dot/st/davidovski.patch

1463 lines
39 KiB
Diff

From a2c7269200007dc73d2a832544836d6aa2d324ea Mon Sep 17 00:00:00 2001
From: davidovski <david@davidovski.xyz>
Date: Sun, 16 Jul 2023 01:51:26 +0100
Subject: [PATCH] davidovski
---
Makefile | 6 +-
boxdraw.c | 194 +++++++++++++++++++++++++++++++++++++++
boxdraw_data.h | 214 +++++++++++++++++++++++++++++++++++++++++++
config.def.h | 60 +++++++++++-
st.c | 164 ++++++++++++++++++++++++++-------
st.desktop | 8 ++
st.h | 12 +++
st.info | 4 +-
win.h | 4 +-
x.c | 243 ++++++++++++++++++++++++++++++++++++++++++++++---
10 files changed, 861 insertions(+), 48 deletions(-)
create mode 100644 boxdraw.c
create mode 100644 boxdraw_data.h
create mode 100644 st.desktop
diff --git a/Makefile b/Makefile
index 470ac86..be32361 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
@@ -49,9 +50,12 @@ install: st
chmod 644 $(DESTDIR)$(MANPREFIX)/man1/st.1
tic -sx st.info
@echo Please see the README file regarding the terminfo entry of st.
+ mkdir -p $(DESTDIR)$(PREFIX)/share/applications
+ cp -f st.desktop $(DESTDIR)$(PREFIX)/share/applications
uninstall:
rm -f $(DESTDIR)$(PREFIX)/bin/st
rm -f $(DESTDIR)$(MANPREFIX)/man1/st.1
+ rm -f $(DESTDIR)$(PREFIX)/share/applications/st.desktop
.PHONY: all options clean dist install uninstall
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.def.h b/config.def.h
index 91ab8ca..b55e689 100644
--- a/config.def.h
+++ b/config.def.h
@@ -5,7 +5,13 @@
*
* font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html
*/
-static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
+static char *font = "Liberation Mono:pixelsize=10: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 = 2;
/*
@@ -67,6 +73,18 @@ 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
@@ -170,12 +188,50 @@ static unsigned int defaultattr = 11;
*/
static uint forcemousemod = ShiftMask;
+/*
+ * Xresources preferences to load at startup
+ */
+ResourcePref resources[] = {
+ { "font", STRING, &font },
+ { "color0", STRING, &colorname[0] },
+ { "color1", STRING, &colorname[1] },
+ { "color2", STRING, &colorname[2] },
+ { "color3", STRING, &colorname[3] },
+ { "color4", STRING, &colorname[4] },
+ { "color5", STRING, &colorname[5] },
+ { "color6", STRING, &colorname[6] },
+ { "color7", STRING, &colorname[7] },
+ { "color8", STRING, &colorname[8] },
+ { "color9", STRING, &colorname[9] },
+ { "color10", STRING, &colorname[10] },
+ { "color11", STRING, &colorname[11] },
+ { "color12", STRING, &colorname[12] },
+ { "color13", STRING, &colorname[13] },
+ { "color14", STRING, &colorname[14] },
+ { "color15", STRING, &colorname[15] },
+ { "background", STRING, &colorname[259] },
+ { "foreground", STRING, &colorname[258] },
+ { "cursorColor", STRING, &colorname[256] },
+ { "termname", STRING, &termname },
+ { "shell", STRING, &shell },
+ { "minlatency", INTEGER, &minlatency },
+ { "maxlatency", INTEGER, &maxlatency },
+ { "blinktimeout", INTEGER, &blinktimeout },
+ { "bellvolume", INTEGER, &bellvolume },
+ { "tabspaces", INTEGER, &tabspaces },
+ { "borderpx", INTEGER, &borderpx },
+ { "cwscale", FLOAT, &cwscale },
+ { "chscale", FLOAT, &chscale },
+};
+
/*
* Internal mouse shortcuts.
* Beware that overloading Button1 will disable the selection.
*/
static MouseShortcut mshortcuts[] = {
/* mask button function argument release */
+ { XK_ANY_MOD, Button4, kscrollup, {.i = 5} },
+ { XK_ANY_MOD, Button5, kscrolldown, {.i = 5} },
{ XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 },
{ ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} },
{ XK_ANY_MOD, Button4, ttysend, {.s = "\031"} },
@@ -201,6 +257,8 @@ 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/st.c b/st.c
index 623376e..bc95e89 100644
--- a/st.c
+++ b/st.c
@@ -35,6 +35,7 @@
#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)
@@ -42,6 +43,9 @@
#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,
@@ -115,6 +119,9 @@ 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 */
@@ -185,8 +192,8 @@ static void tnewline(int);
static void tputtab(int);
static void tputc(Rune);
static void treset(void);
-static void tscrollup(int, int);
-static void tscrolldown(int, int);
+static void tscrollup(int, int, int);
+static void tscrolldown(int, int, int);
static void tsetattr(const int *, int);
static void tsetchar(Rune, const Glyph *, int, int);
static void tsetdirt(int, int);
@@ -409,10 +416,10 @@ tlinelen(int y)
{
int i = term.col;
- if (term.line[y][i - 1].mode & ATTR_WRAP)
+ if (TLINE(y)[i - 1].mode & ATTR_WRAP)
return i;
- while (i > 0 && term.line[y][i - 1].u == ' ')
+ while (i > 0 && TLINE(y)[i - 1].u == ' ')
--i;
return i;
@@ -521,7 +528,7 @@ selsnap(int *x, int *y, int direction)
* Snap around if the word wraps around at the end or
* beginning of a line.
*/
- prevgp = &term.line[*y][*x];
+ prevgp = &TLINE(*y)[*x];
prevdelim = ISDELIM(prevgp->u);
for (;;) {
newx = *x + direction;
@@ -536,14 +543,14 @@ selsnap(int *x, int *y, int direction)
yt = *y, xt = *x;
else
yt = newy, xt = newx;
- if (!(term.line[yt][xt].mode & ATTR_WRAP))
+ if (!(TLINE(yt)[xt].mode & ATTR_WRAP))
break;
}
if (newx >= tlinelen(newy))
break;
- gp = &term.line[newy][newx];
+ gp = &TLINE(newy)[newx];
delim = ISDELIM(gp->u);
if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim
|| (delim && gp->u != prevgp->u)))
@@ -564,14 +571,14 @@ selsnap(int *x, int *y, int direction)
*x = (direction < 0) ? 0 : term.col - 1;
if (direction < 0) {
for (; *y > 0; *y += direction) {
- if (!(term.line[*y-1][term.col-1].mode
+ if (!(TLINE(*y-1)[term.col-1].mode
& ATTR_WRAP)) {
break;
}
}
} else if (direction > 0) {
for (; *y < term.row-1; *y += direction) {
- if (!(term.line[*y][term.col-1].mode
+ if (!(TLINE(*y)[term.col-1].mode
& ATTR_WRAP)) {
break;
}
@@ -602,13 +609,13 @@ getsel(void)
}
if (sel.type == SEL_RECTANGULAR) {
- gp = &term.line[y][sel.nb.x];
+ gp = &TLINE(y)[sel.nb.x];
lastx = sel.ne.x;
} else {
- gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0];
+ gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0];
lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1;
}
- last = &term.line[y][MIN(lastx, linelen-1)];
+ last = &TLINE(y)[MIN(lastx, linelen-1)];
while (last >= gp && last->u == ' ')
--last;
@@ -844,6 +851,9 @@ 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);
@@ -1055,13 +1065,53 @@ tswapscreen(void)
}
void
-tscrolldown(int orig, int n)
+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)
{
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);
@@ -1071,17 +1121,28 @@ tscrolldown(int orig, int n)
term.line[i-n] = temp;
}
- selscroll(orig, n);
+ if (term.scr == 0)
+ selscroll(orig, n);
}
void
-tscrollup(int orig, int n)
+tscrollup(int orig, int n, int copyhist)
{
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);
@@ -1091,7 +1152,8 @@ tscrollup(int orig, int n)
term.line[i+n] = temp;
}
- selscroll(orig, -n);
+ if (term.scr == 0)
+ selscroll(orig, -n);
}
void
@@ -1120,7 +1182,7 @@ tnewline(int first_col)
int y = term.c.y;
if (y == term.bot) {
- tscrollup(term.top, 1);
+ tscrollup(term.top, 1, 1);
} else {
y++;
}
@@ -1215,6 +1277,9 @@ tsetchar(Rune u, const 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
@@ -1285,14 +1350,14 @@ void
tinsertblankline(int n)
{
if (BETWEEN(term.c.y, term.top, term.bot))
- tscrolldown(term.c.y, n);
+ tscrolldown(term.c.y, n, 0);
}
void
tdeleteline(int n)
{
if (BETWEEN(term.c.y, term.top, term.bot))
- tscrollup(term.c.y, n);
+ tscrollup(term.c.y, n, 0);
}
int32_t
@@ -1729,11 +1794,11 @@ csihandle(void)
break;
case 'S': /* SU -- Scroll <n> line up */
DEFAULT(csiescseq.arg[0], 1);
- tscrollup(term.top, csiescseq.arg[0]);
+ tscrollup(term.top, csiescseq.arg[0], 0);
break;
case 'T': /* SD -- Scroll <n> line down */
DEFAULT(csiescseq.arg[0], 1);
- tscrolldown(term.top, csiescseq.arg[0]);
+ tscrolldown(term.top, csiescseq.arg[0], 0);
break;
case 'L': /* IL -- Insert <n> blank lines */
DEFAULT(csiescseq.arg[0], 1);
@@ -1809,6 +1874,33 @@ csihandle(void)
goto unknown;
}
break;
+ case 't': /* title stack operations */
+ switch (csiescseq.arg[0]) {
+ case 22: /* pust current title on stack */
+ switch (csiescseq.arg[1]) {
+ case 0:
+ case 1:
+ case 2:
+ xpushtitle();
+ break;
+ default:
+ goto unknown;
+ }
+ break;
+ case 23: /* pop last title from stack */
+ switch (csiescseq.arg[1]) {
+ case 0:
+ case 1:
+ case 2:
+ xsettitle(NULL, 1);
+ break;
+ default:
+ goto unknown;
+ }
+ break;
+ default:
+ goto unknown;
+ }
}
}
@@ -1887,7 +1979,7 @@ strhandle(void)
switch (par) {
case 0:
if (narg > 1) {
- xsettitle(strescseq.args[1]);
+ xsettitle(strescseq.args[1], 0);
xseticontitle(strescseq.args[1]);
}
return;
@@ -1897,7 +1989,7 @@ strhandle(void)
return;
case 2:
if (narg > 1)
- xsettitle(strescseq.args[1]);
+ xsettitle(strescseq.args[1], 0);
return;
case 52:
if (narg > 2 && allowwindowops) {
@@ -1956,7 +2048,7 @@ strhandle(void)
}
break;
case 'k': /* old title set compatibility */
- xsettitle(strescseq.args[0]);
+ xsettitle(strescseq.args[0], 0);
return;
case 'P': /* DCS -- Device Control String */
case '_': /* APC -- Application Program Command */
@@ -2305,7 +2397,7 @@ eschandle(uchar ascii)
return 0;
case 'D': /* IND -- Linefeed */
if (term.c.y == term.bot) {
- tscrollup(term.top, 1);
+ tscrollup(term.top, 1, 1);
} else {
tmoveto(term.c.x, term.c.y+1);
}
@@ -2318,7 +2410,7 @@ eschandle(uchar ascii)
break;
case 'M': /* RI -- Reverse index */
if (term.c.y == term.top) {
- tscrolldown(term.top, 1);
+ tscrolldown(term.top, 1, 1);
} else {
tmoveto(term.c.x, term.c.y-1);
}
@@ -2328,6 +2420,7 @@ eschandle(uchar ascii)
break;
case 'c': /* RIS -- Reset to initial state */
treset();
+ xfreetitlestack();
resettitle();
xloadcols();
break;
@@ -2537,7 +2630,7 @@ twrite(const char *buf, int buflen, int show_ctrl)
void
tresize(int col, int row)
{
- int i;
+ int i, j;
int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col);
int *bp;
@@ -2574,6 +2667,14 @@ 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));
@@ -2619,7 +2720,7 @@ tresize(int col, int row)
void
resettitle(void)
{
- xsettitle(NULL);
+ xsettitle(NULL, 0);
}
void
@@ -2632,7 +2733,7 @@ drawregion(int x1, int y1, int x2, int y2)
continue;
term.dirty[y] = 0;
- xdrawline(term.line[y], x1, y, x2);
+ xdrawline(TLINE(y), x1, y, x2);
}
}
@@ -2653,8 +2754,9 @@ draw(void)
cx--;
drawregion(0, 0, term.col, term.row);
- xdrawcursor(cx, term.c.y, term.line[term.c.y][cx],
- term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
+ 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]);
term.ocx = cx;
term.ocy = term.c.y;
xfinishdraw();
diff --git a/st.desktop b/st.desktop
new file mode 100644
index 0000000..49029d8
--- /dev/null
+++ b/st.desktop
@@ -0,0 +1,8 @@
+[Desktop Entry]
+Name=st
+Comment=st is a simple terminal implementation for X
+Exec=st
+Icon=utilities-terminal
+Terminal=false
+Type=Application
+Categories=System;TerminalEmulator;
diff --git a/st.h b/st.h
index fd3b0d8..f6bd3b4 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,
};
@@ -81,6 +82,8 @@ void die(const char *, ...);
void redraw(void);
void draw(void);
+void kscrolldown(const Arg *);
+void kscrollup(const Arg *);
void printscreen(const Arg *);
void printsel(const Arg *);
void sendbreak(const Arg *);
@@ -111,6 +114,14 @@ void *xmalloc(size_t);
void *xrealloc(void *, size_t);
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;
extern char *scroll;
@@ -124,3 +135,4 @@ extern unsigned int tabspaces;
extern unsigned int defaultfg;
extern unsigned int defaultbg;
extern unsigned int defaultcs;
+extern const int boxdraw, boxdraw_bold, boxdraw_braille;
diff --git a/st.info b/st.info
index 8201ad6..aeef606 100644
--- a/st.info
+++ b/st.info
@@ -161,7 +161,7 @@ st-mono| simpleterm monocolor,
rin=\E[%p1%dT,
ritm=\E[23m,
rmacs=\E(B,
- rmcup=\E[?1049l,
+ rmcup=\E[?1049l\E[23;0;0t,
rmir=\E[4l,
rmkx=\E[?1l\E>,
rmso=\E[27m,
@@ -172,7 +172,7 @@ st-mono| simpleterm monocolor,
sitm=\E[3m,
sgr0=\E[0m,
smacs=\E(0,
- smcup=\E[?1049h,
+ smcup=\E[?1049h\E[22;0;0t,
smir=\E[4h,
smkx=\E[?1h\E=,
smso=\E[7m,
diff --git a/win.h b/win.h
index 6de960d..2a40aa0 100644
--- a/win.h
+++ b/win.h
@@ -32,7 +32,9 @@ void xloadcols(void);
int xsetcolorname(int, const char *);
int xgetcolor(int, unsigned char *, unsigned char *, unsigned char *);
void xseticontitle(char *);
-void xsettitle(char *);
+void xfreetitlestack(void);
+void xsettitle(char *, int);
+void xpushtitle(void);
int xsetcursor(int);
void xsetmode(int, unsigned int);
void xsetpointermotion(int);
diff --git a/x.c b/x.c
index aa09997..5d2c640 100644
--- a/x.c
+++ b/x.c
@@ -14,6 +14,7 @@
#include <X11/keysym.h>
#include <X11/Xft/Xft.h>
#include <X11/XKBlib.h>
+#include <X11/Xresource.h>
char *argv0;
#include "arg.h"
@@ -45,6 +46,19 @@ typedef struct {
signed char appcursor; /* application cursor */
} Key;
+/* Xresources preferences */
+enum resource_type {
+ STRING = 0,
+ INTEGER = 1,
+ FLOAT = 2
+};
+
+typedef struct {
+ char *name;
+ enum resource_type type;
+ void *dst;
+} ResourcePref;
+
/* X modifiers */
#define XK_ANY_MOD UINT_MAX
#define XK_NO_MOD 0
@@ -63,6 +77,9 @@ static void ttysend(const Arg *);
/* config.h for applying patches and the configuration. */
#include "config.h"
+/* size of title stack */
+#define TITLESTACKSIZE 8
+
/* XEMBED messages */
#define XEMBED_FOCUS_IN 4
#define XEMBED_FOCUS_OUT 5
@@ -157,6 +174,8 @@ static void xhints(void);
static int xloadcolor(int, const char *, Color *);
static int xloadfont(Font *, FcPattern *);
static void xloadfonts(const char *, double);
+static int xloadsparefont(FcPattern *, int);
+static void xloadsparefonts(void);
static void xunloadfont(Font *);
static void xunloadfonts(void);
static void xsetenv(void);
@@ -220,6 +239,8 @@ static DC dc;
static XWindow xw;
static XSelection xsel;
static TermWindow win;
+static int tstki; /* title stack index */
+static char *titlestack[TITLESTACKSIZE]; /* title stack */
/* Font Ring Cache */
enum {
@@ -306,6 +327,7 @@ zoomabs(const Arg *arg)
{
xunloadfonts();
xloadfonts(usedfont, arg->f);
+ xloadsparefonts();
cresize(0, 0);
redraw();
xhints();
@@ -686,6 +708,8 @@ setsel(char *str, Time t)
XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t);
if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win)
selclear();
+
+ xclipcopy();
}
void
@@ -859,8 +883,8 @@ xclear(int x1, int y1, int x2, int y2)
void
xhints(void)
{
- XClassHint class = {opt_name ? opt_name : termname,
- opt_class ? opt_class : termname};
+ XClassHint class = {opt_name ? opt_name : "st",
+ opt_class ? opt_class : "St"};
XWMHints wm = {.flags = InputHint, .input = 1};
XSizeHints *sizeh;
@@ -1050,6 +1074,101 @@ xloadfonts(const 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)
{
@@ -1135,8 +1254,6 @@ xinit(int cols, int rows)
pid_t thispid = getpid();
XColor xmousefg, xmousebg;
- if (!(xw.dpy = XOpenDisplay(NULL)))
- die("can't open display\n");
xw.scr = XDefaultScreen(xw.dpy);
xw.vis = XDefaultVisual(xw.dpy, xw.scr);
@@ -1147,6 +1264,9 @@ xinit(int cols, int rows)
usedfont = (opt_font == NULL)? font : opt_font;
xloadfonts(usedfont, 0);
+ /* spare fonts */
+ xloadsparefonts();
+
/* colors */
xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
xloadcols();
@@ -1237,6 +1357,8 @@ xinit(int cols, int rows)
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
@@ -1283,8 +1405,13 @@ 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;
@@ -1488,8 +1615,12 @@ 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) {
@@ -1532,7 +1663,7 @@ 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;
@@ -1626,10 +1757,30 @@ xseticontitle(char *p)
}
void
-xsettitle(char *p)
+xfreetitlestack(void)
{
- XTextProperty prop;
- DEFAULT(p, opt_title);
+ for (int i = 0; i < LEN(titlestack); i++) {
+ free(titlestack[i]);
+ titlestack[i] = NULL;
+ }
+}
+
+void
+xsettitle(char *p, int pop)
+{
+ XTextProperty prop;
+
+ free(titlestack[tstki]);
+ if (pop) {
+ titlestack[tstki] = NULL;
+ tstki = (tstki - 1 + TITLESTACKSIZE) % TITLESTACKSIZE;
+ p = titlestack[tstki] ? titlestack[tstki] : opt_title;
+ } else if (p) {
+ titlestack[tstki] = xstrdup(p);
+ } else {
+ titlestack[tstki] = NULL;
+ p = opt_title;
+ }
if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
&prop) != Success)
@@ -1639,6 +1790,16 @@ xsettitle(char *p)
XFree(prop.value);
}
+void
+xpushtitle(void)
+{
+ int tstkin = (tstki + 1) % TITLESTACKSIZE;
+
+ free(titlestack[tstkin]);
+ titlestack[tstkin] = titlestack[tstki] ? xstrdup(titlestack[tstki]) : NULL;
+ tstki = tstkin;
+}
+
int
xstartdraw(void)
{
@@ -2014,6 +2175,59 @@ run(void)
}
}
+int
+resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst)
+{
+ char **sdst = dst;
+ int *idst = dst;
+ float *fdst = dst;
+
+ char fullname[256];
+ char fullclass[256];
+ char *type;
+ XrmValue ret;
+
+ snprintf(fullname, sizeof(fullname), "%s.%s",
+ opt_name ? opt_name : "st", name);
+ snprintf(fullclass, sizeof(fullclass), "%s.%s",
+ opt_class ? opt_class : "St", name);
+ fullname[sizeof(fullname) - 1] = fullclass[sizeof(fullclass) - 1] = '\0';
+
+ XrmGetResource(db, fullname, fullclass, &type, &ret);
+ if (ret.addr == NULL || strncmp("String", type, 64))
+ return 1;
+
+ switch (rtype) {
+ case STRING:
+ *sdst = ret.addr;
+ break;
+ case INTEGER:
+ *idst = strtoul(ret.addr, NULL, 10);
+ break;
+ case FLOAT:
+ *fdst = strtof(ret.addr, NULL);
+ break;
+ }
+ return 0;
+}
+
+void
+config_init(void)
+{
+ char *resm;
+ XrmDatabase db;
+ ResourcePref *p;
+
+ XrmInitialize();
+ resm = XResourceManagerString(xw.dpy);
+ if (!resm)
+ return;
+
+ db = XrmGetStringDatabase(resm);
+ for (p = resources; p < resources + LEN(resources); p++)
+ resource_load(db, p->name, p->type, p->dst);
+}
+
void
usage(void)
{
@@ -2087,6 +2301,11 @@ run:
setlocale(LC_CTYPE, "");
XSetLocaleModifiers("");
+
+ if(!(xw.dpy = XOpenDisplay(NULL)))
+ die("Can't open display\n");
+
+ config_init();
cols = MAX(cols, 1);
rows = MAX(rows, 1);
tnew(cols, rows);
--
2.41.0