001    /*
002     * Copyright 2002-2004 the original author or authors.
003     * 
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not
005     * use this file except in compliance with the License. You may obtain a copy of
006     * the License at
007     * 
008     * http://www.apache.org/licenses/LICENSE-2.0
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
012     * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
013     * License for the specific language governing permissions and limitations under
014     * the License.
015     */
016    package org.springframework.richclient.text;
017    
018    import javax.swing.text.Document;
019    import javax.swing.text.Element;
020    import javax.swing.text.View;
021    import javax.swing.text.ViewFactory;
022    import javax.swing.text.html.HTMLDocument;
023    import javax.swing.text.html.HTMLEditorKit;
024    import javax.swing.text.html.ImageView;
025    
026    /**
027     * A HTMLEditorKit that loads all images and HTML synchronously. This is useful
028     * when you want to be sure that the entire document including images has been
029     * loaded before you display it. 
030     * 
031     * @author Oliver Hutchison
032     */
033    public class SynchronousHTMLEditorKit extends HTMLEditorKit {
034    
035        public Document createDefaultDocument() {
036            HTMLDocument doc = (HTMLDocument)super.createDefaultDocument();
037            doc.setAsynchronousLoadPriority(-1);
038            return doc;
039        }
040    
041        public ViewFactory getViewFactory() {
042            return new HTMLFactory() {
043    
044                public View create(Element elem) {
045                    View view = super.create(elem);
046                    if (view instanceof ImageView) {
047                        ((ImageView)view).setLoadsSynchronously(true);
048                    }
049                    return view;
050                }
051            };
052        }
053    }