patch: applied hide vacant tags.

2 files changed, 19 insertions, 13 deletions

diff --git a/README b/README
index 4fa3275..14338ab 100644
--- a/README
+++ b/README
@@ -5,11 +5,12 @@ dwm is an extremely fast, small, and dynamic window manager for X.
 
 Patches Applied
 ---------------
-pertag       - https://dwm.suckless.org/patches/pertag/dwm-pertag-20200914-61bb8b2.diff
-vanitygaps   - https://dwm.suckless.org/patches/vanitygaps/dwm-cfacts-vanitygaps-6.4_combo.diff
-movestack    - https://dwm.suckless.org/patches/movestack/dwm-movestack-20211115-a786211.diff
-cyclelayouts - https://dwm.suckless.org/patches/cyclelayouts/dwm-cyclelayouts-20180524-6.2.diff
-alwayscenter - https://dwm.suckless.org/patches/alwayscenter/dwm-alwayscenter-20200625-f04cac6.diff
+pertag           - https://dwm.suckless.org/patches/pertag/dwm-pertag-20200914-61bb8b2.diff
+vanitygaps       - https://dwm.suckless.org/patches/vanitygaps/dwm-cfacts-vanitygaps-6.4_combo.diff
+movestack        - https://dwm.suckless.org/patches/movestack/dwm-movestack-20211115-a786211.diff
+cyclelayouts     - https://dwm.suckless.org/patches/cyclelayouts/dwm-cyclelayouts-20180524-6.2.diff
+alwayscenter     - https://dwm.suckless.org/patches/alwayscenter/dwm-alwayscenter-20200625-f04cac6.diff
+hide vacant tags - https://dwm.suckless.org/patches/hide_vacant_tags/dwm-hide_vacant_tags-6.2.diff
 
 Requirements
 ------------
diff --git a/dwm.c b/dwm.c
index d232631..7cf1d64 100644
--- a/dwm.c
+++ b/dwm.c
@@ -435,7 +435,7 @@ attachstack(Client *c)
 void
 buttonpress(XEvent *e)
 {
-	unsigned int i, x, click;
+	unsigned int i, x, click, occ = 0;
 	Arg arg = {0};
 	Client *c;
 	Monitor *m;
@@ -450,9 +450,14 @@ buttonpress(XEvent *e)
 	}
 	if (ev->window == selmon->barwin) {
 		i = x = 0;
-		do
+		for (c = m->clients; c; c = c->next)
+			occ |= c->tags == 255 ? 0 : c->tags;
+		do {
+			/* do not reserve space for vacant tags */
+			if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
+				continue;
 			x += TEXTW(tags[i]);
-		while (ev->x >= x && ++i < LENGTH(tags));
+		} while (ev->x >= x && ++i < LENGTH(tags));
 		if (i < LENGTH(tags)) {
 			click = ClkTagBar;
 			arg.ui = 1 << i;
@@ -768,19 +773,19 @@ drawbar(Monitor *m)
 	}
 
 	for (c = m->clients; c; c = c->next) {
-		occ |= c->tags;
+		occ |= c->tags == 255 ? 0 : c->tags;
 		if (c->isurgent)
 			urg |= c->tags;
 	}
 	x = 0;
 	for (i = 0; i < LENGTH(tags); i++) {
+		/* do not draw vacant tags */
+		if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
+			continue;
+
 		w = TEXTW(tags[i]);
 		drw_setscheme(drw, scheme[m->tagset[m->seltags] & 1 << i ? SchemeSel : SchemeNorm]);
 		drw_text(drw, x, 0, w, bh, lrpad / 2, tags[i], urg & 1 << i);
-		if (occ & 1 << i)
-			drw_rect(drw, x + boxs, boxs, boxw, boxw,
-				m == selmon && selmon->sel && selmon->sel->tags & 1 << i,
-				urg & 1 << i);
 		x += w;
 	}
 	w = TEXTW(m->ltsymbol);