Add --list-border for additional border around the list section

Close #4148

6 files changed, 149 insertions, 75 deletions

diff --git a/src/tui/dummy.go b/src/tui/dummy.go
index 1a761460..a49677c6 100644
--- a/src/tui/dummy.go
+++ b/src/tui/dummy.go
@@ -30,6 +30,7 @@ const (
 )
 
 func (r *FullscreenRenderer) Init() error                        { return nil }
+func (r *FullscreenRenderer) DefaultTheme() *ColorTheme          { return nil }
 func (r *FullscreenRenderer) Resize(maxHeightFunc func(int) int) {}
 func (r *FullscreenRenderer) Pause(bool)                         {}
 func (r *FullscreenRenderer) Resume(bool, bool)                  {}
@@ -48,6 +49,6 @@ 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, preview bool, borderStyle BorderStyle) Window {
+func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, windowType WindowType, borderStyle BorderStyle, erase bool) Window {
 	return nil
 }
diff --git a/src/tui/light.go b/src/tui/light.go
index 95984542..f0bb2fdf 100644
--- a/src/tui/light.go
+++ b/src/tui/light.go
@@ -116,19 +116,19 @@ type LightRenderer struct {
 }
 
 type LightWindow struct {
-	renderer *LightRenderer
-	colored  bool
-	preview  bool
-	border   BorderStyle
-	top      int
-	left     int
-	width    int
-	height   int
-	posx     int
-	posy     int
-	tabstop  int
-	fg       Color
-	bg       Color
+	renderer   *LightRenderer
+	colored    bool
+	windowType WindowType
+	border     BorderStyle
+	top        int
+	left       int
+	width      int
+	height     int
+	posx       int
+	posy       int
+	tabstop    int
+	fg         Color
+	bg         Color
 }
 
 func NewLightRenderer(ttyin *os.File, theme *ColorTheme, forceBlack bool, mouse bool, tabstop int, clearOnExit bool, fullscreen bool, maxHeightFunc func(int) int) (Renderer, error) {
@@ -174,7 +174,6 @@ func (r *LightRenderer) Init() error {
 		return err
 	}
 	r.updateTerminalSize()
-	initTheme(r.theme, r.defaultTheme(), r.forceBlack)
 
 	if r.fullscreen {
 		r.smcup()
@@ -780,27 +779,32 @@ func (r *LightRenderer) MaxY() int {
 	return r.height
 }
 
-func (r *LightRenderer) NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window {
+func (r *LightRenderer) NewWindow(top int, left int, width int, height int, windowType WindowType, borderStyle BorderStyle, erase bool) Window {
 	w := &LightWindow{
-		renderer: r,
-		colored:  r.theme.Colored,
-		preview:  preview,
-		border:   borderStyle,
-		top:      top,
-		left:     left,
-		width:    width,
-		height:   height,
-		tabstop:  r.tabstop,
-		fg:       colDefault,
-		bg:       colDefault}
-	if preview {
-		w.fg = r.theme.PreviewFg.Color
-		w.bg = r.theme.PreviewBg.Color
-	} else {
+		renderer:   r,
+		colored:    r.theme.Colored,
+		windowType: windowType,
+		border:     borderStyle,
+		top:        top,
+		left:       left,
+		width:      width,
+		height:     height,
+		tabstop:    r.tabstop,
+		fg:         colDefault,
+		bg:         colDefault}
+	switch windowType {
+	case WindowBase:
 		w.fg = r.theme.Fg.Color
 		w.bg = r.theme.Bg.Color
+	case WindowList:
+		w.fg = r.theme.ListFg.Color
+		w.bg = r.theme.ListBg.Color
+	case WindowPreview:
+		w.fg = r.theme.PreviewFg.Color
+		w.bg = r.theme.PreviewBg.Color
 	}
-	if !w.bg.IsDefault() && w.border.shape != BorderNone {
+	if erase && !w.bg.IsDefault() && w.border.shape != BorderNone {
+		// fzf --color bg:blue --border --padding 1,2
 		w.Erase()
 	}
 	w.drawBorder(false)
@@ -845,7 +849,10 @@ func (w *LightWindow) drawBorder(onlyHorizontal bool) {
 
 func (w *LightWindow) drawBorderHorizontal(top, bottom bool) {
 	color := ColBorder
-	if w.preview {
+	switch w.windowType {
+	case WindowList:
+		color = ColListBorder
+	case WindowPreview:
 		color = ColPreviewBorder
 	}
 	hw := runeWidth(w.border.top)
@@ -863,7 +870,10 @@ func (w *LightWindow) drawBorderHorizontal(top, bottom bool) {
 func (w *LightWindow) drawBorderVertical(left, right bool) {
 	vw := runeWidth(w.border.left)
 	color := ColBorder
-	if w.preview {
+	switch w.windowType {
+	case WindowList:
+		color = ColListBorder
+	case WindowPreview:
 		color = ColPreviewBorder
 	}
 	for y := 0; y < w.height; y++ {
@@ -883,7 +893,10 @@ func (w *LightWindow) drawBorderVertical(left, right bool) {
 func (w *LightWindow) drawBorderAround(onlyHorizontal bool) {
 	w.Move(0, 0)
 	color := ColBorder
-	if w.preview {
+	switch w.windowType {
+	case WindowList:
+		color = ColListBorder
+	case WindowPreview:
 		color = ColPreviewBorder
 	}
 	hw := runeWidth(w.border.top)
diff --git a/src/tui/light_unix.go b/src/tui/light_unix.go
index c2d5612a..76aac2eb 100644
--- a/src/tui/light_unix.go
+++ b/src/tui/light_unix.go
@@ -18,7 +18,7 @@ func IsLightRendererSupported() bool {
 	return true
 }
 
-func (r *LightRenderer) defaultTheme() *ColorTheme {
+func (r *LightRenderer) DefaultTheme() *ColorTheme {
 	if strings.Contains(os.Getenv("TERM"), "256") {
 		return Dark256
 	}
diff --git a/src/tui/light_windows.go b/src/tui/light_windows.go
index e2a2bbfe..cf5126ab 100644
--- a/src/tui/light_windows.go
+++ b/src/tui/light_windows.go
@@ -39,7 +39,7 @@ func IsLightRendererSupported() bool {
 	return canSetVt100
 }
 
-func (r *LightRenderer) defaultTheme() *ColorTheme {
+func (r *LightRenderer) DefaultTheme() *ColorTheme {
 	// the getenv check is borrowed from here: https://github.com/gdamore/tcell/commit/0c473b86d82f68226a142e96cc5a34c5a29b3690#diff-b008fcd5e6934bf31bc3d33bf49f47d8R178:
 	if !IsLightRendererSupported() || os.Getenv("ConEmuPID") != "" || os.Getenv("TCELL_TRUECOLOR") == "disable" {
 		return Default16
diff --git a/src/tui/tcell.go b/src/tui/tcell.go
index a3ce2cb1..92336cd0 100644
--- a/src/tui/tcell.go
+++ b/src/tui/tcell.go
@@ -40,7 +40,7 @@ type Attr int32
 
 type TcellWindow struct {
 	color       bool
-	preview     bool
+	windowType  WindowType
 	top         int
 	left        int
 	width       int
@@ -106,8 +106,12 @@ func (r *FullscreenRenderer) PassThrough(str string) {
 
 func (r *FullscreenRenderer) Resize(maxHeightFunc func(int) int) {}
 
-func (r *FullscreenRenderer) defaultTheme() *ColorTheme {
-	if _screen.Colors() >= 256 {
+func (r *FullscreenRenderer) DefaultTheme() *ColorTheme {
+	s, e := r.getScreen()
+	if e != nil {
+		return Default16
+	}
+	if s.Colors() >= 256 {
 		return Dark256
 	}
 	return Default16
@@ -148,8 +152,19 @@ var (
 	_initialResize   bool = true
 )
 
+func (r *FullscreenRenderer) getScreen() (tcell.Screen, error) {
+	if _screen == nil {
+		s, e := tcell.NewScreen()
+		if e != nil {
+			return nil, e
+		}
+		_screen = s
+	}
+	return _screen, nil
+}
+
 func (r *FullscreenRenderer) initScreen() error {
-	s, e := tcell.NewScreen()
+	s, e := r.getScreen()
 	if e != nil {
 		return e
 	}
@@ -161,7 +176,6 @@ func (r *FullscreenRenderer) initScreen() error {
 	} else {
 		s.DisableMouse()
 	}
-	_screen = s
 
 	return nil
 }
@@ -174,7 +188,6 @@ func (r *FullscreenRenderer) Init() error {
 	if err := r.initScreen(); err != nil {
 		return err
 	}
-	initTheme(r.theme, r.defaultTheme(), r.forceBlack)
 
 	return nil
 }
@@ -537,14 +550,17 @@ func (r *FullscreenRenderer) RefreshWindows(windows []Window) {
 	_screen.Show()
 }
 
-func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window {
-	normal := ColNormal
-	if preview {
-		normal = ColPreview
+func (r *FullscreenRenderer) NewWindow(top int, left int, width int, height int, windowType WindowType, borderStyle BorderStyle, erase bool) Window {
+	normal := ColBorder
+	switch windowType {
+	case WindowList:
+		normal = ColListBorder
+	case WindowPreview:
+		normal = ColPreviewBorder
 	}
 	w := &TcellWindow{
 		color:       r.theme.Colored,
-		preview:     preview,
+		windowType:  windowType,
 		top:         top,
 		left:        left,
 		width:       width,
@@ -564,11 +580,7 @@ func fill(x, y, w, h int, n ColorPair, r rune) {
 }
 
 func (w *TcellWindow) Erase() {
-	if w.borderStyle.shape.HasLeft() {
-		fill(w.left-1, w.top, w.width, w.height-1, w.normal, ' ')
-	} else {
-		fill(w.left, w.top, w.width-1, w.height-1, w.normal, ' ')
-	}
+	fill(w.left, w.top, w.width-1, w.height-1, w.normal, ' ')
 	w.drawBorder(false)
 }
 
@@ -768,10 +780,13 @@ func (w *TcellWindow) drawBorder(onlyHorizontal bool) {
 
 	var style tcell.Style
 	if w.color {
-		if w.preview {
-			style = ColPreviewBorder.style()
-		} else {
+		switch w.windowType {
+		case WindowBase:
 			style = ColBorder.style()
+		case WindowList:
+			style = ColListBorder.style()
+		case WindowPreview:
+			style = ColPreviewBorder.style()
 		}
 	} else {
 		style = w.normal.style()
diff --git a/src/tui/tui.go b/src/tui/tui.go
index 902d13fe..e2a891d0 100644
--- a/src/tui/tui.go
+++ b/src/tui/tui.go
@@ -303,6 +303,8 @@ type ColorTheme struct {
 	Disabled         ColorAttr
 	Fg               ColorAttr
 	Bg               ColorAttr
+	ListFg           ColorAttr
+	ListBg           ColorAttr
 	SelectedFg       ColorAttr
 	SelectedBg       ColorAttr
 	SelectedMatch    ColorAttr
@@ -323,9 +325,11 @@ type ColorTheme struct {
 	Scrollbar        ColorAttr
 	Border           ColorAttr
 	PreviewBorder    ColorAttr
+	PreviewLabel     ColorAttr
 	PreviewScrollbar ColorAttr
 	BorderLabel      ColorAttr
-	PreviewLabel     ColorAttr
+	ListLabel        ColorAttr
+	ListBorder       ColorAttr
 }
 
 type Event struct {
@@ -395,6 +399,10 @@ func (s BorderShape) HasBottom() bool {
 	return true
 }
 
+func (s BorderShape) Visible() bool {
+	return s != BorderNone
+}
+
 type BorderStyle struct {
 	shape       BorderShape
 	top         rune
@@ -525,7 +533,16 @@ type TermSize struct {
 	PxHeight int
 }
 
+type WindowType int
+
+const (
+	WindowBase WindowType = iota
+	WindowList
+	WindowPreview
+)
+
 type Renderer interface {
+	DefaultTheme() *ColorTheme
 	Init() error
 	Resize(maxHeightFunc func(int) int)
 	Pause(clear bool)
@@ -546,7 +563,7 @@ type Renderer interface {
 
 	Size() TermSize
 
-	NewWindow(top int, left int, width int, height int, preview bool, borderStyle BorderStyle) Window
+	NewWindow(top int, left int, width int, height int, windowType WindowType, borderStyle BorderStyle, erase bool) Window
 }
 
 type Window interface {
@@ -627,6 +644,8 @@ var (
 	ColPreviewLabel         ColorPair
 	ColPreviewScrollbar     ColorPair
 	ColPreviewSpinner       ColorPair
+	ColListBorder           ColorPair
+	ColListLabel            ColorPair
 )
 
 func EmptyTheme() *ColorTheme {
@@ -635,6 +654,8 @@ func EmptyTheme() *ColorTheme {
 		Input:            ColorAttr{colUndefined, AttrUndefined},
 		Fg:               ColorAttr{colUndefined, AttrUndefined},
 		Bg:               ColorAttr{colUndefined, AttrUndefined},
+		ListFg:           ColorAttr{colUndefined, AttrUndefined},
+		ListBg:           ColorAttr{colUndefined, AttrUndefined},
 		SelectedFg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedBg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedMatch:    ColorAttr{colUndefined, AttrUndefined},
@@ -650,6 +671,8 @@ func EmptyTheme() *ColorTheme {
 		Header:           ColorAttr{colUndefined, AttrUndefined},
 		Border:           ColorAttr{colUndefined, AttrUndefined},
 		BorderLabel:      ColorAttr{colUndefined, AttrUndefined},
+		ListLabel:        ColorAttr{colUndefined, AttrUndefined},
+		ListBorder:       ColorAttr{colUndefined, AttrUndefined},
 		Disabled:         ColorAttr{colUndefined, AttrUndefined},
 		PreviewFg:        ColorAttr{colUndefined, AttrUndefined},
 		PreviewBg:        ColorAttr{colUndefined, AttrUndefined},
@@ -668,6 +691,8 @@ func NoColorTheme() *ColorTheme {
 		Input:            ColorAttr{colDefault, AttrUndefined},
 		Fg:               ColorAttr{colDefault, AttrUndefined},
 		Bg:               ColorAttr{colDefault, AttrUndefined},
+		ListFg:           ColorAttr{colDefault, AttrUndefined},
+		ListBg:           ColorAttr{colDefault, AttrUndefined},
 		SelectedFg:       ColorAttr{colDefault, AttrUndefined},
 		SelectedBg:       ColorAttr{colDefault, AttrUndefined},
 		SelectedMatch:    ColorAttr{colDefault, AttrUndefined},
@@ -690,6 +715,8 @@ func NoColorTheme() *ColorTheme {
 		PreviewBorder:    ColorAttr{colDefault, AttrUndefined},
 		PreviewScrollbar: ColorAttr{colDefault, AttrUndefined},
 		PreviewLabel:     ColorAttr{colDefault, AttrUndefined},
+		ListLabel:        ColorAttr{colDefault, AttrUndefined},
+		ListBorder:       ColorAttr{colDefault, AttrUndefined},
 		Separator:        ColorAttr{colDefault, AttrUndefined},
 		Scrollbar:        ColorAttr{colDefault, AttrUndefined},
 	}
@@ -701,6 +728,8 @@ func init() {
 		Input:            ColorAttr{colDefault, AttrUndefined},
 		Fg:               ColorAttr{colDefault, AttrUndefined},
 		Bg:               ColorAttr{colDefault, AttrUndefined},
+		ListFg:           ColorAttr{colUndefined, AttrUndefined},
+		ListBg:           ColorAttr{colUndefined, AttrUndefined},
 		SelectedFg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedBg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedMatch:    ColorAttr{colUndefined, AttrUndefined},
@@ -723,6 +752,8 @@ func init() {
 		PreviewBorder:    ColorAttr{colUndefined, AttrUndefined},
 		PreviewScrollbar: ColorAttr{colUndefined, AttrUndefined},
 		PreviewLabel:     ColorAttr{colUndefined, AttrUndefined},
+		ListLabel:        ColorAttr{colUndefined, AttrUndefined},
+		ListBorder:       ColorAttr{colUndefined, AttrUndefined},
 		Separator:        ColorAttr{colUndefined, AttrUndefined},
 		Scrollbar:        ColorAttr{colUndefined, AttrUndefined},
 	}
@@ -731,6 +762,8 @@ func init() {
 		Input:            ColorAttr{colDefault, AttrUndefined},
 		Fg:               ColorAttr{colDefault, AttrUndefined},
 		Bg:               ColorAttr{colDefault, AttrUndefined},
+		ListFg:           ColorAttr{colUndefined, AttrUndefined},
+		ListBg:           ColorAttr{colUndefined, AttrUndefined},
 		SelectedFg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedBg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedMatch:    ColorAttr{colUndefined, AttrUndefined},
@@ -753,6 +786,8 @@ func init() {
 		PreviewBorder:    ColorAttr{colUndefined, AttrUndefined},
 		PreviewScrollbar: ColorAttr{colUndefined, AttrUndefined},
 		PreviewLabel:     ColorAttr{colUndefined, AttrUndefined},
+		ListLabel:        ColorAttr{colUndefined, AttrUndefined},
+		ListBorder:       ColorAttr{colUndefined, AttrUndefined},
 		Separator:        ColorAttr{colUndefined, AttrUndefined},
 		Scrollbar:        ColorAttr{colUndefined, AttrUndefined},
 	}
@@ -761,6 +796,8 @@ func init() {
 		Input:            ColorAttr{colDefault, AttrUndefined},
 		Fg:               ColorAttr{colDefault, AttrUndefined},
 		Bg:               ColorAttr{colDefault, AttrUndefined},
+		ListFg:           ColorAttr{colUndefined, AttrUndefined},
+		ListBg:           ColorAttr{colUndefined, AttrUndefined},
 		SelectedFg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedBg:       ColorAttr{colUndefined, AttrUndefined},
 		SelectedMatch:    ColorAttr{colUndefined, AttrUndefined},
@@ -783,12 +820,14 @@ func init() {
 		PreviewBorder:    ColorAttr{colUndefined, AttrUndefined},
 		PreviewScrollbar: ColorAttr{colUndefined, AttrUndefined},
 		PreviewLabel:     ColorAttr{colUndefined, AttrUndefined},
+		ListLabel:        ColorAttr{colUndefined, AttrUndefined},
+		ListBorder:       ColorAttr{colUndefined, AttrUndefined},
 		Separator:        ColorAttr{colUndefined, AttrUndefined},
 		Scrollbar:        ColorAttr{colUndefined, AttrUndefined},
 	}
 }
 
-func initTheme(theme *ColorTheme, baseTheme *ColorTheme, forceBlack bool) {
+func InitTheme(theme *ColorTheme, baseTheme *ColorTheme, forceBlack bool) {
 	if forceBlack {
 		theme.Bg = ColorAttr{colBlack, AttrUndefined}
 	}
@@ -820,8 +859,10 @@ func initTheme(theme *ColorTheme, baseTheme *ColorTheme, forceBlack bool) {
 	theme.BorderLabel = o(baseTheme.BorderLabel, theme.BorderLabel)
 
 	// These colors are not defined in the base themes
-	theme.SelectedFg = o(theme.Fg, theme.SelectedFg)
-	theme.SelectedBg = o(theme.Bg, theme.SelectedBg)
+	theme.ListFg = o(theme.Fg, theme.ListFg)
+	theme.ListBg = o(theme.Bg, theme.ListBg)
+	theme.SelectedFg = o(theme.ListFg, theme.SelectedFg)
+	theme.SelectedBg = o(theme.ListBg, theme.SelectedBg)
 	theme.SelectedMatch = o(theme.Match, theme.SelectedMatch)
 	theme.Disabled = o(theme.Input, theme.Disabled)
 	theme.Gutter = o(theme.DarkBg, theme.Gutter)
@@ -829,8 +870,10 @@ func initTheme(theme *ColorTheme, baseTheme *ColorTheme, forceBlack bool) {
 	theme.PreviewBg = o(theme.Bg, theme.PreviewBg)
 	theme.PreviewLabel = o(theme.BorderLabel, theme.PreviewLabel)
 	theme.PreviewBorder = o(theme.Border, theme.PreviewBorder)
-	theme.Separator = o(theme.Border, theme.Separator)
-	theme.Scrollbar = o(theme.Border, theme.Scrollbar)
+	theme.ListLabel = o(theme.BorderLabel, theme.ListLabel)
+	theme.ListBorder = o(theme.Border, theme.ListBorder)
+	theme.Separator = o(theme.ListBorder, theme.Separator)
+	theme.Scrollbar = o(theme.ListBorder, theme.Scrollbar)
 	theme.PreviewScrollbar = o(theme.PreviewBorder, theme.PreviewScrollbar)
 
 	initPalette(theme)
@@ -843,19 +886,19 @@ func initPalette(theme *ColorTheme) {
 		}
 		return ColorPair{fg.Color, bg.Color, fg.Attr}
 	}
-	blank := theme.Fg
+	blank := theme.ListFg
 	blank.Attr = AttrRegular
 
-	ColPrompt = pair(theme.Prompt, theme.Bg)
-	ColNormal = pair(theme.Fg, theme.Bg)
+	ColPrompt = pair(theme.Prompt, theme.ListBg)
+	ColNormal = pair(theme.ListFg, theme.ListBg)
 	ColSelected = pair(theme.SelectedFg, theme.SelectedBg)
-	ColInput = pair(theme.Input, theme.Bg)
-	ColDisabled = pair(theme.Disabled, theme.Bg)
-	ColMatch = pair(theme.Match, theme.Bg)
+	ColInput = pair(theme.Input, theme.ListBg)
+	ColDisabled = pair(theme.Disabled, theme.ListBg)
+	ColMatch = pair(theme.Match, theme.ListBg)
 	ColSelectedMatch = pair(theme.SelectedMatch, theme.SelectedBg)
 	ColCursor = pair(theme.Cursor, theme.Gutter)
 	ColCursorEmpty = pair(blank, theme.Gutter)
-	if theme.SelectedBg.Color != theme.Bg.Color {
+	if theme.SelectedBg.Color != theme.ListBg.Color {
 		ColMarker = pair(theme.Marker, theme.SelectedBg)
 	} else {
 		ColMarker = pair(theme.Marker, theme.Gutter)
@@ -866,11 +909,11 @@ func initPalette(theme *ColorTheme) {
 	ColCurrentCursorEmpty = pair(blank, theme.DarkBg)
 	ColCurrentMarker = pair(theme.Marker, theme.DarkBg)
 	ColCurrentSelectedEmpty = pair(blank, theme.DarkBg)
-	ColSpinner = pair(theme.Spinner, theme.Bg)
-	ColInfo = pair(theme.Info, theme.Bg)
-	ColHeader = pair(theme.Header, theme.Bg)
-	ColSeparator = pair(theme.Separator, theme.Bg)
-	ColScrollbar = pair(theme.Scrollbar, theme.Bg)
+	ColSpinner = pair(theme.Spinner, theme.ListBg)
+	ColInfo = pair(theme.Info, theme.ListBg)
+	ColHeader = pair(theme.Header, theme.ListBg)
+	ColSeparator = pair(theme.Separator, theme.ListBg)
+	ColScrollbar = pair(theme.Scrollbar, theme.ListBg)
 	ColBorder = pair(theme.Border, theme.Bg)
 	ColBorderLabel = pair(theme.BorderLabel, theme.Bg)
 	ColPreviewLabel = pair(theme.PreviewLabel, theme.PreviewBg)
@@ -878,6 +921,8 @@ func initPalette(theme *ColorTheme) {
 	ColPreviewBorder = pair(theme.PreviewBorder, theme.PreviewBg)
 	ColPreviewScrollbar = pair(theme.PreviewScrollbar, theme.PreviewBg)
 	ColPreviewSpinner = pair(theme.Spinner, theme.PreviewBg)
+	ColListLabel = pair(theme.ListLabel, theme.ListBg)
+	ColListBorder = pair(theme.ListBorder, theme.ListBg)
 }
 
 func runeWidth(r rune) int {