OLD | NEW |
---|---|
(Empty) | |
1 // Copyright (c) 2010 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 #include "chrome/browser/plugin_data_remover_helper.h" | |
6 | |
7 #include "base/ref_counted.h" | |
8 #include "chrome/browser/browser_thread.h" | |
9 #include "chrome/browser/plugin_data_remover.h" | |
10 #include "chrome/common/pref_names.h" | |
11 #include "chrome/browser/prefs/pref_service.h" | |
12 #include "chrome/browser/profile.h" | |
13 | |
14 class PluginDataRemoverHelper::Internal | |
15 : public base::RefCountedThreadSafe<PluginDataRemoverHelper::Internal> { | |
16 public: | |
17 explicit Internal(const char* pref_name, PrefService* prefs) | |
18 : pref_name_(pref_name), prefs_(prefs) {} | |
19 | |
20 void StartUpdate() { | |
21 BrowserThread::PostTask( | |
22 BrowserThread::FILE, | |
23 FROM_HERE, | |
24 NewRunnableMethod( | |
25 this, | |
26 &PluginDataRemoverHelper::Internal::UpdateOnFileThread)); | |
27 } | |
28 | |
29 void Invalidate() { | |
30 prefs_ = NULL; | |
31 } | |
32 | |
33 private: | |
34 friend class base::RefCountedThreadSafe<Internal>; | |
35 | |
36 ~Internal() {} | |
37 | |
38 void UpdateOnFileThread() { | |
39 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
40 bool result = PluginDataRemover::IsSupported(); | |
41 BrowserThread::PostTask( | |
42 BrowserThread::UI, | |
43 FROM_HERE, | |
44 NewRunnableMethod(this, | |
45 &PluginDataRemoverHelper::Internal::SetPrefOnUIThread, | |
46 result)); | |
47 } | |
48 | |
49 void SetPrefOnUIThread(bool value) { | |
50 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
51 if (prefs_) | |
52 prefs_->SetBoolean(pref_name_.c_str(), value); | |
53 } | |
54 | |
55 std::string pref_name_; | |
56 // Weak pointer. | |
57 PrefService* prefs_; | |
58 }; | |
jochen (gone - plz use gerrit)
2010/11/24 19:03:07
disallow copy and assign
Bernhard Bauer
2010/11/29 10:45:23
Done.
| |
59 | |
60 PluginDataRemoverHelper::PluginDataRemoverHelper() {} | |
61 | |
62 PluginDataRemoverHelper::~PluginDataRemoverHelper() { | |
63 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
64 if (internal_) | |
65 internal_->Invalidate(); | |
66 } | |
67 | |
68 void PluginDataRemoverHelper::Init(const char* pref_name, | |
69 PrefService* prefs, | |
70 NotificationObserver* observer) { | |
71 pref_.Init(pref_name, prefs, observer); | |
72 internal_ = make_scoped_refptr(new Internal(pref_name, prefs)); | |
73 internal_->StartUpdate(); | |
74 } | |
OLD | NEW |