Bit masks used to check or determine characteristics of a type.
G_TYPE_FLAG_ABSTRACT
Indicates an abstract type. No instances can be
created for an abstract type.
G_TYPE_FLAG_VALUE_ABSTRACT
Indicates an abstract value type, i.e. a type
that introduces a value table, but can't be used for
g_value_init().
Bit masks used to check or determine characteristics of a type. G_TYPE_FLAG_ABSTRACT Indicates an abstract type. No instances can be created for an abstract type. G_TYPE_FLAG_VALUE_ABSTRACT Indicates an abstract value type, i.e. a type that introduces a value table, but can't be used for g_value_init().