Whether item is drawn as a vertical line, or just blank. Setting this to FALSE along with gtk_tool_item_set_expand() is useful to create an item that forces following items to the end of the toolbar. Since 2.4
whether item is drawn as a vertical line
See Implementation
Whether item is drawn as a vertical line, or just blank. Setting this to FALSE along with gtk_tool_item_set_expand() is useful to create an item that forces following items to the end of the toolbar. Since 2.4