Mercurial > vim
diff src/edit.c @ 28269:20b28fbf7f03 v8.2.4660
patch 8.2.4660: cursorcolumn is sometimes not correct
Commit: https://github.com/vim/vim/commit/782c6744b49b30d9460ed00d4773666e42e07163
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Apr 1 12:06:31 2022 +0100
patch 8.2.4660: cursorcolumn is sometimes not correct
Problem: Cursorcolumn is sometimes not correct.
Solution: Recompute the cursor column when entering Insert mode and the
cursor is on a character wider than a screen cell.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Fri, 01 Apr 2022 13:15:08 +0200 |
parents | c99005ffa8c3 |
children | a9a56b567709 |
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line diff
--- a/src/edit.c +++ b/src/edit.c @@ -293,11 +293,14 @@ edit( conceal_check_cursor_line(cursor_line_was_concealed); #endif - /* - * Need to recompute the cursor position, it might move when the cursor is - * on a TAB or special character. - */ - curs_columns(TRUE); + // Need to recompute the cursor position, it might move when the cursor + // is on a TAB or special character. + // ptr2cells() treats a TAB character as double-width. + if (ptr2cells(ml_get_cursor()) > 1) + { + curwin->w_valid &= ~VALID_VIRTCOL; + curs_columns(TRUE); + } /* * Enable langmap or IME, indicated by 'iminsert'.