diff options
author | zeertzjq <zeertzjq@outlook.com> | 2024-02-08 11:37:40 +0100 |
---|---|---|
committer | Christian Brabandt <cb@256bit.org> | 2024-02-08 11:37:40 +0100 |
commit | ae07ebc04b0726e12b1af39d52e01d86ae79ef0a (patch) | |
tree | 4496e0d5e633018ae1a8711d1c6c7cbfdd555035 /src/drawscreen.c | |
parent | 7ce34c9a947b17a8b5e81e7c2335a63552182d10 (diff) |
patch 9.1.0083: Redrawing can be improved when deleting lines with 'number'v9.1.0083
Problem: Redrawing can be improved when inserting/deleting lines with 'number'.
Solution: Only redraw the number column of lines below changed lines.
Add a test as this wasn't previously tested.
(zeertzjq)
closes: #13985
Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
Diffstat (limited to 'src/drawscreen.c')
-rw-r--r-- | src/drawscreen.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/drawscreen.c b/src/drawscreen.c index 960bd69118..d1773701da 100644 --- a/src/drawscreen.c +++ b/src/drawscreen.c @@ -1699,11 +1699,6 @@ win_update(win_T *wp) top_end = 1; #endif } - - // When line numbers are displayed need to redraw all lines below - // inserted/deleted lines. - if (mod_top != 0 && buf->b_mod_xlines != 0 && wp->w_p_nu) - mod_bot = MAXLNUM; } wp->w_redraw_top = 0; // reset for next time wp->w_redraw_bot = 0; @@ -2540,11 +2535,16 @@ win_update(win_T *wp) } else { - if (wp->w_p_rnu && wp->w_last_cursor_lnum_rnu != wp->w_cursor.lnum) + // If: + // - 'number' is set and below inserted/deleted lines, or + // - 'relativenumber' is set and cursor moved vertically, + // the text doesn't need to be redrawn, but the number column does. + if ((wp->w_p_nu && mod_top != 0 + && lnum >= mod_bot && buf->b_mod_xlines != 0) + || (wp->w_p_rnu + && wp->w_last_cursor_lnum_rnu != wp->w_cursor.lnum)) { #ifdef FEAT_FOLDING - // 'relativenumber' set and the cursor moved vertically: The - // text doesn't need to be drawn, but the number column does. fold_count = foldedCount(wp, lnum, &win_foldinfo); if (fold_count != 0) fold_line(wp, fold_count, &win_foldinfo, lnum, row); |