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Adding wrap handling in selection.

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This commit is contained in:
Christoph Lohmann
2013-04-21 13:01:16 +02:00
parent 872a7f18ea
commit b596d6ba3c
1 changed files with 23 additions and 14 deletions
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37
st.c
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@@ -85,6 +85,7 @@ enum glyph_attribute {
ATTR_GFX = 8,
ATTR_ITALIC = 16,
ATTR_BLINK = 32,
ATTR_WRAP = 64,
};
enum cursor_movement {
@@ -668,17 +669,15 @@ 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] != ' ') {
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:
/* do nothing */
break;
}
}
@@ -771,6 +770,7 @@ bpress(XEvent *e) {
mousereport(e);
} else if(e->xbutton.button == Button1) {
gettimeofday(&now, NULL);
/* Clear previous selection, logically and visually. */
if(sel.bx != -1) {
sel.bx = -1;
@@ -781,14 +781,15 @@ 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.
* 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) {
/* Snap to line */
sel.snap = SNAP_LINE;
} else if(TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) {
sel.snap = SNAP_WORD;
@@ -797,8 +798,15 @@ bpress(XEvent *e) {
}
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 */
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();
@@ -834,9 +842,8 @@ selcopy(void) {
/* nothing */;
for(x = 0; gp <= last; x++, ++gp) {
if(!selected(x, y)) {
if(!selected(x, y))
continue;
}
size = utf8size(gp->c);
memcpy(ptr, gp->c, size);
@@ -852,7 +859,7 @@ selcopy(void) {
* st.
* FIXME: Fix the computer world.
*/
if(y < sel.e.y)
if(y < sel.e.y && !((gp-1)->mode & ATTR_WRAP))
*ptr++ = '\n';
}
*ptr = 0;
@@ -2266,8 +2273,10 @@ 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],