| /******************************************************************************* |
| *Copyright (c) 2009 Standards for Technology in Automotive Retail 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: |
| * David Carver (STAR) - bug 294079 - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsl.ui.internal.contentassist; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.jface.text.ITextViewer; |
| import org.eclipse.jface.text.contentassist.ICompletionProposal; |
| import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; |
| import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMAttr; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NamedNodeMap; |
| import org.w3c.dom.Node; |
| |
| /** |
| * This class provides content assistance for attributes that contain the "{" character attribute. |
| * |
| * @author dcarver |
| * @since 1.1 |
| */ |
| public class AttributeContentAssist extends SelectAttributeContentAssist { |
| |
| /** |
| * Constructor for the XSL content assistance for the test attribute. |
| * |
| * @param node |
| * @param documentRegion |
| * @param completionRegion |
| * @param begin |
| * @param length |
| * @param filter |
| * @param textViewer |
| */ |
| public AttributeContentAssist(Node node, |
| IStructuredDocumentRegion documentRegion, |
| ITextRegion completionRegion, int begin, int length, String filter, |
| ITextViewer textViewer) { |
| super(node, documentRegion, completionRegion, begin, length, filter, |
| textViewer); |
| } |
| |
| /** |
| * (non-Javadoc) |
| * @see org.eclipse.wst.xsl.ui.internal.contentassist.SelectAttributeContentAssist#getCompletionProposals() |
| */ |
| @Override |
| public ArrayList<ICompletionProposal> getCompletionProposals() { |
| |
| int offset = getReplacementBeginPosition(); |
| |
| IDOMAttr attrNode = getAttributeAtOffset(offset); |
| |
| if (attrNode == null || !matchString.contains("{")) { //$NON-NLS-1$ |
| return getAllCompletionProposals(); |
| } |
| |
| adjustXPathStart(attrNode.getLocalName()); |
| offset = getReplacementBeginPosition(); |
| |
| matchString = extractXPathMatchString(attrNode, getRegion(), getReplacementBeginPosition()); |
| |
| addSelectProposals((Element)getNode().getParentNode(), offset); |
| |
| return getAllCompletionProposals(); |
| } |
| |
| private IDOMAttr getAttributeAtOffset(int offset) { |
| Node node = getNode(); |
| if (node == null) { |
| return null; |
| } |
| NamedNodeMap nodeMap = node.getAttributes(); |
| IDOMAttr attrNode = null; |
| |
| for (int i = 0; i < nodeMap.getLength(); i++) { |
| IDOMAttr tmpAttr = (IDOMAttr) nodeMap.item(i); |
| int start = tmpAttr.getStartOffset(); |
| int end = tmpAttr.getEndOffset(); |
| if (start <= offset || |
| end > offset) { |
| attrNode = tmpAttr; |
| break; |
| } |
| } |
| return attrNode; |
| } |
| |
| } |