X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/c6b89f23e7546c30dea42a3c49f99682c5818190..011c0f9e5bb87838afa90f2a33ba68920681e3ce:/st.c
diff --git a/st.c b/st.c
index fc9ed70..8e9e895 100644
--- a/st.c
+++ b/st.c
@@ -27,11 +27,16 @@
#include <X11/Xft/Xft.h>
#include <fontconfig/fontconfig.h>
+#include "arg.h"
+
+char *argv0;
+
#define Glyph Glyph_
#define Font Font_
#define Draw XftDraw *
#define Colour XftColor
#define Colourmap Colormap
+#define Rectangle XRectangle
#if defined(__linux)
#include <pty.h>
@@ -41,10 +46,6 @@
#include <libutil.h>
#endif
-#define USAGE \
- "st " VERSION " (c) 2010-2013 st engineers\n" \
- "usage: st [-v] [-c class] [-f font] [-g geometry] [-o file]" \
- " [-t title] [-w windowid] [-e command ...]\n"
/* XEMBED messages */
#define XEMBED_FOCUS_IN 4
@@ -85,6 +86,7 @@ enum glyph_attribute {
ATTR_GFX = 8,
ATTR_ITALIC = 16,
ATTR_BLINK = 32,
+ ATTR_WRAP = 64,
};
enum cursor_movement {
@@ -98,11 +100,6 @@ enum cursor_state {
CURSOR_ORIGIN = 2
};
-enum glyph_state {
- GLYPH_SET = 1,
- GLYPH_DIRTY = 2
-};
-
enum term_mode {
MODE_WRAP = 1,
MODE_INSERT = 2,
@@ -118,6 +115,7 @@ enum term_mode {
MODE_ECHO = 1024,
MODE_APPCURSOR = 2048,
MODE_MOUSESGR = 4096,
+ MODE_8BIT = 8192,
};
enum escape_state {
@@ -140,6 +138,11 @@ enum selection_type {
SEL_RECTANGULAR = 2
};
+enum selection_snap {
+ SNAP_WORD = 1,
+ SNAP_LINE = 2
+};
+
/* bit macro */
#undef B0
enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 };
@@ -154,7 +157,6 @@ typedef struct {
uchar mode; /* attribute flags */
ushort fg; /* foreground */
ushort bg; /* background */
- uchar state; /* state flags */
} Glyph;
typedef Glyph *Line;
@@ -238,6 +240,7 @@ typedef struct {
typedef struct {
int mode;
int type;
+ int snap;
int bx, by;
int ex, ey;
struct {
@@ -310,7 +313,7 @@ static void strhandle(void);
static void strparse(void);
static void strreset(void);
-static void tclearregion(int, int, int, int, int);
+static void tclearregion(int, int, int, int);
static void tcursor(int);
static void tdeletechar(int);
static void tdeleteline(int);
@@ -378,6 +381,7 @@ static void selinit(void);
static inline bool selected(int, int);
static void selcopy(void);
static void selscroll(int, int);
+static void selsnap(int, int *, int *, int);
static int utf8decode(char *, long *);
static int utf8encode(long *, char *);
@@ -649,23 +653,35 @@ selected(int x, int y) {
if(sel.ey == y && sel.by == y) {
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));
- switch(sel.type) {
- case SEL_REGULAR:
- 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));
- case SEL_RECTANGULAR:
+ if(sel.type == SEL_RECTANGULAR) {
return ((sel.b.y <= y && y <= sel.e.y)
&& (sel.b.x <= x && x <= sel.e.x));
- };
+ }
+ 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
+selsnap(int mode, int *x, int *y, int direction) {
+ switch(mode) {
+ case SNAP_WORD:
+ while(*x > 0 && *x < term.col-1
+ && term.line[*y][*x + direction].c[0] != ' ') {
+ *x += direction;
+ }
+ break;
+ case SNAP_LINE:
+ *x = (direction < 0) ? 0 : term.col - 1;
+ break;
+ default:
+ break;
+ }
}
void
@@ -678,6 +694,15 @@ getbuttoninfo(XEvent *e) {
sel.ex = x2col(e->xbutton.x);
sel.ey = y2row(e->xbutton.y);
+ if (sel.by < sel.ey
+ || (sel.by == sel.ey && sel.bx < sel.ex)) {
+ selsnap(sel.snap, &sel.bx, &sel.by, -1);
+ selsnap(sel.snap, &sel.ex, &sel.ey, +1);
+ } else {
+ selsnap(sel.snap, &sel.ex, &sel.ey, -1);
+ selsnap(sel.snap, &sel.bx, &sel.by, +1);
+ }
+
sel.b.x = sel.by < sel.ey ? sel.bx : sel.ex;
sel.b.y = MIN(sel.by, sel.ey);
sel.e.x = sel.by < sel.ey ? sel.ex : sel.bx;
@@ -741,9 +766,14 @@ mousereport(XEvent *e) {
void
bpress(XEvent *e) {
+ struct timeval now;
+
if(IS_SET(MODE_MOUSE)) {
mousereport(e);
} else if(e->xbutton.button == Button1) {
+ gettimeofday(&now, NULL);
+
+ /* Clear previous selection, logically and visually. */
if(sel.bx != -1) {
sel.bx = -1;
tsetdirt(sel.b.y, sel.e.y);
@@ -753,6 +783,38 @@ bpress(XEvent *e) {
sel.type = SEL_REGULAR;
sel.ex = sel.bx = x2col(e->xbutton.x);
sel.ey = sel.by = y2row(e->xbutton.y);
+
+ /*
+ * Snap handling.
+ * If user clicks are fasst enough (e.g. below timeouts),
+ * we ignore if his hand slipped left or down and accidentally
+ * selected more; we are just snapping to whatever we're
+ * snapping.
+ */
+ if(TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) {
+ sel.snap = SNAP_LINE;
+ } else if(TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) {
+ sel.snap = SNAP_WORD;
+ } else {
+ sel.snap = 0;
+ }
+ selsnap(sel.snap, &sel.bx, &sel.by, -1);
+ selsnap(sel.snap, &sel.ex, &sel.ey, 1);
+ sel.b.x = sel.bx;
+ sel.b.y = sel.by;
+ sel.e.x = sel.ex;
+ sel.e.y = sel.ey;
+
+ /*
+ * Draw selection, unless it's regular and we don't want to
+ * make clicks visible
+ */
+ if (sel.snap != 0) {
+ tsetdirt(sel.b.y, sel.e.y);
+ draw();
+ }
+ sel.tclick2 = sel.tclick1;
+ sel.tclick1 = now;
} else if(e->xbutton.button == Button4) {
ttywrite("\031", 1);
} else if(e->xbutton.button == Button5) {
@@ -762,8 +824,8 @@ bpress(XEvent *e) {
void
selcopy(void) {
- char *str, *ptr, *p;
- int x, y, bufsize, is_selected = 0, size;
+ char *str, *ptr;
+ int x, y, bufsize, size;
Glyph *gp, *last;
if(sel.bx == -1) {
@@ -774,28 +836,33 @@ selcopy(void) {
/* append every set & selected glyph to the selection */
for(y = sel.b.y; y < sel.e.y + 1; y++) {
- is_selected = 0;
gp = &term.line[y][0];
last = gp + term.col;
- while(--last >= gp && !(last->state & GLYPH_SET))
+ while(--last >= gp && !(selected(last - gp, y) && \
+ strcmp(last->c, " ") != 0))
/* nothing */;
for(x = 0; gp <= last; x++, ++gp) {
- if(!selected(x, y)) {
+ if(!selected(x, y))
continue;
- } else {
- is_selected = 1;
- }
- p = (gp->state & GLYPH_SET) ? gp->c : " ";
- size = utf8size(p);
- memcpy(ptr, p, size);
+ size = utf8size(gp->c);
+ memcpy(ptr, gp->c, size);
ptr += size;
}
- /* \n at the end of every selected line except for the last one */
- if(is_selected && y < sel.e.y)
- *ptr++ = '\r';
+
+ /*
+ * Copy and pasting of line endings is inconsistent
+ * in the inconsistent terminal and GUI world.
+ * The best solution seems like to produce '\n' when
+ * something is copied from st and convert '\n' to
+ * '\r', when something to be pasted is received by
+ * st.
+ * FIXME: Fix the computer world.
+ */
+ if(y < sel.e.y && !((gp-1)->mode & ATTR_WRAP))
+ *ptr++ = '\n';
}
*ptr = 0;
}
@@ -806,7 +873,7 @@ void
selnotify(XEvent *e) {
ulong nitems, ofs, rem;
int format;
- uchar *data;
+ uchar *data, *last, *repl;
Atom type;
ofs = 0;
@@ -817,7 +884,21 @@ selnotify(XEvent *e) {
fprintf(stderr, "Clipboard allocation failed\n");
return;
}
- ttywrite((const char *) data, nitems * format / 8);
+
+ /*
+ * As seen in selcopy:
+ * Line endings are inconsistent in the terminal and GUI world
+ * copy and pasting. When receiving some selection data,
+ * replace all '\n' with '\r'.
+ * FIXME: Fix the computer world.
+ */
+ repl = data;
+ last = data + nitems * format / 8;
+ while((repl = memchr(repl, '\n', last - repl))) {
+ *repl++ = '\r';
+ }
+
+ ttywrite((const char *)data, nitems * format / 8);
XFree(data);
/* number of 32-bit chunks returned */
ofs += nitems * format / 32;
@@ -898,8 +979,6 @@ xsetsel(char *str) {
void
brelease(XEvent *e) {
- struct timeval now;
-
if(IS_SET(MODE_MOUSE)) {
mousereport(e);
return;
@@ -913,37 +992,10 @@ brelease(XEvent *e) {
term.dirty[sel.ey] = 1;
if(sel.bx == sel.ex && sel.by == sel.ey) {
sel.bx = -1;
- gettimeofday(&now, NULL);
-
- if(TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) {
- /* triple click on the line */
- sel.b.x = sel.bx = 0;
- sel.e.x = sel.ex = term.col;
- sel.b.y = sel.e.y = sel.ey;
- selcopy();
- } else if(TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) {
- /* 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--;
- }
- 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++;
- }
- sel.e.x = sel.ex;
- sel.b.y = sel.e.y = sel.ey;
- selcopy();
- }
} else {
selcopy();
}
}
-
- memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval));
- gettimeofday(&sel.tclick1, NULL);
}
void
@@ -1169,30 +1221,17 @@ treset(void) {
term.bot = term.row - 1;
term.mode = MODE_WRAP;
- tclearregion(0, 0, term.col-1, term.row-1, 0);
+ tclearregion(0, 0, term.col-1, term.row-1);
tmoveto(0, 0);
tcursor(CURSOR_SAVE);
}
void
tnew(int col, int row) {
- /* set screen size */
- term.row = row;
- term.col = col;
- term.line = xmalloc(term.row * sizeof(Line));
- term.alt = xmalloc(term.row * sizeof(Line));
- term.dirty = xmalloc(term.row * sizeof(*term.dirty));
- term.tabs = xmalloc(term.col * sizeof(*term.tabs));
-
- for(row = 0; row < term.row; row++) {
- term.line[row] = xmalloc(term.col * sizeof(Glyph));
- term.alt [row] = xmalloc(term.col * sizeof(Glyph));
- term.dirty[row] = 0;
- }
-
+ memset(&term, 0, sizeof(Term));
+ tresize(col, row);
term.numlock = 1;
- memset(term.tabs, 0, term.col * sizeof(*term.tabs));
- /* setup screen */
+
treset();
}
@@ -1213,7 +1252,7 @@ tscrolldown(int orig, int n) {
LIMIT(n, 0, term.bot-orig+1);
- tclearregion(0, term.bot-n+1, term.col-1, term.bot, 0);
+ tclearregion(0, term.bot-n+1, term.col-1, term.bot);
for(i = term.bot; i >= orig+n; i--) {
temp = term.line[i];
@@ -1233,7 +1272,7 @@ tscrollup(int orig, int n) {
Line temp;
LIMIT(n, 0, term.bot-orig+1);
- tclearregion(0, orig, term.col-1, orig+n-1, 0);
+ tclearregion(0, orig, term.col-1, orig+n-1);
for(i = orig; i <= term.bot-n; i++) {
temp = term.line[i];
@@ -1257,8 +1296,12 @@ selscroll(int orig, int n) {
sel.bx = -1;
return;
}
- switch(sel.type) {
- case SEL_REGULAR:
+ if(sel.type == SEL_RECTANGULAR) {
+ if(sel.by < term.top)
+ sel.by = term.top;
+ if(sel.ey > term.bot)
+ sel.ey = term.bot;
+ } else {
if(sel.by < term.top) {
sel.by = term.top;
sel.bx = 0;
@@ -1267,14 +1310,7 @@ selscroll(int orig, int n) {
sel.ey = term.bot;
sel.ex = term.col;
}
- break;
- case SEL_RECTANGULAR:
- if(sel.by < term.top)
- sel.by = term.top;
- if(sel.ey > term.bot)
- sel.ey = term.bot;
- break;
- };
+ }
sel.b.y = sel.by, sel.b.x = sel.bx;
sel.e.y = sel.ey, sel.e.x = sel.ex;
}
@@ -1370,12 +1406,11 @@ tsetchar(char *c, Glyph *attr, int x, int y) {
term.dirty[y] = 1;
term.line[y][x] = *attr;
memcpy(term.line[y][x].c, c, UTF_SIZ);
- term.line[y][x].state |= GLYPH_SET;
}
void
-tclearregion(int x1, int y1, int x2, int y2, int bce) {
- int x, y, temp;
+tclearregion(int x1, int y1, int x2, int y2) {
+ int x, y, temp, mask;
if(x1 > x2)
temp = x1, x1 = x2, x2 = temp;
@@ -1390,13 +1425,10 @@ tclearregion(int x1, int y1, int x2, int y2, int bce) {
for(y = y1; y <= y2; y++) {
term.dirty[y] = 1;
for(x = x1; x <= x2; x++) {
- if(bce) {
- term.line[y][x] = term.c.attr;
- memcpy(term.line[y][x].c, " ", 2);
- term.line[y][x].state |= GLYPH_SET;
- } else {
- term.line[y][x].state = 0;
- }
+ mask = selected(x, y) ? ATTR_REVERSE : 0;
+ term.line[y][x] = term.c.attr;
+ term.line[y][x].mode ^= mask;
+ memcpy(term.line[y][x].c, " ", 2);
}
}
}
@@ -1410,13 +1442,13 @@ tdeletechar(int n) {
term.dirty[term.c.y] = 1;
if(src >= term.col) {
- tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0);
+ 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));
- tclearregion(term.col-n, term.c.y, term.col-1, term.c.y, 0);
+ tclearregion(term.col-n, term.c.y, term.col-1, term.c.y);
}
void
@@ -1428,13 +1460,13 @@ tinsertblank(int n) {
term.dirty[term.c.y] = 1;
if(dst >= term.col) {
- tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0);
+ 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));
- tclearregion(src, term.c.y, dst - 1, term.c.y, 0);
+ tclearregion(src, term.c.y, dst - 1, term.c.y);
}
void
@@ -1460,8 +1492,9 @@ tsetattr(int *attr, int l) {
for(i = 0; i < l; i++) {
switch(attr[i]) {
case 0:
- term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE | ATTR_BOLD \
- | ATTR_ITALIC | ATTR_BLINK);
+ term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE \
+ | ATTR_BOLD | ATTR_ITALIC \
+ | ATTR_BLINK);
term.c.attr.fg = defaultfg;
term.c.attr.bg = defaultbg;
break;
@@ -1621,20 +1654,25 @@ tsetmode(bool priv, bool set, int *args, int narg) {
case 1006:
MODBIT(term.mode, set, MODE_MOUSESGR);
break;
+ case 1034:
+ MODBIT(term.mode, set, MODE_8BIT);
+ break;
case 1049: /* = 1047 and 1048 */
case 47:
- case 1047: {
+ case 1047:
+ if (!allowaltscreen)
+ break;
+
alt = IS_SET(MODE_ALTSCREEN);
if(alt) {
tclearregion(0, 0, term.col-1,
- term.row-1, 0);
+ term.row-1);
}
if(set ^ alt) /* set is always 1 or 0 */
tswapscreen();
if(*args != 1049)
break;
- }
- /* pass through */
+ /* FALLTRU */
case 1048:
tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
break;
@@ -1747,19 +1785,19 @@ csihandle(void) {
sel.bx = -1;
switch(csiescseq.arg[0]) {
case 0: /* below */
- tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 1);
+ tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
if(term.c.y < term.row-1) {
tclearregion(0, term.c.y+1, term.col-1,
- term.row-1, 1);
+ term.row-1);
}
break;
case 1: /* above */
if(term.c.y > 1)
- tclearregion(0, 0, term.col-1, term.c.y-1, 1);
- tclearregion(0, term.c.y, term.c.x, term.c.y, 1);
+ tclearregion(0, 0, term.col-1, term.c.y-1);
+ tclearregion(0, term.c.y, term.c.x, term.c.y);
break;
case 2: /* all */
- tclearregion(0, 0, term.col-1, term.row-1, 1);
+ tclearregion(0, 0, term.col-1, term.row-1);
break;
default:
goto unknown;
@@ -1769,13 +1807,13 @@ csihandle(void) {
switch(csiescseq.arg[0]) {
case 0: /* right */
tclearregion(term.c.x, term.c.y, term.col-1,
- term.c.y, 1);
+ term.c.y);
break;
case 1: /* left */
- tclearregion(0, term.c.y, term.c.x, term.c.y, 1);
+ tclearregion(0, term.c.y, term.c.x, term.c.y);
break;
case 2: /* all */
- tclearregion(0, term.c.y, term.col-1, term.c.y, 1);
+ tclearregion(0, term.c.y, term.col-1, term.c.y);
break;
}
break;
@@ -1801,7 +1839,7 @@ csihandle(void) {
case 'X': /* ECH -- Erase <n> char */
DEFAULT(csiescseq.arg[0], 1);
tclearregion(term.c.x, term.c.y,
- term.c.x + csiescseq.arg[0] - 1, term.c.y, 1);
+ term.c.x + csiescseq.arg[0] - 1, term.c.y);
break;
case 'P': /* DCH -- Delete <n> char */
DEFAULT(csiescseq.arg[0], 1);
@@ -2242,8 +2280,10 @@ tputc(char *c, int len) {
return;
if(sel.bx != -1 && BETWEEN(term.c.y, sel.by, sel.ey))
sel.bx = -1;
- if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT)
- tnewline(1); /* always go to first col */
+ if(IS_SET(MODE_WRAP) && (term.c.state & CURSOR_WRAPNEXT)) {
+ term.line[term.c.y][term.c.x].mode |= ATTR_WRAP;
+ tnewline(1);
+ }
if(IS_SET(MODE_INSERT) && term.c.x+1 < term.col) {
memmove(&term.line[term.c.y][term.c.x+1],
@@ -2261,11 +2301,12 @@ tputc(char *c, int len) {
int
tresize(int col, int row) {
- int i, x;
+ int i;
int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col);
int slide = term.c.y - row + 1;
bool *bp;
+ Line *orig;
if(col < 1 || row < 1)
return 0;
@@ -2301,10 +2342,6 @@ tresize(int col, int row) {
term.dirty[i] = 1;
term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph));
term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph));
- for(x = mincol; x < col; x++) {
- term.line[i][x].state = 0;
- term.alt[i][x].state = 0;
- }
}
/* allocate any new rows */
@@ -2329,6 +2366,17 @@ tresize(int col, int row) {
tsetscroll(0, row-1);
/* make use of the LIMIT in tmoveto */
tmoveto(term.c.x, term.c.y);
+ /* Clearing both screens */
+ orig = term.line;
+ do {
+ if(mincol < col && 0 < minrow) {
+ tclearregion(mincol, 0, col - 1, minrow - 1);
+ }
+ if(0 < col && minrow < row) {
+ tclearregion(0, minrow, col - 1, row - 1);
+ }
+ tswapscreen();
+ } while(orig != term.line);
return (slide > 0);
}
@@ -2341,10 +2389,8 @@ xresize(int col, int row) {
XFreePixmap(xw.dpy, xw.buf);
xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h,
DefaultDepth(xw.dpy, xw.scr));
- XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg].pixel);
- XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, xw.w, xw.h);
-
XftDrawChange(xw.draw, xw.buf);
+ xclear(0, 0, xw.w, xw.h);
}
static inline ushort
@@ -2493,7 +2539,7 @@ xloadfont(Font *f, FcPattern *pattern) {
f->lbearing = 0;
f->rbearing = f->match->max_advance_width;
- f->height = f->match->height;
+ f->height = f->ascent + f->descent;
f->width = f->lbearing + f->rbearing;
return 0;
@@ -2719,12 +2765,29 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
FcPattern *fcpattern, *fontpattern;
FcFontSet *fcsets[] = { NULL };
FcCharSet *fccharset;
- Colour *fg = &dc.col[base.fg], *bg = &dc.col[base.bg],
- *temp, revfg, revbg;
+ Colour *fg, *bg, *temp, revfg, revbg;
XRenderColor colfg, colbg;
+ Rectangle r;
frcflags = FRC_NORMAL;
+ if(base.mode & ATTR_ITALIC) {
+ if(base.fg == defaultfg)
+ base.fg = defaultitalic;
+ font = &dc.ifont;
+ frcflags = FRC_ITALIC;
+ } else if((base.mode & ATTR_ITALIC) && (base.mode & ATTR_BOLD)) {
+ if(base.fg == defaultfg)
+ base.fg = defaultitalic;
+ font = &dc.ibfont;
+ frcflags = FRC_ITALICBOLD;
+ } else if(base.mode & ATTR_UNDERLINE) {
+ if(base.fg == defaultfg)
+ base.fg = defaultunderline;
+ }
+ fg = &dc.col[base.fg];
+ bg = &dc.col[base.bg];
+
if(base.mode & ATTR_BOLD) {
if(BETWEEN(base.fg, 0, 7)) {
/* basic system colors */
@@ -2746,15 +2809,6 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
frcflags = FRC_BOLD;
}
- if(base.mode & ATTR_ITALIC) {
- font = &dc.ifont;
- frcflags = FRC_ITALIC;
- }
- if((base.mode & ATTR_ITALIC) && (base.mode & ATTR_BOLD)) {
- font = &dc.ibfont;
- frcflags = FRC_ITALICBOLD;
- }
-
if(IS_SET(MODE_REVERSE)) {
if(fg == &dc.col[defaultfg]) {
fg = &dc.col[defaultbg];
@@ -2802,6 +2856,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
/* Clean up the region we want to draw to. */
XftDrawRect(xw.draw, bg, winx, winy, width, xw.ch);
+ /* Set the clip region because Xft is sometimes dirty. */
+ r.x = 0;
+ r.y = 0;
+ r.height = xw.ch;
+ r.width = width;
+ XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1);
+
fcsets[0] = font->set;
for(xp = winx; bytelen > 0;) {
/*
@@ -2835,6 +2896,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
(FcChar8 *)u8fs,
u8fblen);
xp += font->width * u8fl;
+
}
break;
}
@@ -2881,8 +2943,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
FcTrue, fcpattern, &fcres);
/*
- * Overwrite or create the new cache entry
- * entry.
+ * Overwrite or create the new cache entry.
*/
frccur++;
frclen++;
@@ -2920,39 +2981,56 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
XftDrawRect(xw.draw, fg, winx, winy + font->ascent + 1,
width, 1);
}
+
+ /* Reset clip to none. */
+ XftDrawSetClip(xw.draw, 0);
}
void
xdrawcursor(void) {
static int oldx = 0, oldy = 0;
int sl;
- Glyph g = {{' '}, ATTR_NULL, defaultbg, defaultcs, 0};
+ Glyph g = {{' '}, ATTR_NULL, defaultbg, defaultcs};
LIMIT(oldx, 0, term.col-1);
LIMIT(oldy, 0, term.row-1);
- if(term.line[term.c.y][term.c.x].state & GLYPH_SET)
- memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ);
+ memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ);
/* 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 {
- xtermclear(oldx, oldy, oldx, oldy);
- }
+ sl = utf8size(term.line[oldy][oldx].c);
+ xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx,
+ oldy, 1, sl);
/* draw the new one */
if(!(IS_SET(MODE_HIDE))) {
- if(!(xw.state & WIN_FOCUSED))
- g.bg = defaultucs;
-
- if(IS_SET(MODE_REVERSE))
- g.mode |= ATTR_REVERSE, g.fg = defaultcs, g.bg = defaultfg;
+ if(xw.state & WIN_FOCUSED) {
+ if(IS_SET(MODE_REVERSE)) {
+ g.mode |= ATTR_REVERSE;
+ g.fg = defaultcs;
+ g.bg = defaultfg;
+ }
- sl = utf8size(g.c);
- xdraws(g.c, g, term.c.x, term.c.y, 1, sl);
+ sl = utf8size(g.c);
+ xdraws(g.c, g, term.c.x, term.c.y, 1, sl);
+ } else {
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + term.c.x * xw.cw,
+ borderpx + term.c.y * xw.ch,
+ xw.cw - 1, 1);
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + term.c.x * xw.cw,
+ borderpx + term.c.y * xw.ch,
+ 1, xw.ch - 1);
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + (term.c.x + 1) * xw.cw - 1,
+ borderpx + term.c.y * xw.ch,
+ 1, xw.ch - 1);
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + term.c.x * xw.cw,
+ borderpx + (term.c.y + 1) * xw.ch - 1,
+ xw.cw, 1);
+ }
oldx = term.c.x, oldy = term.c.y;
}
}
@@ -3018,25 +3096,22 @@ drawregion(int x1, int y1, int x2, int y2) {
ic = ib = ox = 0;
for(x = x1; x < x2; x++) {
new = term.line[y][x];
- if(ena_sel && *(new.c) && selected(x, y))
+ if(ena_sel && selected(x, y))
new.mode ^= ATTR_REVERSE;
- if(ib > 0 && (!(new.state & GLYPH_SET)
- || ATTRCMP(base, new)
+ if(ib > 0 && (ATTRCMP(base, new)
|| ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
xdraws(buf, base, ox, y, ic, ib);
ic = ib = 0;
}
- if(new.state & GLYPH_SET) {
- if(ib == 0) {
- ox = x;
- base = new;
- }
-
- sl = utf8size(new.c);
- memcpy(buf+ib, new.c, sl);
- ib += sl;
- ++ic;
+ if(ib == 0) {
+ ox = x;
+ base = new;
}
+
+ sl = utf8size(new.c);
+ memcpy(buf+ib, new.c, sl);
+ ib += sl;
+ ++ic;
}
if(ib > 0)
xdraws(buf, base, ox, y, ic, ib);
@@ -3172,7 +3247,8 @@ kpress(XEvent *ev) {
XKeyEvent *e = &ev->xkey;
KeySym ksym;
char xstr[31], buf[32], *customkey, *cp = buf;
- int len;
+ int len, ret;
+ long c;
Status status;
Shortcut *bp;
@@ -3193,13 +3269,23 @@ kpress(XEvent *ev) {
if((customkey = kmap(ksym, e->state))) {
len = strlen(customkey);
memcpy(buf, customkey, len);
- /* 2. hardcoded (overrides X lookup) */
+ /* 3. hardcoded (overrides X lookup) */
} else {
if(len == 0)
return;
- if(len == 1 && e->state & Mod1Mask)
- *cp++ = '\033';
+ if(len == 1 && e->state & Mod1Mask) {
+ if(IS_SET(MODE_8BIT)) {
+ if(*xstr < 0177) {
+ c = *xstr | B7;
+ ret = utf8encode(&c, cp);
+ cp += ret;
+ len = 0;
+ }
+ } else {
+ *cp++ = '\033';
+ }
+ }
memcpy(cp, xstr, len);
len = cp - buf + len;
@@ -3308,67 +3394,67 @@ run(void) {
}
}
+void
+usage(void) {
+ die("%s " VERSION " (c) 2010-2013 st engineers\n" \
+ "usage: st [-a] [-v] [-c class] [-f font] [-g geometry] [-o file]" \
+ " [-t title] [-w windowid] [-e command ...]\n", argv0);
+}
+
int
main(int argc, char *argv[]) {
- int i, bitm, xr, yr;
+ int bitm, xr, yr;
uint wr, hr;
xw.fw = xw.fh = xw.fx = xw.fy = 0;
xw.isfixed = False;
- for(i = 1; i < argc; i++) {
- switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) {
- case 'c':
- if(++i < argc)
- opt_class = argv[i];
- break;
- case 'e':
- /* eat all remaining arguments */
- if(++i < argc)
- opt_cmd = &argv[i];
- goto run;
- case 'f':
- if(++i < argc)
- opt_font = argv[i];
- break;
- case 'g':
- if(++i >= argc)
- break;
-
- bitm = XParseGeometry(argv[i], &xr, &yr, &wr, &hr);
- if(bitm & XValue)
- xw.fx = xr;
- if(bitm & YValue)
- xw.fy = yr;
- if(bitm & WidthValue)
- xw.fw = (int)wr;
- if(bitm & HeightValue)
- xw.fh = (int)hr;
- if(bitm & XNegative && xw.fx == 0)
- xw.fx = -1;
- if(bitm & XNegative && xw.fy == 0)
- xw.fy = -1;
-
- if(xw.fh != 0 && xw.fw != 0)
- xw.isfixed = True;
- break;
- case 'o':
- if(++i < argc)
- opt_io = argv[i];
- break;
- case 't':
- if(++i < argc)
- opt_title = argv[i];
- break;
- case 'v':
- default:
- die(USAGE);
- case 'w':
- if(++i < argc)
- opt_embed = argv[i];
- break;
- }
- }
+ ARGBEGIN {
+ case 'a':
+ allowaltscreen = false;
+ break;
+ case 'c':
+ opt_class = EARGF(usage());
+ break;
+ case 'e':
+ /* eat all remaining arguments */
+ if(argc > 1)
+ opt_cmd = &argv[1];
+ goto run;
+ case 'f':
+ opt_font = EARGF(usage());
+ break;
+ case 'g':
+ bitm = XParseGeometry(EARGF(usage()), &xr, &yr, &wr, &hr);
+ if(bitm & XValue)
+ xw.fx = xr;
+ if(bitm & YValue)
+ xw.fy = yr;
+ if(bitm & WidthValue)
+ xw.fw = (int)wr;
+ if(bitm & HeightValue)
+ xw.fh = (int)hr;
+ if(bitm & XNegative && xw.fx == 0)
+ xw.fx = -1;
+ if(bitm & XNegative && xw.fy == 0)
+ xw.fy = -1;
+
+ if(xw.fh != 0 && xw.fw != 0)
+ xw.isfixed = True;
+ break;
+ case 'o':
+ opt_io = EARGF(usage());
+ break;
+ case 't':
+ opt_title = EARGF(usage());
+ break;
+ case 'w':
+ opt_embed = EARGF(usage());
+ break;
+ case 'v':
+ default:
+ usage();
+ } ARGEND;
run:
setlocale(LC_CTYPE, "");
@@ -3377,6 +3463,8 @@ run:
xinit();
ttynew();
selinit();
+ if(xw.isfixed)
+ cresize(xw.h, xw.w);
run();
return 0;