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Technosoftware/DaAeHdaClient/Ae/BrowsePosition.cs

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+#region Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+//-----------------------------------------------------------------------------
+// Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+// Web: https://www.technosoftware.com 
+// 
+// The source code in this file is covered under a dual-license scenario:
+//   - Owner of a purchased license: SCLA 1.0
+//   - GPL V3: everybody else
+//
+// SCLA license terms accompanied with this source code.
+// See SCLA 1.0: https://technosoftware.com/license/Source_Code_License_Agreement.pdf
+//
+// GNU General Public License as published by the Free Software Foundation;
+// version 3 of the License are accompanied with this source code.
+// See https://technosoftware.com/license/GPLv3License.txt
+//
+// This source code is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+// or FITNESS FOR A PARTICULAR PURPOSE.
+//-----------------------------------------------------------------------------
+#endregion Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+#region Using Directives
+using System;
+#endregion
+
+namespace Technosoftware.DaAeHdaClient.Ae
+{
+    /// <summary>
+    /// Stores the state of a browse operation.
+    /// </summary>
+    [Serializable]
+	public class TsCAeBrowsePosition : IOpcBrowsePosition
+	{
+		#region Fields
+        private bool disposed_;
+		private string areaId_;
+		private TsCAeBrowseType browseType_;
+		private string browseFilter_;
+        #endregion
+
+		#region Constructors, Destructor, Initialization
+        /// <summary>
+		/// Saves the parameters for an incomplete browse information.
+		/// </summary>
+		public TsCAeBrowsePosition(
+			string areaId,
+			TsCAeBrowseType browseType,
+			string browseFilter)
+		{
+			areaId_ = areaId;
+			browseType_ = browseType;
+			browseFilter_ = browseFilter;
+		}
+
+        /// <summary>
+        /// The finalizer implementation.
+        /// </summary>
+        ~TsCAeBrowsePosition()
+		{
+			Dispose(false);
+		}
+
+        /// <summary>
+        /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
+        /// </summary>
+        public virtual void Dispose()
+		{
+			Dispose(true);
+			// Take yourself off the Finalization queue
+			// to prevent finalization code for this object
+			// from executing a second time.
+			GC.SuppressFinalize(this);
+		}
+
+		/// <summary>
+		/// Dispose(bool disposing) executes in two distinct scenarios.
+		/// If disposing equals true, the method has been called directly
+		/// or indirectly by a user's code. Managed and unmanaged resources
+		/// can be disposed.
+		/// If disposing equals false, the method has been called by the
+		/// runtime from inside the finalizer and you should not reference
+		/// other objects. Only unmanaged resources can be disposed.
+		/// </summary>
+		/// <param name="disposing">If true managed and unmanaged resources can be disposed. If false only unmanaged resources.</param>
+		protected virtual void Dispose(bool disposing)
+		{
+			// Check to see if Dispose has already been called.
+			if(!disposed_)
+			{
+				// If disposing equals true, dispose all managed
+				// and unmanaged resources.
+				if(disposing)
+				{
+				}
+				// Release unmanaged resources. If disposing is false,
+				// only the following code is executed.
+			}
+			disposed_ = true;
+		}
+        #endregion
+
+		#region Properties
+        /// <summary>
+		/// The fully qualified id for the area being browsed.
+		/// </summary>
+		public string AreaID => areaId_;
+
+        /// <summary>
+		/// The type of child element being returned with the browse.
+		/// </summary>
+		public TsCAeBrowseType BrowseType => browseType_;
+
+        /// <summary>
+		/// The filter applied to the name of the elements being returned.
+		/// </summary>
+		public string BrowseFilter => browseFilter_;
+        #endregion
+
+		#region ICloneable Members
+        /// <summary>
+		/// Creates a shallow copy of the object.
+		/// </summary>
+		public virtual object Clone()
+		{
+			return (TsCAeBrowsePosition)MemberwiseClone();
+		}
+        #endregion
+	}
+}