1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_MEDIA_MEDIA_STREAM_INFOBAR_DELEGATE_H_
6#define CHROME_BROWSER_MEDIA_MEDIA_STREAM_INFOBAR_DELEGATE_H_
7
8#include <string>
9
10#include "base/compiler_specific.h"
11#include "chrome/browser/media/media_stream_devices_controller.h"
12#include "components/infobars/core/confirm_infobar_delegate.h"
13
14
15// This class configures an infobar shown when a page requests access to a
16// user's microphone and/or video camera.  The user is shown a message asking
17// which audio and/or video devices he wishes to use with the current page, and
18// buttons to give access to the selected devices to the page, or to deny access
19// to them.
20class MediaStreamInfoBarDelegate : public ConfirmInfoBarDelegate {
21 public:
22  virtual ~MediaStreamInfoBarDelegate();
23
24  // Handles a permission request (in |request|) for |web_contents|.  If this
25  // involves prompting the user, creates a media stream infobar and delegate,
26  // then checks for an existing infobar for |web_contents| and replaces it if
27  // found, or just adds the new infobar otherwise.  Returns whether an infobar
28  // was created.
29  static bool Create(content::WebContents* web_contents,
30                     const content::MediaStreamRequest& request,
31                     const content::MediaResponseCallback& callback);
32
33 private:
34  friend class WebRtcTestBase;
35
36  explicit MediaStreamInfoBarDelegate(
37      scoped_ptr<MediaStreamDevicesController> controller);
38
39  // ConfirmInfoBarDelegate:
40  virtual void InfoBarDismissed() OVERRIDE;
41  virtual int GetIconID() const OVERRIDE;
42  virtual Type GetInfoBarType() const OVERRIDE;
43  virtual MediaStreamInfoBarDelegate* AsMediaStreamInfoBarDelegate() OVERRIDE;
44  virtual base::string16 GetMessageText() const OVERRIDE;
45  virtual base::string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
46  virtual bool Accept() OVERRIDE;
47  virtual bool Cancel() OVERRIDE;
48  virtual base::string16 GetLinkText() const OVERRIDE;
49  virtual bool LinkClicked(WindowOpenDisposition disposition) OVERRIDE;
50
51  scoped_ptr<MediaStreamDevicesController> controller_;
52
53  DISALLOW_COPY_AND_ASSIGN(MediaStreamInfoBarDelegate);
54};
55
56#endif  // CHROME_BROWSER_MEDIA_MEDIA_STREAM_INFOBAR_DELEGATE_H_
57