/*
* $Id: CSSStyleDeclarationImpl.java,v 1.4 2008/03/26 02:08:55 sdanig Exp $
*
* CSS Parser Project
*
* Copyright (C) 1999-2005 David Schweinsberg. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* To contact the authors of the library:
*
* http://cssparser.sourceforge.net/
* mailto:davidsch@users.sourceforge.net
*/
package com.steadystate.css.dom;
import java.io.Serializable;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
import org.w3c.css.sac.InputSource;
import org.w3c.dom.DOMException;
import org.w3c.dom.css.CSSRule;
import org.w3c.dom.css.CSSStyleDeclaration;
import org.w3c.dom.css.CSSValue;
import com.steadystate.css.parser.CSSOMParser;
/**
* Implementation of {@link CSSStyleDeclaration}.
*
* @author <a href="mailto:davidsch@users.sourceforge.net">David Schweinsberg</a>
* @version $Id: CSSStyleDeclarationImpl.java,v 1.4 2008/03/26 02:08:55 sdanig Exp $
*/
public class CSSStyleDeclarationImpl implements CSSStyleDeclaration, Serializable
{
private static final long serialVersionUID = -2373755821317100189L;
private CSSRule parentRule;
private List<Property> properties = new ArrayList<Property>();
public void setParentRule(CSSRule parentRule)
{
this.parentRule = parentRule;
}
public List<Property> getProperties()
{
return this.properties;
}
public void setProperties(List<Property> properties)
{
this.properties = properties;
}
public CSSStyleDeclarationImpl(CSSRule parentRule) {
this.parentRule = parentRule;
}
public CSSStyleDeclarationImpl() {
// Empty.
}
public String getCssText() {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < this.properties.size(); ++i) {
Property p = this.properties.get(i);
if (p != null) {
sb.append(p.toString());
}
if (i < this.properties.size() - 1) {
sb.append("; ");
}
}
return sb.toString();
}
public void setCssText(String cssText) throws DOMException {
try {
InputSource is = new InputSource(new StringReader(cssText));
CSSOMParser parser = new CSSOMParser();
this.properties.clear();
parser.parseStyleDeclaration(this, is);
} catch (Exception e) {
throw new DOMExceptionImpl(
DOMException.SYNTAX_ERR,
DOMExceptionImpl.SYNTAX_ERROR,
e.getMessage());
}
}
public String getPropertyValue(String propertyName) {
Property p = this.getPropertyDeclaration(propertyName);
return (p != null) ? p.getValue().toString() : "";
}
public CSSValue getPropertyCSSValue(String propertyName) {
Property p = this.getPropertyDeclaration(propertyName);
return (p != null) ? p.getValue() : null;
}
public String removeProperty(String propertyName) throws DOMException {
for (int i = 0; i < this.properties.size(); i++) {
Property p = this.properties.get(i);
if (p.getName().equalsIgnoreCase(propertyName)) {
this.properties.remove(i);
return p.getValue().toString();
}
}
return "";
}
public String getPropertyPriority(String propertyName) {
Property p = this.getPropertyDeclaration(propertyName);
if (p != null) {
return p.isImportant() ? "important" : "";
}
return "";
}
public void setProperty(
String propertyName,
String value,
String priority ) throws DOMException {
try {
InputSource is = new InputSource(new StringReader(value));
CSSOMParser parser = new CSSOMParser();
CSSValue expr = parser.parsePropertyValue(is);
Property p = this.getPropertyDeclaration(propertyName);
boolean important = (priority != null)
? priority.equalsIgnoreCase("important")
: false;
if (p == null) {
p = new Property(propertyName, expr, important);
addProperty(p);
} else {
p.setValue(expr);
p.setImportant(important);
}
} catch (Exception e) {
throw new DOMExceptionImpl(
DOMException.SYNTAX_ERR,
DOMExceptionImpl.SYNTAX_ERROR,
e.getMessage());
}
}
public int getLength() {
return this.properties.size();
}
public String item(int index) {
Property p = this.properties.get(index);
return (p != null) ? p.getName() : "";
}
public CSSRule getParentRule() {
return this.parentRule;
}
public void addProperty(Property p) {
this.properties.add(p);
}
public Property getPropertyDeclaration(String name) {
for (int i = 0; i < this.properties.size(); i++) {
Property p = this.properties.get(i);
if (p.getName().equalsIgnoreCase(name)) {
return p;
}
}
return null;
}
public String toString() {
return this.getCssText();
}
}