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Add preview-fg and preview-bg for --color 

Close #1776
This commit is contained in:
Junegunn Choi 2019-12-12 23:03:17 +09:00
parent 8ae96774df
commit 3db6b88d82
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GPG Key ID: 254BC280FEF9C627
9 changed files with 96 additions and 51 deletions
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8
CHANGELOG.md
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@ -1,8 +1,14 @@
CHANGELOG
=========
0.19.1 (WIP)
0.20.0 (WIP)
------
- Customizable preview window color (`preview-fg` and `preview-bg` for `--color`)
```sh
fzf --preview 'cat {}' \
--color 'fg:#bbccdd,fg+:#ddeeff,bg:#334455,preview-bg:#223344,border:#778899' \
--border --height 20 --layout reverse --info inline
```
- Removed the immediate flicking of the screen on `reload` action.
```sh
: | fzf --bind 'change:reload:seq {q}' --phony

2
man/man1/fzf-tmux.1
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@ -21,7 +21,7 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
..
.TH fzf-tmux 1 "Nov 2019" "fzf 0.19.0" "fzf-tmux - open fzf in tmux split pane"
.TH fzf-tmux 1 "Dec 2019" "fzf 0.20.0" "fzf-tmux - open fzf in tmux split pane"
.SH NAME
fzf-tmux - open fzf in tmux split pane

34
man/man1/fzf.1
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@ -21,7 +21,7 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
..
.TH fzf 1 "Nov 2019" "fzf 0.19.0" "fzf - a command-line fuzzy finder"
.TH fzf 1 "Dec 2019" "fzf 0.20.0" "fzf - a command-line fuzzy finder"
.SH NAME
fzf - a command-line fuzzy finder
@ -262,23 +262,25 @@ format.
\fBdark \fRColor scheme for dark 256-color terminal
\fBlight \fRColor scheme for light 256-color terminal
\fB16 \fRColor scheme for 16-color terminal
\fBbw \fRNo colors
\fBbw \fRNo colors (equivalent to \fB--no-color\fR)
.B COLOR:
\fBfg \fRText
\fBbg \fRBackground
\fBhl \fRHighlighted substrings
\fBfg+ \fRText (current line)
\fBbg+ \fRBackground (current line)
\fBgutter \fRGutter on the left (defaults to \fBbg+\fR)
\fBhl+ \fRHighlighted substrings (current line)
\fBinfo \fRInfo
\fBborder \fRBorder of the preview window and horizontal separators (\fB--border\fR)
\fBprompt \fRPrompt
\fBpointer \fRPointer to the current line
\fBmarker \fRMulti-select marker
\fBspinner \fRStreaming input indicator
\fBheader \fRHeader
\fBfg \fRText
\fBbg \fRBackground
\fBpreview-fg \fRPreview window text
\fBpreview-bg \fRPreview window background
\fBhl \fRHighlighted substrings
\fBfg+ \fRText (current line)
\fBbg+ \fRBackground (current line)
\fBgutter \fRGutter on the left (defaults to \fBbg+\fR)
\fBhl+ \fRHighlighted substrings (current line)
\fBinfo \fRInfo
\fBborder \fRBorder of the preview window and horizontal separators (\fB--border\fR)
\fBprompt \fRPrompt
\fBpointer \fRPointer to the current line
\fBmarker \fRMulti-select marker
\fBspinner \fRStreaming input indicator
\fBheader \fRHeader
.B EXAMPLES:

4
src/options.go
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@ -597,6 +597,10 @@ func parseTheme(defaultTheme *tui.ColorTheme, str string) *tui.ColorTheme {
theme.Fg = ansi
case "bg":
theme.Bg = ansi
case "preview-fg":
theme.PreviewFg = ansi
case "preview-bg":
theme.PreviewBg = ansi
case "fg+":
theme.Current = ansi
case "bg+":

19
src/terminal.go
View File

@ -624,7 +624,8 @@ func (t *Terminal) resizeWindows() {
marginInt[0]-1,
marginInt[3],
width,
height+2, tui.MakeBorderStyle(tui.BorderHorizontal, t.unicode))
height+2,
false, tui.MakeBorderStyle(tui.BorderHorizontal, t.unicode))
}
noBorder := tui.MakeBorderStyle(tui.BorderNone, t.unicode)
if previewVisible {
@ -633,7 +634,7 @@ func (t *Terminal) resizeWindows() {
if !t.preview.border {
previewBorder = tui.MakeTransparentBorder()
}
t.pborder = t.tui.NewWindow(y, x, w, h, previewBorder)
t.pborder = t.tui.NewWindow(y, x, w, h, true, previewBorder)
pwidth := w - 4
// ncurses auto-wraps the line when the cursor reaches the right-end of
// the window. To prevent unintended line-wraps, we use the width one
@ -641,28 +642,28 @@ func (t *Terminal) resizeWindows() {
if !t.preview.wrap && t.tui.DoesAutoWrap() {
pwidth += 1
}
t.pwindow = t.tui.NewWindow(y+1, x+2, pwidth, h-2, noBorder)
t.pwindow = t.tui.NewWindow(y+1, x+2, pwidth, h-2, true, noBorder)
}
switch t.preview.position {
case posUp:
pheight := calculateSize(height, t.preview.size, minHeight, 3)
t.window = t.tui.NewWindow(
marginInt[0]+pheight, marginInt[3], width, height-pheight, noBorder)
marginInt[0]+pheight, marginInt[3], width, height-pheight, false, noBorder)
createPreviewWindow(marginInt[0], marginInt[3], width, pheight)
case posDown:
pheight := calculateSize(height, t.preview.size, minHeight, 3)
t.window = t.tui.NewWindow(
marginInt[0], marginInt[3], width, height-pheight, noBorder)
marginInt[0], marginInt[3], width, height-pheight, false, noBorder)
createPreviewWindow(marginInt[0]+height-pheight, marginInt[3], width, pheight)
case posLeft:
pwidth := calculateSize(width, t.preview.size, minWidth, 5)
t.window = t.tui.NewWindow(
marginInt[0], marginInt[3]+pwidth, width-pwidth, height, noBorder)
marginInt[0], marginInt[3]+pwidth, width-pwidth, height, false, noBorder)
createPreviewWindow(marginInt[0], marginInt[3], pwidth, height)
case posRight:
pwidth := calculateSize(width, t.preview.size, minWidth, 5)
t.window = t.tui.NewWindow(
marginInt[0], marginInt[3], width-pwidth, height, noBorder)
marginInt[0], marginInt[3], width-pwidth, height, false, noBorder)
createPreviewWindow(marginInt[0], marginInt[3]+width-pwidth, pwidth, height)
}
} else {
@ -670,7 +671,7 @@ func (t *Terminal) resizeWindows() {
marginInt[0],
marginInt[3],
width,
height, noBorder)
height, false, noBorder)
}
for i := 0; i < t.window.Height(); i++ {
t.window.MoveAndClear(i, 0)
@ -1071,7 +1072,7 @@ func (t *Terminal) printPreview() {
if t.theme != nil && ansi != nil && ansi.colored() {
fillRet = t.pwindow.CFill(ansi.fg, ansi.bg, ansi.attr, str)
} else {
fillRet = t.pwindow.CFill(tui.ColNormal.Fg(), tui.ColNormal.Bg(), tui.AttrRegular, str)
fillRet = t.pwindow.CFill(tui.ColPreview.Fg(), tui.ColPreview.Bg(), tui.AttrRegular, str)
}
return fillRet == tui.FillContinue
})

2
src/tui/dummy.go
View File

@ -39,6 +39,6 @@ func (r *FullscreenRenderer) MaxY() int { return 0 }
func (r *FullscreenRenderer) RefreshWindows(windows []Window) {}
func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, borderStyle BorderStyle) Window {
func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window {
return nil
}

21
src/tui/light.go
View File

@ -666,7 +666,7 @@ func (r *LightRenderer) DoesAutoWrap() bool {
return false
}
func (r *LightRenderer) NewWindow(top int, left int, width int, height int, borderStyle BorderStyle) Window {
func (r *LightRenderer) NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window {
w := &LightWindow{
renderer: r,
colored: r.theme != nil,
@ -679,8 +679,13 @@ func (r *LightRenderer) NewWindow(top int, left int, width int, height int, bord
fg: colDefault,
bg: colDefault}
if r.theme != nil {
w.fg = r.theme.Fg
w.bg = r.theme.Bg
if preview {
w.fg = r.theme.PreviewFg
w.bg = r.theme.PreviewBg
} else {
w.fg = r.theme.Fg
w.bg = r.theme.Bg
}
}
w.drawBorder()
return w
@ -704,16 +709,16 @@ func (w *LightWindow) drawBorderHorizontal() {
func (w *LightWindow) drawBorderAround() {
w.Move(0, 0)
w.CPrint(ColBorder, AttrRegular,
w.CPrint(ColPreviewBorder, AttrRegular,
string(w.border.topLeft)+repeat(w.border.horizontal, w.width-2)+string(w.border.topRight))
for y := 1; y < w.height-1; y++ {
w.Move(y, 0)
w.CPrint(ColBorder, AttrRegular, string(w.border.vertical))
w.cprint2(colDefault, w.bg, AttrRegular, repeat(' ', w.width-2))
w.CPrint(ColBorder, AttrRegular, string(w.border.vertical))
w.CPrint(ColPreviewBorder, AttrRegular, string(w.border.vertical))
w.CPrint(ColPreviewBorder, AttrRegular, repeat(' ', w.width-2))
w.CPrint(ColPreviewBorder, AttrRegular, string(w.border.vertical))
}
w.Move(w.height-1, 0)
w.CPrint(ColBorder, AttrRegular,
w.CPrint(ColPreviewBorder, AttrRegular,
string(w.border.bottomLeft)+repeat(w.border.horizontal, w.width-2)+string(w.border.bottomRight))
}

37
src/tui/tcell.go
View File

@ -32,6 +32,7 @@ type TcellWindow struct {
left int
width int
height int
normal ColorPair
lastX int
lastY int
moveCursor bool
@ -408,14 +409,18 @@ func (r *FullscreenRenderer) RefreshWindows(windows []Window) {
_screen.Show()
}
func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, borderStyle BorderStyle) Window {
// TODO
func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window {
normal := ColNormal
if preview {
normal = ColPreview
}
return &TcellWindow{
color: r.theme != nil,
top: top,
left: left,
width: width,
height: height,
normal: normal,
borderStyle: borderStyle}
}
@ -423,16 +428,16 @@ func (w *TcellWindow) Close() {
// TODO
}
func fill(x, y, w, h int, r rune) {
func fill(x, y, w, h int, n ColorPair, r rune) {
for ly := 0; ly <= h; ly++ {
for lx := 0; lx <= w; lx++ {
_screen.SetContent(x+lx, y+ly, r, nil, ColNormal.style())
_screen.SetContent(x+lx, y+ly, r, nil, n.style())
}
}
}
func (w *TcellWindow) Erase() {
fill(w.left-1, w.top, w.width+1, w.height, ' ')
fill(w.left-1, w.top, w.width+1, w.height, w.normal, ' ')
}
func (w *TcellWindow) Enclose(y int, x int) bool {
@ -449,13 +454,13 @@ func (w *TcellWindow) Move(y int, x int) {
func (w *TcellWindow) MoveAndClear(y int, x int) {
w.Move(y, x)
for i := w.lastX; i < w.width; i++ {
_screen.SetContent(i+w.left, w.lastY+w.top, rune(' '), nil, ColNormal.style())
_screen.SetContent(i+w.left, w.lastY+w.top, rune(' '), nil, w.normal.style())
}
w.lastX = x
}
func (w *TcellWindow) Print(text string) {
w.printString(text, ColNormal, 0)
w.printString(text, w.normal, 0)
}
func (w *TcellWindow) printString(text string, pair ColorPair, a Attr) {
@ -468,7 +473,7 @@ func (w *TcellWindow) printString(text string, pair ColorPair, a Attr) {
Reverse(a&Attr(tcell.AttrReverse) != 0).
Underline(a&Attr(tcell.AttrUnderline) != 0)
} else {
style = ColNormal.style().
style = w.normal.style().
Reverse(a&Attr(tcell.AttrReverse) != 0 || pair == ColCurrent || pair == ColCurrentMatch).
Underline(a&Attr(tcell.AttrUnderline) != 0 || pair == ColMatch || pair == ColCurrentMatch)
}
@ -519,7 +524,7 @@ func (w *TcellWindow) fillString(text string, pair ColorPair, a Attr) FillReturn
if w.color {
style = pair.style()
} else {
style = ColNormal.style()
style = w.normal.style()
}
style = style.
Blink(a&Attr(tcell.AttrBlink) != 0).
@ -559,15 +564,15 @@ func (w *TcellWindow) fillString(text string, pair ColorPair, a Attr) FillReturn
}
func (w *TcellWindow) Fill(str string) FillReturn {
return w.fillString(str, ColNormal, 0)
return w.fillString(str, w.normal, 0)
}
func (w *TcellWindow) CFill(fg Color, bg Color, a Attr, str string) FillReturn {
if fg == colDefault {
fg = ColNormal.Fg()
fg = w.normal.Fg()
}
if bg == colDefault {
bg = ColNormal.Bg()
bg = w.normal.Bg()
}
return w.fillString(str, NewColorPair(fg, bg), a)
}
@ -584,9 +589,13 @@ func (w *TcellWindow) drawBorder() {
var style tcell.Style
if w.color {
style = ColBorder.style()
if w.borderStyle.shape == BorderAround {
style = ColPreviewBorder.style()
} else {
style = ColBorder.style()
}
} else {
style = ColNormal.style()
style = w.normal.style()
}
for x := left; x < right; x++ {

20
src/tui/tui.go
View File

@ -173,6 +173,8 @@ func (p ColorPair) Bg() Color {
type ColorTheme struct {
Fg Color
Bg Color
PreviewFg Color
PreviewBg Color
DarkBg Color
Gutter Color
Prompt Color
@ -272,7 +274,7 @@ type Renderer interface {
MaxY() int
DoesAutoWrap() bool
NewWindow(top int, left int, width int, height int, borderStyle BorderStyle) Window
NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window
}
type Window interface {
@ -334,12 +336,16 @@ var (
ColInfo ColorPair
ColHeader ColorPair
ColBorder ColorPair
ColPreview ColorPair
ColPreviewBorder ColorPair
)
func EmptyTheme() *ColorTheme {
return &ColorTheme{
Fg: colUndefined,
Bg: colUndefined,
PreviewFg: colUndefined,
PreviewBg: colUndefined,
DarkBg: colUndefined,
Gutter: colUndefined,
Prompt: colUndefined,
@ -363,6 +369,8 @@ func init() {
Default16 = &ColorTheme{
Fg: colDefault,
Bg: colDefault,
PreviewFg: colUndefined,
PreviewBg: colUndefined,
DarkBg: colBlack,
Gutter: colUndefined,
Prompt: colBlue,
@ -378,6 +386,8 @@ func init() {
Dark256 = &ColorTheme{
Fg: colDefault,
Bg: colDefault,
PreviewFg: colUndefined,
PreviewBg: colUndefined,
DarkBg: 236,
Gutter: colUndefined,
Prompt: 110,
@ -393,6 +403,8 @@ func init() {
Light256 = &ColorTheme{
Fg: colDefault,
Bg: colDefault,
PreviewFg: colUndefined,
PreviewBg: colUndefined,
DarkBg: 251,
Gutter: colUndefined,
Prompt: 25,
@ -425,6 +437,8 @@ func initTheme(theme *ColorTheme, baseTheme *ColorTheme, forceBlack bool) {
}
theme.Fg = o(baseTheme.Fg, theme.Fg)
theme.Bg = o(baseTheme.Bg, theme.Bg)
theme.PreviewFg = o(theme.Fg, o(baseTheme.PreviewFg, theme.PreviewFg))
theme.PreviewBg = o(theme.Bg, o(baseTheme.PreviewBg, theme.PreviewBg))
theme.DarkBg = o(baseTheme.DarkBg, theme.DarkBg)
theme.Gutter = o(theme.DarkBg, o(baseTheme.Gutter, theme.Gutter))
theme.Prompt = o(baseTheme.Prompt, theme.Prompt)
@ -461,6 +475,8 @@ func initPalette(theme *ColorTheme) {
ColInfo = pair(theme.Info, theme.Bg)
ColHeader = pair(theme.Header, theme.Bg)
ColBorder = pair(theme.Border, theme.Bg)
ColPreview = pair(theme.PreviewFg, theme.PreviewBg)
ColPreviewBorder = pair(theme.Border, theme.PreviewBg)
} else {
ColPrompt = pair(colDefault, colDefault)
ColNormal = pair(colDefault, colDefault)
@ -475,6 +491,8 @@ func initPalette(theme *ColorTheme) {
ColInfo = pair(colDefault, colDefault)
ColHeader = pair(colDefault, colDefault)
ColBorder = pair(colDefault, colDefault)
ColPreview = pair(colDefault, colDefault)
ColPreviewBorder = pair(colDefault, colDefault)
}
}