Bug 353140 - [Help] Handle situation where documentation is not

installed

9 files changed, 282 insertions, 71 deletions

diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/IHelpUIConstants.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/IHelpUIConstants.java
index a6f1a5c29..dbeae8518 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/IHelpUIConstants.java
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/IHelpUIConstants.java
@@ -73,7 +73,8 @@ public interface IHelpUIConstants {
 	public static final String HV_BROWSER_PAGE = "browser-page"; //$NON-NLS-1$
 	public static final String HV_RELATED_TOPICS = "related-topics"; //$NON-NLS-1$
 	public static final String HV_CONTEXT_HELP_PAGE = "context-help-page"; //$NON-NLS-1$
-
+	public static final String HV_MISSING_CONTENT = "missing-content"; //$NON-NLS-1$
+	
 	public static final String HV_INDEX = "index"; //$NON-NLS-1$
 	public static final String HV_INDEX_TYPEIN = "index-typein"; //$NON-NLS-1$
 	public static final String HV_INDEX_PAGE = "index-page"; //$NON-NLS-1$
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.java
index 96ec41590..d366db497 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.java
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.java
@@ -43,6 +43,7 @@ public final class Messages extends NLS {
 	public static String ReusableHelpPart_bookmarkAction_label;
 	public static String ReusableHelpPart_status;
 	public static String ReusableHelpPart_indexPage_name;
+	public static String ReusableHelpPart_missingContent;
 	public static String HelpView_defaultText;
 	public static String expression;
 	public static String expression_label;
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.properties b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.properties
index 027531ba3..2090e1eda 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.properties
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/Messages.properties
@@ -46,6 +46,7 @@ ReusableHelpPart_bookmarkAction_label=&Add Bookmark
 ReusableHelpPart_internalBrowserTitle=Help
 ReusableHelpPart_status = {0} - {1}
 ReusableHelpPart_indexPage_name=Index
+ReusableHelpPart_missingContent=Additional help content available
 
 HelpView_defaultText=Click on any workbench part to show related help topics.
 
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/BrowserPart.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/BrowserPart.java
index 4be56d97c..f1690bd10 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/BrowserPart.java
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/BrowserPart.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2010 IBM Corporation and others.
+ * Copyright (c) 2000, 2011 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
@@ -17,6 +17,7 @@ import java.util.StringTokenizer;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.core.runtime.preferences.IEclipsePreferences;
+import org.eclipse.core.runtime.preferences.IScopeContext;
 import org.eclipse.core.runtime.preferences.InstanceScope;
 import org.eclipse.help.internal.base.BaseHelpSystem;
 import org.eclipse.help.internal.base.HelpBasePlugin;
@@ -246,7 +247,7 @@ public class BrowserPart extends AbstractFormPart implements IHelpPart {
 		
 		highlightAction = new Action() {
 			public void run() {
-				InstanceScope instanceScope = new InstanceScope();
+				IScopeContext instanceScope = InstanceScope.INSTANCE; 
 				IEclipsePreferences prefs = instanceScope.getNode(HelpBasePlugin.PLUGIN_ID);
 				prefs.putBoolean(HIGHLIGHT_ON, highlightAction.isChecked());
 				if (browser.getUrl().indexOf("resultof")!=-1) browser.execute("setHighlight(" +highlightAction.isChecked()+");"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
@@ -409,13 +410,14 @@ public class BrowserPart extends AbstractFormPart implements IHelpPart {
 	private boolean redirectLink(final String url) {
 		if (url.indexOf("/topic/") != -1) { //$NON-NLS-1$
 			if (url.indexOf("noframes") == -1) { //$NON-NLS-1$
-				// char sep = url.lastIndexOf('?') != -1 ? '&' : '?';
-				// String newURL = url + sep + "noframes=true"; //$NON-NLS-1$
 				return true;
 			}
 		} else if (url.indexOf("livehelp/?pluginID=")>0) { //$NON-NLS-1$
 			processLiveAction(url);
 			return true;
+		} else if (url.indexOf("helpview:") == 0) { //$NON-NLS-1$
+			HelpviewProtocol.handleProtocolCall(url, parent);
+			return true;
 		}
 		return false;
 	}
@@ -482,7 +484,7 @@ public class BrowserPart extends AbstractFormPart implements IHelpPart {
 
 	private void doMagnify(int percent) {
 		fontScalePercentage += percent;
-		InstanceScope instanceScope = new InstanceScope();
+		IScopeContext instanceScope = InstanceScope.INSTANCE; 
 		IEclipsePreferences prefs = instanceScope.getNode(HelpBasePlugin.PLUGIN_ID);
 		prefs.putInt(HELP_VIEW_SCALE, fontScalePercentage);
 		try {
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/HelpviewProtocol.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/HelpviewProtocol.java
new file mode 100644
index 000000000..6869af147
--- /dev/null
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/HelpviewProtocol.java
@@ -0,0 +1,38 @@
+/*******************************************************************************
+ * Copyright (c) 2011 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.help.ui.internal.views;
+
+import org.eclipse.help.internal.base.MissingContentManager;
+
+/**
+ * The helpview: protocol is used as a way to create hyperlinks which perform specific functions within the help view.
+ */
+
+public class HelpviewProtocol  {
+	public static final String HELPVIEW_PROTOCOL = "helpview:"; //$NON-NLS-1$
+	public static final String CHECK_REMOTE_STATUS = "checkremote"; //$NON-NLS-1$
+	public static final String IGNORE_MISSING_BOOKS = "ignoreMissingBooks"; //$NON-NLS-1$
+	
+	public static void handleProtocolCall(String url, ReusableHelpPart part) {
+		int index = url.indexOf(HELPVIEW_PROTOCOL);
+		if (index == -1) {
+			return;
+		}
+		String command = url.substring(index + HELPVIEW_PROTOCOL.length());
+		if ( command.equals(CHECK_REMOTE_STATUS) ) {
+			part.checkRemoteStatus();
+		}
+		if ( command.equals(IGNORE_MISSING_BOOKS)) {
+			MissingContentManager.getInstance().ignoreAllMissingPlaceholders();
+			part.checkPlaceholderStatus();
+		}
+	}
+}
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/IgnoreMissingPlaceholderHandler.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/IgnoreMissingPlaceholderHandler.java
new file mode 100644
index 000000000..e243632c9
--- /dev/null
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/IgnoreMissingPlaceholderHandler.java
@@ -0,0 +1,27 @@
+/*******************************************************************************

+ * Copyright (c) 2011 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.help.ui.internal.views;

+

+import org.eclipse.core.commands.AbstractHandler;

+import org.eclipse.core.commands.ExecutionEvent;

+import org.eclipse.core.commands.ExecutionException;

+import org.eclipse.help.internal.base.MissingContentManager;

+

+

+public class IgnoreMissingPlaceholderHandler extends AbstractHandler {

+

+	public Object execute(ExecutionEvent event) throws ExecutionException {

+		MissingContentManager.getInstance().ignoreAllMissingPlaceholders();

+		return null;

+	}

+

+}

diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/MissingContentPart.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/MissingContentPart.java
new file mode 100644
index 000000000..de0cc5a16
--- /dev/null
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/MissingContentPart.java
@@ -0,0 +1,165 @@
+/*******************************************************************************
+ * Copyright (c) 2011 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.help.ui.internal.views;
+
+import org.eclipse.help.internal.base.MissingContentManager;
+import org.eclipse.help.internal.base.remote.RemoteStatusData;
+import org.eclipse.help.ui.internal.Messages;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.jface.resource.JFaceResources;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.ui.IMemento;
+import org.eclipse.ui.forms.AbstractFormPart;
+import org.eclipse.ui.forms.events.HyperlinkAdapter;
+import org.eclipse.ui.forms.events.HyperlinkEvent;
+import org.eclipse.ui.forms.widgets.FormToolkit;
+import org.eclipse.ui.forms.widgets.ImageHyperlink;
+
+public class MissingContentPart extends AbstractFormPart implements IHelpPart  {
+
+	private Composite container;
+	private String id;
+	private ReusableHelpPart helpPart;
+	private ImageHyperlink statusLink;
+	private boolean wasRemoteHelpUnavailable = false;
+	private boolean wasUnresolvedPlaceholders = false;
+	
+	public MissingContentPart(Composite parent, FormToolkit toolkit) {			
+		container = toolkit.createComposite(parent, SWT.NULL);
+		container.setBackgroundMode(SWT.INHERIT_DEFAULT);
+		GridLayout layout = new GridLayout();
+		layout.marginHeight = 0;
+		layout.verticalSpacing = 0;
+		layout.marginTop = 2;
+		container.setLayout(layout);
+		updateStatus();
+	}
+
+	public void updateStatus() {
+		// Only update the controls if the status has changed
+		boolean isRemoteHelpUnavailable = RemoteStatusData.isAnyRemoteHelpUnavailable();
+		if ( isRemoteHelpUnavailable && wasRemoteHelpUnavailable) {
+			return; // Nothing to do, remote help unavailable message already showing
+		}
+		boolean isUnresolvedPlaceholders = MissingContentManager.getInstance().isUnresolvedPlaceholders();
+		if ( isRemoteHelpUnavailable == wasRemoteHelpUnavailable && isUnresolvedPlaceholders == wasUnresolvedPlaceholders ) {
+			return;
+		}
+		disposeLink();
+		wasRemoteHelpUnavailable = isRemoteHelpUnavailable;
+		wasUnresolvedPlaceholders = isUnresolvedPlaceholders;
+		FormToolkit toolkit = new FormToolkit(container.getDisplay());
+		if ( isRemoteHelpUnavailable ) {
+			createHelpMissingLink(container, toolkit, Dialog.DLG_IMG_MESSAGE_WARNING, Messages.remoteHelpUnavailable, 
+			        MissingContentManager.getInstance().getRemoteHelpUnavailablePage(true), true);
+		} else if ( isUnresolvedPlaceholders) {
+		    createHelpMissingLink(container, toolkit, Dialog.DLG_IMG_MESSAGE_INFO, Messages.ReusableHelpPart_missingContent, 
+					MissingContentManager.getInstance().getHelpMissingPage(true), false);
+		}
+		toolkit.dispose();
+	}
+	
+	private void createHelpMissingLink(Composite container, FormToolkit toolkit, String imageKey, String linkText, String linkTarget, boolean isRemoteUnavailableLink) {
+		final String target = linkTarget;
+		final boolean isRemote = isRemoteUnavailableLink;
+		Composite padding = new Composite(container, SWT.NULL);
+		GridData paddingData = new GridData();
+		paddingData.heightHint = 2;
+		padding.setLayoutData(paddingData);
+		toolkit.adapt(padding);
+        Image warningImage = JFaceResources.getImage(imageKey);	
+		statusLink = toolkit.createImageHyperlink(container, SWT.NULL);
+		statusLink.setText(linkText);
+		statusLink.setImage(warningImage);
+		statusLink.addHyperlinkListener(new HyperlinkAdapter() {
+			public void linkActivated(HyperlinkEvent e) {
+				helpPart.showURL(target); 
+				if ( isRemote ) {
+				    helpPart.checkRemoteStatus();
+				} else {
+				    helpPart.checkPlaceholderStatus();
+				}
+			}
+		});
+		GridData statusData = new GridData(GridData.BEGINNING, GridData.CENTER, false, false);
+		statusLink.setLayoutData(statusData);
+	}
+	
+	private void disposeLink() {
+		if (statusLink != null) {
+		    statusLink.dispose();
+		}
+		statusLink = null;
+	}
+	
+	public void setSubsequentPage(String subsequentPage) {
+		
+	}	
+
+	public void init(ReusableHelpPart parent, String id, IMemento memento) {
+		this.id = id;
+		this.helpPart = parent;
+	}
+
+	public void saveState(IMemento memento) {
+	}
+
+	public Control getControl() {
+		return container;
+	}
+
+	public String getId() {
+		return id;
+	}
+
+	public void setVisible(boolean visible) {
+		if (container != null) {
+		    container.setVisible(visible);
+		}
+	}
+
+	public boolean hasFocusControl(Control control) {
+		return false;
+	}
+
+	public boolean fillContextMenu(IMenuManager manager) {
+		return false;
+	}
+
+	public IAction getGlobalAction(String id) {
+		return null;
+	}
+
+	public void stop() {
+		
+	}
+
+	public void toggleRoleFilter() {
+		
+	}
+
+	public void refilter() {
+			
+	}
+	
+	public void dispose() {
+		disposeLink();
+	}
+		
+}
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/ReusableHelpPart.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/ReusableHelpPart.java
index 4d6b1e20e..1951c74c5 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/ReusableHelpPart.java
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/ReusableHelpPart.java
@@ -33,6 +33,7 @@ import org.eclipse.help.internal.base.BaseHelpSystem;
 import org.eclipse.help.internal.base.HelpBasePlugin;
 import org.eclipse.help.internal.base.HelpEvaluationContext;
 import org.eclipse.help.internal.base.IHelpBaseConstants;
+import org.eclipse.help.internal.base.MissingContentManager;
 import org.eclipse.help.internal.base.util.LinkUtil;
 import org.eclipse.help.internal.protocols.HelpURLConnection;
 import org.eclipse.help.internal.search.federated.IndexerJob;
@@ -547,10 +548,11 @@ public class ReusableHelpPart implements IHelpUIConstants,
 		}
 
 		public void setFocus() {
-			// Focus on the first part that is not the see also links
+			// Focus on the first part that is not the see also links or missing content link
 			for (int focusPart = 0; focusPart < partRecs.size(); focusPart++) {
 				PartRec rec = (PartRec) partRecs.get(focusPart);
-				if ( rec.part.getId() != IHelpUIConstants.HV_SEE_ALSO ) { 
+				String partId = rec.part.getId();
+				if ( partId != IHelpUIConstants.HV_SEE_ALSO && partId != IHelpUIConstants.HV_MISSING_CONTENT) { 
 				    rec.part.setFocus();
 				    return;
 				}
@@ -747,6 +749,7 @@ public class ReusableHelpPart implements IHelpUIConstants,
 				IHelpUIConstants.IMAGE_HELP_SEARCH);
 		page.setVerticalSpacing(0);
 		page.addPart(HV_SEE_ALSO, false);
+		page.addPart(HV_MISSING_CONTENT, false);
 		page.addPart(HV_FSEARCH, false);
 		page.addPart(HV_FSEARCH_RESULT, true);
 		pages.add(page);
@@ -758,6 +761,7 @@ public class ReusableHelpPart implements IHelpUIConstants,
 		page.setVerticalSpacing(0);
 		page.setHorizontalMargin(0);
 		page.addPart(HV_SEE_ALSO, false);
+		page.addPart(HV_MISSING_CONTENT, false);
 		page.addPart(HV_SCOPE_SELECT, false);
 		page.addPart(HV_TOPIC_TREE, true);
 		pages.add(page);
@@ -788,6 +792,7 @@ public class ReusableHelpPart implements IHelpUIConstants,
 		page.setVerticalSpacing(0);
 		page.setHorizontalMargin(0);
 		page.addPart(HV_SEE_ALSO, false);
+		page.addPart(HV_MISSING_CONTENT, false);
 		page.addPart(HV_RELATED_TOPICS, true);
 		pages.add(page);
 
@@ -797,6 +802,7 @@ public class ReusableHelpPart implements IHelpUIConstants,
 				IHelpUIConstants.IMAGE_INDEX); 
 		page.setVerticalSpacing(0);
 		page.addPart(HV_SEE_ALSO, false);
+		page.addPart(HV_MISSING_CONTENT, false);
 		page.addPart(HV_SCOPE_SELECT, false);
 		page.addPart(HV_INDEX_TYPEIN, false);
 		page.addPart(HV_INDEX, true);
@@ -1190,6 +1196,8 @@ public class ReusableHelpPart implements IHelpUIConstants,
 			part = new IndexPart(parent, mform.getToolkit(), tbm);
 		} else if (id.equals(HV_INDEX_TYPEIN)) {
 			part = new IndexTypeinPart(parent, mform.getToolkit(), tbm);
+		} else if (id.equals(HV_MISSING_CONTENT)) {
+			part = new MissingContentPart(parent, mform.getToolkit());
 		}
 		if (part != null) {
 			mform.addPart(part);			
@@ -1723,5 +1731,36 @@ public class ReusableHelpPart implements IHelpUIConstants,
 		}
 		return style;
 	}
+
+	public void checkRemoteStatus() {
+		clearBrowser();
+		showURL("/org.eclipse.help.webapp/" + MissingContentManager.REMOTE_STATUS_HELP_VIEW_HREF); //$NON-NLS-1$
+		updateStatusLinks();
+	}
+
+	public void checkPlaceholderStatus() {
+		clearBrowser();
+		showURL("/org.eclipse.help.webapp/" + MissingContentManager.MISSING_BOOKS_HELP_VIEW_HREF); //$NON-NLS-1$
+		updateStatusLinks();
+		
+	}
+	
+	private void clearBrowser() {
+		IHelpPart part = findPart(HV_BROWSER);
+		if ( part == null ) {
+			return;
+		}
+		BrowserPart browserPart = (BrowserPart) part;
+		browserPart.clearBrowser();
+	}
+
+	private void updateStatusLinks() {
+		IHelpPart part = findPart(HV_MISSING_CONTENT);
+		if ( part == null ) {
+			return;
+		}
+		MissingContentPart mcPart = (MissingContentPart) part;
+		mcPart.updateStatus();
+	}
 }
 
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/SearchPart.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/SearchPart.java
index 08ad71ac8..acd240910 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/SearchPart.java
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/views/SearchPart.java
@@ -23,7 +23,6 @@ import org.eclipse.core.runtime.jobs.IJobChangeListener;
 import org.eclipse.core.runtime.jobs.Job;
 import org.eclipse.help.HelpSystem;
 import org.eclipse.help.internal.base.BaseHelpSystem;
-import org.eclipse.help.internal.base.remote.RemoteStatusData;
 import org.eclipse.help.internal.search.federated.FederatedSearchEntry;
 import org.eclipse.help.internal.search.federated.FederatedSearchJob;
 import org.eclipse.help.internal.search.federated.LocalHelp;
@@ -35,10 +34,8 @@ import org.eclipse.help.ui.internal.IHelpUIConstants;
 import org.eclipse.help.ui.internal.Messages;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.action.IMenuManager;
-import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.preference.PreferenceDialog;
 import org.eclipse.jface.preference.PreferenceManager;
-import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.KeyAdapter;
@@ -47,7 +44,6 @@ import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
-import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
@@ -65,7 +61,6 @@ import org.eclipse.ui.forms.events.HyperlinkEvent;
 import org.eclipse.ui.forms.widgets.FormText;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.Hyperlink;
-import org.eclipse.ui.forms.widgets.ImageHyperlink;
 import org.eclipse.ui.forms.widgets.Section;
 import org.eclipse.ui.forms.widgets.TableWrapData;
 import org.eclipse.ui.forms.widgets.TableWrapLayout;
@@ -93,10 +88,6 @@ public class SearchPart extends AbstractFormPart implements IHelpPart, IHelpUICo
 	private static final String HREF_SEARCH_HELP = "/org.eclipse.platform.doc.user/tasks/help_search.htm"; //$NON-NLS-1$
 
 	private static boolean SEARCH_HELP_AVAILABLE = false;
-	
-	
-	private ImageHyperlink remoteStatusLink;
-	private boolean wasHelpUnavailable = false;
 
 	static {
 		InputStream is = HelpSystem.getHelpContent(HREF_SEARCH_HELP);
@@ -268,27 +259,12 @@ public class SearchPart extends AbstractFormPart implements IHelpPart, IHelpUICo
 		
 		createScopeSection(toolkit);
 		
-		createRemoteStatusLink(toolkit);
-		
 //		createAlternateQueriesSection(toolkit);
 		
 		toolkit.paintBordersFor(container);
 		jobListener = new JobListener();
 		Job.getJobManager().addJobChangeListener(jobListener);
 	}
-	
-	public boolean isStale()
-	{
-		boolean currentAvailability = RemoteStatusData.isAnyRemoteHelpUnavailable();
-		
-		if (wasHelpUnavailable!=currentAvailability)
-		{
-			wasHelpUnavailable=currentAvailability;
-			return true;
-		}
-		
-		return false;
-	}
 
 	private void createScopeSection(FormToolkit toolkit) {
 		TableWrapData td;
@@ -337,37 +313,6 @@ public class SearchPart extends AbstractFormPart implements IHelpPart, IHelpUICo
 		toolkit.paintBordersFor(detailGroup);
 	}
 	
-	private void createRemoteStatusLink(FormToolkit toolkit){
-		TableWrapData td;
-		
-		Image warningImage = JFaceResources.getImage(Dialog.DLG_IMG_MESSAGE_WARNING);
-		
-		remoteStatusLink = toolkit.createImageHyperlink(container, SWT.NULL);
-		remoteStatusLink.setText(Messages.remoteHelpUnavailable);
-		remoteStatusLink.setImage(warningImage);
-		remoteStatusLink.addHyperlinkListener(new HyperlinkAdapter() {
-
-			public void linkActivated(HyperlinkEvent e) {
-				doRemoteStatus();
-			}
-		});
-
-		td = new TableWrapData();
-		td.colspan = 2;
-		td.align = TableWrapData.FILL;
-		remoteStatusLink.setLayoutData(td);
-
-		if (wasHelpUnavailable = RemoteStatusData.isAnyRemoteHelpUnavailable())
-		{
-			remoteStatusLink.setVisible(true);
-		}
-		else
-		{
-			remoteStatusLink.dispose();
-		}
-		
-	}	
-	
 	private void createAlternateQueriesSection(FormToolkit toolkit){
 
 		TableWrapData td = new TableWrapData();
@@ -706,10 +651,6 @@ public class SearchPart extends AbstractFormPart implements IHelpPart, IHelpUICo
 		updateMasters(set);
 	}
 
-	private void doRemoteStatus() {
-        SearchPart.this.parent.showURL("org.eclipse.help.webapp/SearchNetworkHelpStatus.html",true); //$NON-NLS-1$
-	}
-	
 	private void doChangeScopeSet() {
 		ScopeSetDialog dialog = new ScopeSetDialog(container.getShell(), scopeSetManager, parent
 				.getEngineManager(), false);
@@ -790,10 +731,6 @@ public class SearchPart extends AbstractFormPart implements IHelpPart, IHelpUICo
 			doSearch(searchWordCombo.getText());
 		}
 		
-		if(RemoteStatusData.isAnyRemoteHelpUnavailable())
-			createRemoteStatusLink(toolkit);
-		else
-			remoteStatusLink.dispose();
 	}
 
 	public String getId() {