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vim-patch:7.4.1697

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Problem:    Display problems when the 'ambiwidth' and 'emoji' options are not
            set properly or the terminal doesn't behave as expected.
Solution:   After drawing an ambiguous width character always position the
            cursor.

cb0700844c
This commit is contained in:
James McCoy 2016-09-22 00:58:46 -04:00
parent 9419a4c86c
commit 9e1c659666
No known key found for this signature in database
GPG Key ID: DFE691AE331BA3DB
2 changed files with 9 additions and 7 deletions
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11
src/nvim/mbyte.c
View File

@ -1724,12 +1724,11 @@ int utf_class(int c)
return 2; return 2;
} }
/* int utf_ambiguous_width(int c)
* Code for Unicode case-dependent operations. Based on notes in {
* http://www.unicode.org/Public/UNIDATA/CaseFolding.txt return c >= 0x80 && (intable(ambiguous, ARRAY_SIZE(ambiguous), c)
* This code uses simple case folding, not full case folding. || intable(emoji_all, ARRAY_SIZE(emoji_all), c));
* Last updated for Unicode 5.2. }
*/
/* /*
* Generic conversion function for case operations. * Generic conversion function for case operations.

5
src/nvim/ui.c
View File

@ -397,7 +397,10 @@ static void send_output(uint8_t **ptr)
size_t clen = (size_t)mb_ptr2len(p); size_t clen = (size_t)mb_ptr2len(p);
UI_CALL(put, p, (size_t)clen); UI_CALL(put, p, (size_t)clen);
col++; col++;
if (mb_ptr2cells(p) > 1) { if (utf_ambiguous_width(*p)) {
pending_cursor_update = true;
flush_cursor_update();
} else if (mb_ptr2cells(p) > 1) {
// double cell character, blank the next cell // double cell character, blank the next cell
UI_CALL(put, NULL, 0); UI_CALL(put, NULL, 0);
col++; col++;