static void OverrideTruncateFn(GLib.GType gtype, TruncateFnNativeDelegate callback)
{
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("truncate_fn"));
*raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback);
}
}
private bool InternalTruncateFn(long size, GLib.Cancellable cancellable)
{
TruncateFnNativeDelegate unmanaged = class_abi.BaseOverride <TruncateFnNativeDelegate>(this.LookupGType(), "truncate_fn");
if (unmanaged == null)
{
throw new InvalidOperationException("No base method to invoke");
}
IntPtr error = IntPtr.Zero;
bool __result = unmanaged(this.Handle, size, cancellable == null ? IntPtr.Zero : cancellable.Handle, out error);
return(__result);
}
private bool InternalTruncateFn(long size, GLib.Cancellable cancellable)
{
TruncateFnNativeDelegate unmanaged = null;
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("truncate_fn"));
unmanaged = (TruncateFnNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(TruncateFnNativeDelegate));
}
if (unmanaged == null)
{
throw new InvalidOperationException("No base method to invoke");
}
IntPtr error = IntPtr.Zero;
bool __result = unmanaged(this.Handle, size, cancellable == null ? IntPtr.Zero : cancellable.Handle, out error);
return(__result);
}
static void OverrideTruncateFn (GLib.GType gtype, TruncateFnNativeDelegate callback)
{
GFileIOStreamClass class_iface = GetClassStruct (gtype, false);
class_iface.TruncateFn = callback;
OverrideClassStruct (gtype, class_iface);
}
