add sgrstatus + xresources patches

drw.c

@@ -195,7 +195,7 @@ drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
 /* Wrapper to create color schemes. The caller has to call free(3) on the
  * returned color scheme when done using it. */
 Clr *
-drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
+drw_scm_create(Drw *drw, char *clrnames[], size_t clrcount)
 {
 	size_t i;
 	Clr *ret;

drw.h

@@ -40,7 +40,7 @@ void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned in
 
 /* Colorscheme abstraction */
 void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
-Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
+Clr *drw_scm_create(Drw *drw, char *clrnames[], size_t clrcount);
 
 /* Cursor abstraction */
 Cur *drw_cur_create(Drw *drw, int shape);

dwm.c

@@ -36,6 +36,7 @@
 #include <X11/Xlib.h>
 #include <X11/Xproto.h>
 #include <X11/Xutil.h>
+#include <X11/Xresource.h>
 #ifdef XINERAMA
 #include <X11/extensions/Xinerama.h>
 #endif /* XINERAMA */
@@ -148,6 +149,19 @@ typedef struct {
 	int monitor;
 } Rule;
 
+/* Xresources preferences */
+enum resource_type {
+	STRING = 0,
+	INTEGER = 1,
+	FLOAT = 2
+};
+
+typedef struct {
+	char *name;
+	enum resource_type type;
+	void *dst;
+} ResourcePref;
+
 /* function declarations */
 static void applyrules(Client *c);
 static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact);
@@ -251,10 +265,12 @@ static int xerror(Display *dpy, XErrorEvent *ee);
 static int xerrordummy(Display *dpy, XErrorEvent *ee);
 static int xerrorstart(Display *dpy, XErrorEvent *ee);
 static void zoom(const Arg *arg);
+static void load_xresources(void);
+static void resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst);
 
 /* 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;               /* bar height */
@@ -282,6 +298,7 @@ static int restart = 0;
 static int running = 1;
 static Cur *cursor[CurLast];
 static Clr **scheme;
+static Clr *barclrs;
 static Display *dpy;
 static Drw *drw;
 static Monitor *mons, *selmon;
@@ -904,6 +921,25 @@ 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)
 {
@@ -918,9 +954,162 @@ 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[SchemeStatus]);
-		tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */
+		// tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */
-		drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0);
+		// drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0);
 	}
 
 	for (c = m->clients; c; c = c->next) {
@@ -1866,6 +2055,11 @@ 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();
@@ -2462,6 +2656,60 @@ zoom(const Arg *arg)
 	pop(c);
 }
 
+void
+resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst)
+{
+	char *sdst = NULL;
+	int *idst = NULL;
+	float *fdst = NULL;
+
+	sdst = dst;
+	idst = dst;
+	fdst = dst;
+
+	char fullname[256];
+	char *type;
+	XrmValue ret;
+
+	snprintf(fullname, sizeof(fullname), "%s.%s", "dwm", name);
+	fullname[sizeof(fullname) - 1] = '\0';
+
+	XrmGetResource(db, fullname, "*", &type, &ret);
+	if (!(ret.addr == NULL || strncmp("String", type, 64)))
+	{
+		switch (rtype) {
+		case STRING:
+			strcpy(sdst, ret.addr);
+			break;
+		case INTEGER:
+			*idst = strtoul(ret.addr, NULL, 10);
+			break;
+		case FLOAT:
+			*fdst = strtof(ret.addr, NULL);
+			break;
+		}
+	}
+}
+
+void
+load_xresources(void)
+{
+	Display *display;
+	char *resm;
+	XrmDatabase db;
+	ResourcePref *p;
+
+	display = XOpenDisplay(NULL);
+	resm = XResourceManagerString(display);
+	if (!resm)
+		return;
+
+	db = XrmGetStringDatabase(resm);
+	for (p = resources; p < resources + LENGTH(resources); p++)
+		resource_load(db, p->name, p->type, p->dst);
+	XCloseDisplay(display);
+}
+
 int
 main(int argc, char *argv[])
 {
@@ -2474,6 +2722,8 @@ main(int argc, char *argv[])
 	if (!(dpy = XOpenDisplay(NULL)))
 		die("dwm: cannot open display");
 	checkotherwm();
+	XrmInitialize();
+	load_xresources();
 	setup();
 #ifdef __OpenBSD__
 	if (pledge("stdio rpath proc exec", NULL) == -1)