static void OverrideExtract(GLib.GType gtype, ExtractNativeDelegate callback)
{
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("extract"));
*raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback);
}
}
private GES.IExtractable InternalExtract()
{
ExtractNativeDelegate unmanaged = null;
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("extract"));
unmanaged = (ExtractNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(ExtractNativeDelegate));
}
if (unmanaged == null)
{
throw new InvalidOperationException("No base method to invoke");
}
IntPtr error = IntPtr.Zero;
IntPtr __result = unmanaged(this.Handle, out error);
return(GES.ExtractableAdapter.GetObject(__result, false));
}
