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// Copyright (c) 2009 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 <string>
#include <vector>

#include "base/file_path.h"
#include "chrome/browser/extensions/extension_function.h"
#include "chrome/common/extensions/extension_resource.h"
#include "chrome/common/notification_service.h"
#include "chrome/common/notification_registrar.h"

class MessageLoop;

// Implement API call tabs.executeScript and tabs.insertCSS.
class ExecuteCodeInTabFunction : public AsyncExtensionFunction,
                                 public NotificationObserver {
  ExecuteCodeInTabFunction() : execute_tab_id_(-1),
                               all_frames_(false) {}

  virtual bool RunImpl();

  virtual void Observe(NotificationType type,
                       const NotificationSource& source,
                       const NotificationDetails& details);

  // Called when contents from the file whose path is specified in JSON
  // arguments has been loaded.
  void DidLoadFile(bool success, const std::string& data);

  // Run in UI thread.  Code string contains the code to be executed. Returns
  // true on success. If true is returned, this does an AddRef.
  bool Execute(const std::string& code_string);

  NotificationRegistrar registrar_;

  // Id of tab which executes code.
  int execute_tab_id_;

  // Contains extension resource built from path of file which is
  // specified in JSON arguments.
  ExtensionResource resource_;

  // If all_frames_ is true, script or CSS text would be injected
  // to all frames; Otherwise only injected to top main frame.
  bool all_frames_;

class TabsExecuteScriptFunction : public ExecuteCodeInTabFunction {

class TabsInsertCSSFunction : public ExecuteCodeInTabFunction {


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