| /* |
| |
| Copyright 2002 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. |
| |
| */ |
| |
| /* This class copied from org.apache.batik.css.engine.sac */ |
| |
| package org.eclipse.e4.ui.css.core.impl.sac; |
| |
| import java.util.Set; |
| |
| import org.w3c.css.sac.Selector; |
| import org.w3c.css.sac.SimpleSelector; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| /** |
| * This class provides an implementation for the |
| * {@link org.w3c.css.sac.DescendantSelector} interface. |
| */ |
| public class CSSDirectAdjacentSelectorImpl extends AbstractSiblingSelector { |
| |
| /** |
| * Creates a new CSSDirectAdjacentSelector object. |
| */ |
| public CSSDirectAdjacentSelectorImpl(short type, |
| Selector parent, |
| SimpleSelector simple) { |
| super(type, parent, simple); |
| } |
| |
| /** |
| * <b>SAC</b>: Implements {@link |
| * org.w3c.css.sac.Selector#getSelectorType()}. |
| */ |
| public short getSelectorType() { |
| return SAC_DIRECT_ADJACENT_SELECTOR; |
| } |
| |
| /** |
| * Tests whether this selector matches the given element. |
| */ |
| public boolean match(Element e, String pseudoE) { |
| Node n = e; |
| if (!((ExtendedSelector)getSiblingSelector()).match(e, pseudoE)) |
| return false; |
| while ((n = n.getPreviousSibling()) != null && |
| n.getNodeType() != Node.ELEMENT_NODE); |
| |
| if (n == null) |
| return false; |
| |
| return ((ExtendedSelector)getSelector()).match((Element)n, null); |
| } |
| |
| /** |
| * Fills the given set with the attribute names found in this selector. |
| */ |
| public void fillAttributeSet(Set attrSet) { |
| ((ExtendedSelector)getSelector()).fillAttributeSet(attrSet); |
| ((ExtendedSelector)getSiblingSelector()).fillAttributeSet(attrSet); |
| } |
| |
| /** |
| * Returns a representation of the selector. |
| */ |
| public String toString() { |
| return getSelector() + " + " + getSiblingSelector(); |
| } |
| } |