chrome/browser/ui/webui/user_actions/user_actions_ui_handler.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/webui/user_actions/user_actions_ui_handler.h"
   6
   7 #include "base/bind.h"
   8 #include "base/metrics/user_metrics.h"
   9 #include "base/values.h"
  10 #include "content/public/browser/web_ui.h"
  11
  12 UserActionsUIHandler::UserActionsUIHandler()
  13     : action_callback_(base::Bind(&UserActionsUIHandler::OnUserAction,
  14                                   base::Unretained(this))) {
  15   base::AddActionCallback(action_callback_);
  16 }
  17
  18 UserActionsUIHandler::~UserActionsUIHandler() {
  19   base::RemoveActionCallback(action_callback_);
  20 }
  21
  22 void UserActionsUIHandler::RegisterMessages() {}
  23
  24 void UserActionsUIHandler::OnUserAction(const std::string& action) {
  25   base::StringValue user_action_name(action);
  26   web_ui()->CallJavascriptFunction("userActions.observeUserAction",
  27                                    user_action_name);
  28 }
  29