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// 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.
#ifndef CHROME_BROWSER_EXTENSIONS_SCRIPT_BADGE_CONTROLLER_H_
#define CHROME_BROWSER_EXTENSIONS_SCRIPT_BADGE_CONTROLLER_H_
#pragma once
#include <map>
#include <set>
#include <string>
#include "base/memory/linked_ptr.h"
#include "chrome/browser/extensions/action_box_controller.h"
#include "chrome/browser/extensions/script_executor.h"
#include "chrome/browser/extensions/script_executor_impl.h"
#include "content/public/browser/web_contents_observer.h"
class Extension;
class ExtensionAction;
class ExtensionService;
class TabContentsWrapper;
namespace extensions {
// An ActionBoxController which corresponds to script badges, and implements
// ScriptExecutor in order to show those scripts in the action box too.
class ScriptBadgeController : public ActionBoxController,
public ScriptExecutor,
public content::WebContentsObserver {
public:
explicit ScriptBadgeController(TabContentsWrapper* tab_contents);
virtual ~ScriptBadgeController();
// ActionBoxController implementation.
virtual scoped_ptr<std::vector<ExtensionAction*> > GetCurrentActions()
OVERRIDE;
virtual Action OnClicked(const std::string& extension_id,
int mouse_button) OVERRIDE;
// ScriptExecutor implementation.
virtual void ExecuteScript(const std::string& extension_id,
ScriptType script_type,
const std::string& code,
FrameScope frame_scope,
UserScript::RunLocation run_at,
WorldType world_type,
const ExecuteScriptCallback& callback) OVERRIDE;
// content::WebContentsObserver implementation.
virtual void DidNavigateMainFrame(
const content::LoadCommittedDetails& details,
const content::FrameNavigateParams& params) OVERRIDE;
private:
// Gets the script badge for |extension|.
ExtensionAction* GetScriptBadge(const Extension* extension);
// Gets the ExtensionService for |tab_contents_|.
ExtensionService* GetExtensionService();
// Delegate ScriptExecutorImpl for running ExecuteScript.
ScriptExecutorImpl script_executor_;
// Our parent TabContentsWrapper.
TabContentsWrapper* tab_contents_;
// The extensions that have called ExecuteScript on the current frame.
std::set<std::string> extensions_executing_scripts_;
// Script badges that have been generated for extensions. This is both those
// with actions already declared that are copied and normalised, and actions
// that get generated for extensions that haven't declared anything.
typedef std::map<std::string, linked_ptr<ExtensionAction> > ScriptBadgeMap;
ScriptBadgeMap script_badges_;
DISALLOW_COPY_AND_ASSIGN(ScriptBadgeController);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_SCRIPT_BADGE_CONTROLLER_H_
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