Questions tagged [defcustom]
The defcustom tag has no summary.
36 questions
1 vote
1 answer
59 views
Given a symbol defined with a defcustom form, how to programmatically identify its group(s)?
How to identify the parent group(s) of a symbol defined with a defcustom form with elisp code? For instance I would like to use or write a function custom-group-of such that (custom-group-of 'delete-...
- 924
1 vote
1 answer
59 views
Why does customize buffer display "[ State ]: UNKNOWN, you should not see this"?
In a package of my own, namely skel-el, I define a user option skel-el-line1 (well, ok, I'm the only one user) which can be a string, a variable (containing some string) or a function (whithout ...
- 13
0 votes
0 answers
19 views
Setting custom variable to a cons [duplicate]
I have the following user customisation declaration. (defgroup px-initial-frame nil "Customisation group for position of initial frame." :group 'convenience) (defcustom px-frame-pos (...
- 1,473
2 votes
0 answers
92 views
how to provide a list of options for a defcustom
i'm writing a defcustom, and i would like to provide a list of strings containing valid options (in a manner akin to how completing-read takes a collection and you can require-match). i have tried the ...
- 608
0 votes
2 answers
110 views
How to properly use defcustom with backquote / comma grammar? (to edit a mode's font-lock-keywords)
I'm trying to edit a mode's font-lock-keywords variable to use defcustom instead of defconst (which it was using previously). Obviously, this is because I want to be able to easily customize the mode'...
- 1,380
1 vote
1 answer
112 views
How can I get the tag value associated with a current custom variable?
I've got a custom variable defined: (defcustom monorail-search-mode :issues-open "Current search mode for queries (controls whether we're searching all issues, open issues, new issues, etc)&...
- 111
1 vote
1 answer
198 views
How to properly specify defcustom default list of non-trivial data types?
How to properly write the default value for a non-trivial defcustom form in standard for something like I have below: a list of 3-element lists, with choices of the types? The defcustom form is: ...
- 924
2 votes
2 answers
947 views
How to run a function when setting a 'defcustom' option?
Is it possible to run code when setting an option defined by defcustom? For example, I would like (setq my-package-option t) to install a hook. While defcustom has a :set keyword, it's documented ...
- 9,513