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vim-patch:8.2.3095: with 'virtualedit' set to "block" block selection is wrong

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Problem:    With 'virtualedit' set to "block" block selection is wrong after
            using "$".  (Marco Trosi)
Solution:   Compute the longest selected line. (closes vim/vim#8495)
b17ab86e7b
This commit is contained in:
zeertzjq
2022-01-27 18:55:21 +08:00
parent 3d0149f984
commit f2d84df4a8
3 changed files with 69 additions and 5 deletions
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27
src/nvim/screen.c
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@@ -1222,12 +1222,33 @@ static void win_update(win_T *wp, Providers *providers)
}
getvcols(wp, &VIsual, &curwin->w_cursor, &fromc, &toc);
curwin->w_ve_flags = save_ve_flags;
toc++;
curwin->w_ve_flags = save_ve_flags;
// Highlight to the end of the line, unless 'virtualedit' has
// "block".
if (curwin->w_curswant == MAXCOL && !(get_ve_flags() & VE_BLOCK)) {
toc = MAXCOL;
if (curwin->w_curswant == MAXCOL) {
if (get_ve_flags() & VE_BLOCK) {
pos_T pos;
int cursor_above = curwin->w_cursor.lnum < VIsual.lnum;
// Need to find the longest line.
toc = 0;
pos.coladd = 0;
for (pos.lnum = curwin->w_cursor.lnum;
cursor_above ? pos.lnum <= VIsual.lnum : pos.lnum >= VIsual.lnum;
pos.lnum += cursor_above ? 1 : -1) {
colnr_T t;
pos.col = STRLEN(ml_get_buf(wp->w_buffer, pos.lnum, false));
getvvcol(wp, &pos, NULL, NULL, &t);
if (toc < t) {
toc = t;
}
}
toc++;
} else {
toc = MAXCOL;
}
}
if (fromc != wp->w_old_cursor_fcol