c_gtk_source_gutter_renderer_text_measure

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.

__gshared extern (C)

void function(GtkSourceGutterRendererText* renderer, gchar* text, gint* width, gint* height) c_gtk_source_gutter_renderer_text_measure;

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