public void CanCreateInterfaceWithTypeArgs()
{
InterfaceDeclaration iface = new InterfaceDeclaration("ITrackPropertyChanges", new CodeDomTypeReference("Awish.Common.Models.Core.Company"));
ClassDeclaration cdecl = new ClassDeclaration("Company");
cdecl.Implements(iface);
new CodeBuilder().GenerateCode(Console.Out, "Poops.McGee", cdecl);
}
private void AddPropertyChangedPlumbing(ClassDeclaration cs)
{
var iface = new InterfaceDeclaration("EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges", new CodeDomTypeReference(cs.FullName));
cs.Implements(iface);
var pairCodeTypeReference = new CodeTypeReference("EightyProofSolutions.BlogEngine.Core.Pair", new CodeTypeReference("System.Object"), new CodeTypeReference("System.Object"));
var changedPropertiesType = new CodeTypeReference("System.Collections.Generic.Dictionary");
changedPropertiesType.TypeArguments.Add(typeof(string));
changedPropertiesType.TypeArguments.Add(pairCodeTypeReference);
var changedPropertiesField = new CodeMemberField();
changedPropertiesField.Name = "_changedProperties";
changedPropertiesField.Type = changedPropertiesType;
changedPropertiesField.Attributes = MemberAttributes.Private;
changedPropertiesField.InitExpression = new CodeObjectCreateExpression(changedPropertiesType);
cs.Members.Add(changedPropertiesField);
var changedPropertiesProperty = new CodeMemberProperty();
changedPropertiesProperty.Name = "ChangedProperties";
changedPropertiesProperty.PrivateImplementationType = new CodeTypeReference("EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges");
changedPropertiesProperty.Type = changedPropertiesType;
changedPropertiesProperty.GetStatements.Add(new CodeMethodReturnStatement(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_changedProperties")));
cs.Members.Add(changedPropertiesProperty);
var changedMethod = new CodeMemberMethod();
changedMethod.Name = "Changed";
changedMethod.PrivateImplementationType = new CodeTypeReference("EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges");
changedMethod.Parameters.Add(new CodeParameterDeclarationExpression(typeof(string), "propertyName"));
changedMethod.ReturnType = new CodeTypeReference("System.Boolean");
changedMethod.Statements.Add(new CodeMethodReturnStatement(new CodeMethodInvokeExpression(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_changedProperties"), "ContainsKey", new CodeArgumentReferenceExpression("propertyName"))));
cs.Members.Add(changedMethod);
var trackingChangesField = new CodeMemberField();
trackingChangesField.Name = "_trackingChanges";
trackingChangesField.Type = new CodeTypeReference("System.Boolean");
trackingChangesField.InitExpression = new CodeSnippetExpression("true");
cs.Members.Add(trackingChangesField);
var trackingChangesProperty = new CodeMemberProperty();
trackingChangesProperty.Name = "TrackingChanges";
trackingChangesProperty.PrivateImplementationType = new CodeTypeReference("EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges");
trackingChangesProperty.Type = new CodeTypeReference("System.Boolean");
trackingChangesProperty.GetStatements.Add(new CodeMethodReturnStatement(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_trackingChanges")));
trackingChangesProperty.SetStatements.Add(new CodeAssignStatement(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_trackingChanges"), new CodeSnippetExpression("value")));
cs.Members.Add(trackingChangesProperty);
var propChangedEvent = new CodeMemberEvent();
propChangedEvent.Name = "PropertyChanged";
propChangedEvent.Type = new CodeTypeReference("System.ComponentModel.PropertyChangedEventHandler");
propChangedEvent.Attributes = MemberAttributes.Public | MemberAttributes.Final;
cs.Members.Add(propChangedEvent);
var propChangedMethod = new CodeMemberMethod();
propChangedMethod.Name = "OnPropertyChanged";
propChangedMethod.PrivateImplementationType = new CodeTypeReference("EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges");
propChangedMethod.Parameters.Add(new CodeParameterDeclarationExpression(typeof(string), "propertyName"));
propChangedMethod.Parameters.Add(new CodeParameterDeclarationExpression(typeof(object), "oldValue"));
propChangedMethod.Parameters.Add(new CodeParameterDeclarationExpression(typeof(object), "newValue"));
var iftrackchanges = new CodeConditionStatement(
new CodeBinaryOperatorExpression(
new CodePropertyReferenceExpression(new CodeCastExpression("EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges", new CodeThisReferenceExpression()), "TrackingChanges"),
CodeBinaryOperatorType.IdentityInequality,
new CodeSnippetExpression("true")));
iftrackchanges.TrueStatements.Add(new CodeMethodReturnStatement());
propChangedMethod.Statements.Add(iftrackchanges);
var changedPropertyIndexer = new CodeIndexerExpression(
new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_changedProperties"));
changedPropertyIndexer.Indices.Add(new CodeArgumentReferenceExpression("propertyName"));
propChangedMethod.Statements.Add(new CodeAssignStatement(changedPropertyIndexer,
new CodeObjectCreateExpression(pairCodeTypeReference,
new CodeArgumentReferenceExpression("oldValue"),
new CodeArgumentReferenceExpression("newValue"))));
var ifeventnotnull = new CodeConditionStatement(
new CodeBinaryOperatorExpression(
new CodeEventReferenceExpression(new CodeThisReferenceExpression(), "PropertyChanged"),
CodeBinaryOperatorType.IdentityInequality,
new CodeSnippetExpression("null")));
ifeventnotnull.TrueStatements.Add(
new CodeMethodInvokeExpression(
new CodeThisReferenceExpression(), "PropertyChanged",
new CodeThisReferenceExpression(),
new CodeObjectCreateExpression("System.ComponentModel.PropertyChangedEventArgs",
new CodeArgumentReferenceExpression("propertyName"))));
propChangedMethod.Statements.Add(ifeventnotnull);
cs.Members.Add(propChangedMethod);
}