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Add --preview-window follow option

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Junegunn Choi
2020-12-05 21:16:35 +09:00
parent cbfee31593
commit 2ec382ae0e
5 changed files with 78 additions and 36 deletions
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36
man/man1/fzf.1
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@@ -439,7 +439,7 @@ e.g.
done'\fR
.RE
.TP
.BI "--preview-window=" "[POSITION][:SIZE[%]][:rounded|sharp|noborder][:[no]wrap][:[no]cycle][:[no]hidden][:+SCROLL[-OFFSET]][:default]"
.BI "--preview-window=" "[POSITION][:SIZE[%]][:rounded|sharp|noborder][:[no]wrap][:[no]follow][:[no]cycle][:[no]hidden][:+SCROLL[-OFFSET]][:default]"
.RS
.B POSITION: (default: right)
@@ -448,27 +448,43 @@ e.g.
\fBleft
\fBright
\fRDetermines the layout of the preview window. If the argument contains
\fB:hidden\fR, the preview window will be hidden by default until
\fBtoggle-preview\fR action is triggered. Long lines are truncated by default.
Line wrap can be enabled with \fB:wrap\fR flag. Cyclic scrolling is enabled
with \fB:cycle\fR flag.
\fRDetermines the layout of the preview window.
If size is given as 0, preview window will not be visible, but fzf will still
* If the argument contains \fB:hidden\fR, the preview window will be hidden by
default until \fBtoggle-preview\fR action is triggered.
* If size is given as 0, preview window will not be visible, but fzf will still
execute the command in the background.
To change the style of the border of the preview window, specify one of
* Long lines are truncated by default. Line wrap can be enabled with
\fB:wrap\fR flag.
* Preview window will automatically scroll to the bottom when \fB:follow\fR
flag is set, similarly to how \fBtail -f\fR works.
.RS
e.g.
\fBfzf --preview-window follow --preview 'for i in $(seq 100000); do
echo "$i"
sleep 0.01
(( i % 300 == 0 )) && printf "\\033[2J"
done'\fR
.RE
* Cyclic scrolling is enabled with \fB:cycle\fR flag.
* To change the style of the border of the preview window, specify one of
\fBrounded\fR (border with rounded edges, default), \fBsharp\fR (border with
sharp edges), or \fBnoborder\fR (no border).
\fB+SCROLL[-OFFSET]\fR determines the initial scroll offset of the preview
* \fB+SCROLL[-OFFSET]\fR determines the initial scroll offset of the preview
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 (\fB-INTEGER\fR), or as a denominator form
(\fB-/INTEGER\fR) for specifying a fraction of the preview window height.
\fBdefault\fR resets all options previously set to the default.
* \fBdefault\fR resets all options previously set to the default.
.RS
e.g.