| /** |
| * 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.netbeans.html.boot.fx; |
| |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import javafx.scene.web.WebEngine; |
| import netscape.javascript.JSObject; |
| |
| /** This is an implementation package - just |
| * include its JAR on classpath and use official browser builder API |
| * to access the functionality. |
| * <p> |
| * Redirects JavaScript's messages to Java's {@link Logger}. |
| * |
| * @author Jaroslav Tulach |
| */ |
| public final class FXConsole { |
| static final Logger LOG = Logger.getLogger(FXConsole.class.getName()); |
| |
| private FXConsole() { |
| } |
| |
| static void register(WebEngine eng) { |
| JSObject fn = (JSObject) eng.executeScript("" |
| + "(function(attr, l, c) {" |
| + " window.console[attr] = function(msg) { c.log(l, msg); };" |
| + "})" |
| ); |
| FXConsole c = new FXConsole(); |
| c.registerImpl(fn, "log", Level.INFO); |
| c.registerImpl(fn, "info", Level.INFO); |
| c.registerImpl(fn, "warn", Level.WARNING); |
| c.registerImpl(fn, "error", Level.SEVERE); |
| } |
| |
| private void registerImpl(JSObject eng, String attr, Level l) { |
| eng.call("call", new Object[] { null, attr, l, this }); |
| } |
| |
| public void log(Level l, String msg) { |
| LOG.log(l, msg); |
| } |
| } |