Method
GtkGLAreaset_error
Declaration [src]
void
gtk_gl_area_set_error (
  GtkGLArea* area,
  const GError* error
)
Description [src]
Sets an error on the area which will be shown instead of the GL rendering.
This is useful in the GtkGLArea::create-context
signal if GL context creation fails.
Parameters
- error
- 
            Type: GErrorA new GError, orNULLto unset the error.The argument can be NULL.The data is owned by the caller of the method.