Print Preview: Finish removing global Javascript functions.

chrome/browser/ui/webui/print_preview/print_preview_ui.cc

 // Copyright (c) 2012 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/print_preview_ui.h"
 
 #include <map>
 #include <memory>
 #include <utility>
 #include <vector>
@@ skipping 541 matching lines @@
                         base::TimeTicks::Now() - initial_preview_start_time_);
   }
   g_print_preview_request_id_map.Get().Set(id_, request_id);
 }
 
 void PrintPreviewUI::OnDidGetPreviewPageCount(
     const PrintHostMsg_DidGetPreviewPageCount_Params& params) {
   DCHECK_GT(params.page_count, 0);
   if (g_testing_delegate)
     g_testing_delegate->DidGetPreviewPageCount(params.page_count);
-  base::Value count(params.page_count);
-  base::Value request_id(params.preview_request_id);
-  base::Value fit_to_page_scaling(params.fit_to_page_scaling);
-  web_ui()->CallJavascriptFunctionUnsafe("onDidGetPreviewPageCount", count,
-                                         request_id, fit_to_page_scaling);
+  handler_->SendPageCountReady(params.page_count, params.preview_request_id,
+                               params.fit_to_page_scaling);
 }
 
 void PrintPreviewUI::OnDidGetDefaultPageLayout(
     const PageSizeMargins& page_layout, const gfx::Rect& printable_area,
     bool has_custom_page_size_style) {
   if (page_layout.margin_top < 0 || page_layout.margin_left < 0 ||
       page_layout.margin_bottom < 0 || page_layout.margin_right < 0 ||
       page_layout.content_width < 0 || page_layout.content_height < 0 ||
       printable_area.width() <= 0 || printable_area.height() <= 0) {
     NOTREACHED();
     return;
   }
 
   base::DictionaryValue layout;
   layout.SetDouble(printing::kSettingMarginTop, page_layout.margin_top);
   layout.SetDouble(printing::kSettingMarginLeft, page_layout.margin_left);
   layout.SetDouble(printing::kSettingMarginBottom, page_layout.margin_bottom);
   layout.SetDouble(printing::kSettingMarginRight, page_layout.margin_right);
   layout.SetDouble(printing::kSettingContentWidth, page_layout.content_width);
   layout.SetDouble(printing::kSettingContentHeight, page_layout.content_height);
   layout.SetInteger(printing::kSettingPrintableAreaX, printable_area.x());
   layout.SetInteger(printing::kSettingPrintableAreaY, printable_area.y());
   layout.SetInteger(printing::kSettingPrintableAreaWidth,
                     printable_area.width());
   layout.SetInteger(printing::kSettingPrintableAreaHeight,
                     printable_area.height());
-
-  base::Value has_page_size_style(has_custom_page_size_style);
-  web_ui()->CallJavascriptFunctionUnsafe("onDidGetDefaultPageLayout", layout,
-                                         has_page_size_style);
+  handler_->SendPageLayoutReady(layout, has_custom_page_size_style);
 }
 
 void PrintPreviewUI::OnDidPreviewPage(int page_number,
                                       int preview_request_id) {
   DCHECK_GE(page_number, 0);
-  base::Value number(page_number);
-  base::Value ui_identifier(id_);
-  base::Value request_id(preview_request_id);
   if (g_testing_delegate)
     g_testing_delegate->DidRenderPreviewPage(web_ui()->GetWebContents());
-  web_ui()->CallJavascriptFunctionUnsafe("onDidPreviewPage", number,
-                                         ui_identifier, request_id);
+  handler_->SendPagePreviewReady(page_number, id_, preview_request_id);
 }
 
 void PrintPreviewUI::OnPreviewDataIsAvailable(int expected_pages_count,
                                               int preview_request_id) {
   VLOG(1) << "Print preview request finished with "
           << expected_pages_count << " pages";
 
   if (!initial_preview_start_time_.is_null()) {
     UMA_HISTOGRAM_TIMES("PrintPreview.InitialDisplayTime",
                         base::TimeTicks::Now() - initial_preview_start_time_);
@@ skipping 41 matching lines @@
   if (dialog_closed_)
     return;
   dialog_closed_ = true;
   ConstrainedWebDialogDelegate* delegate = GetConstrainedDelegate();
   if (!delegate)
     return;
   delegate->GetWebDialogDelegate()->OnDialogClosed(std::string());
   delegate->OnDialogCloseFromWebUI();
 }
 
-void PrintPreviewUI::OnReloadPrintersList() {
-  web_ui()->CallJavascriptFunctionUnsafe("reloadPrintersList");
-}
-
 void PrintPreviewUI::OnSetOptionsFromDocument(
     const PrintHostMsg_SetOptionsFromDocument_Params& params) {
-  base::DictionaryValue options;
-  options.SetBoolean(printing::kSettingDisableScaling,
-                     params.is_scaling_disabled);
-  options.SetInteger(printing::kSettingCopies, params.copies);
-  options.SetInteger(printing::kSettingDuplexMode, params.duplex);
-  web_ui()->CallJavascriptFunctionUnsafe("printPresetOptionsFromDocument",
-                                         options);
+  handler_->SendPrintPresetOptions(params.is_scaling_disabled, params.copies,
+                                   params.duplex);
 }
 
 // static
 void PrintPreviewUI::SetDelegateForTesting(TestingDelegate* delegate) {
   g_testing_delegate = delegate;
 }
 
 void PrintPreviewUI::SetSelectedFileForTesting(const base::FilePath& path) {
   handler_->FileSelected(path, 0, NULL);
 }
 
 void PrintPreviewUI::SetPdfSavedClosureForTesting(
     const base::Closure& closure) {
   handler_->SetPdfSavedClosureForTesting(closure);
 }