refactoring: connect job directly to report viewmodels (without verifyresults...

refactoring: connect job directly to report viewmodels (without verifyresults as mediator), more validation tests,

HashingTool/ViewModel/HashComponentDataViewModel.cs

@@ -17,7 +17,7 @@ using TUGraz.VectoHashing.Impl;
 
 namespace HashingTool.ViewModel
 {
-	public class HashComponentDataViewModel : HashedXMLFile, IMainView
+	public class HashComponentDataViewModel : VectoXMLFile, IMainView
 	{
 		private string _digestValue;
 
@@ -30,7 +30,7 @@ namespace HashingTool.ViewModel
 		private bool _busy;
 
 		public HashComponentDataViewModel()
-			: base("Hash Component Data", HashingHelper.IsComponentFile)
+			: base("Hash Component Data", false, HashingHelper.IsComponentFile)
 		{
 			_xmlFile.PropertyChanged += SourceChanged;
 			_saveCommand = new RelayCommand(SaveDocument,

HashingTool/ViewModel/UserControl/ManufacturerReportXMLFile.cs

@@ -15,7 +15,7 @@ namespace HashingTool.ViewModel.UserControl
 	{
 		private ViewModel.ComponentEntry[] _jobComponents;
 
-		private readonly ObservableCollection<string> _validationErrors = new ObservableCollection<string>();
+		private bool _manufacturerReportValid;
 
 		public ManufacturerReportXMLFile(string name, Func<XmlDocument, IErrorLogger, bool?> contentCheck,
 			Action<XmlDocument, VectoXMLFile> hashValidation = null) : base(name, contentCheck, hashValidation)
@@ -23,23 +23,11 @@ namespace HashingTool.ViewModel.UserControl
 			_xmlFile.PropertyChanged += UpdateComponents;
 		}
 
-		public ViewModel.ComponentEntry[] JobComponents
+		protected override void VerifyJobDataMatchesReport()
 		{
-			set {
-				if (_jobComponents == value) {
-					return;
-				}
-				_jobComponents = value;
-				DoUpdateComponents();
-				RaisePropertyChanged("JobComponents");
-				RaisePropertyChanged("ManufacturerReportValid");
-			}
-			private get { return _jobComponents; }
-		}
+			base.VerifyJobDataMatchesReport();
 
-		public ObservableCollection<string> ValidationErrors
-		{
-			get { return _validationErrors; }
+			DoUpdateComponentData();
 		}
 
 		private void UpdateComponents(object sender, PropertyChangedEventArgs e)
@@ -47,22 +35,27 @@ namespace HashingTool.ViewModel.UserControl
 			if (e.PropertyName != "UPDATED") {
 				return;
 			}
-			DoUpdateComponents();
-			RaisePropertyChanged("ManufacturerReportValid");
+			DoUpdateComponentData();
 			RaisePropertyChanged("UPDATED");
 		}
 
-		private void DoUpdateComponents()
+		private void DoUpdateComponentData()
 		{
-			if (_xmlFile.Document == null || _xmlFile.Document.DocumentElement == null) {
+			if (_xmlFile.Document == null || _xmlFile.Document.DocumentElement == null ||
+				_xmlFile.IsValid != XmlFileStatus.ValidXML) {
 				Components = new ComponentEntry[] { };
-				VehicleIdentificationNumber = "";
 				RaisePropertyChanged("Components");
-				RaisePropertyChanged("VehicleIdentificationNumber");
 				return;
 			}
 			var components = GetContainigComponents().GroupBy(s => s)
 				.Select(g => new { Entry = g.Key, Count = g.Count() });
+			var jobComponents = _jobData == null  ? new ViewModel.ComponentEntry[]{} : _jobData.Components.ToArray();
+			_validationErrors.Clear();
+
+			var hasComponentsFromJob = _jobData != null && _jobData.JobDataValid != null && _jobData.JobDataValid.Value && jobComponents.Any();
+
+			// iterate over components in manufacturer report, read out c14n, digest method, digest;
+			// collect c14n, digest method, digest value read, certification nr., digest value from job (re-computed)
 			var componentData = new List<ComponentEntry>();
 			foreach (var component in components) {
 				if (component.Entry == XMLNames.Component_Vehicle) {
@@ -77,6 +70,7 @@ namespace HashingTool.ViewModel.UserControl
 						DigestValue = ReadElementValue(node, XMLNames.DI_Signature_Reference_DigestValue),
 						CertificationMethod = ReadElementValue(node, XMLNames.Report_Component_CertificationMethod),
 					};
+					// rename 'Axle' from report to 'Tyre' as in job
 					if (entry.Component.StartsWith("Axle ")) {
 						entry.Component = entry.Component.Replace("Axle", "Tyre");
 						entry.CertificationNumber = ReadElementValue(node, XMLNames.Report_Tyre_TyreCertificationNumber);
@@ -85,81 +79,62 @@ namespace HashingTool.ViewModel.UserControl
 						entry.CertificationNumber = ReadElementValue(node, XMLNames.Report_Component_CertificationNumber) ??
 													ReadElementValue(node, XMLNames.Report_Component_CertificationMethod);
 					}
-					if (JobComponents != null) {
-						var jobComponent = JobComponents.Where(
-							x => x.Component == entry.Component).ToArray();
-						if (jobComponent.Any()) {
-							entry.DigestValueMatchesJobComponent = entry.Component.StartsWith("Tyre ")
-								? (bool?)null
-								: (jobComponent.First().DigestValueRead == entry.DigestValue);
-							entry.DigestValueExpected = jobComponent.First().DigestValueRead;
-							if (entry.CertificationMethod != CertificationMethod.StandardValues.ToXMLFormat()) {
-								entry.CertificationNumberMatchesJobComponent = jobComponent.First().CertificationNumber ==
-																				entry.CertificationNumber;
-								entry.CertificationNumberExpected = jobComponent.First().CertificationNumber;
-							}
-						}
-					}
 					componentData.Add(entry);
+					if (!hasComponentsFromJob) {
+						continue;
+					}
+					var jobComponent = jobComponents.Where(x => x.Component == entry.Component).ToArray();
+					if (!jobComponent.Any()) {
+						continue;
+					}
+					entry.DigestValueMatchesJobComponent = entry.Component.StartsWith("Tyre ")
+						? (bool?)null
+						: (jobComponent.First().DigestValueComputed == entry.DigestValue);
+					entry.DigestValueExpected = jobComponent.First().DigestValueComputed;
+
+					if (entry.CertificationMethod == CertificationMethod.StandardValues.ToXMLFormat()) {
+						continue;
+					}
+					entry.CertificationNumberMatchesJobComponent = jobComponent.First().CertificationNumber ==
+																	entry.CertificationNumber;
+					entry.CertificationNumberExpected = jobComponent.First().CertificationNumber;
 				}
 			}
 			Components = componentData.ToArray();
-			VehicleIdentificationNumber = GetVehicleIdentificationNumber();
-
 			RaisePropertyChanged("Components");
-			RaisePropertyChanged("VehicleIdentificationNumber");
-		}
-
-		private string GetVehicleIdentificationNumber()
-		{
-			if (_xmlFile.Document == null || _xmlFile.IsValid != XmlFileStatus.ValidXML || _xmlFile.ContentValid == null ||
-				!_xmlFile.ContentValid.Value) {
-				return "";
-			}
-			var node = _xmlFile.Document.SelectSingleNode(string.Format("//*[local-name()='{0}']", XMLNames.Vehicle_VIN));
-			if (node == null) {
-				return "";
+			var certificationNumberMismatch =
+				componentData.Where(
+					x => x.CertificationNumberMatchesJobComponent != null && !x.CertificationNumberMatchesJobComponent.Value).ToArray();
+			var digestMismatch =
+				componentData.Where(x => !x.Component.StartsWith("Tyre "))
+					.Where(x => x.DigestValueMatchesJobComponent == null || !x.DigestValueMatchesJobComponent.Value).ToArray();
+			if (jobComponents.Any()) {
+				foreach (var entry in certificationNumberMismatch) {
+					_validationErrors.Add(
+						string.Format(
+							"Verifying Manufacturer Report: Certification number for component '{0}' does not match! Job-file: '{1}', Report: '{2}'",
+							entry.Component, entry.CertificationNumberExpected, entry.CertificationNumber));
+				}
+				foreach (var entry in digestMismatch) {
+					_validationErrors.Add(
+						string.Format(
+							"Verifying Manufacturer Report: Digest Value for component '{0}' does not match! Job-file: '{1}', Report: '{2}'",
+							entry.Component, entry.DigestValueExpected, entry.DigestValue));
+				}
 			}
-			return node.InnerText;
+
+			ManufacturerReportValid = hasComponentsFromJob && !certificationNumberMismatch.Any() && !digestMismatch.Any();
 		}
 
 		public bool ManufacturerReportValid
 		{
-			get {
-				_validationErrors.Clear();
-				var componentsValid = JobComponents != null && JobComponents.Length > 0;
-				if (Components == null || JobComponents == null || JobComponents.Length == 0) {
-					return false;
-				}
-
-				foreach (var entry in Components) {
-					// certification number is optional (iff standard values are used)
-					var entryCertificationNbr = entry.CertificationNumberMatchesJobComponent == null ||
-												entry.CertificationNumberMatchesJobComponent.Value;
-					if (!entryCertificationNbr) {
-						var msg =
-							string.Format(
-								"Verifying Manufacturer Report: Certification number for component '{0}' does not match! Job-File: '{1}', Report: '{2}'",
-								entry.Component, entry.CertificationNumberExpected, entry.CertificationNumber);
-						_validationErrors.Add(msg);
-					}
-					componentsValid &= entryCertificationNbr;
-					// digest value is mandatory (except for tires)
-					if (entry.Component.StartsWith("Tyre ")) {
-						continue;
-					}
-
-					var entryDigest = entry.DigestValueMatchesJobComponent != null && entry.DigestValueMatchesJobComponent.Value;
-					if (!entryDigest) {
-						var msg =
-							string.Format(
-								"Verifying Manufacturer Report: Digest value for component '{0}' does not match! Job-File: '{1}', Report: '{2}'",
-								entry.Component, entry.DigestValueExpected, entry.DigestValue);
-						_validationErrors.Add(msg);
-					}
-					componentsValid &= entryDigest;
+			get { return _manufacturerReportValid; }
+			set {
+				if (_manufacturerReportValid == value) {
+					return;
 				}
-				return JobDigestValid && componentsValid;
+				_manufacturerReportValid = value;
+				RaisePropertyChanged("ManufacturerReportValid");
 			}
 		}
 
@@ -217,7 +192,6 @@ namespace HashingTool.ViewModel.UserControl
 			return retVal;
 		}
 
-		public string VehicleIdentificationNumber { get; private set; }
 
 		public ComponentEntry[] Components { get; private set; }
 
@@ -232,8 +206,11 @@ namespace HashingTool.ViewModel.UserControl
 			public string CertificationMethod { get; set; }
 
 			public bool? DigestValueMatchesJobComponent { get; set; }
+
 			public bool? CertificationNumberMatchesJobComponent { get; set; }
+
 			public string DigestValueExpected { get; set; }
+
 			public string CertificationNumberExpected { get; set; }
 		}
 	}

HashingTool/ViewModel/UserControl/ReportXMLFile.cs

@@ -3,32 +3,104 @@ using System.Collections.ObjectModel;
 using System.ComponentModel;
 using System.Linq;
 using System.Xml;
+using TUGraz.VectoHashing;
 
 namespace HashingTool.ViewModel.UserControl
 {
 	public class ReportXMLFile : HashedXMLFile
 	{
+		protected readonly ObservableCollection<string> _validationErrors = new ObservableCollection<string>();
+
 		private string _jobDigestValueReadRead;
 		private string _jobDigestMethodRead;
 		private string[] _jobCanonicalizationMethodRead;
 		private string _jobDigestComputed;
-		private bool _jobDigestValid;
+		private bool _jobDigestMatchesReport;
+		protected VectoJobFile _jobData;
+		private string _reportVin;
 
 		public ReportXMLFile(string name, Func<XmlDocument, IErrorLogger, bool?> contentCheck,
 			Action<XmlDocument, VectoXMLFile> hashValidation = null)
 			: base(name, contentCheck, hashValidation)
 		{
-			_xmlFile.PropertyChanged += ReadJobDigest;
+			_xmlFile.PropertyChanged += ReportChanged;
+		}
+
+		public ObservableCollection<string> ValidationErrors
+		{
+			get { return _validationErrors; }
+		}
+
+		public VectoJobFile JobData
+		{
+			private get { return _jobData; }
+			set {
+				if (_jobData == value) {
+					return;
+				}
+				_jobData = value;
+				_jobData.PropertyChanged += JobDataChanged;
+			}
+		}
+
+		private void ReportChanged(object sender, PropertyChangedEventArgs e)
+		{
+			if (sender == _xmlFile && e.PropertyName == "UPDATED") {
+				ReadReportData();
+				VerifyJobDataMatchesReport();
+			}
 		}
 
-		private void ReadJobDigest(object sender, PropertyChangedEventArgs e)
+
+		protected virtual void JobDataChanged(object sender, PropertyChangedEventArgs e)
 		{
-			if (e.PropertyName != "UPDATED") {
+			if (sender == _jobData && e.PropertyName == "UPDATED") {
+				VerifyJobDataMatchesReport();
+			}
+		}
+
+
+		// check digest value and vin of report against given job
+		protected virtual void VerifyJobDataMatchesReport()
+		{
+			if (_xmlFile.IsValid != XmlFileStatus.ValidXML || _jobData == null ||
+				_jobData.XMLFile.IsValid != XmlFileStatus.ValidXML) {
+				JobDigestValueComputed = "";
+				JobDigestMatchesReport = false;
 				return;
 			}
+			try {
+				var h = VectoHash.Load(_jobData.XMLFile.Document);
+				var jobDigest = h.ComputeHash(JobCanonicalizationMethodRead,
+					JobDigestMethodRead);
+				JobDigestValueComputed = jobDigest;
+				var digestMatch = _jobDigestComputed == JobDigestValueRead;
+				var vinMatch = _jobData.VehicleIdentificationNumber == ReportVIN;
+
+				if (!digestMatch) {
+					_validationErrors.Add(string.Format("Job Digest Value mismatch! Computed job digest: '{0}', digest read: '{1}'",
+						_jobDigestComputed, JobDigestValueRead));
+				}
+
+				if (!vinMatch) {
+					_validationErrors.Add(string.Format("VIN mismatch! VIN from job data: '{0}', VIN from report: '{1}'",
+						_jobData.VehicleIdentificationNumber, ReportVIN));
+				}
+
+				JobDigestMatchesReport = vinMatch
+										&& digestMatch;
+			} catch (Exception) {
+				JobDigestValueComputed = "";
+				JobDigestMatchesReport = false;
+			}
+		}
 
+		// readout all required fields from the report xml: c14n, digest method, digest value of job, VIN, ...
+		protected virtual void ReadReportData()
+		{
 			var jobDigest = "";
 			var jobDigestMethod = "";
+			var vin = "";
 			var jobc14NMethod = new string[] { };
 
 			if (_xmlFile.Document != null && _xmlFile.Document.DocumentElement != null) {
@@ -49,13 +121,30 @@ namespace HashingTool.ViewModel.UserControl
 				if (c14NtMethodNodes != null) {
 					jobc14NMethod = (from XmlNode node in c14NtMethodNodes select node.InnerText).ToArray();
 				}
+				var vinNode = _xmlFile.Document.SelectSingleNode("//*[local-name()='VIN']");
+				if (vinNode != null) {
+					vin = vinNode.InnerText;
+				}
 			}
 			JobCanonicalizationMethodRead = jobc14NMethod;
 			JobDigestMethodRead = jobDigestMethod;
 			JobDigestValueRead = jobDigest;
+			ReportVIN = vin;
 			RaisePropertyChanged("UPDATED");
 		}
 
+		public string ReportVIN
+		{
+			get { return _reportVin; }
+			set {
+				if (_reportVin == value) {
+					return;
+				}
+				_reportVin = value;
+				RaisePropertyChanged("ReportVIN");
+			}
+		}
+
 		public string JobDigestMethodRead
 		{
 			get { return _jobDigestMethodRead; }
@@ -95,26 +184,24 @@ namespace HashingTool.ViewModel.UserControl
 		public string JobDigestValueComputed
 		{
 			get { return _jobDigestComputed; }
-			set {
+			protected set {
 				if (_jobDigestComputed == value) {
-					JobDigestValid = _jobDigestComputed == JobDigestValueRead;
 					return;
 				}
 				_jobDigestComputed = value;
 				RaisePropertyChanged("JobDigestValueComputed");
-				JobDigestValid = _jobDigestComputed == JobDigestValueRead;
 			}
 		}
 
-		public bool JobDigestValid
+		public bool JobDigestMatchesReport
 		{
-			get { return _jobDigestValid; }
-			set {
-				if (_jobDigestValid == value) {
+			get { return _jobDigestMatchesReport; }
+			protected set {
+				if (_jobDigestMatchesReport == value) {
 					return;
 				}
-				_jobDigestValid = value;
-				RaisePropertyChanged("JobDigestValid");
+				_jobDigestMatchesReport = value;
+				RaisePropertyChanged("JobDigestMatchesReport");
 			}
 		}
 	}

HashingTool/ViewModel/VerifyResultDataViewModel.cs

@@ -24,8 +24,10 @@ namespace HashingTool.ViewModel
 			_jobFile = new VectoJobFile("Job File", HashingHelper.IsJobFile, HashingHelper.HashJobFile);
 			_manufacturerReport = new ManufacturerReportXMLFile("Manufacturer Report", HashingHelper.IsManufacturerReport,
 				HashingHelper.ValidateDocumentHash);
+			_manufacturerReport.JobData = _jobFile;
 			_customerReport = new ReportXMLFile("Customer Report", HashingHelper.IsCustomerReport,
 				HashingHelper.ValidateDocumentHash);
+			_customerReport.JobData = _jobFile;
 			Files = new ObservableCollection<VectoXMLFile> { _jobFile, _manufacturerReport, _customerReport };
 
 			ErrorsAndWarnings = new CompositeCollection();
@@ -34,11 +36,9 @@ namespace HashingTool.ViewModel
 			AddErrorCollection(_manufacturerReport.XMLFile.XMLValidationErrors);
 			AddErrorCollection(_customerReport.XMLFile.XMLValidationErrors);
 			AddErrorCollection(_manufacturerReport.ValidationErrors);
+			AddErrorCollection(_customerReport.ValidationErrors);
 
 			RaisePropertyChanged("CanonicalizationMethods");
-			_customerReport.PropertyChanged += Update;
-			_manufacturerReport.PropertyChanged += Update;
-			_jobFile.PropertyChanged += Update;
 		}
 
 		private void AddErrorCollection(ObservableCollection<string> errorCollection)
@@ -57,17 +57,6 @@ namespace HashingTool.ViewModel
 			get { return ErrorsAndWarnings.Cast<CollectionContainer>().Sum(entry => (entry.Collection as ICollection).Count); }
 		}
 
-		private void Update(object sender, PropertyChangedEventArgs e)
-		{
-			if (e.PropertyName != "UPDATED") {
-				return;
-			}
-			UpdateReportJobDigest(_manufacturerReport);
-			UpdateReportJobDigest(_customerReport);
-
-			_manufacturerReport.JobComponents = _jobFile.Components.ToArray();
-		}
-
 
 		public string Name
 		{
@@ -98,21 +87,5 @@ namespace HashingTool.ViewModel
 		public ObservableCollection<VectoXMLFile> Files { get; private set; }
 
 		public CompositeCollection ErrorsAndWarnings { get; private set; }
-
-		private void UpdateReportJobDigest(ReportXMLFile reportXML)
-		{
-			if (reportXML.FileIntegrityValid == null || !reportXML.FileIntegrityValid.Value || _jobFile.XMLFile.Document == null) {
-				reportXML.JobDigestValueComputed = "";
-				return;
-			}
-			try {
-				var h = VectoHash.Load(_jobFile.XMLFile.Document);
-				var jobDigest = h.ComputeHash(reportXML.JobCanonicalizationMethodRead,
-					reportXML.JobDigestMethodRead);
-				reportXML.JobDigestValueComputed = jobDigest;
-			} catch (Exception) {
-				reportXML.JobDigestValueComputed = "";
-			}
-		}
 	}
 }

HashingTool/Views/HashComponentData.xaml

@@ -48,7 +48,7 @@
 					<ColumnDefinition Width="*" />
 					<ColumnDefinition Width="Auto" />
 				</Grid.ColumnDefinitions>
-				<StackPanel Orientation="Horizontal" Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2" Margin="0,0,0,5">
+				<!--<StackPanel Orientation="Horizontal" Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2" Margin="0,0,0,5">
 					<Label>
 						<Label.Content>
 							<TextBlock Text="{Binding XMLFile.XMLValidationErrors.Count, StringFormat='{}{0} Warnings/Errors'}" />
@@ -76,7 +76,7 @@
 							</Style>
 						</Button.Style>
 					</Button>
-				</StackPanel>
+				</StackPanel>-->
 
 				<Label Grid.Row="1" Grid.Column="0" Name="lblC14N" Content="Canonicalization:" HorizontalAlignment="Left"
 						Margin="0" />

HashingTool/Views/VerifyResults.xaml

@@ -311,7 +311,7 @@
 								<Style TargetType="TextBox" BasedOn="{StaticResource DigestValueTextboxStyle}">
 									<Setter Property="Foreground" Value="{StaticResource Color.ErrorRed}" />
 									<Style.Triggers>
-										<DataTrigger Binding="{Binding JobDigestValid}" Value="True">
+										<DataTrigger Binding="{Binding JobDigestMatchesReport}" Value="True">
 											<Setter Property="Foreground" Value="{StaticResource Color.SuccessGreen}" />
 										</DataTrigger>
 									</Style.Triggers>
@@ -327,7 +327,7 @@
 								<Style TargetType="TextBox" BasedOn="{StaticResource DigestValueTextboxStyle}">
 									<Setter Property="Foreground" Value="{StaticResource Color.ErrorRed}" />
 									<Style.Triggers>
-										<DataTrigger Binding="{Binding JobDigestValid}" Value="True">
+										<DataTrigger Binding="{Binding JobDigestMatchesReport}" Value="True">
 											<Setter Property="Foreground" Value="{StaticResource Color.SuccessGreen}" />
 										</DataTrigger>
 									</Style.Triggers>
@@ -439,7 +439,7 @@
 								<Style TargetType="TextBox" BasedOn="{StaticResource DigestValueTextboxStyle}">
 									<Setter Property="Foreground" Value="{StaticResource Color.ErrorRed}" />
 									<Style.Triggers>
-										<DataTrigger Binding="{Binding JobDigestValid}" Value="True">
+										<DataTrigger Binding="{Binding JobDigestMatchesReport}" Value="True">
 											<Setter Property="Foreground" Value="{StaticResource Color.SuccessGreen}" />
 										</DataTrigger>
 									</Style.Triggers>
@@ -455,7 +455,7 @@
 								<Style TargetType="TextBox" BasedOn="{StaticResource DigestValueTextboxStyle}">
 									<Setter Property="Foreground" Value="{StaticResource Color.ErrorRed}" />
 									<Style.Triggers>
-										<DataTrigger Binding="{Binding JobDigestValid}" Value="True">
+										<DataTrigger Binding="{Binding JobDigestMatchesReport}" Value="True">
 											<Setter Property="Foreground" Value="{StaticResource Color.SuccessGreen}" />
 										</DataTrigger>
 									</Style.Triggers>
@@ -481,7 +481,7 @@
 
 						<Label Grid.Row="0" Grid.Column="0" Content="Vehicle" FontWeight="Bold" Margin="0,0,10,0" />
 						<Label Grid.Row="0" Grid.Column="1" Content="VIN:" />
-						<TextBox Grid.Row="0" Grid.Column="2" Text="{Binding VehicleIdentificationNumber, Mode=OneWay}"
+						<TextBox Grid.Row="0" Grid.Column="2" Text="{Binding ReportVIN, Mode=OneWay}"
 								Margin="10,2" IsReadOnly="True" />
 
 						<ItemsControl Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="5" DockPanel.Dock="Bottom"
@@ -763,7 +763,7 @@
 						<Style TargetType="ContentControl">
 							<Setter Property="ContentTemplate" Value="{StaticResource Icon_NOK}" />
 							<Style.Triggers>
-								<DataTrigger Binding="{Binding CustomerReport.JobDigestValid}" Value="True">
+								<DataTrigger Binding="{Binding CustomerReport.JobDigestMatchesReport}" Value="True">
 									<Setter Property="ContentTemplate" Value="{StaticResource Icon_OK}" />
 								</DataTrigger>
 							</Style.Triggers>