internal ClassInitializer(Type type)
{
ClassInitManagedDelegate = this.ClassInit;
Type = type;
gtype = GType.RegisterGObjectType(this);
is_first_subclass = gtype.GetBaseType() == gtype.GetThresholdType();
}
protected internal static GType RegisterGType(System.Type t)
{
GType gtype = GType.RegisterGObjectType(t);
bool is_first_subclass = gtype.GetBaseType() == gtype.GetThresholdType();
if (is_first_subclass)
{
IntPtr class_ptr = gtype.GetClassPtr();
GObjectClass gobject_class = (GObjectClass)Marshal.PtrToStructure(class_ptr, typeof(GObjectClass));
gobject_class.constructor_cb = ConstructorHandler;
gobject_class.get_prop_cb = GetPropertyHandler;
gobject_class.set_prop_cb = SetPropertyHandler;
Marshal.StructureToPtr(gobject_class, class_ptr, false);
}
AddProperties(gtype, t, is_first_subclass);
ConnectDefaultHandlers(gtype, t);
InvokeTypeInitializers(gtype, t);
AddInterfaces(gtype, t);
return(gtype);
}
public static N BaseOverride <N>(this AbiStruct class_abi, GType gtype, string fieldname) where N : Delegate
{
N unmanaged = null;
unsafe {
IntPtr raw_ptr = IntPtr.Zero;
while (raw_ptr == IntPtr.Zero && GType.IsManaged(gtype))
{
gtype = gtype.GetThresholdType();
var abi_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset(fieldname));
raw_ptr = *abi_ptr;
}
if (raw_ptr != IntPtr.Zero)
{
unmanaged = Marshal.GetDelegateForFunctionPointer <N>(raw_ptr);
}
}
return(unmanaged);
}
internal ClassInitializer(Type type)
{
ClassInitManagedDelegate = this.ClassInit;
Type = type;
gtype = GType.RegisterGObjectType (this);
is_first_subclass = gtype.GetBaseType () == gtype.GetThresholdType ();
}
