Vanilla.PDF  1.5.3
Cross-platform toolkit for creating and modifying PDF documents
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NullObjectHandle Class Reference

The null object has a type and value that are unequal to those of any other object. More...

Inheritance diagram for NullObjectHandle:
ObjectHandle IUnknownHandle
error_type NullObject_Create (NullObjectHandle **result)
 Creates a new NullObject instance.
 
error_type NullObject_ToObject (NullObjectHandle *handle, ObjectHandle **result)
 Reinterpret current object as ObjectHandle.
 
error_type NullObject_FromObject (ObjectHandle *handle, NullObjectHandle **result)
 Convert ObjectHandle to NullObjectHandle.
 
error_type NullObject_Release (NullObjectHandle *handle)
 Decrement the internal reference counter. More...
 

Additional Inherited Members

- Public Member Functions inherited from ObjectHandle
error_type Object_GetObjectType (ObjectHandle *handle, ObjectType *result)
 Get derived type of current object.
 
- Public Member Functions inherited from IUnknownHandle
error_type IUnknown_AddRef (IUnknownHandle *handle)
 Increment the internal reference counter.
 

Detailed Description

The null object has a type and value that are unequal to those of any other object.

Friends And Related Function Documentation

◆ NullObject_Release()

error_type NullObject_Release ( NullObjectHandle handle)
related

Decrement the internal reference counter.

When the internal counter reaches zero the object is deleted. Releasing already disposed object causes undefined behavior.

See also
IUnknown_Release

The documentation for this class was generated from the following file: