twin/fzf
1
0
Fork 0
mirror of https://github.com/junegunn/fzf.git synced 2025-08-10 00:52:11 -07:00
Code Issues Packages Projects Releases Wiki Activity

Add --preview-window option for cyclic scrolling

Browse Source 
Close #2182
This commit is contained in:
Junegunn Choi
2020-10-06 10:05:57 +09:00
parent c0aa5a438f
commit 3cc8a74a91
3 changed files with 16 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/options.go
View File

@@ -80,7 +80,8 @@ const usage = `usage: fzf [options]
Preview
--preview=COMMAND Command to preview highlighted line ({})
--preview-window=OPT Preview window layout (default: right:50%)
[up|down|left|right][:SIZE[%]][:wrap][:hidden][:+SCROLL[-OFFSET]]
[up|down|left|right][:SIZE[%]][:wrap][:cycle][:hidden]
[:+SCROLL[-OFFSET]]
[:rounded|sharp|noborder]
Scripting
@@ -163,6 +164,7 @@ type previewOpts struct {
scroll string
hidden bool
wrap bool
cycle bool
border tui.BorderShape
}
@@ -262,7 +264,7 @@ func defaultOptions() *Options {
ToggleSort: false,
Expect: make(map[int]string),
Keymap: make(map[int][]action),
Preview: previewOpts{"", posRight, sizeSpec{50, true}, "", false, false, tui.BorderRounded},
Preview: previewOpts{"", posRight, sizeSpec{50, true}, "", false, false, false, tui.BorderRounded},
PrintQuery: false,
ReadZero: false,
Printer: func(str string) { fmt.Println(str) },
@@ -997,6 +999,7 @@ func parsePreviewWindow(opts *previewOpts, input string) {
opts.size = sizeSpec{50, true}
opts.hidden = false
opts.wrap = false
opts.cycle = false
tokens := strings.Split(input, ":")
sizeRegex := regexp.MustCompile("^[0-9]+%?$")
@@ -1008,6 +1011,8 @@ func parsePreviewWindow(opts *previewOpts, input string) {
opts.hidden = true
case "wrap":
opts.wrap = true
case "cycle":
opts.cycle = true
case "up", "top":
opts.position = posUp
case "down", "bottom":
@@ -1281,7 +1286,7 @@ func parseOptions(opts *Options, allArgs []string) {
opts.Preview.command = ""
case "--preview-window":
parsePreviewWindow(&opts.Preview,
nextString(allArgs, &i, "preview window layout required: [up|down|left|right][:SIZE[%]][:rounded|sharp|noborder][:wrap][:hidden][:+SCROLL[-OFFSET]]"))
nextString(allArgs, &i, "preview window layout required: [up|down|left|right][:SIZE[%]][:rounded|sharp|noborder][:wrap][:cycle][:hidden][:+SCROLL[-OFFSET]]"))
case "--height":
opts.Height = parseHeight(nextString(allArgs, &i, "height required: HEIGHT[%]"))
case "--min-height":