override protected void PostHandleSignal(IDLInterface idlIntf, IDLSignal idlSignal, CodeCompileUnit unit, CodeNamespace ns, CodeTypeDeclaration typeInterface)
{
string nsName, intf;
int lastDot = idlIntf.Name.LastIndexOf('.');
intf = idlIntf.Name.Substring(lastDot + 1);
nsName = CodeBuilderCommon.GetNamespace(idlIntf.Name, new InterfaceVisitor());
CodeFieldReferenceExpression fieldrefCallback = new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), CodeBuilderCommon.callback);
CodeFieldReferenceExpression fieldrefTarget = new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), CodeBuilderCommon.targetName);
CodeNamespace nsClient = this.GetClientNamespace(unit, idlIntf.Name);
CodeNamespace nsClientTypes = nsClient;
if (this.typedeclCallbackInterface == null) // If no callback interface yet
{
CodeTypeReference typerefInterface = new CodeTypeReference(typeInterface.Name);
// Declare callback interface and hold onto it in field.
// * public interface I<interface>Callback
// * {
string nsWCFName, intfWCF;
nsWCFName = CodeBuilderCommon.GetNamespace(idlIntf.Name, this.visitorType);
intfWCF = CodeBuilderCommon.GetName(idlIntf.Name, null);
string callbackInterfaceName = CodeBuilderCommon.GetSignalCallbackInterfaceName(intfWCF);
typedeclCallbackInterface = new CodeTypeDeclaration(callbackInterfaceName);
typedeclCallbackInterface.Attributes = MemberAttributes.Public;
typedeclCallbackInterface.IsInterface = true;
ns.Types.Add(typedeclCallbackInterface);
// * class <interface>CallbackClient : I<interface>Callback
string wcfCallbackClientName = CodeBuilderCommon.GetSignalCompilableName(intfWCF) + "CallbackClient";
CodeTypeReference typerefCallbackInterface = new CodeTypeReference(typedeclCallbackInterface.Name);
CodeAttributeDeclaration attribdeclServiceContract = new CodeAttributeDeclaration(CodeBuilderCommon.typerefServiceContract,
new CodeAttributeArgument("CallbackContract", new CodeTypeOfExpression(typerefCallbackInterface))
);
typeInterface.CustomAttributes.Add(attribdeclServiceContract);
//string scopedCallbackInterfaceName = CodeBuilderCommon.GetScopedName(nsWCFName, proxyInterfaceName);
//typedeclCallbackClient = new CodeTypeDeclaration(CodeBuilderCommon.GetSignalCallbackName(intf));
typedeclCallbackClient = new CodeTypeDeclaration(wcfCallbackClientName);
CodeTypeReference typerefWCFCallbackInterface = new CodeTypeReference(typedeclCallbackInterface.Name);
typedeclCallbackClient.BaseTypes.Add(typerefWCFCallbackInterface);
nsClientTypes.Types.Add(typedeclCallbackClient);
// * public class <interface>Proxy : Udbus.WCF.Client.CallbackProxy< <wcf_contracts.interface>, <interface>CallbackClient >
this.typedeclProxy = new CodeTypeDeclaration(CodeBuilderCommon.GetSignalProxyName(intfWCF));
CodeTypeReference typerefCallbackProxy = new CodeTypeReference(typeof(Udbus.WCF.Client.CallbackProxy <,>));
CodeTypeReference typerefCallbackClient = new CodeTypeReference(typedeclCallbackClient.Name);
typerefCallbackProxy.TypeArguments.Add(typerefInterface);
typerefCallbackProxy.TypeArguments.Add(typerefCallbackClient);
this.typedeclProxy.BaseTypes.Add(typerefCallbackProxy);
AddProxyConstructors(this.typedeclProxy);
nsClientTypes.Types.Add(this.typedeclProxy);
} // Ends if no callback interface yet
// Add signal property to Proxy.
CodeMemberProperty propProxySignal = CodeBuilderCommon.CreateSignalEventProperty(idlSignal);
propProxySignal.Attributes = MemberAttributes.Public | MemberAttributes.Final;
CodePropertyReferenceExpression proprefProxyInterface = new CodePropertyReferenceExpression(new CodeThisReferenceExpression(), "ProxyInterface");
CodePropertyReferenceExpression proprefProxyCallback = new CodePropertyReferenceExpression(new CodeThisReferenceExpression(), "Callback");
CodePropertyReferenceExpression proprefProxyCallbackEvent = new CodePropertyReferenceExpression(proprefProxyCallback, propProxySignal.Name);
propProxySignal.GetStatements.Add(new CodeMethodReturnStatement(proprefProxyCallbackEvent));
propProxySignal.SetStatements.Add(new CodeConditionStatement(new CodeBinaryOperatorExpression(proprefProxyCallbackEvent, CodeBinaryOperatorType.IdentityEquality, new CodePrimitiveExpression(null))
, new CodeExpressionStatement(new CodeMethodInvokeExpression(proprefProxyInterface, CodeBuilderCommon.GetSignalRegisterFunction(idlSignal.Name)))
));
propProxySignal.SetStatements.Add(new CodeAssignStatement(proprefProxyCallbackEvent, new CodePropertySetValueReferenceExpression()));
this.typedeclProxy.Members.Add(propProxySignal);
// Add callback method to callback interface.
// * [System.ServiceModel.OperationContract(IsOneWay=true)]
// * void On<signal>(<interface_ns>.<signal>Args args);
CodeMemberMethod methodOnSignal = new CodeMemberMethod();
methodOnSignal.Name = CodeBuilderCommon.GetSignalCallbackMethodName(idlSignal.Name);
string signalArgsTypeName = CodeBuilderCommon.GetSignalEventTypeName(idlSignal.Name);
string scopedSignalArgsTypeName = CodeBuilderCommon.GetScopedName(nsName, signalArgsTypeName);
CodeParameterDeclarationExpression paramdeclSignalArgs = new CodeParameterDeclarationExpression(scopedSignalArgsTypeName,
CodeBuilderCommon.SignalArgsName);
methodOnSignal.Parameters.Add(paramdeclSignalArgs);
methodOnSignal.CustomAttributes.Add(CodeBuilderCommon.attribOperationContractOneWay);
typedeclCallbackInterface.Members.Add(methodOnSignal);
// Add registration method to wcf interface.
// * [System.ServiceModel.OperationContract]
// * void RegisterForStorageSpaceLow();
CodeMemberMethod methodRegister = new CodeMemberMethod();
methodRegister.Name = CodeBuilderCommon.GetSignalRegisterFunction(idlSignal.Name);
methodRegister.CustomAttributes.Add(CodeBuilderCommon.attribOperationContract);
typeInterface.Members.Add(methodRegister);
// Add event to callback client implementation.
// * private event System.EventHandler< <signal>Args > <signal>Event;
CodeMemberEvent eventSignal = CodeBuilderCommon.CreateSignalEvent(idlSignal);
typedeclCallbackClient.Members.Add(eventSignal);
// * public virtual System.EventHandler< <signal>Args > <signal>
// * {
// * get { return this.<signal>Event; }
// * set { this.<signal>Event = value; }
// * }
CodeMemberProperty propSignal = CodeBuilderCommon.CreateSignalEventProperty(idlSignal);
propSignal.Attributes = MemberAttributes.Public | MemberAttributes.Final;
CodeEventReferenceExpression eventrefSignal = new CodeEventReferenceExpression(new CodeThisReferenceExpression(), eventSignal.Name);
propSignal.GetStatements.Add(new CodeMethodReturnStatement(eventrefSignal));
propSignal.SetStatements.Add(new CodeAssignStatement(eventrefSignal, new CodePropertySetValueReferenceExpression()));
typedeclCallbackClient.Members.Add(propSignal);
// * public void On<signal>(<ns>.<signal>Args args)
// * {
// * if (this.<signal> != null)
// * {
// * this.<signal>(this, args);
// * }
//}
CodeMemberMethod methodSignal = new CodeMemberMethod();
methodSignal.Name = CodeBuilderCommon.GetSignalCallbackMethodName(idlSignal.Name);
methodSignal.Attributes = MemberAttributes.Public;
methodSignal.Parameters.Add(paramdeclSignalArgs);
CodePropertyReferenceExpression proprefSignal = new CodePropertyReferenceExpression(new CodeThisReferenceExpression(), propSignal.Name);
methodSignal.Statements.Add(new CodeConditionStatement(new CodeBinaryOperatorExpression(eventrefSignal, CodeBinaryOperatorType.IdentityInequality, new CodePrimitiveExpression(null))
, new CodeExpressionStatement(new CodeMethodInvokeExpression(new CodeThisReferenceExpression(), eventrefSignal.EventName, new CodeThisReferenceExpression(), new CodeArgumentReferenceExpression(paramdeclSignalArgs.Name)))
));
typedeclCallbackClient.Members.Add(methodSignal);
}