public Model(DesignerContext designerContext, SceneDocument document, DocumentCompositeNode node)
{
this.designerContext = designerContext;
this.document = document;
this.node = node;
this.state = EventsModel.State.Unknown;
}
private void CacheStateIfNecessary()
{
if (this.eventHandlers != null)
{
return;
}
this.eventHandlers = (ICollection <EventHandlerModel>) new List <EventHandlerModel>();
this.solution = this.designerContext.ProjectManager.CurrentSolution;
this.project = ProjectHelper.GetProject(this.designerContext.ProjectManager, this.document.DocumentContext);
if (this.project == null)
{
return;
}
ITypeId typeId = (ITypeId)this.document.XamlDocument.CodeBehindClass;
if (typeId == null)
{
this.state = EventsModel.State.NoCodeBehind;
}
else
{
if (this.node == null)
{
return;
}
IProjectItem projectItem = this.project.FindItem(this.document.DocumentReference);
if (projectItem == null)
{
return;
}
IProjectItem codeBehindItem = projectItem.CodeBehindItem;
if (codeBehindItem == null)
{
this.state = EventsModel.State.NoCodeBehind;
}
else
{
ICodeGeneratorHost codeGeneratorHost = codeBehindItem.DocumentType as ICodeGeneratorHost;
if (codeGeneratorHost == null)
{
return;
}
ITypeDeclaration typeInFile = this.designerContext.CodeModelService.FindTypeInFile((object)this.solution, (object)codeBehindItem, (IEnumerable <string>)EventsModel.Model.GetProjectItemPath(codeBehindItem), typeId.FullName);
CodeDomProvider codeDomProvider = codeGeneratorHost.CodeDomProvider;
EventHandlerProvider eventHandlerProvider = new EventHandlerProvider(this.designerContext, this.document, typeInFile);
this.state = EventsModel.State.Enabled;
IProjectContext projectContext = this.document.ProjectContext;
IType type = this.node.Type;
List <EventInformation> list = new List <EventInformation>(EventInformation.GetEventsForType((ITypeResolver)projectContext, type, MemberType.LocalEvent));
EventDescriptorCollection events = TypeUtilities.GetEvents(type.RuntimeType);
list.Sort(new Comparison <EventInformation>(EventInformation.CompareNames));
foreach (EventInformation eventInfo in list)
{
EventDescriptor eventDescriptor = events[eventInfo.EventName];
AttributeCollection eventAttributes = eventDescriptor != null?TypeUtilities.GetAttributes((MemberDescriptor)eventDescriptor) : (AttributeCollection)null;
this.eventHandlers.Add(new EventHandlerModel(eventInfo, this.node, codeDomProvider, (IEventHandlerProvider)eventHandlerProvider, eventAttributes));
}
}
}
}
