colorschemes: 1 nord dark, 2 nord light; font: Iosevka NFM Light

Add multiple color schemes and key bindings to change them
This commits adds these color schemes: - the default (dark) st color scheme - the default (dark) alacritty color scheme - One Half (dark & light) - Solarized (dark & light) - Gruvbox (dark & light) Select one with Alt+1..8. Select the next one with Alt+0. Select the previous one with Ctrl+Alt+0.
2023-07-29 00:15:49 +02:00 · 2023-07-28 22:33:36 +02:00
7 changed files with 197 additions and 102 deletions
--- a/10
+++ b/10
@@ -7,7 +7,13 @@ include config.mk
 SRC = st.c x.c
 OBJ = $(SRC:.c=.o)

-all: st
+all: options st
+
+options:
+	@echo st build options:
+	@echo "CFLAGS  = $(STCFLAGS)"
+	@echo "LDFLAGS = $(STLDFLAGS)"
+	@echo "CC      = $(CC)"

 config.h:
 	cp config.def.h config.h
@@ -48,4 +54,4 @@ uninstall:
 	rm -f $(DESTDIR)$(PREFIX)/bin/st
 	rm -f $(DESTDIR)$(MANPREFIX)/man1/st.1

-.PHONY: all clean dist install uninstall
+.PHONY: all options clean dist install uninstall
--- a/config.def.h
+++ b/config.def.h
@@ -5,7 +5,7 @@
 *
 * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html
 */
-static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
+static char *font = "Iosevka NFM Light:size=12";
 static int borderpx = 2;

 /*
@@ -53,7 +53,7 @@ int allowwindowops = 0;
 * near minlatency, but it waits longer for slow updates to avoid partial draw.
 * low minlatency will tear/flicker more, as it can "detect" idle too early.
 */
-static double minlatency = 2;
+static double minlatency = 8;
 static double maxlatency = 33;

 /*
@@ -93,46 +93,94 @@ char *termname = "st-256color";
 */
 unsigned int tabspaces = 8;

-/* Terminal colors (16 first used in escape sequence) */
-static const char *colorname[] = {
-	/* 8 normal colors */
-	"black",
-	"red3",
-	"green3",
-	"yellow3",
-	"blue2",
-	"magenta3",
-	"cyan3",
-	"gray90",
+typedef struct {
+	const char* const colors[260]; /* terminal colors */
+	unsigned int fg;               /* foreground */
+	unsigned int bg;               /* background */
+	unsigned int cs;               /* cursor */
+	unsigned int rcs;              /* reverse cursor */
+} ColorScheme;
+/*
+ * Terminal colors (16 first used in escape sequence,
+ * 2 last for custom cursor color),
+ * foreground, background, cursor, reverse cursor
+ */
+static const ColorScheme schemes[] = {
+	// onenord (dark)
+	{{"#3B4252", "#E06C75", "#9EC183", "#EBCB8B",
+	  "#81A1C1", "#B988B0", "#88C0D0", "#E5E9F0",
+	  "#4C566A", "#E06C75", "#9EC183", "#EBCB8B",
+	  "#81A1C1", "#B988B0", "#8FBCBB", "#ECEFF4",
+	  [256]="#81A1C1", "#555555", "#E5E9F0", "#2E3440"}, 258, 259, 256, 257},

-	/* 8 bright colors */
-	"gray50",
-	"red",
-	"green",
-	"yellow",
-	"#5c5cff",
-	"magenta",
-	"cyan",
-	"white",
+	// onenord (light)
+	{{"#2E3440", "#CB4F53", "#48A53D", "#EE5E25",
+	  "#3879C5", "#9F4ACA", "#3EA1AD", "#E5E9F0",
+	  "#646A76", "#D16366", "#5F9E9D", "#BA793E",
+	  "#1B40A6", "#9665AF", "#8FBCBB", "#ECEFF4",
+	  [256]="#3879C5", "#555555", "#2E3440", "#F7F8FA"}, 258, 259, 256, 257},

-	[255] = 0,
+	// One Half dark
+	{{"#282c34", "#e06c75", "#98c379", "#e5c07b",
+	  "#61afef", "#c678dd", "#56b6c2", "#dcdfe4",
+	  "#282c34", "#e06c75", "#98c379", "#e5c07b",
+	  "#61afef", "#c678dd", "#56b6c2", "#dcdfe4",
+	  [256]="#cccccc", "#555555", "black", "black"}, 7, 0, 256, 257},

-	/* more colors can be added after 255 to use with DefaultXX */
-	"#cccccc",
-	"#555555",
-	"gray90", /* default foreground colour */
-	"black", /* default background colour */
+	// One Half light
+	{{"#fafafa", "#e45649", "#50a14f", "#c18401",
+      "#0184bc", "#a626a4", "#0997b3", "#383a42",
+	  "#fafafa", "#e45649", "#50a14f", "#c18401",
+	  "#0184bc", "#a626a4", "#0997b3", "#383a42",
+	  [256]="#cccccc", "#555555", "black", "black"}, 7, 0, 256, 257},
+
+	// Solarized dark
+	{{"#073642", "#dc322f", "#859900", "#b58900",
+	  "#268bd2", "#d33682", "#2aa198", "#eee8d5",
+	  "#002b36", "#cb4b16", "#586e75", "#657b83",
+	  "#839496", "#6c71c4", "#93a1a1", "#fdf6e3",
+	  [256]="#93a1a1", "#fdf6e3", "black", "black"}, 12, 8, 256, 257},
+
+	// Solarized light
+	{{"#eee8d5", "#dc322f", "#859900", "#b58900",
+	  "#268bd2", "#d33682", "#2aa198", "#073642",
+	  "#fdf6e3", "#cb4b16", "#93a1a1", "#839496",
+	  "#657b83", "#6c71c4", "#586e75", "#002b36",
+	  [256]="#586e75", "#002b36", "black", "black"}, 12, 8, 256, 257},
+
+	// Gruvbox dark
+	{{"#282828", "#cc241d", "#98971a", "#d79921",
+	  "#458588", "#b16286", "#689d6a", "#a89984",
+	  "#928374", "#fb4934", "#b8bb26", "#fabd2f",
+	  "#83a598", "#d3869b", "#8ec07c", "#ebdbb2",
+	  [256]="#ebdbb2", "#555555", "black", "black"}, 15, 0, 256, 257},
+
+	// Gruvbox light
+	{{"#fbf1c7", "#cc241d", "#98971a", "#d79921",
+	  "#458588", "#b16286", "#689d6a", "#7c6f64",
+	  "#928374", "#9d0006", "#79740e", "#b57614",
+	  "#076678", "#8f3f71", "#427b58", "#3c3836",
+	  [256]="#3c3836", "#555555", "black", "black"}, 15, 0, 256, 257},
+
+	// st (dark)
+	{{"black", "red3", "green3", "yellow3",
+	  "blue2", "magenta3", "cyan3", "gray90",
+	  "gray50", "red", "green", "yellow",
+	  "#5c5cff", "magenta", "cyan", "white",
+	  [256]="#cccccc", "#555555", "black", "black"}, 7, 0, 256, 257},
 };

+static const char * const * colorname;
+int colorscheme = 0;

 /*
 * Default colors (colorname index)
 * foreground, background, cursor, reverse cursor
 */
-unsigned int defaultfg = 258;
-unsigned int defaultbg = 259;
-unsigned int defaultcs = 256;
-static unsigned int defaultrcs = 257;
+unsigned int defaultfg;
+unsigned int defaultbg;
+unsigned int defaultcs;
+static unsigned int defaultrcs;

 /*
 * Default shape of cursor
@@ -201,6 +249,17 @@ static Shortcut shortcuts[] = {
 	{ TERMMOD,              XK_Y,           selpaste,       {.i =  0} },
 	{ ShiftMask,            XK_Insert,      selpaste,       {.i =  0} },
 	{ TERMMOD,              XK_Num_Lock,    numlock,        {.i =  0} },
+	{ MODKEY,               XK_1,           selectscheme,   {.i =  0} },
+	{ MODKEY,               XK_2,           selectscheme,   {.i =  1} },
+	{ MODKEY,               XK_3,           selectscheme,   {.i =  2} },
+	{ MODKEY,               XK_4,           selectscheme,   {.i =  3} },
+	{ MODKEY,               XK_5,           selectscheme,   {.i =  4} },
+	{ MODKEY,               XK_6,           selectscheme,   {.i =  5} },
+	{ MODKEY,               XK_7,           selectscheme,   {.i =  6} },
+	{ MODKEY,               XK_8,           selectscheme,   {.i =  7} },
+	{ MODKEY,               XK_9,           selectscheme,   {.i =  8} },
+	{ MODKEY,               XK_0,           nextscheme,     {.i = +1} },
+	{ MODKEY|ControlMask,   XK_0,           nextscheme,     {.i = -1} },
 };

 /*
--- a/config.mk
+++ b/config.mk
@@ -1,5 +1,5 @@
 # st version
-VERSION = 0.9.3
+VERSION = 0.9

 # Customize below to fit your system

--- a/st.c
+++ b/st.c
@@ -1097,7 +1097,7 @@ tscrollup(int orig, int n)
 void
 selscroll(int orig, int n)
 {
-	if (sel.ob.x == -1 || sel.alt != IS_SET(MODE_ALTSCREEN))
+	if (sel.ob.x == -1)
 		return;

 	if (BETWEEN(sel.nb.y, orig, term.bot) != BETWEEN(sel.ne.y, orig, term.bot)) {
@@ -1132,7 +1132,6 @@ csiparse(void)
 {
 	char *p = csiescseq.buf, *np;
 	long int v;
-	int sep = ';'; /* colon or semi-colon, but not both */

 	csiescseq.narg = 0;
 	if (*p == '?') {
@@ -1150,9 +1149,7 @@ csiparse(void)
 			v = -1;
 		csiescseq.arg[csiescseq.narg++] = v;
 		p = np;
-		if (sep == ';' && *p == ':')
-			sep = ':'; /* allow override to colon once */
-		if (*p != sep || csiescseq.narg == ESC_ARG_SIZ)
+		if (*p != ';' || csiescseq.narg == ESC_ARG_SIZ)
 			break;
 		p++;
 	}
@@ -1420,22 +1417,16 @@ tsetattr(const int *attr, int l)
 			if ((idx = tdefcolor(attr, &i, l)) >= 0)
 				term.c.attr.fg = idx;
 			break;
-		case 39: /* set foreground color to default */
+		case 39:
 			term.c.attr.fg = defaultfg;
 			break;
 		case 48:
 			if ((idx = tdefcolor(attr, &i, l)) >= 0)
 				term.c.attr.bg = idx;
 			break;
-		case 49: /* set background color to default */
+		case 49:
 			term.c.attr.bg = defaultbg;
 			break;
-		case 58:
-			/* This starts a sequence to change the color of
-			 * "underline" pixels. We don't support that and
-			 * instead eat up a following "5;n" or "2;r;g;b". */
-			tdefcolor(attr, &i, l);
-			break;
 		default:
 			if (BETWEEN(attr[i], 30, 37)) {
 				term.c.attr.fg = attr[i] - 30;
@@ -1532,7 +1523,7 @@ tsetmode(int priv, int set, const int *args, int narg)
 			case 1006: /* 1006: extended reporting mode */
 				xsetmode(set, MODE_MOUSESGR);
 				break;
-			case 1034: /* 1034: enable 8-bit mode for keyboard input */
+			case 1034:
 				xsetmode(set, MODE_8BIT);
 				break;
 			case 1049: /* swap screen & set/restore cursor as xterm */
@@ -1540,8 +1531,8 @@ tsetmode(int priv, int set, const int *args, int narg)
 					break;
 				tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
 				/* FALLTHROUGH */
-			case 47: /* swap screen buffer */
-			case 1047: /* swap screen buffer */
+			case 47: /* swap screen */
+			case 1047:
 				if (!allowaltscreen)
 					break;
 				alt = IS_SET(MODE_ALTSCREEN);
@@ -1554,7 +1545,7 @@ tsetmode(int priv, int set, const int *args, int narg)
 				if (*args != 1049)
 					break;
 				/* FALLTHROUGH */
-			case 1048: /* save/restore cursor (like DECSC/DECRC) */
+			case 1048:
 				tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
 				break;
 			case 2004: /* 2004: bracketed paste mode */
@@ -1652,7 +1643,7 @@ csihandle(void)
 			ttywrite(vtiden, strlen(vtiden), 0);
 		break;
 	case 'b': /* REP -- if last char is printable print it <n> more times */
-		LIMIT(csiescseq.arg[0], 1, 65535);
+		DEFAULT(csiescseq.arg[0], 1);
 		if (term.lastc)
 			while (csiescseq.arg[0]-- > 0)
 				tputc(term.lastc);
@@ -1711,7 +1702,7 @@ csihandle(void)
 			}
 			break;
 		case 1: /* above */
-			if (term.c.y > 0)
+			if (term.c.y > 1)
 				tclearregion(0, 0, term.col-1, term.c.y-1);
 			tclearregion(0, term.c.y, term.c.x, term.c.y);
 			break;
@@ -1737,7 +1728,6 @@ csihandle(void)
 		}
 		break;
 	case 'S': /* SU -- Scroll <n> line up */
-		if (csiescseq.priv) break;
 		DEFAULT(csiescseq.arg[0], 1);
 		tscrollup(term.top, csiescseq.arg[0]);
 		break;
@@ -1807,11 +1797,7 @@ csihandle(void)
 		tcursor(CURSOR_SAVE);
 		break;
 	case 'u': /* DECRC -- Restore cursor position (ANSI.SYS) */
-		if (csiescseq.priv) {
-			goto unknown;
-		} else {
-			tcursor(CURSOR_LOAD);
-		}
+		tcursor(CURSOR_LOAD);
 		break;
 	case ' ':
 		switch (csiescseq.mode[1]) {
@@ -1913,7 +1899,7 @@ strhandle(void)
 			if (narg > 1)
 				xsettitle(strescseq.args[1]);
 			return;
-		case 52: /* manipulate selection data */
+		case 52:
 			if (narg > 2 && allowwindowops) {
 				dec = base64dec(strescseq.args[2]);
 				if (dec) {
@@ -1924,9 +1910,9 @@ strhandle(void)
 				}
 			}
 			return;
-		case 10: /* set dynamic VT100 text foreground color */
-		case 11: /* set dynamic VT100 text background color */
-		case 12: /* set dynamic text cursor color */
+		case 10:
+		case 11:
+		case 12:
 			if (narg < 2)
 				break;
 			p = strescseq.args[1];
@@ -1967,19 +1953,6 @@ strhandle(void)
 				tfulldirt();
 			}
 			return;
-		case 110: /* reset dynamic VT100 text foreground color */
-		case 111: /* reset dynamic VT100 text background color */
-		case 112: /* reset dynamic text cursor color */
-			if (narg != 1)
-				break;
-			if ((j = par - 110) < 0 || j >= LEN(osc_table))
-				break; /* shouldn't be possible */
-			if (xsetcolorname(osc_table[j].idx, NULL)) {
-				fprintf(stderr, "erresc: %s color not found\n", osc_table[j].str);
-			} else {
-				tfulldirt();
-			}
-			return;
 		}
 		break;
 	case 'k': /* old title set compatibility */
@@ -2198,6 +2171,28 @@ tstrsequence(uchar c)
 	term.esc |= ESC_STR;
 }

+void
+tupdatebgcolor(int oldbg, int newbg)
+{
+	for (int y = 0; y < term.row; y++) {
+		for (int x = 0; x < term.col; x++) {
+			if (term.line[y][x].bg == oldbg)
+				term.line[y][x].bg = newbg;
+		}
+	}
+}
+
+void
+tupdatefgcolor(int oldfg, int newfg)
+{
+	for (int y = 0; y < term.row; y++) {
+		for (int x = 0; x < term.col; x++) {
+			if (term.line[y][x].fg == oldfg)
+				term.line[y][x].fg = newfg;
+		}
+	}
+}
+
 void
 tcontrolcode(uchar ascii)
 {
@@ -2357,7 +2352,6 @@ eschandle(uchar ascii)
 		treset();
 		resettitle();
 		xloadcols();
-		xsetmode(0, MODE_HIDE);
 		break;
 	case '=': /* DECPAM -- Application keypad */
 		xsetmode(1, MODE_APPKEYPAD);
@@ -2505,10 +2499,7 @@ check_control_code:
 	}

 	if (term.c.x+width > term.col) {
-		if (IS_SET(MODE_WRAP))
-			tnewline(1);
-		else
-			tmoveto(term.col - width, term.c.y);
+		tnewline(1);
 		gp = &term.line[term.c.y][term.c.x];
 	}

--- a/st.h
+++ b/st.h
@@ -90,6 +90,8 @@ int tattrset(int);
 void tnew(int, int);
 void tresize(int, int);
 void tsetdirtattr(int);
+void tupdatebgcolor(int, int);
+void tupdatefgcolor(int, int);
 void ttyhangup(void);
 int ttynew(const char *, char *, const char *, char **);
 size_t ttyread(void);
--- a/st.info
+++ b/st.info
@@ -184,10 +184,6 @@ st-mono| simpleterm monocolor,
 # XTerm extensions
 	rmxx=\E[29m,
 	smxx=\E[9m,
-	BE=\E[?2004h,
-	BD=\E[?2004l,
-	PS=\E[200~,
-	PE=\E[201~,
 # disabled rep for now: causes some issues with older ncurses versions.
 #	rep=%p1%c\E[%p2%{1}%-%db,
 # tmux extensions, see TERMINFO EXTENSIONS in tmux(1)
--- a/x.c
+++ b/x.c
@@ -59,6 +59,8 @@ static void zoom(const Arg *);
 static void zoomabs(const Arg *);
 static void zoomreset(const Arg *);
 static void ttysend(const Arg *);
+static void nextscheme(const Arg *);
+static void selectscheme(const Arg *);

 /* config.h for applying patches and the configuration. */
 #include "config.h"
@@ -185,6 +187,7 @@ static void mousesel(XEvent *, int);
 static void mousereport(XEvent *);
 static char *kmap(KeySym, uint);
 static int match(uint, uint);
+static void updatescheme(void);

 static void run(void);
 static void usage(void);
@@ -801,7 +804,7 @@ xloadcols(void)
 		for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp)
 			XftColorFree(xw.dpy, xw.vis, xw.cmap, cp);
 	} else {
-		dc.collen = MAX(LEN(colorname), 256);
+		dc.collen = 260;
 		dc.col = xmalloc(dc.collen * sizeof(Color));
 	}

@@ -818,7 +821,7 @@ xloadcols(void)
 int
 xgetcolor(int x, unsigned char *r, unsigned char *g, unsigned char *b)
 {
-	if (!BETWEEN(x, 0, dc.collen - 1))
+	if (!BETWEEN(x, 0, dc.collen))
 		return 1;

 	*r = dc.col[x].color.red >> 8;
@@ -833,7 +836,7 @@ xsetcolorname(int x, const char *name)
 {
 	Color ncolor;

-	if (!BETWEEN(x, 0, dc.collen - 1))
+	if (!BETWEEN(x, 0, dc.collen))
 		return 1;

 	if (!xloadcolor(x, name, &ncolor))
@@ -1131,7 +1134,7 @@ xinit(int cols, int rows)
 {
 	XGCValues gcvalues;
 	Cursor cursor;
-	Window parent, root;
+	Window parent;
 	pid_t thispid = getpid();
 	XColor xmousefg, xmousebg;

@@ -1168,19 +1171,16 @@ xinit(int cols, int rows)
 		| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
 	xw.attrs.colormap = xw.cmap;

-	root = XRootWindow(xw.dpy, xw.scr);
 	if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
-		parent = root;
-	xw.win = XCreateWindow(xw.dpy, root, xw.l, xw.t,
+		parent = XRootWindow(xw.dpy, xw.scr);
+	xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
 			win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
 			xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
 			| CWEventMask | CWColormap, &xw.attrs);
-	if (parent != root)
-		XReparentWindow(xw.dpy, xw.win, parent, xw.l, xw.t);

 	memset(&gcvalues, 0, sizeof(gcvalues));
 	gcvalues.graphics_exposures = False;
-	dc.gc = XCreateGC(xw.dpy, xw.win, GCGraphicsExposures,
+	dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures,
 			&gcvalues);
 	xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
 			DefaultDepth(xw.dpy, xw.scr));
@@ -1620,9 +1620,6 @@ xseticontitle(char *p)
 	XTextProperty prop;
 	DEFAULT(p, opt_title);

-	if (p[0] == '\0')
-		p = opt_title;
-
 	if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
 	                                &prop) != Success)
 		return;
@@ -1637,9 +1634,6 @@ xsettitle(char *p)
 	XTextProperty prop;
 	DEFAULT(p, opt_title);

-	if (p[0] == '\0')
-		p = opt_title;
-
 	if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
 	                                &prop) != Success)
 		return;
@@ -2036,6 +2030,47 @@ usage(void)
 	    " [stty_args ...]\n", argv0, argv0);
 }

+void
+nextscheme(const Arg *arg)
+{
+	colorscheme += arg->i;
+	if (colorscheme >= (int)LEN(schemes))
+		colorscheme = 0;
+	else if (colorscheme < 0)
+		colorscheme = LEN(schemes) - 1;
+	updatescheme();
+}
+
+void
+selectscheme(const Arg *arg)
+{
+	if (BETWEEN(arg->i, 0, LEN(schemes)-1)) {
+		colorscheme = arg->i;
+		updatescheme();
+	}
+}
+
+void
+updatescheme(void)
+{
+	int oldbg, oldfg;
+
+	oldbg = defaultbg;
+	oldfg = defaultfg;
+	colorname = schemes[colorscheme].colors;
+	defaultbg = schemes[colorscheme].bg;
+	defaultfg = schemes[colorscheme].fg;
+	defaultcs = schemes[colorscheme].cs;
+	defaultrcs = schemes[colorscheme].rcs;
+	xloadcols();
+	if (defaultbg != oldbg)
+		tupdatebgcolor(oldbg, defaultbg);
+	if (defaultfg != oldfg)
+		tupdatefgcolor(oldfg, defaultfg);
+	cresize(win.w, win.h);
+	redraw();
+}
+
 int
 main(int argc, char *argv[])
 {
@@ -2088,6 +2123,12 @@ main(int argc, char *argv[])
 	} ARGEND;

 run:
+	colorname = schemes[colorscheme].colors;
+	defaultbg = schemes[colorscheme].bg;
+	defaultfg = schemes[colorscheme].fg;
+	defaultcs = schemes[colorscheme].cs;
+	defaultrcs = schemes[colorscheme].rcs;
+
 	if (argc > 0) /* eat all remaining arguments */
 		opt_cmd = argv;