example, keyval error

I found a beamerposter example at this url: http://www-i6.informatik.rwth-aachen.de/~dreuw/latexbeamerposter.php The content suggests that a number of packages may be required, therefore, I use the ...
3
votes
1answer
234 views

Programming with LaTeX xkeyval

I have assigned to do the following task. Since I am not good at Latex I am wondered its possibilities. I would like to assign parameter while developing document. EX: file1.tex \chapter ...
3
votes
2answers
251 views

How do I define tikz styles with a xkeyval command?

I would like to write a command which allows the user to change tikz styles. My code goes like this: \documentclass{article} \usepackage{tikz,xkeyval} \makeatletter \def\DEFstyle{} ...
3
votes
1answer
269 views

How to define package options in a command (for reuse)?

I need some options of the listings package several times in my document. I am thus wondering if one can define (and later change) these options once somewhere in the preamble via a command/macro, for ...
3
votes
1answer
71 views

How to go around the error “! Package xkeyval Error: `[' undefined in families `background'.”?

I get the error ! Package xkeyval Error: `[' undefined in families `background'. when processing the file \documentclass{article} % \usepackage{xkeyval} % \usepackage{pax} % ...
3
votes
1answer
56 views

`xkeyval` key doesn't work for setting `fragile` option in beamer

I'm trying to set a custom macro to create frames in my presentations. However, when I tried to set the options I can pass to the frame using xkeyval the whole macro stops working. How can I pass the ...
3
votes
1answer
146 views

Passing arguments to a .sty-file - a specific case

After having plowed through (i.e. read and trimmed down the given examples in an attempt to apply them to my case) these documentations and guides: Implementing key-value input: An introduction The ...
3
votes
2answers
125 views

Resolve xkeyval key from a definition

How can I resolve an xkeyvalue from a definition? The code \documentclass{article} \usepackage{xkeyval} \define@key{mykeys}{foo}[foo-default]{\def\x{Key 'foo' does nothing}} ...
3
votes
1answer
52 views

Is there a way to provide a starred variant of a (xkeyval) boolean (class) option

I'd like to define, for a class I'm working on, two boolean keys rather similar and, instead of giving them different names, I'd like to let the latter be a starred variant of the former. Let me give ...
3
votes
1answer
188 views

Enable and disable contents of \chapter command

I have large set of contents for the user. For a different user I would like to show different contents. For this I would like to produce different output by showing and not showing some of the ...
3
votes
1answer
189 views

Problem with package gmp (or with xkeyval?)

I use the "gmp" package which allows to insert MetaPost coding (placed inside an mpost or mpost* environment) in a LaTeX source file. In few words, it does approximately the same job as other packages ...
3
votes
2answers
32 views

Passing parameter in presence of an xkeyval value

I still have some problems with parameter passing in my macros. The MWE below, compiles and runs fine. If you uncomment wide, it mismatches \begin{figure*} with \end{figure}. However, this error goes ...
2
votes
1answer
1k views

xkeyval error when I try to use fontspec and OpenType fonts in XeLaTeX

I can't seem to get XeLaTeX to load OpenType fonts using \fontspec. Section 4.2 of the fontspec documentation says that I need to load OpenType fonts by filename rather than font name, but when I ...
2
votes
1answer
83 views

Not getting xkeyval to work (as intended) for a simple custom command

I'm trying the use the xkeyval package to define a very simple command using keys. However, I'm utterly confused by its behavior, and the package documentation is not exactly helpful either. Here's a ...
2
votes
1answer
36 views

Hyper link execution for each attribute

I am using authblk.sty and xkeyval.sty. I am using the link for each author. I needs to be execute the keyvalue code link={http://people/u/78814}. But i don't know how to control the authblk.sty file ...
2
votes
1answer
589 views

xkeyval gives error with siunitx on some LaTeX installations

\documentclass{article} \usepackage{siunitx} \begin{document} \SI[per-mode = fraction]{3.00e8}{\meter\per\second} \end{document} I've tested this on three different computers, all running ...