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Implement word wrapping in the preview window

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Example:
  fzf --preview 'bat --style=plain --color=always {}' \
      --preview-window wrap-word \
      --bind space:toggle-preview-wrap-word

Close https://github.com/junegunn/fzf/discussions/3383
This commit is contained in:
Junegunn Choi
2026-02-18 13:21:33 +09:00
parent b56d614ba2
commit b6411beaa1
12 changed files with 483 additions and 222 deletions
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6
man/man1/fzf.1
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@@ -926,7 +926,7 @@ default value 0 (or \fBcenter\fR) will put the label at the center of the
border line.
.TP
.BI "\-\-preview\-window=" "[POSITION][,SIZE[%]][,border\-STYLE][,[no]wrap][,[no]follow][,[no]cycle][,[no]info][,[no]hidden][,+SCROLL[OFFSETS][/DENOM]][,~HEADER_LINES][,default][,<SIZE_THRESHOLD(ALTERNATIVE_LAYOUT)]"
.BI "\-\-preview\-window=" "[POSITION][,SIZE[%]][,border\-STYLE][,[no]wrap][,wrap\-word][,[no]follow][,[no]cycle][,[no]info][,[no]hidden][,+SCROLL[OFFSETS][/DENOM]][,~HEADER_LINES][,default][,<SIZE_THRESHOLD(ALTERNATIVE_LAYOUT)]"
.RS
.B POSITION: (default: right)
@@ -944,7 +944,8 @@ default until \fBtoggle\-preview\fR action is triggered.
execute the command in the background.
* Long lines are truncated by default. Line wrap can be enabled with
\fBwrap\fR flag.
\fBwrap\fR flag. \fBwrap\-word\fR flag enables word-level wrapping, which
breaks lines at word boundaries instead of mid-word.
* Preview window will automatically scroll to the bottom when \fBfollow\fR
flag is set, similarly to how \fBtail \-f\fR works.
@@ -1961,6 +1962,7 @@ A key or an event can be bound to one or more of the following actions.
\fBtoggle\-multi\-line\fR
\fBtoggle\-preview\fR
\fBtoggle\-preview\-wrap\fR
\fBtoggle\-preview\-wrap\-word\fR
\fBtoggle\-raw\fR (toggle raw mode for displaying non-matching items)
\fBtoggle\-search\fR (toggle search functionality)
\fBtoggle\-sort\fR