SIL.Cog.Application.ViewModels.MultipleWordAlignmentViewModel.CanShowInVarietyPairs C# (CSharp) Method

        private bool CanShowInVarietyPairs()
        {
            if (_selectedWords.Count != 2)
                return false;

            Word w1 = _selectedWords[0].DomainWord;
            Word w2 = _selectedWords[1].DomainWord;

            if (w1.Variety == w2.Variety)
                return false;

            VarietyPair vp = w1.Variety.VarietyPairs[w2.Variety];
            WordPair wp;
            if (vp.WordPairs.TryGetValue(_selectedMeaning.DomainMeaning, out wp))
                return wp.GetWord(w1.Variety) == w1 && wp.GetWord(w2.Variety) == w2;
            return false;
        }