Questions tagged [display]
is for Emacs display features, which includes scrolling, fonts, colors, and placement of text or images.
99
questions
2
votes
1answer
45 views
How to get the display dimensions of the display emacs is in?
I tried querying the display width using:
(display-pixel-width)
however this reports the pixel width of my external monitor instead of the laptop's display, where emacs is.
Is there a way to show the ...
3
votes
0answers
35 views
How do you force the width of a fallback font to be the same as the one of the main font, assuming monospace fonts?
I use Emacs with monospace fonts, and I would like all the characters to have the same width, which is the purpose of monospace fonts. The issue is that the main font may not support all the ...
0
votes
1answer
42 views
Display Δ in the *Shell Command Output* Buffer
I have a shell command I'm running from Emacs that has a Δ character in its output. How can I configure the *Shell Command Output* buffer to display UTF-8 by default?
edit: There could also be ...
1
vote
1answer
26 views
How to print escaped characters with princ
When Emacs shows an integer value in the minibuffer, or as an output to IELM, it shows three representations of it -- octal, hex and as character:
ELISP> 10
10 (#o12, #xa, ?\C-j)
This is really ...
1
vote
0answers
35 views
Is it possible to add visual padding around a character?
Is it possible to add visual padding around a variable width character (generally too, I suppose)?
I've looked into using propertize and buffer-display-table to accomplish this, but every solution ...
0
votes
0answers
23 views
Incorrect pixel count returned on retina display
I am running Emacs 26.3 on a 15" MacBook Pro with Retina display. While Emacs renders razor sharp on my screen, it does not seem to be aware of my correct pixel count. E.g.,
#+BEGIN_SRC emacs-lisp
(...
1
vote
2answers
66 views
Always show the last lines with a lower indentation than the first line that's visible in a window
I often find myself scrolling up in a code file to see which context I am in (class/method definition, yaml-key, etc). It would be super handy if I could somehow "freeze" the last lines of each ...
1
vote
1answer
51 views
Connect open and close delimiters with a line
I wonder if emacs has something similar to this VSCode extension (Bracket Pair Colorizer 2) which does the following (screenshot below) which I find is a really helpful UI enhancement
[
In the above ...
0
votes
1answer
64 views
Set Consistent line spacing, irrespective of bold or underlines etc
I current have set the current line number face to be bold:
`(line-number-current-line ((,class (:foreground "#4F4F4F" :background "#00CC00" :bold t))))
When I move the cursor between lines, there ...
1
vote
1answer
45 views
Disable coloring of text in operations in emacs -nw, during operations like searching
I'm using gnu emacs as emacs -nw in a terminal window. Colored text is usually almost completely illegible for me. As recommended in this answer, I have done the following in an attempt to get rid of ...
1
vote
1answer
113 views
Uneven line numbers with display-line-numbers
Emacs for some reason did not vacate equal spaces for each line number, So the lines were starting at different places which made it harder to keep track of alignment. It wasn't just the relative mode ...
0
votes
2answers
217 views
Remove dollar sign at beginning of line
In emacs when I scroll right and beginning of lines are truncated emacs inserts dollar sign same as it insert \ at the end of truncated line. I wish it would not insert these two signs. Can I disable ...
6
votes
1answer
1k views
How to change line-number gutter width using display-line-numbers mode?
I am using (global-display-line-numbers-mode 1) in my init.el file and everything is working as expected. The only problem is that I find the gutter width to be too wide and would prefer it to match ...
2
votes
0answers
329 views
Adding Purpose to Layout Of Emacs
The rigidity to which emacs adheres to its layout is annoying at times. How can i get a layout like this when I shift to the particular modes?
+------------------+-----------+
| | ...
3
votes
2answers
134 views
Move point inside of image overlay
I'm trying to create a realtime/WYSIWYG editor for LaTeX fragments -- the general idea is that at each move of point / edit of the fragment, the overlay should update to reflect the newly changed ...
2
votes
1answer
308 views
Replacing a string with symbols using font-lock?
I'm trying to make a font lock hook to replace strings of text for a mathmatical notation plugin.
So I'm thinking " / " (note the spaces) will turn into " ÷ ", but "/" won't. (It's a package mainly ...
2
votes
1answer
93 views
Fastest way to draw pixels in Emacs
I'm currently working on a CHIP-8 emulator. This platform requires me to draw 64x32 black/white pixels, ideally at a speed between 30 and 60 frames per second. There's an extension to it that ...
1
vote
1answer
71 views
How to display a character reversed?
I know about compose-region and have used it for other purposes, but am trying to figure out how to display a character reversed. like transforming c to ↄ. Is this possible?
2
votes
1answer
75 views
Automatically toggle external display profile
Apologies I know this will seem pedestrian -- please forgive me, I'm a newbie. I have low vision, so I'd like to automatically toggle different "display profiles" based on whether there is an external ...
1
vote
1answer
98 views
Has Emacs same tool as “screen” in Linux? [closed]
Linux Ubuntu, Emacs 26.1
I use tool "screen" in Linux. It's very comfortable.
Has Emacs any some kind of tool?
2
votes
0answers
52 views
Is it possible to have buffers in layers?
In Emacs, can you get something like the following:
10 |int foo() {
11 | int a = bar();
12 | 30 |int bar() {
13 | 31 | return 10;
14 | 32 |}
15 | // Bar.h
// Foo.c
The idea is that instead of ...
1
vote
1answer
62 views
Making Emacs show the last part of bash-command output
I use the Evil mode inside Emacs for doing a lot of my work. If I need to run a shell-command and see its output all I need to do is type in normal mode :!<bash command>. The window splits into ...
2
votes
0answers
182 views
Adjusting to screen resolution changes on GNU/Linux/ubuntu/gnome
I'm running emacs 26.1 on ubuntu 18.04 on a Dell laptop with a high-resolution display. It works very well in that configuration. It also works very well when the laptop is plugged into a lower-...
3
votes
0answers
92 views
Calculate current-column including display properties
I am trying to calculate the width of text within either a buffer or a string after it has been displayed, i.e. after taking into account the width of any display properties, such as embedded images, ...
4
votes
1answer
101 views
Width of string as if it were displayed
From the documentation of string-width string:
This function returns the width in columns of the string string, if it were displayed in the current buffer and the selected window.
For me this ...
4
votes
2answers
582 views
How can I find non-displayable unicode characters in a buffer?
I mean these:
I'd like to remove them, so I'm looking for a function which can find all these characters in the buffer which cannot be displayed properly with the current font and therefore show up ...
8
votes
1answer
1k views
Org mode: is it possible to display ONLINE images?
Assuming I want to have an org buffer in which I can preview images from url which I don't want to store on my hard drive - is there a possibility to use a solution similar to org links and display ...
2
votes
0answers
502 views
Can't display images in org-mode
I am on MacOS High Sierra, iterm2; I cannot find how to display images in org-mode. My term supports image display as imgcat works well within my shell. When I try to open the image link in emacs it ...
2
votes
1answer
62 views
Preventing syntax highlighting in the wrap-prefix
When Emacs wraps long lines, is there a way to prevent the wrap prefix from having syntax highlighting (font-lock) or any such special properties?
Specifically, I have the following settings:
;; ...
1
vote
1answer
213 views
Weird TeX syntax highlighting issue
I running Emacs 25 on Debian 9.0 stretch. The version is 25.1+1-4+deb9u1.
I have a local copy of AUCTeX installed via Melpa. The relevant line in M-x list-packages is:
auctex 11.88.3 ...
4
votes
1answer
352 views
Show included text inline, like with org-display-inline-images
Goal
In org-mode, you can include parts of other files during export with the keyword #+INCLUDE. I would like to be able to view the included files in-line in the current buffer (and maybe even edit ...
2
votes
0answers
159 views
Setting primary frame across displays on MacOS
I am working with 2 emacs frames, one on my laptop monitor (1) and the other on a larger external display (2).
Whenever I switch between applications, e.g. between shell and Emacs, the Emacs cursor ...
0
votes
0answers
276 views
How to use Org pretty math expressions with clipboard?
Using org-toggle-pretty-entities, org-mode will convert text like
∫_ℝ f(x)dx = 1
∑^N_{i=1} x_i
to
But if I want to copy that text to an outside application, it just shows up as it was originally ...
1
vote
1answer
124 views
How to put a right arrow above a Latin letter?
I want to write: ⃗E, I tried to C-x 8 <RET> COMBINING RIGHT ARROW ABOVE <RET> E it is displaying in Emacs like:
I want to use Unicode (without Tex).
EDIT
in reply to Drew's comment:
What ...
1
vote
1answer
117 views
Display devanagari characters
Running Emacs 25 on Kubuntu 17.10.
I am able to enter text in devanagari script but it does not dispaly correctly in the editor.
For instance, the text entered as:
क का कि की कु कू के कै को कौ कं कः...
1
vote
0answers
25 views
Can I display a character as if rotated?
Suppose that I'd want to display a character as if rotated by 90 or 180 degrees in Emacs. Is there a way to go about that?
1
vote
2answers
120 views
Longer flashing of search string during multi-file searches
When the cursor is in the *xref* buffer, following dired-do-find-regexp, the found string in the adjacent frame flashes, but too briefly, making it quite hard to see.
A simple solution is to increase ...
4
votes
1answer
634 views
prettify-symbols-mode and multi-character replacements?
With prettify-symbols-mode it is possible to replace strings by a character, or a character composition, e.g.
;; \lambda → λ
(push '("\\lambda" . ?λ) prettify-symbols-alist)
Optionally, it allows ...
4
votes
1answer
492 views
How can I eliminate the side effect of left margin?
I've set a left margin like this:
(set-window-margins (get-buffer-window) 20 0)
(let ((gutter-sep (concat (make-string (- (car (window-margins (get-buffer-window))) 2) ? ) "+")))
(propertize "." '...
2
votes
1answer
165 views
Stop Emacs from updating display
Sometimes a function will make the display blink and stutter, due do things happening in the background while the function is running (visiting other buffers etc). Does anyone know if there's a ...
1
vote
1answer
126 views
What is the mode or the command to selectively display selected region?
There seems to be a command to display only the text in the selected region, leaving the rest of the text hidden. What is the command?
4
votes
1answer
548 views
Prevent Emacs from resizing windows
After building a two column, 3 window layout with one tall column and two stacked equal sized shorter columns next to it, when I run commands like magit or ag that bring up a new buffer, often one of ...
1
vote
1answer
252 views
customize-face for display-graphic-p only
I run graphical GNU/Emacs on macOS and also emacs in Mac Terminal installed via Homebrew.
I would like to customize the default face for only the graphical display.
I used M-x customize-face default,...
2
votes
3answers
977 views
Hide mouse pointer while typing
Some programs, like many terminal emulators and gVim, hide the mouse pointer as soon as the keyboard is in use. Obviously, this is helpful when the mouse pointer happens to obscure some text behind it....
0
votes
2answers
204 views
How to troubleshoot and diagnose escaped-character display errors in Emacs shell?
I make much use of sub-shells within Emacs (initiated via M-x shell), and, because of this, I run into problems like the one illustrated1 below way too often:
$ python -m pdb /tmp/hello_world.py
[2] ...
0
votes
0answers
188 views
Possible to modify 'whitespace-display-mappings' at runtime?
Making changes to whitespace-display-mappings while emacs runs doesn't seem to do anything.
(setq
whitespace-display-mappings
'(
(space-mark 32 [183] [46]) ; middle-dot
(tab-mark 9 [9654 9] [...
8
votes
4answers
1k views
Showing bytes as hexadecimal escapes rather than octal escapes
Short version: Can I make Emacs show \ff or \xff instead of \377?
Long version: Suppose you open a file that is not entirely text and has some binary data (say a PostScript or PDF file). For example, ...
6
votes
2answers
306 views
How to display whole words as a different symbol?
In this video (time-linked, only a few seconds) the word function is displayed as f, but can still be edited so the underlying text remains as-is.
How can this be done in emacs? (using plugins or ...
2
votes
1answer
239 views
redraw-display when focused
I am using Emacs 25 in SUSE linux and when I switch to a workspace where Emacs is the front window almost none of the text is visible. I have to call redraw-display in order to get it refresh the ...
0
votes
1answer
69 views
How do I display dashs as minus signs outside comments and strings?
In source code, I'd like to display “-” as “−”. In the font I use, the dash is very short and doesn't match the “+” at all. This is only to improve visual appearance. The character in the file must ...
