Function Macro
GObjectTYPE_CHECK_INSTANCE
Declaration [src]
#define G_TYPE_CHECK_INSTANCE (
instance
)
Description [src]
Checks if instance
is a valid GTypeInstance
structure,
otherwise issues a warning and returns FALSE
. NULL
is not a valid
GTypeInstance
.
This macro should only be used in type implementations.
This function is not directly available to language bindings.