| /* |
| * Copyright 2010 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.elementparsers; |
| |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.uibinder.rebind.MortalLogger; |
| import com.google.gwt.uibinder.rebind.XMLElement; |
| |
| /** |
| * Interprets generic message tags like: |
| * <b><ui:text from="{myMsg.message}" /></b>. It's called in both hasText |
| * and hasHTML context. |
| */ |
| public class UiTextInterpreter implements XMLElement.Interpreter<String> { |
| |
| private static final String BINDER_URI = "urn:ui:com.google.gwt.uibinder"; |
| private static final String LOCAL_NAME = "text"; |
| |
| private final MortalLogger logger; |
| |
| public UiTextInterpreter(MortalLogger logger) { |
| this.logger = logger; |
| } |
| |
| public String interpretElement(XMLElement elem) |
| throws UnableToCompleteException { |
| // Must be in the format: <ui:string from="{myMsg.message}" /> |
| if (BINDER_URI.equals(elem.getNamespaceUri()) |
| && LOCAL_NAME.equals(elem.getLocalName())) { |
| String fieldRef = elem.consumeStringAttribute("from"); |
| if (fieldRef == null) { |
| logger.die(elem, "Attribute 'from' not found."); |
| } |
| return "\" + " + fieldRef + " + \""; |
| } |
| return null; |
| } |
| } |