diff options
Diffstat (limited to 'bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/document/CSSNodeImpl.java')
| -rw-r--r-- | bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/document/CSSNodeImpl.java | 470 |
1 files changed, 0 insertions, 470 deletions
diff --git a/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/document/CSSNodeImpl.java b/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/document/CSSNodeImpl.java deleted file mode 100644 index 0f37dac06c..0000000000 --- a/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/document/CSSNodeImpl.java +++ /dev/null @@ -1,470 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2006 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.core.internal.document; - - - -import java.util.Iterator; - -import org.eclipse.wst.css.core.internal.formatter.CSSSourceFormatterFactory; -import org.eclipse.wst.css.core.internal.formatter.CSSSourceGenerator; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSModel; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSNamedNodeMap; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSNode; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSNodeList; -import org.eclipse.wst.css.core.internal.util.ImportRuleCollector; -import org.eclipse.wst.sse.core.internal.model.FactoryRegistry; -import org.eclipse.wst.sse.core.internal.provisional.AbstractNotifier; -import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; -import org.w3c.dom.DOMException; - - -/** - * - */ -public abstract class CSSNodeImpl extends AbstractNotifier implements ICSSNode, IndexedRegion { - - private CSSDocumentImpl fOwnerDocument = null; - private CSSNodeImpl fParentNode = null; - private CSSNodeImpl fNextSibling = null; - private CSSNodeImpl fPreviousSibling = null; - private CSSNodeImpl fFirstChild = null; - private CSSNodeImpl fLastChild = null; - protected CSSNamedNodeMapImpl fAttrs = null; - - /** - * CSSNodeImpl constructor comment. - */ - CSSNodeImpl() { - super(); - } - - CSSNodeImpl(CSSNodeImpl that) { - if (that != null) { - this.fOwnerDocument = that.fOwnerDocument; - if (that.fAttrs != null) { - int nAttrs = that.fAttrs.getLength(); - for (int i = 0; i < nAttrs; i++) { - CSSAttrImpl attr = (CSSAttrImpl) that.fAttrs.item(i); - setAttribute(attr.getName(), attr.getValue()); - } - } - } - } - /** - * currently public but may be made default access protected in future. - */ - public CSSNodeImpl appendChild(CSSNodeImpl newChild) throws org.w3c.dom.DOMException { - return insertBefore(newChild, null); - } - /** - * currently public but may be made default access protected in future. - */ - protected void cloneChildNodes(ICSSNode newParent, boolean deep) { - if (newParent == null || newParent == this) - return; - - CSSNodeImpl container = (CSSNodeImpl) newParent; - container.removeChildNodes(); - - for (ICSSNode child = getFirstChild(); child != null; child = child.getNextSibling()) { - CSSNodeImpl cloned = (CSSNodeImpl) child.cloneNode(deep); - if (cloned != null) - container.appendChild(cloned); - } - } - - /** - * @return boolean - * @param offset - * int - */ - public boolean contains(int offset) { - return (getStartOffset() <= offset && offset < getEndOffset()); - } - - /** - * - * currently public but may be made default access protected in future. - * - * @return java.lang.String - */ - protected String generateSource() { - CSSSourceGenerator formatter = CSSSourceFormatterFactory.getInstance().getSourceFormatter(this); - return formatter.format(this).toString(); - } - - /** - * - * currently public but may be made default access protected in future. - * - * @return java.lang.String - * @param name - * java.lang.String - */ - protected String getAttribute(String name) { - CSSAttrImpl attr = getAttributeNode(name); - if (attr != null) - return attr.getValue(); - return null; - } - - protected CSSAttrImpl getAttributeNode(String name) { - if (fAttrs == null) - return null; - - int nAttrs = fAttrs.getLength(); - for (int i = 0; i < nAttrs; i++) { - CSSAttrImpl attr = (CSSAttrImpl) fAttrs.item(i); - if (attr.matchName(name)) - return attr; - } - return null; - } - - /** - * @return org.eclipse.wst.css.core.model.interfaces.ICSSNamedNodeMap - */ - public ICSSNamedNodeMap getAttributes() { - if (fAttrs == null) - fAttrs = new CSSNamedNodeMapImpl(); - return fAttrs; - } - - public ICSSNodeList getChildNodes() { - CSSNodeListImpl list = new CSSNodeListImpl(); - for (ICSSNode node = getFirstChild(); node != null; node = node.getNextSibling()) { - list.appendNode(node); - } - return list; - } - - ICSSNode getCommonAncestor(ICSSNode node) { - if (node == null) - return null; - - for (ICSSNode na = node; na != null; na = na.getParentNode()) { - for (ICSSNode ta = this; ta != null; ta = ta.getParentNode()) { - if (ta == na) - return ta; - } - } - - return null; // not found - } - - CSSDocumentImpl getContainerDocument() { - for (ICSSNode node = this; node != null; node = node.getParentNode()) { - if (node instanceof CSSDocumentImpl) { - CSSDocumentImpl doc = (CSSDocumentImpl) node; - if (doc.isDocument()) - return doc; - } - } - return null; - } - - CSSNodeImpl getContainerNode(int offset) { - if (!contains(offset)) - return null; - - for (ICSSNode child = getFirstChild(); child != null; child = child.getNextSibling()) { - ICSSNode found = ((CSSNodeImpl) child).getContainerNode(offset); - if (found != null) - return (CSSNodeImpl) found; - } - - return this; - } - - /** - */ - public FactoryRegistry getFactoryRegistry() { - ICSSModel model = getOwnerDocument().getModel(); - if (model != null) { - FactoryRegistry reg = model.getFactoryRegistry(); - if (reg != null) - return reg; - } - return null; - } - - public ICSSNode getFirstChild() { - return this.fFirstChild; - } - - public ICSSNode getLastChild() { - return this.fLastChild; - } - - public ICSSNode getNextSibling() { - return this.fNextSibling; - } - - ICSSNode getNodeAt(int offset) { - // the same as getContainerNode() - return getContainerNode(offset); - } - - public ICSSDocument getOwnerDocument() { - return this.fOwnerDocument; - } - - public ICSSNode getParentNode() { - return this.fParentNode; - } - - public ICSSNode getPreviousSibling() { - return this.fPreviousSibling; - } - - ICSSNode getRootNode() { - CSSNodeImpl parent = (CSSNodeImpl) getParentNode(); - if (parent == null) - return this; - return parent.getRootNode(); - } - - /** - * @return boolean - */ - public boolean hasChildNodes() { - return (this.fFirstChild != null); - } - - /** - * @return boolean - */ - public boolean hasProperties() { - return false; - } - /** - * currently public but may be made default access protected in future. - */ - public CSSNodeImpl insertBefore(CSSNodeImpl newChild, CSSNodeImpl refChild) throws org.w3c.dom.DOMException { - if (newChild == null) - return null; - - CSSNodeImpl child = newChild; - CSSNodeImpl next = refChild; - CSSNodeImpl prev = null; - if (next == null) { - prev = this.fLastChild; - this.fLastChild = child; - } - else { - prev = (CSSNodeImpl) next.getPreviousSibling(); - next.setPreviousSibling(child); - } - - if (prev == null) - this.fFirstChild = child; - else - prev.setNextSibling(child); - child.setPreviousSibling(prev); - child.setNextSibling(next); - child.setParentNode(this); - - notifyChildReplaced(child, null); - - return newChild; - } - - protected void notifyAttrReplaced(CSSNodeImpl newAttr, CSSNodeImpl oldAttr) { - // for model - ICSSDocument doc = getContainerDocument(); - if (doc == null) - return; - CSSModelImpl model = (CSSModelImpl) doc.getModel(); - if (model == null) - return; - model.attrReplaced(this, newAttr, oldAttr); - - // for adapters - int type = CHANGE; - if (newAttr == null) - type = REMOVE; - else if (oldAttr == null) - type = ADD; - notify(type, oldAttr, oldAttr, newAttr, getStartOffset()); - } - - protected void notifyChildReplaced(CSSNodeImpl newChild, CSSNodeImpl oldChild) { - // for model - ICSSDocument doc = getContainerDocument(); - if (doc == null) - return; - CSSModelImpl model = (CSSModelImpl) doc.getModel(); - if (model == null) - return; - model.childReplaced(this, newChild, oldChild); - - // for adapters - int type = CHANGE; - if (newChild == null) - type = REMOVE; - else if (oldChild == null) - type = ADD; - notify(type, oldChild, oldChild, newChild, getStartOffset()); - } - - void removeAttributeNode(CSSNodeImpl attr) { - // find - int nAttrs = fAttrs.getLength(); - for (int i = 0; i < nAttrs; i++) { - if (fAttrs.item(i) == attr) { - fAttrs.removeNode(i); - notifyAttrReplaced(null, attr); - return; - } - } - } - - protected CSSNodeImpl removeChild(CSSNodeImpl oldChild) throws org.w3c.dom.DOMException { - if (oldChild == null) - return null; - if (oldChild.getParentNode() != this) - return null; - - // close import rules - ImportRuleCollector trav = new ImportRuleCollector(); - trav.apply(oldChild); - Iterator it = trav.getRules().iterator(); - while (it.hasNext()) { - ((CSSImportRuleImpl) it.next()).closeStyleSheet(); - } - - CSSNodeImpl child = oldChild; - CSSNodeImpl prev = (CSSNodeImpl) child.getPreviousSibling(); - CSSNodeImpl next = (CSSNodeImpl) child.getNextSibling(); - - if (prev == null) - this.fFirstChild = next; - else - prev.setNextSibling(next); - - if (next == null) - this.fLastChild = prev; - else - next.setPreviousSibling(prev); - - child.setPreviousSibling(null); - child.setNextSibling(null); - child.setParentNode(null); - - notifyChildReplaced(null, child); - - return child; - } - - /** - * - */ - void removeChildNodes() { - ICSSNode nextChild = null; - for (ICSSNode child = getFirstChild(); child != null; child = nextChild) { - nextChild = child.getNextSibling(); - removeChild((CSSNodeImpl) child); - } - } - - protected CSSNodeImpl replaceChild(CSSNodeImpl newChild, CSSNodeImpl oldChild) throws org.w3c.dom.DOMException { - if (oldChild == null) - return newChild; - if (newChild != null) - insertBefore(newChild, oldChild); - return removeChild(oldChild); - } - - /** - * - * currently public but may be made default access protected in future. - * - * @param name - * java.lang.String - * @param value - * java.lang.String - */ - public void setAttribute(String name, String value) { - if (name == null) - return; - - CSSAttrImpl attr = getAttributeNode(name); - if (attr != null) { - String oldValue = attr.getValue(); - if (value != null && value.equals(oldValue)) - return; - if (value == null) { - if (oldValue != null) { - removeAttributeNode(attr); - } - return; - } - } - else { - if (value == null) - return; - if (fAttrs == null) - fAttrs = new CSSNamedNodeMapImpl(); - CSSDocumentImpl doc = (CSSDocumentImpl) getOwnerDocument(); - if (doc == null) - return; - attr = (CSSAttrImpl) doc.createCSSAttr(name); - attr.setOwnerCSSNode(this); - fAttrs.appendNode(attr); - notifyAttrReplaced(attr, null); - } - attr.setValue(value); - } - - /** - * @param cssText - * java.lang.String - */ - public void setCssText(String cssText) { - // TODO : call flat model parser and replace myself with new three!! - throw new DOMException(DOMException.INVALID_MODIFICATION_ERR, "");//$NON-NLS-1$ - } - - private void setNextSibling(ICSSNode nextSibling) { - this.fNextSibling = (CSSNodeImpl) nextSibling; - } - /** - * currently public but may be made default access protected in future. - */ - public void setOwnerDocument(ICSSDocument ownerDocument) { - this.fOwnerDocument = (CSSDocumentImpl) ownerDocument; - } - - private void setParentNode(ICSSNode parentNode) { - this.fParentNode = (CSSNodeImpl) parentNode; - } - - private void setPreviousSibling(ICSSNode previousSibling) { - this.fPreviousSibling = (CSSNodeImpl) previousSibling; - } - - public int getLength() { - int result = -1; - int start = getStartOffset(); - if (start >= 0) { - int end = getEndOffset(); - if (end >= 0) { - result = end - start; - if (result < -1) { - result = -1; - } - } - } - return result; - } -} |