| /* |
| |
| Copyright 2004 The Apache Software Foundation |
| |
| 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 org.apache.batik.dom; |
| |
| import org.apache.batik.css.engine.CSSEngine; |
| |
| import org.w3c.dom.css.DocumentCSS; |
| import org.w3c.dom.css.CSSStyleDeclaration; |
| import org.w3c.dom.DocumentType; |
| import org.w3c.dom.DOMImplementation; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.stylesheets.StyleSheetList; |
| import org.w3c.dom.views.DocumentView; |
| import org.w3c.dom.views.AbstractView; |
| |
| /** |
| * A Document that supports CSS styling. |
| * |
| * @author <a href="mailto:deweese@apache.org>deweese</a> |
| * @version $Id$ |
| */ |
| public abstract class AbstractStylableDocument extends AbstractDocument |
| implements DocumentCSS, |
| DocumentView { |
| |
| /** |
| * The default view. |
| */ |
| protected transient AbstractView defaultView; |
| |
| /** |
| * The CSS engine. |
| */ |
| protected transient CSSEngine cssEngine; |
| |
| |
| protected AbstractStylableDocument() { |
| } |
| |
| /** |
| * Creates a new document. |
| */ |
| protected AbstractStylableDocument(DocumentType dt, |
| DOMImplementation impl) { |
| super(dt, impl); |
| } |
| |
| /** |
| * Sets the CSS engine. |
| */ |
| public void setCSSEngine(CSSEngine ctx) { |
| cssEngine = ctx; |
| } |
| |
| /** |
| * Returns the CSS engine. |
| */ |
| public CSSEngine getCSSEngine() { |
| return cssEngine; |
| } |
| |
| // DocumentStyle ///////////////////////////////////////////////////////// |
| |
| /** |
| * <b>DOM</b>: Implements {@link |
| * org.w3c.dom.stylesheets.DocumentStyle#getStyleSheets()}. |
| */ |
| public StyleSheetList getStyleSheets() { |
| throw new RuntimeException(" !!! Not implemented"); |
| } |
| |
| // DocumentView /////////////////////////////////////////////////////////// |
| |
| /** |
| * <b>DOM</b>: Implements {@link DocumentView#getDefaultView()}. |
| * @return a ViewCSS object. |
| */ |
| public AbstractView getDefaultView() { |
| if (defaultView == null) { |
| ExtensibleDOMImplementation impl; |
| impl = (ExtensibleDOMImplementation)implementation; |
| defaultView = impl.createViewCSS(this); |
| } |
| return defaultView; |
| } |
| |
| /** |
| * Clears the view CSS. |
| */ |
| public void clearViewCSS() { |
| defaultView = null; |
| if (cssEngine != null) { |
| cssEngine.dispose(); |
| } |
| cssEngine = null; |
| } |
| |
| // DocumentCSS //////////////////////////////////////////////////////////// |
| |
| /** |
| * <b>DOM</b>: Implements |
| * {@link DocumentCSS#getOverrideStyle(Element,String)}. |
| */ |
| public CSSStyleDeclaration getOverrideStyle(Element elt, |
| String pseudoElt) { |
| throw new RuntimeException(" !!! Not implemented"); |
| } |
| |
| }; |