st

Simple Terminal from suckless utilities
git clone git://git.thepablogq.xyz/st
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commit b596d6ba3c50bc379adc298a4e2ba7c122b116ab
parent 872a7f18eaffd96eefb31e3dcb45fd86bc67029b
Author: Christoph Lohmann <20h@r-36.net>
Date:   Sun, 21 Apr 2013 13:01:16 +0200

Adding wrap handling in selection.

Diffstat:
Mst.c | 37+++++++++++++++++++++++--------------
1 file changed, 23 insertions(+), 14 deletions(-)

diff --git a/st.c b/st.c @@ -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],