| /* |
| * Copyright 2008 Google Inc. |
| * |
| * Licensed 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 com.google.gwt.uibinder.rebind; |
| |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.uibinder.rebind.XMLElement.Interpreter; |
| |
| import org.w3c.dom.Element; |
| |
| class GetInnerHtmlVisitor extends GetInnerTextVisitor { |
| |
| /** |
| * Recursively gathers an HTML representation of the children of the given |
| * Elem, and stuffs it into the given StringBuffer. Applies the interpreter to |
| * each descendant, and uses the writer to report errors. |
| */ |
| public static void getEscapedInnerHtml(Element elem, StringBuffer buffer, |
| Interpreter<String> interpreter, XMLElementProvider writer) |
| throws UnableToCompleteException { |
| new ChildWalker().accept(elem, new GetInnerHtmlVisitor(buffer, interpreter, |
| writer)); |
| } |
| |
| private GetInnerHtmlVisitor(StringBuffer buffer, |
| Interpreter<String> interpreter, XMLElementProvider writer) { |
| super(buffer, interpreter, writer); |
| } |
| |
| @Override |
| public void visitElement(Element elem) throws UnableToCompleteException { |
| XMLElement xmlElement = elementProvider.get(elem); |
| String replacement = interpreter.interpretElement(xmlElement); |
| if (replacement != null) { |
| buffer.append(replacement); |
| return; |
| } |
| |
| // TODO(jgw): Ditch the closing tag when there are no children. |
| buffer.append(xmlElement.consumeOpeningTag()); |
| getEscapedInnerHtml(elem, buffer, interpreter, elementProvider); |
| buffer.append(xmlElement.getClosingTag()); |
| } |
| } |