C# FdoCache.InstallVirtualProperty方法代码示例

		/// ------------------------------------------------------------------------------------
		/// <summary>
		/// Initializes a new instance of the <see cref="FilteredScrBooks"/> class.
		/// </summary>
		/// <param name="cache"></param>
		/// <param name="filterInstance"></param>
		/// ------------------------------------------------------------------------------------
		public FilteredScrBooks(FdoCache cache, int filterInstance)
		{
			m_cache = cache;
			m_scr = m_cache.LangProject.TranslatedScriptureOA;
			ClassName = kFilteredClass;
			FieldName = kFilteredField + "_" + filterInstance;
			Type = (int) CellarModuleDefns.kcptReferenceSequence;
			// Due to the possibility of a book being deleted from the database by an
			// undo request after an insert of a book, we cannot store the filtered books
			// in the cache.  Instead, we use the ComputeEveryTime flag so that the load
			// method will be called every time that the filtered books sequence is accessed.
			ComputeEveryTime = true;
			cache.InstallVirtualProperty(this);
		}

		/// ------------------------------------------------------------------------------------
		/// <summary>
		/// Initializes a new instance of the <see cref="FilteredSequenceHandler"/> class.
		/// </summary>
		/// <param name="cache">The FDO cache</param>
		/// <param name="owningClassId">The ID of the class which will own this virtual
		/// property</param>
		/// <param name="filterInstance">Number used to make filters unique for each main
		/// window</param>
		/// <param name="filter">A CmFilter that specifies the details of how to filter the
		/// notes (can be null)</param>
		/// <param name="sortMethod">TODO (TE-3941): use this. A CmSortSpec that specifies the
		/// details of how to sort the notes (can be null)</param>
		/// <param name="flidProvider">The method that provides the flid that is used to
		/// retrieve all records.</param>
		/// ------------------------------------------------------------------------------------
		public FilteredSequenceHandler(FdoCache cache, int owningClassId, int filterInstance,
			IFilter filter, ISortSpec sortMethod, IFlidProvider flidProvider)
		{
			m_cache = cache;
			m_filter = filter;
			m_flidProvider = flidProvider;
			if (m_filter != null)
				m_filter.InitCriteria();
			m_sortMethod = sortMethod;
			ClassName = m_cache.GetClassName((uint)owningClassId);
			FieldName = GetVirtualPropertyName(filter, sortMethod, filterInstance);
			Type = (int) CellarModuleDefns.kcptReferenceSequence;
			ComputeEveryTime = false;
			cache.InstallVirtualProperty(this);
		}