|  |  |  | GObject Reference Manual |  | 
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| gobject-querygobject-query — display a tree of types | 
gobject-query   froots  [options...]
gobject-query   tree  [options...]
gobject-query takes a mandatory argument that specifies whether it should iterate over the fundamental types or print a type tree.
| froots | iterate over fundamental roots | 
| tree | print type tree | 
| -rtype | specify the root type | 
| -n | don't descend type tree | 
| -bstring | specify indent string | 
| -istring | specify incremental indent string | 
| -snumber | specify line spacing | 
| -h,--help | Print brief help and exit. | 
| -v,--version | Print version and exit. | 
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