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// Copyright 2018 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 ASH_ASSISTANT_UI_ASSISTANT_WEB_VIEW_H_
#define ASH_ASSISTANT_UI_ASSISTANT_WEB_VIEW_H_
#include <memory>
#include "ash/assistant/assistant_controller_observer.h"
#include "base/macros.h"
#include "base/optional.h"
#include "ui/views/view.h"
namespace base {
class UnguessableToken;
} // namespace base
namespace ash {
class AssistantController;
class CaptionBar;
// AssistantWebView is a child of AssistantBubbleView which allows Assistant UI
// to render remotely hosted content within its bubble. It provides a CaptionBar
// for window level controls and a WebView/RemoteViewHost for embedding web
// contents.
class AssistantWebView : public views::View,
public AssistantControllerObserver {
public:
explicit AssistantWebView(AssistantController* assistant_controller);
~AssistantWebView() override;
// views::View:
gfx::Size CalculatePreferredSize() const override;
int GetHeightForWidth(int width) const override;
void ChildPreferredSizeChanged(views::View* child) override;
// AssistantControllerObserver:
void OnDeepLinkReceived(
assistant::util::DeepLinkType type,
const std::map<std::string, std::string>& params) override;
private:
void InitLayout();
void OnWebContentsReady(
const base::Optional<base::UnguessableToken>& embed_token);
void ReleaseWebContents();
AssistantController* const assistant_controller_; // Owned by Shell.
CaptionBar* caption_bar_; // Owned by view hierarchy.
// In Mash, |content_view_| is owned by the view hierarchy. Otherwise, the
// view is owned by the WebContentsManager.
views::View* content_view_;
// Uniquely identifies web contents owned by WebContentsManager.
base::Optional<base::UnguessableToken> web_contents_id_token_;
// Weak pointer factory used for web contents rendering requests.
base::WeakPtrFactory<AssistantWebView> web_contents_request_factory_;
DISALLOW_COPY_AND_ASSIGN(AssistantWebView);
};
} // namespace ash
#endif // ASH_ASSISTANT_UI_ASSISTANT_WEB_VIEW_H_