Attachment 119785 Details for Bug 248103 – version 6

[patch] version 6

clipboard.txt (text/plain), 76.11 KB, created by Markus Kuppe

on 2008-12-08 09:31:24 EST

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Description:

Filename:

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Creator: Markus Kuppe

Created: 2008-12-08 09:31:24 EST

Size: 76.11 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.ui.views
>Index: src/org/eclipse/ui/internal/views/properties/messages.properties
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/src/org/eclipse/ui/internal/views/properties/messages.properties,v
>retrieving revision 1.4
>diff -u -r1.4 messages.properties
>--- src/org/eclipse/ui/internal/views/properties/messages.properties	9 May 2008 14:12:53 -0000	1.4
>+++ src/org/eclipse/ui/internal/views/properties/messages.properties	8 Dec 2008 14:29:29 -0000
>@@ -29,6 +29,9 @@
> Filter_text = Show &Advanced Properties
> Filter_toolTip = Show Advanced Properties
> 
>+Pin_text = &Pin to selection
>+Pin_toolTip = Pin property to current selection
>+
> PropertyViewer_property = Property
> PropertyViewer_value = Value
> PropertyViewer_misc = Misc
>Index: src/org/eclipse/ui/internal/views/properties/PropertiesMessages.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/src/org/eclipse/ui/internal/views/properties/PropertiesMessages.java,v
>retrieving revision 1.4
>diff -u -r1.4 PropertiesMessages.java
>--- src/org/eclipse/ui/internal/views/properties/PropertiesMessages.java	9 May 2008 14:12:53 -0000	1.4
>+++ src/org/eclipse/ui/internal/views/properties/PropertiesMessages.java	8 Dec 2008 14:29:29 -0000
>@@ -7,6 +7,7 @@
>  *
>  * Contributors:
>  * IBM - Initial API and implementation
>+ * Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>  *******************************************************************************/
> package org.eclipse.ui.internal.views.properties;
> 
>@@ -47,6 +48,11 @@
> 	public static String Filter_toolTip;
> 
> 	/** */
>+	public static String Pin_text;
>+	/** */
>+	public static String Pin_toolTip;
>+
>+	/** */
> 	public static String PropertyViewer_property;
> 	/** */
> 	public static String PropertyViewer_value;
>Index: META-INF/MANIFEST.MF
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/META-INF/MANIFEST.MF,v
>retrieving revision 1.14
>diff -u -r1.14 MANIFEST.MF
>--- META-INF/MANIFEST.MF	10 Sep 2008 07:54:34 -0000	1.14
>+++ META-INF/MANIFEST.MF	8 Dec 2008 14:29:29 -0000
>@@ -2,7 +2,7 @@
> Bundle-ManifestVersion: 2
> Bundle-Name: %pluginName
> Bundle-SymbolicName: org.eclipse.ui.views; singleton:=true
>-Bundle-Version: 3.3.100.qualifier
>+Bundle-Version: 3.4.0.qualifier
> Bundle-ClassPath: .
> Bundle-Activator: org.eclipse.ui.internal.views.ViewsPlugin
> Bundle-ActivationPolicy: lazy
>Index: src/org/eclipse/ui/views/properties/IPropertiesHelpContextIds.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/src/org/eclipse/ui/views/properties/IPropertiesHelpContextIds.java,v
>retrieving revision 1.7
>diff -u -r1.7 IPropertiesHelpContextIds.java
>--- src/org/eclipse/ui/views/properties/IPropertiesHelpContextIds.java	16 Mar 2007 18:00:54 -0000	1.7
>+++ src/org/eclipse/ui/views/properties/IPropertiesHelpContextIds.java	8 Dec 2008 14:29:29 -0000
>@@ -7,6 +7,7 @@
>  *
>  * Contributors:
>  *     IBM Corporation - initial API and implementation
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>  *******************************************************************************/
> package org.eclipse.ui.views.properties;
> 
>@@ -36,6 +37,9 @@
>     public static final String COPY_PROPERTY_ACTION = PREFIX
>             + "properties_copy_action_context"; //$NON-NLS-1$
> 
>+    public static final String PIN_ACTION = PREFIX
>+    		+ "properties_pin_action_context"; //$NON-NLS-1$;
>+    
>     // Views
>     public static final String PROPERTY_SHEET_VIEW = PREFIX
>             + "property_sheet_view_context"; //$NON-NLS-1$
>Index: src/org/eclipse/ui/views/properties/PropertySheet.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/src/org/eclipse/ui/views/properties/PropertySheet.java,v
>retrieving revision 1.16
>diff -u -r1.16 PropertySheet.java
>--- src/org/eclipse/ui/views/properties/PropertySheet.java	9 May 2008 14:12:53 -0000	1.16
>+++ src/org/eclipse/ui/views/properties/PropertySheet.java	8 Dec 2008 14:29:29 -0000
>@@ -7,14 +7,21 @@
>  *
>  * Contributors:
>  *     IBM Corporation - initial API and implementation
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>  *******************************************************************************/
> package org.eclipse.ui.views.properties;
> 
>+import org.eclipse.jface.action.IAction;
>+import org.eclipse.jface.action.IMenuManager;
>+import org.eclipse.jface.action.IToolBarManager;
>+import org.eclipse.jface.action.Separator;
> import org.eclipse.jface.viewers.ISelection;
> import org.eclipse.swt.widgets.Composite;
>+import org.eclipse.ui.IMemento;
> import org.eclipse.ui.ISaveablePart;
> import org.eclipse.ui.ISelectionListener;
> import org.eclipse.ui.IViewSite;
>+import org.eclipse.ui.IWorkbenchActionConstants;
> import org.eclipse.ui.IWorkbenchPage;
> import org.eclipse.ui.IWorkbenchPart;
> import org.eclipse.ui.PartInitException;
>@@ -22,8 +29,11 @@
> import org.eclipse.ui.part.IContributedContentsView;
> import org.eclipse.ui.part.IPage;
> import org.eclipse.ui.part.IPageBookViewPage;
>+import org.eclipse.ui.part.IShowInSource;
>+import org.eclipse.ui.part.IShowInTarget;
> import org.eclipse.ui.part.PageBook;
> import org.eclipse.ui.part.PageBookView;
>+import org.eclipse.ui.part.ShowInContext;
> 
> /**
>  * Main class for the Property Sheet View.
>@@ -61,7 +71,7 @@
>  * @noinstantiate This class is not intended to be instantiated by clients.
>  * @noextend This class is not intended to be subclassed by clients.
>  */
>-public class PropertySheet extends PageBookView implements ISelectionListener {
>+public class PropertySheet extends PageBookView implements ISelectionListener, IShowInTarget, IShowInSource {
>     /**
>      * No longer used but preserved to avoid api change
>      */
>@@ -73,6 +83,21 @@
>     private ISelection bootstrapSelection;
> 
>     /**
>+     * The current selection of the property sheet
>+     */
>+    private ISelection currentSelection;
>+
>+    /**
>+     * The current part for which this property sheets is active
>+     */
>+	private IWorkbenchPart currentPart;
>+
>+	/**
>+	 * Whether this property sheet instance is pinned or not 
>+	 */
>+	private IAction pinPropertySheetAction;
>+	
>+    /**
>      * Creates a property sheet view.
>      */
>     public PropertySheet() {
>@@ -84,18 +109,34 @@
>      * Returns the default property sheet page.
>      */
>     protected IPage createDefaultPage(PageBook book) {
>-        PropertySheetPage page = new PropertySheetPage();
>+        IPageBookViewPage page = (IPageBookViewPage) ViewsPlugin.getAdapter(this,
>+                IPropertySheetPage.class, false);
>+        if(page == null) {
>+        	page = new PropertySheetPage();
>+        }
>         initPage(page);
>         page.createControl(book);
>         return page;
>     }
> 
>-    /**
>+	/**
>      * The <code>PropertySheet</code> implementation of this <code>IWorkbenchPart</code>
>      * method creates a <code>PageBook</code> control with its default page showing.
>      */
>     public void createPartControl(Composite parent) {
>         super.createPartControl(parent);
>+         
>+        pinPropertySheetAction = new PinPropertySheetAction();
>+		IMenuManager menuManager = getViewSite().getActionBars()
>+				.getMenuManager();
>+		menuManager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
>+		menuManager.add(pinPropertySheetAction);
>+
>+		IToolBarManager toolBarManager = getViewSite().getActionBars()
>+				.getToolBarManager();
>+		menuManager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
>+		toolBarManager.add(pinPropertySheetAction);
>+		
>         getSite().getPage().getWorkbenchWindow().getWorkbench().getHelpSystem()
> 				.setHelp(getPageBook(),
> 						IPropertiesHelpContextIds.PROPERTY_SHEET_VIEW);
>@@ -116,7 +157,12 @@
>      * Method declared on PageBookView.
>      */
>     protected PageRec doCreatePage(IWorkbenchPart part) {
>-        // Try to get a custom property sheet page.
>+        // Get a custom property sheet page but not if the part is also a
>+		// PropertySheet. In this case the child property sheet would
>+		// accidentally reuse the parent's property sheet page.
>+    	if(part instanceof PropertySheet) {
>+    		return null;
>+    	}
>         IPropertySheetPage page = (IPropertySheetPage) ViewsPlugin.getAdapter(part,
>                 IPropertySheetPage.class, false);
>         if (page != null) {
>@@ -158,19 +204,46 @@
>      * Method declared on IViewPart.
>      */
>     public void init(IViewSite site) throws PartInitException {
>-        site.getPage().addSelectionListener(this);
>-        super.init(site);
>+   		site.getPage().addSelectionListener(this);
>+   		super.init(site);
>     }
> 
>     /* (non-Javadoc)
>+	 * @see org.eclipse.ui.part.ViewPart#saveState(org.eclipse.ui.IMemento)
>+	 * since 3.4
>+	 */
>+	public void saveState(IMemento memento) {
>+		// close all but the primary/parent property sheet
>+		String secondaryId = getViewSite().getSecondaryId();
>+		if (null == secondaryId) {
>+			super.saveState(memento);
>+		} else {
>+			getViewSite().getPage().hideView(this);
>+		}
>+	}
>+
>+    /* (non-Javadoc)
>      * Method declared on PageBookView.
>      * The property sheet may show properties for any view other than this view.
>      */
>     protected boolean isImportant(IWorkbenchPart part) {
>-        return part != this;
>+    	 return pinPropertySheetAction == null
>+    	 				|| (pinPropertySheetAction != null && !pinPropertySheetAction
>+    	 						.isChecked()) && !(part instanceof PropertySheet);
>     }
> 
>-    /**
>+    /* (non-Javadoc)
>+	 * @see org.eclipse.ui.part.PageBookView#partClosed(org.eclipse.ui.IWorkbenchPart)
>+	 * since 3.4
>+	 */
>+	public void partClosed(IWorkbenchPart part) {
>+		if (pinPropertySheetAction.isChecked() && part.equals(currentPart)) {
>+			pinPropertySheetAction.setChecked(false);
>+		}
>+		super.partClosed(part);
>+	}
>+
>+	/**
>      * The <code>PropertySheet</code> implementation of this <code>IPartListener</code>
>      * method first sees if the active part is an <code>IContributedContentsView</code>
>      * adapter and if so, asks it for its contributing part.
>@@ -190,6 +263,10 @@
> 			super.partActivated(part);
> 		}
> 
>+        if(isImportant(part)) {
>+        	currentPart = part;
>+        }
>+        
>         // When the view is first opened, pass the selection to the page		
>         if (bootstrapSelection != null) {
>             IPropertySheetPage page = (IPropertySheetPage) getCurrentPage();
>@@ -206,14 +283,18 @@
>      */
>     public void selectionChanged(IWorkbenchPart part, ISelection sel) {
>         // we ignore our own selection or null selection
>-        if (part == this || sel == null) {
>+		if (sel == null || !isImportant(part)
>+				|| (!isImportant(part) && sel.equals(currentSelection))) {
> 			return;
> 		}
>-
>+        
>+        currentPart = part;
>+        currentSelection = sel;
>+        
>         // pass the selection to the page		
>         IPropertySheetPage page = (IPropertySheetPage) getCurrentPage();
>         if (page != null) {
>-			page.selectionChanged(part, sel);
>+			page.selectionChanged(currentPart, currentSelection);
> 		}
>     }
>     
>@@ -246,4 +327,43 @@
> 		}
> 		return null;
> 	}
>+	
>+	/**
>+	 * @return whether this property sheet is currently pinned
>+	 * @since 3.4
>+	 */
>+	public boolean isPinned() {
>+		return pinPropertySheetAction.isChecked();
>+	}
>+
>+	/* (non-Javadoc)
>+	 * @see org.eclipse.ui.part.IShowInSource#getShowInContext()
>+	 * @since 3.4
>+	 */
>+	public ShowInContext getShowInContext() {
>+		return new PropertyShowInContext(currentPart, currentSelection);
>+	}
>+	
>+	/* (non-Javadoc)
>+	 * @see org.eclipse.ui.part.IShowInTarget#show(org.eclipse.ui.part.ShowInContext)
>+	 * @since 3.4
>+	 */
>+	public boolean show(ShowInContext aContext) {
>+		if (!pinPropertySheetAction.isChecked()
>+				&& aContext instanceof PropertyShowInContext) {
>+			PropertyShowInContext context = (PropertyShowInContext) aContext;
>+			partActivated(context.getPart());
>+			selectionChanged(context.getPart(), context.getSelection());
>+			return true;
>+		}
>+		return false;
>+	}
>+
>+	/***
>+	 * @param pinned Whether this sheet should be pinned
>+	 * @since 3.4
>+	 */
>+	public void setPinned(boolean pinned) {
>+		pinPropertySheetAction.setChecked(pinned);
>+	}
> }
>Index: plugin.properties
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/plugin.properties,v
>retrieving revision 1.13
>diff -u -r1.13 plugin.properties
>--- plugin.properties	8 May 2006 20:53:18 -0000	1.13
>+++ plugin.properties	8 Dec 2008 14:29:29 -0000
>@@ -12,5 +12,6 @@
> providerName= Eclipse.org
> 
> Views.PropertySheet = Properties
>+Views.NewPropertySheet = Open new properties
> Views.ContentOutline = Outline
> 
>Index: plugin.xml
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.views/plugin.xml,v
>retrieving revision 1.26
>diff -u -r1.26 plugin.xml
>--- plugin.xml	23 Feb 2006 19:35:46 -0000	1.26
>+++ plugin.xml	8 Dec 2008 14:29:29 -0000
>@@ -5,11 +5,12 @@
>      <extension
>          point="org.eclipse.ui.views">
>       <view
>-            name="%Views.PropertySheet"
>-            icon="$nl$/icons/full/eview16/prop_ps.gif"
>+            allowMultiple="true"
>             category="org.eclipse.ui"
>             class="org.eclipse.ui.views.properties.PropertySheet"
>-            id="org.eclipse.ui.views.PropertySheet">
>+            icon="$nl$/icons/full/eview16/prop_ps.gif"
>+            id="org.eclipse.ui.views.PropertySheet"
>+            name="%Views.PropertySheet">
>       </view>
>       <view
>             name="%Views.ContentOutline"
>@@ -19,5 +20,34 @@
>             id="org.eclipse.ui.views.ContentOutline">
>       </view>
>    </extension>
>+     <extension
>+           point="org.eclipse.ui.menus">
>+		<menuContribution
>+				locationURI="popup:org.eclipse.ui.menus.showInMenu">
>+			<command
>+				commandId="org.eclipse.ui.views.properties.NewPropertySheetCommand"
>+				icon="platform:/plugin/org.eclipse.ui.views/icons/full/eview16/prop_ps.gif"
>+				label="%Views.PropertySheet"
>+				style="push">
>+	        </command>
>+		</menuContribution>
>+  <menuContribution
>+        locationURI="toolbar:org.eclipse.ui.views.PropertySheet">
>+     <command
>+           commandId="org.eclipse.ui.views.properties.NewPropertySheetCommand"
>+           icon="icons/full/elcl16/new.gif"
>+           label="%Views.NewPropertySheet"
>+           style="push">
>+     </command>
>+  </menuContribution>
>+	</extension>
>+     <extension
>+           point="org.eclipse.ui.commands">
>+        <command
>+              defaultHandler="org.eclipse.ui.views.properties.NewPropertySheetHandler"
>+              id="org.eclipse.ui.views.properties.NewPropertySheetCommand"
>+              name="%Views.PropertySheet">
>+        </command>
>+     </extension>
>    
> </plugin>
>Index: src/org/eclipse/ui/views/properties/NewPropertySheetHandler.java
>===================================================================
>RCS file: src/org/eclipse/ui/views/properties/NewPropertySheetHandler.java
>diff -N src/org/eclipse/ui/views/properties/NewPropertySheetHandler.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/ui/views/properties/NewPropertySheetHandler.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,128 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.views.properties;
>+
>+import org.eclipse.core.commands.AbstractHandler;
>+import org.eclipse.core.commands.ExecutionEvent;
>+import org.eclipse.core.commands.ExecutionException;
>+import org.eclipse.jface.viewers.ISelection;
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.IViewReference;
>+import org.eclipse.ui.IWorkbenchPage;
>+import org.eclipse.ui.IWorkbenchPart;
>+import org.eclipse.ui.PartInitException;
>+import org.eclipse.ui.handlers.HandlerUtil;
>+import org.eclipse.ui.part.IShowInSource;
>+import org.eclipse.ui.part.ShowInContext;
>+
>+/**
>+ * @since 3.4
>+ */
>+public class NewPropertySheetHandler extends AbstractHandler {
>+
>+	/**
>+	 * Command id
>+	 */
>+	public static final String ID = "org.eclipse.ui.views.properties.NewPropertySheetCommand"; //$NON-NLS-1$
>+
>+	/**
>+	 * First tries to find a suitable instance to reuse for the given context,
>+	 * then creates a new instance if necessary.
>+	 * 
>+	 * @param event
>+	 * @return an instance for the given context
>+	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
>+	 */
>+	public Object execute(ExecutionEvent event) throws ExecutionException {
>+		IWorkbenchPart activePart = HandlerUtil.getActivePartChecked(event);
>+
>+		PropertyShowInContext context = getShowInContext(event);
>+		try {
>+			PropertySheet sheet = findPropertySheet(event, context);
>+			sheet.show(context);
>+			if (activePart instanceof PropertySheet) {
>+				PropertySheet parent = (PropertySheet) activePart;
>+				parent.setPinned(true);
>+			} else {
>+				sheet.setPinned(true);
>+			}
>+		} catch (PartInitException e) {
>+			throw new ExecutionException("Part could not be initialized", e); //$NON-NLS-1$
>+		}
>+		return null;
>+	}
>+
>+	/**
>+	 * @param event
>+	 *            {@link ExecutionEvent} for which the
>+	 *            {@link PropertyShowInContext} is requested
>+	 * @return a {@link PropertyShowInContext} containing the the
>+	 *         {@link ISelection} and {@link IWorkbenchPart} for the given
>+	 *         {@link ExecutionEvent}
>+	 * @throws ExecutionException
>+	 */
>+	protected PropertyShowInContext getShowInContext(ExecutionEvent event)
>+			throws ExecutionException {
>+		IWorkbenchPart activePart = HandlerUtil.getActivePartChecked(event);
>+		if (activePart instanceof PropertySheet) {
>+			PropertySheet sheet = (PropertySheet) activePart;
>+			return (PropertyShowInContext) sheet.getShowInContext();
>+		}
>+		IShowInSource adapter = (IShowInSource) activePart
>+				.getAdapter(IShowInSource.class);
>+		if (adapter != null) {
>+			ShowInContext showInContext = adapter.getShowInContext();
>+			return new PropertyShowInContext(activePart, showInContext);
>+		}
>+		return new PropertyShowInContext(activePart, HandlerUtil
>+				.getShowInSelection(event));
>+	}
>+
>+	/**
>+	 * Returns a PropertySheet instance
>+	 * 
>+	 * @param event
>+	 * @param context
>+	 *            a {@link ShowInContext} to handle
>+	 * @return a PropertySheet that can handle the given {@link ShowInContext}
>+	 * @throws PartInitException
>+	 * @throws ExecutionException
>+	 */
>+	protected PropertySheet findPropertySheet(ExecutionEvent event,
>+			PropertyShowInContext context) throws PartInitException,
>+			ExecutionException {
>+		IWorkbenchPage page = HandlerUtil.getActivePartChecked(event).getSite()
>+				.getPage();
>+		String secondaryId = null;
>+		if (HandlerUtil.getActivePart(event) instanceof PropertySheet) {
>+			secondaryId = Long.toString(System.currentTimeMillis());
>+		} else {
>+			IViewReference[] refs = page.getViewReferences();
>+			for (int i = 0; i < refs.length; i++) {
>+				IViewReference viewReference = refs[i];
>+				if (IPageLayout.ID_PROP_SHEET.equals(viewReference.getId())) {
>+					secondaryId = Long.toString(System.currentTimeMillis());
>+					PropertySheet sheet = (PropertySheet) viewReference
>+							.getView(true);
>+					if (!sheet.isPinned()
>+							|| (sheet.isPinned() && sheet.getShowInContext()
>+									.equals(context))) {
>+						secondaryId = sheet.getViewSite().getSecondaryId();
>+						break;
>+					}
>+				}
>+			}
>+		}
>+		return (PropertySheet) page.showView(IPageLayout.ID_PROP_SHEET,
>+				secondaryId, IWorkbenchPage.VIEW_ACTIVATE);
>+	}
>+}
>Index: src/org/eclipse/ui/views/properties/PropertyShowInContext.java
>===================================================================
>RCS file: src/org/eclipse/ui/views/properties/PropertyShowInContext.java
>diff -N src/org/eclipse/ui/views/properties/PropertyShowInContext.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/ui/views/properties/PropertyShowInContext.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,107 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.views.properties;
>+
>+import org.eclipse.jface.viewers.ISelection;
>+import org.eclipse.ui.IWorkbenchPart;
>+import org.eclipse.ui.part.ShowInContext;
>+
>+/**
>+ * @since 3.4
>+ * 
>+ */
>+public class PropertyShowInContext extends ShowInContext {
>+
>+	private IWorkbenchPart part;
>+
>+	/**
>+	 * @param aPart
>+	 * @param selection
>+	 */
>+	public PropertyShowInContext(IWorkbenchPart aPart, ISelection selection) {
>+		super(selection, selection);
>+		part = aPart;
>+	}
>+
>+	/**
>+	 * @param aPart
>+	 * @param aShowInContext
>+	 */
>+	public PropertyShowInContext(IWorkbenchPart aPart,
>+			ShowInContext aShowInContext) {
>+		super(aShowInContext.getInput(), aShowInContext.getSelection());
>+		part = aPart;
>+	}
>+
>+	/**
>+	 * @return Returns the part.
>+	 */
>+	public IWorkbenchPart getPart() {
>+		return part;
>+	}
>+
>+	/**
>+	 * @param part
>+	 *            The part to set.
>+	 */
>+	public void setPart(IWorkbenchPart part) {
>+		this.part = part;
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see java.lang.Object#hashCode()
>+	 */
>+	public int hashCode() {
>+		final int prime = 31;
>+		int result = 1;
>+		result = prime * result + ((part == null) ? 0 : part.hashCode())
>+				+ ((getSelection() == null) ? 0 : getSelection().hashCode())
>+				+ ((getInput() == null) ? 0 : getInput().hashCode());
>+		return result;
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see java.lang.Object#equals(java.lang.Object)
>+	 */
>+	public boolean equals(Object obj) {
>+		if (this == obj)
>+			return true;
>+		if (obj == null)
>+			return false;
>+		if (getClass() != obj.getClass())
>+			return false;
>+		PropertyShowInContext other = (PropertyShowInContext) obj;
>+		// part needs to be equal
>+		if (part == null) {
>+			if (other.part != null)
>+				return false;
>+		} else if (!part.equals(other.part))
>+			return false;
>+		// selection needs to be equal
>+		if (getSelection() == null) {
>+			if (other.getSelection() != null)
>+				return false;
>+		} else if (!getSelection().equals(other.getSelection()))
>+			return false;
>+		// input needs to be equal
>+		if (getInput() == null) {
>+			if (other.getInput() != null)
>+				return false;
>+		} else if (!getInput().equals(other.getInput()))
>+			return false;
>+		return true;
>+	}
>+}
>Index: src/org/eclipse/ui/views/properties/PinPropertySheetAction.java
>===================================================================
>RCS file: src/org/eclipse/ui/views/properties/PinPropertySheetAction.java
>diff -N src/org/eclipse/ui/views/properties/PinPropertySheetAction.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/ui/views/properties/PinPropertySheetAction.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,42 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.views.properties;
>+
>+import org.eclipse.jface.action.Action;
>+import org.eclipse.jface.action.IAction;
>+import org.eclipse.ui.PlatformUI;
>+import org.eclipse.ui.internal.IWorkbenchGraphicConstants;
>+import org.eclipse.ui.internal.WorkbenchImages;
>+import org.eclipse.ui.internal.views.properties.PropertiesMessages;
>+
>+/**
>+ * Pins the properties view instance to the current selection.
>+ * 
>+ * @since 3.4
>+ */
>+public class PinPropertySheetAction extends Action {
>+
>+	public PinPropertySheetAction() {
>+		super(PropertiesMessages.Pin_text, IAction.AS_CHECK_BOX);
>+
>+		setId(PinPropertySheetAction.class.getName()
>+				+ "#" + Long.toString(System.currentTimeMillis())); //$NON-NLS-1$
>+		setToolTipText(PropertiesMessages.Pin_toolTip);
>+		setImageDescriptor(WorkbenchImages
>+				.getImageDescriptor(IWorkbenchGraphicConstants.IMG_ETOOL_PIN_EDITOR));
>+		setDisabledImageDescriptor(WorkbenchImages
>+				.getImageDescriptor(IWorkbenchGraphicConstants.IMG_ETOOL_PIN_EDITOR_DISABLED));
>+
>+		PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
>+				IPropertiesHelpContextIds.PIN_ACTION);
>+	}
>+}
>#P org.eclipse.ui.tests
>Index: plugin.xml
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.tests/plugin.xml,v
>retrieving revision 1.265
>diff -u -r1.265 plugin.xml
>--- plugin.xml	3 Dec 2008 11:26:45 -0000	1.265
>+++ plugin.xml	8 Dec 2008 14:29:31 -0000
>@@ -3918,6 +3918,11 @@
>             id="org.eclipse.ui.tests.enabledCount"
>             name="Enabled Count">
>       </command>
>+      <command
>+            defaultHandler="org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler"
>+            id="org.eclipse.ui.views.properties.NewPropertySheetCommandTest"
>+            name="TestNewPropertySheetCommand">
>+      </command>
>    </extension>
>    <extension
>          point="org.eclipse.ui.handlers">
>Index: Eclipse UI Tests/org/eclipse/ui/tests/session/SessionTests.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.tests/Eclipse UI Tests/org/eclipse/ui/tests/session/SessionTests.java,v
>retrieving revision 1.20
>diff -u -r1.20 SessionTests.java
>--- Eclipse UI Tests/org/eclipse/ui/tests/session/SessionTests.java	3 Dec 2008 11:25:24 -0000	1.20
>+++ Eclipse UI Tests/org/eclipse/ui/tests/session/SessionTests.java	8 Dec 2008 14:29:31 -0000
>@@ -112,7 +112,10 @@
> 				Bug108033Test.class));
> 		addTest(new WorkbenchSessionTest("editorSessionTests",
> 				ArbitraryPropertiesViewTest.class));
>-		addTest(new WorkbenchSessionTest("editorSessionTests", NonRestorableViewTest.class));
>+		addTest(new WorkbenchSessionTest("editorSessionTests",
>+				NonRestorableViewTest.class));
>+		addTest(new WorkbenchSessionTest("editorSessionTests",
>+				NonRestorablePropertySheetTest.class));
> 		addTest(new WorkbenchSessionTest("editorSessionTests",
> 				MarkersViewColumnSizeTest.class));
> 	}
>Index: Eclipse JFace Tests/org/eclipse/ui/tests/session/NonRestorableView.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.tests/Eclipse JFace Tests/org/eclipse/ui/tests/session/NonRestorableView.java,v
>retrieving revision 1.1
>diff -u -r1.1 NonRestorableView.java
>--- Eclipse JFace Tests/org/eclipse/ui/tests/session/NonRestorableView.java	20 Mar 2008 02:01:05 -0000	1.1
>+++ Eclipse JFace Tests/org/eclipse/ui/tests/session/NonRestorableView.java	8 Dec 2008 14:29:31 -0000
>@@ -14,19 +14,11 @@
> import org.eclipse.ui.part.ViewPart;
> 
> public class NonRestorableView extends ViewPart {
>+	public static final String ID ="org.eclipse.ui.tests.session.NonRestorableView";
> 
>-	public NonRestorableView() {
>-		// TODO Auto-generated constructor stub
>-	}
>+	public NonRestorableView() {	}
> 
>-	public void createPartControl(Composite parent) {
>-		// TODO Auto-generated method stub
>-
>-	}
>-
>-	public void setFocus() {
>-		// TODO Auto-generated method stub
>-
>-	}
>+	public void createPartControl(Composite parent) {}
> 
>+	public void setFocus() {	}
> }
>Index: META-INF/MANIFEST.MF
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.tests/META-INF/MANIFEST.MF,v
>retrieving revision 1.11
>diff -u -r1.11 MANIFEST.MF
>--- META-INF/MANIFEST.MF	13 Aug 2008 22:58:31 -0000	1.11
>+++ META-INF/MANIFEST.MF	8 Dec 2008 14:29:31 -0000
>@@ -2,7 +2,7 @@
> Bundle-ManifestVersion: 2
> Bundle-Name: Eclipse UI Tests
> Bundle-SymbolicName: org.eclipse.ui.tests; singleton:=true
>-Bundle-Version: 3.3.0.qualifier
>+Bundle-Version: 3.4.0.qualifier
> Bundle-ClassPath: uitests.jar
> Bundle-Activator: org.eclipse.core.internal.compatibility.PluginActivator
> Bundle-Vendor: Eclipse.org
>@@ -25,7 +25,8 @@
>  org.eclipse.core.databinding,
>  org.eclipse.core.databinding.beans,
>  org.eclipse.jface.databinding,
>- org.eclipse.ui.navigator.resources
>+ org.eclipse.ui.navigator.resources,
>+ org.eclipse.core.runtime
> Eclipse-AutoStart: true
> Plugin-Class: org.eclipse.ui.tests.TestPlugin
> Export-Package: org.eclipse.ui.tests.api
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetTestSuite.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.tests/Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetTestSuite.java,v
>retrieving revision 1.10
>diff -u -r1.10 PropertySheetTestSuite.java
>--- Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetTestSuite.java	16 Mar 2007 18:00:02 -0000	1.10
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetTestSuite.java	8 Dec 2008 14:29:31 -0000
>@@ -30,6 +30,10 @@
>      * Construct the test suite.
>      */
>     public PropertySheetTestSuite() {
>+        addTest(new TestSuite(PropertyShowInContextTest.class));
>+        addTest(new TestSuite(MultiInstancePropertySheetTest.class));
>+        addTest(new TestSuite(ShowInPropertySheetTest.class));
>+        addTest(new TestSuite(NewPropertySheetHandlerTest.class));
>         addTest(new TestSuite(PropertySheetAuto.class));
>         addTest(new TestSuite(ComboBoxPropertyDescriptorTest.class));
>     }
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetAuto.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.tests/Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetAuto.java,v
>retrieving revision 1.15
>diff -u -r1.15 PropertySheetAuto.java
>--- Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetAuto.java	8 May 2006 20:51:33 -0000	1.15
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertySheetAuto.java	8 Dec 2008 14:29:31 -0000
>@@ -7,6 +7,7 @@
>  *
>  * Contributors:
>  *     IBM Corporation - initial API and implementation
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>  *******************************************************************************/
> package org.eclipse.ui.tests.propertysheet;
> 
>@@ -16,6 +17,7 @@
> import org.eclipse.jface.viewers.StructuredSelection;
> import org.eclipse.swt.graphics.RGB;
> import org.eclipse.swt.widgets.Display;
>+import org.eclipse.ui.IPageLayout;
> import org.eclipse.ui.ISaveablePart;
> import org.eclipse.ui.IViewPart;
> import org.eclipse.ui.IWorkbenchPage;
>@@ -245,7 +247,7 @@
> 
>     protected IWorkbenchPart createTestPart(IWorkbenchPage page)
>             throws Throwable {
>-        IViewPart view = page.showView("org.eclipse.ui.views.PropertySheet");
>+        IViewPart view = page.showView(IPageLayout.ID_PROP_SHEET);
>         selectionProviderView = (SelectionProviderView) page
>                 .showView(SelectionProviderView.ID);
>         return view;
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/AbstractPropertySheetTest.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/AbstractPropertySheetTest.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/AbstractPropertySheetTest.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/AbstractPropertySheetTest.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,82 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import org.eclipse.jface.action.ActionContributionItem;
>+import org.eclipse.jface.action.IAction;
>+import org.eclipse.jface.action.IContributionItem;
>+import org.eclipse.jface.action.IToolBarManager;
>+import org.eclipse.ui.IActionBars;
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.IViewReference;
>+import org.eclipse.ui.IWorkbenchPage;
>+import org.eclipse.ui.IWorkbenchWindow;
>+import org.eclipse.ui.tests.harness.util.UITestCase;
>+import org.eclipse.ui.views.properties.PropertySheet;
>+
>+/**
>+ * @since 3.4
>+ * 
>+ */
>+public abstract class AbstractPropertySheetTest extends UITestCase {
>+
>+	private static final String PIN_PROPERTY_SHEET_ACTION_ID_PREFIX = "org.eclipse.ui.views.properties.PinPropertySheetAction";
>+	protected IWorkbenchPage activePage;
>+	protected PropertySheet propertySheet;
>+
>+	public AbstractPropertySheetTest(String testName) {
>+		super(testName);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see org.eclipse.ui.tests.harness.util.UITestCase#doSetUp()
>+	 */
>+	protected void doSetUp() throws Exception {
>+		super.doSetUp();
>+		IWorkbenchWindow workbenchWindow = openTestWindow();
>+		activePage = workbenchWindow.getActivePage();
>+	}
>+
>+	/**
>+	 * @return the count of PropertySheets
>+	 */
>+	protected int countPropertySheetViews() {
>+		int count = 0;
>+		IViewReference[] views = activePage.getViewReferences();
>+		for (int i = 0; i < views.length; i++) {
>+			IViewReference ref = views[i];
>+			if (ref.getId().equals(IPageLayout.ID_PROP_SHEET)) {
>+				count++;
>+			}
>+		}
>+		return count;
>+	}
>+
>+	protected IAction getPinPropertySheetAction(PropertySheet propertySheet) {
>+		IActionBars actionBars = propertySheet.getViewSite().getActionBars();
>+		IToolBarManager toolBarManager = actionBars.getToolBarManager();
>+		IContributionItem[] items = toolBarManager.getItems();
>+		for (int i = 0; i < items.length; i++) {
>+			IContributionItem contributionItem = items[i];
>+			if (contributionItem.getId() != null
>+					&& contributionItem.getId().startsWith(
>+							PIN_PROPERTY_SHEET_ACTION_ID_PREFIX)) {
>+				IAction action = ((ActionContributionItem) contributionItem)
>+						.getAction();
>+				return action;
>+			}
>+		}
>+		return null;
>+	}
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertyShowInContextTest.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertyShowInContextTest.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertyShowInContextTest.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/PropertyShowInContextTest.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,244 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import org.eclipse.jface.viewers.ISelection;
>+import org.eclipse.jface.viewers.StructuredSelection;
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.IViewPart;
>+import org.eclipse.ui.PartInitException;
>+import org.eclipse.ui.part.ShowInContext;
>+import org.eclipse.ui.views.properties.PropertyShowInContext;
>+
>+/**
>+ * @since 3.5
>+ * 
>+ */
>+public class PropertyShowInContextTest extends AbstractPropertySheetTest {
>+
>+	public PropertyShowInContextTest(String testName) {
>+		super(testName);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 */
>+	public final void testHashCode() {
>+		ShowInContext psc1 = new PropertyShowInContext(null, (ISelection) null);
>+		ShowInContext psc2 = new PropertyShowInContext(null, (ISelection) null);
>+		assertEquals(psc1.hashCode(), psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 */
>+	public final void testHashCode2() {
>+		ShowInContext psc1 = new PropertyShowInContext(null,
>+				StructuredSelection.EMPTY);
>+		ShowInContext psc2 = new PropertyShowInContext(null,
>+				StructuredSelection.EMPTY);
>+		assertEquals(psc1.hashCode(), psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testHashCode3() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				StructuredSelection.EMPTY);
>+		ShowInContext psc2 = new PropertyShowInContext(showView,
>+				StructuredSelection.EMPTY);
>+		assertEquals(psc1.hashCode(), psc2.hashCode());
>+		psc2.setSelection(new StructuredSelection(new Object()));
>+		assertFalse(psc1.hashCode() == psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testHashCode4() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		PropertyShowInContext psc2 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		assertEquals(psc1.hashCode(), psc2.hashCode());
>+
>+		psc2.setPart(null);
>+		assertFalse(psc1.hashCode() == psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testHashCode5() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext showInContext = new ShowInContext(null, null);
>+		ShowInContext psc1 = new PropertyShowInContext(showView, showInContext);
>+		ShowInContext psc2 = new PropertyShowInContext(showView, showInContext);
>+		assertEquals(psc1.hashCode(), psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testHashCode6() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				new ShowInContext(new Object(), null));
>+		ShowInContext psc2 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		assertFalse(psc1.hashCode() == psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#hashCode()}.
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testHashCode7() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		ShowInContext psc2 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, StructuredSelection.EMPTY));
>+		assertFalse(psc1.hashCode() == psc2.hashCode());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 */
>+	public final void testEquals() {
>+		ShowInContext psc1 = new PropertyShowInContext(null,
>+				StructuredSelection.EMPTY);
>+		psc1.setSelection(null);
>+		ShowInContext psc2 = new PropertyShowInContext(null,
>+				StructuredSelection.EMPTY);
>+		psc2.setSelection(null);
>+		assertEquals(psc1, psc2);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 */
>+	public final void testEquals2() {
>+		ShowInContext psc1 = new PropertyShowInContext(null,
>+				StructuredSelection.EMPTY);
>+		ShowInContext psc2 = new PropertyShowInContext(null,
>+				StructuredSelection.EMPTY);
>+		assertEquals(psc1, psc2);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testEquals3() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				StructuredSelection.EMPTY);
>+		ShowInContext psc2 = new PropertyShowInContext(showView,
>+				StructuredSelection.EMPTY);
>+		assertEquals(psc1, psc2);
>+		psc2.setSelection(new StructuredSelection(new Object()));
>+		assertFalse(psc1.equals(psc2));
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testEquals4() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		PropertyShowInContext psc2 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		assertEquals(psc1, psc2);
>+
>+		psc2.setPart(null);
>+		assertFalse(psc1.equals(psc2));
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testEquals5() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext showInContext = new ShowInContext(null, null);
>+		ShowInContext psc1 = new PropertyShowInContext(showView, showInContext);
>+		ShowInContext psc2 = new PropertyShowInContext(showView, showInContext);
>+		assertEquals(psc1, psc2);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testEquals6() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				new ShowInContext(new Object(), null));
>+		ShowInContext psc2 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		assertFalse(psc1.equals(psc2));
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.views.properties.PropertyShowInContext#equals(Object)}
>+	 * .
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public final void testEquals7() throws PartInitException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		ShowInContext psc1 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, null));
>+		ShowInContext psc2 = new PropertyShowInContext(showView,
>+				new ShowInContext(null, StructuredSelection.EMPTY));
>+		assertFalse(psc1.equals(psc2));
>+	}
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/ShowInPropertySheetTest.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/ShowInPropertySheetTest.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/ShowInPropertySheetTest.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/ShowInPropertySheetTest.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,100 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import org.eclipse.jface.viewers.StructuredSelection;
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.part.IShowInTarget;
>+import org.eclipse.ui.part.ShowInContext;
>+import org.eclipse.ui.views.properties.PropertySheet;
>+import org.eclipse.ui.views.properties.PropertyShowInContext;
>+
>+/**
>+ * @since 3.4
>+ * 
>+ */
>+public class ShowInPropertySheetTest extends AbstractPropertySheetTest {
>+
>+	public ShowInPropertySheetTest(String testName) {
>+		super(testName);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.tests.propertysheet.AbstractPropertySheetTest#doSetUp()
>+	 */
>+	protected void doSetUp() throws Exception {
>+		super.doSetUp();
>+
>+		propertySheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see org.eclipse.ui.tests.harness.util.UITestCase#doTearDown()
>+	 */
>+	protected void doTearDown() throws Exception {
>+		super.doTearDown();
>+	}
>+
>+	/**
>+	 * Tries to get the IShowInTarget adapter
>+	 */
>+	public void testGetIShowInTargetAdapter() {
>+		Object adapter = propertySheet.getAdapter(IShowInTarget.class);
>+		assertNotNull("No IShowInTarget adapter returned", adapter);
>+		assertTrue(adapter instanceof IShowInTarget);
>+	}
>+
>+	/**
>+	 * Tests ShowIn PropertySheet with various inputs
>+	 */
>+	public void testShowInPropertySheet() {
>+		IShowInTarget showInTarget = (IShowInTarget) propertySheet
>+				.getAdapter(IShowInTarget.class);
>+		ShowInContext context = new PropertyShowInContext(activePage
>+				.getActivePart(), StructuredSelection.EMPTY);
>+		assertTrue(showInTarget.show(context));
>+	}
>+
>+	/**
>+	 * Tests ShowIn PropertySheet with various inputs
>+	 */
>+	public void testShowInPropertySheetWithNull() {
>+		IShowInTarget showInTarget = (IShowInTarget) propertySheet
>+				.getAdapter(IShowInTarget.class);
>+		assertFalse(showInTarget.show(null));
>+	}
>+
>+	/**
>+	 * Tests ShowIn PropertySheet with various inputs
>+	 */
>+	public void testShowInPropertySheetWithNullContext() {
>+		IShowInTarget showInTarget = (IShowInTarget) propertySheet
>+				.getAdapter(IShowInTarget.class);
>+		assertFalse(showInTarget.show(new ShowInContext(null, null)));
>+	}
>+
>+	/**
>+	 * Tests ShowIn PropertySheet with various inputs
>+	 */
>+	public void testShowInPropertySheetWithNullPart() {
>+		IShowInTarget showInTarget = (IShowInTarget) propertySheet
>+				.getAdapter(IShowInTarget.class);
>+		assertFalse(showInTarget.show(new ShowInContext(new Object(),
>+				StructuredSelection.EMPTY)));
>+	}
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestNewPropertySheetHandler.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestNewPropertySheetHandler.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestNewPropertySheetHandler.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestNewPropertySheetHandler.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,65 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import org.eclipse.core.commands.ExecutionEvent;
>+import org.eclipse.core.commands.ExecutionException;
>+import org.eclipse.ui.PartInitException;
>+import org.eclipse.ui.views.properties.NewPropertySheetHandler;
>+import org.eclipse.ui.views.properties.PropertySheet;
>+import org.eclipse.ui.views.properties.PropertyShowInContext;
>+
>+/**
>+ * @since 3.5
>+ * 
>+ */
>+public class TestNewPropertySheetHandler extends NewPropertySheetHandler {
>+
>+	public static final String ID = NewPropertySheetHandler.ID + "Test";
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.views.properties.NewPropertySheetHandler#execute(org.eclipse
>+	 * .core.commands.ExecutionEvent)
>+	 */
>+	public Object execute(ExecutionEvent event) throws ExecutionException {
>+		return super.execute(event);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.views.properties.NewPropertySheetHandler#getShowInContext
>+	 * (org.eclipse.core.commands.ExecutionEvent)
>+	 */
>+	public PropertyShowInContext getShowInContext(ExecutionEvent event)
>+			throws ExecutionException {
>+		return super.getShowInContext(event);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.views.properties.NewPropertySheetHandler#findPropertySheet
>+	 * (org.eclipse.core.commands.ExecutionEvent,
>+	 * org.eclipse.ui.views.properties.PropertyShowInContext)
>+	 */
>+	protected PropertySheet findPropertySheet(ExecutionEvent event,
>+			PropertyShowInContext context) throws PartInitException,
>+			ExecutionException {
>+		return super.findPropertySheet(event, context);
>+	}
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestPropertySheetPage.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestPropertySheetPage.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestPropertySheetPage.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/TestPropertySheetPage.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,79 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant  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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import org.eclipse.core.runtime.IAdapterFactory;
>+import org.eclipse.jface.viewers.ISelection;
>+import org.eclipse.ui.IWorkbenchPart;
>+import org.eclipse.ui.views.properties.IPropertySheetPage;
>+import org.eclipse.ui.views.properties.PropertySheetPage;
>+
>+/**
>+ * @since 3.4
>+ * 
>+ */
>+public class TestPropertySheetPage extends PropertySheetPage implements
>+		IPropertySheetPage, IAdapterFactory {
>+
>+	private ISelection fSelection;
>+	private IWorkbenchPart fPart;
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.core.runtime.IAdapterFactory#getAdapter(java.lang.Object,
>+	 * java.lang.Class)
>+	 */
>+	public Object getAdapter(Object adaptableObject, Class adapterType) {
>+		// singleton cleanup
>+		fSelection = null;
>+		fPart = null;
>+		return this;
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see org.eclipse.core.runtime.IAdapterFactory#getAdapterList()
>+	 */
>+	public Class[] getAdapterList() {
>+		return new Class[] { IPropertySheetPage.class };
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.views.properties.PropertySheetPage#selectionChanged(org
>+	 * .eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
>+	 */
>+	public void selectionChanged(IWorkbenchPart part, ISelection selection) {
>+		super.selectionChanged(part, selection);
>+		fPart = part;
>+		fSelection = selection;
>+	}
>+
>+	/**
>+	 * @return Returns the selection.
>+	 */
>+	public ISelection getSelection() {
>+		return fSelection;
>+	}
>+
>+	/**
>+	 * @return Returns the part.
>+	 */
>+	public IWorkbenchPart getPart() {
>+		return fPart;
>+	}
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/session/NonRestorablePropertySheetTest.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/session/NonRestorablePropertySheetTest.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/session/NonRestorablePropertySheetTest.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/session/NonRestorablePropertySheetTest.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,94 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.session;
>+
>+import junit.framework.TestCase;
>+import junit.framework.TestSuite;
>+
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.IViewPart;
>+import org.eclipse.ui.IViewReference;
>+import org.eclipse.ui.IWorkbench;
>+import org.eclipse.ui.IWorkbenchPage;
>+import org.eclipse.ui.PartInitException;
>+import org.eclipse.ui.PlatformUI;
>+import org.eclipse.ui.views.properties.PropertySheet;
>+
>+/**
>+ * The secondary property sheets should be closed so there aren't restored in
>+ * the next workbench session.
>+ * 
>+ * @since 3.4
>+ */
>+public class NonRestorablePropertySheetTest extends TestCase {
>+
>+	public static TestSuite suite() {
>+		return new TestSuite(NonRestorablePropertySheetTest.class);
>+	}
>+
>+	public NonRestorablePropertySheetTest(String testName) {
>+		super(testName);
>+	}
>+
>+	/**
>+	 * This is the first part instantiates a bunch of property sheets
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public void test01ActivateView() throws PartInitException {
>+		final IWorkbench workbench = PlatformUI.getWorkbench();
>+		final IWorkbenchPage page = workbench.getActiveWorkbenchWindow()
>+				.getActivePage();
>+
>+		IViewPart part = page.showView(IPageLayout.ID_PROP_SHEET);
>+		assertNotNull(part);
>+		assertTrue(part instanceof PropertySheet);
>+
>+		for (int j = 0; j < 3; j++) {
>+			try {
>+				page.showView(IPageLayout.ID_PROP_SHEET, "#" + j,
>+						IWorkbenchPage.VIEW_ACTIVATE);
>+			} catch (PartInitException e) {
>+				fail(e.getMessage());
>+			}
>+		}
>+		assertTrue(countPropertySheetViews(page) == 4);
>+	}
>+
>+	/**
>+	 * In the second session the property sheet views with secondary ids
>+	 * shouldn't be instantiated.
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public void test02SecondOpening() throws PartInitException {
>+		final IWorkbench workbench = PlatformUI.getWorkbench();
>+		final IWorkbenchPage page = workbench.getActiveWorkbenchWindow()
>+				.getActivePage();
>+
>+		assertTrue(countPropertySheetViews(page) == 1);
>+	}
>+
>+	// simple counts how many property sheet instances are open
>+	private int countPropertySheetViews(final IWorkbenchPage page) {
>+		int count = 0;
>+		IViewReference[] views = page.getViewReferences();
>+		for (int i = 0; i < views.length; i++) {
>+			IViewReference ref = views[i];
>+			if (ref.getId().equals(IPageLayout.ID_PROP_SHEET)) {
>+				count++;
>+			}
>+		}
>+		return count;
>+	}
>+
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/MultiInstancePropertySheetTest.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/MultiInstancePropertySheetTest.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/MultiInstancePropertySheetTest.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/MultiInstancePropertySheetTest.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,276 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import org.eclipse.core.commands.ExecutionException;
>+import org.eclipse.core.commands.NotEnabledException;
>+import org.eclipse.core.commands.NotHandledException;
>+import org.eclipse.core.commands.common.NotDefinedException;
>+import org.eclipse.core.runtime.Platform;
>+import org.eclipse.jface.action.IAction;
>+import org.eclipse.swt.widgets.Event;
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.IWorkbenchPage;
>+import org.eclipse.ui.IWorkbenchPart;
>+import org.eclipse.ui.PartInitException;
>+import org.eclipse.ui.PlatformUI;
>+import org.eclipse.ui.handlers.IHandlerService;
>+import org.eclipse.ui.tests.SelectionProviderView;
>+import org.eclipse.ui.tests.session.NonRestorableView;
>+import org.eclipse.ui.views.properties.NewPropertySheetHandler;
>+import org.eclipse.ui.views.properties.PropertySheet;
>+import org.eclipse.ui.views.properties.PropertySheetPage;
>+
>+/**
>+ * @since 3.4
>+ */
>+public class MultiInstancePropertySheetTest extends AbstractPropertySheetTest {
>+
>+	/**
>+	 * TestPropertySheetPage exposes certain members for testability
>+	 */
>+	private TestPropertySheetPage testPropertySheetPage = new TestPropertySheetPage();
>+	private SelectionProviderView selectionProviderView;
>+
>+	public MultiInstancePropertySheetTest(String testName) {
>+		super(testName);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.tests.propertysheet.AbstractPropertySheetTest#doSetUp()
>+	 */
>+	protected void doSetUp() throws Exception {
>+		super.doSetUp();
>+		// open the property sheet with the TestPropertySheetPage
>+		Platform.getAdapterManager().registerAdapters(testPropertySheetPage,
>+				PropertySheet.class);
>+		propertySheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+
>+		selectionProviderView = (SelectionProviderView) activePage
>+				.showView(SelectionProviderView.ID);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see org.eclipse.ui.tests.harness.util.UITestCase#doTearDown()
>+	 */
>+	protected void doTearDown() throws Exception {
>+		super.doTearDown();
>+		Platform.getAdapterManager().unregisterAdapters(testPropertySheetPage,
>+				PropertySheet.class);
>+	}
>+
>+	/**
>+	 * The if the registered {@link TestPropertySheetPage} is set as the default
>+	 * page of the PropertySheet
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public void testDefaultPage() throws PartInitException {
>+		PropertySheet propertySheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+		assertTrue(propertySheet.getCurrentPage() instanceof PropertySheetPage);
>+	}
>+
>+	/**
>+	 * Test if the registered {@link TestPropertySheetPage} is set as the
>+	 * default page of the PropertyShecet
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public void testDefaultPageAdapter() throws PartInitException {
>+		Platform.getAdapterManager().registerAdapters(testPropertySheetPage,
>+				PropertySheet.class);
>+		PropertySheet propertySheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+		assertTrue(propertySheet.getCurrentPage() instanceof TestPropertySheetPage);
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet allows multiple instances
>+	 * 
>+	 * @throws PartInitException
>+	 */
>+	public void testAllowsMultiple() throws PartInitException {
>+		activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		try {
>+			activePage.showView(IPageLayout.ID_PROP_SHEET, "aSecondaryId",
>+					IWorkbenchPage.VIEW_ACTIVATE);
>+		} catch (PartInitException e) {
>+			fail(e.getMessage());
>+		}
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet follows selection
>+	 * 
>+	 * @throws Throwable
>+	 */
>+	public void testFollowsSelection() throws Throwable {
>+		// selection before selection changes
>+		TestPropertySheetPage firstPage = (TestPropertySheetPage) propertySheet
>+				.getCurrentPage();
>+		Object firstSelection = firstPage.getSelection();
>+		assertNotNull(firstSelection);
>+
>+		// change the selection explicitly
>+		selectionProviderView.setSelection(new Object());
>+		TestPropertySheetPage secondPage = (TestPropertySheetPage) propertySheet
>+				.getCurrentPage();
>+
>+		assertNotSame("PropertySheet hasn't changed selection", firstSelection,
>+				secondPage.getSelection());
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet follows part events
>+	 * 
>+	 * @throws Throwable
>+	 */
>+	public void testFollowsParts() throws Throwable {
>+		// selection before selection changes
>+		TestPropertySheetPage firstPage = (TestPropertySheetPage) propertySheet
>+				.getCurrentPage();
>+		Object firstPart = firstPage.getPart();
>+		assertNotNull(firstPart);
>+
>+		// change the part explicitly (reusing the NonRestorableView here)
>+		TestPropertySheetPage testPropertySheetPage2 = new TestPropertySheetPage();
>+		Platform.getAdapterManager().registerAdapters(testPropertySheetPage2,
>+				org.eclipse.ui.tests.session.NonRestorableView.class);
>+		activePage.showView(NonRestorableView.ID);
>+
>+		TestPropertySheetPage secondPage = (TestPropertySheetPage) propertySheet
>+				.getCurrentPage();
>+
>+		assertEquals(testPropertySheetPage2, secondPage);
>+		assertNotSame("PropertySheet hasn't changed selection", firstPart,
>+				secondPage.getSelection());
>+	}
>+
>+	/**
>+	 * Test if pinning works in the PropertySheet
>+	 * 
>+	 * @throws Throwable
>+	 */
>+	public void testPinning() throws Throwable {
>+		// execute the pin action on the property sheet
>+		IAction action = getPinPropertySheetAction(propertySheet);
>+		action.setChecked(true);
>+
>+		// get the content of the pinned property sheet for later comparison
>+		TestPropertySheetPage firstPage = (TestPropertySheetPage) propertySheet
>+				.getCurrentPage();
>+		assertNotNull(firstPage);
>+		Object firstSelection = firstPage.getSelection();
>+		assertNotNull(firstSelection);
>+		IWorkbenchPart firstPart = firstPage.getPart();
>+		assertNotNull(firstPart);
>+
>+		// change the selection/part
>+		selectionProviderView.setSelection(new Object());
>+		TestPropertySheetPage testPropertySheetPage2 = new TestPropertySheetPage();
>+		Platform.getAdapterManager().registerAdapters(testPropertySheetPage2,
>+				org.eclipse.ui.tests.session.NonRestorableView.class);
>+		activePage.showView(NonRestorableView.ID);
>+
>+		TestPropertySheetPage secondPage = (TestPropertySheetPage) propertySheet
>+				.getCurrentPage();
>+		assertEquals("PropertySheet has changed page", firstPage, secondPage);
>+		assertEquals("PropertySheetPage has changed selection", firstSelection,
>+				secondPage.getSelection());
>+		assertEquals("PropertySheetPage has changed part", firstPart,
>+				secondPage.getPart());
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet unpinns if the contributing part is closed
>+	 * 
>+	 * @throws Throwable
>+	 */
>+	public void testUnpinningWhenPinnedPartIsClosed() throws Throwable {
>+		// execute the pin action on the property sheet
>+		IAction action = getPinPropertySheetAction(propertySheet);
>+		action.setChecked(true);
>+
>+		// close the part the property sheet is pinned to
>+		activePage.hideView(selectionProviderView);
>+
>+		// the action and therefore the property sheet should be unpinned
>+		assertFalse(action.isChecked());
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet's new handler creates a new instance
>+	 * 
>+	 * @throws NotHandledException
>+	 * @throws NotEnabledException
>+	 * @throws NotDefinedException
>+	 * @throws ExecutionException
>+	 */
>+	public void testNewPropertySheet() throws ExecutionException,
>+			NotDefinedException, NotEnabledException, NotHandledException {
>+		assertTrue(countPropertySheetViews() == 1);
>+		executeNewPropertySheetHandler();
>+		assertTrue(countPropertySheetViews() == 2);
>+	}
>+
>+	/**
>+	 * @throws ExecutionException
>+	 * @throws NotDefinedException
>+	 * @throws NotEnabledException
>+	 * @throws NotHandledException
>+	 */
>+	private void executeNewPropertySheetHandler() throws ExecutionException,
>+			NotDefinedException, NotEnabledException, NotHandledException {
>+
>+		// the propertysheet is the active part if its view toolbar command gets
>+		// pressed
>+		activePage.activate(propertySheet);
>+
>+		IHandlerService handlerService = (IHandlerService) PlatformUI
>+				.getWorkbench().getService(IHandlerService.class);
>+		Event event = new Event();
>+		handlerService.executeCommand(NewPropertySheetHandler.ID, event);
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet pins the parent if a second instance is opened
>+	 * 
>+	 * @throws NotHandledException
>+	 * @throws NotEnabledException
>+	 * @throws NotDefinedException
>+	 * @throws ExecutionException
>+	 */
>+	public void testParentIsPinned() throws ExecutionException,
>+			NotDefinedException, NotEnabledException, NotHandledException {
>+		executeNewPropertySheetHandler();
>+
>+		IAction pinAction = getPinPropertySheetAction(propertySheet);
>+		assertTrue("Parent property sheet isn't pinned", pinAction.isChecked());
>+	}
>+
>+	/**
>+	 * Test if the PropertySheet pins the parent if a second instance is opened
>+	 * 
>+	 * @throws Throwable
>+	 */
>+	public void testPinningWithMultipleInstances() throws Throwable {
>+		executeNewPropertySheetHandler();
>+		testPinning();
>+	}
>+}
>Index: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/NewPropertySheetHandlerTest.java
>===================================================================
>RCS file: Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/NewPropertySheetHandlerTest.java
>diff -N Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/NewPropertySheetHandlerTest.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse UI Tests/org/eclipse/ui/tests/propertysheet/NewPropertySheetHandlerTest.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,289 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Versant Corp. 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:
>+ *     Markus Alexander Kuppe (Versant Corp.) - https://bugs.eclipse.org/248103
>+ ******************************************************************************/
>+
>+package org.eclipse.ui.tests.propertysheet;
>+
>+import java.util.HashMap;
>+
>+import org.eclipse.core.commands.Command;
>+import org.eclipse.core.commands.ExecutionEvent;
>+import org.eclipse.core.commands.ExecutionException;
>+import org.eclipse.core.expressions.IEvaluationContext;
>+import org.eclipse.core.runtime.IAdapterFactory;
>+import org.eclipse.core.runtime.Platform;
>+import org.eclipse.jface.viewers.StructuredSelection;
>+import org.eclipse.ui.IPageLayout;
>+import org.eclipse.ui.IViewPart;
>+import org.eclipse.ui.PartInitException;
>+import org.eclipse.ui.PlatformUI;
>+import org.eclipse.ui.commands.ICommandService;
>+import org.eclipse.ui.handlers.IHandlerService;
>+import org.eclipse.ui.part.IShowInSource;
>+import org.eclipse.ui.part.ShowInContext;
>+import org.eclipse.ui.tests.SelectionProviderView;
>+import org.eclipse.ui.views.properties.PropertySheet;
>+import org.eclipse.ui.views.properties.PropertyShowInContext;
>+
>+/**
>+ * @since 3.5
>+ * 
>+ */
>+public class NewPropertySheetHandlerTest extends AbstractPropertySheetTest {
>+
>+	private TestNewPropertySheetHandler testNewPropertySheetHandler;
>+
>+	public NewPropertySheetHandlerTest(String testName) {
>+		super(testName);
>+	}
>+
>+	/*
>+	 * (non-Javadoc)
>+	 * 
>+	 * @see
>+	 * org.eclipse.ui.tests.propertysheet.AbstractPropertySheetTest#doSetUp()
>+	 */
>+	protected void doSetUp() throws Exception {
>+		super.doSetUp();
>+		testNewPropertySheetHandler = new TestNewPropertySheetHandler();
>+	}
>+
>+	private ExecutionEvent getExecutionEvent() {
>+		IHandlerService handlerService = (IHandlerService) PlatformUI
>+				.getWorkbench().getService(IHandlerService.class);
>+		ICommandService commandService = (ICommandService) PlatformUI
>+				.getWorkbench().getService(ICommandService.class);
>+		IEvaluationContext evalContext = handlerService.getCurrentState();
>+		Command command = commandService
>+				.getCommand(TestNewPropertySheetHandler.ID);
>+		ExecutionEvent executionEvent = new ExecutionEvent(command,
>+				new HashMap(), null, evalContext);
>+		return executionEvent;
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#getShowInContext(org.eclipse.core.commands.ExecutionEvent)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 *             StructuredSelection.EMPTY,
>+	 */
>+	public final void testGetShowInContextFromPropertySheet()
>+			throws ExecutionException, PartInitException {
>+		activePage.showView(IPageLayout.ID_PROP_SHEET);
>+
>+		PropertyShowInContext context = testNewPropertySheetHandler
>+				.getShowInContext(getExecutionEvent());
>+		assertNotNull(context);
>+		assertNull(context.getSelection());
>+		assertNull(context.getPart());
>+		assertNull(context.getInput());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#getShowInContext(org.eclipse.core.commands.ExecutionEvent)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testGetShowInContextFromAShowInSource()
>+			throws ExecutionException, PartInitException {
>+		IAdapterFactory factory = new IAdapterFactory() {
>+			public Object getAdapter(Object adaptableObject, Class adapterType) {
>+				return new IShowInSource() {
>+					public ShowInContext getShowInContext() {
>+						return new ShowInContext(StructuredSelection.EMPTY,
>+								StructuredSelection.EMPTY);
>+					}
>+				};
>+			}
>+
>+			public Class[] getAdapterList() {
>+				return new Class[] { IShowInSource.class };
>+			}
>+		};
>+		try {
>+			SelectionProviderView selectionProviderView = (SelectionProviderView) activePage
>+					.showView(SelectionProviderView.ID);
>+			selectionProviderView.setSelection(StructuredSelection.EMPTY);
>+			Platform.getAdapterManager().registerAdapters(factory,
>+					SelectionProviderView.class);
>+
>+			PropertyShowInContext context = testNewPropertySheetHandler
>+					.getShowInContext(getExecutionEvent());
>+			assertNotNull(context);
>+			assertEquals(StructuredSelection.EMPTY, context.getSelection());
>+			assertEquals(StructuredSelection.EMPTY, context.getInput());
>+			assertEquals(selectionProviderView, context.getPart());
>+		} finally {
>+			Platform.getAdapterManager().unregisterAdapters(factory);
>+		}
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#getShowInContext(org.eclipse.core.commands.ExecutionEvent)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testGetShowInContextWithNoShowInSource()
>+			throws PartInitException, ExecutionException {
>+		SelectionProviderView selectionProviderView = (SelectionProviderView) activePage
>+				.showView(SelectionProviderView.ID);
>+		assertFalse(selectionProviderView instanceof IShowInSource);
>+		assertNull(selectionProviderView.getAdapter(IShowInSource.class));
>+
>+		PropertyShowInContext context = testNewPropertySheetHandler
>+				.getShowInContext(getExecutionEvent());
>+		assertNotNull(context);
>+		assertNull(context.getSelection());
>+		assertNull(context.getInput());
>+		assertEquals(selectionProviderView, context.getPart());
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#getShowInContext(org.eclipse.core.commands.ExecutionEvent)}
>+	 * .
>+	 */
>+	public final void testGetShowInContextWithNoActivePart() {
>+		try {
>+			testNewPropertySheetHandler.getShowInContext(getExecutionEvent());
>+		} catch (ExecutionException e) {
>+			return;
>+		}
>+		fail("Expected ExecutionException due to no active part");
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#findPropertySheet(org.eclipse.core.commands.ExecutionEvent, org.eclipse.ui.views.properties.PropertyShowInContext)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testFindPropertySheetWithoutActivePart()
>+			throws PartInitException, ExecutionException {
>+		assertNull(PlatformUI.getWorkbench().getActiveWorkbenchWindow()
>+				.getActivePage().getActivePart());
>+
>+		try {
>+			testNewPropertySheetHandler.findPropertySheet(getExecutionEvent(),
>+					new PropertyShowInContext(null, StructuredSelection.EMPTY));
>+		} catch (ExecutionException e) {
>+			return;
>+		}
>+		fail("Expected ExecutionException due to no active part");
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#findPropertySheet(org.eclipse.core.commands.ExecutionEvent, org.eclipse.ui.views.properties.PropertyShowInContext)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testFindPropertySheetWithOtherSheetActive()
>+			throws PartInitException, ExecutionException {
>+		propertySheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+		assertTrue(countPropertySheetViews() == 1);
>+
>+		PropertySheet foundSheet = testNewPropertySheetHandler
>+				.findPropertySheet(getExecutionEvent(),
>+						new PropertyShowInContext(propertySheet,
>+								StructuredSelection.EMPTY));
>+		assertNotNull(foundSheet);
>+		assertNotSame(propertySheet, foundSheet);
>+		assertTrue(countPropertySheetViews() == 2);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#findPropertySheet(org.eclipse.core.commands.ExecutionEvent, org.eclipse.ui.views.properties.PropertyShowInContext)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testFindPropertySheetWithSPVActive()
>+			throws PartInitException, ExecutionException {
>+		IViewPart showView = activePage.showView(IPageLayout.ID_PROP_SHEET);
>+		IViewPart spv = activePage.showView(SelectionProviderView.ID);
>+		assertTrue(countPropertySheetViews() == 1);
>+
>+		PropertySheet foundSheet = testNewPropertySheetHandler
>+				.findPropertySheet(getExecutionEvent(),
>+						new PropertyShowInContext(spv,
>+								StructuredSelection.EMPTY));
>+		assertNotNull(foundSheet);
>+		assertEquals(showView, foundSheet);
>+		assertTrue(countPropertySheetViews() == 1);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#findPropertySheet(org.eclipse.core.commands.ExecutionEvent, org.eclipse.ui.views.properties.PropertyShowInContext)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testFindPropertySheetWithPinnedPSandSPVActive()
>+			throws PartInitException, ExecutionException {
>+		PropertySheet sheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+		sheet.setPinned(true);
>+		IViewPart spv = activePage.showView(SelectionProviderView.ID);
>+		assertTrue(countPropertySheetViews() == 1);
>+
>+		PropertySheet foundSheet = testNewPropertySheetHandler
>+				.findPropertySheet(getExecutionEvent(),
>+						new PropertyShowInContext(spv,
>+								StructuredSelection.EMPTY));
>+		assertNotNull(foundSheet);
>+		assertNotSame(sheet, foundSheet);
>+		assertTrue(countPropertySheetViews() == 2);
>+	}
>+
>+	/**
>+	 * Test method for
>+	 * {@link org.eclipse.ui.tests.propertysheet.TestNewPropertySheetHandler#findPropertySheet(org.eclipse.core.commands.ExecutionEvent, org.eclipse.ui.views.properties.PropertyShowInContext)}
>+	 * .
>+	 * 
>+	 * @throws ExecutionException
>+	 * @throws PartInitException
>+	 */
>+	public final void testFindPropertySheetWithUnpinnedPSandSPVActive()
>+			throws PartInitException, ExecutionException {
>+		PropertySheet sheet = (PropertySheet) activePage
>+				.showView(IPageLayout.ID_PROP_SHEET);
>+		IViewPart showView = activePage.showView(SelectionProviderView.ID);
>+		PropertyShowInContext context = new PropertyShowInContext(showView,
>+				StructuredSelection.EMPTY);
>+		assertTrue(sheet.show(context));
>+		sheet.setPinned(true);
>+		assertTrue(countPropertySheetViews() == 1);
>+
>+		PropertySheet foundSheet = testNewPropertySheetHandler
>+				.findPropertySheet(getExecutionEvent(), context);
>+		assertNotNull(foundSheet);
>+		assertEquals(sheet, foundSheet);
>+		assertTrue(countPropertySheetViews() == 1);
>+	}
>+}

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