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Results tagged with overlays
Search options questions only
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user 2287
an Emacs presentation feature that alters the appearance of a buffer’s text on the screen, without changing the buffer content
0
votes
2
answers
320
views
Removing all overlays with duplicate values
I am having trouble understanding why remove-overlays does not remove every overlay in the buffer containing a specific value. … What appears to be happening is that remove-overlays removes just the first overlay it finds matching that specific value, and then it moves on to the next task without deleting the remainder of overlays …
- 19.5k
2
votes
1
answer
99
views
Understanding why two apparently different overlay strings are `equal`
I am having trouble understanding why two apparently different overlay strings are equal. The following test results positive -- i.e., t. The colors are different and the :data identification names …
- 19.5k
1
vote
1
answer
406
views
Calculating cursor position excluding the overlay after-string
my-current-line-length)
'face '(:underline "blue")
'cursor t)))
(when (or my-eol-ruler my-eol-pilcrow)
(dolist (description `(
,my-eol-ruler
,my-eol-pilcrow ))
(remove-overlays …
- 19.5k
2
votes
1
answer
272
views
Selecting the cursor type when using an overlay 'cursor property
The documentation for the 'cursor overlay property does not discuss methods for altering the type of cursor that is used when point is on a particular overlay: https://www.gnu.org/software/emacs/manu …
- 19.5k
1
vote
1
answer
179
views
How to pick colors using Emacs to generate a 3-element vector
The following example places four (4) overlays at the beginning of the buffer, but requires a version of Emacs that supports displaying XPM images:
(let* (
(counter 0)
xpm-list
(color-list …
- 19.5k
2
votes
1
answer
294
views
Highlighting selected region in same buffer, displayed in multiple windows
Q: I am seeking a proposed modification of simple.el at lines 5251 to 5308 of the master branch relating to highlighting a selected region to achieve a better visual representation when the same buff …
- 19.5k