SIL.FieldWorks.XWorks.InterestingTextList.PropChanged C# (CSharp) Method

		public void PropChanged(int hvo, int tag, int ivMin, int cvIns, int cvDel)
		{
			switch (tag)
			{
				case TextTags.kflidContents:
					if (cvIns > 0 && cvDel == 0)
					{
						var text = m_textRepository.GetObject(hvo);
						CoreTexts.Add(text.ContentsOA);
						if (m_interestingTests != null)
							m_interestingTests.Add(text.ContentsOA);
						RaiseInterestingTextsChanged(CoreTexts.Count - 1, 1, 0);
					}
					else if (cvIns == 1 && cvDel == 1)
					{
						ClearInvalidObjects(CoreTexts, 0, false); // get rid of the old one but do NOT raise notification.
						var text = m_textRepository.GetObject(hvo);
						CoreTexts.Add(text.ContentsOA);
						if (m_interestingTests != null)
							m_interestingTests.Add(text.ContentsOA);
						// We don't know where the old one was removed, safest to treat as changing all.
						RaiseInterestingTextsChanged(0, CoreTexts.Count, CoreTexts.Count);
					}
					else
					{
						// We could try getting the text and removing its ContentsOA from the list,
						// but that assumes a lot about the implementation of deleting objects,
						// such as that when a Text is deleted, it is still present in its repository
						// at the moment we clear ContentsOA. I think it's safest to do something generic.
						ClearInvalidObjects(CoreTexts, 0, true);
					}
					break;
				case RnGenericRecTags.kflidText:
					UpdateInterestingTexts();
					break;
				case ScrSectionTags.kflidHeading:
				case ScrSectionTags.kflidContent:
				case ScrBookTags.kflidSections:
				case ScriptureTags.kflidScriptureBooks:
				case ScrBookTags.kflidTitle:
				case ScrBookTags.kflidFootnotes:
					if (cvDel > 0)
					{
						if (ClearInvalidObjects(m_scriptureTexts, CoreTexts.Count, IncludeScripture))
							if (m_propertyTable != null && !m_propertyTable.IsDisposed)
								UpdatePropertyTable();
					}
					break;
				default:
					if (tag == Cache.ServiceLocator.GetInstance<Virtuals>().LangProjTexts)
					{
						UpdateInterestingTexts();
					}
					break;
			}
		}

        private MockText AddMockText(MockTextRepository mockTextRep, InterestingTextList testObj)
        {
            var newText = new MockText();

            mockTextRep.m_texts.Add(newText);
            testObj.PropChanged(newText.Hvo, TextTags.kflidContents, 0, 1, 0);
            return(newText);
        }