| /* |
| * 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.cocoon.forms.formmodel; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.cocoon.forms.FormsException; |
| import org.apache.cocoon.forms.event.ProcessingPhaseEvent; |
| import org.apache.cocoon.forms.event.ProcessingPhaseListener; |
| import org.apache.cocoon.forms.event.WidgetEventMulticaster; |
| import org.apache.cocoon.forms.formmodel.library.Library; |
| import org.apache.cocoon.forms.formmodel.library.LibraryManager; |
| |
| import org.apache.commons.lang.StringUtils; |
| |
| /** |
| * The {@link WidgetDefinition} part of a Form widget, see {@link Form} for more information. |
| * |
| * @version $Id$ |
| */ |
| public class FormDefinition extends AbstractContainerDefinition { |
| |
| private ProcessingPhaseListener listener; |
| |
| private Library localLibrary; |
| |
| |
| public FormDefinition(LibraryManager libraryManager) { |
| super(); |
| localLibrary = libraryManager.newLibrary(); |
| } |
| |
| public Library getLocalLibrary() { |
| return localLibrary; |
| } |
| |
| public void resolve() throws Exception { |
| List parents = new ArrayList(); |
| parents.add(this); |
| resolve(parents, this); |
| |
| // TODO: test if this actually gets called! |
| checkCompleteness(); |
| } |
| |
| public Widget createInstance() { |
| Form form = new Form(this); |
| createWidgets(form); |
| return form; |
| } |
| |
| public void addProcessingPhaseListener(ProcessingPhaseListener listener) { |
| this.listener = WidgetEventMulticaster.add(this.listener, listener); |
| } |
| |
| public boolean hasProcessingPhaseListeners() { |
| return this.listener != null; |
| } |
| |
| public void fireEvent(ProcessingPhaseEvent event) { |
| if (this.listener != null) { |
| this.listener.phaseEnded(event); |
| } |
| } |
| |
| public void addWidgetDefinition(WidgetDefinition definition) throws Exception, DuplicateIdException { |
| // Check that no child is named "submit" if this form has no id. This causes some weird behaviour |
| // in HTML as it collides with the submit() function on the <form> element... |
| if ("submit".equals(definition.getId()) && StringUtils.isEmpty(this.getId())) { |
| throw new FormsException("Top-level widgets should not be named 'submit' to avoid problems " + |
| "with HTML <form> elements.", definition.getLocation()); |
| } |
| |
| super.addWidgetDefinition(definition); |
| } |
| /** |
| * @return Returns the listener. |
| */ |
| public ProcessingPhaseListener getProcessingPhaseListener() { |
| return listener; |
| } |
| } |