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-rw-r--r--Makefile3
-rw-r--r--boxdraw.c194
-rw-r--r--boxdraw_data.h214
-rw-r--r--config.h66
-rw-r--r--config.mk3
-rw-r--r--st.c272
-rw-r--r--st.h20
-rw-r--r--win.h2
-rw-r--r--x.c305
9 files changed, 712 insertions, 367 deletions
diff --git a/Makefile b/Makefile
index 470ac86..6dfa212 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@
include config.mk
-SRC = st.c x.c
+SRC = st.c x.c boxdraw.c
OBJ = $(SRC:.c=.o)
all: options st
@@ -23,6 +23,7 @@ config.h:
st.o: config.h st.h win.h
x.o: arg.h config.h st.h win.h
+boxdraw.o: config.h st.h boxdraw_data.h
$(OBJ): config.h config.mk
diff --git a/boxdraw.c b/boxdraw.c
new file mode 100644
index 0000000..28a92d0
--- /dev/null
+++ b/boxdraw.c
@@ -0,0 +1,194 @@
+/*
+ * Copyright 2018 Avi Halachmi (:avih) avihpit@yahoo.com https://github.com/avih
+ * MIT/X Consortium License
+ */
+
+#include <X11/Xft/Xft.h>
+#include "st.h"
+#include "boxdraw_data.h"
+
+/* Rounded non-negative integers division of n / d */
+#define DIV(n, d) (((n) + (d) / 2) / (d))
+
+static Display *xdpy;
+static Colormap xcmap;
+static XftDraw *xd;
+static Visual *xvis;
+
+static void drawbox(int, int, int, int, XftColor *, XftColor *, ushort);
+static void drawboxlines(int, int, int, int, XftColor *, ushort);
+
+/* public API */
+
+void
+boxdraw_xinit(Display *dpy, Colormap cmap, XftDraw *draw, Visual *vis)
+{
+ xdpy = dpy; xcmap = cmap; xd = draw, xvis = vis;
+}
+
+int
+isboxdraw(Rune u)
+{
+ Rune block = u & ~0xff;
+ return (boxdraw && block == 0x2500 && boxdata[(uint8_t)u]) ||
+ (boxdraw_braille && block == 0x2800);
+}
+
+/* the "index" is actually the entire shape data encoded as ushort */
+ushort
+boxdrawindex(const Glyph *g)
+{
+ if (boxdraw_braille && (g->u & ~0xff) == 0x2800)
+ return BRL | (uint8_t)g->u;
+ if (boxdraw_bold && (g->mode & ATTR_BOLD))
+ return BDB | boxdata[(uint8_t)g->u];
+ return boxdata[(uint8_t)g->u];
+}
+
+void
+drawboxes(int x, int y, int cw, int ch, XftColor *fg, XftColor *bg,
+ const XftGlyphFontSpec *specs, int len)
+{
+ for ( ; len-- > 0; x += cw, specs++)
+ drawbox(x, y, cw, ch, fg, bg, (ushort)specs->glyph);
+}
+
+/* implementation */
+
+void
+drawbox(int x, int y, int w, int h, XftColor *fg, XftColor *bg, ushort bd)
+{
+ ushort cat = bd & ~(BDB | 0xff); /* mask out bold and data */
+ if (bd & (BDL | BDA)) {
+ /* lines (light/double/heavy/arcs) */
+ drawboxlines(x, y, w, h, fg, bd);
+
+ } else if (cat == BBD) {
+ /* lower (8-X)/8 block */
+ int d = DIV((uint8_t)bd * h, 8);
+ XftDrawRect(xd, fg, x, y + d, w, h - d);
+
+ } else if (cat == BBU) {
+ /* upper X/8 block */
+ XftDrawRect(xd, fg, x, y, w, DIV((uint8_t)bd * h, 8));
+
+ } else if (cat == BBL) {
+ /* left X/8 block */
+ XftDrawRect(xd, fg, x, y, DIV((uint8_t)bd * w, 8), h);
+
+ } else if (cat == BBR) {
+ /* right (8-X)/8 block */
+ int d = DIV((uint8_t)bd * w, 8);
+ XftDrawRect(xd, fg, x + d, y, w - d, h);
+
+ } else if (cat == BBQ) {
+ /* Quadrants */
+ int w2 = DIV(w, 2), h2 = DIV(h, 2);
+ if (bd & TL)
+ XftDrawRect(xd, fg, x, y, w2, h2);
+ if (bd & TR)
+ XftDrawRect(xd, fg, x + w2, y, w - w2, h2);
+ if (bd & BL)
+ XftDrawRect(xd, fg, x, y + h2, w2, h - h2);
+ if (bd & BR)
+ XftDrawRect(xd, fg, x + w2, y + h2, w - w2, h - h2);
+
+ } else if (bd & BBS) {
+ /* Shades - data is 1/2/3 for 25%/50%/75% alpha, respectively */
+ int d = (uint8_t)bd;
+ XftColor xfc;
+ XRenderColor xrc = { .alpha = 0xffff };
+
+ xrc.red = DIV(fg->color.red * d + bg->color.red * (4 - d), 4);
+ xrc.green = DIV(fg->color.green * d + bg->color.green * (4 - d), 4);
+ xrc.blue = DIV(fg->color.blue * d + bg->color.blue * (4 - d), 4);
+
+ XftColorAllocValue(xdpy, xvis, xcmap, &xrc, &xfc);
+ XftDrawRect(xd, &xfc, x, y, w, h);
+ XftColorFree(xdpy, xvis, xcmap, &xfc);
+
+ } else if (cat == BRL) {
+ /* braille, each data bit corresponds to one dot at 2x4 grid */
+ int w1 = DIV(w, 2);
+ int h1 = DIV(h, 4), h2 = DIV(h, 2), h3 = DIV(3 * h, 4);
+
+ if (bd & 1) XftDrawRect(xd, fg, x, y, w1, h1);
+ if (bd & 2) XftDrawRect(xd, fg, x, y + h1, w1, h2 - h1);
+ if (bd & 4) XftDrawRect(xd, fg, x, y + h2, w1, h3 - h2);
+ if (bd & 8) XftDrawRect(xd, fg, x + w1, y, w - w1, h1);
+ if (bd & 16) XftDrawRect(xd, fg, x + w1, y + h1, w - w1, h2 - h1);
+ if (bd & 32) XftDrawRect(xd, fg, x + w1, y + h2, w - w1, h3 - h2);
+ if (bd & 64) XftDrawRect(xd, fg, x, y + h3, w1, h - h3);
+ if (bd & 128) XftDrawRect(xd, fg, x + w1, y + h3, w - w1, h - h3);
+
+ }
+}
+
+void
+drawboxlines(int x, int y, int w, int h, XftColor *fg, ushort bd)
+{
+ /* s: stem thickness. width/8 roughly matches underscore thickness. */
+ /* We draw bold as 1.5 * normal-stem and at least 1px thicker. */
+ /* doubles draw at least 3px, even when w or h < 3. bold needs 6px. */
+ int mwh = MIN(w, h);
+ int base_s = MAX(1, DIV(mwh, 8));
+ int bold = (bd & BDB) && mwh >= 6; /* possibly ignore boldness */
+ int s = bold ? MAX(base_s + 1, DIV(3 * base_s, 2)) : base_s;
+ int w2 = DIV(w - s, 2), h2 = DIV(h - s, 2);
+ /* the s-by-s square (x + w2, y + h2, s, s) is the center texel. */
+ /* The base length (per direction till edge) includes this square. */
+
+ int light = bd & (LL | LU | LR | LD);
+ int double_ = bd & (DL | DU | DR | DD);
+
+ if (light) {
+ /* d: additional (negative) length to not-draw the center */
+ /* texel - at arcs and avoid drawing inside (some) doubles */
+ int arc = bd & BDA;
+ int multi_light = light & (light - 1);
+ int multi_double = double_ & (double_ - 1);
+ /* light crosses double only at DH+LV, DV+LH (ref. shapes) */
+ int d = arc || (multi_double && !multi_light) ? -s : 0;
+
+ if (bd & LL)
+ XftDrawRect(xd, fg, x, y + h2, w2 + s + d, s);
+ if (bd & LU)
+ XftDrawRect(xd, fg, x + w2, y, s, h2 + s + d);
+ if (bd & LR)
+ XftDrawRect(xd, fg, x + w2 - d, y + h2, w - w2 + d, s);
+ if (bd & LD)
+ XftDrawRect(xd, fg, x + w2, y + h2 - d, s, h - h2 + d);
+ }
+
+ /* double lines - also align with light to form heavy when combined */
+ if (double_) {
+ /*
+ * going clockwise, for each double-ray: p is additional length
+ * to the single-ray nearer to the previous direction, and n to
+ * the next. p and n adjust from the base length to lengths
+ * which consider other doubles - shorter to avoid intersections
+ * (p, n), or longer to draw the far-corner texel (n).
+ */
+ int dl = bd & DL, du = bd & DU, dr = bd & DR, dd = bd & DD;
+ if (dl) {
+ int p = dd ? -s : 0, n = du ? -s : dd ? s : 0;
+ XftDrawRect(xd, fg, x, y + h2 + s, w2 + s + p, s);
+ XftDrawRect(xd, fg, x, y + h2 - s, w2 + s + n, s);
+ }
+ if (du) {
+ int p = dl ? -s : 0, n = dr ? -s : dl ? s : 0;
+ XftDrawRect(xd, fg, x + w2 - s, y, s, h2 + s + p);
+ XftDrawRect(xd, fg, x + w2 + s, y, s, h2 + s + n);
+ }
+ if (dr) {
+ int p = du ? -s : 0, n = dd ? -s : du ? s : 0;
+ XftDrawRect(xd, fg, x + w2 - p, y + h2 - s, w - w2 + p, s);
+ XftDrawRect(xd, fg, x + w2 - n, y + h2 + s, w - w2 + n, s);
+ }
+ if (dd) {
+ int p = dr ? -s : 0, n = dl ? -s : dr ? s : 0;
+ XftDrawRect(xd, fg, x + w2 + s, y + h2 - p, s, h - h2 + p);
+ XftDrawRect(xd, fg, x + w2 - s, y + h2 - n, s, h - h2 + n);
+ }
+ }
+}
diff --git a/boxdraw_data.h b/boxdraw_data.h
new file mode 100644
index 0000000..7890500
--- /dev/null
+++ b/boxdraw_data.h
@@ -0,0 +1,214 @@
+/*
+ * Copyright 2018 Avi Halachmi (:avih) avihpit@yahoo.com https://github.com/avih
+ * MIT/X Consortium License
+ */
+
+/*
+ * U+25XX codepoints data
+ *
+ * References:
+ * http://www.unicode.org/charts/PDF/U2500.pdf
+ * http://www.unicode.org/charts/PDF/U2580.pdf
+ *
+ * Test page:
+ * https://github.com/GNOME/vte/blob/master/doc/boxes.txt
+ */
+
+/* Each shape is encoded as 16-bits. Higher bits are category, lower are data */
+/* Categories (mutually exclusive except BDB): */
+/* For convenience, BDL/BDA/BBS/BDB are 1 bit each, the rest are enums */
+#define BDL (1<<8) /* Box Draw Lines (light/double/heavy) */
+#define BDA (1<<9) /* Box Draw Arc (light) */
+
+#define BBD (1<<10) /* Box Block Down (lower) X/8 */
+#define BBL (2<<10) /* Box Block Left X/8 */
+#define BBU (3<<10) /* Box Block Upper X/8 */
+#define BBR (4<<10) /* Box Block Right X/8 */
+#define BBQ (5<<10) /* Box Block Quadrants */
+#define BRL (6<<10) /* Box Braille (data is lower byte of U28XX) */
+
+#define BBS (1<<14) /* Box Block Shades */
+#define BDB (1<<15) /* Box Draw is Bold */
+
+/* (BDL/BDA) Light/Double/Heavy x Left/Up/Right/Down/Horizontal/Vertical */
+/* Heavy is light+double (literally drawing light+double align to form heavy) */
+#define LL (1<<0)
+#define LU (1<<1)
+#define LR (1<<2)
+#define LD (1<<3)
+#define LH (LL+LR)
+#define LV (LU+LD)
+
+#define DL (1<<4)
+#define DU (1<<5)
+#define DR (1<<6)
+#define DD (1<<7)
+#define DH (DL+DR)
+#define DV (DU+DD)
+
+#define HL (LL+DL)
+#define HU (LU+DU)
+#define HR (LR+DR)
+#define HD (LD+DD)
+#define HH (HL+HR)
+#define HV (HU+HD)
+
+/* (BBQ) Quadrants Top/Bottom x Left/Right */
+#define TL (1<<0)
+#define TR (1<<1)
+#define BL (1<<2)
+#define BR (1<<3)
+
+/* Data for U+2500 - U+259F except dashes/diagonals */
+static const unsigned short boxdata[256] = {
+ /* light lines */
+ [0x00] = BDL + LH, /* light horizontal */
+ [0x02] = BDL + LV, /* light vertical */
+ [0x0c] = BDL + LD + LR, /* light down and right */
+ [0x10] = BDL + LD + LL, /* light down and left */
+ [0x14] = BDL + LU + LR, /* light up and right */
+ [0x18] = BDL + LU + LL, /* light up and left */
+ [0x1c] = BDL + LV + LR, /* light vertical and right */
+ [0x24] = BDL + LV + LL, /* light vertical and left */
+ [0x2c] = BDL + LH + LD, /* light horizontal and down */
+ [0x34] = BDL + LH + LU, /* light horizontal and up */
+ [0x3c] = BDL + LV + LH, /* light vertical and horizontal */
+ [0x74] = BDL + LL, /* light left */
+ [0x75] = BDL + LU, /* light up */
+ [0x76] = BDL + LR, /* light right */
+ [0x77] = BDL + LD, /* light down */
+
+ /* heavy [+light] lines */
+ [0x01] = BDL + HH,
+ [0x03] = BDL + HV,
+ [0x0d] = BDL + HR + LD,
+ [0x0e] = BDL + HD + LR,
+ [0x0f] = BDL + HD + HR,
+ [0x11] = BDL + HL + LD,
+ [0x12] = BDL + HD + LL,
+ [0x13] = BDL + HD + HL,
+ [0x15] = BDL + HR + LU,
+ [0x16] = BDL + HU + LR,
+ [0x17] = BDL + HU + HR,
+ [0x19] = BDL + HL + LU,
+ [0x1a] = BDL + HU + LL,
+ [0x1b] = BDL + HU + HL,
+ [0x1d] = BDL + HR + LV,
+ [0x1e] = BDL + HU + LD + LR,
+ [0x1f] = BDL + HD + LR + LU,
+ [0x20] = BDL + HV + LR,
+ [0x21] = BDL + HU + HR + LD,
+ [0x22] = BDL + HD + HR + LU,
+ [0x23] = BDL + HV + HR,
+ [0x25] = BDL + HL + LV,
+ [0x26] = BDL + HU + LD + LL,
+ [0x27] = BDL + HD + LU + LL,
+ [0x28] = BDL + HV + LL,
+ [0x29] = BDL + HU + HL + LD,
+ [0x2a] = BDL + HD + HL + LU,
+ [0x2b] = BDL + HV + HL,
+ [0x2d] = BDL + HL + LD + LR,
+ [0x2e] = BDL + HR + LL + LD,
+ [0x2f] = BDL + HH + LD,
+ [0x30] = BDL + HD + LH,
+ [0x31] = BDL + HD + HL + LR,
+ [0x32] = BDL + HR + HD + LL,
+ [0x33] = BDL + HH + HD,
+ [0x35] = BDL + HL + LU + LR,
+ [0x36] = BDL + HR + LU + LL,
+ [0x37] = BDL + HH + LU,
+ [0x38] = BDL + HU + LH,
+ [0x39] = BDL + HU + HL + LR,
+ [0x3a] = BDL + HU + HR + LL,
+ [0x3b] = BDL + HH + HU,
+ [0x3d] = BDL + HL + LV + LR,
+ [0x3e] = BDL + HR + LV + LL,
+ [0x3f] = BDL + HH + LV,
+ [0x40] = BDL + HU + LH + LD,
+ [0x41] = BDL + HD + LH + LU,
+ [0x42] = BDL + HV + LH,
+ [0x43] = BDL + HU + HL + LD + LR,
+ [0x44] = BDL + HU + HR + LD + LL,
+ [0x45] = BDL + HD + HL + LU + LR,
+ [0x46] = BDL + HD + HR + LU + LL,
+ [0x47] = BDL + HH + HU + LD,
+ [0x48] = BDL + HH + HD + LU,
+ [0x49] = BDL + HV + HL + LR,
+ [0x4a] = BDL + HV + HR + LL,
+ [0x4b] = BDL + HV + HH,
+ [0x78] = BDL + HL,
+ [0x79] = BDL + HU,
+ [0x7a] = BDL + HR,
+ [0x7b] = BDL + HD,
+ [0x7c] = BDL + HR + LL,
+ [0x7d] = BDL + HD + LU,
+ [0x7e] = BDL + HL + LR,
+ [0x7f] = BDL + HU + LD,
+
+ /* double [+light] lines */
+ [0x50] = BDL + DH,
+ [0x51] = BDL + DV,
+ [0x52] = BDL + DR + LD,
+ [0x53] = BDL + DD + LR,
+ [0x54] = BDL + DR + DD,
+ [0x55] = BDL + DL + LD,
+ [0x56] = BDL + DD + LL,
+ [0x57] = BDL + DL + DD,
+ [0x58] = BDL + DR + LU,
+ [0x59] = BDL + DU + LR,
+ [0x5a] = BDL + DU + DR,
+ [0x5b] = BDL + DL + LU,
+ [0x5c] = BDL + DU + LL,
+ [0x5d] = BDL + DL + DU,
+ [0x5e] = BDL + DR + LV,
+ [0x5f] = BDL + DV + LR,
+ [0x60] = BDL + DV + DR,
+ [0x61] = BDL + DL + LV,
+ [0x62] = BDL + DV + LL,
+ [0x63] = BDL + DV + DL,
+ [0x64] = BDL + DH + LD,
+ [0x65] = BDL + DD + LH,
+ [0x66] = BDL + DD + DH,
+ [0x67] = BDL + DH + LU,
+ [0x68] = BDL + DU + LH,
+ [0x69] = BDL + DH + DU,
+ [0x6a] = BDL + DH + LV,
+ [0x6b] = BDL + DV + LH,
+ [0x6c] = BDL + DH + DV,
+
+ /* (light) arcs */
+ [0x6d] = BDA + LD + LR,
+ [0x6e] = BDA + LD + LL,
+ [0x6f] = BDA + LU + LL,
+ [0x70] = BDA + LU + LR,
+
+ /* Lower (Down) X/8 block (data is 8 - X) */
+ [0x81] = BBD + 7, [0x82] = BBD + 6, [0x83] = BBD + 5, [0x84] = BBD + 4,
+ [0x85] = BBD + 3, [0x86] = BBD + 2, [0x87] = BBD + 1, [0x88] = BBD + 0,
+
+ /* Left X/8 block (data is X) */
+ [0x89] = BBL + 7, [0x8a] = BBL + 6, [0x8b] = BBL + 5, [0x8c] = BBL + 4,
+ [0x8d] = BBL + 3, [0x8e] = BBL + 2, [0x8f] = BBL + 1,
+
+ /* upper 1/2 (4/8), 1/8 block (X), right 1/2, 1/8 block (8-X) */
+ [0x80] = BBU + 4, [0x94] = BBU + 1,
+ [0x90] = BBR + 4, [0x95] = BBR + 7,
+
+ /* Quadrants */
+ [0x96] = BBQ + BL,
+ [0x97] = BBQ + BR,
+ [0x98] = BBQ + TL,
+ [0x99] = BBQ + TL + BL + BR,
+ [0x9a] = BBQ + TL + BR,
+ [0x9b] = BBQ + TL + TR + BL,
+ [0x9c] = BBQ + TL + TR + BR,
+ [0x9d] = BBQ + TR,
+ [0x9e] = BBQ + BL + TR,
+ [0x9f] = BBQ + BL + TR + BR,
+
+ /* Shades, data is an alpha value in 25% units (1/4, 1/2, 3/4) */
+ [0x91] = BBS + 1, [0x92] = BBS + 2, [0x93] = BBS + 3,
+
+ /* U+2504 - U+250B, U+254C - U+254F: unsupported (dashes) */
+ /* U+2571 - U+2573: unsupported (diagonals) */
+};
diff --git a/config.h b/config.h
index 97f1f6d..0b699f3 100644
--- a/config.h
+++ b/config.h
@@ -6,12 +6,6 @@
* font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html
*/
static char *font = "FiraCode Nerd Font Mono:style=Regular:pixelsize=16:antialias=true:autohint=true";
-/* Spare fonts */
-static char *font2[] = {
-/* "Inconsolata for Powerline:pixelsize=12:antialias=true:autohint=true", */
-/* "Hack Nerd Font Mono:pixelsize=11:antialias=true:autohint=true", */
-};
-
static int borderpx = 20;
/*
@@ -74,6 +68,18 @@ static unsigned int blinktimeout = 800;
static unsigned int cursorthickness = 2;
/*
+ * 1: render most of the lines/blocks characters without using the font for
+ * perfect alignment between cells (U2500 - U259F except dashes/diagonals).
+ * Bold affects lines thickness if boxdraw_bold is not 0. Italic is ignored.
+ * 0: disable (render all U25XX glyphs normally from the font).
+ */
+const int boxdraw = 0;
+const int boxdraw_bold = 0;
+
+/* braille (U28XX): 1: render as adjacent "pixels", 0: use font */
+const int boxdraw_braille = 0;
+
+/*
* bell volume. It must be a value between -100 and 100. Use 0 for disabling
* it
*/
@@ -100,36 +106,29 @@ char *termname = "st-256color";
unsigned int tabspaces = 8;
/* bg opacity */
-float alpha = 1.0, alphaUnfocused = 1.0;
+float alpha = 1;
/* Terminal colors (16 first used in escape sequence) */
static const char *colorname[] = {
/* 8 normal colors */
- "#282828", /* black */
- "#cc241d", /* red */
- "#98971a", /* green */
- "#d79921", /* yellow */
- "#458588", /* blue */
- "#b16286", /* magenta */
- "#689d6a", /* cyan */
- "#a89984", /* gray */
+ [0] = "#282828", /* hard contrast: #1d2021 / soft contrast: #32302f */
+ [1] = "#cc241d", /* red */
+ [2] = "#98971a", /* green */
+ [3] = "#d79921", /* yellow */
+ [4] = "#458588", /* blue */
+ [5] = "#b16286", /* magenta */
+ [6] = "#689d6a", /* cyan */
+ [7] = "#a89984", /* white */
/* 8 bright colors */
- "#928374", /* gray */
- "#fb4934", /* red */
- "#b8bb26", /* green */
- "#fabd2f", /* yellow */
- "#83a598", /* blue */
- "#d3869b", /* magenta */
- "#8ec07c", /* cyan */
- "#ebdbb2", /* white */
-
- [255] = 0,
-
- /* more colors can be added after 255 to use with DefaultXX */
- "#cccccc",
- "#555555",
- "black",
+ [8] = "#928374", /* black */
+ [9] = "#fb4934", /* red */
+ [10] = "#b8bb26", /* green */
+ [11] = "#fabd2f", /* yellow */
+ [12] = "#83a598", /* blue */
+ [13] = "#d3869b", /* magenta */
+ [14] = "#8ec07c", /* cyan */
+ [15] = "#ebdbb2", /* white */
};
@@ -139,9 +138,8 @@ static const char *colorname[] = {
*/
unsigned int defaultfg = 7;
unsigned int defaultbg = 0;
-static unsigned int defaultcs = 15;
+unsigned int defaultcs = 15;
static unsigned int defaultrcs = 8;
-unsigned int bg = 0, bgUnfocused = 0;
/*
* Default shape of cursor
@@ -198,8 +196,6 @@ static uint forcemousemod = ShiftMask;
*/
static MouseShortcut mshortcuts[] = {
/* mask button function argument release */
- { ShiftMask, Button4, kscrollup, {.i = 1} },
- { ShiftMask, Button5, kscrolldown, {.i = 1} },
{ XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 },
{ ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} },
{ XK_ANY_MOD, Button4, ttysend, {.s = "\031"} },
@@ -225,8 +221,6 @@ static Shortcut shortcuts[] = {
{ TERMMOD, XK_Y, selpaste, {.i = 0} },
{ ShiftMask, XK_Insert, selpaste, {.i = 0} },
{ TERMMOD, XK_Num_Lock, numlock, {.i = 0} },
- { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} },
- { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} },
};
/*
diff --git a/config.mk b/config.mk
index aaa54ff..7ec090b 100644
--- a/config.mk
+++ b/config.mk
@@ -1,5 +1,5 @@
# st version
-VERSION = 0.8.4
+VERSION = 0.8.5
# Customize below to fit your system
@@ -30,6 +30,7 @@ STLDFLAGS = $(LIBS) $(LDFLAGS)
#LIBS = -L$(X11LIB) -lm -lX11 -lutil -lXft \
# `$(PKG_CONFIG) --libs fontconfig` \
# `$(PKG_CONFIG) --libs freetype2`
+#MANPREFIX = ${PREFIX}/man
# compiler and linker
# CC = c99
diff --git a/st.c b/st.c
index 5a8af95..670599d 100644
--- a/st.c
+++ b/st.c
@@ -35,7 +35,6 @@
#define ESC_ARG_SIZ 16
#define STR_BUF_SIZ ESC_BUF_SIZ
#define STR_ARG_SIZ ESC_ARG_SIZ
-#define HISTSIZE 2000
/* macros */
#define IS_SET(flag) ((term.mode & (flag)) != 0)
@@ -43,9 +42,6 @@
#define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f))
#define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c))
#define ISDELIM(u) (u && wcschr(worddelimiters, u))
-#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - \
- term.scr + HISTSIZE + 1) % HISTSIZE] : \
- term.line[(y) - term.scr])
enum term_mode {
MODE_WRAP = 1 << 0,
@@ -119,9 +115,6 @@ typedef struct {
int col; /* nb col */
Line *line; /* screen */
Line *alt; /* alternate screen */
- Line hist[HISTSIZE]; /* history buffer */
- int histi; /* history index */
- int scr; /* scroll back */
int *dirty; /* dirtyness of lines */
TCursor c; /* cursor */
int ocx; /* old cursor col */
@@ -168,6 +161,7 @@ static void csidump(void);
static void csihandle(void);
static void csiparse(void);
static void csireset(void);
+static void osc_color_response(int, int, int);
static int eschandle(uchar);
static void strdump(void);
static void strhandle(void);
@@ -191,19 +185,20 @@ static void tnewline(int);
static void tputtab(int);
static void tputc(Rune);
static void treset(void);
-static void tscrollup(int, int, int);
-static void tscrolldown(int, int, int);
-static void tsetattr(int *, int);
-static void tsetchar(Rune, Glyph *, int, int);
+static void tscrollup(int, int);
+static void tscrolldown(int, int);
+static void tsetattr(const int *, int);
+static void tsetchar(Rune, const Glyph *, int, int);
static void tsetdirt(int, int);
static void tsetscroll(int, int);
static void tswapscreen(void);
-static void tsetmode(int, int, int *, int);
+static void tsetmode(int, int, const int *, int);
static int twrite(const char *, int, int);
+static void tfulldirt(void);
static void tcontrolcode(uchar );
static void tdectest(char );
static void tdefutf8(char);
-static int32_t tdefcolor(int *, int *, int);
+static int32_t tdefcolor(const int *, int *, int);
static void tdeftran(char);
static void tstrsequence(uchar);
@@ -232,10 +227,10 @@ static int iofd = 1;
static int cmdfd;
static pid_t pid;
-static uchar utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0};
-static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
-static Rune utfmin[UTF_SIZ + 1] = { 0, 0, 0x80, 0x800, 0x10000};
-static Rune utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
+static const uchar utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0};
+static const uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
+static const Rune utfmin[UTF_SIZ + 1] = { 0, 0, 0x80, 0x800, 0x10000};
+static const Rune utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
ssize_t
xwrite(int fd, const char *s, size_t len)
@@ -275,12 +270,14 @@ xrealloc(void *p, size_t len)
}
char *
-xstrdup(char *s)
+xstrdup(const char *s)
{
- if ((s = strdup(s)) == NULL)
+ char *p;
+
+ if ((p = strdup(s)) == NULL)
die("strdup: %s\n", strerror(errno));
- return s;
+ return p;
}
size_t
@@ -353,25 +350,10 @@ utf8validate(Rune *u, size_t i)
return i;
}
-static const char base64_digits[] = {
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 62, 0, 0, 0,
- 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 0, 0, 0, -1, 0, 0, 0, 0, 1,
- 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
- 22, 23, 24, 25, 0, 0, 0, 0, 0, 0, 26, 27, 28, 29, 30, 31, 32, 33, 34,
- 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
-
char
base64dec_getc(const char **src)
{
- while (**src && !isprint(**src))
+ while (**src && !isprint((unsigned char)**src))
(*src)++;
return **src ? *((*src)++) : '='; /* emulate padding if string ends */
}
@@ -381,6 +363,13 @@ base64dec(const char *src)
{
size_t in_len = strlen(src);
char *result, *dst;
+ static const char base64_digits[256] = {
+ [43] = 62, 0, 0, 0, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,
+ 0, 0, 0, -1, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12,
+ 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 0, 0, 0, 0,
+ 0, 0, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
+ 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51
+ };
if (in_len % 4)
in_len += 4 - (in_len % 4);
@@ -420,10 +409,10 @@ tlinelen(int y)
{
int i = term.col;
- if (TLINE(y)[i - 1].mode & ATTR_WRAP)
+ if (term.line[y][i - 1].mode & ATTR_WRAP)
return i;
- while (i > 0 && TLINE(y)[i - 1].u == ' ')
+ while (i > 0 && term.line[y][i - 1].u == ' ')
--i;
return i;
@@ -524,7 +513,7 @@ selsnap(int *x, int *y, int direction)
{
int newx, newy, xt, yt;
int delim, prevdelim;
- Glyph *gp, *prevgp;
+ const Glyph *gp, *prevgp;
switch (sel.snap) {
case SNAP_WORD:
@@ -532,7 +521,7 @@ selsnap(int *x, int *y, int direction)
* Snap around if the word wraps around at the end or
* beginning of a line.
*/
- prevgp = &TLINE(*y)[*x];
+ prevgp = &term.line[*y][*x];
prevdelim = ISDELIM(prevgp->u);
for (;;) {
newx = *x + direction;
@@ -547,14 +536,14 @@ selsnap(int *x, int *y, int direction)
yt = *y, xt = *x;
else
yt = newy, xt = newx;
- if (!(TLINE(yt)[xt].mode & ATTR_WRAP))
+ if (!(term.line[yt][xt].mode & ATTR_WRAP))
break;
}
if (newx >= tlinelen(newy))
break;
- gp = &TLINE(newy)[newx];
+ gp = &term.line[newy][newx];
delim = ISDELIM(gp->u);
if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim
|| (delim && gp->u != prevgp->u)))
@@ -575,14 +564,14 @@ selsnap(int *x, int *y, int direction)
*x = (direction < 0) ? 0 : term.col - 1;
if (direction < 0) {
for (; *y > 0; *y += direction) {
- if (!(TLINE(*y-1)[term.col-1].mode
+ if (!(term.line[*y-1][term.col-1].mode
& ATTR_WRAP)) {
break;
}
}
} else if (direction > 0) {
for (; *y < term.row-1; *y += direction) {
- if (!(TLINE(*y)[term.col-1].mode
+ if (!(term.line[*y][term.col-1].mode
& ATTR_WRAP)) {
break;
}
@@ -597,7 +586,7 @@ getsel(void)
{
char *str, *ptr;
int y, bufsize, lastx, linelen;
- Glyph *gp, *last;
+ const Glyph *gp, *last;
if (sel.ob.x == -1)
return NULL;
@@ -613,13 +602,13 @@ getsel(void)
}
if (sel.type == SEL_RECTANGULAR) {
- gp = &TLINE(y)[sel.nb.x];
+ gp = &term.line[y][sel.nb.x];
lastx = sel.ne.x;
} else {
- gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0];
+ gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0];
lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1;
}
- last = &TLINE(y)[MIN(lastx, linelen-1)];
+ last = &term.line[y][MIN(lastx, linelen-1)];
while (last >= gp && last->u == ' ')
--last;
@@ -764,7 +753,7 @@ stty(char **args)
}
int
-ttynew(char *line, char *cmd, char *out, char **args)
+ttynew(const char *line, char *cmd, const char *out, char **args)
{
int m, s;
@@ -797,14 +786,15 @@ ttynew(char *line, char *cmd, char *out, char **args)
break;
case 0:
close(iofd);
+ close(m);
setsid(); /* create a new process group */
dup2(s, 0);
dup2(s, 1);
dup2(s, 2);
if (ioctl(s, TIOCSCTTY, NULL) < 0)
die("ioctl TIOCSCTTY failed: %s\n", strerror(errno));
- close(s);
- close(m);
+ if (s > 2)
+ close(s);
#ifdef __OpenBSD__
if (pledge("stdio getpw proc exec", NULL) == -1)
die("pledge\n");
@@ -854,9 +844,6 @@ void
ttywrite(const char *s, size_t n, int may_echo)
{
const char *next;
- Arg arg = (Arg) { .i = term.scr };
-
- kscrolldown(&arg);
if (may_echo && IS_SET(MODE_ECHO))
twrite(s, n, 1);
@@ -1068,53 +1055,13 @@ tswapscreen(void)
}
void
-kscrolldown(const Arg* a)
-{
- int n = a->i;
-
- if (n < 0)
- n = term.row + n;
-
- if (n > term.scr)
- n = term.scr;
-
- if (term.scr > 0) {
- term.scr -= n;
- selscroll(0, -n);
- tfulldirt();
- }
-}
-
-void
-kscrollup(const Arg* a)
-{
- int n = a->i;
-
- if (n < 0)
- n = term.row + n;
-
- if (term.scr <= HISTSIZE-n) {
- term.scr += n;
- selscroll(0, n);
- tfulldirt();
- }
-}
-
-void
-tscrolldown(int orig, int n, int copyhist)
+tscrolldown(int orig, int n)
{
int i;
Line temp;
LIMIT(n, 0, term.bot-orig+1);
- if (copyhist) {
- term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE;
- temp = term.hist[term.histi];
- term.hist[term.histi] = term.line[term.bot];
- term.line[term.bot] = temp;
- }
-
tsetdirt(orig, term.bot-n);
tclearregion(0, term.bot-n+1, term.col-1, term.bot);
@@ -1124,28 +1071,17 @@ tscrolldown(int orig, int n, int copyhist)
term.line[i-n] = temp;
}
- if (term.scr == 0)
- selscroll(orig, n);
+ selscroll(orig, n);
}
void
-tscrollup(int orig, int n, int copyhist)
+tscrollup(int orig, int n)
{
int i;
Line temp;
LIMIT(n, 0, term.bot-orig+1);
- if (copyhist) {
- term.histi = (term.histi + 1) % HISTSIZE;
- temp = term.hist[term.histi];
- term.hist[term.histi] = term.line[orig];
- term.line[orig] = temp;
- }
-
- if (term.scr > 0 && term.scr < HISTSIZE)
- term.scr = MIN(term.scr + n, HISTSIZE-1);
-
tclearregion(0, orig, term.col-1, orig+n-1);
tsetdirt(orig+n, term.bot);
@@ -1155,8 +1091,7 @@ tscrollup(int orig, int n, int copyhist)
term.line[i+n] = temp;
}
- if (term.scr == 0)
- selscroll(orig, -n);
+ selscroll(orig, -n);
}
void
@@ -1185,7 +1120,7 @@ tnewline(int first_col)
int y = term.c.y;
if (y == term.bot) {
- tscrollup(term.top, 1, 1);
+ tscrollup(term.top, 1);
} else {
y++;
}
@@ -1247,9 +1182,9 @@ tmoveto(int x, int y)
}
void
-tsetchar(Rune u, Glyph *attr, int x, int y)
+tsetchar(Rune u, const Glyph *attr, int x, int y)
{
- static char *vt100_0[62] = { /* 0x41 - 0x7e */
+ static const char *vt100_0[62] = { /* 0x41 - 0x7e */
"↑", "↓", "→", "←", "█", "▚", "☃", /* A - G */
0, 0, 0, 0, 0, 0, 0, 0, /* H - O */
0, 0, 0, 0, 0, 0, 0, 0, /* P - W */
@@ -1280,6 +1215,9 @@ tsetchar(Rune u, Glyph *attr, int x, int y)
term.dirty[y] = 1;
term.line[y][x] = *attr;
term.line[y][x].u = u;
+
+ if (isboxdraw(u))
+ term.line[y][x].mode |= ATTR_BOXDRAW;
}
void
@@ -1350,18 +1288,18 @@ void
tinsertblankline(int n)
{
if (BETWEEN(term.c.y, term.top, term.bot))
- tscrolldown(term.c.y, n, 0);
+ tscrolldown(term.c.y, n);
}
void
tdeleteline(int n)
{
if (BETWEEN(term.c.y, term.top, term.bot))
- tscrollup(term.c.y, n, 0);
+ tscrollup(term.c.y, n);
}
int32_t
-tdefcolor(int *attr, int *npar, int l)
+tdefcolor(const int *attr, int *npar, int l)
{
int32_t idx = -1;
uint r, g, b;
@@ -1411,7 +1349,7 @@ tdefcolor(int *attr, int *npar, int l)
}
void
-tsetattr(int *attr, int l)
+tsetattr(const int *attr, int l)
{
int i;
int32_t idx;
@@ -1529,9 +1467,9 @@ tsetscroll(int t, int b)
}
void
-tsetmode(int priv, int set, int *args, int narg)
+tsetmode(int priv, int set, const int *args, int narg)
{
- int alt, *lim;
+ int alt; const int *lim;
for (lim = args + narg; args < lim; ++args) {
if (priv) {
@@ -1794,11 +1732,11 @@ csihandle(void)
break;
case 'S': /* SU -- Scroll <n> line up */
DEFAULT(csiescseq.arg[0], 1);
- tscrollup(term.top, csiescseq.arg[0], 0);
+ tscrollup(term.top, csiescseq.arg[0]);
break;
case 'T': /* SD -- Scroll <n> line down */
DEFAULT(csiescseq.arg[0], 1);
- tscrolldown(term.top, csiescseq.arg[0], 0);
+ tscrolldown(term.top, csiescseq.arg[0]);
break;
case 'L': /* IL -- Insert <n> blank lines */
DEFAULT(csiescseq.arg[0], 1);
@@ -1901,10 +1839,40 @@ csireset(void)
}
void
+osc_color_response(int num, int index, int is_osc4)
+{
+ int n;
+ char buf[32];
+ unsigned char r, g, b;
+
+ if (xgetcolor(is_osc4 ? num : index, &r, &g, &b)) {
+ fprintf(stderr, "erresc: failed to fetch %s color %d\n",
+ is_osc4 ? "osc4" : "osc",
+ is_osc4 ? num : index);
+ return;
+ }
+
+ n = snprintf(buf, sizeof buf, "\033]%s%d;rgb:%02x%02x/%02x%02x/%02x%02x\007",
+ is_osc4 ? "4;" : "", num, r, r, g, g, b, b);
+ if (n < 0 || n >= sizeof(buf)) {
+ fprintf(stderr, "error: %s while printing %s response\n",
+ n < 0 ? "snprintf failed" : "truncation occurred",
+ is_osc4 ? "osc4" : "osc");
+ } else {
+ ttywrite(buf, n, 1);
+ }
+}
+
+void
strhandle(void)
{
char *p = NULL, *dec;
int j, narg, par;
+ const struct { int idx; char *str; } osc_table[] = {
+ { defaultfg, "foreground" },
+ { defaultbg, "background" },
+ { defaultcs, "cursor" }
+ };
term.esc &= ~(ESC_STR_END|ESC_STR);
strparse();
@@ -1914,7 +1882,15 @@ strhandle(void)
case ']': /* OSC -- Operating System Command */
switch (par) {
case 0:
+ if (narg > 1) {
+ xsettitle(strescseq.args[1]);
+ xseticontitle(strescseq.args[1]);
+ }
+ return;
case 1:
+ if (narg > 1)
+ xseticontitle(strescseq.args[1]);
+ return;
case 2:
if (narg > 1)
xsettitle(strescseq.args[1]);
@@ -1930,14 +1906,35 @@ strhandle(void)
}
}
return;
+ case 10:
+ case 11:
+ case 12:
+ if (narg < 2)
+ break;
+ p = strescseq.args[1];
+ if ((j = par - 10) < 0 || j >= LEN(osc_table))
+ break; /* shouldn't be possible */
+
+ if (!strcmp(p, "?")) {
+ osc_color_response(par, osc_table[j].idx, 0);
+ } else if (xsetcolorname(osc_table[j].idx, p)) {
+ fprintf(stderr, "erresc: invalid %s color: %s\n",
+ osc_table[j].str, p);
+ } else {
+ tfulldirt();
+ }
+ return;
case 4: /* color set */
if (narg < 3)
break;
p = strescseq.args[2];
/* FALLTHROUGH */
- case 104: /* color reset, here p = NULL */
+ case 104: /* color reset */
j = (narg > 1) ? atoi(strescseq.args[1]) : -1;
- if (xsetcolorname(j, p)) {
+
+ if (p && !strcmp(p, "?")) {
+ osc_color_response(j, 0, 1);
+ } else if (xsetcolorname(j, p)) {
if (par == 104 && narg <= 1)
return; /* color reset without parameter */
fprintf(stderr, "erresc: invalid color j=%d, p=%s\n",
@@ -1947,7 +1944,7 @@ strhandle(void)
* TODO if defaultbg color is changed, borders
* are dirty
*/
- redraw();
+ tfulldirt();
}
return;
}
@@ -2073,7 +2070,7 @@ void
tdumpline(int n)
{
char buf[UTF_SIZ];
- Glyph *bp, *end;
+ const Glyph *bp, *end;
bp = &term.line[n][0];
end = &bp[MIN(tlinelen(n), term.col) - 1];
@@ -2302,7 +2299,7 @@ eschandle(uchar ascii)
return 0;
case 'D': /* IND -- Linefeed */
if (term.c.y == term.bot) {
- tscrollup(term.top, 1, 1);
+ tscrollup(term.top, 1);
} else {
tmoveto(term.c.x, term.c.y+1);
}
@@ -2315,7 +2312,7 @@ eschandle(uchar ascii)
break;
case 'M': /* RI -- Reverse index */
if (term.c.y == term.top) {
- tscrolldown(term.top, 1, 1);
+ tscrolldown(term.top, 1);
} else {
tmoveto(term.c.x, term.c.y-1);
}
@@ -2479,6 +2476,10 @@ check_control_code:
if (width == 2) {
gp->mode |= ATTR_WIDE;
if (term.c.x+1 < term.col) {
+ if (gp[1].mode == ATTR_WIDE && term.c.x+2 < term.col) {
+ gp[2].u = ' ';
+ gp[2].mode &= ~ATTR_WDUMMY;
+ }
gp[1].u = '\0';
gp[1].mode = ATTR_WDUMMY;
}
@@ -2525,7 +2526,7 @@ twrite(const char *buf, int buflen, int show_ctrl)
void
tresize(int col, int row)
{
- int i, j;
+ int i;
int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col);
int *bp;
@@ -2562,14 +2563,6 @@ tresize(int col, int row)
term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty));
term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs));
- for (i = 0; i < HISTSIZE; i++) {
- term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph));
- for (j = mincol; j < col; j++) {
- term.hist[i][j] = term.c.attr;
- term.hist[i][j].u = ' ';
- }
- }
-
/* resize each row to new width, zero-pad if needed */
for (i = 0; i < minrow; i++) {
term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph));
@@ -2628,7 +2621,7 @@ drawregion(int x1, int y1, int x2, int y2)
continue;
term.dirty[y] = 0;
- xdrawline(TLINE(y), x1, y, x2);
+ xdrawline(term.line[y], x1, y, x2);
}
}
@@ -2649,9 +2642,8 @@ draw(void)
cx--;
drawregion(0, 0, term.col, term.row);
- if (term.scr == 0)
- xdrawcursor(cx, term.c.y, term.line[term.c.y][cx],
- term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
+ xdrawcursor(cx, term.c.y, term.line[term.c.y][cx],
+ term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
term.ocx = cx;
term.ocy = term.c.y;
xfinishdraw();
diff --git a/st.h b/st.h
index 2c6188f..6d0c41e 100644
--- a/st.h
+++ b/st.h
@@ -33,6 +33,7 @@ enum glyph_attribute {
ATTR_WRAP = 1 << 8,
ATTR_WIDE = 1 << 9,
ATTR_WDUMMY = 1 << 10,
+ ATTR_BOXDRAW = 1 << 11,
ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT,
};
@@ -79,11 +80,8 @@ typedef union {
void die(const char *, ...);
void redraw(void);
-void tfulldirt(void);
void draw(void);
-void kscrolldown(const Arg *);
-void kscrollup(const Arg *);
void printscreen(const Arg *);
void printsel(const Arg *);
void sendbreak(const Arg *);
@@ -94,7 +92,7 @@ void tnew(int, int);
void tresize(int, int);
void tsetdirtattr(int);
void ttyhangup(void);
-int ttynew(char *, char *, char *, char **);
+int ttynew(const char *, char *, const char *, char **);
size_t ttyread(void);
void ttyresize(int, int);
void ttywrite(const char *, size_t, int);
@@ -112,7 +110,15 @@ size_t utf8encode(Rune, char *);
void *xmalloc(size_t);
void *xrealloc(void *, size_t);
-char *xstrdup(char *);
+char *xstrdup(const char *);
+
+int isboxdraw(Rune);
+ushort boxdrawindex(const Glyph *);
+#ifdef XFT_VERSION
+/* only exposed to x.c, otherwise we'll need Xft.h for the types */
+void boxdraw_xinit(Display *, Colormap, XftDraw *, Visual *);
+void drawboxes(int, int, int, int, XftColor *, XftColor *, const XftGlyphFontSpec *, int);
+#endif
/* config.h globals */
extern char *utmp;
@@ -126,4 +132,6 @@ extern char *termname;
extern unsigned int tabspaces;
extern unsigned int defaultfg;
extern unsigned int defaultbg;
-extern float alpha, alphaUnfocused;
+extern unsigned int defaultcs;
+extern const int boxdraw, boxdraw_bold, boxdraw_braille;
+extern float alpha;
diff --git a/win.h b/win.h
index a6ef1b9..6de960d 100644
--- a/win.h
+++ b/win.h
@@ -30,6 +30,8 @@ void xdrawline(Line, int, int, int);
void xfinishdraw(void);
void xloadcols(void);
int xsetcolorname(int, const char *);
+int xgetcolor(int, unsigned char *, unsigned char *, unsigned char *);
+void xseticontitle(char *);
void xsettitle(char *);
int xsetcursor(int);
void xsetmode(int, unsigned int);
diff --git a/x.c b/x.c
index 626207c..8d75809 100644
--- a/x.c
+++ b/x.c
@@ -53,7 +53,7 @@ typedef enum {
/* X modifiers */
#define XK_ANY_MOD UINT_MAX
#define XK_NO_MOD 0
-#define XK_SWITCH_MOD (1<<13)
+#define XK_SWITCH_MOD (1<<13|1<<14)
/* function definitions used in config.h */
static void clipcopy(const Arg *);
@@ -99,7 +99,7 @@ typedef struct {
Window win;
Drawable buf;
GlyphFontSpec *specbuf; /* font spec buffer used for rendering */
- Atom xembed, wmdeletewin, netwmname, netwmpid;
+ Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid;
struct {
XIM xim;
XIC xic;
@@ -163,9 +163,7 @@ static void xresize(int, int);
static void xhints(void);
static int xloadcolor(int, const char *, Color *);
static int xloadfont(Font *, FcPattern *);
-static void xloadfonts(char *, double);
-static int xloadsparefont(FcPattern *, int);
-static void xloadsparefonts(void);
+static void xloadfonts(const char *, double);
static void xunloadfont(Font *);
static void xunloadfonts(void);
static void xsetenv(void);
@@ -262,9 +260,7 @@ static char *opt_line = NULL;
static char *opt_name = NULL;
static char *opt_title = NULL;
-static int focused = 0;
-
-static int oldbutton = 3; /* button event on startup: 3 = release */
+static uint buttons; /* bit field of pressed buttons */
void
clipcopy(const Arg *dummy)
@@ -318,7 +314,6 @@ zoomabs(const Arg *arg)
{
xunloadfonts();
xloadfonts(usedfont, arg->f);
- xloadsparefonts();
cresize(0, 0);
redraw();
xhints();
@@ -377,59 +372,68 @@ mousesel(XEvent *e, int done)
void
mousereport(XEvent *e)
{
- int len, x = evcol(e), y = evrow(e),
- button = e->xbutton.button, state = e->xbutton.state;
+ int len, btn, code;
+ int x = evcol(e), y = evrow(e);
+ int state = e->xbutton.state;
char buf[40];
static int ox, oy;
- /* from urxvt */
- if (e->xbutton.type == MotionNotify) {
+ if (e->type == MotionNotify) {
if (x == ox && y == oy)
return;
if (!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY))
return;
- /* MOUSE_MOTION: no reporting if no button is pressed */
- if (IS_SET(MODE_MOUSEMOTION) && oldbutton == 3)
+ /* MODE_MOUSEMOTION: no reporting if no button is pressed */
+ if (IS_SET(MODE_MOUSEMOTION) && buttons == 0)
return;
-
- button = oldbutton + 32;
- ox = x;
- oy = y;
+ /* Set btn to lowest-numbered pressed button, or 12 if no
+ * buttons are pressed. */
+ for (btn = 1; btn <= 11 && !(buttons & (1<<(btn-1))); btn++)
+ ;
+ code = 32;
} else {
- if (!IS_SET(MODE_MOUSESGR) && e->xbutton.type == ButtonRelease) {
- button = 3;
- } else {
- button -= Button1;
- if (button >= 3)
- button += 64 - 3;
- }
- if (e->xbutton.type == ButtonPress) {
- oldbutton = button;
- ox = x;
- oy = y;
- } else if (e->xbutton.type == ButtonRelease) {
- oldbutton = 3;
+ btn = e->xbutton.button;
+ /* Only buttons 1 through 11 can be encoded */
+ if (btn < 1 || btn > 11)
+ return;
+ if (e->type == ButtonRelease) {
/* MODE_MOUSEX10: no button release reporting */
if (IS_SET(MODE_MOUSEX10))
return;
- if (button == 64 || button == 65)
+ /* Don't send release events for the scroll wheel */
+ if (btn == 4 || btn == 5)
return;
}
+ code = 0;
}
+ ox = x;
+ oy = y;
+
+ /* Encode btn into code. If no button is pressed for a motion event in
+ * MODE_MOUSEMANY, then encode it as a release. */
+ if ((!IS_SET(MODE_MOUSESGR) && e->type == ButtonRelease) || btn == 12)
+ code += 3;
+ else if (btn >= 8)
+ code += 128 + btn - 8;
+ else if (btn >= 4)
+ code += 64 + btn - 4;
+ else
+ code += btn - 1;
+
if (!IS_SET(MODE_MOUSEX10)) {
- button += ((state & ShiftMask ) ? 4 : 0)
- + ((state & Mod4Mask ) ? 8 : 0)
- + ((state & ControlMask) ? 16 : 0);
+ code += ((state & ShiftMask ) ? 4 : 0)
+ + ((state & Mod1Mask ) ? 8 : 0) /* meta key: alt */
+ + ((state & ControlMask) ? 16 : 0);
}
if (IS_SET(MODE_MOUSESGR)) {
len = snprintf(buf, sizeof(buf), "\033[<%d;%d;%d%c",
- button, x+1, y+1,
- e->xbutton.type == ButtonRelease ? 'm' : 'M');
+ code, x+1, y+1,
+ e->type == ButtonRelease ? 'm' : 'M');
} else if (x < 223 && y < 223) {
len = snprintf(buf, sizeof(buf), "\033[M%c%c%c",
- 32+button, 32+x+1, 32+y+1);
+ 32+code, 32+x+1, 32+y+1);
} else {
return;
}
@@ -472,9 +476,13 @@ mouseaction(XEvent *e, uint release)
void
bpress(XEvent *e)
{
+ int btn = e->xbutton.button;
struct timespec now;
int snap;
+ if (1 <= btn && btn <= 11)
+ buttons |= 1 << (btn-1);
+
if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) {
mousereport(e);
return;
@@ -483,7 +491,7 @@ bpress(XEvent *e)
if (mouseaction(e, 0))
return;
- if (e->xbutton.button == Button1) {
+ if (btn == Button1) {
/*
* If the user clicks below predefined timeouts specific
* snapping behaviour is exposed.
@@ -698,6 +706,11 @@ xsetsel(char *str)
void
brelease(XEvent *e)
{
+ int btn = e->xbutton.button;
+
+ if (1 <= btn && btn <= 11)
+ buttons &= ~(1 << (btn-1));
+
if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) {
mousereport(e);
return;
@@ -705,7 +718,7 @@ brelease(XEvent *e)
if (mouseaction(e, 1))
return;
- if (e->xbutton.button == Button1)
+ if (btn == Button1)
mousesel(e, 1);
}
@@ -790,41 +803,51 @@ xloadcolor(int i, const char *name, Color *ncolor)
}
void
-xloadalpha(void)
-{
- float const usedAlpha = focused ? alpha : alphaUnfocused;
- if (opt_alpha) alpha = strtof(opt_alpha, NULL);
- dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * usedAlpha);
- dc.col[defaultbg].pixel &= 0x00FFFFFF;
- dc.col[defaultbg].pixel |= (unsigned char)(0xff * usedAlpha) << 24;
-}
-
-void
xloadcols(void)
{
+ int i;
static int loaded;
Color *cp;
- if (!loaded) {
- dc.collen = 1 + (defaultbg = MAX(LEN(colorname), 256));
- dc.col = xmalloc((dc.collen) * sizeof(Color));
+ if (loaded) {
+ 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.col = xmalloc(dc.collen * sizeof(Color));
}
- for (int i = 0; i+1 < dc.collen; ++i)
+ for (i = 0; i < dc.collen; i++)
if (!xloadcolor(i, NULL, &dc.col[i])) {
if (colorname[i])
die("could not allocate color '%s'\n", colorname[i]);
else
die("could not allocate color %d\n", i);
}
- if (dc.collen) // cannot die, as the color is already loaded.
- xloadcolor(focused ?bg :bgUnfocused, NULL, &dc.col[defaultbg]);
- xloadalpha();
+ /* set alpha value of bg color */
+ if (opt_alpha)
+ alpha = strtof(opt_alpha, NULL);
+ dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha);
+ dc.col[defaultbg].pixel &= 0x00FFFFFF;
+ dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24;
loaded = 1;
}
int
+xgetcolor(int x, unsigned char *r, unsigned char *g, unsigned char *b)
+{
+ if (!BETWEEN(x, 0, dc.collen))
+ return 1;
+
+ *r = dc.col[x].color.red >> 8;
+ *g = dc.col[x].color.green >> 8;
+ *b = dc.col[x].color.blue >> 8;
+
+ return 0;
+}
+
+int
xsetcolorname(int x, const char *name)
{
Color ncolor;
@@ -977,7 +1000,7 @@ xloadfont(Font *f, FcPattern *pattern)
}
void
-xloadfonts(char *fontstr, double fontsize)
+xloadfonts(const char *fontstr, double fontsize)
{
FcPattern *pattern;
double fontval;
@@ -985,7 +1008,7 @@ xloadfonts(char *fontstr, double fontsize)
if (fontstr[0] == '-')
pattern = XftXlfdParse(fontstr, False, False);
else
- pattern = FcNameParse((FcChar8 *)fontstr);
+ pattern = FcNameParse((const FcChar8 *)fontstr);
if (!pattern)
die("can't open font %s\n", fontstr);
@@ -1046,101 +1069,6 @@ xloadfonts(char *fontstr, double fontsize)
FcPatternDestroy(pattern);
}
-int
-xloadsparefont(FcPattern *pattern, int flags)
-{
- FcPattern *match;
- FcResult result;
-
- match = FcFontMatch(NULL, pattern, &result);
- if (!match) {
- return 1;
- }
-
- if (!(frc[frclen].font = XftFontOpenPattern(xw.dpy, match))) {
- FcPatternDestroy(match);
- return 1;
- }
-
- frc[frclen].flags = flags;
- /* Believe U+0000 glyph will present in each default font */
- frc[frclen].unicodep = 0;
- frclen++;
-
- return 0;
-}
-
-void
-xloadsparefonts(void)
-{
- FcPattern *pattern;
- double sizeshift, fontval;
- int fc;
- char **fp;
-
- if (frclen != 0)
- die("can't embed spare fonts. cache isn't empty");
-
- /* Calculate count of spare fonts */
- fc = sizeof(font2) / sizeof(*font2);
- if (fc == 0)
- return;
-
- /* Allocate memory for cache entries. */
- if (frccap < 4 * fc) {
- frccap += 4 * fc - frccap;
- frc = xrealloc(frc, frccap * sizeof(Fontcache));
- }
-
- for (fp = font2; fp - font2 < fc; ++fp) {
-
- if (**fp == '-')
- pattern = XftXlfdParse(*fp, False, False);
- else
- pattern = FcNameParse((FcChar8 *)*fp);
-
- if (!pattern)
- die("can't open spare font %s\n", *fp);
-
- if (defaultfontsize > 0) {
- sizeshift = usedfontsize - defaultfontsize;
- if (sizeshift != 0 &&
- FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &fontval) ==
- FcResultMatch) {
- fontval += sizeshift;
- FcPatternDel(pattern, FC_PIXEL_SIZE);
- FcPatternDel(pattern, FC_SIZE);
- FcPatternAddDouble(pattern, FC_PIXEL_SIZE, fontval);
- }
- }
-
- FcPatternAddBool(pattern, FC_SCALABLE, 1);
-
- FcConfigSubstitute(NULL, pattern, FcMatchPattern);
- XftDefaultSubstitute(xw.dpy, xw.scr, pattern);
-
- if (xloadsparefont(pattern, FRC_NORMAL))
- die("can't open spare font %s\n", *fp);
-
- FcPatternDel(pattern, FC_SLANT);
- FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
- if (xloadsparefont(pattern, FRC_ITALIC))
- die("can't open spare font %s\n", *fp);
-
- FcPatternDel(pattern, FC_WEIGHT);
- FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
- if (xloadsparefont(pattern, FRC_ITALICBOLD))
- die("can't open spare font %s\n", *fp);
-
- FcPatternDel(pattern, FC_SLANT);
- FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN);
- if (xloadsparefont(pattern, FRC_BOLD))
- die("can't open spare font %s\n", *fp);
-
- FcPatternDestroy(pattern);
- }
-}
-
void
xunloadfont(Font *f)
{
@@ -1250,18 +1178,15 @@ xinit(int w, int h)
usedfont = (opt_font == NULL)? font : opt_font;
xloadfonts(usedfont, 0);
- /* spare fonts */
- xloadsparefonts();
-
/* colors */
xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None);
xloadcols();
/* adjust fixed window geometry */
switch (geometry) {
- case CellGeometry:
- win.w = 2 * borderpx + w * win.cw;
- win.h = 2 * borderpx + h * win.ch;
+ case CellGeometry:
+ win.w = 2 * win.hborderpx + 2 * borderpx + cols * win.cw;
+ win.h = 2 * win.vborderpx + 2 * borderpx + rows * win.ch;
break;
case PixelGeometry:
win.w = w;
@@ -1327,6 +1252,7 @@ xinit(int w, int h)
xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False);
xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False);
xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False);
+ xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False);
XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1);
xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False);
@@ -1346,6 +1272,8 @@ xinit(int w, int h)
xsel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0);
if (xsel.xtarget == None)
xsel.xtarget = XA_STRING;
+
+ boxdraw_xinit(xw.dpy, xw.cmap, xw.draw, xw.vis);
}
int
@@ -1392,8 +1320,13 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x
yp = winy + font->ascent;
}
- /* Lookup character index with default font. */
- glyphidx = XftCharIndex(xw.dpy, font->match, rune);
+ if (mode & ATTR_BOXDRAW) {
+ /* minor shoehorning: boxdraw uses only this ushort */
+ glyphidx = boxdrawindex(&glyphs[i]);
+ } else {
+ /* Lookup character index with default font. */
+ glyphidx = XftCharIndex(xw.dpy, font->match, rune);
+ }
if (glyphidx) {
specs[numspecs].font = font->match;
specs[numspecs].glyph = glyphidx;
@@ -1597,17 +1530,21 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
r.width = width;
XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1);
- /* Render the glyphs. */
- XftDrawGlyphFontSpec(xw.draw, fg, specs, len);
+ if (base.mode & ATTR_BOXDRAW) {
+ drawboxes(winx, winy, width / len, win.ch, fg, bg, specs, len);
+ } else {
+ /* Render the glyphs. */
+ XftDrawGlyphFontSpec(xw.draw, fg, specs, len);
+ }
/* Render underline and strikethrough. */
if (base.mode & ATTR_UNDERLINE) {
- XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent + 1,
+ XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent * chscale + 1,
width, 1);
}
if (base.mode & ATTR_STRUCK) {
- XftDrawRect(xw.draw, fg, winx, winy + 2 * dc.font.ascent / 3,
+ XftDrawRect(xw.draw, fg, winx, winy + 2 * dc.font.ascent * chscale / 3,
width, 1);
}
@@ -1641,7 +1578,7 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og)
/*
* Select the right color for the right mode.
*/
- g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE;
+ g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE|ATTR_BOXDRAW;
if (IS_SET(MODE_REVERSE)) {
g.mode |= ATTR_REVERSE;
@@ -1721,13 +1658,28 @@ xsetenv(void)
}
void
+xseticontitle(char *p)
+{
+ XTextProperty prop;
+ DEFAULT(p, opt_title);
+
+ if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
+ &prop) != Success)
+ return;
+ XSetWMIconName(xw.dpy, xw.win, &prop);
+ XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname);
+ XFree(prop.value);
+}
+
+void
xsettitle(char *p)
{
XTextProperty prop;
DEFAULT(p, opt_title);
- Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
- &prop);
+ if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
+ &prop) != Success)
+ return;
XSetWMName(xw.dpy, xw.win, &prop);
XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname);
XFree(prop.value);
@@ -1736,8 +1688,6 @@ xsettitle(char *p)
int
xstartdraw(void)
{
- if (IS_SET(MODE_VISIBLE))
- XCopyArea(xw.dpy, xw.win, xw.buf, dc.gc, 0, 0, win.w, win.h, 0, 0);
return IS_SET(MODE_VISIBLE);
}
@@ -1873,22 +1823,12 @@ focus(XEvent *ev)
xseturgency(0);
if (IS_SET(MODE_FOCUS))
ttywrite("\033[I", 3, 0);
- if (!focused) {
- focused = 1;
- xloadcols();
- tfulldirt();
- }
} else {
if (xw.ime.xic)
XUnsetICFocus(xw.ime.xic);
win.mode &= ~MODE_FOCUSED;
if (IS_SET(MODE_FOCUS))
ttywrite("\033[O", 3, 0);
- if (focused) {
- focused = 0;
- xloadcols();
- tfulldirt();
- }
}
}
@@ -2211,7 +2151,6 @@ run:
}
cols = MAX(cols, 1);
rows = MAX(rows, 1);
- defaultbg = MAX(LEN(colorname), 256);
tnew(cols, rows);
xsetenv();
selinit();
generated by cgit v1.2.3 (git 2.46.0) at 2026-07-18 09:57:36 +0000