Struct hierarchy

  GIBaseInfo
   +----GIRegisteredTypeInfo
         +----GIObjectInfo

GI_IS_OBJECT_INFO()

#define             GI_IS_OBJECT_INFO(info)

Checks if info is a GIObjectInfo.

g_object_info_get_abstract ()

gboolean
g_object_info_get_abstract (GIObjectInfo *info);

Obtain if the object type is an abstract type, eg if it cannot be instantiated

g_object_info_get_fundamental ()

gboolean
g_object_info_get_fundamental (GIObjectInfo *info);

Obtain if the object type is of a fundamental type which is not G_TYPE_OBJECT. This is mostly for supporting GstMiniObject.

g_object_info_get_parent ()

GIObjectInfo *
g_object_info_get_parent (GIObjectInfo *info);

Obtain the parent of the object type.

g_object_info_get_type_name ()

const gchar *
g_object_info_get_type_name (GIObjectInfo *info);

Obtain the name of the objects class/type.

g_object_info_get_type_init ()

const gchar *
g_object_info_get_type_init (GIObjectInfo *info);

Obtain the function which when called will return the GType function for which this object type is registered.

g_object_info_get_n_constants ()

gint
g_object_info_get_n_constants (GIObjectInfo *info);

Obtain the number of constants that this object type has.

g_object_info_get_constant ()

GIConstantInfo *
g_object_info_get_constant (GIObjectInfo *info,
                            gint n);

Obtain an object type constant at index n .

g_object_info_get_n_fields ()

gint
g_object_info_get_n_fields (GIObjectInfo *info);

Obtain the number of fields that this object type has.

g_object_info_get_field ()

GIFieldInfo *
g_object_info_get_field (GIObjectInfo *info,
                         gint n);

Obtain an object type field at index n .

g_object_info_get_n_interfaces ()

gint
g_object_info_get_n_interfaces (GIObjectInfo *info);

Obtain the number of interfaces that this object type has.

g_object_info_get_interface ()

GIInterfaceInfo *
g_object_info_get_interface (GIObjectInfo *info,
                             gint n);

Obtain an object type interface at index n .

g_object_info_get_n_methods ()

gint
g_object_info_get_n_methods (GIObjectInfo *info);

Obtain the number of methods that this object type has.

g_object_info_get_method ()

GIFunctionInfo *
g_object_info_get_method (GIObjectInfo *info,
                          gint n);

Obtain an object type method at index n .

g_object_info_find_method ()

GIFunctionInfo *
g_object_info_find_method (GIObjectInfo *info,
                           const gchar *name);

Obtain a method of the object type given a name . NULL will be returned if there's no method available with that name.

g_object_info_find_method_using_interfaces ()

GIFunctionInfo *
g_object_info_find_method_using_interfaces
                               (GIObjectInfo *info,
                                const gchar *name,
                                GIObjectInfo **implementor);

Obtain a method of the object given a name , searching both the object info and any interfaces it implements. NULL will be returned if there's no method available with that name.

Note that this function does *not* search parent classes; you will have to chain up if that's desired.

g_object_info_get_n_properties ()

gint
g_object_info_get_n_properties (GIObjectInfo *info);

Obtain the number of properties that this object type has.

g_object_info_get_property ()

GIPropertyInfo *
g_object_info_get_property (GIObjectInfo *info,
                            gint n);

Obtain an object type property at index n .

g_object_info_get_n_signals ()

gint
g_object_info_get_n_signals (GIObjectInfo *info);

Obtain the number of signals that this object type has.

g_object_info_get_signal ()

GISignalInfo *
g_object_info_get_signal (GIObjectInfo *info,
                          gint n);

Obtain an object type signal at index n .

g_object_info_find_signal ()

GISignalInfo *
g_object_info_find_signal (GIObjectInfo *info,
                           const gchar *name);

TODO

g_object_info_get_n_vfuncs ()

gint
g_object_info_get_n_vfuncs (GIObjectInfo *info);

Obtain the number of virtual functions that this object type has.

g_object_info_get_vfunc ()

GIVFuncInfo *
g_object_info_get_vfunc (GIObjectInfo *info,
                         gint n);

Obtain an object type virtual function at index n .

g_object_info_find_vfunc ()

GIVFuncInfo *
g_object_info_find_vfunc (GIObjectInfo *info,
                          const gchar *name);

Locate a virtual function slot with name name . Note that the namespace for virtuals is distinct from that of methods; there may or may not be a concrete method associated for a virtual. If there is one, it may be retrieved using g_vfunc_info_get_invoker(), otherwise NULL will be returned. See the documentation for g_vfunc_info_get_invoker() for more information on invoking virtuals.

g_object_info_find_vfunc_using_interfaces ()

GIVFuncInfo *
g_object_info_find_vfunc_using_interfaces
                               (GIObjectInfo *info,
                                const gchar *name,
                                GIObjectInfo **implementor);

Locate a virtual function slot with name name , searching both the object info and any interfaces it implements. Note that the namespace for virtuals is distinct from that of methods; there may or may not be a concrete method associated for a virtual. If there is one, it may be retrieved using g_vfunc_info_get_invoker(), otherwise NULL will be returned.

Note that this function does *not* search parent classes; you will have to chain up if that's desired.

g_object_info_get_class_struct ()

GIStructInfo *
g_object_info_get_class_struct (GIObjectInfo *info);

Every GObject has two structures; an instance structure and a class structure. This function returns the metadata for the class structure.

g_object_info_get_ref_function ()

const char *
g_object_info_get_ref_function (GIObjectInfo *info);

Obtain the symbol name of the function that should be called to ref this object type. It's mainly used fundamental types. The type signature for the symbol is GIObjectInfoRefFunction, to fetch the function pointer see g_object_info_get_ref_function().

g_object_info_get_ref_function_pointer ()

GIObjectInfoRefFunction
g_object_info_get_ref_function_pointer
                               (GIObjectInfo *info);

Obtain a pointer to a function which can be used to increase the reference count an instance of this object type. This takes derivation into account and will reversely traverse the base classes of this type, starting at the top type.

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g_object_info_get_unref_function ()

const char *
g_object_info_get_unref_function (GIObjectInfo *info);

Obtain the symbol name of the function that should be called to unref this object type. It's mainly used fundamental types. The type signature for the symbol is GIObjectInfoUnrefFunction, to fetch the function pointer see g_object_info_get_unref_function().

g_object_info_get_unref_function_pointer ()

GIObjectInfoUnrefFunction
g_object_info_get_unref_function_pointer
                               (GIObjectInfo *info);

Obtain a pointer to a function which can be used to decrease the reference count an instance of this object type. This takes derivation into account and will reversely traverse the base classes of this type, starting at the top type.

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g_object_info_get_set_value_function ()

const char *
g_object_info_get_set_value_function (GIObjectInfo *info);

Obtain the symbol name of the function that should be called to convert set a GValue giving an object instance pointer of this object type. I's mainly used fundamental types. The type signature for the symbol is GIObjectInfoSetValueFunction, to fetch the function pointer see g_object_info_get_set_value_function().

g_object_info_get_set_value_function_pointer ()

GIObjectInfoSetValueFunction
g_object_info_get_set_value_function_pointer
                               (GIObjectInfo *info);

Obtain a pointer to a function which can be used to set a GValue given an instance of this object type. This takes derivation into account and will reversely traverse the base classes of this type, starting at the top type.

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g_object_info_get_get_value_function ()

const char *
g_object_info_get_get_value_function (GIObjectInfo *info);

Obtain the symbol name of the function that should be called to convert an object instance pointer of this object type to a GValue. I's mainly used fundamental types. The type signature for the symbol is GIObjectInfoGetValueFunction, to fetch the function pointer see g_object_info_get_get_value_function().

g_object_info_get_get_value_function_pointer ()

GIObjectInfoGetValueFunction
g_object_info_get_get_value_function_pointer
                               (GIObjectInfo *info);

Obtain a pointer to a function which can be used to extract an instance of this object type out of a GValue. This takes derivation into account and will reversely traverse the base classes of this type, starting at the top type.

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GIObjectInfoRefFunction ()

void *
(*GIObjectInfoRefFunction) (void *object);

Increases the reference count of an object instance.

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GIObjectInfoUnrefFunction ()

void
(*GIObjectInfoUnrefFunction) (void *object);

Decreases the reference count of an object instance.

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GIObjectInfoSetValueFunction ()

void
(*GIObjectInfoSetValueFunction) (GValue *value,
                                 void *object);

Update value and attach the object instance pointer object to it.

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GIObjectInfoGetValueFunction ()

void *
(*GIObjectInfoGetValueFunction) (const GValue *value);

Extract an object instance out of value

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GIObjectInfo

typedef GIBaseInfo GIObjectInfo;

Represents an object.