Catel.ReSharper.CatelProperties.CSharp.Actions.PropertyContextActionBase.IsAvailable C# (CSharp) Method

        public override sealed bool IsAvailable(IUserDataHolder cache)
        {
            using (ReadLockCookie.Create())
            {
                var selectedElement = Provider.SelectedElement;
                var moduleReferenceResolveContext = selectedElement.GetResolveContext();
                if (selectedElement != null && selectedElement.Parent is IPropertyDeclaration)
                {
                    _propertyDeclaration = selectedElement.Parent as IPropertyDeclaration;
                    if (_propertyDeclaration.IsAuto && _propertyDeclaration.Parent != null
                        && _propertyDeclaration.Parent.Parent is IClassDeclaration)
                    {
                        _classDeclaration = _propertyDeclaration.Parent.Parent as IClassDeclaration;
                    }
                }
            }

            return _classDeclaration != null && _classDeclaration.DeclaredElement != null
                   && (_classDeclaration.DeclaredElement.IsDescendantOf(CatelCore.GetDataObjectBaseTypeElement(Provider.PsiModule, _classDeclaration.GetResolveContext()))
                       || _classDeclaration.DeclaredElement.IsDescendantOf(CatelCore.GetModelBaseTypeElement(Provider.PsiModule, _classDeclaration.GetResolveContext())));
        }