{etoolbox} is a package which provides several macros which take advantage of the {e-tex} extension of (La)TeX.
1
vote
1answer
91 views
Solutions in exam class
I'm trying to write up solutions to some exercises, using the exam class. In order to align equations correctly, I'm also using the aligned environment from amsmath.
To avoid too much repetitious ...
5
votes
2answers
39 views
Chapter count not increasing
Consider the following MWE:
\documentclass[12pt,twoside,letterpaper]{report}
\usepackage{etoolbox}
\newcounter{totchapters}
\providecommand\totchap{}
\makeatletter
\AtEndDocument{%
...
11
votes
2answers
73 views
Patching arguments inside a macro
Consider the following example of a patch using etoolbox and a dummy macro \abc:
\documentclass{article}
\usepackage{etoolbox}% http://ctan.org/pkg/etoolbox
\newcommand{\abc}[2]{#1\ #2}% Magic ...
10
votes
5answers
852 views
How to test if a number is negative
Is there an easy way to test if a number is negative?
I don't need a general solution, but it does need to be able to handle a floating point value. I was using this solution from tex.ac.uk until I ...
2
votes
1answer
35 views
Empty page on the Part page
I'm using this on my document (scrartcl documentclass):
\usepackage{etoolbox}
\pretocmd{\section}{\cleardoubleevenemptypage}{}{}
\pretocmd{\part}{\cleardoubleevenemptypage}{}{}
This makes me get ...
7
votes
4answers
145 views
Special macro definition
How can you define a macro \cmd in TeX primitives using two optional arguments (and a mandatory one) that fulfills the property that calling \cmd[opt]{mand} is equivalent to \cmd[][opt]{mand}. Yet, i ...
11
votes
3answers
127 views
Understanding etoolbox \ifdefempty and \ifdefvoid
I am trying to understand the etoolbox \ifdefempty and \ifdefvoid macros. The documentation says that \ifdefempty
Expands to true if the control sequence is defined and is a
parameterless macro ...
8
votes
2answers
72 views
Getting \let definitions from inside a group, inside a loop
I have the following nested loop situation:
\begingroup
\def\do##1{%
\begingroup
\def\do####1{%
\csletcs{somemacro@##1@####1}{someothermacro@##1@####1}}%
...
1
vote
0answers
27 views
Creating a csname from a macro [duplicate]
Say I have a macro \bob and that macro is passed to another macro as an argument:
\makemacro{\bob}
I want \makemacro to create another macro, based on the name of the passed macro, say \bob@two.
...
6
votes
1answer
51 views
set pdfauthor using complex list-processing macro
I have created a macro, \joinlist, that adds commas or other delimiters between the elements of an etoolbox internal list. It has special handling for lists of just two elements ("a and b"). It also ...
6
votes
1answer
49 views
Why doesn't font family change take effect when using AtBeginEnvironment{figure} together with memoir?
I'm trying to use \AtBeginEnvironment{figure} to customize the font family and font size used in figures. However, it doesn't seem to have any effect. Here is a minimal example:
...
4
votes
2answers
79 views
Upright bold greek with condition in math mode
Good day!
I googled the whole stackechange, but was not able to find the answer. I'm quite new to Latex, so my approach is not proper. I try to define a macro, that should format greek letter as ...
6
votes
2answers
108 views
Delaying command expansion that appears in \begin handler until \end handler executes
I have a custom environment for handling a code interface declaration that is specified as:
\begin{decl}{FOO}
\param{in}{bar} the bar input parameter
\param{out}{baz} the baz input parameter
...
3
votes
1answer
29 views
\setbool not respected in footnote?
Can someone explain why \setbool (from etoolbox) is not respected when used in a command only used in a footnote?
\documentclass[12pt]{article}
\usepackage{etoolbox}
\newcommand{\longshort}[1][]{%
...
3
votes
1answer
87 views
Preprocessing without compiling with etoolbox
I want to know if it is possible to do preprocessing without compiling with the etoolbox package. Basically, I want to do the following. Given a file of the following format:
...
6
votes
1answer
141 views
Applying condition around \intertext and \shortintertext leaves excess vertical space
When I try to make either \intertext or \shortintertext conditional I get excess vertical spacing prior to the conditional text as per the MWE below. Note the excess vertical spacing prior to "Albert ...
7
votes
1answer
93 views
Getting a random sublist from a given list
The etoolbox package provides macros to handle list, which can be useful to package/class writers, however it miss macros to get random sublists.
So I want to define the following macros:
...
15
votes
2answers
153 views
Difference between \newbool and \newtoggle from etoolbox package
Paul Gaborit's answer to How to detect if option provided via \tikzset uses
\newbool to define a new boolean
\booltrue to set a boolean, and
\ifbool to perform a conditional operation
all from ...
3
votes
1answer
77 views
how to comment text depending on a number
I have a latex document with 24 questions labeled with numbers from 1 to 8. I want to give a number x between 1 and 8 to latex in the preamble so that all the questions become commented except the ...
8
votes
2answers
83 views
Ease the handling of labels
I want to ease the handling of labels in my document, and I want to show the label for a section if define a "variable".
Currently I'm doing it like this
Setting the up the "variable":
...
1
vote
1answer
53 views
Hyperref link jumps to the first entry of the bibliography entry rather than to its title [duplicate]
This is a follow-up question to Gonzalo Medina's answer of Bibliography in table of contents. One of his solutions for including the bibliography in the ToC is to use the following code:
...
8
votes
2answers
128 views
Patch tabular environment with colorbox
I'm trying to quickly add a colored background using colorbox to all tables as shown in this answer. While I could just update all the TeX by hand, I am trying to patch the tabular environment to ...
1
vote
1answer
64 views
Problem if csv list is stored in macro for later use with \forcsvlist
I need to store a csv list for later use in the end code part of an environment.
Can somebody explain me what's going wrong in the following example?
\documentclass{article}
\usepackage{etoolbox}
...
1
vote
1answer
63 views
generalize \iftoggle in etoolbox
I am using nested loop conditional \iftoggle of etoolbox, is there any other generalized conditional? Usually it works as:
\newtoggle{name}
\settoggle{name}{true}
\iftoggle{name}{do if name is ...
3
votes
2answers
169 views
Make a PDF bookmark point towards title
I've been using the bookmark package to add custom PDF bookmarks to my thesis. More specifically, I started using this package because I didn't want the the ToC, LoF and LoT to appear in the ToC, but ...
10
votes
1answer
76 views
Save an etoolbox list to a file … and read it after
I have a problem. I would like :
to construct an etoolbox list
to save this list in a temp file
to read this list from this file at the next run
to use this file.
For any reason, I can't see the ...
5
votes
3answers
151 views
Correct way of test blank element in array
I'm trying to test whether an element in a defined list (array) is "empty." I tried using the \empty macro, or putting white spaces inside the quote, but nothing seems to work. I'm testing the ...
13
votes
1answer
229 views
Help automating calendar creation
I'm doing calendars for all the family, and I have a problem automating the process. I'm using the calendar tikz library.
I need to include the moon phase in the calendar. I can do it with this code
...
4
votes
1answer
225 views
Conflict between ntheorem and amsthm
I am using etoolbox and ntheorem packages to have a custom numbering of theorems and equations. Everything works but these side errors occur:
\qedhere command is unknown (EDIT: following some ...
7
votes
2answers
183 views
Incompatibility between etextools and etoolbox command \dolistloop (\forlistloop)?
The following code uses the etoolbox package to convert a list a,b,c into an internal list (called \mylist) and then typesets that with colons: a:b:c:. However, when I load the etextools package (by ...
2
votes
1answer
158 views
Firsttitlemarks does not appear consistently in header
I am using this code for my header marks, but as you can see it misses the very first mark for the subsection which should be the first verse.
% definition of the page style with required headers
...
7
votes
2answers
322 views
Auto-generating tables using etoolbox
I have a particular problem which I am trying to solve using etoolbox, but I can't figure out how. What I'm trying to do is to auto-generate a table based on information from a previous table. This is ...
9
votes
3answers
198 views
Create macro with several options
I struggle to create a macro that can take several options. What I want to create is for \mycommand[up,middle]{Macro} to output Macro with 'up' and 'middle' specified. Using etoolbox in the MWE below ...
13
votes
3answers
251 views
Get n-th element of a list (with etoolbox, or not)
I'm defining a list and I need to obtain the n-th element of this list. I was surprised that etoolbox doesn't provide a way to obtain it. The way I found to obtain the n-th element is along these ...
2
votes
1answer
66 views
etoolbox patch lstlistings
This is a follow up question to empty page afterpage listings.
I'm trying to work around a listings problem with etoolbox:
\documentclass{scrartcl}
\usepackage{listings}
\usepackage{afterpage}
...
3
votes
1answer
131 views
etoolbox's iftoggle vs verbatim
My problem is that I can set up toggles, using etoolbox's \newtoggle{x}, set it to true with \toggletrue{x} and even use it with iftoggle{x}{this for true}{this for false}. However, if I try to put a ...
6
votes
2answers
121 views
How to append code to a section?
In my scrartcl document I want to change the spacing between sections and the first paragraph. Since I am using the parskip package, the parskip is set to a non-zero value. The \section command uses ...
6
votes
2answers
133 views
Using etoolbox macros in tikz foreach loops
I am trying to wrap my head around etoolbox for use with TikZ. In this example (I know there are probably simpler ways to do this), I would like to draw a series of rectangles that are next to each ...
11
votes
1answer
167 views
Using etoolbox to automatically generate input for \xymatrix
I'd like to make a command \exactseq such that, for example,
\exactseq{A,f,B,g,C}
corresponds to
\xymatrix{A \ar[r]^{f} & B \ar[r]^{g} & C}
and such that this works for inputs of ...
6
votes
2answers
146 views
Using \notblank in etoolbox's \ifboolexpr statment
As the title says, I am currently trying to use etoolbox's \ifboolexpr statment on \notblank conditions but I am having issues with it.
The code concerned looks like this :
\ifboolexpr{%
test ...
2
votes
1answer
134 views
Phantom and etoolbox iftoggle
Is there a way to conditionally 'phantom' parts of my document (without typing the same 'phantomed' text twice)?
Currently, I am using the etoolbox package, newtoggle/settoggle, and iftoggle to ...
1
vote
1answer
42 views
In output PDF, first letter after \iftoggle condition is removed
When iftoggle condition is used, first letter after the condition is removed in the output. Consider below code
\documentclass{article}
\usepackage{etoolbox}
\begin{document}
\newtoggle{test}
...
3
votes
0answers
152 views
Sorting list with etoolbox [closed]
I would like make a listing of shortseries fields in my .bib file. I see etoolbox can help make to made a list of themes and to loop on them. My idea is :
for each entry, add the shortseries and ...
3
votes
1answer
596 views
Command \AtBeginEnvironment already defined
I am pretty new to LaTeX. With windows, Miktex/Texmaker pretty-much takes care of package installation whenever needed, but on Ubuntu I have been downloading needed packages from CTAN and installing ...
10
votes
1answer
139 views
Problems with mathtools package
The following code produces an error. If the mathtools package is removed, it works. Why?
\documentclass{report}
\usepackage{mathtools}
\usepackage{etoolbox}
\newbool{shorttoc}
\makeatletter
...
8
votes
2answers
214 views
Trouble changing font size in figure legends
I'm trying to set the font size smaller in the legends for all of my figures and tables. The way I was trying to do this was using \AtBeginEnvironment but that doesn't seem to do anything at all. This ...
2
votes
1answer
77 views
Append the contents of an environment to a hook using \gappto
I have a global hook (=macro) that should be appended to whenever an environment is executed. (Here, defined by the \bhook-\ehook pair.) However, I was unable to derive a working solution.
...
6
votes
1answer
110 views
On pitfalls of robust commands
These days, I’m more and more defining robust commands, e.g., using \newrobustcmd (etoolbox package) or \NewDocumentCommand (xparse package). Robust commands seem advantageous to me in many respects ...
7
votes
1answer
158 views
Is there a workaround for this limitation of \patchcmd?
The \patchcmd command of the well-known etoolbox package has a minor limitation: Patching seems to fail whenever \patchcmd is used in the argument of another command and the search/replacement texts ...
2
votes
1answer
106 views
multiple lists in etoolbox
I'm trying to have a number of lists using etoolbox that I process near the end of a document. There may be a large number of these lists, and I do not know how many I will have beforehand, so I have ...
