Print Preview: Making margin selection sticky (part 1/2).

chrome/browser/ui/webui/print_preview_handler.cc

 // 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 "chrome/browser/ui/webui/print_preview_handler.h"
 
 #include <ctype.h>
 
 #include <string>
 #include <vector>
@@ skipping 181 matching lines @@
   // The absolute path where the file will be saved.
   FilePath path_;
 };
 
 // static
 FilePath* PrintPreviewHandler::last_saved_path_ = NULL;
 std::string* PrintPreviewHandler::last_used_printer_cloud_print_data_ = NULL;
 std::string* PrintPreviewHandler::last_used_printer_name_ = NULL;
 printing::ColorModels PrintPreviewHandler::last_used_color_model_ =
     printing::UNKNOWN_COLOR_MODEL;
+printing::MarginType PrintPreviewHandler::last_used_margins_type_ =
+    printing::DEFAULT_MARGINS;
 
 PrintPreviewHandler::PrintPreviewHandler()
     : print_backend_(printing::PrintBackend::CreateInstance(NULL)),
       regenerate_preview_request_count_(0),
       manage_printers_dialog_request_count_(0),
       reported_failed_preview_(false),
       has_logged_printers_count_(false) {
   ReportUserActionHistogram(PREVIEW_STARTED);
 }
 
@@ skipping 170 matching lines @@
   scoped_ptr<DictionaryValue> settings(GetSettingsDictionary(args));
   if (!settings.get())
     return;
 
   // Storing last used color model.
   int color_model;
   if (!settings->GetInteger(printing::kSettingColor, &color_model))
     color_model = printing::GRAY;
   last_used_color_model_ = static_cast<printing::ColorModels>(color_model);
 
+  // Storing last used margin settings.
+  int margin_type;
+  if (!settings->GetInteger(printing::kSettingMarginsType, &margin_type))
+    margin_type = printing::DEFAULT_MARGINS;
+  last_used_margins_type_ = static_cast<printing::MarginType>(margin_type);
+
   bool print_to_pdf = false;
   settings->GetBoolean(printing::kSettingPrintToPDF, &print_to_pdf);
 
   settings->SetBoolean(printing::kSettingHeaderFooterEnabled, false);
 
   bool is_cloud_printer = settings->HasKey(printing::kSettingCloudPrintId);
   bool is_cloud_dialog = false;
   settings->GetBoolean(printing::kSettingCloudPrintDialog, &is_cloud_dialog);
   if (is_cloud_printer) {
     std::string print_ticket;
@@ skipping 238 matching lines @@
 void PrintPreviewHandler::SendPrinterCapabilities(
     const DictionaryValue& settings_info) {
   VLOG(1) << "Get printer capabilities finished";
   web_ui_->CallJavascriptFunction("updateWithPrinterCapabilities",
                                   settings_info);
 }
 
 void PrintPreviewHandler::SendDefaultPrinter(
     const StringValue& default_printer,
     const StringValue& cloud_print_data) {
+  base::FundamentalValue margins_type(
+      PrintPreviewHandler::last_used_margins_type_);
   web_ui_->CallJavascriptFunction("setDefaultPrinter",
                                   default_printer,
-                                  cloud_print_data);
+                                  cloud_print_data,
+                                  margins_type);
 }
 
 void PrintPreviewHandler::SetupPrinterList(const ListValue& printers) {
   SendCloudPrintEnabled();
   web_ui_->CallJavascriptFunction("setPrinters", printers);
 }
 
 void PrintPreviewHandler::SendCloudPrintEnabled() {
   GURL gcp_url(CloudPrintURL(BrowserList::GetLastActive()->profile()).
                GetCloudPrintServiceURL());
@@ skipping 186 matching lines @@
     return;
 
   // We no longer require the initiator tab details. Remove those details
   // associated with the preview tab to allow the initiator tab to create
   // another preview tab.
   printing::PrintPreviewTabController* tab_controller =
       printing::PrintPreviewTabController::GetInstance();
   if (tab_controller)
     tab_controller->EraseInitiatorTabInfo(preview_tab_wrapper());
 }