tab_renderer_data.h revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd 
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_UI_VIEWS_TABS_TAB_RENDERER_DATA_H_
6#define CHROME_BROWSER_UI_VIEWS_TABS_TAB_RENDERER_DATA_H_
7
8#include "base/process_util.h"
9#include "base/string16.h"
10#include "chrome/browser/ui/views/chrome_views_export.h"
11#include "googleurl/src/gurl.h"
12#include "ui/gfx/image/image_skia.h"
13
14// Wraps the state needed by the renderers.
15struct CHROME_VIEWS_EXPORT TabRendererData {
16  // Different types of network activity for a tab. The NetworkState of a tab
17  // may be used to alter the UI (e.g. show different kinds of loading
18  // animations).
19  enum NetworkState {
20    NETWORK_STATE_NONE,     // no network activity.
21    NETWORK_STATE_WAITING,  // waiting for a connection.
22    NETWORK_STATE_LOADING,  // connected, transferring data.
23  };
24
25  // Capture state of this tab. If a WebRTC media stream is active, then it is
26  // recording. If tab capturing is active then it is projecting.
27  enum CaptureState {
28    CAPTURE_STATE_NONE,
29    CAPTURE_STATE_RECORDING,
30    CAPTURE_STATE_PROJECTING
31  };
32
33  // Audio playing state of this tab. If muting is added this is where it
34  // should go.
35  enum AudioState {
36    AUDIO_STATE_NONE,
37    AUDIO_STATE_PLAYING
38  };
39
40  TabRendererData();
41  ~TabRendererData();
42
43  // This interprets the crashed status to decide whether or not this
44  // render data represents a tab that is "crashed" (i.e. the render
45  // process died unexpectedly).
46  bool IsCrashed() const {
47    return (crashed_status == base::TERMINATION_STATUS_PROCESS_WAS_KILLED ||
48            crashed_status == base::TERMINATION_STATUS_PROCESS_CRASHED ||
49            crashed_status == base::TERMINATION_STATUS_ABNORMAL_TERMINATION);
50  }
51
52  bool AudioActive() const {
53    return audio_state != AUDIO_STATE_NONE;
54  }
55
56  bool CaptureActive() const {
57    return capture_state != CAPTURE_STATE_NONE;
58  }
59
60  // Returns true if the TabRendererData is same as given |data|.
61  bool Equals(const TabRendererData& data);
62
63  gfx::ImageSkia favicon;
64  NetworkState network_state;
65  string16 title;
66  GURL url;
67  bool loading;
68  base::TerminationStatus crashed_status;
69  bool incognito;
70  bool show_icon;
71  bool mini;
72  bool blocked;
73  bool app;
74  CaptureState capture_state;
75  AudioState audio_state;
76};
77
78#endif  // CHROME_BROWSER_UI_VIEWS_TABS_TAB_RENDERER_DATA_H_
79