Implement Printer Preference Persistence (Step 1/3)

chrome/browser/printing/page_overlays.h

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_PRINTING_PAGE_OVERLAYS_H__
 #define CHROME_BROWSER_PRINTING_PAGE_OVERLAYS_H__
 
 #include <string>
 
 namespace printing {
 
@@ skipping 20 matching lines @@
 
   PageOverlays();
 
   // Equality operator.
   bool Equals(const PageOverlays& rhs) const;
 
   // Returns the string of an overlay according to its x,y position.
   const std::wstring& GetOverlay(HorizontalPosition x,
                                  VerticalPosition y) const;
 
+  // Sets the string of an overlay according to its x,y position.
+  void SetOverlay(HorizontalPosition x, VerticalPosition y,
+                  std::wstring& input);
+
   // Replaces the variables in |input| with their actual values according to the
   // properties of the current printed document and the current printed page.
   static std::wstring ReplaceVariables(const std::wstring& input,
                                        const PrintedDocument& document,
                                        const PrintedPage& page);
 
   // Keys that are dynamically replaced in the header and footer by their actual
   // values.
   // Web page's title.
   static const wchar_t* const kTitle;
@@ skipping 15 matching lines @@
   std::wstring top_center;
   std::wstring top_right;
   std::wstring bottom_left;
   std::wstring bottom_center;
   std::wstring bottom_right;
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PAGE_OVERLAYS_H__