From d2b529d9ebee6b2e625afd5c89c2ede5bb0ca91b Mon Sep 17 00:00:00 2001
From: Kerberoge <sjoerdenjh@gmail.com>
Date: Sun, 25 Aug 2024 22:41:55 +0200
Subject: [PATCH 1/1] updated barcolors

---
 dwl.c | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 87 insertions(+), 6 deletions(-)

diff --git a/dwl.c b/dwl.c
index ece537a..6663399 100644
--- a/dwl.c
+++ b/dwl.c
@@ -83,6 +83,7 @@
 #define LISTEN(E, L, H)         wl_signal_add((E), ((L)->notify = (H), (L)))
 #define LISTEN_STATIC(E, H)     do { static struct wl_listener _l = {.notify = (H)}; wl_signal_add((E), &_l); } while (0)
 #define TEXTW(mon, text)        (drwl_font_getwidth(mon->drw, text) + mon->lrpad)
+#define PREFIX(str, prefix)     !strncmp(str, prefix, strlen(prefix))
 
 /* enums */
 enum { SchemeNorm, SchemeSel, SchemeUrg }; /* color schemes */
@@ -318,6 +319,7 @@ static void destroykeyboardgroup(struct wl_listener *listener, void *data);
 static Monitor *dirtomon(enum wlr_direction dir);
 static void drawbar(Monitor *m);
 static void drawbars(void);
+static int drawstatus(Monitor *m);
 static void focusclient(Client *c, int lift);
 static void focusmon(const Arg *arg);
 static void focusstack(const Arg *arg);
@@ -448,7 +450,7 @@ static struct wlr_box sgeom;
 static struct wl_list mons;
 static Monitor *selmon;
 
-static char stext[256];
+static char stext[512];
 static struct wl_event_source *status_event_source;
 
 static const struct wlr_buffer_impl buffer_impl = {
@@ -1519,11 +1521,8 @@ drawbar(Monitor *m)
 		return;
 
 	/* draw status first so it can be overdrawn by tags later */
-	if (m == selmon) { /* status is only drawn on selected monitor */
-		drwl_setscheme(m->drw, colors[SchemeNorm]);
-		tw = TEXTW(m, stext) - m->lrpad + 2; /* 2px right padding */
-		drwl_text(m->drw, m->b.width - tw, 0, tw, m->b.height, 0, stext, 0);
-	}
+	if (m == selmon) /* status is only drawn on selected monitor */
+		tw = drawstatus(m);
 
 	wl_list_for_each(c, &clients, link) {
 		if (c->mon != m)
@@ -1577,6 +1576,88 @@ drawbars(void)
 		drawbar(m);
 }
 
+int
+drawstatus(Monitor *m)
+{
+	int x, tw, iw;
+	char rstext[512] = "";
+	char *p, *argstart, *argend, *itext;
+	uint32_t scheme[3], *color;
+
+	/* calculate real width of stext */
+	for (p = stext; *p; p++) {
+		if (PREFIX(p, "^^")) {
+			strncat(rstext, p, 2);
+			p++;
+		} else if (PREFIX(p, "^fg(") || PREFIX(p, "^bg(")) {
+			argend = strchr(p, ')');
+			if (!argend) { /* ignore this command */
+				argstart = strchr(p, '(') + 1;
+				strncat(rstext, p, argstart - p);
+				p = argstart - 1;
+			} else {
+				p = argend;
+			}
+		} else {
+			strncat(rstext, p, 1);
+		}
+	}
+	tw = TEXTW(m, rstext) - m->lrpad;
+
+	x = m->b.width - tw;
+	itext = stext;
+	scheme[0] = colors[SchemeNorm][0];
+	scheme[1] = colors[SchemeNorm][1];
+	drwl_setscheme(m->drw, scheme);
+	for (p = stext; *p; p++) {
+		if (PREFIX(p, "^^")) {
+			p++;
+		} else if (PREFIX(p, "^fg(") || PREFIX(p, "^bg(")) {
+			argstart = strchr(p, '(') + 1;
+			argend = strchr(argstart, ')');
+			if (!argend) { /* ignore this command */
+				p = argstart - 1;
+				continue;
+			}
+
+			*p = '\0';
+			iw = TEXTW(m, itext) - m->lrpad;
+			if (*itext) /* only draw text if there is something to draw */
+				x = drwl_text(m->drw, x, 0, iw, m->b.height, 0, itext, 0);
+			*p = '^';
+
+			if (PREFIX(p, "^fg("))
+				color = &scheme[0];
+			else
+				color = &scheme[1];
+
+			if (argend != argstart) {
+				*argend = '\0';
+				*color = strtoul(argstart, NULL, 16);
+				*color = *color << 8 | 0xff; /* add alpha channel */
+				*argend = ')';
+			} else {
+				*color = 0; /* reset */
+			}
+
+			/* reset color back to normal if none was provided */
+			if (!scheme[0])
+				scheme[0] = colors[SchemeNorm][0];
+			if (!scheme[1])
+				scheme[1] = colors[SchemeNorm][1];
+
+			itext = argend + 1;
+			drwl_setscheme(m->drw, scheme);
+			p = argend;
+		}
+	}
+	iw = TEXTW(m, itext) - m->lrpad;
+	if (*itext)
+		drwl_text(m->drw, x, 0, iw, m->b.height, 0, itext, 0);
+
+	return tw;
+}
+
 void
 focusclient(Client *c, int lift)
 {
-- 
2.48.1