blob: 98d604e4c8a13c063d051fd56e1d726996a3da4c [file] [log] [blame]
// Copyright 2017 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.
#import "ios/chrome/browser/web/tab_id_tab_helper.h"
#include "base/mac/foundation_util.h"
#include "base/strings/sys_string_conversions.h"
#import "ios/web/public/serializable_user_data_manager.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
namespace {
// The key under which the tab ID is stored in the WebState's serializable user
// data.
NSString* const kTabIdKey = @"TabId";
TabIdTabHelper::TabIdTabHelper(web::WebState* web_state) {
web::SerializableUserDataManager* user_data_manager =
NSString* unique_id = base::mac::ObjCCast<NSString>(
if (![unique_id length]) {
unique_id = [[NSUUID UUID] UUIDString];
user_data_manager->AddSerializableData(unique_id, kTabIdKey);
tab_id_ = [unique_id copy];
TabIdTabHelper::~TabIdTabHelper() = default;