cef/libcef/browser/extensions/extension_view_host.h

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// Copyright 2017 the Chromium Embedded Framework Authors. Portions copyright
// 2013 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 CEF_LIBCEF_BROWSER_EXTENSIONS_EXTENSION_VIEW_HOST_H_
#define CEF_LIBCEF_BROWSER_EXTENSIONS_EXTENSION_VIEW_HOST_H_
#include <memory>
#include "base/scoped_observation.h"
#include "extensions/browser/extension_host.h"
#include "extensions/browser/extension_host_registry.h"
class AlloyBrowserHostImpl;
namespace content {
class WebContents;
} // namespace content
namespace extensions {
// The ExtensionHost for an extension that backs a view in the browser UI. For
// example, this could be an extension popup or dialog, but not a background
// page. Object lifespan is managed by AlloyBrowserHostImpl. Based on
// chrome/browser/extensions/extension_view_host.h.
class CefExtensionViewHost : public ExtensionHost,
public ExtensionHostRegistry::Observer {
public:
CefExtensionViewHost(AlloyBrowserHostImpl* browser,
const Extension* extension,
content::WebContents* host_contents,
const GURL& url,
mojom::ViewType host_type);
CefExtensionViewHost(const CefExtensionViewHost&) = delete;
CefExtensionViewHost& operator=(const CefExtensionViewHost&) = delete;
~CefExtensionViewHost() override;
// ExtensionHost methods:
void OnDidStopFirstLoad() override;
void LoadInitialURL() override;
bool IsBackgroundPage() const override;
// content::WebContentsDelegate methods:
bool ShouldAllowRendererInitiatedCrossProcessNavigation(
bool is_main_frame_navigation) override;
bool PreHandleGestureEvent(content::WebContents* source,
const blink::WebGestureEvent& event) override;
// extensions::ExtensionFunctionDispatcher::Delegate methods:
content::WebContents* GetVisibleWebContents() const override;
// ExtensionHostRegistry::Observer methods:
void OnExtensionHostDocumentElementAvailable(
content::BrowserContext* browser_context,
ExtensionHost* extension_host) override;
private:
base::ScopedObservation<ExtensionHostRegistry,
ExtensionHostRegistry::Observer>
host_registry_observation_{this};
};
} // namespace extensions
#endif // CEF_LIBCEF_BROWSER_EXTENSIONS_EXTENSION_VIEW_HOST_H_