Add support for printing selection only flag. This only adds the flag to the ...

chrome/common/render_messages.h

 // Copyright (c) 2006-2008 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_COMMON_RENDER_MESSAGES_H_
 #define CHROME_COMMON_RENDER_MESSAGES_H_
 
 #include <string>
 #include <vector>
 #include <map>
@@ skipping 273 matching lines @@
 
   // Maximum shrink factor. See PrintSettings::max_shrink for more information.
   double max_shrink;
 
   // Desired apparent dpi on paper.
   int desired_dpi;
 
   // Cookie for the document to ensure correctness.
   int document_cookie;
 
+  // Should only print currently selected text.
+  bool selection_only;
+
   // Warning: do not compare document_cookie.
   bool Equals(const ViewMsg_Print_Params& rhs) const {
     return printable_size == rhs.printable_size &&
            dpi == rhs.dpi &&
            min_shrink == rhs.min_shrink &&
            max_shrink == rhs.max_shrink &&
-           desired_dpi == rhs.desired_dpi;
+           desired_dpi == rhs.desired_dpi &&
+           selection_only == rhs.selection_only;
   }
 
   // Checking if the current params is empty. Just initialized after a memset.
   bool IsEmpty() const {
     return !document_cookie && !desired_dpi && !max_shrink && !min_shrink &&
-           !dpi && printable_size.IsEmpty();
+           !dpi && printable_size.IsEmpty() && !selection_only;
   }
 };
 
 struct ViewMsg_PrintPage_Params {
   // Parameters to render the page as a printed page. It must always be the same
   // value for all the document.
   ViewMsg_Print_Params params;
 
   // The page number is the indicator of the square that should be rendered
   // according to the layout specified in ViewMsg_Print_Params.
@@ skipping 1102 matching lines @@
 template <>
 struct ParamTraits<ViewMsg_Print_Params> {
   typedef ViewMsg_Print_Params param_type;
   static void Write(Message* m, const param_type& p) {
     WriteParam(m, p.printable_size);
     WriteParam(m, p.dpi);
     WriteParam(m, p.min_shrink);
     WriteParam(m, p.max_shrink);
     WriteParam(m, p.desired_dpi);
     WriteParam(m, p.document_cookie);
+    WriteParam(m, p.selection_only);
   }
   static bool Read(const Message* m, void** iter, param_type* p) {
     return ReadParam(m, iter, &p->printable_size) &&
            ReadParam(m, iter, &p->dpi) &&
            ReadParam(m, iter, &p->min_shrink) &&
            ReadParam(m, iter, &p->max_shrink) &&
            ReadParam(m, iter, &p->desired_dpi) &&
-           ReadParam(m, iter, &p->document_cookie);
+           ReadParam(m, iter, &p->document_cookie) &&
+           ReadParam(m, iter, &p->selection_only);
   }
   static void Log(const param_type& p, std::wstring* l) {
     l->append(L"<ViewMsg_Print_Params>");
   }
 };
 
 // Traits for ViewMsg_PrintPage_Params
 template <>
 struct ParamTraits<ViewMsg_PrintPage_Params> {
   typedef ViewMsg_PrintPage_Params param_type;
@@ skipping 438 matching lines @@
   }
 };
 
 }  // namespace IPC
 
 
 #define MESSAGES_INTERNAL_FILE "chrome/common/render_messages_internal.h"
 #include "chrome/common/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_H_