Catel.MVVM.ViewModelBase.UninitializeModelInternal C# (CSharp) Method

        private void UninitializeModelInternal(string modelProperty, object model, ModelCleanUpMode modelCleanUpMode)
        {
            if (model != null)
            {
                ViewModelManager.UnregisterModel(this, model);
            }

            if (_modelErrorInfo.ContainsKey(modelProperty))
            {
                var modelErrorInfo = _modelErrorInfo[modelProperty];
                modelErrorInfo.Updated -= OnModelErrorInfoUpdated;
                modelErrorInfo.CleanUp();

                _modelErrorInfo.Remove(modelProperty);
            }

            if (SupportIEditableObject)
            {
                var modelInfo = _modelObjectsInfo[modelProperty];
                if (modelInfo.SupportIEditableObject)
                {
                    switch (modelCleanUpMode)
                    {
                        case ModelCleanUpMode.CancelEdit:
                            try
                            {
                                modelInfo.IsCanceling = true;

                                EditableObjectHelper.CancelEditObject(model);
                            }
                            catch (Exception ex)
                            {
                                Log.Warning(ex, "Failed to cancel the edit of object for model '{0}'", modelProperty);
                            }
                            finally
                            {
                                modelInfo.IsCanceling = false;
                            }
                            break;

                        case ModelCleanUpMode.EndEdit:
                            try
                            {
                                EditableObjectHelper.EndEditObject(model);
                            }
                            catch (Exception ex)
                            {
                                Log.Warning(ex, "Failed to end the edit of object for model '{0}'", modelProperty);
                            }
                            break;
                    }
                }
            }

            var modelAsINotifyPropertyChanged = model as INotifyPropertyChanged;
            if (modelAsINotifyPropertyChanged != null)
            {
                modelAsINotifyPropertyChanged.PropertyChanged -= OnModelPropertyChangedInternal;
            }

            UninitializeModel(modelProperty, model, modelCleanUpMode);
        }