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Author SHA1 Message Date
3126129187 applied the alpha patch 2020-06-23 12:51:02 +02:00
5 changed files with 93 additions and 319 deletions

View File

@ -131,9 +131,9 @@ static const char *colorname[] = {
* Default colors (colorname index) * Default colors (colorname index)
* foreground, background, cursor, reverse cursor * foreground, background, cursor, reverse cursor
*/ */
unsigned int defaultfg = 257; unsigned int defaultfg = 7;
unsigned int defaultbg = 0; unsigned int defaultbg = 258;
static unsigned int defaultcs = 257; static unsigned int defaultcs = 256;
static unsigned int defaultrcs = 257; static unsigned int defaultrcs = 257;
/* /*
@ -172,51 +172,12 @@ static unsigned int defaultattr = 11;
*/ */
static uint forcemousemod = ShiftMask; 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[256] },
{ "foreground", STRING, &colorname[257] },
{ "cursorColor", STRING, &colorname[258] },
{ "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 },
{ "alpha", FLOAT, &alpha },
};
/* /*
* Internal mouse shortcuts. * Internal mouse shortcuts.
* Beware that overloading Button1 will disable the selection. * Beware that overloading Button1 will disable the selection.
*/ */
static MouseShortcut mshortcuts[] = { static MouseShortcut mshortcuts[] = {
/* mask button function argument release */ /* mask button function argument release */
{ XK_ANY_MOD, Button4, kscrollup, {.i = 1}, 0, /* !alt */ -1 },
{ XK_ANY_MOD, Button5, kscrolldown, {.i = 1}, 0, /* !alt */ -1 },
{ XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 },
{ ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} }, { ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} },
{ XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} },
@ -242,8 +203,6 @@ static Shortcut shortcuts[] = {
{ TERMMOD, XK_Y, selpaste, {.i = 0} }, { TERMMOD, XK_Y, selpaste, {.i = 0} },
{ ShiftMask, XK_Insert, selpaste, {.i = 0} }, { ShiftMask, XK_Insert, selpaste, {.i = 0} },
{ TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, { TERMMOD, XK_Num_Lock, numlock, {.i = 0} },
{ ShiftMask, XK_Page_Up, kscrollup, {.i = -1} },
{ ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} },
}; };
/* /*

187
st.c
View File

@ -35,7 +35,6 @@
#define ESC_ARG_SIZ 16 #define ESC_ARG_SIZ 16
#define STR_BUF_SIZ ESC_BUF_SIZ #define STR_BUF_SIZ ESC_BUF_SIZ
#define STR_ARG_SIZ ESC_ARG_SIZ #define STR_ARG_SIZ ESC_ARG_SIZ
#define HISTSIZE 2000
/* macros */ /* macros */
#define IS_SET(flag) ((term.mode & (flag)) != 0) #define IS_SET(flag) ((term.mode & (flag)) != 0)
@ -43,9 +42,6 @@
#define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f)) #define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f))
#define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c)) #define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c))
#define ISDELIM(u) (u && wcschr(worddelimiters, u)) #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 { enum term_mode {
MODE_WRAP = 1 << 0, MODE_WRAP = 1 << 0,
@ -119,9 +115,6 @@ typedef struct {
int col; /* nb col */ int col; /* nb col */
Line *line; /* screen */ Line *line; /* screen */
Line *alt; /* alternate screen */ Line *alt; /* alternate screen */
Line hist[HISTSIZE]; /* history buffer */
int histi; /* history index */
int scr; /* scroll back */
int *dirty; /* dirtyness of lines */ int *dirty; /* dirtyness of lines */
TCursor c; /* cursor */ TCursor c; /* cursor */
int ocx; /* old cursor col */ int ocx; /* old cursor col */
@ -191,20 +184,20 @@ static void tnewline(int);
static void tputtab(int); static void tputtab(int);
static void tputc(Rune); static void tputc(Rune);
static void treset(void); static void treset(void);
static void tscrollup(int, int, int); static void tscrollup(int, int);
static void tscrolldown(int, int, int); static void tscrolldown(int, int);
static void tsetattr(const int *, int); static void tsetattr(int *, int);
static void tsetchar(Rune, const Glyph *, int, int); static void tsetchar(Rune, Glyph *, int, int);
static void tsetdirt(int, int); static void tsetdirt(int, int);
static void tsetscroll(int, int); static void tsetscroll(int, int);
static void tswapscreen(void); static void tswapscreen(void);
static void tsetmode(int, int, const int *, int); static void tsetmode(int, int, int *, int);
static int twrite(const char *, int, int); static int twrite(const char *, int, int);
static void tfulldirt(void); static void tfulldirt(void);
static void tcontrolcode(uchar ); static void tcontrolcode(uchar );
static void tdectest(char ); static void tdectest(char );
static void tdefutf8(char); static void tdefutf8(char);
static int32_t tdefcolor(const int *, int *, int); static int32_t tdefcolor(int *, int *, int);
static void tdeftran(char); static void tdeftran(char);
static void tstrsequence(uchar); static void tstrsequence(uchar);
@ -233,10 +226,10 @@ static int iofd = 1;
static int cmdfd; static int cmdfd;
static pid_t pid; static pid_t pid;
static const uchar utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0}; static uchar utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0};
static const uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8}; static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
static const Rune utfmin[UTF_SIZ + 1] = { 0, 0, 0x80, 0x800, 0x10000}; static Rune utfmin[UTF_SIZ + 1] = { 0, 0, 0x80, 0x800, 0x10000};
static const Rune utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF}; static Rune utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
ssize_t ssize_t
xwrite(int fd, const char *s, size_t len) xwrite(int fd, const char *s, size_t len)
@ -276,14 +269,12 @@ xrealloc(void *p, size_t len)
} }
char * char *
xstrdup(const char *s) xstrdup(char *s)
{ {
char *p; if ((s = strdup(s)) == NULL)
if ((p = strdup(s)) == NULL)
die("strdup: %s\n", strerror(errno)); die("strdup: %s\n", strerror(errno));
return p; return s;
} }
size_t size_t
@ -423,10 +414,10 @@ tlinelen(int y)
{ {
int i = term.col; int i = term.col;
if (TLINE(y)[i - 1].mode & ATTR_WRAP) if (term.line[y][i - 1].mode & ATTR_WRAP)
return i; return i;
while (i > 0 && TLINE(y)[i - 1].u == ' ') while (i > 0 && term.line[y][i - 1].u == ' ')
--i; --i;
return i; return i;
@ -527,7 +518,7 @@ selsnap(int *x, int *y, int direction)
{ {
int newx, newy, xt, yt; int newx, newy, xt, yt;
int delim, prevdelim; int delim, prevdelim;
const Glyph *gp, *prevgp; Glyph *gp, *prevgp;
switch (sel.snap) { switch (sel.snap) {
case SNAP_WORD: case SNAP_WORD:
@ -535,7 +526,7 @@ selsnap(int *x, int *y, int direction)
* Snap around if the word wraps around at the end or * Snap around if the word wraps around at the end or
* beginning of a line. * beginning of a line.
*/ */
prevgp = &TLINE(*y)[*x]; prevgp = &term.line[*y][*x];
prevdelim = ISDELIM(prevgp->u); prevdelim = ISDELIM(prevgp->u);
for (;;) { for (;;) {
newx = *x + direction; newx = *x + direction;
@ -550,14 +541,14 @@ selsnap(int *x, int *y, int direction)
yt = *y, xt = *x; yt = *y, xt = *x;
else else
yt = newy, xt = newx; yt = newy, xt = newx;
if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) if (!(term.line[yt][xt].mode & ATTR_WRAP))
break; break;
} }
if (newx >= tlinelen(newy)) if (newx >= tlinelen(newy))
break; break;
gp = &TLINE(newy)[newx]; gp = &term.line[newy][newx];
delim = ISDELIM(gp->u); delim = ISDELIM(gp->u);
if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim
|| (delim && gp->u != prevgp->u))) || (delim && gp->u != prevgp->u)))
@ -578,14 +569,14 @@ selsnap(int *x, int *y, int direction)
*x = (direction < 0) ? 0 : term.col - 1; *x = (direction < 0) ? 0 : term.col - 1;
if (direction < 0) { if (direction < 0) {
for (; *y > 0; *y += direction) { for (; *y > 0; *y += direction) {
if (!(TLINE(*y-1)[term.col-1].mode if (!(term.line[*y-1][term.col-1].mode
& ATTR_WRAP)) { & ATTR_WRAP)) {
break; break;
} }
} }
} else if (direction > 0) { } else if (direction > 0) {
for (; *y < term.row-1; *y += direction) { for (; *y < term.row-1; *y += direction) {
if (!(TLINE(*y)[term.col-1].mode if (!(term.line[*y][term.col-1].mode
& ATTR_WRAP)) { & ATTR_WRAP)) {
break; break;
} }
@ -600,7 +591,7 @@ getsel(void)
{ {
char *str, *ptr; char *str, *ptr;
int y, bufsize, lastx, linelen; int y, bufsize, lastx, linelen;
const Glyph *gp, *last; Glyph *gp, *last;
if (sel.ob.x == -1) if (sel.ob.x == -1)
return NULL; return NULL;
@ -616,13 +607,13 @@ getsel(void)
} }
if (sel.type == SEL_RECTANGULAR) { if (sel.type == SEL_RECTANGULAR) {
gp = &TLINE(y)[sel.nb.x]; gp = &term.line[y][sel.nb.x];
lastx = sel.ne.x; lastx = sel.ne.x;
} else { } 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; 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 == ' ') while (last >= gp && last->u == ' ')
--last; --last;
@ -767,7 +758,7 @@ stty(char **args)
} }
int int
ttynew(const char *line, char *cmd, const char *out, char **args) ttynew(char *line, char *cmd, char *out, char **args)
{ {
int m, s; int m, s;
@ -800,15 +791,14 @@ ttynew(const char *line, char *cmd, const char *out, char **args)
break; break;
case 0: case 0:
close(iofd); close(iofd);
close(m);
setsid(); /* create a new process group */ setsid(); /* create a new process group */
dup2(s, 0); dup2(s, 0);
dup2(s, 1); dup2(s, 1);
dup2(s, 2); dup2(s, 2);
if (ioctl(s, TIOCSCTTY, NULL) < 0) if (ioctl(s, TIOCSCTTY, NULL) < 0)
die("ioctl TIOCSCTTY failed: %s\n", strerror(errno)); die("ioctl TIOCSCTTY failed: %s\n", strerror(errno));
if (s > 2) close(s);
close(s); close(m);
#ifdef __OpenBSD__ #ifdef __OpenBSD__
if (pledge("stdio getpw proc exec", NULL) == -1) if (pledge("stdio getpw proc exec", NULL) == -1)
die("pledge\n"); die("pledge\n");
@ -858,9 +848,6 @@ void
ttywrite(const char *s, size_t n, int may_echo) ttywrite(const char *s, size_t n, int may_echo)
{ {
const char *next; const char *next;
Arg arg = (Arg) { .i = term.scr };
kscrolldown(&arg);
if (may_echo && IS_SET(MODE_ECHO)) if (may_echo && IS_SET(MODE_ECHO))
twrite(s, n, 1); twrite(s, n, 1);
@ -1060,11 +1047,6 @@ tnew(int col, int row)
treset(); treset();
} }
int tisaltscr(void)
{
return IS_SET(MODE_ALTSCREEN);
}
void void
tswapscreen(void) tswapscreen(void)
{ {
@ -1077,53 +1059,13 @@ tswapscreen(void)
} }
void void
kscrolldown(const Arg* a) tscrolldown(int orig, int n)
{
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; int i;
Line temp; Line temp;
LIMIT(n, 0, term.bot-orig+1); 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); tsetdirt(orig, term.bot-n);
tclearregion(0, term.bot-n+1, term.col-1, term.bot); tclearregion(0, term.bot-n+1, term.col-1, term.bot);
@ -1133,28 +1075,17 @@ tscrolldown(int orig, int n, int copyhist)
term.line[i-n] = temp; term.line[i-n] = temp;
} }
if (term.scr == 0) selscroll(orig, n);
selscroll(orig, n);
} }
void void
tscrollup(int orig, int n, int copyhist) tscrollup(int orig, int n)
{ {
int i; int i;
Line temp; Line temp;
LIMIT(n, 0, term.bot-orig+1); 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); tclearregion(0, orig, term.col-1, orig+n-1);
tsetdirt(orig+n, term.bot); tsetdirt(orig+n, term.bot);
@ -1164,8 +1095,7 @@ tscrollup(int orig, int n, int copyhist)
term.line[i+n] = temp; term.line[i+n] = temp;
} }
if (term.scr == 0) selscroll(orig, -n);
selscroll(orig, -n);
} }
void void
@ -1194,7 +1124,7 @@ tnewline(int first_col)
int y = term.c.y; int y = term.c.y;
if (y == term.bot) { if (y == term.bot) {
tscrollup(term.top, 1, 1); tscrollup(term.top, 1);
} else { } else {
y++; y++;
} }
@ -1256,9 +1186,9 @@ tmoveto(int x, int y)
} }
void void
tsetchar(Rune u, const Glyph *attr, int x, int y) tsetchar(Rune u, Glyph *attr, int x, int y)
{ {
static const char *vt100_0[62] = { /* 0x41 - 0x7e */ static char *vt100_0[62] = { /* 0x41 - 0x7e */
"", "", "", "", "", "", "", /* A - G */ "", "", "", "", "", "", "", /* A - G */
0, 0, 0, 0, 0, 0, 0, 0, /* H - O */ 0, 0, 0, 0, 0, 0, 0, 0, /* H - O */
0, 0, 0, 0, 0, 0, 0, 0, /* P - W */ 0, 0, 0, 0, 0, 0, 0, 0, /* P - W */
@ -1359,18 +1289,18 @@ void
tinsertblankline(int n) tinsertblankline(int n)
{ {
if (BETWEEN(term.c.y, term.top, term.bot)) if (BETWEEN(term.c.y, term.top, term.bot))
tscrolldown(term.c.y, n, 0); tscrolldown(term.c.y, n);
} }
void void
tdeleteline(int n) tdeleteline(int n)
{ {
if (BETWEEN(term.c.y, term.top, term.bot)) if (BETWEEN(term.c.y, term.top, term.bot))
tscrollup(term.c.y, n, 0); tscrollup(term.c.y, n);
} }
int32_t int32_t
tdefcolor(const int *attr, int *npar, int l) tdefcolor(int *attr, int *npar, int l)
{ {
int32_t idx = -1; int32_t idx = -1;
uint r, g, b; uint r, g, b;
@ -1420,7 +1350,7 @@ tdefcolor(const int *attr, int *npar, int l)
} }
void void
tsetattr(const int *attr, int l) tsetattr(int *attr, int l)
{ {
int i; int i;
int32_t idx; int32_t idx;
@ -1538,9 +1468,9 @@ tsetscroll(int t, int b)
} }
void void
tsetmode(int priv, int set, const int *args, int narg) tsetmode(int priv, int set, int *args, int narg)
{ {
int alt; const int *lim; int alt, *lim;
for (lim = args + narg; args < lim; ++args) { for (lim = args + narg; args < lim; ++args) {
if (priv) { if (priv) {
@ -1803,11 +1733,11 @@ csihandle(void)
break; break;
case 'S': /* SU -- Scroll <n> line up */ case 'S': /* SU -- Scroll <n> line up */
DEFAULT(csiescseq.arg[0], 1); DEFAULT(csiescseq.arg[0], 1);
tscrollup(term.top, csiescseq.arg[0], 0); tscrollup(term.top, csiescseq.arg[0]);
break; break;
case 'T': /* SD -- Scroll <n> line down */ case 'T': /* SD -- Scroll <n> line down */
DEFAULT(csiescseq.arg[0], 1); DEFAULT(csiescseq.arg[0], 1);
tscrolldown(term.top, csiescseq.arg[0], 0); tscrolldown(term.top, csiescseq.arg[0]);
break; break;
case 'L': /* IL -- Insert <n> blank lines */ case 'L': /* IL -- Insert <n> blank lines */
DEFAULT(csiescseq.arg[0], 1); DEFAULT(csiescseq.arg[0], 1);
@ -1923,15 +1853,7 @@ strhandle(void)
case ']': /* OSC -- Operating System Command */ case ']': /* OSC -- Operating System Command */
switch (par) { switch (par) {
case 0: case 0:
if (narg > 1) {
xsettitle(strescseq.args[1]);
xseticontitle(strescseq.args[1]);
}
return;
case 1: case 1:
if (narg > 1)
xseticontitle(strescseq.args[1]);
return;
case 2: case 2:
if (narg > 1) if (narg > 1)
xsettitle(strescseq.args[1]); xsettitle(strescseq.args[1]);
@ -2090,7 +2012,7 @@ void
tdumpline(int n) tdumpline(int n)
{ {
char buf[UTF_SIZ]; char buf[UTF_SIZ];
const Glyph *bp, *end; Glyph *bp, *end;
bp = &term.line[n][0]; bp = &term.line[n][0];
end = &bp[MIN(tlinelen(n), term.col) - 1]; end = &bp[MIN(tlinelen(n), term.col) - 1];
@ -2319,7 +2241,7 @@ eschandle(uchar ascii)
return 0; return 0;
case 'D': /* IND -- Linefeed */ case 'D': /* IND -- Linefeed */
if (term.c.y == term.bot) { if (term.c.y == term.bot) {
tscrollup(term.top, 1, 1); tscrollup(term.top, 1);
} else { } else {
tmoveto(term.c.x, term.c.y+1); tmoveto(term.c.x, term.c.y+1);
} }
@ -2332,7 +2254,7 @@ eschandle(uchar ascii)
break; break;
case 'M': /* RI -- Reverse index */ case 'M': /* RI -- Reverse index */
if (term.c.y == term.top) { if (term.c.y == term.top) {
tscrolldown(term.top, 1, 1); tscrolldown(term.top, 1);
} else { } else {
tmoveto(term.c.x, term.c.y-1); tmoveto(term.c.x, term.c.y-1);
} }
@ -2542,7 +2464,7 @@ twrite(const char *buf, int buflen, int show_ctrl)
void void
tresize(int col, int row) tresize(int col, int row)
{ {
int i, j; int i;
int minrow = MIN(row, term.row); int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col); int mincol = MIN(col, term.col);
int *bp; int *bp;
@ -2579,14 +2501,6 @@ tresize(int col, int row)
term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty));
term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); 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 */ /* resize each row to new width, zero-pad if needed */
for (i = 0; i < minrow; i++) { for (i = 0; i < minrow; i++) {
term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph));
@ -2645,7 +2559,7 @@ drawregion(int x1, int y1, int x2, int y2)
continue; continue;
term.dirty[y] = 0; term.dirty[y] = 0;
xdrawline(TLINE(y), x1, y, x2); xdrawline(term.line[y], x1, y, x2);
} }
} }
@ -2666,9 +2580,8 @@ draw(void)
cx--; cx--;
drawregion(0, 0, term.col, term.row); drawregion(0, 0, term.col, term.row);
if (term.scr == 0) xdrawcursor(cx, term.c.y, term.line[term.c.y][cx],
xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
term.ocx = cx; term.ocx = cx;
term.ocy = term.c.y; term.ocy = term.c.y;
xfinishdraw(); xfinishdraw();

7
st.h
View File

@ -81,20 +81,17 @@ void die(const char *, ...);
void redraw(void); void redraw(void);
void draw(void); void draw(void);
void kscrolldown(const Arg *);
void kscrollup(const Arg *);
void printscreen(const Arg *); void printscreen(const Arg *);
void printsel(const Arg *); void printsel(const Arg *);
void sendbreak(const Arg *); void sendbreak(const Arg *);
void toggleprinter(const Arg *); void toggleprinter(const Arg *);
int tattrset(int); int tattrset(int);
int tisaltscr(void);
void tnew(int, int); void tnew(int, int);
void tresize(int, int); void tresize(int, int);
void tsetdirtattr(int); void tsetdirtattr(int);
void ttyhangup(void); void ttyhangup(void);
int ttynew(const char *, char *, const char *, char **); int ttynew(char *, char *, char *, char **);
size_t ttyread(void); size_t ttyread(void);
void ttyresize(int, int); void ttyresize(int, int);
void ttywrite(const char *, size_t, int); void ttywrite(const char *, size_t, int);
@ -112,7 +109,7 @@ size_t utf8encode(Rune, char *);
void *xmalloc(size_t); void *xmalloc(size_t);
void *xrealloc(void *, size_t); void *xrealloc(void *, size_t);
char *xstrdup(const char *); char *xstrdup(char *);
/* config.h globals */ /* config.h globals */
extern char *utmp; extern char *utmp;

1
win.h
View File

@ -30,7 +30,6 @@ void xdrawline(Line, int, int, int);
void xfinishdraw(void); void xfinishdraw(void);
void xloadcols(void); void xloadcols(void);
int xsetcolorname(int, const char *); int xsetcolorname(int, const char *);
void xseticontitle(char *);
void xsettitle(char *); void xsettitle(char *);
int xsetcursor(int); int xsetcursor(int);
void xsetmode(int, unsigned int); void xsetmode(int, unsigned int);

170
x.c
View File

@ -14,7 +14,6 @@
#include <X11/keysym.h> #include <X11/keysym.h>
#include <X11/Xft/Xft.h> #include <X11/Xft/Xft.h>
#include <X11/XKBlib.h> #include <X11/XKBlib.h>
#include <X11/Xresource.h>
char *argv0; char *argv0;
#include "arg.h" #include "arg.h"
@ -35,7 +34,6 @@ typedef struct {
void (*func)(const Arg *); void (*func)(const Arg *);
const Arg arg; const Arg arg;
uint release; uint release;
int altscrn; /* 0: don't care, -1: not alt screen, 1: alt screen */
} MouseShortcut; } MouseShortcut;
typedef struct { typedef struct {
@ -47,23 +45,10 @@ typedef struct {
signed char appcursor; /* application cursor */ signed char appcursor; /* application cursor */
} Key; } 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 */ /* X modifiers */
#define XK_ANY_MOD UINT_MAX #define XK_ANY_MOD UINT_MAX
#define XK_NO_MOD 0 #define XK_NO_MOD 0
#define XK_SWITCH_MOD (1<<13|1<<14) #define XK_SWITCH_MOD (1<<13)
/* function definitions used in config.h */ /* function definitions used in config.h */
static void clipcopy(const Arg *); static void clipcopy(const Arg *);
@ -96,7 +81,6 @@ typedef XftGlyphFontSpec GlyphFontSpec;
typedef struct { typedef struct {
int tw, th; /* tty width and height */ int tw, th; /* tty width and height */
int w, h; /* window width and height */ int w, h; /* window width and height */
int hborderpx, vborderpx;
int ch; /* char height */ int ch; /* char height */
int cw; /* char width */ int cw; /* char width */
int mode; /* window state/mode flags */ int mode; /* window state/mode flags */
@ -109,7 +93,7 @@ typedef struct {
Window win; Window win;
Drawable buf; Drawable buf;
GlyphFontSpec *specbuf; /* font spec buffer used for rendering */ GlyphFontSpec *specbuf; /* font spec buffer used for rendering */
Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid; Atom xembed, wmdeletewin, netwmname, netwmpid;
struct { struct {
XIM xim; XIM xim;
XIC xic; XIC xic;
@ -173,7 +157,7 @@ static void xresize(int, int);
static void xhints(void); static void xhints(void);
static int xloadcolor(int, const char *, Color *); static int xloadcolor(int, const char *, Color *);
static int xloadfont(Font *, FcPattern *); static int xloadfont(Font *, FcPattern *);
static void xloadfonts(const char *, double); static void xloadfonts(char *, double);
static void xunloadfont(Font *); static void xunloadfont(Font *);
static void xunloadfonts(void); static void xunloadfonts(void);
static void xsetenv(void); static void xsetenv(void);
@ -349,7 +333,7 @@ ttysend(const Arg *arg)
int int
evcol(XEvent *e) evcol(XEvent *e)
{ {
int x = e->xbutton.x - win.hborderpx; int x = e->xbutton.x - borderpx;
LIMIT(x, 0, win.tw - 1); LIMIT(x, 0, win.tw - 1);
return x / win.cw; return x / win.cw;
} }
@ -357,7 +341,7 @@ evcol(XEvent *e)
int int
evrow(XEvent *e) evrow(XEvent *e)
{ {
int y = e->xbutton.y - win.vborderpx; int y = e->xbutton.y - borderpx;
LIMIT(y, 0, win.th - 1); LIMIT(y, 0, win.th - 1);
return y / win.ch; return y / win.ch;
} }
@ -405,9 +389,7 @@ mousereport(XEvent *e)
button = 3; button = 3;
} else { } else {
button -= Button1; button -= Button1;
if (button >= 7) if (button >= 3)
button += 128 - 7;
else if (button >= 3)
button += 64 - 3; button += 64 - 3;
} }
if (e->xbutton.type == ButtonPress) { if (e->xbutton.type == ButtonPress) {
@ -466,7 +448,6 @@ mouseaction(XEvent *e, uint release)
for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) {
if (ms->release == release && if (ms->release == release &&
ms->button == e->xbutton.button && ms->button == e->xbutton.button &&
(!ms->altscrn || (ms->altscrn == (tisaltscr() ? 1 : -1))) &&
(match(ms->mod, state) || /* exact or forced */ (match(ms->mod, state) || /* exact or forced */
match(ms->mod, state & ~forcemousemod))) { match(ms->mod, state & ~forcemousemod))) {
ms->func(&(ms->arg)); ms->func(&(ms->arg));
@ -742,9 +723,6 @@ cresize(int width, int height)
col = MAX(1, col); col = MAX(1, col);
row = MAX(1, row); row = MAX(1, row);
win.hborderpx = (win.w - col * win.cw) / 2;
win.vborderpx = (win.h - row * win.ch) / 2;
tresize(col, row); tresize(col, row);
xresize(col, row); xresize(col, row);
ttyresize(win.tw, win.th); ttyresize(win.tw, win.th);
@ -859,8 +837,8 @@ xclear(int x1, int y1, int x2, int y2)
void void
xhints(void) xhints(void)
{ {
XClassHint class = {opt_name ? opt_name : "st", XClassHint class = {opt_name ? opt_name : termname,
opt_class ? opt_class : "St"}; opt_class ? opt_class : termname};
XWMHints wm = {.flags = InputHint, .input = 1}; XWMHints wm = {.flags = InputHint, .input = 1};
XSizeHints *sizeh; XSizeHints *sizeh;
@ -869,8 +847,8 @@ xhints(void)
sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize; sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize;
sizeh->height = win.h; sizeh->height = win.h;
sizeh->width = win.w; sizeh->width = win.w;
sizeh->height_inc = 1; sizeh->height_inc = win.ch;
sizeh->width_inc = 1; sizeh->width_inc = win.cw;
sizeh->base_height = 2 * borderpx; sizeh->base_height = 2 * borderpx;
sizeh->base_width = 2 * borderpx; sizeh->base_width = 2 * borderpx;
sizeh->min_height = win.ch + 2 * borderpx; sizeh->min_height = win.ch + 2 * borderpx;
@ -981,7 +959,7 @@ xloadfont(Font *f, FcPattern *pattern)
} }
void void
xloadfonts(const char *fontstr, double fontsize) xloadfonts(char *fontstr, double fontsize)
{ {
FcPattern *pattern; FcPattern *pattern;
double fontval; double fontval;
@ -989,7 +967,7 @@ xloadfonts(const char *fontstr, double fontsize)
if (fontstr[0] == '-') if (fontstr[0] == '-')
pattern = XftXlfdParse(fontstr, False, False); pattern = XftXlfdParse(fontstr, False, False);
else else
pattern = FcNameParse((const FcChar8 *)fontstr); pattern = FcNameParse((FcChar8 *)fontstr);
if (!pattern) if (!pattern)
die("can't open font %s\n", fontstr); die("can't open font %s\n", fontstr);
@ -1137,6 +1115,8 @@ xinit(int cols, int rows)
XWindowAttributes attr; XWindowAttributes attr;
XVisualInfo vis; XVisualInfo vis;
if (!(xw.dpy = XOpenDisplay(NULL)))
die("can't open display\n");
xw.scr = XDefaultScreen(xw.dpy); xw.scr = XDefaultScreen(xw.dpy);
if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) { if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) {
@ -1162,8 +1142,8 @@ xinit(int cols, int rows)
xloadcols(); xloadcols();
/* adjust fixed window geometry */ /* adjust fixed window geometry */
win.w = 2 * win.hborderpx + 2 * borderpx + cols * win.cw; win.w = 2 * borderpx + cols * win.cw;
win.h = 2 * win.vborderpx + 2 * borderpx + rows * win.ch; win.h = 2 * borderpx + rows * win.ch;
if (xw.gm & XNegative) if (xw.gm & XNegative)
xw.l += DisplayWidth(xw.dpy, xw.scr) - win.w - 2; xw.l += DisplayWidth(xw.dpy, xw.scr) - win.w - 2;
if (xw.gm & YNegative) if (xw.gm & YNegative)
@ -1223,7 +1203,6 @@ xinit(int cols, int rows)
xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False); xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False);
xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False); xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False);
xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", 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); XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1);
xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False); xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False);
@ -1248,7 +1227,7 @@ xinit(int cols, int rows)
int int
xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y) xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y)
{ {
float winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, xp, yp; float winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, xp, yp;
ushort mode, prevmode = USHRT_MAX; ushort mode, prevmode = USHRT_MAX;
Font *font = &dc.font; Font *font = &dc.font;
int frcflags = FRC_NORMAL; int frcflags = FRC_NORMAL;
@ -1381,7 +1360,7 @@ void
xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, int y) xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, int y)
{ {
int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1); int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1);
int winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, int winx = borderpx + x * win.cw, winy = borderpx + y * win.ch,
width = charlen * win.cw; width = charlen * win.cw;
Color *fg, *bg, *temp, revfg, revbg, truefg, truebg; Color *fg, *bg, *temp, revfg, revbg, truefg, truebg;
XRenderColor colfg, colbg; XRenderColor colfg, colbg;
@ -1471,17 +1450,17 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
/* Intelligent cleaning up of the borders. */ /* Intelligent cleaning up of the borders. */
if (x == 0) { if (x == 0) {
xclear(0, (y == 0)? 0 : winy, win.vborderpx, xclear(0, (y == 0)? 0 : winy, borderpx,
winy + win.ch + winy + win.ch +
((winy + win.ch >= win.vborderpx + win.th)? win.h : 0)); ((winy + win.ch >= borderpx + win.th)? win.h : 0));
} }
if (winx + width >= win.hborderpx + win.tw) { if (winx + width >= borderpx + win.tw) {
xclear(winx + width, (y == 0)? 0 : winy, win.w, xclear(winx + width, (y == 0)? 0 : winy, win.w,
((winy + win.ch >= win.vborderpx + win.th)? win.h : (winy + win.ch))); ((winy + win.ch >= borderpx + win.th)? win.h : (winy + win.ch)));
} }
if (y == 0) if (y == 0)
xclear(winx, 0, winx + width, win.vborderpx); xclear(winx, 0, winx + width, borderpx);
if (winy + win.ch >= win.vborderpx + win.th) if (winy + win.ch >= borderpx + win.th)
xclear(winx, winy + win.ch, winx + width, win.h); xclear(winx, winy + win.ch, winx + width, win.h);
/* Clean up the region we want to draw to. */ /* Clean up the region we want to draw to. */
@ -1575,35 +1554,35 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og)
case 3: /* Blinking Underline */ case 3: /* Blinking Underline */
case 4: /* Steady Underline */ case 4: /* Steady Underline */
XftDrawRect(xw.draw, &drawcol, XftDrawRect(xw.draw, &drawcol,
win.hborderpx + cx * win.cw, borderpx + cx * win.cw,
win.vborderpx + (cy + 1) * win.ch - \ borderpx + (cy + 1) * win.ch - \
cursorthickness, cursorthickness,
win.cw, cursorthickness); win.cw, cursorthickness);
break; break;
case 5: /* Blinking bar */ case 5: /* Blinking bar */
case 6: /* Steady bar */ case 6: /* Steady bar */
XftDrawRect(xw.draw, &drawcol, XftDrawRect(xw.draw, &drawcol,
win.hborderpx + cx * win.cw, borderpx + cx * win.cw,
win.vborderpx + cy * win.ch, borderpx + cy * win.ch,
cursorthickness, win.ch); cursorthickness, win.ch);
break; break;
} }
} else { } else {
XftDrawRect(xw.draw, &drawcol, XftDrawRect(xw.draw, &drawcol,
win.hborderpx + cx * win.cw, borderpx + cx * win.cw,
win.vborderpx + cy * win.ch, borderpx + cy * win.ch,
win.cw - 1, 1); win.cw - 1, 1);
XftDrawRect(xw.draw, &drawcol, XftDrawRect(xw.draw, &drawcol,
win.hborderpx + cx * win.cw, borderpx + cx * win.cw,
win.vborderpx + cy * win.ch, borderpx + cy * win.ch,
1, win.ch - 1); 1, win.ch - 1);
XftDrawRect(xw.draw, &drawcol, XftDrawRect(xw.draw, &drawcol,
win.hborderpx + (cx + 1) * win.cw - 1, borderpx + (cx + 1) * win.cw - 1,
win.vborderpx + cy * win.ch, borderpx + cy * win.ch,
1, win.ch - 1); 1, win.ch - 1);
XftDrawRect(xw.draw, &drawcol, XftDrawRect(xw.draw, &drawcol,
win.hborderpx + cx * win.cw, borderpx + cx * win.cw,
win.vborderpx + (cy + 1) * win.ch - 1, borderpx + (cy + 1) * win.ch - 1,
win.cw, 1); win.cw, 1);
} }
} }
@ -1617,29 +1596,14 @@ xsetenv(void)
setenv("WINDOWID", buf, 1); setenv("WINDOWID", buf, 1);
} }
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 void
xsettitle(char *p) xsettitle(char *p)
{ {
XTextProperty prop; XTextProperty prop;
DEFAULT(p, opt_title); DEFAULT(p, opt_title);
if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
&prop) != Success) &prop);
return;
XSetWMName(xw.dpy, xw.win, &prop); XSetWMName(xw.dpy, xw.win, &prop);
XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname); XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname);
XFree(prop.value); XFree(prop.value);
@ -2017,59 +1981,6 @@ 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 void
usage(void) usage(void)
{ {
@ -2146,11 +2057,6 @@ run:
setlocale(LC_CTYPE, ""); setlocale(LC_CTYPE, "");
XSetLocaleModifiers(""); XSetLocaleModifiers("");
if(!(xw.dpy = XOpenDisplay(NULL)))
die("Can't open display\n");
config_init();
cols = MAX(cols, 1); cols = MAX(cols, 1);
rows = MAX(rows, 1); rows = MAX(rows, 1);
tnew(cols, rows); tnew(cols, rows);