Merges into props all the style information contained in props_to_merge. If replace is TRUE, the values will be overwritten, if it is FALSE, the older values will prevail.
a second GtkStyleProperties
whether to replace values or not Since 3.0
See Implementation
Merges into props all the style information contained in props_to_merge. If replace is TRUE, the values will be overwritten, if it is FALSE, the older values will prevail.