public override bool CreateMethod(EventDescription eventDescription, string methodName)
{
CodeMemberMethod method = new CodeMemberMethod();
method.Name = methodName;
foreach (EventParameter param in eventDescription.Parameters)
{
method.Parameters.Add(new CodeParameterDeclarationExpression(param.TypeName, param.Name));
}
//Finally, add the new method to the class
CodeDomDocDataAdapter adapter = GetDocDataAdapterForPyFile();
adapter.TypeDeclaration.Members.Add(method);
adapter.Generate();
return(true);
}
public override bool AddEventHandler(EventDescription eventDescription, string objectName, string methodName)
{
//FixMe: VladD2: Какая-то питоновская чушь! Надо разобраться и переписать.
const string Init = "__init__";
//This is not the most optimal solution for WPF since we will call FindLogicalNode for each event handler,
//but it simplifies the code generation for now.
CodeDomDocDataAdapter adapter = GetDocDataAdapterForNemerleFile();
CodeMemberMethod method = null;
//Find the __init__ method
foreach (CodeTypeMember ctMember in adapter.TypeDeclaration.Members)
{
if (ctMember is CodeConstructor)
{
if (ctMember.Name == Init)
{
method = ctMember as CodeMemberMethod;
break;
}
}
}
if (method == null)
{
method = new CodeConstructor();
method.Name = Init;
}
//Create a code statement which looks like: LogicalTreeHelper.FindLogicalNode(self.Root, "button1").Click += self.button1_Click
var logicalTreeHelper = new CodeTypeReferenceExpression("LogicalTreeHelper");
var findLogicalNodeMethod = new CodeMethodReferenceExpression(logicalTreeHelper, "FindLogicalNode");
var selfWindow = new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "Root");
var findLogicalNodeInvoke = new CodeMethodInvokeExpression(findLogicalNodeMethod, selfWindow, new CodeSnippetExpression("\'" + objectName + "\'"));
var createDelegateExpression = new CodeDelegateCreateExpression(new CodeTypeReference("System.EventHandler"), new CodeThisReferenceExpression(), methodName);
var attachEvent = new CodeAttachEventStatement(findLogicalNodeInvoke, eventDescription.Name, createDelegateExpression);
method.Statements.Add(attachEvent);
adapter.Generate();
return(true);
}
