diff options
Diffstat (limited to 'bundles/org.eclipse.wst.dtd.core/src/org/eclipse/wst/dtd/core/internal/CMGroupNode.java')
| -rw-r--r-- | bundles/org.eclipse.wst.dtd.core/src/org/eclipse/wst/dtd/core/internal/CMGroupNode.java | 430 |
1 files changed, 0 insertions, 430 deletions
diff --git a/bundles/org.eclipse.wst.dtd.core/src/org/eclipse/wst/dtd/core/internal/CMGroupNode.java b/bundles/org.eclipse.wst.dtd.core/src/org/eclipse/wst/dtd/core/internal/CMGroupNode.java deleted file mode 100644 index 06d53856e0..0000000000 --- a/bundles/org.eclipse.wst.dtd.core/src/org/eclipse/wst/dtd/core/internal/CMGroupNode.java +++ /dev/null @@ -1,430 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 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 - * Jens Lukowski/Innoopract - initial renaming/restructuring - * - *******************************************************************************/ -package org.eclipse.wst.dtd.core.internal; - -import java.util.List; - -import org.eclipse.swt.graphics.Image; -import org.eclipse.wst.dtd.core.internal.parser.DTDRegionTypes; -import org.eclipse.wst.dtd.core.internal.text.RegionIterator; -import org.eclipse.wst.dtd.core.internal.util.DTDUniqueNameHelper; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; - - -public class CMGroupNode extends CMRepeatableNode { - - public static final char CHOICE = '|'; - public static final char SEQUENCE = ','; - - protected char connector = SEQUENCE; - - // protected ArrayList children = new ArrayList(); - - public CMGroupNode(DTDFile file, IStructuredDocumentRegion flatNode) { - super(file, flatNode); - } - - public void addChild() { - beginRecording(this, DTDCoreMessages._UI_LABEL_CM_GRP_NODE_ADD_CHILD); //$NON-NLS-1$ - DTDNode lastNode = (DTDNode) getLastChild(); - String elementName = DTDUniqueNameHelper.getUniqueName(getChildrenList(), "ChildNode"); //$NON-NLS-1$ - if (lastNode != null) { - replaceText(this, lastNode.getEndOffset(), 0, String.valueOf(getConnector()) + elementName); //$NON-NLS-1$ - } - else { - replaceText(this, getStartOffset() + 1, 0, elementName); //$NON-NLS-1$ - } - - endRecording(this); - } - - public void addGroup() { - beginRecording(this, DTDCoreMessages._UI_LABEL_CM_GRP_NODE_ADD_GRP); //$NON-NLS-1$ - DTDNode lastNode = (DTDNode) getLastChild(); - if (lastNode != null) { - replaceText(this, lastNode.getEndOffset(), 0, String.valueOf(getConnector()) + " ()"); //$NON-NLS-1$ - } - else { - replaceText(this, getStartOffset() + 1, 0, "()"); //$NON-NLS-1$ - } - - endRecording(this); - } - - public void delete(Object requestor, DTDNode child) { - Object[] children = getChildren(); - - if (children.length == 1 && getFirstChild() == child) { - replaceText(requestor, child.getStartOffset(), child.getNodeLength(), null); - return; - } - - for (int i = 0; i < children.length - 1; i++) { - DTDNode childA = (DTDNode) children[i]; - DTDNode childB = (DTDNode) children[i + 1]; - - boolean childADeleted = childA == child; - boolean childBDeleted = childB == child; - if (childADeleted || childBDeleted) { - // we found the child - int startOffset = childADeleted ? childA.getStartOffset() : childA.getEndOffset(); - int endOffset = childADeleted ? childB.getStartOffset() : childB.getEndOffset(); - replaceText(requestor, startOffset, endOffset - startOffset, ""); //$NON-NLS-1$ - removeChild(child); - break; - } - } - } - - /** - * Get the value of connector. - * - * @return value of connector. - */ - public char getConnector() { - Object[] children = getChildren(); - for (int i = 0; i < children.length - 1; i++) { - DTDNode childA = (DTDNode) children[i]; - DTDNode childB = (DTDNode) children[i + 1]; - - // create a stream between the two siblings and walk it - // note that this stream includes the last region of the first - // sibling and the first region of the next sibling. - // both these should be ignored - RegionIterator iter = new RegionIterator(getStructuredDTDDocumentRegion(), childA.getEndOffset(), childB.getStartOffset()); - // stream.setFirstRegion(childA.getLastRegion()); - // stream.setLastRegion(childB.getFirstRegion()); - // Iterator iter = stream.iterator(); - // skip the first region which is the last region of childA - // do we need this now ? - // iter.next(); - ITextRegion currentRegion = null; - while (iter.hasNext() && currentRegion != childB.getStartRegion()) { - currentRegion = iter.next(); - if (currentRegion.getType() == DTDRegionTypes.CONNECTOR) { - connector = getStructuredDTDDocumentRegion().getText(currentRegion).charAt(0); - return connector; - } - } - } - return connector; - } - - public Image getImage() { - DTDCorePlugin resourcePlugin = DTDCorePlugin.getInstance(); - switch (getConnector()) { - case SEQUENCE : - return resourcePlugin.getImage(DTDResource.ONESEQUENCEICON); - /* - * switch (getOccurrence()) { case ONCE : return - * resourcePlugin.getImage(DTDResource.ONESEQUENCEICON); case - * OPTIONAL : return - * resourcePlugin.getImage(DTDResource.OPTIONALSEQUENCEICON); case - * ONE_OR_MORE : return - * resourcePlugin.getImage(DTDResource.ONEORMORESEQUENCEICON); - * case ZERO_OR_MORE : return - * resourcePlugin.getImage(DTDResource.ZEROORMORESEQUENCEICON); } - */ - case CHOICE : - return resourcePlugin.getImage(DTDResource.ONECHOICEICON); - /* - * switch (getOccurrence()) { case ONCE : return - * resourcePlugin.getImage(DTDResource.ONECHOICEICON); case OPTIONAL : - * return resourcePlugin.getImage(DTDResource.OPTIONALCHOICEICON); - * case ONE_OR_MORE : return - * resourcePlugin.getImage(DTDResource.ONEORMORECHOICEICON); case - * ZERO_OR_MORE : return - * resourcePlugin.getImage(DTDResource.ZEROORMORECHOICEICON); } - */ - } - return null; - } - - public String getName() { - return ""; //$NON-NLS-1$ - } - - // returns the occurrenceregion, or the last region where the occurrence - // region should appear after - public ITextRegion getOccurrenceRegion() { - int nesting = 0; - - // we skip past the first left paren we see since that is the - // beginning of our own node - RegionIterator iter = iterator(); - // we assume the first region is the '(' - iter.next(); - ITextRegion currentRegion = null; - while (iter.hasNext() && nesting >= 0) { - currentRegion = iter.next(); - if (currentRegion.getType() == DTDRegionTypes.LEFT_PAREN) { - nesting++; - } - if (currentRegion.getType() == DTDRegionTypes.RIGHT_PAREN) { - nesting--; - } - } - if (nesting < 0) { - // This means we have passed over the right paren that marks the - // end of our grouping. - // Look for an occurrence region - while (iter.hasNext()) { - currentRegion = iter.next(); - if (currentRegion.getType() == DTDRegionTypes.OCCUR_TYPE) { - return currentRegion; - } - } - } - // if we're here, this means that there is no occur region. return the - // last region - return iter.previous(); - } - - public String getType() { - if (isRootElementContent()) { - if (getFirstChild() != null) { - CMNode node = (CMNode) getFirstChild(); - if (node.getType().equals(PCDATA)) { - return MIXED; - } - else { - return CHILDREN; - } - } - } - return ""; //$NON-NLS-1$ - } - - public void insertChildNode(Object requestor, String nodeText, int position) { - Object[] children = getChildren(); - - int startOffset = 0; - String newText = ""; //$NON-NLS-1$ - if (position < children.length) { - DTDNode reference = (DTDNode) children[position]; - startOffset = reference.getStartOffset(); - newText = nodeText + " " + String.valueOf(getConnector()) + " "; //$NON-NLS-1$ //$NON-NLS-2$ - } - else if (position == children.length) { - // add to end - DTDNode reference = (DTDNode) children[position - 1]; - startOffset = reference.getEndOffset(); - newText = " " + String.valueOf(getConnector()) + " " + nodeText; //$NON-NLS-1$ //$NON-NLS-2$ - } - replaceText(requestor, startOffset, 0, newText); - } - - public void insertChildNode(String nodeText, int position) { - beginRecording(this, DTDCoreMessages._UI_LABEL_CM_GRP_NODE_INSERT_ELEMENT); //$NON-NLS-1$ - insertChildNode(this, nodeText, position); - endRecording(this); - } - - public void insertIntoModel(Object requestor, CMNode reference, CMNode node, boolean isAfter) { - String nodeText = node.getNodeText(); - List children = getChildrenList(); - - int index = children.indexOf(reference); - if (index == -1) { - // no reference node, add it to the end?? - index = children.size(); - } - else { - // got an index. if we want to add after, increase by 1 - index = isAfter ? index + 1 : index; - } - insertChildNode(requestor, nodeText, index); - } - - public void resolveRegions() { - int nesting = 0; - // children.clear(); - removeChildNodes(); - DTDNode currentGroupNode = null; - CMBasicNode currentReferenceNode = null; - RegionIterator iter = iterator(); - // we assume the first region is the '(' - iter.next(); - while (iter.hasNext() && nesting >= 0) { - ITextRegion currentRegion = iter.next(); - if (nesting == 0) { - if (currentRegion.getType().equals(DTDRegionTypes.CONTENT_PCDATA)) { - currentGroupNode = currentReferenceNode = null; - DTDNode pcData = new CMBasicNode(getDTDFile(), getStructuredDTDDocumentRegion()); - pcData.addRegion(currentRegion); - appendChild(pcData); - // children.add(pcData); - } - else if (currentRegion.getType().equals(DTDRegionTypes.NAME)) { - // we have hit a new reference node. Make sure we reset - // the groupnode var so it doesn't collect more regions - currentGroupNode = null; - currentReferenceNode = new CMBasicNode(getDTDFile(), getStructuredDTDDocumentRegion()); - currentReferenceNode.addRegion(currentRegion); - appendChild(currentReferenceNode); - // children.add(currentReferenceNode); - } - else if (currentRegion.getType().equals(DTDRegionTypes.OCCUR_TYPE)) { - // we could potentially flag an error here if we hit an - // occurrence type and currentRefNode and currentGroupNode - // are null - if (currentReferenceNode != null) { - // currentReferenceNode.setOccurrence(currentRegion.getText().toCharArray()[0]); - currentReferenceNode.addRegion(currentRegion); - currentReferenceNode = null; - } - } - else if (currentRegion.getType().equals(DTDRegionTypes.CONNECTOR)) { - // note that if connector is already set and it is - // different from the current connector region, then we - // have an error! - // setConnector(currentRegion.getText().toCharArray()[0]); - } - else if (currentRegion.getType().equals(DTDRegionTypes.LEFT_PAREN)) { - if (currentGroupNode == null) { - // we have hit a new group. Make sure we reset the - // referencenode var so it doesn't collect any more - // regions - currentReferenceNode = null; - currentGroupNode = new CMGroupNode(getDTDFile(), getStructuredDTDDocumentRegion()); - appendChild(currentGroupNode); - // children.add(currentGroupNode); - } - } - } - - if (currentRegion.getType().equals(DTDRegionTypes.LEFT_PAREN)) { - nesting++; - } - if (currentRegion.getType().equals(DTDRegionTypes.RIGHT_PAREN)) { - nesting--; - if (nesting == 0 && currentGroupNode != null) { - currentGroupNode.addRegion(currentRegion); - // peek at next region to see if it is an occur region. if - // so, add it to the groupnode - if (iter.hasNext()) { - ITextRegion nextRegion = iter.next(); - if (nextRegion.getType().equals(DTDRegionTypes.OCCUR_TYPE)) { - currentGroupNode.addRegion(nextRegion); - } - else { - // Otherwise, push it back as the next item to be - // retrieved by a future next() call - iter.previous(); - } - } - currentGroupNode = null; - } - } - if (currentGroupNode != null) { - currentGroupNode.addRegion(currentRegion); - } - } - - if (nesting < 0) { - // This means we have passed over the right paren that marks the - // end of our grouping. - // Look for an occurrence region - while (iter.hasNext()) { - ITextRegion currentRegion = iter.next(); - if (currentRegion.getType().equals(DTDRegionTypes.OCCUR_TYPE)) { - // setOccurrence(currentRegion.getText().toCharArray()[0]); - } - } // end of while () - } - - // for (org.w3c.dom.Node child = getFirstChild(); child != null; child - // = child.getNextSibling()) - // { - // System.out.println("child found = " + child); - // } - - Object[] children = getChildren(); - // System.out.println("children legnth = " + children.length); - - for (int i = 0; i < children.length; i++) { - DTDNode currentNode = (DTDNode) children[i]; - currentNode.resolveRegions(); - } // end of while () - - } - - /** - * Set the value of connector. - * - * @param v - * Value to assign to connector. - */ - public void setConnector(char v) { - if (connector != v) { - connector = v; - // walk through our kids and see if there is a connector between - // each sibling. if not, create one and set the connector. if - // there is - // then just change the text of the connector - Object[] children = getChildren(); - if (children.length <= 1) { - // there won't be any connector existing between the children - // just notify a change in the node and return; - getDTDFile().notifyNodeChanged(this); - return; - } - beginRecording(this, DTDCoreMessages._UI_LABEL_CM_GRP_NODE_CONNECTOR); //$NON-NLS-1$ - for (int i = 0; i < children.length - 1; i++) { - DTDNode childA = (DTDNode) children[i]; - DTDNode childB = (DTDNode) children[i + 1]; - - // create a stream between the two siblings and walk it - // note that this stream includes the last region of the first - // sibling and the first region of the next sibling. - // both these should be ignored - RegionIterator iter = new RegionIterator(getStructuredDTDDocumentRegion(), childA.getEndOffset(), childB.getStartOffset()); - // skip the first region which is the last region of childA - - // do we still need this - // iter.next(); - ITextRegion currentRegion = null; - boolean foundConnector = false; - while (iter.hasNext() && currentRegion != childB.getStartRegion()) { - currentRegion = iter.next(); - if (currentRegion.getType() == DTDRegionTypes.CONNECTOR) { - foundConnector = true; - // Region oldRegion = currentRegion.createCopy(); - // found a connector! on to the next sibling pair - // currentRegion.updateText(String.valueOf(v)); - replaceText(this, getStructuredDTDDocumentRegion().getStartOffset(currentRegion), 1, String.valueOf(connector)); - // changeStructuredDocument(oldRegion, currentRegion); - break; - } - } - - if (!foundConnector) { - // if we're here, that means we need to insert a new - // connector region after childA - replaceText(this, childA.getEndOffset(), 0, String.valueOf(connector)); - // DTDRegion connectorRegion = new - // DTDRegion(DTDRegionTypes.CONNECTOR, - // childA.getEndOffset(), 1); - // insertIntoStructuredDocument(connectorRegion); - } - } - endRecording(this); - } - } - - // public Object[] getChildren() - // { - // return children.toArray(); - // } -}// CMGroupNode |