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// Copyright 2014 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_BROWSER_EXTENSION_HOST_DELEGATE_H_
#define EXTENSIONS_BROWSER_EXTENSION_HOST_DELEGATE_H_
#include <string>
#include "content/public/common/media_stream_request.h"
#include "ui/base/window_open_disposition.h"
namespace content {
class JavaScriptDialogManager;
class WebContents;
}
namespace gfx {
class Rect;
}
namespace extensions {
class Extension;
class ExtensionHost;
// A delegate to support functionality that cannot exist in the extensions
// module. This is not an inner class of ExtensionHost to allow it to be forward
// declared.
class ExtensionHostDelegate {
public:
virtual ~ExtensionHostDelegate() {}
// Called after the hosting |web_contents| for an extension is created. The
// implementation may wish to add preference observers to |web_contents|.
virtual void OnExtensionHostCreated(content::WebContents* web_contents) = 0;
// Called after |host| creates a RenderView for an extension.
virtual void OnRenderViewCreatedForBackgroundPage(ExtensionHost* host) = 0;
// Returns the embedder's JavaScriptDialogManager or NULL if the embedder
// does not support JavaScript dialogs.
virtual content::JavaScriptDialogManager* GetJavaScriptDialogManager() = 0;
// Creates a new tab or popup window with |web_contents|. The embedder may
// choose to do nothing if tabs and popups are not supported.
virtual void CreateTab(content::WebContents* web_contents,
const std::string& extension_id,
WindowOpenDisposition disposition,
const gfx::Rect& initial_pos,
bool user_gesture) = 0;
// Requests access to an audio or video media stream. Invokes |callback|
// with the response.
virtual void ProcessMediaAccessRequest(
content::WebContents* web_contents,
const content::MediaStreamRequest& request,
const content::MediaResponseCallback& callback,
const Extension* extension) = 0;
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_EXTENSION_HOST_DELEGATE_H_
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