Add Print Selection support to Chrome. This change is fairly involved since ...

chrome/browser/printing/win_printing_context.cc

 // 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.
 
 #include "chrome/browser/printing/win_printing_context.h"
 
 #include <winspool.h>
 
 #include "base/file_util.h"
 #include "base/message_loop.h"
@@ skipping 385 matching lines @@
   // StretchDIBits() support is needed for printing.
   if (!(GetDeviceCaps(hdc_, RASTERCAPS) & RC_STRETCHDIB) ||
       !(GetDeviceCaps(hdc_, RASTERCAPS) & RC_BITMAP64)) {
     NOTREACHED();
     ResetSettings();
     return false;
   }
 
   DCHECK(!in_print_job_);
   DCHECK(hdc_);
-  // Convert the PRINTPAGERANGE array to a PrintSettings::PageRanges vector.
   PageRanges ranges_vector;
-  ranges_vector.reserve(number_ranges);
-  for (int i = 0; i < number_ranges; ++i) {
-    PageRange range;
-    // Transfert from 1-based to 0-based.
-    range.from = ranges[i].nFromPage - 1;
-    range.to = ranges[i].nToPage - 1;
-    ranges_vector.push_back(range);
+  if (!selection_only) {
+    // Convert the PRINTPAGERANGE array to a PrintSettings::PageRanges vector.
+    ranges_vector.reserve(number_ranges);
+    for (int i = 0; i < number_ranges; ++i) {
+      PageRange range;
+      // Transfer from 1-based to 0-based.
+      range.from = ranges[i].nFromPage - 1;
+      range.to = ranges[i].nToPage - 1;
+      ranges_vector.push_back(range);
+    }
   }
   settings_.Init(hdc_,
                  dev_mode,
                  ranges_vector,
                  new_device_name,
                  selection_only);
   return true;
 }
 
 bool PrintingContext::GetPrinterSettings(HANDLE printer,
@@ skipping 179 matching lines @@
 
   if (dialog_options.hDevMode != NULL)
     GlobalFree(dialog_options.hDevMode);
   if (dialog_options.hDevNames != NULL)
     GlobalFree(dialog_options.hDevNames);
 
   return hdc_ ? OK : FAILED;
 }
 
 }  // namespace printing