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// Copyright 2015 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 COMPONENTS_SESSIONS_IOS_IOS_LIVE_TAB_H_
#define COMPONENTS_SESSIONS_IOS_IOS_LIVE_TAB_H_
#include "base/macros.h"
#include "base/supports_user_data.h"
#include "components/sessions/core/live_tab.h"
#include "components/sessions/ios/ios_serialized_navigation_builder.h"
#import "ios/web/public/web_state.h"
namespace web {
class NavigationManager;
}
namespace sessions {
// An implementation of LiveTab that is backed by web::WebState for use
// on //ios/web-based platforms.
class SESSIONS_EXPORT IOSLiveTab : public LiveTab,
public base::SupportsUserData::Data {
public:
~IOSLiveTab() override;
// Returns the IOSLiveTab associated with |web_state|, creating it if
// it has not already been created.
static IOSLiveTab* GetForWebState(web::WebState* web_state);
// LiveTab:
bool IsInitialBlankNavigation() override;
int GetCurrentEntryIndex() override;
int GetPendingEntryIndex() override;
sessions::SerializedNavigationEntry GetEntryAtIndex(int index) override;
sessions::SerializedNavigationEntry GetPendingEntry() override;
int GetEntryCount() override;
const std::string& GetUserAgentOverride() override;
web::WebState* web_state() { return web_state_; }
const web::WebState* web_state() const { return web_state_; }
private:
friend class base::SupportsUserData;
explicit IOSLiveTab(web::WebState* web_state);
web::NavigationManager* navigation_manager() {
return web_state_->GetNavigationManager();
}
web::WebState* web_state_;
// Needed to return an empty string in GetUserAgentOverride().
std::string user_agent_override_;
DISALLOW_COPY_AND_ASSIGN(IOSLiveTab);
};
} // namespace sessions
#endif // COMPONENTS_SESSIONS_IOS_IOS_LIVE_TAB_H_
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