Questions tagged [region]
The text between the point and mark in a buffer.
115
questions
0
votes
1answer
29 views
How to prevent deactivating the region after a command?
When a function is called on a region, I want a visual indication of affected area (a blink for ex.). Say, I've written a function upcasing previous word, and after evaluation I immediately get the ...
1
vote
1answer
30 views
Searching text between markers as in Nota Bene
The Word Processor Nota Bene has a feature which I would like if possible to emulate within Emacs. One can insert into a document non-printing markers which are then used to delineate areas of text or ...
1
vote
1answer
22 views
Command that does different things based on whether something is selected
I am trying to make emacs function somewhat like sublime text, where C-x cuts text that is selected and cuts the whole line when nothing is selected. I got the full-line cut to work using
(global-set-...
1
vote
1answer
21 views
Search within column or rectangle
Is there a simple way to search within the current column or within a rectangle?
I am navigating a CSV file and would like to find the value "10" in a particular column. Searching the entire file is ...
0
votes
1answer
53 views
Set value of a variable to region text
I would like to write a script where I can select some text as the region, extract the selected region as a string, modify it, and pass it to another program.
I am playing around with ielm and see ...
1
vote
1answer
30 views
(goto-char (region-end)) doesn't set the point to the end of the region
I have written a small elisp script which should put oneline or multiline comments based on the current buffer's major mode. The source file is here: https://github.com/amirteymuri/Com/blob/master/...
0
votes
1answer
48 views
How can I apply a keyboard macro to every line that starts with rectangle mark region
Lets suppose I would like to edit my text and to add comments to the column in the text. This is my text:
something-text1 foobar1 something-text1
something-text2 foobar2 something-text2
---
...
1
vote
1answer
27 views
Mark isearch results
I'd like to mark regex isearch results so that they can be copied or cut (killed) via M-w and C-w. Is there a ready-made function for this?
The solution below provided by @danielpoe over here copies ...
4
votes
3answers
99 views
changing todo state of multiple headings at once
I've got a list of todo's, and I'd like to change all of the todo's in that list with a single command, instead of moving point to each item and changing the status manually. For example.
* TODO Item ...
3
votes
2answers
55 views
Is it possible to apply a function to every region between two “marker” lines?
I have a .tex file that looks something like this:
$ cat foo.tex
\begin{document}
\begin{question}
lots of
multiline text
with several
paragraphs
of information
\end{question}
other text
\begin{...
-1
votes
1answer
46 views
mark-whole-buffer followed by kill-ring-save not working correctly
I'm using Emacs 26.1 on MacOS. Instead of copying the entire buffer I get a warning:
Saved text until "text where is
stopped saving with whitespace
seemingly to the end of the buffer
"
I'm ...
3
votes
1answer
55 views
Making a region without point
From my understanding, Emacs creates a region my setting a mark and then anything between 'mark' and 'point' is the current region. I'm wondering if there is a way to create a region with only marks, ...
2
votes
2answers
38 views
Shortcut to put the selected region in an ordinary LaTeX environment (not with begin-end style) using auctex
In auctex if one has a selected region and then apply the command c-c c-e (LaTeX-environment) then by selecting an environment, the selected region will be folded between that environment.
Is there a ...
0
votes
2answers
49 views
Sort lines in a string
Given I have a string that maybe came from a buffer, or a clipboard, or wherever; how do I sort-lines in it? Given that sort-lines only works with a region, I assume I have to put it to a temporary ...
0
votes
2answers
154 views
Change foreground color of a region (temporarily)
I need to change the "OBJECT" string foreground color (let's say "red") in all the occurrences of the string "\command{OBJECT}" in my buffer and I need to restore the original foreground color at the ...
0
votes
1answer
26 views
How faster show multicursors on the end of all lines?
Som teext
1111111111
2
33333
4444444444444
5555 9999
6666 aaaa
aaaaaa
zzzzzzzzz
hello
prev
do this
My steps:
Put cursor to the beginning of first line (1111111111)
Press C-> (mc/mark-next-...
0
votes
0answers
39 views
counsel-org-tag on region
How can I use counsel-org-tag, or some similar command that uses counsel, to apply/remove tags to all headlines in the region?
I would like the tags to be changed only at the highest selected ...
1
vote
1answer
62 views
Custom function to apply bold face to a region
I know there is a function called: facemenu-set-bold, which is bound to M-o b, but I'm trying to write my own as an exercise. Here is my code:
(defun my-function()
"this is my function"
(...
1
vote
2answers
68 views
Count the number of paragraphs
There are plenty of ways to count lines, words, and characters in Emacs. For instance, invoking M-= (AKA count-words-region) does that very thing on a given region. However, I am having trouble ...
3
votes
1answer
120 views
Unfill `mu4e` message before sending
I would like to unfill all paragraphs before sending a message with mu4e. This is because format=flowed is not respected by all platforms (particularly Gmail).
I figure that message-send-hook is the ...
1
vote
0answers
63 views
How to delete a long region by setting a mark and then searching for the location of the end of the region?
I have a long document. I placed two unique identifiers, in the form of short strings of printable English letter, in two positions in the document. The identifiers are far apart. My task is to delete ...
2
votes
1answer
89 views
making specific regions of a buffer read-only
I know it's possible to make a "portion" of a buffer read-only. As an effect, the whole line becomes uneditable.
What I would like it to make a specific region uneditable, for exemple a rectangle ...
1
vote
1answer
35 views
Make region transient in elisp function
I'm trying to write a function that exits isearch leaving the current match selected "transiently", so that the mark is deactivated by any unshifted movement command.
I've tried to modify this ...
4
votes
1answer
25 views
Idiomatic handling of region boundaries while modifying its content
I want to write a function to indent SQL embedded in a markdown file.
It seems to make sense to use the region for this.
However, the looping form I am using is:
(defun rr/sql-indent-region (...
0
votes
2answers
64 views
Commands or shortcuts to put a selected region between parentheses or brackets in auctex
If some region is selected region, then applying a command (such as the commands which insert an environment) provided by auctex results in putting the region in the corresponding environment.
Is ...
0
votes
1answer
71 views
How to convert paragraph into the line?
I've need a function which convert a paragraph into the line, sort each space separated set of characters and fill it back to paragraph.
In:
Supposedly there are over one million words in the ...
5
votes
0answers
45 views
Point belongs to window - mark belongs to buffer
In Emacs the point belongs to a window: this allows a buffer to be displayed in two different windows at the same time.
The mark belongs however to the buffer.
Conceptually the mark and a point ...
0
votes
0answers
59 views
Interactively matching beginning of region
Short version: If i bound the scope of a search/replace to a region in the buffer (via the second/third optional argument of search-forward and its derivates), how can i match the beginning of that ...
2
votes
1answer
33 views
Allow C-w to kill a region only if it is selected
Sometimes (rarely I would say) I press C-w by mistake and if the mark defines a non empty region, it gets deleted.
The few times this happened I just pressed undo, but I am afraid that sooner or ...
1
vote
0answers
74 views
How can I execute a python script on a given region of my buffer?
I have a .tex source and a python script called comments.py. This script reads my .tex source as input, does some operations on it and write a .com file as output. Then I have to reneame .com as .tex ...
1
vote
1answer
93 views
Insert text or overwrite region
In an Emacs Lisp function, I would like to insert some text at point or - if the region is active - overwrite it with such text. How to do it?
0
votes
1answer
128 views
How to use flush-lines in a script?
I want to use flush-lines in a selected region, but I have troubles.
Here it is my code:
(defun delete-empty-lines ()
"Delete empty lines in bibliography."
(interactive)
;; set point-min
(...
1
vote
1answer
46 views
Cannot mark text when inserting into buffer within post-command-hook
When I add this post-command-hook:
(defun insert-into-a-buffer ()
(with-current-buffer
(get-buffer-create "some-buffer")
(insert "a")))
(add-hook 'post-command-hook 'insert-into-a-buffer ...
0
votes
1answer
49 views
Call helm on region
I just found out about helm-surfraw by reading Tuhdo's Helm guide.
For those familiar with Helm, is there a way for me to call helm-surfraw on a selected region, i.e., using the region as the input ...
3
votes
1answer
2k views
How to count the number of lines in the region?
Is there a command similar to count-words-region to count the total number of lines of a selected region?
5
votes
1answer
182 views
Asynchronous version of shell-command-on-region?
I have a problem which is very similar to this one. I have some text that I'd like to listen to with macOS's say utility. Unfortunately, Emacs locks up when I use shell-command-on-region because it is ...
0
votes
0answers
54 views
C-S-a doesn't select text to the line beginning
The Key combination Ctrl + Shift + a doesn't work in my GUI-Emacs to select a region from the position of pointer to the line start. Doing C-h k and the above key combination shows no documentation.
5
votes
3answers
170 views
How to select (and highlight) non-consecutive blocks? [duplicate]
The title says it all.
I'm looking for a C- or M- built-in way to select non-consecutive lines and blocks of text, like usual consecutive lines with Shift or C-SPC.
I.e. I need a switch that turn ...
0
votes
1answer
37 views
How to find all active bindings which act on a region?
As explained https://emacs.stackexchange.com/a/733/ C-h b lists all bindings available in a buffer.
Is there a way to list all bindings which act on a region? For example C-w (kill-region) is one of ...
0
votes
1answer
66 views
Cover the active region with a character
Called with an active region, it will replace all spaces in that region with the character corresponding to the subsequent key press. E.g., if cover-active-region is bound to C-c /, then C-c / h will ...
5
votes
1answer
548 views
Reversing the order of letters/characters of a selected region
How can one reverse the letters/characters in a selected region?
xyz --> zyx
ab cde --> edc ba
3
votes
3answers
948 views
Send region to shell in another buffer
Is this possible with stock emacs:
I'm editing a .txt file that has a snippet of bash code
When I do C-x b RET I can switch to a preopened M-x shell buffer named guesuser@...
3
votes
1answer
146 views
Move selected sentence, word left/right by equivalent unit?
More broadly, should work by the selected semantic unit (incl. paragraphs in text mode, and the relevant units in other modes). I.e., if a sentence is selected, then the notional "move-left" would ...
1
vote
0answers
64 views
Make `insert` follow `(delete-selection-mode t)`
When I call helm-copy-to-buffer (which calls insert) with active region in my current buffer, the marked helm candidate is added after the active region. But I expect the active region to be replaced ...
0
votes
1answer
37 views
How do I update this defun to select region
I wrote this function which takes a string and writes out self.var for each entry in the string. This helps me create python classes faster.
(defun elf-python-self (str)
"Parse the arguemnts in STR ...
1
vote
1answer
72 views
Region does not get deselected on move commands using `push-mark` from Elisp
By using shift-select-mode, I can select some region via holding down Shift + arrow keys. When I then stop pushing Shift and press other keys the region get deselected. But this is not the case when ...
0
votes
1answer
72 views
Can I programmatically get access to the yanked region?
You are likely to want to do things to the text that you just yanks / pasted (wrap it in brackets etc).
Is there a way to know what you just yanked? If so I would quite like select it (put the mark ...
1
vote
1answer
52 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?
1
vote
1answer
670 views
How to execute a command on the selection (shell-command-on-region) in evil mode, without losing the selection?
I'd like to use shell-command-on-region on the region, in a way that keeps the selection, even in the case the length of the output changes, and works in regular emacs and in evil mode?
Note, I've ...
0
votes
1answer
338 views
How to set the evil-visual-line region (selection) programmatically in Emacs Lisp using indices?
Given 2 absolute numbers (compatible with region-beginning, region-end).
How can these numbers be used to set the evil-mode line visual selection?
(note, I originally asked this question, but found ...
