| /******************************************************************************* |
| * Copyright (c) 2001, 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.xsd.ui.internal.common.properties.sections.appinfo; |
| |
| import java.text.Collator; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Comparator; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMAttributeDeclaration; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMElementDeclaration; |
| import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.ModelQuery; |
| import org.eclipse.wst.xml.core.internal.modelquery.ModelQueryUtil; |
| import org.eclipse.wst.xml.ui.internal.tabletree.TreeContentHelper; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.custom.DefaultListNodeEditorConfiguration; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.custom.NodeCustomizationRegistry; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.custom.NodeEditorConfiguration; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.custom.NodeEditorProvider; |
| import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin; |
| import org.w3c.dom.Attr; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NamedNodeMap; |
| |
| public class DOMExtensionDetailsContentProvider implements ExtensionDetailsContentProvider |
| { |
| private static final Object[] EMPTY_ARRAY = {}; |
| private static final String[] EMPTY_STRING_ARRAY = {}; |
| private static final String XMLNS = "xmlns"; //$NON-NLS |
| private static final String TEXT_NODE_KEY = "text()"; //$NON-NLS |
| |
| public Object[] getItems(Object input) |
| { |
| HashMap resultMap = new HashMap(); |
| if (input instanceof Element) |
| { |
| Element element = (Element) input; |
| |
| // here we compute items for the attributes that physically in the document |
| // |
| NamedNodeMap attributes = element.getAttributes(); |
| for (int i = 0; i < attributes.getLength(); i++) |
| { |
| Attr attr = (Attr) attributes.item(i); |
| if (!XMLNS.equals(attr.getName()) && !XMLNS.equals(attr.getPrefix())) //$NON-NLS-1$ //$NON-NLS-2$ |
| { |
| resultMap.put(attr.getName(), DOMExtensionItem.createItemForElementAttribute(element, attr)); |
| } |
| } |
| |
| // here we compute an item for the text node that is physically in the document |
| // |
| String textNodeValue = new TreeContentHelper().getNodeValue(element); |
| if (textNodeValue != null) |
| { |
| resultMap.put(TEXT_NODE_KEY, DOMExtensionItem.createItemForElementText(element)); |
| } |
| |
| ModelQuery modelQuery = ModelQueryUtil.getModelQuery(element.getOwnerDocument()); |
| if (modelQuery != null) |
| { |
| CMElementDeclaration ed = modelQuery.getCMElementDeclaration(element); |
| if (ed != null) |
| { |
| // here we compute items for the attributes that may be added to the document according to the grammar |
| // |
| List list = modelQuery.getAvailableContent(element, ed, ModelQuery.INCLUDE_ATTRIBUTES); |
| for (Iterator i = list.iterator(); i.hasNext(); ) |
| { |
| CMAttributeDeclaration ad = (CMAttributeDeclaration)i.next(); |
| if (ad != null && resultMap.get(ad.getNodeName()) == null) |
| { |
| resultMap.put(ad.getNodeName(), DOMExtensionItem.createItemForElementAttribute(element, ad)); |
| } |
| } |
| if (resultMap.get(TEXT_NODE_KEY) == null) |
| { |
| // here we compute an item for the text node that may be added to the document according to the grammar |
| // |
| int contentType = ed.getContentType(); |
| if (contentType == CMElementDeclaration.PCDATA || contentType == CMElementDeclaration.MIXED) |
| { |
| resultMap.put(TEXT_NODE_KEY, DOMExtensionItem.createItemForElementText(element)); |
| } |
| } |
| } |
| } |
| Collection collection = resultMap.values(); |
| // initialize the editor information for each item |
| // |
| for (Iterator i = collection.iterator(); i.hasNext();) |
| { |
| initPropertyEditorConfiguration((DOMExtensionItem) i.next()); |
| } |
| DOMExtensionItem[] items = new DOMExtensionItem[collection.size()]; |
| resultMap.values().toArray(items); |
| |
| // here we sort the list alphabetically |
| // |
| if (items.length > 0) |
| { |
| Comparator comparator = new Comparator() |
| { |
| public int compare(Object arg0, Object arg1) |
| { |
| DOMExtensionItem a = (DOMExtensionItem)arg0; |
| DOMExtensionItem b = (DOMExtensionItem)arg1; |
| |
| // begin special case to ensure 'text nodes' come last |
| if (a.isTextValue() && !b.isTextValue()) |
| { |
| return 1; |
| } |
| else if (b.isTextValue() && !a.isTextValue()) |
| { |
| return -1; |
| } |
| // end special case |
| else |
| { |
| return Collator.getInstance().compare(a.getName(), b.getName()); |
| } |
| } |
| }; |
| Arrays.sort(items, comparator); |
| } |
| return items; |
| } |
| else if (input instanceof Attr) |
| { |
| Attr attr = (Attr) input; |
| DOMExtensionItem item = DOMExtensionItem.createItemForAttributeText(attr.getOwnerElement(), attr); |
| DOMExtensionItem[] items = {item}; |
| return items; |
| } |
| return EMPTY_ARRAY; |
| } |
| |
| public String getName(Object item) |
| { |
| if (item instanceof DOMExtensionItem) |
| { |
| return ((DOMExtensionItem) item).getName(); |
| } |
| return ""; //$NON-NLS-1$ |
| } |
| |
| public String getValue(Object item) |
| { |
| if (item instanceof DOMExtensionItem) |
| { |
| return ((DOMExtensionItem) item).getValue(); |
| } |
| return ""; //$NON-NLS-1$ |
| } |
| |
| public String[] getPossibleValues(Object item) |
| { |
| if (item instanceof DOMExtensionItem) |
| { |
| return ((DOMExtensionItem) item).getPossibleValues(); |
| } |
| return EMPTY_STRING_ARRAY; |
| } |
| |
| protected void initPropertyEditorConfiguration(DOMExtensionItem item) |
| { |
| String namespace = item.getNamespace(); |
| String name = item.getName(); |
| String parentName = item.getParentName(); |
| NodeEditorConfiguration configuration = null; |
| if (namespace != null) |
| { |
| // TODO (cs) remove reference to XSDEditorPlugin... make generic |
| // perhaps push down the xml.ui ? |
| // |
| NodeCustomizationRegistry registry = XSDEditorPlugin.getDefault().getNodeCustomizationRegistry(); |
| NodeEditorProvider provider= registry.getNodeEditorProvider(namespace); |
| if (provider != null) |
| { |
| configuration = provider.getNodeEditorConfiguration(parentName, name); |
| if (configuration != null) |
| { |
| configuration.setParentNode(item.getParentNode()); |
| if (item.getNode() != null) |
| { |
| configuration.setNode(item.getNode()); |
| } |
| } |
| } |
| } |
| String[] values = item.getPossibleValues(); |
| if (values != null && values.length > 1) |
| { |
| configuration = new DefaultListNodeEditorConfiguration(values); |
| } |
| |
| // Note that it IS expected that the configaration may be null |
| // |
| item.setPropertyEditorConfiguration(configuration); |
| } |
| } |