Fix centering issue

Framework/PCEditorManager.m

@@ -99,15 +99,6 @@ NSString *PCEditorDidResignActiveNotification =
 	   selector:@selector(editorDidChangeFileName:)
 	       name:PCEditorDidChangeFileNameNotification
 	     object:nil];
-
-      // Debugger
-      [[NSNotificationCenter defaultCenter]
-	addObserver:self 
-	   selector:@selector(debuggerDidHitBreakpoint:)
-	       name:PCProjectBreakpointNotification
-	     object:nil];
-
-      // Preferences
     }
 
   return self;
@@ -544,18 +535,6 @@ NSString *PCEditorDidResignActiveNotification =
   [_editorsDict setObject:_editor forKey:_newFileName];
 }
 
-- (void)debuggerDidHitBreakpoint:(NSNotification *)aNotif
-{
-  id object = [aNotif object];
-  NSString *filePath = [object objectForKey: @"file"];
-  NSString *line = [object objectForKey: @"line"];
-  id<CodeEditor> editor = [self openEditorForFile: filePath
-				editable: YES
-				windowed: NO];
-  [self orderFrontEditorForFile:filePath];
-  [editor scrollToLineNumber: [line integerValue]];
-}
-
 - (void)gotoFile: (NSString *)fileName atLine: (NSUInteger)line
 {
   PCProject      *project = [_projectManager rootActiveProject];

Framework/PCProjectEditor.m

@@ -184,10 +184,16 @@
   NSString       *fileName = [filePath lastPathComponent];
   BOOL           editable = YES;
   id<CodeEditor> editor = nil;
+  NSFileManager  *mgr = [NSFileManager defaultManager];
   
   NSLog(@"PCPE: fileName: %@, filePath: %@, project: %@", 
 	fileName, filePath, [activeProject projectName]);
 
+  if (![mgr fileExistsAtPath: filePath])
+    {
+      return nil;
+    }
+
   // Determine if file should be opened for read only
   if (![_project isEditableFile:fileName])
     {

Modules/Editors/ProjectCenter/PCEditor.m

@@ -1069,6 +1069,8 @@
 {
   [_intEditorView goToLineNumber:lineNumber];
   [_extEditorView goToLineNumber:lineNumber];
+  [_intEditorView centerSelectionInVisibleArea: self];
+  [_extEditorView centerSelectionInVisibleArea: self];
 }
 
 @end