blob: 434dd29b85dfda16d00a750423acf2e9da5dd591 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
// Copyright (c) 2012 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 ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
#define ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
#include "ash/ash_export.h"
#include "base/callback.h"
#include "content/public/browser/web_contents_observer.h"
#include "googleurl/src/gurl.h"
#include "ui/views/widget/widget_delegate.h"
namespace content {
class BrowserContent;
}
namespace views {
class WebView;
}
namespace ash {
namespace test {
class ScreensaverViewTest;
}
ASH_EXPORT void ShowScreensaver(const GURL& url);
ASH_EXPORT void CloseScreensaver();
typedef
base::Callback<views::WebView*(content::BrowserContext*)> WebViewFactory;
namespace internal {
// Shows a URL as a screensaver. The screensaver window is fullscreen,
// always on top of every other window and will reload the URL if the
// renderer crashes for any reason.
class ScreensaverView : public views::WidgetDelegateView,
public content::WebContentsObserver {
public:
static void ShowScreensaver(const GURL& url);
static void CloseScreensaver();
private:
friend class test::ScreensaverViewTest;
explicit ScreensaverView(const GURL& url);
virtual ~ScreensaverView();
// views::WidgetDelegate overrides.
virtual views::View* GetContentsView() OVERRIDE;
// content::WebContentsObserver overrides.
virtual void RenderViewGone(base::TerminationStatus status) OVERRIDE;
void Show();
void Close();
// Creates and adds web contents to our view.
void AddChildWebContents();
// Load the screensaver in the WebView's webcontent. If the webcontents
// don't exist, they'll be created by WebView.
void LoadScreensaver();
// Creates and shows a frameless full screen window containing our view.
void ShowWindow();
// For testing purposes.
static ASH_EXPORT ScreensaverView* GetInstance();
// URL to show in the screensaver.
GURL url_;
// Number of times the screensaver has been terminated (usually this will be
// synonymous with the number of times it has crashed).
int termination_count_;
// Host for the extension that implements this dialog.
views::WebView* screensaver_webview_;
// Window that holds the screensaver webview.
views::Widget* container_window_;
DISALLOW_COPY_AND_ASSIGN(ScreensaverView);
};
} // namespace internal
} // namespace ash
#endif // ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
|
