prefabs.cpp

    void Node::SetPrefab(const ResourceRef& value)
    {
    	UnsubscribeFromEvent(prefab_, E_RELOADFINISHED);
    	if (value.name_.Empty())
    	{
    		prefab_ = NULL;
    	}
    	else {
    
    		ResourceCache* cache = GetSubsystem<ResourceCache>();
    		XMLFile* file = cache->GetResource<XMLFile>(value.name_);
    
    		if (file != NULL)
    		{
    			URHO3D_LOGINFO("Loading node prefab: " + value.name_);
    			SceneResolver resolver;
    
    			Vector3 opos = position_;
    			Quaternion orot = rotation_;
    			Vector3 oscale = scale_;
    
    			LoadXML(file->GetRoot(), resolver, true, true, LOCAL);
    
    			SetTransform(opos, orot, oscale);
    			prefab_ = file;
    
    		} else {
    			URHO3D_LOGWARNING("Prefab loading error, no such file: " + value.name_);
    		}
    		SubscribeToEvent(prefab_, E_RELOADFINISHED, URHO3D_HANDLER(Node, HandlePrefabReload));
    	}
    }
    
    void Node::HandlePrefabReload(StringHash eventType, VariantMap& eventData)
    {
    	ResourceRef ref = ResourceRef(XMLFile::GetTypeStatic(),prefab_->GetName());
    	prefab_.Reset();
    	SetPrefab(ref);
    }
    
    ResourceRef Node::GetPrefab() const
    {
    	return GetResourceRef(prefab_, XMLFile::GetTypeStatic());
    }
    
    void Node::SavePrefab(bool b)
    {
    	if (prefab_ != NULL && b)
    	{
    		SharedPtr<XMLFile> xmlFile = prefab_;
    		XMLElement nodeEl = xmlFile->CreateRoot("Node");
    		
    							//UBERHACK ENGAGE!!!!!11111
    		prefab_ = NULL;
    		bool saveResult = SaveXML(nodeEl); 
    		prefab_ = xmlFile;
    		
    		if (saveResult)
    		{
    			//prefab_->GetRoot() = nodeEl;
    			ResourceCache* cache = GetSubsystem<ResourceCache>();
    			File file(context_, cache->GetResourceFileName(prefab_->GetName()), FILE_WRITE);
    			prefab_->Save(file);
    			URHO3D_LOGINFO("Prefab saved");
    		}
    		else {
    			URHO3D_LOGINFO("Unable to save xml element");
    		}
    	}
    }