/*
* Copyright 2009 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.core.ext.typeinfo.JClassType;
import com.google.gwt.uibinder.rebind.UiBinderWriter;
import com.google.gwt.uibinder.rebind.XMLElement;
/**
* A parser for ListBox items.
*/
public class ListBoxParser implements ElementParser {
private static final String ITEM_TAG = "item";
public void parse(XMLElement elem, String fieldName, JClassType type,
UiBinderWriter writer) throws UnableToCompleteException {
// Parse children.
for (XMLElement child : elem.consumeChildElements()) {
String tagName = child.getLocalName();
if (!tagName.equals(ITEM_TAG)) {
writer.die(elem, "Invalid ListBox child element: " + tagName);
}
String value = child.consumeStringAttribute("value");
String innerText = child.consumeInnerTextEscapedAsHtmlStringLiteral(new TextInterpreter(writer));
if (value != null) {
writer.addStatement("%s.addItem(\"%s\", %s);", fieldName, innerText, value);
} else {
writer.addStatement("%s.addItem(\"%s\");", fieldName, innerText);
}
}
}
}