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authorzeertzjq <zeertzjq@outlook.com>2023-08-31 18:07:30 +0200
committerChristian Brabandt <cb@256bit.org>2023-08-31 18:07:48 +0200
commitac2d8815ae7a93c54b07cba76475cfb3f26a3ac6 (patch)
tree0eb2a55a87e7f98e524b4785f150afeb5242eb08 /src/charset.c
parente102e44fc6ff6ca648e16a2ad79f71d75afc16c3 (diff)
patch 9.0.1828: cursor wrong with virt text before double-width charv9.0.1828
Problem: Wrong cursor position with virtual text before double-width char at window edge. Solution: Check for double-width char before adding virtual text size. closes: #12977 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com>
Diffstat (limited to 'src/charset.c')
-rw-r--r--src/charset.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/charset.c b/src/charset.c
index 3cba7a5e06..3495a0ee17 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -1159,6 +1159,9 @@ win_lbr_chartabsize(
size = win_chartabsize(wp, s, vcol);
if (*s == NUL && !has_lcs_eol)
size = 0; // NUL is not displayed
+# ifdef FEAT_LINEBREAK
+ int is_doublewidth = has_mbyte && size == 2 && MB_BYTE2LEN(*s) > 1;
+# endif
# ifdef FEAT_PROP_POPUP
if (cts->cts_has_prop_with_text)
@@ -1242,8 +1245,7 @@ win_lbr_chartabsize(
# endif
# ifdef FEAT_LINEBREAK
- if (has_mbyte && size == 2 && MB_BYTE2LEN(*s) > 1
- && wp->w_p_wrap && in_win_border(wp, vcol))
+ if (is_doublewidth && wp->w_p_wrap && in_win_border(wp, vcol + size - 2))
{
++size; // Count the ">" in the last column.
mb_added = 1;