Merge Chromium at r65505: Initial merge by git.

Change-Id: I31d8f1d8cd33caaf7f47ffa7350aef42d5fbdb45

1 files changed, 33 insertions, 0 deletions

diff --git a/chrome/browser/dom_ui/print_preview_handler.cc b/chrome/browser/dom_ui/print_preview_handler.cc
new file mode 100644
index 0000000..9248a8a
--- /dev/null
+++ b/chrome/browser/dom_ui/print_preview_handler.cc
@@ -0,0 +1,33 @@
+// Copyright (c) 2010 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/dom_ui/print_preview_handler.h"
+
+#include "base/values.h"
+#include "printing/backend/print_backend.h"
+
+PrintPreviewHandler::PrintPreviewHandler()
+    : print_backend_(printing::PrintBackend::CreateInstance(NULL)) {
+}
+
+PrintPreviewHandler::~PrintPreviewHandler() {
+}
+
+void PrintPreviewHandler::RegisterMessages() {
+  dom_ui_->RegisterMessageCallback("getPrinters",
+      NewCallback(this, &PrintPreviewHandler::HandleGetPrinters));
+}
+
+void PrintPreviewHandler::HandleGetPrinters(const ListValue*) {
+  ListValue printers;
+
+  printing::PrinterList printer_list;
+  print_backend_->EnumeratePrinters(&printer_list);
+  for (printing::PrinterList::iterator index = printer_list.begin();
+       index != printer_list.end(); ++index) {
+    printers.Append(new StringValue(index->printer_name));
+  }
+
+  dom_ui_->CallJavascriptFunction(L"setPrinters", printers);
+}