Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(13)

Side by Side Diff: content/browser/host_zoom_map.h

Issue 7800015: prune down content_dll change to just the CONTENT_EXPORTS (Closed)
Patch Set: update copyright headers, merge Created 9 years, 3 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Maps hostnames to custom zoom levels. Written on the UI thread and read on 5 // Maps hostnames to custom zoom levels. Written on the UI thread and read on
6 // any thread. One instance per browser context. 6 // any thread. One instance per browser context.
7 7
8 #ifndef CONTENT_BROWSER_HOST_ZOOM_MAP_H_ 8 #ifndef CONTENT_BROWSER_HOST_ZOOM_MAP_H_
9 #define CONTENT_BROWSER_HOST_ZOOM_MAP_H_ 9 #define CONTENT_BROWSER_HOST_ZOOM_MAP_H_
10 #pragma once 10 #pragma once
11 11
12 #include <map> 12 #include <map>
13 #include <string> 13 #include <string>
14 #include <vector> 14 #include <vector>
15 15
16 #include "base/basictypes.h" 16 #include "base/basictypes.h"
17 #include "base/memory/ref_counted.h" 17 #include "base/memory/ref_counted.h"
18 #include "base/synchronization/lock.h" 18 #include "base/synchronization/lock.h"
19 #include "content/browser/browser_thread.h" 19 #include "content/browser/browser_thread.h"
20 #include "content/common/content_export.h"
20 #include "content/common/notification_observer.h" 21 #include "content/common/notification_observer.h"
21 #include "content/common/notification_registrar.h" 22 #include "content/common/notification_registrar.h"
22 23
23 namespace base { 24 namespace base {
24 class DictionaryValue; 25 class DictionaryValue;
25 } 26 }
26 27
27 class GURL; 28 class GURL;
28 29
29 // HostZoomMap needs to be deleted on the UI thread because it listens 30 // HostZoomMap needs to be deleted on the UI thread because it listens
30 // to notifications on there (and holds a NotificationRegistrar). 31 // to notifications on there (and holds a NotificationRegistrar).
31 class HostZoomMap 32 class CONTENT_EXPORT HostZoomMap
32 : public NotificationObserver, 33 : public NotificationObserver,
33 public base::RefCountedThreadSafe<HostZoomMap, 34 public base::RefCountedThreadSafe<HostZoomMap,
34 BrowserThread::DeleteOnUIThread> { 35 BrowserThread::DeleteOnUIThread> {
35 public: 36 public:
36 explicit HostZoomMap(); 37 explicit HostZoomMap();
37 explicit HostZoomMap(HostZoomMap* original); 38 explicit HostZoomMap(HostZoomMap* original);
38 39
39 // Returns the zoom level for the host or spec for a given url. The zoom 40 // Returns the zoom level for the host or spec for a given url. The zoom
40 // level is determined by the host portion of the URL, or (in the absence of 41 // level is determined by the host portion of the URL, or (in the absence of
41 // a host) the complete spec of the URL. In most cases, there is no custom 42 // a host) the complete spec of the URL. In most cases, there is no custom
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after
73 virtual void Observe(int type, 74 virtual void Observe(int type,
74 const NotificationSource& source, 75 const NotificationSource& source,
75 const NotificationDetails& details); 76 const NotificationDetails& details);
76 77
77 double default_zoom_level() const { return default_zoom_level_; } 78 double default_zoom_level() const { return default_zoom_level_; }
78 void set_default_zoom_level(double level) { default_zoom_level_ = level; } 79 void set_default_zoom_level(double level) { default_zoom_level_ = level; }
79 80
80 HostZoomMap* GetOriginal() const { return original_; } 81 HostZoomMap* GetOriginal() const { return original_; }
81 82
82 private: 83 private:
84 friend class base::RefCountedThreadSafe<HostZoomMap,
85 BrowserThread::DeleteOnUIThread>;
83 friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>; 86 friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>;
84 friend class DeleteTask<HostZoomMap>; 87 friend class DeleteTask<HostZoomMap>;
85 88
86 typedef std::map<std::string, double> HostZoomLevels; 89 typedef std::map<std::string, double> HostZoomLevels;
87 90
88 virtual ~HostZoomMap(); 91 virtual ~HostZoomMap();
89 void Init(); 92 void Init();
90 93
91 // Copy of the pref data, so that we can read it on the IO thread. 94 // Copy of the pref data, so that we can read it on the IO thread.
92 HostZoomLevels host_zoom_levels_; 95 HostZoomLevels host_zoom_levels_;
(...skipping 15 matching lines...) Expand all
108 // Used around accesses to |host_zoom_levels_|, |default_zoom_level_| and 111 // Used around accesses to |host_zoom_levels_|, |default_zoom_level_| and
109 // |temporary_zoom_levels_| to guarantee thread safety. 112 // |temporary_zoom_levels_| to guarantee thread safety.
110 mutable base::Lock lock_; 113 mutable base::Lock lock_;
111 114
112 NotificationRegistrar registrar_; 115 NotificationRegistrar registrar_;
113 116
114 DISALLOW_COPY_AND_ASSIGN(HostZoomMap); 117 DISALLOW_COPY_AND_ASSIGN(HostZoomMap);
115 }; 118 };
116 119
117 #endif // CONTENT_BROWSER_HOST_ZOOM_MAP_H_ 120 #endif // CONTENT_BROWSER_HOST_ZOOM_MAP_H_
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698