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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_TABS_PINNED_TAB_CODEC_H_
#define CHROME_BROWSER_TABS_PINNED_TAB_CODEC_H_
#pragma once
#include <vector>
#include "chrome/browser/ui/browser_init.h"
#include "googleurl/src/gurl.h"
namespace base {
class Value;
}
class PrefService;
class Profile;
// PinnedTabCodec is used to read and write the set of pinned tabs to
// preferences. When Chrome exits the sets of pinned tabs are written to prefs.
// On startup if the user has not chosen to restore the last session the set of
// pinned tabs is opened.
//
// The entries are stored in preferences as a list of dictionaries, with each
// dictionary describing the entry.
class PinnedTabCodec {
public:
typedef std::vector<BrowserInit::LaunchWithProfile::Tab> Tabs;
// Registers the preference used by this class.
static void RegisterUserPrefs(PrefService* prefs);
// Resets the preferences state.
static void WritePinnedTabs(Profile* profile);
// Sets the preferences state from the specified tab list.
static void WritePinnedTabs(Profile* profile, const Tabs& tabs);
// Reads and returns the set of pinned tabs to restore from preferences.
static Tabs ReadPinnedTabs(Profile* profile);
static Tabs ReadPinnedTabs(const base::Value* value);
private:
PinnedTabCodec();
~PinnedTabCodec();
DISALLOW_COPY_AND_ASSIGN(PinnedTabCodec);
};
#endif // CHROME_BROWSER_TABS_PINNED_TAB_CODEC_H_
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