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// Copyright (c) 2011 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_PROTECTOR_PROTECTOR_H_
#define CHROME_BROWSER_PROTECTOR_PROTECTOR_H_
#pragma once
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "base/task.h"
#include "chrome/browser/protector/base_setting_change.h"
#include "chrome/browser/protector/settings_change_global_error_delegate.h"
class GURL;
class Profile;
class TemplateURLService;
namespace protector {
class SettingsChangeGlobalError;
// Presents a SettingChange to user and handles possible user actions.
// Deletes itself after a user action is taken or timeout expires.
class Protector : public SettingsChangeGlobalErrorDelegate {
public:
explicit Protector(Profile* profile);
// Opens a tab with specified URL in the browser window we've shown error
// bubble for.
void OpenTab(const GURL& url);
// Returns TemplateURLService for the profile we've shown error bubble for.
TemplateURLService* GetTemplateURLService();
// Shows global error about the specified change. Owns |change|.
void ShowChange(BaseSettingChange* change);
// Silently discards any change previously shown (without calling Discard),
// removes global error and deletes itself.
void DismissChange();
// SettingsChangeGlobalErrorDelegate implementation.
virtual void OnApplyChange() OVERRIDE;
virtual void OnDiscardChange() OVERRIDE;
virtual void OnDecisionTimeout() OVERRIDE;
virtual void OnRemovedFromProfile() OVERRIDE;
private:
friend class DeleteTask<Protector>;
// The object can only be allocated and destroyed on heap.
virtual ~Protector();
// Pointer to error bubble controller. Indicates if we're showing change
// notification to user.
scoped_ptr<SettingsChangeGlobalError> error_;
// Setting change which we're showing.
scoped_ptr<BaseSettingChange> change_;
// Profile which settings we are protecting.
Profile* profile_;
DISALLOW_COPY_AND_ASSIGN(Protector);
};
// Signs string value with protector's key.
std::string SignSetting(const std::string& value);
// Returns true if the signature is valid for the specified key.
bool IsSettingValid(const std::string& value, const std::string& signature);
} // namespace protector
#endif // CHROME_BROWSER_PROTECTOR_PROTECTOR_H_
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