Your only mistake is that you missed to explicitly point the width of the renderer: gtk_source_gutter_renderer_set_size(renderer, 20); It is stated in the reference page that you must do that. ------------------------------------- П.П. Виж как една учителка по китайски реши да си направи сайт. А ти искаш ли да те намират лесно в интернет? Направи си сайт! Научи повече на www.superhosting.bg. https://www.superhosting.bg/?utm_source=mail.bg&utm_medium=footer&utm_content=v1&utm_campaign=campaign2018 _______________________________________________ gtk-app-devel-list mailing list gtk-app-devel-list@gnome.org https://mail.gnome.org/mailman/listinfo/gtk-app-devel-list