color.name
in the style's logical color mappings,
filling in color
and returning TRUE
if found, otherwise
returning FALSE
. Do not cache the found mapping, because
it depends on the GtkStyle
and might change when a theme
switch occurs.gtkStyleLookupColor(object, color.name)
object
GtkStyle
color.name
TRUE
if the mapping was found.color
GdkColor
to fill in