#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/Xft/Xft.h>
+#include <X11/XKBlib.h>
#include <fontconfig/fontconfig.h>
#include <wchar.h>
enum glyph_attribute {
ATTR_NULL = 0,
- ATTR_BOLD = 1,
- ATTR_FAINT = 2,
- ATTR_ITALIC = 4,
- ATTR_UNDERLINE = 8,
- ATTR_BLINK = 16,
- ATTR_REVERSE = 32,
- ATTR_INVISIBLE = 64,
- ATTR_STRUCK = 128,
- ATTR_WRAP = 256,
- ATTR_WIDE = 512,
- ATTR_WDUMMY = 1024,
+ ATTR_BOLD = 1 << 0,
+ ATTR_FAINT = 1 << 1,
+ ATTR_ITALIC = 1 << 2,
+ ATTR_UNDERLINE = 1 << 3,
+ ATTR_BLINK = 1 << 4,
+ ATTR_REVERSE = 1 << 5,
+ ATTR_INVISIBLE = 1 << 6,
+ ATTR_STRUCK = 1 << 7,
+ ATTR_WRAP = 1 << 8,
+ ATTR_WIDE = 1 << 9,
+ ATTR_WDUMMY = 1 << 10,
};
enum cursor_movement {
};
enum term_mode {
- MODE_WRAP = 1,
- MODE_INSERT = 2,
- MODE_APPKEYPAD = 4,
- MODE_ALTSCREEN = 8,
- MODE_CRLF = 16,
- MODE_MOUSEBTN = 32,
- MODE_MOUSEMOTION = 64,
- MODE_REVERSE = 128,
- MODE_KBDLOCK = 256,
- MODE_HIDE = 512,
- MODE_ECHO = 1024,
- MODE_APPCURSOR = 2048,
- MODE_MOUSESGR = 4096,
- MODE_8BIT = 8192,
- MODE_BLINK = 16384,
- MODE_FBLINK = 32768,
- MODE_FOCUS = 65536,
- MODE_MOUSEX10 = 131072,
- MODE_MOUSEMANY = 262144,
- MODE_BRCKTPASTE = 524288,
- MODE_PRINT = 1048576,
+ MODE_WRAP = 1 << 0,
+ MODE_INSERT = 1 << 1,
+ MODE_APPKEYPAD = 1 << 2,
+ MODE_ALTSCREEN = 1 << 3,
+ MODE_CRLF = 1 << 4,
+ MODE_MOUSEBTN = 1 << 5,
+ MODE_MOUSEMOTION = 1 << 6,
+ MODE_REVERSE = 1 << 7,
+ MODE_KBDLOCK = 1 << 8,
+ MODE_HIDE = 1 << 9,
+ MODE_ECHO = 1 << 10,
+ MODE_APPCURSOR = 1 << 11,
+ MODE_MOUSESGR = 1 << 12,
+ MODE_8BIT = 1 << 13,
+ MODE_BLINK = 1 << 14,
+ MODE_FBLINK = 1 << 15,
+ MODE_FOCUS = 1 << 16,
+ MODE_MOUSEX10 = 1 << 17,
+ MODE_MOUSEMANY = 1 << 18,
+ MODE_BRCKTPASTE = 1 << 19,
+ MODE_PRINT = 1 << 20,
MODE_MOUSE = MODE_MOUSEBTN|MODE_MOUSEMOTION|MODE_MOUSEX10\
|MODE_MOUSEMANY,
};
static void numlock(const Arg *);
static void selpaste(const Arg *);
static void xzoom(const Arg *);
+static void xzoomabs(const Arg *);
+static void xzoomreset(const Arg *);
static void printsel(const Arg *);
static void printscreen(const Arg *) ;
static void toggleprinter(const Arg *);
static char *usedfont = NULL;
static double usedfontsize = 0;
+static double defaultfontsize = 0;
static uchar utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0};
static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
static int tlinelen(int y) {
int i = term.col;
- while (i > 0 && term.line[y][i - 1].c[0] == ' ')
+ if(term.line[y][i - 1].mode & ATTR_WRAP)
+ return i;
+
+ while(i > 0 && term.line[y][i - 1].c[0] == ' ')
--i;
return i;
sel.nb.y = MIN(sel.ob.y, sel.oe.y);
sel.ne.y = MAX(sel.ob.y, sel.oe.y);
+ selsnap(sel.snap, &sel.nb.x, &sel.nb.y, -1);
+ selsnap(sel.snap, &sel.ne.x, &sel.ne.y, +1);
+
/* expand selection over line breaks */
if (sel.type == SEL_RECTANGULAR)
return;
void
selsnap(int mode, int *x, int *y, int direction) {
int newx, newy, xt, yt;
- Glyph *gp;
+ bool delim, prevdelim;
+ Glyph *gp, *prevgp;
switch(mode) {
case SNAP_WORD:
* Snap around if the word wraps around at the end or
* beginning of a line.
*/
+ prevgp = &term.line[*y][*x];
+ prevdelim = strchr(worddelimiters, prevgp->c[0]) != NULL;
for(;;) {
newx = *x + direction;
newy = *y;
break;
gp = &term.line[newy][newx];
- if (!(gp->mode & ATTR_WDUMMY) && strchr(worddelimiters, gp->c[0]))
+ delim = strchr(worddelimiters, gp->c[0]) != NULL;
+ if(!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim
+ || (delim && gp->c[0] != prevgp->c[0])))
break;
*x = newx;
*y = newy;
+ prevgp = gp;
+ prevdelim = delim;
}
break;
case SNAP_LINE:
sel.oe.x = x2col(e->xbutton.x);
sel.oe.y = y2row(e->xbutton.y);
-
- if(sel.ob.y < sel.oe.y
- || (sel.ob.y == sel.oe.y && sel.ob.x < sel.oe.x)) {
- selsnap(sel.snap, &sel.ob.x, &sel.ob.y, -1);
- selsnap(sel.snap, &sel.oe.x, &sel.oe.y, +1);
- } else {
- selsnap(sel.snap, &sel.oe.x, &sel.oe.y, -1);
- selsnap(sel.snap, &sel.ob.x, &sel.ob.y, +1);
- }
selnormalize();
sel.type = SEL_REGULAR;
} else {
sel.snap = 0;
}
- selsnap(sel.snap, &sel.ob.x, &sel.ob.y, -1);
- selsnap(sel.snap, &sel.oe.x, &sel.oe.y, +1);
selnormalize();
/*
lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1;
}
last = &term.line[y][MIN(lastx, linelen-1)];
+ while(last >= gp && last->c[0] == ' ')
+ --last;
for( ; gp <= last; ++gp) {
if(gp->mode & ATTR_WDUMMY)
* st.
* FIXME: Fix the computer world.
*/
- if(sel.ne.y > y || lastx >= linelen)
+ if((y < sel.ne.y || lastx >= linelen) && !(last->mode & ATTR_WRAP))
*ptr++ = '\n';
}
*ptr = 0;
void
execsh(void) {
- char **args, *sh;
+ char **args, *sh, *prog;
const struct passwd *pw;
char buf[sizeof(long) * 8 + 1];
else
die("who are you?\n");
}
- unsetenv("COLUMNS");
- unsetenv("LINES");
- unsetenv("TERMCAP");
- sh = (pw->pw_shell[0]) ? pw->pw_shell : shell;
+ if (!(sh = getenv("SHELL"))) {
+ sh = (pw->pw_shell[0]) ? pw->pw_shell : shell;
+ }
+
+ if(opt_cmd)
+ prog = opt_cmd[0];
+ else if(utmp)
+ prog = utmp;
+ else
+ prog = sh;
+ args = (opt_cmd) ? opt_cmd : (char *[]) {prog, NULL};
+
snprintf(buf, sizeof(buf), "%lu", xw.win);
+ unsetenv("COLUMNS");
+ unsetenv("LINES");
+ unsetenv("TERMCAP");
setenv("LOGNAME", pw->pw_name, 1);
setenv("USER", pw->pw_name, 1);
setenv("SHELL", sh, 1);
signal(SIGTERM, SIG_DFL);
signal(SIGALRM, SIG_DFL);
- args = opt_cmd ? opt_cmd : (char *[]){sh, "-i", NULL};
- execvp(args[0], args);
- exit(EXIT_FAILURE);
+ execvp(prog, args);
+ _exit(EXIT_FAILURE);
}
void
if(!(xw.state & WIN_FOCUSED))
xseturgency(1);
if (bellvolume)
- XBell(xw.dpy, bellvolume);
+ XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL);
}
break;
case '\033': /* ESC */
term.esc &= ~(ESC_CSI|ESC_ALTCHARSET|ESC_TEST);
term.esc |= ESC_START;
return;
- case '\016': /* SO */
- term.charset = 0;
- return;
- case '\017': /* SI */
- term.charset = 1;
+ case '\016': /* SO (LS1 -- Locking shift 1) */
+ case '\017': /* SI (LS0 -- Locking shift 0) */
+ term.charset = 1 - (ascii - '\016');
return;
case '\032': /* SUB */
tsetchar(question, &term.c.attr, term.c.x, term.c.y);
case 'k': /* old title set compatibility */
tstrsequence(ascii);
return 0;
- case '(': /* set primary charset G0 */
- case ')': /* set secondary charset G1 */
- case '*': /* set tertiary charset G2 */
- case '+': /* set quaternary charset G3 */
+ case 'n': /* LS2 -- Locking shift 2 */
+ case 'o': /* LS3 -- Locking shift 3 */
+ term.charset = 2 + (ascii - 'n');
+ break;
+ case '(': /* GZD4 -- set primary charset G0 */
+ case ')': /* G1D4 -- set secondary charset G1 */
+ case '*': /* G2D4 -- set tertiary charset G2 */
+ case '+': /* G3D4 -- set quaternary charset G3 */
term.icharset = ascii - '(';
term.esc |= ESC_ALTCHARSET;
return 0;
unicodep = ascii = *c;
} else {
utf8decode(c, &unicodep, UTF_SIZ);
- width = wcwidth(unicodep);
+ if ((width = wcwidth(unicodep)) == -1) {
+ c = "\357\277\275"; /* UTF_INVALID */
+ width = 1;
+ }
control = ISCONTROLC1(unicodep);
ascii = unicodep;
}
if(IS_SET(MODE_WRAP) && (term.c.state & CURSOR_WRAPNEXT)) {
gp->mode |= ATTR_WRAP;
tnewline(1);
+ gp = &term.line[term.c.y][term.c.x];
}
- if(IS_SET(MODE_INSERT) && term.c.x+1 < term.col)
- memmove(gp+1, gp, (term.col - term.c.x - 1) * sizeof(Glyph));
+ if(IS_SET(MODE_INSERT) && term.c.x+width < term.col)
+ memmove(gp+width, gp, (term.col - term.c.x - width) * sizeof(Glyph));
- if(term.c.x+width > term.col)
+ if(term.c.x+width > term.col) {
tnewline(1);
+ gp = &term.line[term.c.y][term.c.x];
+ }
tsetchar(c, &term.c.attr, term.c.x, term.c.y);
if(!pattern)
die("st: can't open font %s\n", fontstr);
- if(fontsize > 0) {
+ if(fontsize > 1) {
FcPatternDel(pattern, FC_PIXEL_SIZE);
FcPatternDel(pattern, FC_SIZE);
FcPatternAddDouble(pattern, FC_PIXEL_SIZE, (double)fontsize);
FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12);
usedfontsize = 12;
}
+ defaultfontsize = usedfontsize;
}
FcConfigSubstitute(0, pattern, FcMatchPattern);
FcPatternGetDouble(dc.font.match->pattern,
FC_PIXEL_SIZE, 0, &fontval);
usedfontsize = fontval;
+ if(fontsize == 0)
+ defaultfontsize = fontval;
}
/* Setting character width and height. */
void
xzoom(const Arg *arg) {
+ Arg larg;
+
+ larg.i = usedfontsize + arg->i;
+ xzoomabs(&larg);
+}
+
+void
+xzoomabs(const Arg *arg) {
xunloadfonts();
- xloadfonts(usedfont, usedfontsize + arg->i);
+ xloadfonts(usedfont, arg->i);
cresize(0, 0);
redraw(0);
xhints();
}
+void
+xzoomreset(const Arg *arg) {
+ Arg larg;
+
+ if(defaultfontsize > 0) {
+ larg.i = defaultfontsize;
+ xzoomabs(&larg);
+ }
+}
+
void
xinit(void) {
XGCValues gcvalues;
| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
xw.attrs.colormap = xw.cmap;
- parent = opt_embed ? strtol(opt_embed, NULL, 0) : \
- XRootWindow(xw.dpy, xw.scr);
+ if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
+ parent = XRootWindow(xw.dpy, xw.scr);
xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx,
oldy, width, sl);
- /* draw the new one */
- if(!(IS_SET(MODE_HIDE))) {
- if(xw.state & WIN_FOCUSED) {
- if(IS_SET(MODE_REVERSE)) {
- g.mode |= ATTR_REVERSE;
- g.fg = defaultcs;
- g.bg = defaultfg;
- }
+ if(IS_SET(MODE_HIDE))
+ return;
- sl = utf8len(g.c);
- width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\
- ? 2 : 1;
- xdraws(g.c, g, term.c.x, term.c.y, width, sl);
- } else {
- XftDrawRect(xw.draw, &dc.col[defaultcs],
- borderpx + curx * xw.cw,
- borderpx + term.c.y * xw.ch,
- xw.cw - 1, 1);
- XftDrawRect(xw.draw, &dc.col[defaultcs],
- borderpx + curx * xw.cw,
- borderpx + term.c.y * xw.ch,
- 1, xw.ch - 1);
- XftDrawRect(xw.draw, &dc.col[defaultcs],
- borderpx + (curx + 1) * xw.cw - 1,
- borderpx + term.c.y * xw.ch,
- 1, xw.ch - 1);
- XftDrawRect(xw.draw, &dc.col[defaultcs],
- borderpx + curx * xw.cw,
- borderpx + (term.c.y + 1) * xw.ch - 1,
- xw.cw, 1);
+ /* draw the new one */
+ if(xw.state & WIN_FOCUSED) {
+ if(IS_SET(MODE_REVERSE)) {
+ g.mode |= ATTR_REVERSE;
+ g.fg = defaultcs;
+ g.bg = defaultfg;
}
- oldx = curx, oldy = term.c.y;
+
+ sl = utf8len(g.c);
+ width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\
+ ? 2 : 1;
+ xdraws(g.c, g, term.c.x, term.c.y, width, sl);
+ } else {
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + curx * xw.cw,
+ borderpx + term.c.y * xw.ch,
+ xw.cw - 1, 1);
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + curx * xw.cw,
+ borderpx + term.c.y * xw.ch,
+ 1, xw.ch - 1);
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + (curx + 1) * xw.cw - 1,
+ borderpx + term.c.y * xw.ch,
+ 1, xw.ch - 1);
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + curx * xw.cw,
+ borderpx + (term.c.y + 1) * xw.ch - 1,
+ xw.cw, 1);
}
+ oldx = curx, oldy = term.c.y;
}
TIMEDIFF(now,
lastblink)));
}
+ drawtimeout.tv_sec = \
+ drawtimeout.tv_nsec / 1E9;
+ drawtimeout.tv_nsec %= (long)1E9;
} else {
tv = NULL;
}