#define Draw XftDraw *
#define Colour XftColor
#define Colourmap Colormap
+#define Rectangle XRectangle
#if defined(__linux)
#include <pty.h>
ATTR_GFX = 8,
ATTR_ITALIC = 16,
ATTR_BLINK = 32,
+ ATTR_WRAP = 64,
};
enum cursor_movement {
MODE_ECHO = 1024,
MODE_APPCURSOR = 2048,
MODE_MOUSESGR = 4096,
+ MODE_8BIT = 8192,
};
enum escape_state {
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 };
typedef struct {
int mode;
int type;
+ int snap;
int bx, by;
int ex, ey;
struct {
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 *);
&& (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
getbuttoninfo(XEvent *e) {
int type;
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;
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);
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) {
void
selcopy(void) {
char *str, *ptr;
- int x, y, bufsize, isselected = 0, size;
+ int x, y, bufsize, size;
Glyph *gp, *last;
if(sel.bx == -1) {
/* append every set & selected glyph to the selection */
for(y = sel.b.y; y < sel.e.y + 1; y++) {
- isselected = 0;
gp = &term.line[y][0];
last = gp + term.col;
/* nothing */;
for(x = 0; gp <= last; x++, ++gp) {
- if(!selected(x, y)) {
+ if(!selected(x, y))
continue;
- } else {
- isselected = 1;
- }
size = utf8size(gp->c);
memcpy(ptr, gp->c, size);
* st.
* FIXME: Fix the computer world.
*/
- if(isselected && y < sel.e.y)
+ if(y < sel.e.y && !((gp-1)->mode & ATTR_WRAP))
*ptr++ = '\n';
}
*ptr = 0;
void
brelease(XEvent *e) {
- struct timeval now;
-
if(IS_SET(MODE_MOUSE)) {
mousereport(e);
return;
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].c[0] != ' ') {
- sel.bx--;
- }
- sel.b.x = sel.bx;
- while(sel.ex < term.col-1 && 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
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:
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],
FcCharSet *fccharset;
Colour *fg, *bg, *temp, revfg, revbg;
XRenderColor colfg, colbg;
+ Rectangle r;
frcflags = FRC_NORMAL;
/* Clean up the region we want to draw to. */
XftDrawRect(xw.draw, bg, winx, winy, width, xw.ch);
+ 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;) {
(FcChar8 *)u8fs,
u8fblen);
xp += font->width * u8fl;
+
}
break;
}
XftDrawRect(xw.draw, fg, winx, winy + font->ascent + 1,
width, 1);
}
+
+ /* Reset clip to none. */
+ XftDrawSetClip(xw.draw, 0);
}
void
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;
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;