using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Xml;

namespace VEPROMS.CSLA.Library
{
	public partial class DVEnhancedDocuments : List<DVEnhancedDocument>
	{
        public void Add(string name, int type, int versionID, int pdfX, string pdfToken) => Add(new DVEnhancedDocument(name, type, versionID, pdfX, pdfToken));
        public static DVEnhancedDocuments Load(XMLProperties _Xp)
		{
			DVEnhancedDocuments eds = new DVEnhancedDocuments(); // B2020-060: don't return null, caused null reference later
			foreach (XmlNode xn in _Xp.XmlContents.SelectNodes("//Enhanced"))
			{
				XmlAttribute xa = xn.Attributes["VersionID"];
				if (xa == null) return null;		// B2020-004: if an enhanced node exists but has no version data, return null.
				if (eds == null) eds = new DVEnhancedDocuments();
				int dvid = int.Parse(xn.Attributes["VersionID"].Value);
				DocVersionInfo dvi = DocVersionInfo.Get(dvid);
				if (dvi != null)
				{
					eds.Add(xn.Attributes["Name"].Value,
						int.Parse(xn.Attributes["Type"].Value),
						int.Parse(xn.Attributes["VersionID"].Value),
						int.Parse(xn.Attributes["PdfX"].Value),
						xn.Attributes["PdfToken"].Value
						);
				}
				else
				{
					// B2018-025: If there is config data in the source pointing to a non-existent enhanced, remove
					// this from the internal data structure so no errors will occur:
					XmlNode xnx = _Xp.XmlContents.SelectSingleNode($"//Enhanced[@VersionID='{dvid}']");
					xnx.ParentNode.RemoveChild(xnx);
				}
			}
			return eds;
		}
		public DVEnhancedDocument GetByType(int type)
		{
			foreach (DVEnhancedDocument ed in this)
				if (ed.Type == type) return ed;
			return null;
		}
		public DVEnhancedDocument this[string name]
		{
			get
			{
				foreach (DVEnhancedDocument ed in this)
					if (ed.Name == name) return ed;
				return null;
			}
		}
		public bool HasSourcePointer
		{
			get
			{
				foreach (DVEnhancedDocument ed in this)
					if (ed.Type == 0) return true;
				return false;
			}
		}
	}

	public partial class DVEnhancedDocument
	{
        public string Name { get; set; }
        public int Type { get; set; }
        public int VersionID { get; set; }
        public int PdfX { get; set; }
        public string PdfToken { get; set; }
        public DVEnhancedDocument() { ;}
		public DVEnhancedDocument(string name,int type, int versionID, int pdfX, string pdfToken)
		{
			Name = name;
			Type = type;
			VersionID = versionID;
			PdfX = pdfX;
			PdfToken = pdfToken;
		}
        public override string ToString() => $"{Name}.ItemID={VersionID}";
    }

	[Serializable]
	[TypeConverter(typeof(ExpandableObjectConverter))]
	public class DocVersionConfig : ConfigDynamicTypeDescriptor, INotifyPropertyChanged
	{
        // B2018-025: Allow refresh of enhanced document data structure, RefreshMyEnhancedDocuments, and remove link data, RemoveEnhancedLink.
        public void RefreshMyEnhancedDocuments() => _MyEnhancedDocuments = null;

        public void RemoveEnhancedLink(int dvid)
		{
			// from this config, remove the link to the input dvid (DocVersionId:
			XmlNode xnx = _Xp.XmlContents.SelectSingleNode(string.Format("//Enhanced[@VersionID='{0}']", dvid));
			if (xnx == null) return;		// B2020-069: check for null reference before accessing xnx.  
			xnx.ParentNode.RemoveChild(xnx);
		}

		private DVEnhancedDocuments _MyEnhancedDocuments = null;
		public DVEnhancedDocuments MyEnhancedDocuments
		{
			get
			{
				if (_MyEnhancedDocuments == null)
				{
					_MyEnhancedDocuments = DVEnhancedDocuments.Load(_Xp);
				}
				return _MyEnhancedDocuments;
			}
			set { _MyEnhancedDocuments = value; }
		}

		public void SaveDVEnhancedDocuments()
		{
			// get all of the current enhanced links from data structure in code.  This list may have been
			// modified by adding items during code execution by associating source <--> background etc.
			DVEnhancedDocuments edsToAdd = new DVEnhancedDocuments();
			foreach (DVEnhancedDocument ed in MyEnhancedDocuments)
				edsToAdd.Add(ed);

			// from the existing list in xml, remove any that are in the 'edited (edsToAdd) list
			// so that what remains are those that need added to xml that will then be written to database
			foreach (XmlNode xn in _Xp.XmlContents.SelectNodes("//Enhanced"))
			{
				DVEnhancedDocument tmp = edsToAdd.GetByType(int.Parse(xn.Attributes["Type"].Value));
				if (tmp != null)
				{
					if (xn.Attributes["Name"].Value != tmp.Name)
						xn.Attributes["Name"].Value = tmp.Name;
					if (int.Parse(xn.Attributes["Type"].Value) != tmp.Type)
						xn.Attributes["Type"].Value = tmp.Type.ToString();
					if (int.Parse(xn.Attributes["VersionID"].Value) != tmp.VersionID)
						xn.Attributes["VersionID"].Value = tmp.VersionID.ToString();
					if (int.Parse(xn.Attributes["PdfX"].Value) != tmp.PdfX)
						xn.Attributes["PdfX"].Value = tmp.PdfX.ToString();
					if (xn.Attributes["PdfToken"].Value != tmp.PdfToken)
						xn.Attributes["PdfToken"].Value = tmp.PdfToken;
					edsToAdd.Remove(tmp);
				}
			}

			// Add any remaining doc versions to the xml node //Enhanced
			foreach (DVEnhancedDocument edadd in edsToAdd)
			{
				// Add (example): <Enhanced Type="Background" ItemID="43138" /><Enhanced Type="Deviation" ItemID="67165" />
				// First add 'Enhanced' element:
				XmlNode newEnhNode = _Xp.XmlContents.CreateNode(XmlNodeType.Element, "Enhanced", _Xp.XmlContents.NamespaceURI);
				XmlNode xnEnh = _Xp.XmlContents.DocumentElement.AppendChild(newEnhNode);
				// Now add the 'Type' and 'ItemID' attributes:
				XmlAttribute xa = xnEnh.Attributes.Append(_Xp.XmlContents.CreateAttribute("Type"));
				xa.Value = edadd.Type.ToString();
				xa = xnEnh.Attributes.Append(_Xp.XmlContents.CreateAttribute("Name"));
				xa.Value = edadd.Name;
				xa = xnEnh.Attributes.Append(_Xp.XmlContents.CreateAttribute("VersionID"));
				xa.Value = edadd.VersionID.ToString();
				xa = xnEnh.Attributes.Append(_Xp.XmlContents.CreateAttribute("PdfX"));
				xa.Value = edadd.PdfX.ToString();
				xa = xnEnh.Attributes.Append(_Xp.XmlContents.CreateAttribute("PdfToken"));
				xa.Value = edadd.PdfToken;
			}
		}

        #region DynamicTypeDescriptor
        internal override bool IsReadOnly => _DocVersion == null;
        #endregion

        #region XML
        private readonly XMLProperties _Xp;
		#endregion

		#region Constructors
		//PROPGRID: Hide ParentLookup
		[Browsable(false)]
		public bool ParentLookup
		{
			get { return _Xp.ParentLookup; }
			set { _Xp.ParentLookup = value; }
		}

		private readonly DocVersion _DocVersion;
		public DocVersionConfig(DocVersion docVersion)
		{
			_DocVersion = docVersion;
			string xml = docVersion.Config;
			if (xml == string.Empty) xml = "<Config/>";
			_Xp = new XMLProperties(xml);
			if (docVersion.MyDocVersionInfo.MyFolder != null) _Xp.LookInAncestor += new XMLPropertiesEvent(Xp_LookInAncestorFolder);
		}

		private string Xp_LookInAncestorFolder(object sender, XMLPropertiesArgs args)
		{
			if (args.AncestorLookup || ParentLookup)
			{
				for (FolderInfo folder = _DocVersion != null ? _DocVersion.MyDocVersionInfo.MyFolder : _DocVersionInfo.MyFolder; folder != null; folder = folder.MyParent)
				{
					string retval = folder.FolderConfig.GetValue(args.Group, args.Item);
					if (retval != string.Empty) return retval;
				}
			}
			return string.Empty;
		}
		private readonly DocVersionInfo _DocVersionInfo;
		public DocVersionConfig(DocVersionInfo docVersionInfo)
		{
			_DocVersionInfo = docVersionInfo;
			string xml = docVersionInfo.Config;
			if (xml == string.Empty) xml = "<Config/>";
			_Xp = new XMLProperties(xml);
			if (docVersionInfo.MyFolder != null) _Xp.LookInAncestor += new XMLPropertiesEvent(Xp_LookInAncestorFolder);
		}
		public DocVersionConfig(string xml)
		{
			if (xml == string.Empty) xml = "<Config/>";
			_Xp = new XMLProperties(xml);
		}
		public DocVersionConfig()
		{
			string xml = "<Config/>";
			_Xp = new XMLProperties(xml);
		}
        public string GetValue(string group, string item) => _Xp[group, item];
        public void SetValue(string group, string item, string newvalue) => _Xp[group, item] = newvalue;
        #endregion

        #region Local Properties
        [Category("General")]
		[DisplayName("Name")]
		[Description("Name")]
		public string Name
		{
			get { return (_DocVersion != null ? _DocVersion.Name : _DocVersionInfo.Name); }
			set { if (_DocVersion != null) _DocVersion.Name = value; }
		}
		[Category("General")]
		[DisplayName("Procedure Set Revision")]
		[Description("Westinghouse Owners Group Revision")]
		public string ProcedureSetRev
		{
			get
			{
				return _Xp["ProcedureSet", "Revision"];
			}
			set
			{
				_Xp["ProcedureSet", "Revision"] = value;
				OnPropertyChanged("ProcedureSet_Revision");
			}
		}
		[Category("General")]
		//PROPGRID: Hide Title
		[Browsable(false)]
		[DisplayName("Title")]
		[Description("Title")]
		public string Title
		{
			get { return (_DocVersion != null ? _DocVersion.Title : _DocVersionInfo.Title); }
			set { if (_DocVersion != null) _DocVersion.Title = value; }
		}
		[Category("Format Settings")]
		[DisplayName("Format")]
		[Description("Format")]
		[TypeConverter(typeof(FormatList))]
		public string FormatSelection
		{
			get
			{
				if (_DocVersion != null && _DocVersion.MyFormat != null) return _DocVersion.MyFormat.FullName;
				if (_DocVersionInfo != null && _DocVersionInfo.MyFormat != null) return _DocVersionInfo.MyFormat.FullName;
				return null;
			}
			set
			{
				if (_DocVersion != null)
				{
					_DocVersion.MyFormat = FormatList.ToFormat(value); // Can only be set if _DocVersion is set
					//_DocVersion.ActiveFormat = null;
				}
			}
		}
		[Category("Format Settings")]
		[DisplayName("Default Format")]
		[Description("Default Format")]
		[TypeConverter(typeof(FormatList))]
		public string DefaultFormatSelection
		{
			get
			{
				if (_DocVersion != null && _DocVersion.MyDocVersionInfo.MyFolder != null && _DocVersion.MyDocVersionInfo.MyFolder.ActiveFormat != null) return _DocVersion.MyDocVersionInfo.MyFolder.ActiveFormat.FullName;
				if (_DocVersionInfo != null && _DocVersionInfo.MyFolder != null && _DocVersionInfo.MyFolder.ActiveFormat != null) return _DocVersionInfo.MyFolder.ActiveFormat.FullName;
				return null;
			}
		}
        public DocVersion MyDocVersion
        { get { return _DocVersion; } }
		private bool _SaveChangesToDocVersionConfig = true;

		public bool SaveChangesToDocVersionConfig
		{
			get { return _SaveChangesToDocVersionConfig; }
			set { _SaveChangesToDocVersionConfig = value; }
		}
		#endregion

		#region ToString
		public override string ToString()
		{
			string s = _Xp.ToString();
            return s == "<Config/>" || s == "<Config></Config>" ? string.Empty : s;
        }
        #endregion

        //<Config><RODefaults Setpoint="SP1" Graphics="IG1" ROPATH="g:\ops\vehlp\ro" /><PrintSettings ChangeBar="3" ChangeBarLoc="1" ChangeBarText="3" numcopies="1" Watermark="1" userformat="  " disableduplex="False" /><format plant="OHLP" /></Config>

        #region RODefaults        // From proc.ini
        [Category("Referenced Objects")]
		[DisplayName("Default RO Prefix")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Setpoint Prefix")]
		public string RODefaults_setpointprefix
		{
			get
			{
				string s = _Xp["RODefaults", "Setpoint"];// get the saved value

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("RODefaults", "Setpoint"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					s = "SP1";// default to volian default

				return s;
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("RODefaults", "Setpoint"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = "SP1";

				if (parval.Equals(value))
					_Xp["RODefaults", "Setpoint"] = string.Empty; // reset to parent value
				else
					_Xp["RODefaults", "Setpoint"] = value; // save selected value

				OnPropertyChanged("RODefaults_setpointprefix");
			}
		}
		[Category("Referenced Objects")]
		[DisplayName("Default Graphics Prefix")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Graphics Prefix")]
		public string RODefaults_graphicsprefix
		{
			get
			{
				string s = _Xp["RODefaults", "Graphics"];// get the saved value

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("RODefaults", "Graphics"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					s = "IG1";// default to volian default

				return s;
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("RODefaults", "Graphics"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = "IG1";

				if (parval.Equals(value))
					_Xp["RODefaults", "Graphics"] = string.Empty; // reset to parent value
				else
					_Xp["RODefaults", "Graphics"] = value; // save selected value

				OnPropertyChanged("RODefaults_graphicsprefix");
			}
		}
		#endregion

		#region PrintSettingsCategory        // From curset.dat
		[Category("Print Settings")]
		//PROPGRID: Hide Printer
		[Browsable(false)]
		[DisplayName("Number of Copies")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Number of Copies")]
		public int Print_NumCopies
		{
			get
			{
				string s = _Xp["PrintSettings", "numcopies"];
				if (s == string.Empty) return 1;
				return int.Parse(_Xp["PrintSettings", "numcopies"]);
			}
			set
			{
				_Xp["PrintSettings", "numcopies"] = value.ToString();
				OnPropertyChanged("Print_NumCopies");
			}
		}
		[Category("Print Settings")]
		//PROPGRID: Hide Printer
		[Browsable(false)]
		[DisplayName("Printer")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Printer")]
		public string Print_Printer
		{
			get
			{
				string s = _Xp["PrintSettings", "Printer"];
				return s;
			}
			set
			{
				_Xp["PrintSettings", "Printer"] = value.ToString();
				OnPropertyChanged("Print_Printer");
			}
		}

		[Category("Print Settings")]
		[DisplayName("Watermark")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Watermark")]
		public PrintWatermark Print_Watermark
		{
			get
			{
				string s = _Xp["PrintSettings", "Watermark"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "Watermark"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PrintWatermark.Draft;// default to volian default

				return (PrintWatermark)int.Parse(s);
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("PrintSettings", "Watermark"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = ((int)(PrintWatermark.Draft)).ToString();

				if (parval.Equals(((int)value).ToString()))
					_Xp["PrintSettings", "Watermark"] = string.Empty; // reset to parent value
				else
					_Xp["PrintSettings", "Watermark"] = ((int)value).ToString(); // save selected value

				OnPropertyChanged("Print_Watermark");
			}
		}

		// C2019-004: Allow user to define duplex blank page text at the docversion level
		[Category("Print Settings")]
		[DisplayName("Duplex Blank Page Text")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Duplex Blank Page Text")]
		public string Print_DuplexBlankPageText
		{
			get
			{
				string s = _Xp["PrintSettings", "duplexblnktxt"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "duplexblnktxt"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					s = "";// default to volian default

				return s;
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("PrintSettings", "duplexblnktxt"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = "";

				if (parval.Equals(value))
					_Xp["PrintSettings", "duplexblnktxt"] = string.Empty; // reset to parent value
				else
					_Xp["PrintSettings", "duplexblnktxt"] = value; // save selected value

				OnPropertyChanged("Print_DuplexBlankPageText");
			}
		}

		[Category("Format Settings")]
		[DisplayName("Change Bars")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Change Bar Use")]
		public PrintChangeBar Print_ChangeBar
		{
			get
			{
				string s = _Xp["PrintSettings", "ChangeBar"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "ChangeBar"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PrintChangeBar.SelectBeforePrinting;// default to volian default

				return (PrintChangeBar)int.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					// if value being saved is same as the parent value, then clear the value (save blank).  This will
					// reset the data to use the parent value.

					string parval = _Xp.ParentValue("PrintSettings", "ChangeBar"); // get the parent value

					if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
						parval = ((int)(PrintChangeBar.SelectBeforePrinting)).ToString();

					if (parval.Equals(((int)value).ToString()))
						_Xp["PrintSettings", "ChangeBar"] = string.Empty; // reset to parent value
					else
						_Xp["PrintSettings", "ChangeBar"] = ((int)value).ToString(); // save selected value

					OnPropertyChanged("Print_ChangeBar");
				}
			}
		}

		[Category("Format Settings")]
		[DisplayName("Change Bar Position")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("User Specified Change Bar Location")]
		public PrintChangeBarLoc Print_ChangeBarLoc
		{
			get
			{
				string s = _Xp["PrintSettings", "ChangeBarLoc"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "ChangeBarLoc"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PrintChangeBarLoc.WithText;// default to volian default

				return (PrintChangeBarLoc)int.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					// if value being saved is same as the parent value, then clear the value (save blank).  This will
					// reset the data to use the parent value.

					string parval = _Xp.ParentValue("PrintSettings", "ChangeBarLoc"); // get the parent value

					if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
						parval = ((int)(PrintChangeBarLoc.WithText)).ToString();

					if (parval.Equals(((int)value).ToString()))
						_Xp["PrintSettings", "ChangeBarLoc"] = string.Empty; // reset to parent value
					else
						_Xp["PrintSettings", "ChangeBarLoc"] = ((int)value).ToString(); // save selected value

					OnPropertyChanged("Print_ChangeBarLoc");
				}
			}
		}

		[Category("Format Settings")]
		[DisplayName("Change Bar Text Type")]
		[Description("Change Bar Text")]
		public PrintChangeBarText Print_ChangeBarText
		{
			get
			{
				string s = _Xp["PrintSettings", "ChangeBarText"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "ChangeBarText"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PrintChangeBarText.DateChgID;// default to volian default

				return (PrintChangeBarText)int.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					// if value being saved is same as the parent value, then clear the value (save blank).  This will
					// reset the data to use the parent value.

					string parval = _Xp.ParentValue("PrintSettings", "ChangeBarText"); // get the parent value

					if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
						parval = ((int)(PrintChangeBarText.DateChgID)).ToString();

					if (parval.Equals(((int)value).ToString()))
						_Xp["PrintSettings", "ChangeBarText"] = string.Empty; // reset to parent value
					else
						_Xp["PrintSettings", "ChangeBarText"] = ((int)value).ToString(); // save selected value

					OnPropertyChanged("Print_ChangeBarText");
				}
			}
		}
		[Category("Format Settings")]
		[DisplayName("Custom Change Bar Message Line One")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("User Change Bar Message1")]
		public string Print_UserCBMess1
		{
			get
			{
				string s = _Xp["PrintSettings", "usercbmess1"];// get the saved value

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "usercbmess1"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return "";// default to volian default

				return s;
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					// if value being saved is same as the parent value, then clear the value (save blank).  This will
					// reset the data to use the parent value.

					string parval = _Xp.ParentValue("PrintSettings", "usercbmess1"); // get the parent value

					if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
						parval = "";

					if (parval.Equals(value))
						_Xp["PrintSettings", "usercbmess1"] = string.Empty; // reset to parent value
					else
						_Xp["PrintSettings", "usercbmess1"] = value; // save selected value

					OnPropertyChanged("Print_UserCBMess1");
				}
			}
		}
		[Category("Format Settings")]
		[DisplayName("Custom Change Bar Message Line Two")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("User Change Bar Message2")]
		public string Print_UserCBMess2
		{
			get
			{
				string s = _Xp["PrintSettings", "usercbmess2"];// get the saved value

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "usercbmess2"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return "";// default to volian default

				return s;
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					// if value being saved is same as the parent value, then clear the value (save blank).  This will
					// reset the data to use the parent value.

					string parval = _Xp.ParentValue("PrintSettings", "usercbmess2"); // get the parent value

					if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
						parval = "";

					if (parval.Equals(value))
						_Xp["PrintSettings", "usercbmess2"] = string.Empty; // reset to parent value
					else
						_Xp["PrintSettings", "usercbmess2"] = value; // save selected value

					OnPropertyChanged("Print_UserCBMess2");
				}
			}
		}
		[Category("Print Settings")]
		//PROPGRID: Hide User Format
		[Browsable(false)]
		[DisplayName("User Format")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("User Format")]
		public string Print_UserFormat
		{
			get
			{
				return _Xp["PrintSettings", "userformat"];
			}
			set
			{
				_Xp["PrintSettings", "userformat"] = value;
				OnPropertyChanged("Print_UserFormat");
			}
		}
		//public enum PrintPagination : int
		//{
		//    Free = 0, Fixed, Auto
		//}
		[Category("Print Settings")]
		[DisplayName("Pagination")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Pagination")]
		public PrintPagination Print_Pagination
		{
			get
			{
				string s = _Xp["PrintSettings", "Pagination"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "Pagination"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PrintPagination.Auto;// default to volian default

				return (PrintPagination)int.Parse(s);
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("PrintSettings", "Pagination"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = ((int)(PrintPagination.Auto)).ToString();

				if (parval.Equals(((int)value).ToString()))
					_Xp["PrintSettings", "Pagination"] = string.Empty; // reset to parent value
				else
					_Xp["PrintSettings", "Pagination"] = ((int)value).ToString(); // save selected value

				OnPropertyChanged("Print_Pagination");
			}
		}
		[Category("Print Settings")]
		[DisplayName("PDFLocation")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("PDF Location")]
		public string Print_PDFLocation
		{
			get
			{
				return _Xp["PrintSettings", "PDFLocation"];
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["PrintSettings", "PDFLocation"] = value; // save selected value
					OnPropertyChanged("Print_PDFLocation");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("PDFFilePrefix")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("PDF File Prefix")]
		public string Print_PDFFilePrefix
		{
			get
			{
				return _Xp["PrintSettings", "PDFFilePrefix"];
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["PrintSettings", "PDFFilePrefix"] = value; // save selected value
					OnPropertyChanged("Print_PDFFilePrefix");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("PDFFileSuffix")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("PDF File Suffix")]
		public string Print_PDFFileSuffix
		{
			get
			{
				return _Xp["PrintSettings", "PDFFileSuffix"];
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["PrintSettings", "PDFFileSuffix"] = value; // save selected value
					OnPropertyChanged("Print_PDFFileSuffix");
				}
			}
		}
		// C2018-033 the Prefix date/time format is in the config
		[Category("Print Settings")]
		[DisplayName("PDFdtFilePrefix")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("PDF File Date Time Prefix")]
		public PDFDTPrefix Print_PDFdtFilePrefix
		{
			get
			{
				string s = _Xp["PrintSettings", "PDFdtFilePrefix"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "PDFdtFilePrefix"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PDFDTPrefix.None;// default to volian default

				return (PDFDTPrefix)int.Parse(s);
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("PrintSettings", "PDFdtFilePrefix"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = ((int)(PDFDTPrefix.None)).ToString();

				if (parval.Equals(((int)value).ToString()))
					_Xp["PrintSettings", "PDFdtFilePrefix"] = string.Empty; // reset to parent value
				else
					_Xp["PrintSettings", "PDFdtFilePrefix"] = ((int)value).ToString(); // save selected value

				OnPropertyChanged("Print_PDFdtFilePrefix");
			}
		}

		// C2018-033 the Suffix date/time format is in the config
		[Category("Print Settings")]
		[DisplayName("PDFdtFileSuffix")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("PDF File Date Time Suffix")]
		public PDFDTSuffix Print_PDFdtFileSuffix
		{
			get
			{
				string s = _Xp["PrintSettings", "PDFdtFileSuffix"];

				//If there is no value to get, then get the parent value (a.k.a. default value).
				if (s == string.Empty)
					s = _Xp.ParentValue("PrintSettings", "PDFdtFileSuffix"); // get the parent value
				// If there is no parent value, then use the volian default
				if (s == string.Empty)
					return PDFDTSuffix.None;// default to volian default

				return (PDFDTSuffix)int.Parse(s);
			}
			set
			{
				// if value being saved is same as the parent value, then clear the value (save blank).  This will
				// reset the data to use the parent value.

				string parval = _Xp.ParentValue("PrintSettings", "PDFdtFileSuffix"); // get the parent value

				if (parval.Equals(string.Empty)) // if the parent value is empty, then use the volian default
					parval = ((int)(PDFDTSuffix.None)).ToString();

				if (parval.Equals(((int)value).ToString()))
					_Xp["PrintSettings", "PDFdtFileSuffix"] = string.Empty; // reset to parent value
				else
					_Xp["PrintSettings", "PDFdtFileSuffix"] = ((int)value).ToString(); // save selected value

				OnPropertyChanged("Print_PDFdtFileSuffix");
			}
		}

		[Category("Print Settings")]
		[DisplayName("AlwaysOverwritePDF")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Always Overwrite PDF File")]
		public bool Print_AlwaysOverwritePDF
		{
			get
			{
				string s = _Xp["PrintSettings", "AlwaysOverwritePDF"];

				// If there is no value, then default to true
				if (s == string.Empty)
					s = "true"; // default

				return bool.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["PrintSettings", "AlwaysOverwritePDF"] = value.ToString();

					OnPropertyChanged("Print_AlwaysOverwritePDF");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("AlwaysViewPDFAfterCreate")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Always View PDF File After Create")]
		public bool Print_AlwaysViewPDFAfterCreate
		{
			get
			{
				string s = _Xp["PrintSettings", "AlwaysViewPDFAfterCreate"];

				// If there is no value, then default to true
				if (s == string.Empty)
					s = "true"; // default

				return bool.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["PrintSettings", "AlwaysViewPDFAfterCreate"] = value.ToString();

					OnPropertyChanged("Print_AlwaysViewPDFAfterCreate");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("AddBlankPagesWhenUsingDuplexFoldouts")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Add Blank Pages in Procedures that Print Duplex Foldouts")]
		public bool Print_AddBlankPagesWhenUsingDuplexFoldouts
		{
			get
			{
				string s = _Xp["PrintSettings", "AddBlankPagesWhenUsingDuplexFoldouts"];

				// If there is no value, then default to true
				if (s == string.Empty)
					s = "false"; // default

				return bool.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_ = _Xp.ParentValue("PrintSettings", "AddBlankPagesWhenUsingDuplexFoldouts");

					_Xp["PrintSettings", "AddBlankPagesWhenUsingDuplexFoldouts"] = value.ToString();

					OnPropertyChanged("Print_AddBlankPagesWhenUsingDuplexFoldouts");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("UnitNumberForPageList")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("For Printing of Unit 1, 2 or 1 & 2 on cover page and in header of other pages")]
		public string Print_UnitNumberForPageList
		{
			get
			{
				string s = _Xp["PrintSettings", "UnitNumberForPageList"];

				// If there is no value, then default to "1", i.e. Unit 1.
				if (s == string.Empty) s = "1"; // default
				return s;
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_ = _Xp.ParentValue("PrintSettings", "UnitNumberForPageList");

					_Xp["PrintSettings", "UnitNumberForPageList"] = value;

					OnPropertyChanged("Print_UnitNumberForPageList");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("PhoneList")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Phone List")]
		public string Print_PhoneList
		{
			get
			{
				return _Xp["PrintSettings", "PhoneList"];
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["PrintSettings", "PhoneList"] = value; // save selected value
					OnPropertyChanged("Print_PhoneList");
				}
			}
		}
		#region MergedPdfs
		[Category("Print Settings")]
		[DisplayName("MergedPdfPageOf")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdf Page Number Format")]
		public MergedPdfsPageOf Print_MergedPdfsPageOf
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfPageOf"];
				if (s == string.Empty)
					return MergedPdfsPageOf.PageOf;
				return (MergedPdfsPageOf)int.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					string s = _Xp["PrintSettings", "MergedPdfPageOf"]; // get the original value to see if a change
					MergedPdfsPageOf originalpo = (s==string.Empty)?MergedPdfsPageOf.PageOf:(MergedPdfsPageOf)int.Parse(s);
					if (originalpo == value) return;    // no change.
					_Xp["PrintSettings", "MergedPdfPageOf"] = ((int)value).ToString(); // save selected value
					OnPropertyChanged("Print_MergedPdfPageOf");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsPageNumFormatOther")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Page Num Format Other")]
		public string Print_MergedPdfsPageNumFormatOther
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsPageNumFormatOther"];
				return s;
			}
			set
			{
				_Xp["PrintSettings", "MergedPdfsPageNumFormatOther"] = value.ToString();
				OnPropertyChanged("Print_MergedPdfsPageNumFormatOther");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsPageNumFont")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Page Num Format Font")]
		public string Print_MergedPdfsPageNumFont
		{
			get
			{
				// if this isn't set, then it will be empty. Empty will flag for code that prints page number to use working draft's format's font
				string s = _Xp["PrintSettings", "MergedPdfsPageNumFont"];		
				return s;
			}
			set
			{
				if (value == null) return;
				string origstr = _Xp["PrintSettings", "MergedPdfsPageNumFont"]; // get the original value to see if a change
				if (origstr == value) return;
				_Xp["PrintSettings", "MergedPdfsPageNumFont"] = value.ToString();
				OnPropertyChanged("MergedPdfsPageNumFont");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsPageNumFontSize")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Page Num Format Font Size")]
		public string Print_MergedPdfsPageNumFontSize
		{
			get
			{
				// if this isn't set, then it will be empty. Empty will flag for code that prints page number to use working draft's format's font
				string s = _Xp["PrintSettings", "MergedPdfsPageNumFontSize"];
				return s;
			}
			set
			{
				string origstr = _Xp["PrintSettings", "MergedPdfsPageNumFontSize"]; // get the original value to see if a change
				if (origstr == value) return;
				_Xp["PrintSettings", "MergedPdfsPageNumFontSize"] = value.ToString();
				OnPropertyChanged("MergedPdfsPageNumFontSize");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsPageNumLocX")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Page Num Loc X")]
		public float? Print_MergedPdfsPageNumLocX
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsPageNumLocX"];
				if (s == string.Empty) return 0.5f;
                float test;
                try
				{
					test = float.Parse(s);
				}
				catch (Exception)
                {
					return 0.5f;
				}
				return test;
			}
			set
			{
				string s = _Xp["PrintSettings", "MergedPdfsPageNumLocX"];
				float orig = (s == string.Empty) ? 0.5f : float.Parse(s);
				if (orig == value) return;
				_Xp["PrintSettings", "MergedPdfsPageNumLocX"] = value.ToString();
				OnPropertyChanged("MergedPdfsPageNumLocX");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsPageNumLocY")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Page Num Loc Y")]
		public float? Print_MergedPdfsPageNumLocY
		{
			get 
			{
				string s = _Xp["PrintSettings", "MergedPdfsPageNumLocY"];
				if (s == string.Empty) return 0.5f;
                float test;
                try
				{
					test = float.Parse(s);
				}
				catch (Exception)
                {
					return 0.5f;
				}
				return test;
			}
			set
			{
				string s = _Xp["PrintSettings", "MergedPdfsPageNumLocY"];
				float orig = (s == string.Empty) ? 0.5f : float.Parse(s);
				if (orig == value) return;
				_Xp["PrintSettings", "MergedPdfsPageNumLocY"] = value.ToString();
				OnPropertyChanged("MergedPdfsPageNumLocY");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsPageNumCorner")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdf Page Number Corner")]
		public MergedPdfsPageNumCorner Print_MergedPdfsPageNumCorner
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsPageNumCorner"];
				if (s == string.Empty)
					return MergedPdfsPageNumCorner.TopRight;
				return (MergedPdfsPageNumCorner)int.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					string s = _Xp["PrintSettings", "MergedPdfsPageNumCorner"]; // get the original value to see if a change
					MergedPdfsPageNumCorner original = (s == string.Empty) ? MergedPdfsPageNumCorner.TopRight : (MergedPdfsPageNumCorner)int.Parse(s);
					if (original == value) return;    // no change.
					_Xp["PrintSettings", "MergedPdfsPageNumCorner"] = ((int)value).ToString(); // save selected value
					OnPropertyChanged("Print_MergedPdfsPageNumCorner");
				}
			}
		}
		// C2021-047: Allow for setting of Merged Pdf Landscape Page Number Location (X, Y & corner)
		[Category("Print Settings")]
		[DisplayName("MergedPdfsLandPageNumLocX")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Landscape Page Num Loc X")]
		public float? Print_MergedPdfsLandPageNumLocX
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsLandPageNumLocX"];
				if (s == string.Empty) return Print_MergedPdfsPageNumLocX;
                float test;
                try
				{
					test = float.Parse(s);
				}
				catch (Exception)
                {
					return 0.5f;
				}
				return test;
			}
			set
			{
				string s = _Xp["PrintSettings", "MergedPdfsLandPageNumLocX"];
				float orig = (s == string.Empty) ? (float) Print_MergedPdfsPageNumLocX : float.Parse(s);
				if (orig == value) return;
				_Xp["PrintSettings", "MergedPdfsLandPageNumLocX"] = value.ToString();
				OnPropertyChanged("MergedPdfsLandPageNumLocX");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsLandPageNumLocY")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdfs Landscape Page Num Loc Y")]
		public float? Print_MergedPdfsLandPageNumLocY
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsLandPageNumLocY"];
				if (s == string.Empty) return Print_MergedPdfsPageNumLocY;
                float test;
                try
				{
					test = float.Parse(s);
				}
				catch (Exception)
                {
					return 0.5f;
				}
				return test;
			}
			set
			{
				string s = _Xp["PrintSettings", "MergedPdfsLandPageNumLocY"];
				float orig = (s == string.Empty) ? (float)Print_MergedPdfsPageNumLocY : float.Parse(s);
				if (orig == value) return;
				_Xp["PrintSettings", "MergedPdfsLandPageNumLocY"] = value.ToString();
				OnPropertyChanged("MergedPdfsLandPageNumLocY");
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsLandPageNumCorner")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdf Landscape Page Number Corner")]
		public MergedPdfsPageNumCorner Print_MergedPdfsLandPageNumCorner
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsLandPageNumCorner"];
				if (s == string.Empty)
					return Print_MergedPdfsPageNumCorner;
				return (MergedPdfsPageNumCorner)int.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					string s = _Xp["PrintSettings", "MergedPdfsLandPageNumCorner"]; // get the original value to see if a change
					MergedPdfsPageNumCorner original = (s == string.Empty) ? Print_MergedPdfsPageNumCorner : (MergedPdfsPageNumCorner)int.Parse(s);
					if (original == value) return;    // no change.
					_Xp["PrintSettings", "MergedPdfsLandPageNumCorner"] = ((int)value).ToString(); // save selected value
					OnPropertyChanged("Print_MergedPdfsLandPageNumCorner");
				}
			}
		}
		[Category("Print Settings")]
		[DisplayName("MergedPdfsViewAfter")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Merged Pdf View After Print")]
		public bool Print_MergedPdfsViewAfter
		{
			get
			{
				string s = _Xp["PrintSettings", "MergedPdfsViewAfter"];
				if (s == string.Empty)
					return false;
				return bool.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					string s = _Xp["PrintSettings", "MergedPdfsViewAfter"]; // get the original value to see if a change
					bool original = s != string.Empty && bool.Parse(s);
					if (original == value) return;    // no change.
					_Xp["PrintSettings", "MergedPdfsViewAfter"] = ((bool)value).ToString(); // save selected value
					OnPropertyChanged("Print_MergedPdfsViewAfter");
				}
			}
		}
		#endregion
		#endregion

		#region Unit // From PROC.INI
		//MultiUnitCount
		[Category("Unit")]
		[DisplayName("Unit Count")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Number of Units")]
		public int Unit_Count
		{
			get
			{
				return _Xp.XmlContents.SelectNodes("//Slave").Count;
			}
	}


	private int _SelectedSlave = 0;
		//[Browsable(false)]
	public int SelectedSlave
	{
		get { return _SelectedSlave; }
		set 
		{
			if (_SelectedSlave == value) return;
			_SelectedSlave = value; 
		// For Debugging: 
		//	if(_DocVersion != null)
		//		Volian.Base.Library.vlnStackTrace.ShowStackLocal("SelectedSlave {0} = {1}", _DocVersion.MyDocVersionUnique, _SelectedSlave.ToString());
		//	else
		//		Volian.Base.Library.vlnStackTrace.ShowStackLocal("SelectedSlaveInfo {0} = {1}", _DocVersionInfo.MyDocVersionInfoUnique, _SelectedSlave.ToString());

		}
	}
		[Category("Unit")]
		[DisplayName("Unit Number")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit Number")]
		public string Unit_Number
		{
			get
			{
				string s = GetCombinedSlaveValue("Number") ?? _Xp["Unit", "Number"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "Number"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "Number"] = value; // save selected value
				else
					_Xp["Unit", "Number"] = value;
				OnPropertyChanged("Unit_Number");
			}
		}
		[Browsable(false)]
		public string Old_Index
		{
			get
			{
				string s = "";
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "oldindex"];
				return s;
			}
		}

		[Category("Unit")]
		[DisplayName("Other Unit Number")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Other Unit Number")]
		public string Other_Unit_Number
		{
			get
			{
				string s = GetCombinedSlaveValue("OtherNumber") ?? _Xp["Unit", "OtherNumber"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "OtherNumber"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "OtherNumber"] = value; // save selected value
				else
					_Xp["Unit", "OtherNumber"] = value;
				OnPropertyChanged("Other_Unit_Number");
			}
		}
		[Category("Unit")]
		[DisplayName("Unit Name")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit Name")]
		public string Unit_Name
		{
			get
			{
				string s = GetCombinedSlaveValue("Name") ?? _Xp["Unit", "Name"];// get the saved value

				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "Name"];

				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "Name"] = value; // save selected value
				else
					_Xp["Unit", "Name"] = value;

				OnPropertyChanged("Unit_Name");
			}
		}

		[Category("Unit")]
		[DisplayName("Other Unit Name")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Other Unit Name")]
		public string Other_Unit_Name
		{
			get
			{
				string s = GetCombinedSlaveValue("OtherName") ?? _Xp["Unit", "OtherName"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "OtherName"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "OtherName"] = value; // save selected value
				else
					_Xp["Unit", "OtherName"] = value;
				OnPropertyChanged("Other_Unit_Name");
			}
		}
		[Category("Unit")]
		[DisplayName("Unit Text")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit Text")]
		public string Unit_Text
		{
			get
			{
				string s = GetCombinedSlaveValue("Text") ?? _Xp["Unit", "Text"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "Text"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "Text"] = value; // save selected value
				else
					_Xp["Unit", "Text"] = value;
				OnPropertyChanged("Unit_Text");
			}
		}
		[Category("Unit")]
		[DisplayName("Other Unit Text")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Other Unit Text")]
		public string Other_Unit_Text
		{
			get
			{
				string s = GetCombinedSlaveValue("OtherText") ?? _Xp["Unit", "OtherText"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "OtherText"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "OtherText"] = value; // save selected value
				else
					_Xp["Unit", "OtherText"] = value;
				OnPropertyChanged("Other_Unit_Text");
			}
		}
		[Category("Unit")]
		[DisplayName("Unit ID")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit ID")]
		public string Unit_ID
		{
			get
			{
				string s = GetCombinedSlaveValue("ID") ?? _Xp["Unit", "ID"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "ID"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "ID"] = value; // save selected value
				else
					_Xp["Unit", "ID"] = value;
				OnPropertyChanged("Unit_ID");
			}
		}
		[Category("Unit")]
		[DisplayName("Other Unit ID")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Other Unit ID")]
		public string Other_Unit_ID
		{
			get
			{
				string s = GetCombinedSlaveValue("OtherID") ?? _Xp["Unit", "OtherID"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "OtherID"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "OtherID"] = value; // save selected value
				else
					_Xp["Unit", "OtherID"] = value;
				OnPropertyChanged("Other_Unit_ID");
			}
		}
		[Category("Unit")]
		[DisplayName("Unit Specific Procedure Number")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit Specific Procedure Number")]
		public string Unit_ProcedureNumber
		{
			get
			{
				string s = GetCombinedSlaveValue("ProcedureNumber", null) ?? _Xp["Unit", "ProcedureNumber"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "ProcedureNumber"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "ProcedureNumber"] = value; // save selected value
				else
					_Xp["Unit", "ProcedureNumber"] = value;
				OnPropertyChanged("Unit_ProcedureNumber");
			}
		}
		[Category("Unit")]
		[DisplayName("Unit Specific Procedure Set Name")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit Specific Procedure Set Name")]
		public string Unit_ProcedureSetName
		{
			get
			{
				string s = GetCombinedSlaveValue("SetName", null) ?? _Xp["ProcedureSet", "Name"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "SetName"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "SetName"] = value; // save selected value
				else
					_Xp["ProcedureSet", "Name"] = value;
				OnPropertyChanged("Unit_ProcedureSetName");
			}
		}
		[Category("Unit")]
		[DisplayName("Unit Specific Procedure Set ID")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Assigned Unit Specific Procedure Set ID")]
		public string Unit_ProcedureSetID
		{
			get
			{
				string s = GetCombinedSlaveValue("SetID", null) ?? _Xp["ProcedureSet", "ID"];// get the saved value
				if (SelectedSlave > 0)
					s = _Xp[$"Slave[@index='{SelectedSlave}']", "SetID"];
				return s;
			}
			set
			{
				if (SelectedSlave > 0)
					_Xp[$"Slave[@index='{SelectedSlave}']", "SetID"] = value; // save selected value
				else
					_Xp["ProcedureSet", "ID"] = value;
				OnPropertyChanged("Unit_ProcedureSetID");
			}
		}
		#endregion
		#region Slave
		public void AddSlave(string xml)
		{
			XmlDocument xd = new XmlDocument();
			xd.LoadXml(xml);
			XmlNode pn = _Xp.XmlContents.SelectSingleNode("//Slaves");
			XmlNode nn = _Xp.XmlContents.ImportNode(xd.DocumentElement, true);
			  if (pn == null)
			  {
				pn = _Xp.XmlContents.CreateElement("Slaves");
				_Xp.XmlContents.DocumentElement.AppendChild(pn);
			  }
			pn.AppendChild(nn);
		}
		public void RemoveSlave(int index)
		{
			XmlNode dd = _Xp.XmlContents.SelectSingleNode($"//Slave[@index='{index}']");
			dd?.ParentNode?.RemoveChild(dd);
		}
		public int MaxSlaveIndex
		{
			get
			{
				int k = 0;
				XmlNodeList nl = _Xp.XmlContents.SelectNodes("//Slave/@index");
				foreach (XmlNode n in nl)
					k = Math.Max(k, int.Parse(n.InnerText));
				return k;
			}
		}
		//added by jcb to fix master issue byron/braidwood
		private string GetCombinedSlaveValue(string item, string defaultValue)
		{
			if (MaxSlaveIndex > 0)
			{
				string s = "";
				string sep = "";
				XmlNodeList nl = _Xp.XmlContents.SelectNodes("//Slave");
				foreach (XmlNode nd in nl)
				{
					string ss = nd.Attributes.GetNamedItem("index").InnerText;
					s += $"{sep}{_Xp[$"Slave[@index='{ss}']", item]}";
					sep = ",";
				}
				return s;
			}
			return defaultValue;
		}
        private string GetCombinedSlaveValue(string item) => GetCombinedSlaveValue(item, "0");
        //end added by jcb to fix master issue byron/braidwood
        #endregion
        #region Enhanced
        // C2019-045: For enhanced procedures, allow modifications of number & text.
        [Category("Enhanced Settings")]
		[Browsable(false)]
		[DisplayName("AllowMods")]
		[RefreshProperties(RefreshProperties.All)]
		[Description("Allow Modifications of Number and Text")]
		public bool Enhanced_AllowMods
		{
			get
			{
				string s = _Xp["Enhanced", "allowmods"];
				if (s == string.Empty) return false;		// empty is false
				return bool.Parse(s);
			}
			set
			{
				if (_SaveChangesToDocVersionConfig)
				{
					_Xp["Enhanced", "allowmods"] = value.ToString();
					OnPropertyChanged("Enhanced_AllowMods");
				}
			}
		}
		#endregion
	}
}