From a43f85aa83270172d3f7f8fdcb74160b9d6b7c9c Mon Sep 17 00:00:00 2001
From: "kmadhusu@chromium.org"
 <kmadhusu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Fri, 27 May 2011 17:36:00 +0000
Subject: PrintPreview: Added UMA to track the popularity of print settings.

BUG=80917
TEST=none

Review URL: http://codereview.chromium.org/7062026

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@87041 0039d316-1c4b-4281-b951-d872f2087c98
---
 chrome/browser/ui/webui/print_preview_handler.cc | 45 ++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/chrome/browser/ui/webui/print_preview_handler.cc b/chrome/browser/ui/webui/print_preview_handler.cc
index ed14480..284c05a 100644
--- a/chrome/browser/ui/webui/print_preview_handler.cc
+++ b/chrome/browser/ui/webui/print_preview_handler.cc
@@ -63,11 +63,22 @@ enum UserActionBuckets {
   USERACTION_BUCKET_BOUNDARY
 };
 
+enum PrintSettingsBuckets {
+  LANDSCAPE,
+  PORTRAIT,
+  COLOR,
+  BLACK_AND_WHITE,
+  COLLATE,
+  SIMPLEX,
+  DUPLEX,
+  PRINT_SETTINGS_BUCKET_BOUNDARY
+};
 
 // Print preview user action histogram names.
 const char kUserAction[] = "PrintPreview.UserAction";
 const char kManagePrinters[] = "PrintPreview.ManagePrinters";
 const char kNumberOfPrinters[] = "PrintPreview.NumberOfPrinters";
+const char kPrintSettings[] = "PrintPreview.PrintSettings";
 const char kPreviewFailedInitiatorTabDoesNotExist[] =
     "PrintPreview.Failed.InitiatorTabDoesNotExist";
 
@@ -104,6 +115,39 @@ DictionaryValue* GetSettingsDictionary(const ListValue* args) {
   return settings.release();
 }
 
+// Track the popularity of print settings and report the stats.
+void ReportPrintSettingsStats(const DictionaryValue& settings) {
+  bool landscape;
+  if (settings.GetBoolean(printing::kSettingLandscape, &landscape)) {
+    UMA_HISTOGRAM_ENUMERATION(kPrintSettings,
+                              landscape ? LANDSCAPE : PORTRAIT,
+                              PRINT_SETTINGS_BUCKET_BOUNDARY);
+  }
+
+  bool collate;
+  if (settings.GetBoolean(printing::kSettingCollate, &collate)) {
+    if (collate) {
+      UMA_HISTOGRAM_ENUMERATION(kPrintSettings,
+                                COLLATE,
+                                PRINT_SETTINGS_BUCKET_BOUNDARY);
+    }
+  }
+
+  int duplex_mode;
+  if (settings.GetInteger(printing::kSettingDuplexMode, &duplex_mode)) {
+    UMA_HISTOGRAM_ENUMERATION(kPrintSettings,
+                              duplex_mode ? DUPLEX : SIMPLEX,
+                              PRINT_SETTINGS_BUCKET_BOUNDARY);
+  }
+
+  bool is_color;
+  if (settings.GetBoolean(printing::kSettingColor, &is_color)) {
+    UMA_HISTOGRAM_ENUMERATION(kPrintSettings,
+                              is_color ? COLOR : BLACK_AND_WHITE,
+                              PRINT_SETTINGS_BUCKET_BOUNDARY);
+  }
+}
+
 }  // namespace
 
 class PrintSystemTaskProxy
@@ -383,6 +427,7 @@ void PrintPreviewHandler::HandlePrint(const ListValue* args) {
 
     SelectFile(default_filename);
   } else {
+    ReportPrintSettingsStats(*settings);
     UMA_HISTOGRAM_ENUMERATION(kUserAction,
                               PRINT_TO_PRINTER,
                               USERACTION_BUCKET_BOUNDARY);
-- 
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