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Support preview scroll offset relative to window height

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Related: https://github.com/junegunn/fzf.vim/issues/1092
This commit is contained in:
Junegunn Choi
2020-08-23 15:57:49 +09:00
parent 1ab4289ad6
commit 1cb19dbf65
4 changed files with 32 additions and 7 deletions
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13
man/man1/fzf.1
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@@ -394,7 +394,8 @@ execute the command in the background.
window. \fBSCROLL\fR can be either a numeric integer or a single-field index
expression that refers to a numeric integer. The optional \fB-OFFSET\fR part is
for adjusting the base offset so that you can see the text above it. It should
be given as a numeric integer.
be given as a numeric integer (\fB-INTEGER\fR), or as a denominator form
(\fB-/INTEGER\fR) for specifying a fraction of the preview window height.
.RS
.B POSITION: (default: right)
@@ -411,9 +412,15 @@ e.g.
fzf --preview="file {}" --preview-window=down:1
# Initial scroll offset is set to the line number of each line of
# git grep output *minus* 5 lines
# git grep output *minus* 5 lines (-5)
git grep --line-number '' |
fzf --delimiter : --preview 'nl {1}' --preview-window +{2}-5\fR
fzf --delimiter : --preview 'nl {1}' --preview-window +{2}-5
# Preview with bat, matching line in the middle of the window (-/2)
git grep --line-number '' |
fzf --delimiter : \\
--preview 'bat --style=numbers --color=always --highlight-line {2} {1}' \\
--preview-window +{2}-/2\fR
.RE
.SS Scripting