</para>
<para>
- If this is the first instance of the object ever created, the type system must create
- a class structure: it allocates a buffer to hold the object's class structure and
- initializes it. It first copies the parent's class structure over this structure
- (if there is no parent, it initializes it to zero). It then invokes the
+ If this is the first instance of the object ever created, the type system must create a class structure.
+ It allocates a buffer to hold the object's class structure and initializes it. The first part of the
+ class structure (ie: the embedded parent class structure) is initialized by copying the contents from
+ the class structure of the parent class. The rest of class structure is initialized to zero. If there
+ is no parent, the entire class structure is initialized to zero. The type system then invokes the
base_class_initialization functions (<link linkend="GBaseInitFunc"><type>GBaseInitFunc</type></link>) from topmost
fundamental object to bottom-most most derived object. The object's class_init
(<link linkend="GClassInitFunc"><type>GClassInitFunc</type></link>) function is invoked afterwards to complete