| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.pagedesigner.properties; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.jst.jsf.core.internal.tld.CMUtil; |
| import org.eclipse.jst.pagedesigner.PDPlugin; |
| import org.eclipse.jst.pagedesigner.commands.single.ChangeAttributeCommand; |
| import org.eclipse.jst.pagedesigner.meta.IAttributeDescriptor; |
| import org.eclipse.jst.pagedesigner.meta.ICMRegistry; |
| import org.eclipse.jst.pagedesigner.meta.IElementDescriptor; |
| import org.eclipse.jst.pagedesigner.meta.internal.CMRegistry; |
| import org.eclipse.ui.views.properties.IPropertyDescriptor; |
| import org.eclipse.ui.views.properties.IPropertySource; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement; |
| import org.w3c.dom.Element; |
| |
| /** |
| * |
| * @author mengbo |
| */ |
| public class AttributePropertySource implements IPropertySource { |
| private IDOMElement _element; |
| |
| private IPropertySource _innerSource; |
| |
| public AttributePropertySource(Element ele, IPropertySource source) { |
| _element = (IDOMElement) ele; |
| _innerSource = source; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.views.properties.IPropertySource#getEditableValue() |
| */ |
| public Object getEditableValue() { |
| return _innerSource.getEditableValue(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.views.properties.IPropertySource#getPropertyValue(java.lang.Object) |
| */ |
| public Object getPropertyValue(Object id) { |
| // CR377844: when the attribute in source is "a>b", we would like to |
| // display |
| // "a>b" in cell editor. But _innerSource.getPropertyValue(id) will |
| // return the source |
| // of the attribute, so can't use that here. |
| // read QTS log for detail. |
| // return _innerSource.getPropertyValue(id); |
| if (id == null) { |
| return null; |
| } |
| String name = id.toString(); |
| String value = _element.getAttribute(name); |
| if (value == null) { |
| value = ""; //$NON-NLS-1$ |
| } |
| return value; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.views.properties.IPropertySource#isPropertySet(java.lang.Object) |
| */ |
| public boolean isPropertySet(Object id) { |
| return _innerSource.isPropertySet(id); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.views.properties.IPropertySource#resetPropertyValue(java.lang.Object) |
| */ |
| public void resetPropertyValue(Object id) { |
| _innerSource.resetPropertyValue(id); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.views.properties.IPropertySource#setPropertyValue(java.lang.Object, |
| * java.lang.Object) |
| */ |
| public void setPropertyValue(final Object id, final Object value) { |
| Object oldValue = getPropertyValue(id); |
| if (oldValue == value || (oldValue != null && oldValue.equals(value))) { |
| return; |
| } |
| Command c = new ChangeAttributeCommand( |
| PDPlugin |
| .getResourceString("AttributePropertySource.CommandLabel.ChangeAttribute"), _element, (String) id, (String) value); //$NON-NLS-1$ |
| c.execute(); |
| } |
| |
| /** |
| * the major job of this wrapper is to provide |
| */ |
| public IPropertyDescriptor[] getPropertyDescriptors() { |
| IElementDescriptor elementDescriptor = getElementDescriptor(); |
| List result = new ArrayList(); |
| |
| if (elementDescriptor == null) { |
| IPropertyDescriptor[] original = _innerSource |
| .getPropertyDescriptors(); |
| for (int i = 0; i < original.length; i++) { |
| result |
| .add(new PropertyDescriptorWrapper(_element, |
| original[i])); |
| } |
| } else { |
| // put the inner property descriptors into a map. |
| Map map = new HashMap(); |
| IPropertyDescriptor[] descs = _innerSource.getPropertyDescriptors(); |
| if (descs != null) { |
| for (int i = 0; i < descs.length; i++) { |
| map.put(descs[i].getId(), descs[i]); |
| } |
| } |
| |
| IAttributeDescriptor[] attrs = elementDescriptor |
| .getAttributeDescriptors(); |
| if (attrs != null) { |
| for (int i = 0; i < attrs.length; i++) { |
| IPropertyDescriptor desc = (IPropertyDescriptor) map |
| .remove(attrs[i].getAttributeName()); |
| result.add(new AttributePropertyDescriptor(_element, |
| attrs[i], desc)); |
| } |
| } |
| // ok, we have handled all attributes declared in ElementDescriptor, |
| // let's see the remaining |
| for (Iterator iter = map.values().iterator(); iter.hasNext();) { |
| IPropertyDescriptor desc = (IPropertyDescriptor) iter.next(); |
| IAttributeDescriptor attr = findReferencedAttribute( |
| elementDescriptor, desc); |
| if (attr != null) { |
| result.add(new AttributePropertyDescriptor(_element, attr, |
| desc)); |
| } else { |
| result.add(new PropertyDescriptorWrapper( |
| _element, desc)); |
| } |
| } |
| } |
| IPropertyDescriptor[] ret = new IPropertyDescriptor[result.size()]; |
| result.toArray(ret); |
| return ret; |
| } |
| |
| private IAttributeDescriptor findReferencedAttribute( |
| IElementDescriptor elementDescriptor, IPropertyDescriptor desc) { |
| return null; |
| } |
| |
| private IElementDescriptor getElementDescriptor() { |
| ICMRegistry registry = CMRegistry.getInstance(); |
| String uri = CMUtil.getElementNamespaceURI(_element); |
| return registry.getElementDescriptor(uri, _element.getLocalName()); |
| } |
| |
| } |