From db3e3b19c47439faa9dfcf2249def7f265950daf Mon Sep 17 00:00:00 2001
From: Bogdan Gheorghe <gheorghe@ca.ibm.com>
Date: Tue, 1 Jun 2004 04:37:02 +0000
Subject: [PATCH] Added warning message to status line when C/C++ search page
 is invoked and not all projects in the workspace have indexing turned on.

---
 .../org/eclipse/cdt/core/index/Indexer.java   |  3 ++
 core/org.eclipse.cdt.ui/ChangeLog             |  8 +++
 .../ui/search/CSearchMessages.properties      |  4 ++
 .../cdt/internal/ui/search/CSearchPage.java   | 53 ++++++++++++++++++-
 4 files changed, 66 insertions(+), 2 deletions(-)

diff --git a/core/org.eclipse.cdt.core/index/org/eclipse/cdt/core/index/Indexer.java b/core/org.eclipse.cdt.core/index/org/eclipse/cdt/core/index/Indexer.java
index 624567a7220..80fc4a17bb6 100644
--- a/core/org.eclipse.cdt.core/index/org/eclipse/cdt/core/index/Indexer.java
+++ b/core/org.eclipse.cdt.core/index/org/eclipse/cdt/core/index/Indexer.java
@@ -38,6 +38,9 @@ public class Indexer {
 		IProject[] projects= CCorePlugin.getWorkspace().getRoot().getProjects();
 		boolean allEnabled = false;
 		for (int i=0; i<projects.length; i++){
+		  if (!projects[i].isOpen())
+		  	continue;
+		  
 		  if (indexEnabledOnProject(projects[i])){
 		  	allEnabled=true;
 		  	break;
diff --git a/core/org.eclipse.cdt.ui/ChangeLog b/core/org.eclipse.cdt.ui/ChangeLog
index 962c238d4f4..1bf2f438b9b 100644
--- a/core/org.eclipse.cdt.ui/ChangeLog
+++ b/core/org.eclipse.cdt.ui/ChangeLog
@@ -1,3 +1,11 @@
+2004-05-31 Bogdan Gheorghe
+
+	Added warning message to status line when C search page is invoked and not all
+	projects in the workspace have indexing turned on.
+	
+	* src/org/eclipse/cdt/internal/ui/search/CSearchPage.java
+	* src/org/eclipse/cdt/internal/ui/search/CSearchMessages.properties
+	
 2004-05-27 Alain Magloire
 
 	Reverse part of a patch from TF concerning
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 112136ccebd..b5a82cc08f8 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
@@ -118,3 +118,7 @@ CSearchResultPage.groupby_file=File
 CSearchResultPage.groupby_file.tooltip=Group by File
 CSearchResultPage.groupby_namespace=Namespace
 CSearchResultPage.groupby_namespace.tooltip=Group by Namespace
+
+# Search Page Indexer warnings
+CSearchPage.warning.indexernoprojects=Index not enabled on any projects
+CSearchPage.warning.indexersomeprojects=Index not enabled on some projects
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchPage.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchPage.java
index b61f9bf2c1f..93b0a4abe5e 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchPage.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/CSearchPage.java
@@ -21,6 +21,8 @@ import java.util.HashSet;
 import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
+
+import org.eclipse.cdt.core.index.Indexer;
 import org.eclipse.cdt.core.model.ICElement;
 import org.eclipse.cdt.core.search.ICSearchConstants;
 import org.eclipse.cdt.core.search.ICSearchScope;
@@ -29,6 +31,7 @@ import org.eclipse.cdt.internal.ui.ICHelpContextIds;
 import org.eclipse.cdt.ui.CUIPlugin;
 import org.eclipse.core.resources.IWorkspace;
 import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.jface.action.IStatusLineManager;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.DialogPage;
 import org.eclipse.jface.dialogs.IDialogSettings;
@@ -55,8 +58,11 @@ import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
+import org.eclipse.ui.IEditorSite;
+import org.eclipse.ui.IViewSite;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchPartSite;
 import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.IWorkingSet;
 import org.eclipse.ui.PlatformUI;
@@ -74,7 +80,7 @@ public class CSearchPage extends DialogPage implements ISearchPage, ICSearchCons
 	public static final String EXTENSION_POINT_ID= "org.eclipse.cdt.ui.CSearchPage"; //$NON-NLS-1$
 	
 	public boolean performAction() {
-	
+	    fLineManager.setErrorMessage(null); 
 		SearchPatternData data = getPatternData();
 		IWorkspace workspace = CUIPlugin.getWorkspace();
 		
@@ -169,11 +175,52 @@ public class CSearchPage extends DialogPage implements ISearchPage, ICSearchCons
 		}
 
 		setControl( result );
-
+		
+		fLineManager = getStatusLineManager();
+		
+		setIndexerMessages();
+		
 		Dialog.applyDialogFont( result );
 		WorkbenchHelp.setHelp(result, ICHelpContextIds.C_SEARCH_PAGE);	
 	}
 	
+	/**
+	 * 
+	 */
+	private void  setIndexerMessages() {
+		
+		if (fLineManager == null)
+			return;
+		
+		if (Indexer.indexEnabledOnAllProjects())
+			return;
+		
+		if (Indexer.indexEnabledOnAnyProjects()){
+			fLineManager.setErrorMessage(CSearchMessages.getString("CSearchPage.warning.indexersomeprojects")); //$NON-NLS-1$
+		}else{
+			fLineManager.setErrorMessage(CSearchMessages.getString("CSearchPage.warning.indexernoprojects")); //$NON-NLS-1$
+		}
+	}
+	
+	private IStatusLineManager getStatusLineManager(){
+		
+		IWorkbenchWindow wbWindow= PlatformUI.getWorkbench().getActiveWorkbenchWindow();
+		if (wbWindow != null) {
+			IWorkbenchPage page= wbWindow.getActivePage();
+			if (page != null) {
+				 IWorkbenchPartSite workbenchSite = page.getActivePart().getSite();
+				 if (workbenchSite instanceof IViewSite){
+				 	return ((IViewSite) workbenchSite).getActionBars().getStatusLineManager();
+				 }
+				 else if (workbenchSite instanceof IEditorSite){
+				 	return ((IEditorSite) workbenchSite).getActionBars().getStatusLineManager();
+				 }
+			}
+		}
+		
+		return null;
+	}
+
 	private Control createExpression( Composite parent ) {
 		Composite  result = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout(2, false);
@@ -631,4 +678,6 @@ public class CSearchPage extends DialogPage implements ISearchPage, ICSearchCons
 	private Combo fPattern;
 	private ISearchPageContainer fContainer;
 	private Button fCaseSensitive;
+	
+	private IStatusLineManager fLineManager;
 }