| /******************************************************************************* |
| * Copyright (c) 2001, 2004 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.properties; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.views.properties.IPropertyDescriptor; |
| import org.eclipse.ui.views.properties.IPropertySource; |
| import org.eclipse.ui.views.properties.PropertyDescriptor; |
| import org.eclipse.ui.views.properties.TextPropertyDescriptor; |
| import org.eclipse.wst.xsd.ui.internal.XSDEditorPlugin; |
| import org.eclipse.wst.xsd.ui.internal.util.XSDDOMHelper; |
| import org.eclipse.xsd.XSDSchema; |
| import org.eclipse.xsd.util.XSDConstants; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| |
| public class ModelGroupPropertySource // all or sequence or choice |
| extends BasePropertySource |
| implements IPropertySource |
| { |
| private String[] modelGroupComboValues = { "sequence", "choice", "all" }; |
| /** |
| * |
| */ |
| public ModelGroupPropertySource() |
| { |
| super(); |
| } |
| /** |
| * @param viewer |
| * @param xsdSchema |
| */ |
| public ModelGroupPropertySource(Viewer viewer, XSDSchema xsdSchema) |
| { |
| super(viewer, xsdSchema); |
| } |
| /** |
| * @param xsdSchema |
| */ |
| public ModelGroupPropertySource(XSDSchema xsdSchema) |
| { |
| super(xsdSchema); |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.views.properties.IPropertySource#getEditableValue() |
| */ |
| public Object getEditableValue() |
| { |
| return null; |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.views.properties.IPropertySource#getPropertyDescriptors() |
| */ |
| public IPropertyDescriptor[] getPropertyDescriptors() |
| { |
| List list = new ArrayList(); |
| |
| XSDComboBoxPropertyDescriptor modelGroupDescriptor = |
| new XSDComboBoxPropertyDescriptor( |
| "model group", |
| "model group", |
| modelGroupComboValues); |
| list.add(modelGroupDescriptor); |
| |
| PropertyDescriptor minOccursDescriptor = |
| new TextPropertyDescriptor( |
| XSDConstants.MINOCCURS_ATTRIBUTE, |
| XSDConstants.MINOCCURS_ATTRIBUTE); |
| list.add(minOccursDescriptor); |
| PropertyDescriptor maxOccursDescriptor = |
| new TextPropertyDescriptor( |
| XSDConstants.MAXOCCURS_ATTRIBUTE, |
| XSDConstants.MAXOCCURS_ATTRIBUTE); |
| list.add(maxOccursDescriptor); |
| IPropertyDescriptor[] result = new IPropertyDescriptor[list.size()]; |
| list.toArray(result); |
| return result; |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.views.properties.IPropertySource#getPropertyValue(java.lang.Object) |
| */ |
| public Object getPropertyValue(Object id) |
| { |
| Object result = null; |
| if (id instanceof String) |
| { |
| result = element.getAttribute((String) id); |
| String attributeName = (String)id; |
| if (result == null) |
| { |
| result = ""; |
| } |
| if (attributeName.equals("model group")) |
| { |
| result = element.getLocalName(); |
| return result; |
| } |
| } |
| return ""; |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.views.properties.IPropertySource#isPropertySet(java.lang.Object) |
| */ |
| public boolean isPropertySet(Object id) |
| { |
| return false; |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.views.properties.IPropertySource#resetPropertyValue(java.lang.Object) |
| */ |
| public void resetPropertyValue(Object id) |
| { |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.views.properties.IPropertySource#setPropertyValue(java.lang.Object, java.lang.Object) |
| */ |
| public void setPropertyValue(Object id, Object value) |
| { |
| String property = (String)id; |
| if (value == null) |
| { |
| value = ""; |
| } |
| if (value instanceof String) |
| { |
| String newValue = (String)value; |
| if (property.equals("model group")) |
| { |
| Document doc = element.getOwnerDocument(); |
| Element parent = (Element)element.getParentNode(); |
| String prefix = element.getPrefix(); |
| prefix = prefix == null ? "" : prefix + ":"; |
| Element newNode = null; |
| // int compositor = XSDCompositor.SEQUENCE; |
| beginRecording(XSDEditorPlugin.getXSDString("_UI_GROUP_SCOPE_CHANGE"), parent); |
| changeContentModel(parent, newValue); |
| endRecording(parent); |
| XSDDOMHelper domHelper = new XSDDOMHelper(); |
| setInput(domHelper.getContentModelFromParent(parent)); |
| } |
| else if (property.equals(XSDConstants.MAXOCCURS_ATTRIBUTE)) |
| { |
| String max = (String)value; |
| String min = element.getAttribute(XSDConstants.MINOCCURS_ATTRIBUTE); |
| beginRecording(XSDEditorPlugin.getXSDString("_UI_MAXOCCURS_CHANGE"), element); |
| if (max.length() > 0) |
| { |
| element.setAttribute(XSDConstants.MAXOCCURS_ATTRIBUTE, max); |
| } |
| else |
| { |
| element.removeAttribute(XSDConstants.MAXOCCURS_ATTRIBUTE); |
| } |
| endRecording(element); |
| } |
| else if (((String) id).equals(XSDConstants.MINOCCURS_ATTRIBUTE)) |
| { |
| String min = (String)value; |
| String max = element.getAttribute(XSDConstants.MAXOCCURS_ATTRIBUTE); |
| beginRecording(XSDEditorPlugin.getXSDString("_UI_MINOCCURS_CHANGE"), element); |
| if (min.length() > 0) |
| { |
| element.setAttribute(XSDConstants.MINOCCURS_ATTRIBUTE, min); |
| } |
| else |
| { |
| element.removeAttribute(XSDConstants.MINOCCURS_ATTRIBUTE); |
| } |
| endRecording(element); |
| } |
| } |
| |
| Runnable delayedUpdate = new Runnable() |
| { |
| public void run() |
| { |
| if (viewer != null) |
| viewer.refresh(); |
| } |
| }; |
| Display.getCurrent().asyncExec(delayedUpdate); |
| |
| } |
| |
| public void setInput(Element element) |
| { |
| super.setInput(element); |
| |
| if (element != null) |
| { |
| boolean parentIsSequence = false; |
| boolean parentIsChoice = false; |
| |
| Object parent = element.getParentNode(); |
| |
| if (XSDDOMHelper.inputEquals(parent, XSDConstants.SEQUENCE_ELEMENT_TAG, false)) |
| { |
| parentIsSequence = true; |
| } |
| else if (XSDDOMHelper.inputEquals(parent, XSDConstants.CHOICE_ELEMENT_TAG, false)) |
| { |
| parentIsChoice = true; |
| } |
| |
| if (parentIsChoice || parentIsSequence) |
| { |
| modelGroupComboValues = new String[2]; |
| modelGroupComboValues[0] = XSDConstants.SEQUENCE_ELEMENT_TAG; |
| modelGroupComboValues[1] = XSDConstants.CHOICE_ELEMENT_TAG; |
| } |
| else |
| { |
| modelGroupComboValues = new String[3]; |
| modelGroupComboValues[0] = XSDConstants.SEQUENCE_ELEMENT_TAG; |
| modelGroupComboValues[1] = XSDConstants.CHOICE_ELEMENT_TAG; |
| modelGroupComboValues[2] = XSDConstants.ALL_ELEMENT_TAG; |
| } |
| } |
| } |
| |
| private void changeContentModel(Element parent, String contentModel) |
| { |
| Document doc = parent.getOwnerDocument(); |
| XSDDOMHelper domHelper = new XSDDOMHelper(); |
| |
| String prefix = parent.getPrefix(); |
| prefix = prefix == null ? "" : prefix + ":"; |
| |
| Element contentModelElement = domHelper.getContentModelFromParent(parent); |
| |
| if (contentModelElement.getLocalName().equals(contentModel)) |
| { |
| return; // it's already the content model |
| } |
| |
| Element newNode = doc.createElementNS(XSDDOMHelper.XMLSchemaURI, prefix + contentModel); |
| |
| if (contentModelElement.hasChildNodes()) |
| { |
| NodeList nodes = contentModelElement.getChildNodes(); |
| // use clones so we don't have a refresh problem |
| for (int i = 0; i < nodes.getLength(); i++) |
| { |
| Node node = nodes.item(i); |
| newNode.appendChild(node.cloneNode(true)); |
| } |
| } |
| parent.replaceChild(newNode, contentModelElement); |
| } |
| |
| } |