diff options
| author | Kévin Le Gouguec <kevin.legouguec@gmail.com> | 2019-10-17 07:41:26 +0200 |
|---|---|---|
| committer | Kévin Le Gouguec <kevin.legouguec@gmail.com> | 2019-10-17 07:41:26 +0200 |
| commit | cce5a1a127de033c20ea9f9f0b6e0ef32020cd51 (patch) | |
| tree | f3f55551c83deccebafd04e7e549835cd091bb62 /itches/emacs/form-feed.md | |
| parent | 69eec0ea252403a47c88d700937a3633509131da (diff) | |
| download | memory-leaks-cce5a1a127de033c20ea9f9f0b6e0ef32020cd51.tar.xz | |
Add more notes on form-feed display
Diffstat (limited to 'itches/emacs/form-feed.md')
| -rw-r--r-- | itches/emacs/form-feed.md | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/itches/emacs/form-feed.md b/itches/emacs/form-feed.md index 61fd48b..5dd0188 100644 --- a/itches/emacs/form-feed.md +++ b/itches/emacs/form-feed.md @@ -19,13 +19,13 @@ You can even see it in source files of other GNU projects, like GCC. narrowing commands, yet their default delimiter is displayed as an unassuming control character. -I like the way form feeds are displayed with [`page-break-lines`]; -magit's `show-lines` blaming style achieves a similar look. - Having this kind of display by default would make it more obvious that this character has actual navigation semantics; as it stands, it looks no different from some stray CARRIAGE RETURN. +I like the way form feeds are displayed with [`page-break-lines`]; +magit's `show-lines` blaming style achieves a similar look. + This hypothetical thin-line display could be re-used by e.g.: - `describe-symbol`, which uses the following method to visually break @@ -41,7 +41,8 @@ This hypothetical thin-line display could be re-used by e.g.: - Custom buffers, where sections are delimited visually with a 999-character wide underlined space. -(See [emacs-devel][emacs-devel-thin-line] for a use-case recap.) +(See [emacs-devel][emacs-devel-thin-line] for a list of use-cases for +thin lines, form-feed-related or not.) Full disclosure : This reflection started because moving over this underlined space @@ -54,3 +55,19 @@ Full disclosure [`page-break-lines`]: https://github.com/purcell/page-break-lines [emacs-devel-thin-line]: https://lists.gnu.org/archive/html/emacs-devel/2019-05/msg00268.html [who on Earth]: https://gitlab.com/peniblec/dotfiles/blob/master/.emacs-custom.el + +## Scratch pad + +In a temporary buffer: + +``` +foobar +^L +foobaz +(put-text-property 8 10 'display (propertize "\n" 'face '(:height 0.1 :inverse-video t))) +``` + +Possibly needs `:extend t` now? + +Grabbing the newline as well as the form-feed could be a way to ensure +we do not fontify `^L`s embedded in strings? |