| /******************************************************************************* |
| * Copyright (c) 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.css.core.internal.util.declaration; |
| |
| |
| |
| import org.eclipse.wst.css.core.internal.contentmodel.PropCMProperty; |
| import org.eclipse.wst.css.core.internal.parserz.CSSRegionContexts; |
| import org.eclipse.wst.css.core.internal.parserz.CSSTextParser; |
| import org.eclipse.wst.css.core.internal.parserz.CSSTextToken; |
| |
| |
| /** |
| * For 'border' property 'border' will be expanded to 'border-color', |
| * 'border-style', 'border-width', |
| */ |
| public class BorderShorthandAdapter implements IShorthandAdapter { |
| |
| /** |
| * |
| */ |
| public BorderShorthandAdapter() { |
| super(); |
| } |
| |
| /** |
| * |
| */ |
| public boolean expand(String source, CSSPropertyContext dest) { |
| CSSTextParser parser = new CSSTextParser(CSSTextParser.MODE_DECLARATION_VALUE, source); |
| CSSTextToken[] tokens = parser.getTokens(); |
| if (tokens.length <= 0) { |
| return false; |
| } |
| String color = "", style = "", width = "";//$NON-NLS-3$//$NON-NLS-2$//$NON-NLS-1$ |
| PropCMProperty propColor = PropCMProperty.getInstanceOf(PropCMProperty.P_BORDER_COLOR); |
| PropCMProperty propStyle = PropCMProperty.getInstanceOf(PropCMProperty.P_BORDER_STYLE); |
| PropCMProperty propWidth = PropCMProperty.getInstanceOf(PropCMProperty.P_BORDER_WIDTH); |
| |
| for (int i = 0; i < tokens.length; i++) { |
| if (tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_IDENT) { |
| if (propStyle.canHave(tokens[i].image)) |
| style = tokens[i].image; |
| else if (propWidth.canHave(tokens[i].image)) |
| width = tokens[i].image; |
| else if (propColor.canHave(tokens[i].image)) |
| color = tokens[i].image; |
| } |
| else if (org.eclipse.wst.css.core.internal.util.CSSUtil.isLength(tokens[i]) || tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_NUMBER) { |
| width = tokens[i].image; |
| } |
| else if (tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_HASH) { |
| color = tokens[i].image; |
| } |
| else if (tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_FUNCTION) { |
| StringBuffer buf = new StringBuffer(); |
| while (i < tokens.length) { |
| if (tokens[i].kind == CSSRegionContexts.CSS_COMMENT) { |
| i++; |
| continue; |
| } |
| buf.append(tokens[i].image); |
| if (tokens[i++].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_PARENTHESIS_CLOSE) |
| break; |
| } |
| i--; |
| color = buf.toString(); |
| } |
| } |
| |
| dest.set(propColor.getName(), color); |
| dest.set(propStyle.getName(), style); |
| dest.set(propWidth.getName(), width); |
| |
| return true; |
| } |
| |
| /** |
| * |
| */ |
| public String extract(String source, PropCMProperty propDest) { |
| CSSTextParser parser = new CSSTextParser(CSSTextParser.MODE_DECLARATION_VALUE, source); |
| CSSTextToken[] tokens = parser.getTokens(); |
| if (tokens.length <= 0) { |
| return null; |
| } |
| String color = null, style = null, width = null; |
| PropCMProperty propColor = PropCMProperty.getInstanceOf(PropCMProperty.P_BORDER_COLOR); |
| PropCMProperty propStyle = PropCMProperty.getInstanceOf(PropCMProperty.P_BORDER_STYLE); |
| PropCMProperty propWidth = PropCMProperty.getInstanceOf(PropCMProperty.P_BORDER_WIDTH); |
| |
| for (int i = 0; i < tokens.length; i++) { |
| if (tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_IDENT) { |
| if (propStyle.canHave(tokens[i].image)) |
| style = tokens[i].image; |
| else if (propWidth.canHave(tokens[i].image)) |
| width = tokens[i].image; |
| else if (propColor.canHave(tokens[i].image)) |
| color = tokens[i].image; |
| } |
| else if (org.eclipse.wst.css.core.internal.util.CSSUtil.isLength(tokens[i]) || tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_NUMBER) { |
| width = tokens[i].image; |
| } |
| else if (tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_HASH) { |
| color = tokens[i].image; |
| } |
| else if (tokens[i].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_FUNCTION) { |
| StringBuffer buf = new StringBuffer(); |
| while (i < tokens.length) { |
| if (tokens[i].kind == CSSRegionContexts.CSS_COMMENT) { |
| i++; |
| continue; |
| } |
| buf.append(tokens[i].image); |
| if (tokens[i++].kind == CSSRegionContexts.CSS_DECLARATION_VALUE_PARENTHESIS_CLOSE) |
| break; |
| } |
| i--; |
| color = buf.toString(); |
| } |
| } |
| |
| if (propColor == propDest) |
| return color; |
| else if (propStyle == propDest) |
| return style; |
| else if (propWidth == propDest) |
| return width; |
| else |
| return null; |
| } |
| } |