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The style inquisition was here. Yes, making it a unified style. The last 

infidels will be squashed too!
This commit is contained in:
Christoph Lohmann 2012-10-06 09:58:45 +02:00
parent 7efa4514d1
commit 4eddf19fdc
1 changed files with 230 additions and 135 deletions
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365
st.c
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@ -180,9 +180,9 @@ typedef struct {
typedef struct {
int row; /* nb row */
int col; /* nb col */
Line* line; /* screen */
Line* alt; /* alternate screen */
bool* dirty; /* dirtyness of lines */
Line *line; /* screen */
Line *alt; /* alternate screen */
bool *dirty; /* dirtyness of lines */
TCursor c; /* cursor */
int top; /* top scroll limit */
int bot; /* bottom scroll limit */
@ -242,7 +242,7 @@ typedef struct {
int descent;
short lbearing;
short rbearing;
XftFont* xft_set;
XftFont *xft_set;
} Font;
/* Drawing Context */
@ -252,7 +252,7 @@ typedef struct {
Font font, bfont, ifont, ibfont;
} DC;
static void die(const char*, ...);
static void die(const char *, ...);
static void draw(void);
static void redraw(void);
static void drawregion(int, int, int, int);
@ -279,7 +279,7 @@ static void tmoveto(int, int);
static void tnew(int, int);
static void tnewline(int);
static void tputtab(bool);
static void tputc(char*, int);
static void tputc(char *, int);
static void treset(void);
static int tresize(int, int);
static void tscrollup(int, int);
@ -313,7 +313,7 @@ static void xresize(int, int);
static void expose(XEvent *);
static void visibility(XEvent *);
static void unmap(XEvent *);
static char* kmap(KeySym, uint);
static char *kmap(KeySym, uint);
static void kpress(XEvent *);
static void cmessage(XEvent *);
static void resize(XEvent *);
@ -378,8 +378,10 @@ static char *opt_font = NULL;
void *
xmalloc(size_t len) {
void *p = malloc(len);
if(!p)
die("Out of memory\n");
return p;
}
@ -387,14 +389,17 @@ void *
xrealloc(void *p, size_t len) {
if((p = realloc(p, len)) == NULL)
die("Out of memory\n");
return p;
}
void *
xcalloc(size_t nmemb, size_t size) {
void *p = calloc(nmemb, size);
if(!p)
die("Out of memory\n");
return p;
}
@ -455,8 +460,10 @@ utf8decode(char *s, long *u) {
} else if((c & (B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */
*u = c & (B2|B1|B0);
n = 3;
} else
} else {
goto invalid;
}
for(i = n, ++s; i > 0; --i, ++rtn, ++s) {
c = *s;
if((c & (B7|B6)) != B7) /* 10xxxxxx */
@ -464,14 +471,18 @@ utf8decode(char *s, long *u) {
*u <<= 6;
*u |= c & (B5|B4|B3|B2|B1|B0);
}
if((n == 1 && *u < 0x80) ||
(n == 2 && *u < 0x800) ||
(n == 3 && *u < 0x10000) ||
(*u >= 0xD800 && *u <= 0xDFFF))
(*u >= 0xD800 && *u <= 0xDFFF)) {
goto invalid;
}
return rtn;
invalid:
*u = 0xFFFD;
return rtn;
}
@ -481,7 +492,7 @@ utf8encode(long *u, char *s) {
ulong uc;
int i, n;
sp = (uchar*) s;
sp = (uchar *)s;
uc = *u;
if(uc < 0x80) {
*sp = uc; /* 0xxxxxxx */
@ -498,14 +509,17 @@ utf8encode(long *u, char *s) {
} else {
goto invalid;
}
for(i=n,++sp; i>0; --i,++sp)
*sp = ((uc >> 6*(i-1)) & (B5|B4|B3|B2|B1|B0)) | B7; /* 10xxxxxx */
return n+1;
invalid:
/* U+FFFD */
*s++ = '\xEF';
*s++ = '\xBF';
*s = '\xBD';
return 3;
}
@ -515,38 +529,40 @@ int
isfullutf8(char *s, int b) {
uchar *c1, *c2, *c3;
c1 = (uchar *) s;
c2 = (uchar *) ++s;
c3 = (uchar *) ++s;
if(b < 1)
c1 = (uchar *)s;
c2 = (uchar *)++s;
c3 = (uchar *)++s;
if(b < 1) {
return 0;
else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1)
} else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1) {
return 0;
else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) &&
} else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) &&
((b == 1) ||
((b == 2) && (*c2&(B7|B6)) == B7)))
((b == 2) && (*c2&(B7|B6)) == B7))) {
return 0;
else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) &&
} else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) &&
((b == 1) ||
((b == 2) && (*c2&(B7|B6)) == B7) ||
((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7)))
((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7))) {
return 0;
else
} else {
return 1;
}
}
int
utf8size(char *s) {
uchar c = *s;
if(~c&B7)
if(~c&B7) {
return 1;
else if((c&(B7|B6|B5)) == (B7|B6))
} else if((c&(B7|B6|B5)) == (B7|B6)) {
return 2;
else if((c&(B7|B6|B5|B4)) == (B7|B6|B5))
} else if((c&(B7|B6|B5|B4)) == (B7|B6|B5)) {
return 3;
else
} else {
return 4;
}
}
void
@ -563,13 +579,18 @@ selinit(void) {
static inline bool
selected(int x, int y) {
int bx, ex;
if(sel.ey == y && sel.by == y) {
int bx = MIN(sel.bx, sel.ex);
int ex = MAX(sel.bx, sel.ex);
bx = MIN(sel.bx, sel.ex);
ex = MAX(sel.bx, sel.ex);
return BETWEEN(x, bx, ex);
}
return ((sel.b.y < y&&y < sel.e.y) || (y==sel.e.y && x<=sel.e.x))
|| (y==sel.b.y && x>=sel.b.x && (x<=sel.e.x || sel.b.y!=sel.e.y));
return ((sel.b.y < y&&y < sel.e.y)
|| (y==sel.e.y && x<=sel.e.x))
|| (y==sel.b.y && x>=sel.b.x
&& (x<=sel.e.x || sel.b.y!=sel.e.y));
}
void
@ -621,9 +642,9 @@ mousereport(XEvent *e) {
void
bpress(XEvent *e) {
if(IS_SET(MODE_MOUSE))
if(IS_SET(MODE_MOUSE)) {
mousereport(e);
else if(e->xbutton.button == Button1) {
} else if(e->xbutton.button == Button1) {
if(sel.bx != -1) {
sel.bx = -1;
tsetdirt(sel.b.y, sel.e.y);
@ -637,22 +658,20 @@ bpress(XEvent *e) {
void
selcopy(void) {
char *str, *ptr;
int x, y, bufsize, is_selected = 0;
char *str, *ptr, *p;
int x, y, bufsize, is_selected = 0, size;
Glyph *gp;
if(sel.bx == -1)
if(sel.bx == -1) {
str = NULL;
else {
} else {
bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
ptr = str = xmalloc(bufsize);
/* append every set & selected glyph to the selection */
for(y = 0; y < term.row; y++) {
for(x = 0; x < term.col; x++) {
int size;
char *p;
Glyph *gp = &term.line[y][x];
gp = &term.line[y][x];
if(!(is_selected = selected(x, y)))
continue;
@ -694,8 +713,9 @@ selnotify(XEvent *e) {
}
void
selpaste() {
XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY, xw.win, CurrentTime);
selpaste(void) {
XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY,
xw.win, CurrentTime);
}
void selclear(XEvent *e) {
@ -709,7 +729,7 @@ void
selrequest(XEvent *e) {
XSelectionRequestEvent *xsre;
XSelectionEvent xev;
Atom xa_targets;
Atom xa_targets, string;
xsre = (XSelectionRequestEvent *) e;
xev.type = SelectionNotify;
@ -723,7 +743,7 @@ selrequest(XEvent *e) {
xa_targets = XInternAtom(xw.dpy, "TARGETS", 0);
if(xsre->target == xa_targets) {
/* respond with the supported type */
Atom string = sel.xtarget;
string = sel.xtarget;
XChangeProperty(xsre->display, xsre->requestor, xsre->property,
XA_ATOM, 32, PropModeReplace,
(uchar *) &string, 1);
@ -756,18 +776,20 @@ xsetsel(char *str) {
void
brelease(XEvent *e) {
struct timeval now;
if(IS_SET(MODE_MOUSE)) {
mousereport(e);
return;
}
if(e->xbutton.button == Button2)
if(e->xbutton.button == Button2) {
selpaste();
else if(e->xbutton.button == Button1) {
} else if(e->xbutton.button == Button1) {
sel.mode = 0;
getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
term.dirty[sel.ey] = 1;
if(sel.bx == sel.ex && sel.by == sel.ey) {
struct timeval now;
sel.bx = -1;
gettimeofday(&now, NULL);
@ -781,34 +803,44 @@ brelease(XEvent *e) {
/* double click to select word */
sel.bx = sel.ex;
while(sel.bx > 0 && term.line[sel.ey][sel.bx-1].state & GLYPH_SET &&
term.line[sel.ey][sel.bx-1].c[0] != ' ') sel.bx--;
term.line[sel.ey][sel.bx-1].c[0] != ' ') {
sel.bx--;
}
sel.b.x = sel.bx;
while(sel.ex < term.col-1 && term.line[sel.ey][sel.ex+1].state & GLYPH_SET &&
term.line[sel.ey][sel.ex+1].c[0] != ' ') sel.ex++;
term.line[sel.ey][sel.ex+1].c[0] != ' ') {
sel.ex++;
}
sel.e.x = sel.ex;
sel.b.y = sel.e.y = sel.ey;
selcopy();
}
} else
} else {
selcopy();
}
}
memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval));
gettimeofday(&sel.tclick1, NULL);
}
void
bmotion(XEvent *e) {
int starty, endy, oldey, oldex;
if(IS_SET(MODE_MOUSE)) {
mousereport(e);
return;
}
if(sel.mode) {
int oldey = sel.ey, oldex = sel.ex;
oldey = sel.ey;
oldex = sel.ex;
getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
if(oldey != sel.ey || oldex != sel.ex) {
int starty = MIN(oldey, sel.ey);
int endy = MAX(oldey, sel.ey);
starty = MIN(oldey, sel.ey);
endy = MAX(oldey, sel.ey);
tsetdirt(starty, endy);
}
}
@ -864,9 +896,9 @@ sigchld(int a) {
void
ttynew(void) {
int m, s;
struct winsize w = {term.row, term.col, 0, 0};
/* seems to work fine on linux, openbsd and freebsd */
struct winsize w = {term.row, term.col, 0, 0};
if(openpty(&m, &s, NULL, NULL, &w) < 0)
die("openpty failed: %s\n", SERRNO);
@ -905,6 +937,7 @@ ttynew(void) {
void
dump(char c) {
static int col;
fprintf(stderr, " %02x '%c' ", c, isprint(c)?c:'.');
if(++col % 10 == 0)
fprintf(stderr, "\n");
@ -931,7 +964,7 @@ ttyread(void) {
charsize = utf8decode(ptr, &utf8c);
utf8encode(&utf8c, s);
tputc(s, charsize);
ptr += charsize;
ptr += charsize;
buflen -= charsize;
}
@ -958,8 +991,7 @@ ttyresize(void) {
}
void
tsetdirt(int top, int bot)
{
tsetdirt(int top, int bot) {
int i;
LIMIT(top, 0, term.row-1);
@ -970,8 +1002,7 @@ tsetdirt(int top, int bot)
}
void
tfulldirt(void)
{
tfulldirt(void) {
tsetdirt(0, term.row-1);
}
@ -979,15 +1010,18 @@ void
tcursor(int mode) {
static TCursor c;
if(mode == CURSOR_SAVE)
if(mode == CURSOR_SAVE) {
c = term.c;
else if(mode == CURSOR_LOAD)
term.c = c, tmoveto(c.x, c.y);
} else if(mode == CURSOR_LOAD) {
term.c = c;
tmoveto(c.x, c.y);
}
}
void
treset(void) {
uint i;
term.c = (TCursor){{
.mode = ATTR_NULL,
.fg = DefaultFG,
@ -1024,7 +1058,8 @@ tnew(int col, int row) {
void
tswapscreen(void) {
Line* tmp = term.line;
Line *tmp = term.line;
term.line = term.alt;
term.alt = tmp;
term.mode ^= MODE_ALTSCREEN;
@ -1098,10 +1133,12 @@ selscroll(int orig, int n) {
void
tnewline(int first_col) {
int y = term.c.y;
if(y == term.bot)
if(y == term.bot) {
tscrollup(term.top, 1);
else
} else {
y++;
}
tmoveto(first_col ? 0 : term.c.x, y);
}
@ -1119,11 +1156,12 @@ csiparse(void) {
csiescseq.arg[csiescseq.narg] *= 10;
csiescseq.arg[csiescseq.narg] += *p++ - '0'/*, noarg = 0 */;
}
if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ)
if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ) {
csiescseq.narg++, p++;
else {
} else {
csiescseq.mode = *p;
csiescseq.narg++;
return;
}
}
@ -1140,21 +1178,21 @@ tmoveto(int x, int y) {
void
tsetchar(char *c) {
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 */
0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */
"◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */
"␤", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */
"⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */
"│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */
};
/*
* The table is proudly stolen from rxvt.
*/
if(term.c.attr.mode & ATTR_GFX) {
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 */
0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */
"◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */
"␤", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */
"⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */
"│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */
};
if(c[0] >= 0x41 && c[0] <= 0x7e
&& vt100_0[c[0] - 0x41]) {
c = vt100_0[c[0] - 0x41];
@ -1200,7 +1238,9 @@ tdeletechar(int n) {
tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
return;
}
memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph));
memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src],
size * sizeof(Glyph));
tclearregion(term.col-n, term.c.y, term.col-1, term.c.y);
}
@ -1216,7 +1256,9 @@ tinsertblank(int n) {
tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
return;
}
memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph));
memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src],
size * sizeof(Glyph));
tclearregion(src, term.c.y, dst - 1, term.c.y);
}
@ -1282,13 +1324,18 @@ tsetattr(int *attr, int l) {
case 38:
if(i + 2 < l && attr[i + 1] == 5) {
i += 2;
if(BETWEEN(attr[i], 0, 255))
if(BETWEEN(attr[i], 0, 255)) {
term.c.attr.fg = attr[i];
else
fprintf(stderr, "erresc: bad fgcolor %d\n", attr[i]);
} else {
fprintf(stderr,
"erresc: bad fgcolor %d\n",
attr[i]);
}
} else {
fprintf(stderr,
"erresc(38): gfx attr %d unknown\n",
attr[i]);
}
else
fprintf(stderr, "erresc(38): gfx attr %d unknown\n", attr[i]);
break;
case 39:
term.c.attr.fg = DefaultFG;
@ -1296,28 +1343,36 @@ tsetattr(int *attr, int l) {
case 48:
if(i + 2 < l && attr[i + 1] == 5) {
i += 2;
if(BETWEEN(attr[i], 0, 255))
if(BETWEEN(attr[i], 0, 255)) {
term.c.attr.bg = attr[i];
else
fprintf(stderr, "erresc: bad bgcolor %d\n", attr[i]);
} else {
fprintf(stderr,
"erresc: bad bgcolor %d\n",
attr[i]);
}
} else {
fprintf(stderr,
"erresc(48): gfx attr %d unknown\n",
attr[i]);
}
else
fprintf(stderr, "erresc(48): gfx attr %d unknown\n", attr[i]);
break;
case 49:
term.c.attr.bg = DefaultBG;
break;
default:
if(BETWEEN(attr[i], 30, 37))
if(BETWEEN(attr[i], 30, 37)) {
term.c.attr.fg = attr[i] - 30;
else if(BETWEEN(attr[i], 40, 47))
} else if(BETWEEN(attr[i], 40, 47)) {
term.c.attr.bg = attr[i] - 40;
else if(BETWEEN(attr[i], 90, 97))
} else if(BETWEEN(attr[i], 90, 97)) {
term.c.attr.fg = attr[i] - 90 + 8;
else if(BETWEEN(attr[i], 100, 107))
} else if(BETWEEN(attr[i], 100, 107)) {
term.c.attr.bg = attr[i] - 100 + 8;
else
fprintf(stderr, "erresc(default): gfx attr %d unknown\n", attr[i]), csidump();
} else {
fprintf(stderr,
"erresc(default): gfx attr %d unknown\n",
attr[i]), csidump();
}
break;
}
}
@ -1573,9 +1628,9 @@ csihandle(void) {
tsetattr(csiescseq.arg, csiescseq.narg);
break;
case 'r': /* DECSTBM -- Set Scrolling Region */
if(csiescseq.priv)
if(csiescseq.priv) {
goto unknown;
else {
} else {
DEFAULT(csiescseq.arg[0], 1);
DEFAULT(csiescseq.arg[1], term.row);
tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1);
@ -1594,14 +1649,22 @@ csihandle(void) {
void
csidump(void) {
int i;
uint c;
printf("ESC[");
for(i = 0; i < csiescseq.len; i++) {
uint c = csiescseq.buf[i] & 0xff;
if(isprint(c)) putchar(c);
else if(c == '\n') printf("(\\n)");
else if(c == '\r') printf("(\\r)");
else if(c == 0x1b) printf("(\\e)");
else printf("(%02x)", c);
c = csiescseq.buf[i] & 0xff;
if(isprint(c)) {
putchar(c);
} else if(c == '\n') {
printf("(\\n)");
} else if(c == '\r') {
printf("(\\r)");
} else if(c == 0x1b) {
printf("(\\e)");
} else {
printf("(%02x)", c);
}
}
putchar('\n');
}
@ -1672,14 +1735,22 @@ strparse(void) {
void
strdump(void) {
int i;
uint c;
printf("ESC%c", strescseq.type);
for(i = 0; i < strescseq.len; i++) {
uint c = strescseq.buf[i] & 0xff;
if(isprint(c)) putchar(c);
else if(c == '\n') printf("(\\n)");
else if(c == '\r') printf("(\\r)");
else if(c == 0x1b) printf("(\\e)");
else printf("(%02x)", c);
c = strescseq.buf[i] & 0xff;
if(isprint(c)) {
putchar(c);
} else if(c == '\n') {
printf("(\\n)");
} else if(c == '\r') {
printf("(\\r)");
} else if(c == 0x1b) {
printf("(\\e)");
} else {
printf("(%02x)", c);
}
}
printf("ESC\\\n");
}
@ -1746,7 +1817,8 @@ tputc(char *c, int len) {
if(term.esc & ESC_START) {
if(term.esc & ESC_CSI) {
csiescseq.buf[csiescseq.len++] = ascii;
if(BETWEEN(ascii, 0x40, 0x7E) || csiescseq.len >= ESC_BUF_SIZ) {
if(BETWEEN(ascii, 0x40, 0x7E)
|| csiescseq.len >= ESC_BUF_SIZ) {
term.esc = 0;
csiparse(), csihandle();
}
@ -1811,10 +1883,11 @@ tputc(char *c, int len) {
term.esc = 0;
break;
case 'D': /* IND -- Linefeed */
if(term.c.y == term.bot)
if(term.c.y == term.bot) {
tscrollup(term.top, 1);
else
} else {
tmoveto(term.c.x, term.c.y+1);
}
term.esc = 0;
break;
case 'E': /* NEL -- Next line */
@ -1826,10 +1899,11 @@ tputc(char *c, int len) {
term.esc = 0;
break;
case 'M': /* RI -- Reverse index */
if(term.c.y == term.top)
if(term.c.y == term.top) {
tscrolldown(term.top, 1);
else
} else {
tmoveto(term.c.x, term.c.y-1);
}
term.esc = 0;
break;
case 'c': /* RIS -- Reset to inital state */
@ -1859,7 +1933,7 @@ tputc(char *c, int len) {
break;
default:
fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",
(uchar) ascii, isprint(ascii)?ascii:'.');
(uchar) ascii, isprint(ascii)? ascii:'.');
term.esc = 0;
}
}
@ -1870,10 +1944,11 @@ tputc(char *c, int len) {
if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT)
tnewline(1); /* always go to first col */
tsetchar(c);
if(term.c.x+1 < term.col)
if(term.c.x+1 < term.col) {
tmoveto(term.c.x+1, term.c.y);
else
} else {
term.c.state |= CURSOR_WRAPNEXT;
}
}
}
}
@ -1884,6 +1959,7 @@ tresize(int col, int row) {
int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col);
int slide = term.c.y - row + 1;
bool *bp;
if(col < 1 || row < 1)
return 0;
@ -1930,7 +2006,7 @@ tresize(int col, int row) {
term.alt [i] = xcalloc(col, sizeof(Glyph));
}
if(col > term.col) {
bool *bp = term.tabs + term.col;
bp = term.tabs + term.col;
memset(bp, 0, sizeof(*term.tabs) * (col - term.col));
while(--bp > term.tabs && !*bp)
@ -1987,7 +2063,8 @@ xloadcols(void) {
for(r = 0; r < 24; r++, i++) {
xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r;
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color,
&dc.xft_col[i])) {
die("Could not allocate color %d\n", i);
}
}
@ -2263,8 +2340,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
void
xdrawcursor(void) {
static int oldx = 0;
static int oldy = 0;
static int oldx = 0, oldy = 0;
int sl;
Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0};
@ -2277,9 +2353,11 @@ xdrawcursor(void) {
/* remove the old cursor */
if(term.line[oldy][oldx].state & GLYPH_SET) {
sl = utf8size(term.line[oldy][oldx].c);
xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl);
} else
xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx,
oldy, 1, sl);
} else {
xtermclear(oldx, oldy, oldx, oldy);
}
/* draw the new one */
if(!(term.c.state & CURSOR_HIDE)) {
@ -2334,6 +2412,7 @@ drawregion(int x1, int y1, int x2, int y2) {
for(y = y1; y < y2; y++) {
if(!term.dirty[y])
continue;
xtermclear(0, y, term.col, y);
term.dirty[y] = 0;
base = term.line[y][0];
@ -2342,8 +2421,9 @@ drawregion(int x1, int y1, int x2, int y2) {
new = term.line[y][x];
if(ena_sel && *(new.c) && selected(x, y))
new.mode ^= ATTR_REVERSE;
if(ib > 0 && (!(new.state & GLYPH_SET) || ATTRCMP(base, new) ||
ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
if(ib > 0 && (!(new.state & GLYPH_SET)
|| ATTRCMP(base, new)
|| ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
xdraws(buf, base, ox, y, ic, ib);
ic = ib = 0;
}
@ -2367,6 +2447,7 @@ drawregion(int x1, int y1, int x2, int y2) {
void
expose(XEvent *ev) {
XExposeEvent *e = &ev->xexpose;
if(xw.state & WIN_REDRAW) {
if(!e->count)
xw.state &= ~WIN_REDRAW;
@ -2376,11 +2457,13 @@ expose(XEvent *ev) {
void
visibility(XEvent *ev) {
XVisibilityEvent *e = &ev->xvisibility;
if(e->state == VisibilityFullyObscured)
if(e->state == VisibilityFullyObscured) {
xw.state &= ~WIN_VISIBLE;
else if(!(xw.state & WIN_VISIBLE))
} else if(!(xw.state & WIN_VISIBLE)) {
/* need a full redraw for next Expose, not just a buf copy */
xw.state |= WIN_VISIBLE | WIN_REDRAW;
}
}
void
@ -2391,6 +2474,7 @@ unmap(XEvent *ev) {
void
xseturgency(int add) {
XWMHints *h = XGetWMHints(xw.dpy, xw.win);
h->flags = add ? (h->flags | XUrgencyHint) : (h->flags & ~XUrgencyHint);
XSetWMHints(xw.dpy, xw.win, h);
XFree(h);
@ -2401,18 +2485,24 @@ focus(XEvent *ev) {
if(ev->type == FocusIn) {
xw.state |= WIN_FOCUSED;
xseturgency(0);
} else
} else {
xw.state &= ~WIN_FOCUSED;
}
}
char*
kmap(KeySym k, uint state) {
int i;
uint mask;
state &= ~Mod2Mask;
for(i = 0; i < LEN(key); i++) {
uint mask = key[i].mask;
if(key[i].k == k && ((state & mask) == mask || (mask == XK_NO_MOD && !state)))
mask = key[i].mask;
if(key[i].k == k && ((state & mask) == mask
|| (mask == XK_NO_MOD && !state))) {
return (char*)key[i].s;
}
}
return NULL;
}
@ -2430,22 +2520,25 @@ kpress(XEvent *ev) {
if (IS_SET(MODE_KBDLOCK))
return;
meta = e->state & Mod1Mask;
shift = e->state & ShiftMask;
len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status);
/* 1. custom keys from config.h */
if((customkey = kmap(ksym, e->state)))
if((customkey = kmap(ksym, e->state))) {
ttywrite(customkey, strlen(customkey));
/* 2. hardcoded (overrides X lookup) */
else
} else {
switch(ksym) {
case XK_Up:
case XK_Down:
case XK_Left:
case XK_Right:
/* XXX: shift up/down doesn't work */
sprintf(buf, "\033%c%c", IS_SET(MODE_APPKEYPAD) ? 'O' : '[', (shift ? "dacb":"DACB")[ksym - XK_Left]);
sprintf(buf, "\033%c%c",
IS_SET(MODE_APPKEYPAD) ? 'O' : '[',
(shift ? "dacb":"DACB")[ksym - XK_Left]);
ttywrite(buf, 3);
break;
case XK_Insert:
@ -2453,10 +2546,11 @@ kpress(XEvent *ev) {
selpaste();
break;
case XK_Return:
if(IS_SET(MODE_CRLF))
if(IS_SET(MODE_CRLF)) {
ttywrite("\r\n", 2);
else
} else {
ttywrite("\r", 1);
}
break;
/* 3. X lookup */
default:
@ -2467,6 +2561,7 @@ kpress(XEvent *ev) {
}
break;
}
}
}
void
@ -2618,7 +2713,7 @@ main(int argc, char *argv[]) {
}
}
run:
run:
setlocale(LC_CTYPE, "");
tnew(80, 24);
ttynew();