### Eclipse Workspace Patch 1.0
#P org.eclipse.compare
Index: compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java,v
retrieving revision 1.265
diff -u -r1.265 TextMergeViewer.java
--- compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java	25 Sep 2009 13:52:36 -0000	1.265
+++ compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java	8 Oct 2009 00:54:09 -0000
@@ -2818,7 +2818,14 @@
 		fLeftContributor.setEncodingIfAbsent(fRightContributor);
 		fRightContributor.setEncodingIfAbsent(fLeftContributor);
 		fAncestorContributor.setEncodingIfAbsent(fLeftContributor);
-		
+
+		if (!isConfigured) {
+			configureSourceViewer(fAncestor.getSourceViewer(), false);
+			configureSourceViewer(fLeft.getSourceViewer(), cc.isLeftEditable() && cp.isLeftEditable(input));
+			configureSourceViewer(fRight.getSourceViewer(), cc.isRightEditable() && cp.isRightEditable(input));
+			isConfigured = true; // configure once
+		} 
+
 		// set new documents
 		fLeftContributor.setDocument(fLeft, cc.isLeftEditable() && cp.isLeftEditable(input));
 		fLeftLineCount= fLeft.getLineCount();
@@ -2827,13 +2834,6 @@
 		fRightLineCount= fRight.getLineCount();
 		
 		fAncestorContributor.setDocument(fAncestor, false);
-		
-		if (!isConfigured) {
-			configureSourceViewer(fAncestor.getSourceViewer(), false);
-			configureSourceViewer(fLeft.getSourceViewer(), cc.isLeftEditable() && cp.isLeftEditable(input));
-			configureSourceViewer(fRight.getSourceViewer(), cc.isRightEditable() && cp.isRightEditable(input));
-			isConfigured = true; // configure once
-		}
 
 		//if the input is part of a patch hunk, toggle synchronized scrolling
 		/*if (isPatchHunk()){