diff options
| -rw-r--r-- | src/select/properties.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/select/properties.c b/src/select/properties.c index f5a6260..572a151 100644 --- a/src/select/properties.c +++ b/src/select/properties.c @@ -1157,6 +1157,47 @@ css_error initial_content(css_computed_style *style) return set_content(style, CSS_CONTENT_NORMAL, NULL); } +css_error compose_content(const css_computed_style *parent, + const css_computed_style *child, + css_computed_style *result) +{ + css_error error; + const css_computed_content_item *items = NULL; + + if ((child->uncommon == NULL && parent->uncommon != NULL) || + css_computed_content(child, &items) == + CSS_CONTENT_INHERIT) { + uint8_t p = css_computed_content(parent, &items); + size_t n_items = 0; + css_computed_content_item *copy = NULL; + + if (p == CSS_CONTENT_SET) { + const css_computed_content_item *i; + + for (i = items; i->type != CSS_COMPUTED_CONTENT_NONE; + i++) + n_items++; + + copy = result->alloc(NULL, (n_items + 1) * + sizeof(css_computed_content_item), + result->pw); + if (i == NULL) + return CSS_NOMEM; + + memcpy(copy, items, (n_items + 1) * + sizeof(css_computed_content_item)); + } + + error = set_content(result, p, copy); + if (error != CSS_OK && copy != NULL) + result->alloc(copy, 0, result->pw); + + return error; + } + + return CSS_OK; +} + css_error cascade_counter_increment(uint32_t opv, css_style *style, css_select_state *state) { |