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csstypes: Propagate NTH_CHILD and NTH_LAST_CHILD to siblings

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Otherwise, we'd have to mark eveyr child on changes, and it's far easier
to do that once we actually validate.
This commit is contained in:
Benjamin Otte 2015-11-09 01:38:39 +01:00
parent a7816909ef
commit 4141a7d7c8
1 changed files with 6 additions and 1 deletions
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7
gtk/gtkcsstypes.c
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@ -34,11 +34,16 @@ _gtk_css_change_for_sibling (GtkCssChange match)
| GTK_CSS_CHANGE_NTH_LAST_CHILD \
| GTK_CSS_CHANGE_STATE )
#define KEEP_STATES ( ~(BASE_STATES|GTK_CSS_CHANGE_SOURCE|GTK_CSS_CHANGE_PARENT_STYLE) \
| GTK_CSS_CHANGE_NTH_CHILD \
| GTK_CSS_CHANGE_NTH_LAST_CHILD)
#define SIBLING_SHIFT 8
return (match & ~(BASE_STATES|GTK_CSS_CHANGE_SOURCE|GTK_CSS_CHANGE_PARENT_STYLE)) | ((match & BASE_STATES) << SIBLING_SHIFT);
return (match & KEEP_STATES) | ((match & BASE_STATES) << SIBLING_SHIFT);
#undef BASE_STATES
#undef KEEP_STATES
#undef SIBLING_SHIFT
}