commit ce6d533582c112f8eb9e11bdef5111d44692ec76
from: Omar Polo <op@omarpolo.com>
date: Fri Jul 16 19:46:07 2021 UTC

separate the tabs with a vertical bar

while there also simplify a bit the handling of the pair for
tabs/current-tab.

commit - adea4eec23e155cdd58a4df7fbb7ddaba6c9fdfc
commit + ce6d533582c112f8eb9e11bdef5111d44692ec76
blob - 08460bc25e426808b344b2f25e6ba4a1d0646073
blob + 673c032bc3787b04c3d9f06b164008b1a1aa1f13
--- ui.c
+++ ui.c
@@ -570,7 +570,7 @@ redraw_tabline(void)
 {
 	struct tab	*tab;
 	size_t		 toskip, ots, tabwidth, space, x;
-	int		 current, y, truncated;
+	int		 current, y, truncated, pair;
 	const char	*title;
 	char		 buf[25];
 
@@ -635,20 +635,16 @@ redraw_tabline(void)
 			while (strlcat(buf, "    ", sizeof(buf)) < sizeof(buf))
 				/* nop */ ;
 		}
-
-		if (current)
-			wattr_on(tabline, tab_face.current, NULL);
-		else
-			wattr_on(tabline, tab_face.tab, NULL);
 
+		pair = current ? tab_face.current : tab_face.tab;
+		wattr_on(tabline, pair, NULL);
 		wprintw(tabline, "%s", buf);
+		wattr_off(tabline, pair, NULL);
+
+		wattr_on(tabline, tab_face.background, NULL);
 		if (TAILQ_NEXT(tab, tabs) != NULL)
-			wprintw(tabline, " ");
-
-		if (current)
-			wattr_off(tabline, tab_face.current, NULL);
-		else
-			wattr_off(tabline, tab_face.tab, NULL);
+			wprintw(tabline, "│");
+		wattr_off(tabline, tab_face.background, NULL);
 	}
 
 	wattr_on(tabline, tab_face.background, NULL);