diff options
Diffstat (limited to 'bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/contentoutline/JFaceNodeAdapter.java')
| -rw-r--r-- | bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/contentoutline/JFaceNodeAdapter.java | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/contentoutline/JFaceNodeAdapter.java b/bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/contentoutline/JFaceNodeAdapter.java deleted file mode 100644 index 0ea3570340..0000000000 --- a/bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/contentoutline/JFaceNodeAdapter.java +++ /dev/null @@ -1,257 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2007 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.ui.internal.contentoutline; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Iterator; - -import org.eclipse.core.runtime.Platform; -import org.eclipse.jface.viewers.StructuredViewer; -import org.eclipse.swt.graphics.Image; -import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier; -import org.eclipse.wst.sse.ui.internal.contentoutline.IJFaceNodeAdapter; -import org.eclipse.wst.xml.ui.internal.editor.CMImageUtil; -import org.eclipse.wst.xml.ui.internal.editor.XMLEditorPluginImageHelper; -import org.eclipse.wst.xml.ui.internal.editor.XMLEditorPluginImages; -import org.w3c.dom.Node; - -/** - * Adapts a DOM node to a JFace viewer. - */ -public class JFaceNodeAdapter implements IJFaceNodeAdapter { - - final static Class ADAPTER_KEY = IJFaceNodeAdapter.class; - - /** - * debug .option - */ - private static final boolean DEBUG = getDebugValue(); - - private static boolean getDebugValue() { - String value = Platform.getDebugOption("org.eclipse.wst.sse.ui/debug/outline"); //$NON-NLS-1$ - boolean result = (value != null) && value.equalsIgnoreCase("true"); //$NON-NLS-1$ - return result; - } - - JFaceNodeAdapterFactory fAdapterFactory; - RefreshStructureJob fRefreshJob = null; - - public JFaceNodeAdapter(JFaceNodeAdapterFactory adapterFactory) { - super(); - this.fAdapterFactory = adapterFactory; - } - - protected Image createImage(Object object) { - Image image = null; - Node node = (Node) object; - switch (node.getNodeType()) { - case Node.ELEMENT_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_ELEMENT); - break; - } - case Node.ATTRIBUTE_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_ATTRIBUTE); - break; - } - case Node.TEXT_NODE : { // actually, TEXT should never be seen in - // the tree - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_TXTEXT); - break; - } - case Node.CDATA_SECTION_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_CDATASECTION); - break; - } - case Node.ENTITY_REFERENCE_NODE : - case Node.ENTITY_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_ENTITY); - break; - } - case Node.PROCESSING_INSTRUCTION_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_PROCESSINGINSTRUCTION); - break; - } - case Node.COMMENT_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_COMMENT); - break; - } - case Node.DOCUMENT_TYPE_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_DOCTYPE); - break; - } - case Node.NOTATION_NODE : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_NOTATION); - break; - } - default : { - image = createXMLImageDescriptor(XMLEditorPluginImages.IMG_OBJ_TXTEXT); - break; - } - } - return image; - } - - protected Image createXMLImageDescriptor(String imageResourceName) { - return XMLEditorPluginImageHelper.getInstance().getImage(imageResourceName); - } - - public Object[] getChildren(Object object) { - - // (pa) 20021217 - // cmvc defect 235554 - // performance enhancement: using child.getNextSibling() rather than - // nodeList(item) for O(n) vs. O(n*n) - // - ArrayList v = new ArrayList(); - if (object instanceof Node) { - Node node = (Node) object; - for (Node child = node.getFirstChild(); child != null; child = child.getNextSibling()) { - Node n = child; - if (n.getNodeType() != Node.TEXT_NODE) { - v.add(n); - } - } - } - return v.toArray(); - } - - /** - * Returns an enumeration with the elements belonging to the passed - * element. These are the top level items in a list, tree, table, etc... - */ - public Object[] getElements(Object node) { - return getChildren(node); - } - - /** - * Fetches the label image specific to this object instance. - */ - public Image getLabelImage(Object node) { - Image image = null; - if (node instanceof Node) { - // check for an image from the content model - image = CMImageUtil.getImage(CMImageUtil.getDeclaration((Node) node)); - if (image == null) { - /* - * Create/get image based on Node type. Images are cached - * transparently in this class, subclasses must do this for - * themselves if they're going to return their own results. - */ - image = createImage(node); - } - } - return image; - } - - /** - * Fetches the label text specific to this object instance. - */ - public String getLabelText(Object node) { - return getNodeName(node); - } - - private String getNodeName(Object object) { - StringBuffer nodeName = new StringBuffer(); - if (object instanceof Node) { - Node node = (Node) object; - nodeName.append(node.getNodeName()); - - if (node.getNodeType() == Node.DOCUMENT_TYPE_NODE) { - nodeName.insert(0, "DOCTYPE:"); //$NON-NLS-1$ - } - - } - return nodeName.toString(); - } - - - public Object getParent(Object object) { - if (object instanceof Node) { - Node node = (Node) object; - return node.getParentNode(); - } - return null; - } - - private synchronized RefreshStructureJob getRefreshJob() { - if (fRefreshJob == null) { - fRefreshJob = new RefreshStructureJob(); - } - return fRefreshJob; - } - - - public boolean hasChildren(Object object) { - // (pa) 20021217 - // cmvc defect 235554 > use child.getNextSibling() instead of - // nodeList(item) for O(n) vs. O(n*n) - Node node = (Node) object; - for (Node child = node.getFirstChild(); child != null; child = child.getNextSibling()) { - if (child.getNodeType() != Node.TEXT_NODE) { - return true; - } - } - return false; - } - - /** - * Allowing the INodeAdapter to compare itself against the type allows it - * to return true in more than one case. - */ - public boolean isAdapterForType(Object type) { - if (type == null) { - return false; - } - return type.equals(ADAPTER_KEY); - } - - /** - * Called by the object being adapter (the notifier) when something has - * changed. - */ - public void notifyChanged(INodeNotifier notifier, int eventType, Object changedFeature, Object oldValue, Object newValue, int pos) { - // future_TODO: the 'uijobs' used in this method were added to solve - // threading problems when the dom - // is updated in the background while the editor is open. They may be - // a bit overkill and not that useful. - // (That is, may be be worthy of job manager management). If they are - // found to be important enough to leave in, - // there's probably some optimization that can be done. - if (notifier instanceof Node) { - Collection listeners = fAdapterFactory.getListeners(); - Iterator iterator = listeners.iterator(); - - while (iterator.hasNext()) { - Object listener = iterator.next(); - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=90637 - // if (notifier instanceof Node && (listener instanceof - // StructuredViewer) && (eventType == - // INodeNotifier.STRUCTURE_CHANGED || (eventType == - // INodeNotifier.CHANGE && changedFeature == null))) { - if ((listener instanceof StructuredViewer) && ((eventType == INodeNotifier.STRUCTURE_CHANGED) || (eventType == INodeNotifier.CONTENT_CHANGED) || (eventType == INodeNotifier.CHANGE))) { - if (DEBUG) { - System.out.println("JFaceNodeAdapter notified on event type > " + eventType); //$NON-NLS-1$ - } - - // refresh on structural and "unknown" changes - StructuredViewer structuredViewer = (StructuredViewer) listener; - // https://w3.opensource.ibm.com/bugzilla/show_bug.cgi?id=5230 - if (structuredViewer.getControl() != null) { - getRefreshJob().refresh(structuredViewer, (Node) notifier); - } - } - } - } - } -} |