| /******************************************************************************* |
| * Copyright (c) 2001, 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 |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.xml.core.text.rules; |
| |
| import org.eclipse.jface.text.IDocumentPartitioner; |
| import org.eclipse.wst.sse.core.internal.parser.ForeignRegion; |
| import org.eclipse.wst.sse.core.text.IStructuredDocumentRegion; |
| import org.eclipse.wst.sse.core.text.IStructuredTextPartitioner; |
| import org.eclipse.wst.sse.core.text.ITextRegion; |
| import org.eclipse.wst.sse.core.text.rules.StructuredTextPartitioner; |
| import org.eclipse.wst.xml.core.internal.parser.regions.BlockTextRegion; |
| import org.eclipse.wst.xml.core.parser.XMLRegionContext; |
| |
| |
| public class StructuredTextPartitionerForXML extends StructuredTextPartitioner implements IStructuredTextPartitioner { |
| public final static String ST_DEFAULT_XML = "org.eclipse.wst.xml.DEFAULT_XML"; //$NON-NLS-1$ |
| public final static String ST_XML_CDATA = "org.eclipse.wst.xml.XML_CDATA"; //$NON-NLS-1$ |
| public final static String ST_XML_PI = "org.eclipse.wst.xml.XML_PI"; //$NON-NLS-1$ |
| public final static String ST_XML_DECLARATION = "org.eclipse.wst.xml.XML_DECL"; //$NON-NLS-1$ |
| public final static String ST_XML_COMMENT = "org.eclipse.wst.xml.XML_COMMENT"; //$NON-NLS-1$ |
| |
| /** |
| * Should match |
| * org.eclipse.wst.sse.core.dtd.partitioning.StructuredTextPartitionerForDTD.ST_DTD_SUBSET |
| */ |
| public static final String ST_DTD_SUBSET = "org.eclipse.wst.xml.dtd.internal_subset"; //$NON-NLS-1$ |
| |
| private final static String[] configuredContentTypes = new String[]{ST_DEFAULT_XML, ST_XML_CDATA, ST_XML_PI, ST_XML_DECLARATION, ST_XML_COMMENT, ST_DTD_SUBSET}; |
| |
| /** |
| * Constructor for JSPDocumentPartioner. |
| */ |
| public StructuredTextPartitionerForXML() { |
| super(); |
| } |
| |
| protected void setInternalPartition(int offset, int length, String type) { |
| super.setInternalPartition(offset, length, type); |
| } |
| |
| protected void initLegalContentTypes() { |
| fSupportedTypes = configuredContentTypes; |
| } |
| |
| /** |
| * @see com.ibm.sed.model.StructuredTextPartitioner#getPartitionType(com.ibm.sed.structuredDocument.ITextRegion) |
| */ |
| public String getPartitionType(ITextRegion region, int offset) { |
| String result = null; |
| if (region.getType() == XMLRegionContext.XML_COMMENT_TEXT) |
| result = ST_XML_COMMENT; |
| else if (region.getType() == XMLRegionContext.XML_CDATA_TEXT) |
| result = ST_XML_CDATA; |
| else if (region.getType() == XMLRegionContext.XML_PI_OPEN) |
| result = ST_XML_PI; |
| else if (region.getType() == XMLRegionContext.XML_DOCTYPE_DECLARATION) |
| result = ST_XML_DECLARATION; |
| else if (region.getType() == XMLRegionContext.XML_DOCTYPE_INTERNAL_SUBSET) |
| result = ST_DTD_SUBSET; |
| else |
| result = super.getPartitionType(region, offset); |
| return result; |
| } |
| |
| protected String getPartitionType(ForeignRegion region, int offset) { |
| // temp added just to dis-ambiguate call from subclass |
| return super.getPartitionType(region, offset); |
| } |
| |
| /** |
| * @see com.ibm.sed.structuredDocument.partition.IStructuredTextPartitioner#getPartitionTypeBetween(com.ibm.sed.structuredDocument.ITextRegion, |
| * com.ibm.sed.structuredDocument.ITextRegion) |
| */ |
| public String getPartitionTypeBetween(IStructuredDocumentRegion previousNode, ITextRegion previousStartTagNameRegion, IStructuredDocumentRegion nextNode, ITextRegion nextEndTagNameRegion) { |
| return super.getPartitionTypeBetween(previousNode, previousStartTagNameRegion, nextNode, nextEndTagNameRegion); |
| } |
| |
| public String getDefault() { |
| return ST_DEFAULT_XML; |
| } |
| |
| public IDocumentPartitioner newInstance() { |
| StructuredTextPartitionerForXML instance = new StructuredTextPartitionerForXML(); |
| return instance; |
| } |
| |
| /** |
| * @return |
| */ |
| public static String[] getConfiguredContentTypes() { |
| return configuredContentTypes; |
| } |
| |
| protected String getPartitionFromBlockedText(ITextRegion region, int offset, String result) { |
| // was moved to subclass for quick transition |
| String newResult = result; |
| // nsd_TODO: David and I need to discuss, design, and implement this |
| // for all block tags and comments |
| // and make sure is part of "extensible" design of block tags |
| if (region.getType() == XMLRegionContext.BLOCK_TEXT) { |
| // for code safety, we'll always check instanceof, but I think |
| // always true. |
| if (region instanceof BlockTextRegion) { |
| // super is used below so won't be ambiguous |
| newResult = getPartitionType((BlockTextRegion) region, offset); |
| } else if (region instanceof ForeignRegion) { |
| newResult = getPartitionType((ForeignRegion) region, offset); |
| } else { |
| newResult = getUnknown(); |
| } |
| } |
| return newResult; |
| } |
| |
| protected boolean doParserSpecificCheck(int offset, boolean partitionFound, IStructuredDocumentRegion sdRegion, IStructuredDocumentRegion previousStructuredDocumentRegion, ITextRegion next, ITextRegion previousStart) { |
| // this was moved down to subclass of StructuredTextPartioner |
| // for quick fix to transition problems. Heirarchy needs lots of |
| // cleanup. |
| if (previousStart != null && previousStart.getType() == XMLRegionContext.XML_TAG_OPEN && next.getType() == XMLRegionContext.XML_END_TAG_OPEN) { |
| ITextRegion previousName = previousStructuredDocumentRegion.getRegionAtCharacterOffset(previousStructuredDocumentRegion.getEndOffset(previousStart)); |
| ITextRegion nextName = sdRegion.getRegionAtCharacterOffset(sdRegion.getEndOffset(next)); |
| if (previousName != null && nextName != null && previousName.getType() == XMLRegionContext.XML_TAG_NAME && nextName.getType() == XMLRegionContext.XML_TAG_NAME) { |
| setInternalPartition(offset, 0, getPartitionTypeBetween(previousStructuredDocumentRegion, previousName, sdRegion, nextName)); |
| partitionFound = true; |
| } |
| } |
| return partitionFound; |
| } |
| } |