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// Copyright 2016 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 EXTENSIONS_SHELL_BROWSER_SHELL_NAVIGATION_UI_DATA_H_
#define EXTENSIONS_SHELL_BROWSER_SHELL_NAVIGATION_UI_DATA_H_
#include <memory>
#include "base/macros.h"
#include "content/public/browser/navigation_ui_data.h"
#include "extensions/browser/extension_navigation_ui_data.h"
namespace extensions {
// PlzNavigate
// Contains data that is passed from the UI thread to the IO thread at the
// beginning of each navigation. The class is instantiated on the UI thread,
// then a copy created using Clone is passed to the content::ResourceRequestInfo
// on the IO thread.
class ShellNavigationUIData : public content::NavigationUIData {
public:
ShellNavigationUIData();
explicit ShellNavigationUIData(content::NavigationHandle* navigation_handle);
~ShellNavigationUIData() override;
// Creates a new ChromeNavigationUIData that is a deep copy of the original.
// Any changes to the original after the clone is created will not be
// reflected in the clone. |extension_data_| is deep copied.
std::unique_ptr<content::NavigationUIData> Clone() const override;
void SetExtensionNavigationUIData(
std::unique_ptr<ExtensionNavigationUIData> extension_data);
ExtensionNavigationUIData* GetExtensionNavigationUIData() const {
return extension_data_.get();
}
private:
// Manages the lifetime of optional ExtensionNavigationUIData information.
std::unique_ptr<ExtensionNavigationUIData> extension_data_;
DISALLOW_COPY_AND_ASSIGN(ShellNavigationUIData);
};
} // namespace extensions
#endif // EXTENSIONS_SHELL_BROWSER_SHELL_NAVIGATION_UI_DATA_H_
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