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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_VIEWS_MEDIA_ROUTER_WEB_CONTENTS_DISPLAY_OBSERVER_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_MEDIA_ROUTER_WEB_CONTENTS_DISPLAY_OBSERVER_VIEW_H_
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "chrome/browser/ui/browser_list_observer.h"
#include "chrome/browser/ui/webui/media_router/web_contents_display_observer.h"
#include "content/public/browser/web_contents_observer.h"
#include "ui/display/display.h"
#include "ui/views/widget/widget_observer.h"
namespace media_router {
class WebContentsDisplayObserverView : public WebContentsDisplayObserver,
public BrowserListObserver,
public views::WidgetObserver,
public content::WebContentsObserver {
public:
WebContentsDisplayObserverView(content::WebContents* web_contents,
base::RepeatingClosure callback);
~WebContentsDisplayObserverView() override;
// BrowserListObserver overrides:
void OnBrowserSetLastActive(Browser* browser) override;
// views::WidgetObserver overrides:
void OnWidgetDestroying(views::Widget* widget) override;
void OnWidgetBoundsChanged(views::Widget* widget,
const gfx::Rect& new_bounds) override;
// WebContentsDisplayObserver overrides:
const display::Display& GetCurrentDisplay() const override;
// content::WebContentsObserver overrides:
void WebContentsDestroyed() override;
private:
// Calls |callback_| if the WebContents is no longer on |display_|.
void CheckForDisplayChange();
// Returns the display that is the closest to |wdiget_|.
virtual display::Display GetDisplayNearestWidget() const;
raw_ptr<content::WebContents> web_contents_;
// The widget containing |web_contents_|.
raw_ptr<views::Widget> widget_;
// The display that |web_contents_| is on.
display::Display display_;
// Called when the display that |web_contents_| is on changes.
base::RepeatingClosure callback_;
};
} // namespace media_router
#endif // CHROME_BROWSER_UI_VIEWS_MEDIA_ROUTER_WEB_CONTENTS_DISPLAY_OBSERVER_VIEW_H_
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