Added Header and Footer support using Skia

printing/printing_context_mac.mm

 // Copyright (c) 2011 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.
 
 #include "printing/printing_context_mac.h"
 
 #import <ApplicationServices/ApplicationServices.h>
 #import <AppKit/AppKit.h>
 
 #include "base/logging.h"
@@ skipping 64 matching lines @@
       PMPrintSettingsSetJobName(printSettings, (CFStringRef)job_title);
       [printInfo updateFromPMPrintSettings];
     }
   }
 
   // TODO(stuartmorgan): We really want a tab sheet here, not a modal window.
   // Will require restructuring the PrintingContext API to use a callback.
   NSInteger selection = [panel runModalWithPrintInfo:printInfo];
   if (selection == NSOKButton) {
     print_info_.reset([[panel printInfo] retain]);
-    InitPrintSettingsFromPrintInfo(GetPageRangesFromPrintInfo());
+    DictionaryValue header_footer_info;
+    header_footer_info.SetBoolean(printing::kSettingHeaderFooterEnabled,
+                                  false);
+    InitPrintSettingsFromPrintInfo(GetPageRangesFromPrintInfo(),
+                                   header_footer_info);
     callback->Run(OK);
   } else {
     callback->Run(CANCEL);
   }
 }
 
 PrintingContext::Result PrintingContextMac::UseDefaultSettings() {
   DCHECK(!in_print_job_);
 
   print_info_.reset([[NSPrintInfo sharedPrintInfo] copy]);
-  InitPrintSettingsFromPrintInfo(GetPageRangesFromPrintInfo());
+  DictionaryValue header_footer_info;
+  header_footer_info.SetBoolean(printing::kSettingHeaderFooterEnabled,

[kmadhusu, 2011/08/12 20:27:11]

nit: If possible, have a function that populates this default header footer info
(which is not to display the header and footer in the preview data). 

[Aayush Kumar, 2011/08/13 04:04:53]

Done.

+                                false);
+  InitPrintSettingsFromPrintInfo(GetPageRangesFromPrintInfo(),
+                                 header_footer_info);
 
   return OK;
 }
 
 PrintingContext::Result PrintingContextMac::UpdatePrintSettings(
     const DictionaryValue& job_settings, const PageRanges& ranges) {
   DCHECK(!in_print_job_);
 
   // NOTE: Reset |print_info_| with a copy of |sharedPrintInfo| so as to start
   // with a clean slate.
@@ skipping 36 matching lines @@
 
     if (!SetOutputIsColor(color))
       return OnError();
   }
 
   if (!SetOrientationIsLandscape(landscape))
     return OnError();
 
   [print_info_.get() updateFromPMPrintSettings];
 
-  InitPrintSettingsFromPrintInfo(ranges);
+  DictionaryValue header_footer_info;
+  GetHeaderFooterInfo(job_settings, &header_footer_info);
+
+  InitPrintSettingsFromPrintInfo(ranges, header_footer_info);
   return OK;
 }
 
 void PrintingContextMac::InitPrintSettingsFromPrintInfo(
-    const PageRanges& ranges) {
+    const PageRanges& ranges,
+    const DictionaryValue& header_footer_info) {
   PMPrintSession print_session =
       static_cast<PMPrintSession>([print_info_.get() PMPrintSession]);
   PMPageFormat page_format =
       static_cast<PMPageFormat>([print_info_.get() PMPageFormat]);
   PMPrinter printer;
   PMSessionGetCurrentPrinter(print_session, &printer);
   PrintSettingsInitializerMac::InitPrintSettings(
       printer, page_format, ranges, false, &settings_);
 }
 
@@ skipping 201 matching lines @@
 void PrintingContextMac::ReleaseContext() {
   print_info_.reset();
   context_ = NULL;
 }
 
 gfx::NativeDrawingContext PrintingContextMac::context() const {
   return context_;
 }
 
 }  // namespace printing