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

Issue 11866004: Add scheme to HostZoomMap (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Eliminate old methods in interface Created 7 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 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 #ifndef CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_ 5 #ifndef CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_
6 #define CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_ 6 #define CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_
7 7
8 #include <map> 8 #include <map>
9 #include <string> 9 #include <string>
10 #include <vector> 10 #include <vector>
(...skipping 12 matching lines...) Expand all
23 // to notifications on there (and holds a NotificationRegistrar). 23 // to notifications on there (and holds a NotificationRegistrar).
24 class CONTENT_EXPORT HostZoomMapImpl : public NON_EXPORTED_BASE(HostZoomMap), 24 class CONTENT_EXPORT HostZoomMapImpl : public NON_EXPORTED_BASE(HostZoomMap),
25 public NotificationObserver, 25 public NotificationObserver,
26 public base::SupportsUserData::Data { 26 public base::SupportsUserData::Data {
27 public: 27 public:
28 HostZoomMapImpl(); 28 HostZoomMapImpl();
29 virtual ~HostZoomMapImpl(); 29 virtual ~HostZoomMapImpl();
30 30
31 // HostZoomMap implementation: 31 // HostZoomMap implementation:
32 virtual void CopyFrom(HostZoomMap* copy) OVERRIDE; 32 virtual void CopyFrom(HostZoomMap* copy) OVERRIDE;
33 virtual double GetZoomLevel(const std::string& host) const OVERRIDE; 33 virtual double GetZoomLevel(const std::string& scheme,
34 virtual void SetZoomLevel(const std::string& host, double level) OVERRIDE; 34 const std::string& host) const OVERRIDE;
35 virtual void SetZoomLevel(const std::string& scheme,
36 const std::string& host,
37 double level) OVERRIDE;
35 virtual double GetDefaultZoomLevel() const OVERRIDE; 38 virtual double GetDefaultZoomLevel() const OVERRIDE;
36 virtual void SetDefaultZoomLevel(double level) OVERRIDE; 39 virtual void SetDefaultZoomLevel(double level) OVERRIDE;
37 40
38 // Returns the temporary zoom level that's only valid for the lifetime of 41 // Returns the temporary zoom level that's only valid for the lifetime of
39 // the given WebContents (i.e. isn't saved and doesn't affect other 42 // the given WebContents (i.e. isn't saved and doesn't affect other
40 // WebContentses) if it exists, the default zoom level otherwise. 43 // WebContentses) if it exists, the default zoom level otherwise.
41 // 44 //
42 // This may be called on any thread. 45 // This may be called on any thread.
43 double GetTemporaryZoomLevel(int render_process_id, 46 double GetTemporaryZoomLevel(int render_process_id,
44 int render_view_id) const; 47 int render_view_id) const;
45 48
46 // Sets the temporary zoom level that's only valid for the lifetime of this 49 // Sets the temporary zoom level that's only valid for the lifetime of this
47 // WebContents. 50 // WebContents.
48 // 51 //
49 // This should only be called on the UI thread. 52 // This should only be called on the UI thread.
50 void SetTemporaryZoomLevel(int render_process_id, 53 void SetTemporaryZoomLevel(int render_process_id,
51 int render_view_id, 54 int render_view_id,
52 double level); 55 double level);
53 56
54 // NotificationObserver implementation. 57 // NotificationObserver implementation.
55 virtual void Observe(int type, 58 virtual void Observe(int type,
56 const NotificationSource& source, 59 const NotificationSource& source,
57 const NotificationDetails& details) OVERRIDE; 60 const NotificationDetails& details) OVERRIDE;
58 61
59 private: 62 private:
60 typedef std::map<std::string, double> HostZoomLevels; 63 typedef std::map<std::string, double> HostZoomLevels;
64 typedef std::map<std::string, HostZoomLevels> SchemeHostZoomLevels;
61 65
62 // Copy of the pref data, so that we can read it on the IO thread. 66 // Copy of the pref data, so that we can read it on the IO thread.
63 HostZoomLevels host_zoom_levels_; 67 HostZoomLevels host_zoom_levels_;
68 SchemeHostZoomLevels scheme_host_zoom_levels_;
64 double default_zoom_level_; 69 double default_zoom_level_;
65 70
66 struct TemporaryZoomLevel { 71 struct TemporaryZoomLevel {
67 int render_process_id; 72 int render_process_id;
68 int render_view_id; 73 int render_view_id;
69 double zoom_level; 74 double zoom_level;
70 }; 75 };
71 76
72 // Don't expect more than a couple of tabs that are using a temporary zoom 77 // Don't expect more than a couple of tabs that are using a temporary zoom
73 // level, so vector is fine for now. 78 // level, so vector is fine for now.
74 std::vector<TemporaryZoomLevel> temporary_zoom_levels_; 79 std::vector<TemporaryZoomLevel> temporary_zoom_levels_;
75 80
76 // Used around accesses to |host_zoom_levels_|, |default_zoom_level_| and 81 // Used around accesses to |host_zoom_levels_|, |default_zoom_level_| and
77 // |temporary_zoom_levels_| to guarantee thread safety. 82 // |temporary_zoom_levels_| to guarantee thread safety.
78 mutable base::Lock lock_; 83 mutable base::Lock lock_;
79 84
80 NotificationRegistrar registrar_; 85 NotificationRegistrar registrar_;
81 86
82 DISALLOW_COPY_AND_ASSIGN(HostZoomMapImpl); 87 DISALLOW_COPY_AND_ASSIGN(HostZoomMapImpl);
83 }; 88 };
84 89
85 } // namespace content 90 } // namespace content
86 91
87 #endif // CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_ 92 #endif // CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_
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