| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.myfaces.tobago.internal.component; |
| |
| import org.apache.myfaces.tobago.util.FacesVersion; |
| |
| import javax.faces.component.UIComponentBase; |
| import javax.faces.component.UIViewRoot; |
| import javax.faces.context.FacesContext; |
| import javax.faces.event.ComponentSystemEvent; |
| import javax.faces.event.ListenerFor; |
| import javax.faces.event.PostAddToViewEvent; |
| import javax.faces.event.PreRenderViewEvent; |
| |
| /** |
| * {@link org.apache.myfaces.tobago.internal.taglib.component.ScriptTagDeclaration} |
| * |
| * @since 3.0.0 |
| */ |
| @ListenerFor(systemEventClass = PostAddToViewEvent.class) |
| public abstract class AbstractUIScript extends UIComponentBase { |
| |
| @Override |
| public void processEvent(final ComponentSystemEvent event) { |
| |
| super.processEvent(event); |
| |
| if (event instanceof PreRenderViewEvent) { |
| addComponentResource(); |
| } else if (event instanceof PostAddToViewEvent) { |
| if (FacesVersion.supports21() || !FacesVersion.isMyfaces()) { |
| // MyFaces core is removing the component resources in head if the view will be recreated before rendering. |
| // The view will be recreated because of expressions. For example expressins in the ui:include src attribute |
| // The PostAddToViewEvent will not be broadcasted in this case again. |
| // A subscription to the PreRenderViewEvent avoids this problem |
| // NOTE: PreRenderViewEvent can not used in myfaces prior 2.0.3 using PostAddToView for all myfaces 2.0 versions |
| getFacesContext().getViewRoot().subscribeToEvent(PreRenderViewEvent.class, this); |
| } else { |
| addComponentResource(); |
| } |
| } |
| } |
| |
| private void addComponentResource() { |
| final FacesContext facesContext = getFacesContext(); |
| final UIViewRoot root = facesContext.getViewRoot(); |
| root.addComponentResource(facesContext, this); |
| } |
| |
| public abstract String getFile(); |
| public abstract void setFile(String file); |
| |
| public abstract String getType(); |
| public abstract void setType(String type); |
| } |