session_crashed_bubble_view.h revision 010d83a9304c5a91596085d917d248abff47903a 
1// Copyright 2014 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_SESSION_CRASHED_BUBBLE_VIEW_H_
6#define CHROME_BROWSER_UI_VIEWS_SESSION_CRASHED_BUBBLE_VIEW_H_
7
8#include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
9#include "content/public/browser/notification_observer.h"
10#include "content/public/browser/notification_registrar.h"
11#include "content/public/browser/web_contents_observer.h"
12#include "ui/views/bubble/bubble_delegate.h"
13#include "ui/views/controls/button/button.h"
14
15namespace views {
16class Checkbox;
17class GridLayout;
18class LabelButton;
19class Widget;
20}
21
22namespace content {
23class WebContents;
24class RenderViewHost;
25}
26
27class Browser;
28
29// It creates a session restore request bubble when the previous session has
30// crashed. It also presents an option to enable metrics reporting, if it not
31// enabled already.
32class SessionCrashedBubbleView
33    : public views::BubbleDelegateView,
34      public views::ButtonListener,
35      public content::WebContentsObserver,
36      public content::NotificationObserver,
37      public TabStripModelObserver {
38 public:
39  static void Show(Browser* browser);
40
41 private:
42  SessionCrashedBubbleView(views::View* anchor_view,
43                           Browser* browser,
44                           content::WebContents* web_contents);
45  virtual ~SessionCrashedBubbleView();
46
47  // WidgetDelegateView methods.
48  virtual views::View* GetInitiallyFocusedView() OVERRIDE;
49
50  // views::BubbleDelegateView methods.
51  virtual void Init() OVERRIDE;
52
53  // views::ButtonListener methods.
54  virtual void ButtonPressed(views::Button* sender,
55                             const ui::Event& event) OVERRIDE;
56
57  // content::WebContentsObserver methods.
58  virtual void DidStartNavigationToPendingEntry(
59      const GURL& url,
60      content::NavigationController::ReloadType reload_type) OVERRIDE;
61  virtual void DidFinishLoad(
62      int64 frame_id,
63      const GURL& validated_url,
64      bool is_main_frame,
65      content::RenderViewHost* render_view_host) OVERRIDE;
66  virtual void WasShown() OVERRIDE;
67  virtual void WasHidden() OVERRIDE;
68
69  // content::NotificationObserver methods.
70  virtual void Observe(
71      int type,
72      const content::NotificationSource& source,
73      const content::NotificationDetails& details) OVERRIDE;
74
75  // TabStripModelObserver methods.
76  // When the tab with current bubble is being dragged and dropped to a new
77  // window or to another window, the bubble will be dismissed as if the user
78  // chose not to restore the previous session.
79  virtual void TabDetachedAt(
80      content::WebContents* contents,
81      int index) OVERRIDE;
82
83  // Create the view for user to opt in to Uma.
84  void CreateUmaOptinView(views::GridLayout* layout);
85
86  // Restore previous session after user selects so.
87  void RestorePreviousSession(views::Button* sender);
88
89  // Close and destroy the bubble.
90  void CloseBubble();
91
92  content::NotificationRegistrar registrar_;
93
94  // Used for opening the question mark link as well as access the tab strip.
95  Browser* browser_;
96
97  // The web content associated with current bubble.
98  content::WebContents* web_contents_;
99
100  // Button for the user to confirm a session restore.
101  views::LabelButton* restore_button_;
102
103  // Button for the user to close this bubble.
104  views::LabelButton* close_;
105
106  // Checkbox for the user to opt-in to UMA reporting.
107  views::Checkbox* uma_option_;
108
109  // Whether or not a navigation has started on current tab.
110  bool started_navigation_;
111
112  DISALLOW_COPY_AND_ASSIGN(SessionCrashedBubbleView);
113};
114
115#endif  // CHROME_BROWSER_UI_VIEWS_SESSION_CRASHED_BUBBLE_VIEW_H_
116