Printing selection from context menu.

chrome/browser/printing/print_view_manager.h

 // Copyright (c) 2012 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_PRINT_VIEW_MANAGER_H_
 #define CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/prefs/public/pref_member.h"
 #include "base/string16.h"
@@ skipping 41 matching lines @@
 
   // Same as PrintNow(), but for the case where we want to send the result to
   // another destination.
   // TODO(mad) Add an argument so we can pass the destination interface.
   bool PrintToDestination();
 
   // Initiate print preview of the current document by first notifying the
   // renderer. Since this happens asynchronous, the print preview dialog
   // creation will not be completed on the return of this function. Returns
   // false if print preview is impossible at the moment.
-  bool PrintPreviewNow();
+  bool PrintPreviewNow(bool selection_only);
 
   // Notify PrintViewManager that print preview is starting in the renderer for
   // a particular WebNode.
   void PrintPreviewForWebNode();
 
   // Notify PrintViewManager that print preview has finished. Unfreeze the
   // renderer in the case of scripted print preview.
   void PrintPreviewDone();
 
   // Whether to block scripted printing for our tab or not.
@@ skipping 139 matching lines @@
 
   // Whether our content is in blocked state.
   bool tab_content_blocked_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintViewManager);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_