bundles/org.eclipse.wst.xsd.ui/src-common/org/eclipse/wst/xsd/ui/common/properties/sections/ApplicationInfoSection.java - sourceediting/webtools.sourceediting - Git at Google

 /*******************************************************************************
  * 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.common.properties.sections;

 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;

 import org.eclipse.gef.commands.Command;
 import org.eclipse.jface.viewers.ILabelProvider;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredContentProvider;
 import org.eclipse.jface.viewers.ITableLabelProvider;
 import org.eclipse.jface.viewers.LabelProvider;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.jface.window.Window;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.events.MouseTrackAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.ui.part.PageBook;
 import org.eclipse.wst.xsd.editor.XSDEditorPlugin;
 import org.eclipse.wst.xsd.ui.common.commands.AddAppInfoAttributeCommand;
 import org.eclipse.wst.xsd.ui.common.commands.AddAppInfoCommand;
 import org.eclipse.wst.xsd.ui.common.commands.AddAppInfoElementCommand;
 import org.eclipse.wst.xsd.ui.common.commands.RemoveAppInfoAttrCommand;
 import org.eclipse.wst.xsd.ui.common.commands.RemoveAppInfoElementCommand;
 import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.AddApplicationInfoDialog;
 import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.ApplicationInformationPropertiesRegistry;
 import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.ApplicationInformationTableTreeViewer;
 import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.SpecificationForAppinfoSchema;
 import org.eclipse.wst.xsd.ui.common.util.XSDCommonUIUtils;
 import org.eclipse.xsd.XSDAnnotation;
 import org.eclipse.xsd.XSDAttributeDeclaration;
 import org.eclipse.xsd.XSDConcreteComponent;
 import org.eclipse.xsd.XSDElementDeclaration;
 import org.eclipse.xsd.util.XSDConstants;
 import org.w3c.dom.Attr;
 import org.w3c.dom.Element;
 import org.w3c.dom.NamedNodeMap;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;

 public class ApplicationInfoSection extends AbstractSection
 {
   protected static final Image DEFAULT_ELEMENT_ICON = XSDEditorPlugin.getXSDImage("icons/XSDElement.gif");
   protected static final Image DEFAULT_ATTR_ICON = XSDEditorPlugin.getXSDImage("icons/XSDAttribute.gif");
   protected ApplicationInformationTableTreeViewer tableTree;
   protected TableViewer extensibleElementsTable;
   protected Label extensibilityElementsLabel, contentLabel;
   protected ISelectionChangedListener elementSelectionChangedListener;

   private Composite page, pageBook2;
   private Button addButton, removeButton;
   private PageBook pageBook;

   /**
    *
    */
   public ApplicationInfoSection()
   {
     super();
   }

   public void createContents(Composite parent)
   {
     composite = getWidgetFactory().createFlatFormComposite(parent);

     GridLayout gridLayout = new GridLayout();
     gridLayout.marginTop = 0;
     gridLayout.marginBottom = 0;
     gridLayout.numColumns = 1;
     composite.setLayout(gridLayout);

     GridData gridData = new GridData();

     page = getWidgetFactory().createComposite(composite);
     gridLayout = new GridLayout();
     gridLayout.marginTop = 0;
     gridLayout.marginBottom = 0;
     gridLayout.numColumns = 1;
     page.setLayout(gridLayout);

     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     page.setLayoutData(gridData);

     pageBook = new PageBook(page, SWT.FLAT);
     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     pageBook.setLayoutData(gridData);

     pageBook2 = getWidgetFactory().createComposite(pageBook, SWT.FLAT);

     gridLayout = new GridLayout();
     gridLayout.marginHeight = 2;
     gridLayout.marginWidth = 2;
     gridLayout.numColumns = 1;
     pageBook2.setLayout(gridLayout);

     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     pageBook2.setLayoutData(gridData);

     SashForm sashForm = new SashForm(pageBook2, SWT.HORIZONTAL);
     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     sashForm.setLayoutData(gridData);

     Composite leftContent = getWidgetFactory().createComposite(sashForm, SWT.FLAT);
     gridLayout = new GridLayout();
     gridLayout.numColumns = 1;
     leftContent.setLayout(gridLayout);

     extensibilityElementsLabel = getWidgetFactory().createLabel(leftContent, "Extensibility Items");
     extensibleElementsTable = new TableViewer(leftContent, SWT.FLAT | SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.LINE_SOLID);
     gridLayout = new GridLayout();
     gridLayout.numColumns = 1;
     extensibleElementsTable.getTable().setLayout(gridLayout);
     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     extensibleElementsTable.getTable().setLayoutData(gridData);
     extensibleElementsTable.setContentProvider(new ElementTableContentProvider());
     extensibleElementsTable.setLabelProvider(new ElementTableLabelProvider());
     elementSelectionChangedListener = new ElementSelectionChangedListener();
     extensibleElementsTable.addSelectionChangedListener(elementSelectionChangedListener);
     extensibleElementsTable.getTable().addMouseTrackListener(new MouseTrackAdapter()
     {
       public void mouseHover(org.eclipse.swt.events.MouseEvent e)
       {
         ISelection selection = extensibleElementsTable.getSelection();
         if (selection instanceof StructuredSelection)
         {
           Object obj = ((StructuredSelection) selection).getFirstElement();
           if (obj instanceof Element)
           {
             Element element = (Element) obj;
             ApplicationInformationPropertiesRegistry registry = XSDEditorPlugin.getDefault().getApplicationInformationPropertiesRegistry();
             // ApplicationSpecificSchemaProperties[] properties =
             // registry.getAllApplicationSpecificSchemaProperties();
             // ApplicationSpecificSchemaProperties[] properties =
             // (ApplicationSpecificSchemaProperties[])
             // registry.getAllApplicationSpecificSchemaProperties().toArray(new
             // ApplicationSpecificSchemaProperties[0]);
             List properties = registry.getAllApplicationSpecificSchemaProperties();

             int length = properties.size();
             for (int i = 0; i < length; i++)
             {
               SpecificationForAppinfoSchema current = (SpecificationForAppinfoSchema) properties.get(i);
               if (current.getNamespaceURI().equals(element.getNamespaceURI()))
               {
                 extensibleElementsTable.getTable().setToolTipText(current.getDescription());
                 break;
               }
             }
           }
         }
       };

     });

     Composite rightContent = getWidgetFactory().createComposite(sashForm, SWT.FLAT);

     contentLabel = getWidgetFactory().createLabel(rightContent, "Content");

     Composite testComp = getWidgetFactory().createComposite(rightContent, SWT.FLAT);

     gridLayout = new GridLayout();
     gridLayout.marginTop = 0;
     gridLayout.marginBottom = 0;
     gridLayout.marginLeft = 0;
     gridLayout.marginRight = 0;
     gridLayout.numColumns = 1;
     gridLayout.marginHeight = 3;
     gridLayout.marginWidth = 3;
     rightContent.setLayout(gridLayout);

     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     rightContent.setLayoutData(gridData);

     gridLayout = new GridLayout();
     gridLayout.marginTop = 0;
     gridLayout.marginLeft = 0;
     gridLayout.marginRight = 0;
     gridLayout.marginBottom = 0;
     gridLayout.marginHeight = 3;
     gridLayout.marginWidth = 3;
     gridLayout.numColumns = 1;
     testComp.setLayout(gridLayout);

     gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;
     testComp.setLayoutData(gridData);

     createElementContentWidget(testComp);

     int[] weights = { 30, 70 };
     sashForm.setWeights(weights);

     Composite buttonComposite = getWidgetFactory().createComposite(pageBook2, SWT.FLAT);
     gridLayout = new GridLayout();
     gridLayout.marginTop = 0;
     gridLayout.marginBottom = 0;
     gridLayout.numColumns = 2;
     gridLayout.makeColumnsEqualWidth = true;
     buttonComposite.setLayout(gridLayout);
     addButton = getWidgetFactory().createButton(buttonComposite, "Add...", SWT.FLAT);
     addButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
     addButton.addSelectionListener(this);
     addButton.setToolTipText("Add Extension Component");
     removeButton = getWidgetFactory().createButton(buttonComposite, "Remove", SWT.FLAT);
     removeButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
     removeButton.addSelectionListener(this);
     removeButton.setToolTipText("Remove Extension Component");

     pageBook.showPage(pageBook2);
   }

   protected void createElementContentWidget(Composite parent)
   {
     tableTree = new ApplicationInformationTableTreeViewer(parent);
     GridData gridData = new GridData();
     gridData.grabExcessHorizontalSpace = true;
     gridData.grabExcessVerticalSpace = true;
     gridData.verticalAlignment = GridData.FILL;
     gridData.horizontalAlignment = GridData.FILL;

     tableTree.getControl().setLayoutData(gridData);
   }

   /*
    * @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh()
    */
   public void refresh()
   {
     setListenerEnabled(false);
     if (input != null)
     {
       tableTree.setInput(null);
       tableTree.getTree().removeAll();
       extensibleElementsTable.getTable().removeAll();

       extensibleElementsTable.setInput(input);

       if (extensibleElementsTable.getTable().getSelectionCount() == 0)
       {
         Object o = extensibleElementsTable.getElementAt(0);
         if (o != null)
         {
           extensibleElementsTable.setSelection(new StructuredSelection(o));
           if (o instanceof Element)
           {
             tableTree.setInput(((Element) o).getParentNode());
           }
         }
         tableTree.refresh();
       }

     }
     setListenerEnabled(true);

   }

   public Composite getPage()
   {
     return page;
   }

   public void widgetSelected(SelectionEvent event)
   {
     if (event.widget == addButton)
     {
         ApplicationInformationPropertiesRegistry registry = XSDEditorPlugin.getDefault().getApplicationInformationPropertiesRegistry();
       AddApplicationInfoDialog dialog = new AddApplicationInfoDialog(composite.getShell(), registry);

       List properties = registry.getAllApplicationSpecificSchemaProperties();

       dialog.setInput(properties);
       dialog.setBlockOnOpen(true);

       if (dialog.open() == Window.OK)
       {
         Object[] result = dialog.getResult();
         if (result != null)
         {
           SpecificationForAppinfoSchema appInfoSchemaSpec = (SpecificationForAppinfoSchema) result[1];
           if (input instanceof XSDConcreteComponent)
           {
             AddAppInfoCommand addAppInfo = null;
             if (result[0] instanceof XSDElementDeclaration)
             {
               XSDElementDeclaration element = (XSDElementDeclaration) result[0];
               addAppInfo = new AddAppInfoElementCommand("Add AppInfo Element", (XSDConcreteComponent) input, element);
             }
             else if (result[0] instanceof XSDAttributeDeclaration)
             {
               XSDAttributeDeclaration attribute = (XSDAttributeDeclaration) result[0];
               addAppInfo = new AddAppInfoAttributeCommand("Add AppInfo Attribute", (XSDConcreteComponent) input, attribute);
             }
             else
               return;

             addAppInfo.setSchemaProperties(appInfoSchemaSpec);
             if (getCommandStack() != null)
             {
               getCommandStack().execute(addAppInfo);
             }
           }
         }
         extensibleElementsTable.refresh();
         refresh();
       }

     }
     else if (event.widget == removeButton)
     {
       ISelection selection = extensibleElementsTable.getSelection();

       if (selection instanceof StructuredSelection)
       {
     	Command command = null;
         Object o = ((StructuredSelection) selection).getFirstElement();
         if (o instanceof Element)
         {
             XSDAnnotation xsdAnnotation = (XSDAnnotation) extensibleElementsTable.getInput();
         	Node appInfoElement = ((Element) o).getParentNode();
         	command = new RemoveAppInfoElementCommand("Remove AppInfo Element",
         			xsdAnnotation, appInfoElement);
         }
         else if (o instanceof Attr){
         	Element hostElement = ((Attr) o).getOwnerElement();
         	command = new RemoveAppInfoAttrCommand("Remove AppInfo Attribute",
         			hostElement, (Attr) o);
         }
         else
         	return;
         if (getCommandStack() != null)
         {
         	getCommandStack().execute(command);
         	extensibleElementsTable.setInput(input);
         	extensibleElementsTable.refresh();

         	if (extensibleElementsTable.getTable().getItemCount() > 0)
         	{
         		Object object = extensibleElementsTable.getElementAt(0);
         		if (object != null)
         		{
         			extensibleElementsTable.setSelection(new StructuredSelection(object));
         		}
         	}
         	else
         	{
         		tableTree.setInput(null);
         	}
         }
       }
     }
     else if (event.widget == extensibleElementsTable.getTable())
     {

     }
   }

   public void widgetDefaultSelected(SelectionEvent event)
   {

   }

   public boolean shouldUseExtraSpace()
   {
     return true;
   }

   public void dispose()
   {

   }

   static class ElementTableContentProvider implements IStructuredContentProvider
   {
     protected String facet;

     public void inputChanged(Viewer viewer, Object oldInput, Object newInput)
     {
     }

     public java.lang.Object[] getElements(java.lang.Object inputElement)
     {
       if (inputElement instanceof XSDConcreteComponent)
       {
         XSDConcreteComponent component = (XSDConcreteComponent) inputElement;
         List elementsAndAttributes = new ArrayList();

         /** Construct elements list */
         XSDAnnotation xsdAnnotation = XSDCommonUIUtils.getInputXSDAnnotation(component, false);
         if (xsdAnnotation != null)
         {
           List appInfoList = xsdAnnotation.getApplicationInformation();
           Element appInfoElement = null;
           if (appInfoList.size() > 0)
           {
             appInfoElement = (Element) appInfoList.get(0);
           }
           if (appInfoElement != null)
           {
             for (Iterator it = appInfoList.iterator(); it.hasNext();)
             {
               Object obj = it.next();
               if (obj instanceof Element)
               {
                 Element appInfo = (Element) obj;
                 NodeList nodeList = appInfo.getChildNodes();
                 int length = nodeList.getLength();
                 for (int i = 0; i < length; i++)
                 {
                   Node node = nodeList.item(i);
                   if (node instanceof Element)
                   {
                     elementsAndAttributes.add(node);
                   }
                 }
               }
             }
           }
         }

         /** Construct attributes list */
         NamedNodeMap attributes = component.getElement().getAttributes();
         if ( attributes != null ){
           //String defaultNamespace = (String)component.getSchema().getQNamePrefixToNamespaceMap().get("");
           int length = attributes.getLength();
           for (int i = 0; i < length; i++){
             Node oneAttribute = attributes.item(i);
             if (!isXmlnsAttribute(oneAttribute))
             {
               String namespace = oneAttribute.getNamespaceURI();
               boolean isExtension = true;
               if (namespace == null && oneAttribute.getPrefix() == null)
               {
                 isExtension = false;
               }
               else if (!XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001.equals(namespace))
               {
                 isExtension = true;
               }
               if (isExtension)
               {
                 elementsAndAttributes.add(oneAttribute);
               }
             }
           }
         }
         return elementsAndAttributes.toArray();
       }
       return Collections.EMPTY_LIST.toArray();
     }

     private static boolean isXmlnsAttribute(Node attribute)
     {
       String prefix = attribute.getPrefix();
       if (prefix != null)
       {
         // this handle the xmlns:foo="blah" case
         return "xmlns".equals(prefix);
       }
       else
       {
         // this handles the xmlns="blah" case
         return "xmlns".equals(attribute.getNodeName());
       }
     }

     public void dispose()
     {

     }
   }

   static class ElementTableLabelProvider extends LabelProvider implements ITableLabelProvider
   {
     public Image getColumnImage(Object element, int columnIndex)
     {
       ApplicationInformationPropertiesRegistry registry = XSDEditorPlugin.getDefault().getApplicationInformationPropertiesRegistry();
       if (element instanceof Element)
       {
         Element domElement = (Element) element;
         ILabelProvider lp = registry.getLabelProvider(domElement);
         if (lp != null)
         {
           Image img = lp.getImage(domElement);
           if (img != null)
             return img;
         }
         return DEFAULT_ELEMENT_ICON;
       }
       if (element instanceof Attr)
     	return DEFAULT_ATTR_ICON;
       return null;
     }

     public String getColumnText(Object input, int columnIndex)
     {
       if (input instanceof Element)
       {
         Element domElement = (Element) input;
         return domElement.getLocalName();
       }
       if ( input instanceof Attr){
         return ((Attr) input).getLocalName();
       }
       return "";
     }
   }

   Element selectedElement;

   class ElementSelectionChangedListener implements ISelectionChangedListener
   {
     public void selectionChanged(SelectionChangedEvent event)
     {
       ISelection selection = event.getSelection();
       if (selection instanceof StructuredSelection)
       {
         Object obj = ((StructuredSelection) selection).getFirstElement();
         if (obj instanceof Element)
         {
           selectedElement = (Element) obj;
           tableTree.setInput(selectedElement.getParentNode());
           tableTree.setASIElement(selectedElement);
           tableTree.setCommandStack(getCommandStack());
           contentLabel.setText("Structure of " + selectedElement.getLocalName());
           contentLabel.getParent().layout();
         }
       }
     }

   }

 }
	/*******************************************************************************
	* 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.common.properties.sections;

	import java.util.ArrayList;
	import java.util.Collections;
	import java.util.Iterator;
	import java.util.List;

	import org.eclipse.gef.commands.Command;
	import org.eclipse.jface.viewers.ILabelProvider;
	import org.eclipse.jface.viewers.ISelection;
	import org.eclipse.jface.viewers.ISelectionChangedListener;
	import org.eclipse.jface.viewers.IStructuredContentProvider;
	import org.eclipse.jface.viewers.ITableLabelProvider;
	import org.eclipse.jface.viewers.LabelProvider;
	import org.eclipse.jface.viewers.SelectionChangedEvent;
	import org.eclipse.jface.viewers.StructuredSelection;
	import org.eclipse.jface.viewers.TableViewer;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.jface.window.Window;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.SashForm;
	import org.eclipse.swt.events.MouseTrackAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.ui.part.PageBook;
	import org.eclipse.wst.xsd.editor.XSDEditorPlugin;
	import org.eclipse.wst.xsd.ui.common.commands.AddAppInfoAttributeCommand;
	import org.eclipse.wst.xsd.ui.common.commands.AddAppInfoCommand;
	import org.eclipse.wst.xsd.ui.common.commands.AddAppInfoElementCommand;
	import org.eclipse.wst.xsd.ui.common.commands.RemoveAppInfoAttrCommand;
	import org.eclipse.wst.xsd.ui.common.commands.RemoveAppInfoElementCommand;
	import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.AddApplicationInfoDialog;
	import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.ApplicationInformationPropertiesRegistry;
	import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.ApplicationInformationTableTreeViewer;
	import org.eclipse.wst.xsd.ui.common.properties.sections.appinfo.SpecificationForAppinfoSchema;
	import org.eclipse.wst.xsd.ui.common.util.XSDCommonUIUtils;
	import org.eclipse.xsd.XSDAnnotation;
	import org.eclipse.xsd.XSDAttributeDeclaration;
	import org.eclipse.xsd.XSDConcreteComponent;
	import org.eclipse.xsd.XSDElementDeclaration;
	import org.eclipse.xsd.util.XSDConstants;
	import org.w3c.dom.Attr;
	import org.w3c.dom.Element;
	import org.w3c.dom.NamedNodeMap;
	import org.w3c.dom.Node;
	import org.w3c.dom.NodeList;

	public class ApplicationInfoSection extends AbstractSection
	{
	protected static final Image DEFAULT_ELEMENT_ICON = XSDEditorPlugin.getXSDImage("icons/XSDElement.gif");
	protected static final Image DEFAULT_ATTR_ICON = XSDEditorPlugin.getXSDImage("icons/XSDAttribute.gif");
	protected ApplicationInformationTableTreeViewer tableTree;
	protected TableViewer extensibleElementsTable;
	protected Label extensibilityElementsLabel, contentLabel;
	protected ISelectionChangedListener elementSelectionChangedListener;

	private Composite page, pageBook2;
	private Button addButton, removeButton;
	private PageBook pageBook;

	/**
	*
	*/
	public ApplicationInfoSection()
	{
	super();
	}

	public void createContents(Composite parent)
	{
	composite = getWidgetFactory().createFlatFormComposite(parent);

	GridLayout gridLayout = new GridLayout();
	gridLayout.marginTop = 0;
	gridLayout.marginBottom = 0;
	gridLayout.numColumns = 1;
	composite.setLayout(gridLayout);

	GridData gridData = new GridData();

	page = getWidgetFactory().createComposite(composite);
	gridLayout = new GridLayout();
	gridLayout.marginTop = 0;
	gridLayout.marginBottom = 0;
	gridLayout.numColumns = 1;
	page.setLayout(gridLayout);

	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	page.setLayoutData(gridData);

	pageBook = new PageBook(page, SWT.FLAT);
	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	pageBook.setLayoutData(gridData);

	pageBook2 = getWidgetFactory().createComposite(pageBook, SWT.FLAT);

	gridLayout = new GridLayout();
	gridLayout.marginHeight = 2;
	gridLayout.marginWidth = 2;
	gridLayout.numColumns = 1;
	pageBook2.setLayout(gridLayout);

	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	pageBook2.setLayoutData(gridData);

	SashForm sashForm = new SashForm(pageBook2, SWT.HORIZONTAL);
	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	sashForm.setLayoutData(gridData);

	Composite leftContent = getWidgetFactory().createComposite(sashForm, SWT.FLAT);
	gridLayout = new GridLayout();
	gridLayout.numColumns = 1;
	leftContent.setLayout(gridLayout);

	extensibilityElementsLabel = getWidgetFactory().createLabel(leftContent, "Extensibility Items");
	extensibleElementsTable = new TableViewer(leftContent, SWT.FLAT \| SWT.SINGLE \| SWT.H_SCROLL \| SWT.V_SCROLL \| SWT.LINE_SOLID);
	gridLayout = new GridLayout();
	gridLayout.numColumns = 1;
	extensibleElementsTable.getTable().setLayout(gridLayout);
	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	extensibleElementsTable.getTable().setLayoutData(gridData);
	extensibleElementsTable.setContentProvider(new ElementTableContentProvider());
	extensibleElementsTable.setLabelProvider(new ElementTableLabelProvider());
	elementSelectionChangedListener = new ElementSelectionChangedListener();
	extensibleElementsTable.addSelectionChangedListener(elementSelectionChangedListener);
	extensibleElementsTable.getTable().addMouseTrackListener(new MouseTrackAdapter()
	{
	public void mouseHover(org.eclipse.swt.events.MouseEvent e)
	{
	ISelection selection = extensibleElementsTable.getSelection();
	if (selection instanceof StructuredSelection)
	{
	Object obj = ((StructuredSelection) selection).getFirstElement();
	if (obj instanceof Element)
	{
	Element element = (Element) obj;
	ApplicationInformationPropertiesRegistry registry = XSDEditorPlugin.getDefault().getApplicationInformationPropertiesRegistry();
	// ApplicationSpecificSchemaProperties[] properties =
	// registry.getAllApplicationSpecificSchemaProperties();
	// ApplicationSpecificSchemaProperties[] properties =
	// (ApplicationSpecificSchemaProperties[])
	// registry.getAllApplicationSpecificSchemaProperties().toArray(new
	// ApplicationSpecificSchemaProperties[0]);
	List properties = registry.getAllApplicationSpecificSchemaProperties();

	int length = properties.size();
	for (int i = 0; i < length; i++)
	{
	SpecificationForAppinfoSchema current = (SpecificationForAppinfoSchema) properties.get(i);
	if (current.getNamespaceURI().equals(element.getNamespaceURI()))
	{
	extensibleElementsTable.getTable().setToolTipText(current.getDescription());
	break;
	}
	}
	}
	}
	};

	});

	Composite rightContent = getWidgetFactory().createComposite(sashForm, SWT.FLAT);

	contentLabel = getWidgetFactory().createLabel(rightContent, "Content");

	Composite testComp = getWidgetFactory().createComposite(rightContent, SWT.FLAT);

	gridLayout = new GridLayout();
	gridLayout.marginTop = 0;
	gridLayout.marginBottom = 0;
	gridLayout.marginLeft = 0;
	gridLayout.marginRight = 0;
	gridLayout.numColumns = 1;
	gridLayout.marginHeight = 3;
	gridLayout.marginWidth = 3;
	rightContent.setLayout(gridLayout);

	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	rightContent.setLayoutData(gridData);

	gridLayout = new GridLayout();
	gridLayout.marginTop = 0;
	gridLayout.marginLeft = 0;
	gridLayout.marginRight = 0;
	gridLayout.marginBottom = 0;
	gridLayout.marginHeight = 3;
	gridLayout.marginWidth = 3;
	gridLayout.numColumns = 1;
	testComp.setLayout(gridLayout);

	gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;
	testComp.setLayoutData(gridData);

	createElementContentWidget(testComp);

	int[] weights = { 30, 70 };
	sashForm.setWeights(weights);

	Composite buttonComposite = getWidgetFactory().createComposite(pageBook2, SWT.FLAT);
	gridLayout = new GridLayout();
	gridLayout.marginTop = 0;
	gridLayout.marginBottom = 0;
	gridLayout.numColumns = 2;
	gridLayout.makeColumnsEqualWidth = true;
	buttonComposite.setLayout(gridLayout);
	addButton = getWidgetFactory().createButton(buttonComposite, "Add...", SWT.FLAT);
	addButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	addButton.addSelectionListener(this);
	addButton.setToolTipText("Add Extension Component");
	removeButton = getWidgetFactory().createButton(buttonComposite, "Remove", SWT.FLAT);
	removeButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	removeButton.addSelectionListener(this);
	removeButton.setToolTipText("Remove Extension Component");

	pageBook.showPage(pageBook2);
	}

	protected void createElementContentWidget(Composite parent)
	{
	tableTree = new ApplicationInformationTableTreeViewer(parent);
	GridData gridData = new GridData();
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalAlignment = GridData.FILL;

	tableTree.getControl().setLayoutData(gridData);
	}

	/*
	* @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh()
	*/
	public void refresh()
	{
	setListenerEnabled(false);
	if (input != null)
	{
	tableTree.setInput(null);
	tableTree.getTree().removeAll();
	extensibleElementsTable.getTable().removeAll();

	extensibleElementsTable.setInput(input);

	if (extensibleElementsTable.getTable().getSelectionCount() == 0)
	{
	Object o = extensibleElementsTable.getElementAt(0);
	if (o != null)
	{
	extensibleElementsTable.setSelection(new StructuredSelection(o));
	if (o instanceof Element)
	{
	tableTree.setInput(((Element) o).getParentNode());
	}
	}
	tableTree.refresh();
	}

	}
	setListenerEnabled(true);

	}

	public Composite getPage()
	{
	return page;
	}

	public void widgetSelected(SelectionEvent event)
	{
	if (event.widget == addButton)
	{
	ApplicationInformationPropertiesRegistry registry = XSDEditorPlugin.getDefault().getApplicationInformationPropertiesRegistry();
	AddApplicationInfoDialog dialog = new AddApplicationInfoDialog(composite.getShell(), registry);

	List properties = registry.getAllApplicationSpecificSchemaProperties();

	dialog.setInput(properties);
	dialog.setBlockOnOpen(true);

	if (dialog.open() == Window.OK)
	{
	Object[] result = dialog.getResult();
	if (result != null)
	{
	SpecificationForAppinfoSchema appInfoSchemaSpec = (SpecificationForAppinfoSchema) result[1];
	if (input instanceof XSDConcreteComponent)
	{
	AddAppInfoCommand addAppInfo = null;
	if (result[0] instanceof XSDElementDeclaration)
	{
	XSDElementDeclaration element = (XSDElementDeclaration) result[0];
	addAppInfo = new AddAppInfoElementCommand("Add AppInfo Element", (XSDConcreteComponent) input, element);
	}
	else if (result[0] instanceof XSDAttributeDeclaration)
	{
	XSDAttributeDeclaration attribute = (XSDAttributeDeclaration) result[0];
	addAppInfo = new AddAppInfoAttributeCommand("Add AppInfo Attribute", (XSDConcreteComponent) input, attribute);
	}
	else
	return;

	addAppInfo.setSchemaProperties(appInfoSchemaSpec);
	if (getCommandStack() != null)
	{
	getCommandStack().execute(addAppInfo);
	}
	}
	}
	extensibleElementsTable.refresh();
	refresh();
	}

	}
	else if (event.widget == removeButton)
	{
	ISelection selection = extensibleElementsTable.getSelection();

	if (selection instanceof StructuredSelection)
	{
	Command command = null;
	Object o = ((StructuredSelection) selection).getFirstElement();
	if (o instanceof Element)
	{
	XSDAnnotation xsdAnnotation = (XSDAnnotation) extensibleElementsTable.getInput();
	Node appInfoElement = ((Element) o).getParentNode();
	command = new RemoveAppInfoElementCommand("Remove AppInfo Element",
	xsdAnnotation, appInfoElement);
	}
	else if (o instanceof Attr){
	Element hostElement = ((Attr) o).getOwnerElement();
	command = new RemoveAppInfoAttrCommand("Remove AppInfo Attribute",
	hostElement, (Attr) o);
	}
	else
	return;
	if (getCommandStack() != null)
	{
	getCommandStack().execute(command);
	extensibleElementsTable.setInput(input);
	extensibleElementsTable.refresh();

	if (extensibleElementsTable.getTable().getItemCount() > 0)
	{
	Object object = extensibleElementsTable.getElementAt(0);
	if (object != null)
	{
	extensibleElementsTable.setSelection(new StructuredSelection(object));
	}
	}
	else
	{
	tableTree.setInput(null);
	}
	}
	}
	}
	else if (event.widget == extensibleElementsTable.getTable())
	{

	}
	}

	public void widgetDefaultSelected(SelectionEvent event)
	{

	}

	public boolean shouldUseExtraSpace()
	{
	return true;
	}

	public void dispose()
	{

	}

	static class ElementTableContentProvider implements IStructuredContentProvider
	{
	protected String facet;

	public void inputChanged(Viewer viewer, Object oldInput, Object newInput)
	{
	}

	public java.lang.Object[] getElements(java.lang.Object inputElement)
	{
	if (inputElement instanceof XSDConcreteComponent)
	{
	XSDConcreteComponent component = (XSDConcreteComponent) inputElement;
	List elementsAndAttributes = new ArrayList();

	/** Construct elements list */
	XSDAnnotation xsdAnnotation = XSDCommonUIUtils.getInputXSDAnnotation(component, false);
	if (xsdAnnotation != null)
	{
	List appInfoList = xsdAnnotation.getApplicationInformation();
	Element appInfoElement = null;
	if (appInfoList.size() > 0)
	{
	appInfoElement = (Element) appInfoList.get(0);
	}
	if (appInfoElement != null)
	{
	for (Iterator it = appInfoList.iterator(); it.hasNext();)
	{
	Object obj = it.next();
	if (obj instanceof Element)
	{
	Element appInfo = (Element) obj;
	NodeList nodeList = appInfo.getChildNodes();
	int length = nodeList.getLength();
	for (int i = 0; i < length; i++)
	{
	Node node = nodeList.item(i);
	if (node instanceof Element)
	{
	elementsAndAttributes.add(node);
	}
	}
	}
	}
	}
	}

	/** Construct attributes list */
	NamedNodeMap attributes = component.getElement().getAttributes();
	if ( attributes != null ){
	//String defaultNamespace = (String)component.getSchema().getQNamePrefixToNamespaceMap().get("");
	int length = attributes.getLength();
	for (int i = 0; i < length; i++){
	Node oneAttribute = attributes.item(i);
	if (!isXmlnsAttribute(oneAttribute))
	{
	String namespace = oneAttribute.getNamespaceURI();
	boolean isExtension = true;
	if (namespace == null && oneAttribute.getPrefix() == null)
	{
	isExtension = false;
	}
	else if (!XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001.equals(namespace))
	{
	isExtension = true;
	}
	if (isExtension)
	{
	elementsAndAttributes.add(oneAttribute);
	}
	}
	}
	}
	return elementsAndAttributes.toArray();
	}
	return Collections.EMPTY_LIST.toArray();
	}

	private static boolean isXmlnsAttribute(Node attribute)
	{
	String prefix = attribute.getPrefix();
	if (prefix != null)
	{
	// this handle the xmlns:foo="blah" case
	return "xmlns".equals(prefix);
	}
	else
	{
	// this handles the xmlns="blah" case
	return "xmlns".equals(attribute.getNodeName());
	}
	}

	public void dispose()
	{

	}
	}

	static class ElementTableLabelProvider extends LabelProvider implements ITableLabelProvider
	{
	public Image getColumnImage(Object element, int columnIndex)
	{
	ApplicationInformationPropertiesRegistry registry = XSDEditorPlugin.getDefault().getApplicationInformationPropertiesRegistry();
	if (element instanceof Element)
	{
	Element domElement = (Element) element;
	ILabelProvider lp = registry.getLabelProvider(domElement);
	if (lp != null)
	{
	Image img = lp.getImage(domElement);
	if (img != null)
	return img;
	}
	return DEFAULT_ELEMENT_ICON;
	}
	if (element instanceof Attr)
	return DEFAULT_ATTR_ICON;
	return null;
	}

	public String getColumnText(Object input, int columnIndex)
	{
	if (input instanceof Element)
	{
	Element domElement = (Element) input;
	return domElement.getLocalName();
	}
	if ( input instanceof Attr){
	return ((Attr) input).getLocalName();
	}
	return "";
	}
	}

	Element selectedElement;

	class ElementSelectionChangedListener implements ISelectionChangedListener
	{
	public void selectionChanged(SelectionChangedEvent event)
	{
	ISelection selection = event.getSelection();
	if (selection instanceof StructuredSelection)
	{
	Object obj = ((StructuredSelection) selection).getFirstElement();
	if (obj instanceof Element)
	{
	selectedElement = (Element) obj;
	tableTree.setInput(selectedElement.getParentNode());
	tableTree.setASIElement(selectedElement);
	tableTree.setCommandStack(getCommandStack());
	contentLabel.setText("Structure of " + selectedElement.getLocalName());
	contentLabel.getParent().layout();
	}
	}
	}

	}

	}