From dc83e43aad7b8070911e8210b58cc36bdc4214d5 Mon Sep 17 00:00:00 2001
From: Santtu Lakkala <inz@inz.fi>
Date: Wed, 23 Feb 2022 11:55:19 +0200
Subject: [PATCH 1/2] Allow CSI SGR in status bar
---
config.def.h | 19 ++++++
dwm.c | 182 ++++++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 198 insertions(+), 3 deletions(-)
diff --git a/config.def.h b/config.def.h
index a2ac963..3dc34bd 100644
--- a/config.def.h
+++ b/config.def.h
@@ -18,6 +18,25 @@ static const char *colors[][3] = {
[SchemeSel] = { col_gray4, col_cyan, col_cyan },
};
+static const char *barcolors[] = {
+ "#000000",
+ "#7f0000",
+ "#007f00",
+ "#7f7f00",
+ "#00007f",
+ "#7f007f",
+ "#007f7f",
+ "#cccccc",
+ "#333333",
+ "#ff0000",
+ "#00ff00",
+ "#ffff00",
+ "#0000ff",
+ "#ff00ff",
+ "#00ffff",
+ "#ffffff",
+};
+
/* tagging */
static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
diff --git a/dwm.c b/dwm.c
index a96f33c..cb9484a 100644
--- a/dwm.c
+++ b/dwm.c
@@ -237,7 +237,7 @@ static void zoom(const Arg *arg);
/* variables */
static const char broken[] = "broken";
-static char stext[256];
+static char stext[512];
static int screen;
static int sw, sh; /* X display screen geometry width, height */
static int bh, blw = 0; /* bar geometry */
@@ -264,6 +264,7 @@ static Atom wmatom[WMLast], netatom[NetLast];
static int running = 1;
static Cur *cursor[CurLast];
static Clr **scheme;
+static Clr *barclrs;
static Display *dpy;
static Drw *drw;
static Monitor *mons, *selmon;
@@ -693,6 +694,25 @@ dirtomon(int dir)
return m;
}
+void
+resetfntlist(Fnt *orighead, Fnt *curhead)
+{
+ if (orighead != curhead) {
+ Fnt *f;
+ for (f = orighead; f->next; f = f->next);
+ f->next = curhead;
+ for (f = f->next; f->next != orighead; f = f->next);
+ f->next = NULL;
+ }
+}
+
+enum SgrFlags {
+ REVERSE = 1 << 0,
+ UNDERLINE = 1 << 1,
+ STRIKETHROUGH = 1 << 2,
+ OVERLINE = 1 << 3
+};
+
void
drawbar(Monitor *m)
{
@@ -707,9 +727,160 @@ drawbar(Monitor *m)
/* draw status first so it can be overdrawn by tags later */
if (m == selmon) { /* status is only drawn on selected monitor */
+ char buffer[sizeof(stext)];
+ Clr scm[3];
+ int wr, rd;
+ int pw;
+ int fg = 7;
+ int bg = 0;
+ int fmt = 0;
+ int lp = lrpad / 2 - 2;
+ Fnt *fset = drw->fonts;
+
+ memcpy(scm, scheme[SchemeNorm], sizeof(scm));
+
+ drw_setscheme(drw, scm);
+
+ for (tw = 0, wr = 0, rd = 0; stext[rd]; rd++) {
+ if (stext[rd] == '' && stext[rd + 1] == '[') {
+ size_t alen = strspn(stext + rd + 2,
+ "0123456789;");
+ if (stext[rd + alen + 2] == 'm') {
+ buffer[wr] = '\0';
+ tw += TEXTW(buffer) - lrpad;
+ wr = 0;
+
+ char *ep = stext + rd + 1;
+ while (*ep != 'm') {
+ unsigned v = strtoul(ep + 1, &ep, 10);
+ if (v == 0 || (v >= 10 && v <= 19)) {
+ int fi = v % 10;
+ Fnt *f;
+ Fnt *p;
+ resetfntlist(fset, drw->fonts);
+ for (p = NULL, f = fset; f && fi--; p = f, f = f->next);
+ if (f) {
+ if (p) {
+ p->next = NULL;
+ for (p = f; p->next; p = p->next);
+ p->next = fset;
+ }
+ drw_setfontset(drw, f);
+ } else {
+ drw_setfontset(drw, fset);
+ }
+ }
+ }
+
+ rd += alen + 2;
+ continue;
+ }
+ }
+ buffer[wr++] = stext[rd];
+ }
+ buffer[wr] = '\0';
+
+ tw += TEXTW(buffer) - lrpad / 2 + 2;
+ x = m->ww - tw;
+
+ resetfntlist(fset, drw->fonts);
+ drw_setfontset(drw, fset);
+
+ for (wr = 0, rd = 0; stext[rd]; rd++) {
+ if (stext[rd] == '' && stext[rd + 1] == '[') {
+ size_t alen = strspn(stext + rd + 2,
+ "0123456789;");
+ if (stext[rd + alen + 2] == 'm') {
+ buffer[wr] = '\0';
+ pw = TEXTW(buffer) - lrpad;
+ drw_text(drw, x, 0, pw + lp, bh, lp, buffer, fmt & REVERSE);
+ if (fmt & UNDERLINE)
+ drw_rect(drw, x, (bh + drw->fonts->h) / 2, pw, 1, 1, fmt & REVERSE);
+ if (fmt & STRIKETHROUGH)
+ drw_rect(drw, x, bh / 2, pw, 1, 1, fmt & REVERSE);
+ if (fmt & OVERLINE)
+ drw_rect(drw, x, (bh - drw->fonts->h) / 2, pw, 1, 1, fmt & REVERSE);
+ x += pw + lp;
+ lp = 0;
+
+ char *ep = stext + rd + 1;
+ while (*ep != 'm') {
+ unsigned v = strtoul(ep + 1, &ep, 10);
+ if (v == 0) {
+ memcpy(scm, scheme[SchemeNorm], sizeof(scm));
+ fg = 7;
+ bg = 0;
+ fmt = 0;
+ resetfntlist(fset, drw->fonts);
+ drw_setfontset(drw, fset);
+ } else if (v == 1) {
+ fg |= 8;
+ scm[0] = barclrs[fg];
+ } else if (v == 4) {
+ fmt |= UNDERLINE;
+ } else if (v == 7) {
+ fmt |= REVERSE;
+ } else if (v == 9) {
+ fmt |= STRIKETHROUGH;
+ } else if (v >= 10 && v <= 19) {
+ int fi = v % 10;
+ Fnt *f;
+ Fnt *p;
+ resetfntlist(fset, drw->fonts);
+ for (p = NULL, f = fset; f && fi--; p = f, f = f->next);
+ if (f) {
+ if (p) {
+ p->next = NULL;
+ for (p = f; p->next; p = p->next);
+ p->next = fset;
+ }
+ drw_setfontset(drw, f);
+ } else {
+ drw_setfontset(drw, fset);
+ }
+ } else if (v == 22) {
+ fg &= ~8;
+ scm[0] = barclrs[fg];
+ } else if (v == 24) {
+ fmt &= ~UNDERLINE;
+ } else if (v == 27) {
+ fmt &= ~REVERSE;
+ } else if (v == 29) {
+ fmt &= ~STRIKETHROUGH;
+ } else if (v >= 30 && v <= 37) {
+ fg = v % 10 | (fg & 8);
+ scm[0] = barclrs[fg];
+ } else if (v >= 40 && v <= 47) {
+ bg = v % 10;
+ scm[1] = barclrs[bg];
+ } else if (v == 53) {
+ fmt |= OVERLINE;
+ } else if (v == 55) {
+ fmt &= ~OVERLINE;
+ }
+ }
+
+ rd += alen + 2;
+ wr = 0;
+
+ drw_setscheme(drw, scm);
+ continue;
+ }
+ }
+ buffer[wr++] = stext[rd];
+ }
+
+ buffer[wr] = '\0';
+ pw = TEXTW(buffer) - lrpad;
+ drw_text(drw, x, 0, pw + lp, bh, lp, buffer, fmt & REVERSE);
+ if (fmt & UNDERLINE)
+ drw_rect(drw, x, (bh + drw->fonts->h) / 2, pw, 1, 1, fmt & REVERSE);
+ if (fmt & STRIKETHROUGH)
+ drw_rect(drw, x, bh / 2, pw, 1, 1, fmt & REVERSE);
+ if (fmt & OVERLINE)
+ drw_rect(drw, x, (bh - drw->fonts->h) / 2, pw, 1, 1, fmt & REVERSE);
+
drw_setscheme(drw, scheme[SchemeNorm]);
- tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */
- drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0);
}
for (c = m->clients; c; c = c->next) {
@@ -1574,6 +1745,11 @@ setup(void)
scheme = ecalloc(LENGTH(colors), sizeof(Clr *));
for (i = 0; i < LENGTH(colors); i++)
scheme[i] = drw_scm_create(drw, colors[i], 3);
+
+ barclrs = ecalloc(LENGTH(barcolors), sizeof(Clr));
+ for (i = 0; i < LENGTH(barcolors); i++)
+ drw_clr_create(drw, &barclrs[i], barcolors[i]);
+
/* init bars */
updatebars();
updatestatus();
--
2.32.0