Added search for unresolved includes, bug 213561.

26 files changed, 447 insertions, 104 deletions

diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/internal/index/tests/EmptyIndexFragment.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/internal/index/tests/EmptyIndexFragment.java
index 6068dacdeb7..d7a9ac2480b 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/internal/index/tests/EmptyIndexFragment.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/internal/index/tests/EmptyIndexFragment.java
@@ -118,4 +118,7 @@ public class EmptyIndexFragment implements IIndexFragment {
 	public IIndexFragmentFileSet createFileSet() {
 		return null;
 	}
+	public IIndexFragmentFile[] getAllFiles() {
+		return IIndexFragmentFile.EMPTY_ARRAY;
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTSignatureUtil.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTSignatureUtil.java
index ce498984c27..9c04705405d 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTSignatureUtil.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTSignatureUtil.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2005, 2007 IBM Corporation and others.
+ * Copyright (c) 2005, 2008 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
@@ -9,7 +9,6 @@
  *     Rational Software - initial implementation
  *     Markus Schorn (Wind River Systems)
  *******************************************************************************/
-
 package org.eclipse.cdt.core.dom.ast;
 
 import org.eclipse.cdt.core.dom.ast.c.ICASTArrayDesignator;
@@ -44,6 +43,7 @@ import org.eclipse.cdt.core.dom.ast.gnu.cpp.IGPPASTPointer;
 import org.eclipse.cdt.core.dom.ast.gnu.cpp.IGPPASTSimpleDeclSpecifier;
 import org.eclipse.cdt.core.parser.GCCKeywords;
 import org.eclipse.cdt.core.parser.Keywords;
+import org.eclipse.cdt.internal.core.dom.parser.ASTProblem;
 
 /**
  * This is a utility class to help convert AST elements to Strings corresponding
@@ -1079,4 +1079,10 @@ public class ASTSignatureUtil {
 		return result;
 	}
 
+	/**
+	 * Returns the same message as {@link IASTProblem#getMessageWithoutLocation()}.
+	 */
+	public static String getProblemMessage(int problemID, String detail) {
+		return ASTProblem.getMessageWithoutLocation(problemID, detail);
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java
index 01997cbac61..9ec6ba390c2 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java
@@ -10,7 +10,6 @@
  *    Andrew Ferguson (Symbian)
  *    Bryan Wilkinson (QNX)
  *******************************************************************************/ 
-
 package org.eclipse.cdt.core.index;
 
 import java.util.regex.Pattern;
@@ -363,4 +362,10 @@ public interface IIndex {
 	 * Creates a file-set that can be used with this index as long as you hold a read-lock.
 	 */
 	public IIndexFileSet createFileSet();
+
+	/**
+	 * Returns an array of all files that are part of this index. If a file is parsed in two
+	 * linkages, or in multiple fragments only one of the files will be returned.
+	 */
+	public IIndexFile[] getAllFiles() throws CoreException;
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/ASTProblem.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/ASTProblem.java
index aec81fade78..f8a32b57dc0 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/ASTProblem.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/ASTProblem.java
@@ -78,16 +78,20 @@ public class ASTProblem extends ASTNode implements IASTProblem {
         return ParserMessages.getFormattedString(PROBLEM_PATTERN, args);
     }
 
-    public String getMessageWithoutLocation() {
+    public static String getMessageWithoutLocation(int id, String arg) {
         String msg = errorMessages.get(new Integer(id));
         if (msg == null)
             msg = ""; //$NON-NLS-1$
 
         if (arg != null) {
-            return MessageFormat.format(msg, new Object[] { new String(arg) });
+            return MessageFormat.format(msg, arg);
         }
         return msg;
     }
+    
+    public String getMessageWithoutLocation() {
+    	return getMessageWithoutLocation(id, arg == null ? null : new String(arg));
+    }
 
     public boolean checkCategory(int bitmask) {
         return ((id & bitmask) != 0);
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java
index 62d0dc7c4ed..de71ba24962 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java
@@ -476,9 +476,11 @@ public class CIndex implements IIndex {
 	
 	private IndexFilter retargetFilter(final ILinkage linkage, final IndexFilter filter) {
 		return new IndexFilter() {
+			@Override
 			public boolean acceptBinding(IBinding binding) throws CoreException {
 				return filter.acceptBinding(binding);
 			}
+			@Override
 			public boolean acceptLinkage(ILinkage other) {
 				return linkage.getLinkageID() == other.getLinkageID();
 			}
@@ -586,4 +588,14 @@ public class CIndex implements IIndex {
 	public IIndexFileSet createFileSet() {
 		return new IndexFileSet();
 	}
+
+	public IIndexFile[] getAllFiles() throws CoreException {
+		HashMap<IIndexFileLocation, IIndexFile> result= new HashMap<IIndexFileLocation, IIndexFile>();
+		for (IIndexFragment ifrag : fFragments) {
+			for (IIndexFragmentFile iff : ifrag.getAllFiles()) {
+				result.put(iff.getLocation(), iff);
+			}
+		}
+		return result.values().toArray(new IIndexFile[result.size()]);
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java
index 2122c44a9a5..d42b9b36330 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java
@@ -130,4 +130,8 @@ final public class EmptyCIndex implements IIndex {
 	public IIndexFileSet createFileSet() {
 		return new IndexFileSet();
 	}
+
+	public IIndexFile[] getAllFiles() {
+		return IIndexFile.EMPTY_FILE_ARRAY;
+	}
 }
\ No newline at end of file
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/IIndexFragment.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/IIndexFragment.java
index 1d222a62dde..e09760934ea 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/IIndexFragment.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/IIndexFragment.java
@@ -232,4 +232,9 @@ public interface IIndexFragment {
 	 * @since 5.0
 	 */
 	IIndexFragmentFileSet createFileSet();
+
+	/**
+	 * @return an array of all files contained in this index.
+	 */
+	IIndexFragmentFile[] getAllFiles() throws CoreException;
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMProxy.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMProxy.java
index 9de69867b84..9dd5700c700 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMProxy.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMProxy.java
@@ -223,4 +223,10 @@ public class PDOMProxy implements IPDOM {
 	public IIndexFragmentFileSet createFileSet() {
 		return new PDOMFileSet();
 	}
+
+	public synchronized IIndexFragmentFile[] getAllFiles() throws CoreException {
+		if (fDelegate != null)
+			return fDelegate.getAllFiles();
+		return IIndexFragmentFile.EMPTY_ARRAY;
+	}
 }
diff --git a/core/org.eclipse.cdt.ui/plugin.properties b/core/org.eclipse.cdt.ui/plugin.properties
index ab036511dfe..e68a00c93d9 100644
--- a/core/org.eclipse.cdt.ui/plugin.properties
+++ b/core/org.eclipse.cdt.ui/plugin.properties
@@ -379,6 +379,7 @@ IndexView.name=C/C++ Index
 RebuildIndex.name=&Rebuild
 SyncIndex.name=&Update with Modified Files
 FreshenIndex.name=&Freshen All Files
+SearchUnresolvedIncludes.name=Search for Unresolved &Includes
 
 indexerPage.name = Indexer Page
 proposalFilter.name = Code Completion Proposal Filter
diff --git a/core/org.eclipse.cdt.ui/plugin.xml b/core/org.eclipse.cdt.ui/plugin.xml
index aa9fe8dea0b..970095ff92c 100644
--- a/core/org.eclipse.cdt.ui/plugin.xml
+++ b/core/org.eclipse.cdt.ui/plugin.xml
@@ -823,6 +823,7 @@
                path="buildGroup">
             <groupMarker name="rebuild"/>
             <separator name="update"/>
+            <separator name="search"/>
          </menu>
       </objectContribution>
       <objectContribution
@@ -833,12 +834,18 @@
              id="org.eclipse.cdt.ui.rebuildIndexAction"
              label="%RebuildIndex.name"
              menubarPath="org.eclipse.cdt.ui.indexmenu/rebuild"/>
+         <action
+             class="org.eclipse.cdt.internal.ui.search.actions.FindUnresolvedIncludesProjectAction"
+             id="org.eclipse.cdt.ui.searchUnresolvedIncludes"
+             label="%SearchUnresolvedIncludes.name"
+             menubarPath="org.eclipse.cdt.ui.indexmenu/search"/>
          <menu
                id="org.eclipse.cdt.ui.indexmenu"
                label="%Index.menu"
                path="buildGroup">
             <groupMarker name="rebuild"/>
             <separator name="update"/>
+            <separator name="search"/>
          </menu>
       </objectContribution>
       <!-- project explorer shows IProjects, we need to handle this -->
@@ -865,12 +872,18 @@
              id="org.eclipse.cdt.ui.rebuildIndexAction"
              label="%RebuildIndex.name"
              menubarPath="org.eclipse.cdt.ui.indexmenu/rebuild"/>
+         <action
+             class="org.eclipse.cdt.internal.ui.search.actions.FindUnresolvedIncludesProjectAction"
+             id="org.eclipse.cdt.ui.searchUnresolvedIncludes"
+             label="%SearchUnresolvedIncludes.name"
+             menubarPath="org.eclipse.cdt.ui.indexmenu/search"/>
          <menu
                id="org.eclipse.cdt.ui.indexmenu"
                label="%Index.menu"
                path="buildGroup">
             <groupMarker name="rebuild"/>
             <separator name="update"/>
+            <separator name="search"/>
          </menu>
       </objectContribution>
       <objectContribution
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.java
index 802826a649f..a9a34f2d11a 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.java
@@ -90,6 +90,7 @@ public final class CSearchMessages extends NLS {
 	public static String CSearchMessages_IndexRunningIncompleteWarning;
 	public static String PDOMSearchTreeContentProvider_IndexerNotEnabledWarning;
 	public static String PDOMSearchTreeContentProvider_ProjectClosedWarning;
+	public static String PDOMSearchUnresolvedIncludesQuery_title;
 
 	static {
 		NLS.initializeMessages(BUNDLE_NAME, CSearchMessages.class);
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.properties b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.properties
index 12331986307..c32b5505d53 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.properties
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchMessages.properties
@@ -82,6 +82,7 @@ PDOMSearchListContentProvider_IndexerNotEnabledMessageFormat=(project ''{0}'' -
 PDOMSearchListContentProvider_ProjectClosedMessageFormat=(project ''{0}'' - unknown results: project is closed)
 CSearchMessages_IndexRunningIncompleteWarning=(incomplete or inaccurate results: indexer was busy during search)
 PDOMSearch_query_pattern_error = Illegal Search String
+PDOMSearchUnresolvedIncludesQuery_title=Unresolved inclusions in {0}
 SelectionParseAction_FileOpenFailure_format=Could not open file ''{0}'', verify index is up-to-date
 SelectionParseAction_SelectedTextNotSymbol_message=Selected text cannot be mapped to a symbol name
 SelectionParseAction_SymbolNotFoundInIndex_format=Could not find symbol ''{0}'' in index
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchElement.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchElement.java
index df80c97ad76..39a33ec50be 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchElement.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchElement.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2006, 2007 QNX Software Systems and others.
+ * Copyright (c) 2006, 2008 QNX Software Systems 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
@@ -9,21 +9,14 @@
  *    QNX - Initial API and implementation
  *    Markus Schorn (Wind River Systems)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.ResourcesPlugin;
-import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IAdaptable;
 import org.eclipse.core.runtime.Path;
 
-import org.eclipse.cdt.core.browser.ITypeInfo;
-import org.eclipse.cdt.core.browser.IndexTypeInfo;
-import org.eclipse.cdt.core.index.IIndex;
-import org.eclipse.cdt.core.index.IIndexBinding;
 import org.eclipse.cdt.core.index.IIndexFileLocation;
-import org.eclipse.cdt.core.index.IIndexName;
 
 /**
  * Element class used to group matches.
@@ -32,37 +25,30 @@ import org.eclipse.cdt.core.index.IIndexName;
  */
 public class PDOMSearchElement implements IAdaptable {
 
-	private final ITypeInfo typeInfo;
 	private final IIndexFileLocation location;
 	
-	public PDOMSearchElement(IIndex index, IIndexName name, IIndexBinding binding) throws CoreException {
-		this.typeInfo= IndexTypeInfo.create(index, binding);
-		this.location= name.getFile().getLocation();
+	public PDOMSearchElement(IIndexFileLocation loc) {
+		this.location= loc;
 	}
 	
+	@Override
 	public int hashCode() {
-		return (typeInfo.getCElementType() *31 + typeInfo.getName().hashCode())*31 + location.hashCode();
+		return location.hashCode();
 	}
 	
+	@Override
 	public boolean equals(Object obj) {
 		if (!(obj instanceof PDOMSearchElement))
 			return false;
-		if (this == obj)
-			return true;
 		PDOMSearchElement other = (PDOMSearchElement)obj;
-		return typeInfo.getCElementType() == other.typeInfo.getCElementType()
-			&& typeInfo.getName().equals(other.typeInfo.getName())
-			&& location.equals(other.location);
+		return location.equals(other.location);
 	}
 
-	public ITypeInfo getTypeInfo() {
-		return typeInfo;
-	}
-	
-	IIndexFileLocation getLocation() {
+	final IIndexFileLocation getLocation() {
 		return location;
 	}
 	
+	@SuppressWarnings("unchecked")
 	public Object getAdapter(Class adapterType) {
 		if (adapterType.isAssignableFrom(IFile.class)) {
 			String fullPath= location.getFullPath();
@@ -72,5 +58,4 @@ public class PDOMSearchElement implements IAdaptable {
 		}
 		return null;
 	}
-
 }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchLabelProvider.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchLabelProvider.java
index 9ab080db056..ceb2c6a15b0 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchLabelProvider.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchLabelProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2007 Wind River Systems, Inc. and others.
+ * Copyright (c) 2007, 2008 Wind River Systems, Inc. and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -9,7 +9,6 @@
  *    Markus Schorn - initial API and implementation
  *    Ed Swartz (Nokia)
  *******************************************************************************/ 
-
 package org.eclipse.cdt.internal.ui.search;
 
 import java.net.URI;
@@ -22,6 +21,7 @@ import org.eclipse.swt.graphics.Image;
 import org.eclipse.ui.ISharedImages;
 import org.eclipse.ui.PlatformUI;
 
+import org.eclipse.cdt.core.dom.ast.ASTSignatureUtil;
 import org.eclipse.cdt.core.index.IIndexFileLocation;
 import org.eclipse.cdt.core.index.IndexLocationFactory;
 import org.eclipse.cdt.ui.browser.typeinfo.TypeInfoLabelProvider;
@@ -55,10 +55,15 @@ public class PDOMSearchLabelProvider extends LabelProvider {
 		fPage= page;
 	}
 	
+	@Override
 	public Image getImage(Object element) {
-		if (element instanceof PDOMSearchElement)
-			return fTypeInfoLabelProvider.getImage(((PDOMSearchElement)element).getTypeInfo());
+		if (element instanceof TypeInfoSearchElement)
+			return fTypeInfoLabelProvider.getImage(((TypeInfoSearchElement)element).getTypeInfo());
 
+		if (element instanceof ProblemSearchElement) {
+			return CPluginImages.get(CPluginImages.IMG_OBJS_REFACTORING_WARNING);
+		}
+		
 		if (element instanceof IIndexFileLocation
 				|| element instanceof URI) {
 			return CPluginImages.get(CPluginImages.IMG_OBJS_INCLUDE);
@@ -89,9 +94,14 @@ public class PDOMSearchLabelProvider extends LabelProvider {
 		return fCElementLabelProvider.getImage(element);
 	}
 
+	@Override
 	public String getText(Object element) {
-		if (element instanceof PDOMSearchElement) {
-			return fTypeInfoLabelProvider.getText(((PDOMSearchElement)element).getTypeInfo());
+		if (element instanceof TypeInfoSearchElement) {
+			return fTypeInfoLabelProvider.getText(((TypeInfoSearchElement)element).getTypeInfo());
+		}
+		else if (element instanceof ProblemSearchElement) {
+			ProblemSearchElement pse= (ProblemSearchElement) element;
+			return ASTSignatureUtil.getProblemMessage(pse.getProblemID(), pse.getDetail()); 
 		}
 		
 		if (element instanceof IPath) {
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchListLabelProvider.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchListLabelProvider.java
index 330916afc63..bf1c599bb27 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchListLabelProvider.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchListLabelProvider.java
@@ -6,11 +6,10 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
- * Ed Swartz (Nokia)
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
+ *    Ed Swartz (Nokia)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import org.eclipse.core.runtime.IPath;
@@ -31,13 +30,17 @@ public class PDOMSearchListLabelProvider extends PDOMSearchLabelProvider {
 		super(page);
 	}
 	
+	@Override
 	public String getText(Object element) {
 		final String text= super.getText(element);
 		
 		if (element instanceof PDOMSearchElement) {
 			PDOMSearchElement searchElement = (PDOMSearchElement)element;
 			final int count= getMatchCount(element);
-			final String filename = " - " + IndexLocationFactory.getPath(searchElement.getLocation()); //$NON-NLS-1$ 
+			final String filename = " - " + IndexLocationFactory.getPath(searchElement.getLocation()); //$NON-NLS-1$
+			if (count == 1) {
+				return text+filename;
+			}
 			return text + filename + " " //$NON-NLS-1$
 				+ Messages.format(CSearchMessages.CSearchResultCollector_matches, new Integer(count)); 
 		} 
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchMatch.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchMatch.java
index 705415888b2..0370fcf15a6 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchMatch.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchMatch.java
@@ -1,39 +1,34 @@
 /*******************************************************************************
- * Copyright (c) 2006 QNX Software Systems and others.
+ * Copyright (c) 2006, 2008 QNX Software Systems 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:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
-import org.eclipse.core.runtime.CoreException;
 import org.eclipse.search.ui.text.Match;
 
-import org.eclipse.cdt.core.index.IIndex;
-import org.eclipse.cdt.core.index.IIndexBinding;
 import org.eclipse.cdt.core.index.IIndexFileLocation;
-import org.eclipse.cdt.core.index.IIndexName;
 
 /**
- * @author Doug Schaefer
- *
+ * Base class for search matches found by various index searches. 
  */
 public class PDOMSearchMatch extends Match {
 
-	public PDOMSearchMatch(IIndex index, IIndexBinding binding, IIndexName name, int offset, int length) throws CoreException {
-		super(new PDOMSearchElement(index, name, binding), offset, length);
+	public PDOMSearchMatch(PDOMSearchElement elem, int offset, int length) {
+		super(elem, offset, length);
 	}
 
 	IIndexFileLocation getLocation() {
 		return ((PDOMSearchElement)getElement()).getLocation();
 	}
 	
+	@Override
 	public boolean equals(Object obj) {
 		if (obj == this)
 			return true;
@@ -44,5 +39,4 @@ public class PDOMSearchMatch extends Match {
 			&& getOffset() == other.getOffset()
 			&& getLength() == other.getLength();
 	}
-	
 }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchQuery.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchQuery.java
index 895e5088d15..7e1e6b807fa 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchQuery.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchQuery.java
@@ -6,11 +6,10 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
- * Ed Swartz (Nokia)
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
+ *    Ed Swartz (Nokia)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import java.util.HashMap;
@@ -72,7 +71,7 @@ public abstract class PDOMSearchQuery implements ISearchQuery {
 				
 				projects = (ICProject[]) ArrayUtil.removeNulls(ICProject.class, allProjects);
 			} else {
-				Map projectMap = new HashMap();
+				Map<String, ICProject> projectMap = new HashMap<String, ICProject>();
 				
 				for (int i = 0; i < scope.length; ++i) {
 					ICProject project = scope[i].getCProject();
@@ -80,7 +79,7 @@ public abstract class PDOMSearchQuery implements ISearchQuery {
 						projectMap.put(project.getElementName(), project);
 				}
 				
-				projects = (ICProject[])projectMap.values().toArray(new ICProject[projectMap.size()]);
+				projects = projectMap.values().toArray(new ICProject[projectMap.size()]);
 			}
 		} catch (CoreException e) {
 			CUIPlugin.getDefault().log(e);
@@ -126,7 +125,9 @@ public abstract class PDOMSearchQuery implements ISearchQuery {
 			if (!filterName(name)) {
 				IASTFileLocation loc = name.getFileLocation();
 				IIndexBinding binding= index.findBinding(name);
-				result.addMatch(new PDOMSearchMatch(index, binding, name, loc.getNodeOffset(), loc.getNodeLength()));
+				result.addMatch(new PDOMSearchMatch(
+						new TypeInfoSearchElement(index, name, binding), 
+						loc.getNodeOffset(), loc.getNodeLength()));
 			}
 		}
 	}
@@ -171,4 +172,27 @@ public abstract class PDOMSearchQuery implements ISearchQuery {
 	public ICProject[] getProjects() {
 		return projects;
 	}
+	
+	public String getScopeDescription() {
+		StringBuilder buf= new StringBuilder();
+		switch (scope.length) {
+		case 0:
+			break;
+		case 1:
+			buf.append(scope[0].getElementName());
+			break;
+		case 2:
+			buf.append(scope[0].getElementName());
+			buf.append(", "); //$NON-NLS-1$
+			buf.append(scope[1].getElementName());
+			break;
+		default:
+			buf.append(scope[0].getElementName());
+			buf.append(", "); //$NON-NLS-1$
+			buf.append(scope[1].getElementName());
+			buf.append(", ..."); //$NON-NLS-1$
+			break;
+		}
+		return buf.toString();
+	}
 }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchResult.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchResult.java
index 0c51c35d96f..b282cbe1570 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchResult.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchResult.java
@@ -1,16 +1,15 @@
 /*******************************************************************************
- * Copyright (c) 2006 QNX Software Systems and others.
+ * Copyright (c) 2006, 2008 QNX Software Systems 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:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
- * Ed Swartz (Nokia)
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
+ *    Ed Swartz (Nokia)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import java.util.ArrayList;
@@ -57,10 +56,12 @@ public class PDOMSearchResult extends AbstractTextSearchResult implements IEdito
 		this.query = query;
 	}
 
+	@Override
 	public IEditorMatchAdapter getEditorMatchAdapter() {
 		return this;
 	}
 
+	@Override
 	public IFileMatchAdapter getFileMatchAdapter() {
 		return this;
 	}
@@ -105,7 +106,7 @@ public class PDOMSearchResult extends AbstractTextSearchResult implements IEdito
 	
 	private Match[] computeContainedMatches(AbstractTextSearchResult result, String filename) throws CoreException {
 		IPath pfilename= new Path(filename);
-		List list = new ArrayList(); 
+		List<Match> list = new ArrayList<Match>(); 
 		Object[] elements = result.getElements();
 		for (int i = 0; i < elements.length; ++i) {
 			if (pfilename.equals(IndexLocationFactory.getAbsolutePath(((PDOMSearchElement)elements[i]).getLocation()))) {
@@ -117,7 +118,7 @@ public class PDOMSearchResult extends AbstractTextSearchResult implements IEdito
 				}
 			}
 		}
-		return (Match[])list.toArray(new Match[list.size()]);
+		return list.toArray(new Match[list.size()]);
 	}
 	
 	public Match[] computeContainedMatches(AbstractTextSearchResult result, IEditorPart editor) {
@@ -157,7 +158,7 @@ public class PDOMSearchResult extends AbstractTextSearchResult implements IEdito
 	public String getLabel() {
 		// report pattern and number of matches
 		String label = query.getLabel();
-		String countLabel = Messages.format(CSearchMessages.CSearchResultCollector_matches, new Integer(getElements().length));
+		String countLabel = Messages.format(CSearchMessages.CSearchResultCollector_matches, new Integer(getMatchCount()));
 		return label + " " + countLabel; //$NON-NLS-1$
 	}
 
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeContentProvider.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeContentProvider.java
index 0f004f57bc2..9b74eaf3393 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeContentProvider.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeContentProvider.java
@@ -10,7 +10,6 @@
  *    Markus Schorn (Wind River Systems)
  *    Ed Swartz (Nokia)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import java.util.HashMap;
@@ -47,10 +46,10 @@ public class PDOMSearchTreeContentProvider implements ITreeContentProvider, IPDO
 
 	private TreeViewer viewer;
 	private PDOMSearchResult result;
-	private Map tree = new HashMap();
+	private Map<Object, Set<Object>> tree = new HashMap<Object, Set<Object>>();
 
 	public Object[] getChildren(Object parentElement) {
-		Set children = (Set)tree.get(parentElement);
+		Set children = tree.get(parentElement);
 		if (children == null)
 			return new Object[0];
 		return children.toArray();
@@ -60,7 +59,7 @@ public class PDOMSearchTreeContentProvider implements ITreeContentProvider, IPDO
 		Iterator p = tree.keySet().iterator();
 		while (p.hasNext()) {
 			Object parent = p.next();
-			Set children = (Set)tree.get(parent);
+			Set children = tree.get(parent);
 			if (children.contains(element))
 				return parent;
 		}
@@ -108,9 +107,9 @@ public class PDOMSearchTreeContentProvider implements ITreeContentProvider, IPDO
 	}
 	
 	private boolean insertChild(Object parent, Object child) {
-		Set children = (Set)tree.get(parent);
+		Set<Object> children = tree.get(parent);
 		if (children == null) {
-			children = new HashSet();
+			children = new HashSet<Object>();
 			tree.put(parent, children);
 		}
 		return children.add(child);
@@ -189,7 +188,7 @@ public class PDOMSearchTreeContentProvider implements ITreeContentProvider, IPDO
 	}
 
 	private boolean addProjectWarningIfApplicable(ICProject cProject) {
-		if (cProject.isOpen()) {
+		if (cProject.getProject().isOpen()) {
 			if (!CCorePlugin.getIndexManager().isProjectIndexed(cProject)) {
 				insertUnindexedProjectWarningElement(cProject);
 				return true;
@@ -237,7 +236,7 @@ public class PDOMSearchTreeContentProvider implements ITreeContentProvider, IPDO
 			// reached the search result
 			return;
 		
-		Set siblings = (Set)tree.get(parent);
+		Set siblings = tree.get(parent);
 		siblings.remove(element);
 		
 		if (siblings.isEmpty()) {
@@ -246,5 +245,4 @@ public class PDOMSearchTreeContentProvider implements ITreeContentProvider, IPDO
 			tree.remove(parent);
 		}
 	}
-	
 }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeLabelProvider.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeLabelProvider.java
index 34cebb0c3a8..8fc764bc5c5 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeLabelProvider.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTreeLabelProvider.java
@@ -6,11 +6,10 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
- * Ed Swartz (Nokia)
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
+ *    Ed Swartz (Nokia)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import org.eclipse.search.ui.text.AbstractTextSearchViewPage;
@@ -27,14 +26,14 @@ public class PDOMSearchTreeLabelProvider extends PDOMSearchLabelProvider {
 		super(page);
 	}
 	
+	@Override
 	public String getText(Object element) {
 		final String text= super.getText(element);
 		final int count= getMatchCount(element);
-		if (count == 0) {
+		if (count <= 1) {
 			return text;
 		}
 		return text + " " //$NON-NLS-1$
 				+ Messages.format(CSearchMessages.CSearchResultCollector_matches, new Integer(count)); 
 	}
-
 }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchUnresolvedIncludesQuery.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchUnresolvedIncludesQuery.java
new file mode 100644
index 00000000000..abf9268c0b3
--- /dev/null
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchUnresolvedIncludesQuery.java
@@ -0,0 +1,58 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Markus Schorn - initial API and implementation
+ *******************************************************************************/ 
+package org.eclipse.cdt.internal.ui.search;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.osgi.util.NLS;
+
+import org.eclipse.cdt.core.index.IIndex;
+import org.eclipse.cdt.core.index.IIndexFile;
+import org.eclipse.cdt.core.index.IIndexInclude;
+import org.eclipse.cdt.core.model.ICElement;
+import org.eclipse.cdt.core.parser.IProblem;
+
+/**
+ * Query for searching unresolved includes in projects.
+ * Could be extended to search resources selections.
+ */
+public class PDOMSearchUnresolvedIncludesQuery extends PDOMSearchQuery {
+
+	public PDOMSearchUnresolvedIncludesQuery(ICElement[] scope) {
+		super(scope, 0);
+	}
+
+	@Override
+	protected IStatus runWithIndex(final IIndex index, IProgressMonitor monitor) {
+		try {
+			for (IIndexFile file : index.getAllFiles()) {
+				for (IIndexInclude include : file.getIncludes()) {
+					if (include.isActive() && !include.isResolved()) {
+						result.addMatch(new PDOMSearchMatch(new ProblemSearchElement(
+								IProblem.PREPROCESSOR_INCLUSION_NOT_FOUND, include.getName(),
+								include.getIncludedByLocation()), 
+								include.getNameOffset(), include.getNameLength()));
+					}
+				}
+			}
+		} catch (CoreException e) {
+			return e.getStatus();
+		}
+		return Status.OK_STATUS;
+	}
+
+	@Override
+	public String getLabel() {
+		return NLS.bind(CSearchMessages.PDOMSearchUnresolvedIncludesQuery_title, getScopeDescription());
+	}
+}
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchViewPage.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchViewPage.java
index 18805df10e9..ca53753aa83 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchViewPage.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchViewPage.java
@@ -1,15 +1,14 @@
 /*******************************************************************************
- * Copyright (c) 2006 QNX Software Systems and others.
+ * Copyright (c) 2006, 2008 QNX Software Systems 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:
- * QNX - Initial API and implementation
- * Ed Swartz (Nokia)
+ *    QNX - Initial API and implementation
+ *    Ed Swartz (Nokia)
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search;
 
 import org.eclipse.core.runtime.CoreException;
@@ -35,8 +34,7 @@ import org.eclipse.cdt.ui.CUIPlugin;
 import org.eclipse.cdt.internal.ui.util.EditorUtility;
 
 /**
- * @author Doug Schaefer
- *
+ * Implementation of the search view page for index based searches.
  */
 public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 
@@ -50,11 +48,13 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 		super();
 	}
 
+	@Override
 	protected void elementsChanged(Object[] objects) {
 		if (contentProvider != null)
 			contentProvider.elementsChanged(objects);
 	}
 
+	@Override
 	protected void clear() {
 		if (contentProvider != null)
 			contentProvider.clear();
@@ -84,6 +84,7 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 		/* (non-Javadoc)
 		 * @see org.eclipse.jface.viewers.ViewerComparator#category(java.lang.Object)
 		 */
+		@Override
 		public int category(Object element) {
 			// place status messages first
 			if (element instanceof IStatus) { 
@@ -91,8 +92,8 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 			}
 			
 			// keep elements of the same type together
-			if (element instanceof PDOMSearchElement) {
-				PDOMSearchElement searchElement = (PDOMSearchElement)element;
+			if (element instanceof TypeInfoSearchElement) {
+				TypeInfoSearchElement searchElement = (TypeInfoSearchElement)element;
 				int type = searchElement.getTypeInfo().getCElementType();
 				// handle unknown types
 				if (type < 0) {
@@ -122,6 +123,7 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 		}
 	}
 	
+	@Override
 	protected void configureTreeViewer(TreeViewer viewer) {
 		contentProvider = new PDOMSearchTreeContentProvider();
 		viewer.setComparator(new SearchViewerComparator());
@@ -129,6 +131,7 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 		viewer.setLabelProvider(new PDOMSearchTreeLabelProvider(this));
 	}
 
+	@Override
 	protected void configureTableViewer(TableViewer viewer) {
 		contentProvider = new PDOMSearchListContentProvider();
 		viewer.setComparator(new SearchViewerComparator());
@@ -136,6 +139,7 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 		viewer.setLabelProvider(new PDOMSearchListLabelProvider(this));
 	}
 
+	@Override
 	protected void showMatch(Match match, int currentOffset, int currentLength, boolean activate) throws PartInitException {
 		if (!(match instanceof PDOMSearchMatch))
 			return;
@@ -154,6 +158,7 @@ public class PDOMSearchViewPage extends AbstractTextSearchViewPage {
 		}
 	}
 	
+	@Override
 	public StructuredViewer getViewer() {
 		return super.getViewer();
 	}
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/ProblemSearchElement.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/ProblemSearchElement.java
new file mode 100644
index 00000000000..dcb16808650
--- /dev/null
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/ProblemSearchElement.java
@@ -0,0 +1,70 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Markus Schorn - initial API and implementation
+ *******************************************************************************/ 
+package org.eclipse.cdt.internal.ui.search;
+
+import org.eclipse.cdt.core.index.IIndexFileLocation;
+
+/**
+ * Represents a problem in a search.
+ */
+public class ProblemSearchElement extends PDOMSearchElement {
+
+	private final int fProblemID;
+	private final String fDetail;
+
+	public ProblemSearchElement(int problemID, String detail, IIndexFileLocation floc) {
+		super(floc);
+		fProblemID= problemID;
+		fDetail= detail;
+	}
+		
+	/* (non-Javadoc)
+	 * @see java.lang.Object#hashCode()
+	 */
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = super.hashCode();
+		result = prime * result + ((fDetail == null) ? 0 : fDetail.hashCode());
+		result = prime * result + fProblemID;
+		return result;
+	}
+
+	/* (non-Javadoc)
+	 * @see java.lang.Object#equals(java.lang.Object)
+	 */
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (!super.equals(obj))
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		ProblemSearchElement other = (ProblemSearchElement) obj;
+		if (fDetail == null) {
+			if (other.fDetail != null)
+				return false;
+		} else if (!fDetail.equals(other.fDetail))
+			return false;
+		if (fProblemID != other.fProblemID)
+			return false;
+		return true;
+	}
+	
+	public final int getProblemID() {
+		return fProblemID;
+	}
+	
+	public final String getDetail() {
+		return fDetail;
+	}
+}
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/TypeInfoSearchElement.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/TypeInfoSearchElement.java
new file mode 100644
index 00000000000..05963baab16
--- /dev/null
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/TypeInfoSearchElement.java
@@ -0,0 +1,53 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Markus Schorn - initial API and implementation
+ *******************************************************************************/ 
+package org.eclipse.cdt.internal.ui.search;
+
+import org.eclipse.core.runtime.CoreException;
+
+import org.eclipse.cdt.core.browser.ITypeInfo;
+import org.eclipse.cdt.core.browser.IndexTypeInfo;
+import org.eclipse.cdt.core.index.IIndex;
+import org.eclipse.cdt.core.index.IIndexBinding;
+import org.eclipse.cdt.core.index.IIndexName;
+
+/**
+ * Represents a a c/c++-entity in a search.
+ */
+public class TypeInfoSearchElement extends PDOMSearchElement {
+	private final ITypeInfo typeInfo;
+
+	public TypeInfoSearchElement(IIndex index, IIndexName name, IIndexBinding binding) throws CoreException {
+		super(name.getFile().getLocation());
+		this.typeInfo= IndexTypeInfo.create(index, binding);
+	}
+
+	@Override
+	public int hashCode() {
+		return super.hashCode() + (typeInfo.getCElementType() *31 + typeInfo.getName().hashCode())*31;
+	}
+	
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj) {
+			return true;
+		}
+		if (!(obj instanceof TypeInfoSearchElement))
+			return false;
+		TypeInfoSearchElement other= (TypeInfoSearchElement)obj;
+		return typeInfo.getCElementType() == other.typeInfo.getCElementType() &&
+			typeInfo.getName().equals(other.typeInfo.getName()) &&
+			super.equals(other);
+	}
+
+	public final ITypeInfo getTypeInfo() {
+		return typeInfo;
+	}
+}
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindAction.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindAction.java
index 94b5d1aac5e..57183529c59 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindAction.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindAction.java
@@ -8,22 +8,24 @@
  * Contributors:
  *     IBM Corp. - Rational Software - initial implementation
  *******************************************************************************/
-
 package org.eclipse.cdt.internal.ui.search.actions;
 
+import org.eclipse.jface.text.ITextSelection;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.search.ui.ISearchQuery;
+import org.eclipse.search.ui.NewSearchUI;
+import org.eclipse.ui.IWorkbenchSite;
+
 import org.eclipse.cdt.core.model.ICElement;
 import org.eclipse.cdt.core.model.ISourceReference;
 import org.eclipse.cdt.core.model.ITranslationUnit;
+
 import org.eclipse.cdt.internal.ui.editor.CEditor;
 import org.eclipse.cdt.internal.ui.search.CSearchMessages;
 import org.eclipse.cdt.internal.ui.search.PDOMSearchElementQuery;
+import org.eclipse.cdt.internal.ui.search.PDOMSearchQuery;
 import org.eclipse.cdt.internal.ui.search.PDOMSearchTextSelectionQuery;
-import org.eclipse.jface.text.ITextSelection;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.search.ui.ISearchQuery;
-import org.eclipse.search.ui.NewSearchUI;
-import org.eclipse.ui.IWorkbenchSite;
 
 
 public abstract class FindAction extends SelectionParseAction {
@@ -35,6 +37,7 @@ public abstract class FindAction extends SelectionParseAction {
 		super( site );
 	}
 	
+	@Override
 	public void run() {
 		ISearchQuery searchJob = null;
 
@@ -42,18 +45,14 @@ public abstract class FindAction extends SelectionParseAction {
 	 	if (selection instanceof IStructuredSelection) {
 	 		Object object = ((IStructuredSelection)selection).getFirstElement();
 	 		if (object instanceof ISourceReference)
-	 			searchJob = new PDOMSearchElementQuery(getScope(), (ISourceReference)object, getLimitTo());
+	 			searchJob = createQuery((ISourceReference) object);
 		} else if (selection instanceof ITextSelection) {
 			ITextSelection selNode = getSelection((ITextSelection)selection);
 			ICElement element = fEditor.getInputCElement();
 			while (element != null && !(element instanceof ITranslationUnit))
 				element = element.getParent();
 			if (element != null) {
-				searchJob = new PDOMSearchTextSelectionQuery(
-						getScope(),
-						(ITranslationUnit)element,
-						selNode,
-						getLimitTo());
+				searchJob = createQuery(element, selNode);
 			}
 		} 
 
@@ -68,6 +67,15 @@ public abstract class FindAction extends SelectionParseAction {
 		
 		NewSearchUI.runQueryInBackground(searchJob);
 	}
+
+	protected PDOMSearchQuery createQuery(ISourceReference object) {
+		return new PDOMSearchElementQuery(getScope(), object, getLimitTo());
+	}
+
+	protected PDOMSearchQuery createQuery(ICElement element, ITextSelection selNode) {
+		return new PDOMSearchTextSelectionQuery(getScope(),
+				(ITranslationUnit)element, selNode, getLimitTo());
+	}
 	
     abstract protected String getScopeDescription(); 
 
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindUnresolvedIncludesProjectAction.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindUnresolvedIncludesProjectAction.java
new file mode 100644
index 00000000000..3f6c47637f4
--- /dev/null
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/FindUnresolvedIncludesProjectAction.java
@@ -0,0 +1,74 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Markus Schorn - initial API and implementation
+ *******************************************************************************/ 
+package org.eclipse.cdt.internal.ui.search.actions;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.search.ui.ISearchQuery;
+import org.eclipse.search.ui.NewSearchUI;
+import org.eclipse.ui.IObjectActionDelegate;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchSite;
+
+import org.eclipse.cdt.core.model.ICProject;
+
+import org.eclipse.cdt.internal.ui.actions.SelectionConverter;
+import org.eclipse.cdt.internal.ui.search.CSearchMessages;
+import org.eclipse.cdt.internal.ui.search.PDOMSearchUnresolvedIncludesQuery;
+import org.eclipse.cdt.internal.ui.util.StatusLineHandler;
+
+/**
+ * Searches projects for unresolved includes.
+ * Could be extended to work on resource selections.
+ */
+public class FindUnresolvedIncludesProjectAction implements IObjectActionDelegate {
+
+	private ISelection fSelection;
+	private IWorkbenchSite fSite;
+
+	public FindUnresolvedIncludesProjectAction() {
+	}
+
+	public void run(IAction action) {
+		List<ICProject> projects= new ArrayList<ICProject>();
+		IStructuredSelection cElements= SelectionConverter.convertSelectionToCElements(fSelection);
+		for (Iterator i = cElements.iterator(); i.hasNext();) {
+			Object elem = i.next();
+			if (elem instanceof ICProject) {
+				projects.add((ICProject) elem);
+			}
+		}
+		
+	 	if (projects.isEmpty()) {
+			StatusLineHandler.showStatusLineMessage(fSite, CSearchMessages.CSearchOperation_operationUnavailable_message);
+	 		return;
+	 	}
+
+	 	ISearchQuery searchJob= new PDOMSearchUnresolvedIncludesQuery(projects.toArray(new ICProject[projects.size()]));
+
+		StatusLineHandler.clearStatusLine(fSite);
+		NewSearchUI.activateSearchResultView();
+		NewSearchUI.runQueryInBackground(searchJob);
+	}
+
+	public void setActivePart(IAction action, IWorkbenchPart targetPart) {
+		fSite= targetPart.getSite();
+	}
+
+	public void selectionChanged(IAction action, ISelection selection) {
+		fSelection= selection;
+	}
+}