| /* |
| * 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.wicket.examples.stockquote; |
| |
| import org.apache.wicket.markup.ComponentTag; |
| import org.apache.wicket.markup.MarkupStream; |
| import org.apache.wicket.markup.html.WebComponent; |
| import org.apache.wicket.model.IModel; |
| import org.apache.wicket.model.Model; |
| |
| /** |
| * Gets a stock quote from a webservice. This component is a full blown, built |
| * from the ground up component. See the other stock quote examples for |
| * alternatives of creating custom components. |
| * |
| * The model that is provided is used as the symbol for lookup. When used |
| * without an explicit model, the component tries the CompoundPropertyModel |
| * method of retrieving the model first. When that results in an empty string, |
| * the component will use its ID as symbol. |
| * |
| * You can use this component in your webapplication just as you might want to |
| * use a <code>Label</code>. |
| */ |
| public class StockQuoteLabel extends WebComponent |
| { |
| /** |
| * Constructor |
| * |
| * @param id |
| * See Component |
| */ |
| public StockQuoteLabel(String id) |
| { |
| super(id); |
| } |
| |
| /** |
| * Convenience constructor. Same as StockQuoteLabel(String, new |
| * Model(String)) |
| * |
| * @param id |
| * See Component |
| * @param symbol |
| * The symbol to look up |
| * |
| * @see org.apache.wicket.Component#Component(String, IModel) |
| */ |
| public StockQuoteLabel(String id, String symbol) |
| { |
| super(id, new Model(symbol)); |
| } |
| |
| /** |
| * @see org.apache.wicket.Component#Component(String, IModel) |
| */ |
| public StockQuoteLabel(String id, IModel model) |
| { |
| super(id, model); |
| } |
| |
| /** |
| * @see org.apache.wicket.Component#onComponentTagBody(org.apache.wicket.markup.MarkupStream, |
| * org.apache.wicket.markup.ComponentTag) |
| */ |
| protected void onComponentTagBody(final MarkupStream markupStream, final ComponentTag openTag) |
| { |
| String symbol = getModelObjectAsString(); |
| StockQuote quote = new StockQuote(symbol); |
| replaceComponentTagBody(markupStream, openTag, quote.getQuote()); |
| } |
| } |