From 9a2b7f559c88067c25a65a6a34c8e172bdf830dc Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Tue, 31 Dec 2024 17:03:18 +0900
Subject: Add --list-border for additional border around the list section

Close #4148
---
 src/tui/tcell.go | 53 ++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 34 insertions(+), 19 deletions(-)

(limited to 'src/tui/tcell.go')

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()
-- 
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