| /******************************************************************************* |
| * Copyright (c) 2004, 2005 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.ui.internal.contentassist; |
| |
| |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Vector; |
| |
| import org.eclipse.wst.css.core.internal.provisional.document.ICSSModel; |
| import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleRule; |
| import org.eclipse.wst.css.ui.internal.image.CSSImageType; |
| import org.eclipse.wst.html.core.internal.contentmodel.HTMLCMDocumentFactory; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMAttributeDeclaration; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMDocument; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMElementDeclaration; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMNamedNodeMap; |
| import org.eclipse.wst.xml.core.internal.document.DocumentTypeAdapter; |
| import org.eclipse.wst.xml.core.internal.provisional.contentmodel.CMDocType; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Node; |
| |
| class CSSProposalGeneratorForHTMLTag extends CSSProposalGenerator { |
| |
| /** |
| * CSSStyleRuleProposalGenerator constructor comment. |
| * |
| */ |
| CSSProposalGeneratorForHTMLTag(CSSContentAssistContext context) { |
| super(context); |
| |
| if (fHTMLTags == null) { |
| fHTMLTags = setupHTMLTags(); |
| } |
| } |
| |
| /** |
| * getCandidates method comment. |
| */ |
| protected Iterator getCandidates() { |
| List candidates = new ArrayList(); |
| |
| if (checkLeadingColon()) { |
| return candidates.iterator(); |
| } |
| |
| // XHTML requires lower case |
| boolean bLowerCase = false; |
| if (fContext.getModel().getStyleSheetType() == ICSSModel.EMBEDDED) { |
| Node domNode = fContext.getModel().getOwnerDOMNode(); |
| if (domNode != null && !(domNode instanceof Document)) { |
| domNode = domNode.getOwnerDocument(); |
| if (domNode instanceof IDOMDocument) { |
| DocumentTypeAdapter adapter = (DocumentTypeAdapter) ((IDOMDocument) domNode).getAdapterFor(DocumentTypeAdapter.class); |
| if (adapter != null) |
| bLowerCase = (adapter.getTagNameCase() == DocumentTypeAdapter.LOWER_CASE); |
| } |
| } |
| } |
| |
| |
| int length = fHTMLTags.length; |
| for (int i = 0; i < length; i++) { |
| String tagText = fHTMLTags[i]; |
| if (bLowerCase) { |
| tagText = tagText.toLowerCase(); |
| } |
| if (!isMatch(tagText)) { |
| continue; |
| } |
| |
| int cursorPos = 0; |
| StringBuffer buf = new StringBuffer(); |
| buf.append(tagText); |
| cursorPos += tagText.length(); |
| boolean inRule = (fContext.getTargetNode() instanceof ICSSStyleRule); |
| if (!inRule || fContext.getTextToReplace().length() == 0) { |
| buf.append(" ");//$NON-NLS-1$ |
| cursorPos += 1; |
| } |
| if (!inRule) { |
| StringAndOffset sao = generateBraces(); |
| buf.append(sao.fString); |
| cursorPos += sao.fOffset; |
| } |
| |
| CSSCACandidate item = new CSSCACandidate(); |
| item.setReplacementString(buf.toString()); |
| item.setCursorPosition(cursorPos); |
| item.setDisplayString(tagText); |
| item.setImageType(CSSImageType.SELECTOR_TAG); |
| candidates.add(item); |
| } |
| |
| return candidates.iterator(); |
| } |
| |
| /** |
| * |
| */ |
| private static String[] setupHTMLTags() { |
| CMDocument cmdoc = HTMLCMDocumentFactory.getCMDocument(CMDocType.HTML_DOC_TYPE); |
| CMNamedNodeMap elements = cmdoc.getElements(); |
| Vector names = new Vector(); |
| int nElements = elements.getLength(); |
| for (int i = 0; i < nElements; i++) { |
| CMElementDeclaration edec = (CMElementDeclaration) elements.item(i); |
| if (isAttrDefined(edec, HTML40Namespace.ATTR_NAME_STYLE)) { |
| names.add(edec.getElementName()); |
| } |
| } |
| Collections.sort(names); |
| String[] tags = new String[names.size()]; |
| Iterator iNames = names.iterator(); |
| for (int i = 0; iNames.hasNext(); i++) { |
| tags[i] = (String) iNames.next(); |
| } |
| return tags; |
| } |
| |
| /** |
| * |
| */ |
| private static boolean isAttrDefined(CMElementDeclaration edec, String attrName) { |
| if (edec == null) { |
| return false; |
| } |
| CMNamedNodeMap attrs = edec.getAttributes(); |
| if (attrs == null) { |
| return false; |
| } |
| for (int i = 0; i < attrs.getLength(); i++) { |
| CMAttributeDeclaration attr = (CMAttributeDeclaration) attrs.item(i); |
| if (attr == null) { |
| continue; |
| } |
| if (attr.getAttrName().equalsIgnoreCase(attrName)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private static String[] fHTMLTags = null; |
| } |