c_gtk_widget_get_preferred_height_and_baseline_for_width

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(GtkWidget* widget, int width, int* minimumHeight, int* naturalHeight, int* minimumBaseline, int* naturalBaseline) c_gtk_widget_get_preferred_height_and_baseline_for_width;

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