summaryrefslogtreecommitdiff
path: root/pango/break.c
diff options
context:
space:
mode:
authorMatthias Clasen <mclasen@redhat.com>2017-08-15 19:40:45 -0400
committerMatthias Clasen <mclasen@redhat.com>2017-08-15 19:41:40 -0400
commit0328707ed085cc15b381ad6e8700aa630f20f5a6 (patch)
treefa2506cddd53c7922eda4bd5815e6b928af2a34e /pango/break.c
parent287d6ecd5f1a8683e2163bcde4bf36815082534f (diff)
downloadpango-0328707ed085cc15b381ad6e8700aa630f20f5a6.tar.gz
Fix backspace-deletes-character for Emoji
We want to delete the entire cluster if it is an Emoji. To do so, look at prev_GB_type to find Emoji. This fixes backspacing for sequences like "man health worker" or "family: man, woman, boy, girl".
Diffstat (limited to 'pango/break.c')
-rw-r--r--pango/break.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/pango/break.c b/pango/break.c
index ccf13941..f1bfb999 100644
--- a/pango/break.c
+++ b/pango/break.c
@@ -861,15 +861,23 @@ pango_default_break (const gchar *text,
else
is_grapheme_boundary = TRUE; /* Rule GB999 */
- prev_GB_type = GB_type;
-
attrs[i].is_cursor_position = is_grapheme_boundary;
/* If this is a grapheme boundary, we have to decide if backspace
* deletes a character or the whole grapheme cluster */
if (is_grapheme_boundary)
- attrs[i].backspace_deletes_character = BACKSPACE_DELETES_CHARACTER (base_character);
+ {
+ if (prev_GB_type == GB_E_Base ||
+ prev_GB_type == GB_E_Base_GAZ ||
+ prev_GB_type == GB_Glue_After_Zwj ||
+ prev_GB_type == GB_Extend)
+ attrs[i].backspace_deletes_character = FALSE;
+ else
+ attrs[i].backspace_deletes_character = BACKSPACE_DELETES_CHARACTER (base_character);
+ }
else
attrs[i].backspace_deletes_character = FALSE;
+
+ prev_GB_type = GB_type;
}
/* ---- UAX#29 Word Boundaries ---- */