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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_COMMON_MAC_ATTRIBUTED_STRING_CODER_H_ | 5 #ifndef CONTENT_COMMON_MAC_ATTRIBUTED_STRING_CODER_H_ |
6 #define CONTENT_COMMON_MAC_ATTRIBUTED_STRING_CODER_H_ | 6 #define CONTENT_COMMON_MAC_ATTRIBUTED_STRING_CODER_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 | 9 |
10 #include "base/strings/string16.h" | 10 #include "base/strings/string16.h" |
11 #include "content/common/content_export.h" | 11 #include "content/common/content_export.h" |
12 #include "content/common/mac/font_descriptor.h" | 12 #include "content/common/mac/font_descriptor.h" |
13 #include "ipc/ipc_message_utils.h" | 13 #include "ipc/ipc_message_utils.h" |
14 #include "ui/base/range/range.h" | 14 #include "ui/gfx/range/range.h" |
15 | 15 |
16 #if __OBJC__ | 16 #if __OBJC__ |
17 @class NSAttributedString; | 17 @class NSAttributedString; |
18 @class NSDictionary; | 18 @class NSDictionary; |
19 #else | 19 #else |
20 class NSAttributedString; | 20 class NSAttributedString; |
21 class NSDictionary; | 21 class NSDictionary; |
22 #endif | 22 #endif |
23 | 23 |
24 namespace mac { | 24 namespace mac { |
25 | 25 |
26 // This class will serialize the font information of an NSAttributedString so | 26 // This class will serialize the font information of an NSAttributedString so |
27 // that it can be sent over IPC. This class only stores the information of the | 27 // that it can be sent over IPC. This class only stores the information of the |
28 // NSFontAttributeName. The motive is that of security: using NSArchiver and | 28 // NSFontAttributeName. The motive is that of security: using NSArchiver and |
29 // friends to send objects from the renderer to the browser could lead to | 29 // friends to send objects from the renderer to the browser could lead to |
30 // deserialization of arbitrary objects. This class restricts serialization to | 30 // deserialization of arbitrary objects. This class restricts serialization to |
31 // a specific object class and specific attributes of that object. | 31 // a specific object class and specific attributes of that object. |
32 class CONTENT_EXPORT AttributedStringCoder { | 32 class CONTENT_EXPORT AttributedStringCoder { |
33 public: | 33 public: |
34 // A C++ IPC-friendly representation of the NSFontAttributeName attribute | 34 // A C++ IPC-friendly representation of the NSFontAttributeName attribute |
35 // set. | 35 // set. |
36 class FontAttribute { | 36 class FontAttribute { |
37 public: | 37 public: |
38 FontAttribute(NSDictionary* ns_attributes, ui::Range effective_range); | 38 FontAttribute(NSDictionary* ns_attributes, gfx::Range effective_range); |
39 FontAttribute(FontDescriptor font, ui::Range range); | 39 FontAttribute(FontDescriptor font, gfx::Range range); |
40 FontAttribute(); | 40 FontAttribute(); |
41 ~FontAttribute(); | 41 ~FontAttribute(); |
42 | 42 |
43 // Creates an autoreleased NSDictionary that can be attached to an | 43 // Creates an autoreleased NSDictionary that can be attached to an |
44 // NSAttributedString. | 44 // NSAttributedString. |
45 NSDictionary* ToAttributesDictionary() const; | 45 NSDictionary* ToAttributesDictionary() const; |
46 | 46 |
47 // Whether or not the attribute should be placed in the EncodedString. This | 47 // Whether or not the attribute should be placed in the EncodedString. This |
48 // can return false, e.g. if the Cocoa-based constructor can't find any | 48 // can return false, e.g. if the Cocoa-based constructor can't find any |
49 // information to encode. | 49 // information to encode. |
50 bool ShouldEncode() const; | 50 bool ShouldEncode() const; |
51 | 51 |
52 // Accessors: | 52 // Accessors: |
53 FontDescriptor font_descriptor() const { return font_descriptor_; } | 53 FontDescriptor font_descriptor() const { return font_descriptor_; } |
54 ui::Range effective_range() const { return effective_range_; } | 54 gfx::Range effective_range() const { return effective_range_; } |
55 | 55 |
56 private: | 56 private: |
57 FontDescriptor font_descriptor_; | 57 FontDescriptor font_descriptor_; |
58 ui::Range effective_range_; | 58 gfx::Range effective_range_; |
59 }; | 59 }; |
60 | 60 |
61 // A class that contains the pertinent information from an NSAttributedString, | 61 // A class that contains the pertinent information from an NSAttributedString, |
62 // which can be serialized over IPC. | 62 // which can be serialized over IPC. |
63 class EncodedString { | 63 class EncodedString { |
64 public: | 64 public: |
65 explicit EncodedString(string16 string); | 65 explicit EncodedString(string16 string); |
66 EncodedString(); | 66 EncodedString(); |
67 ~EncodedString(); | 67 ~EncodedString(); |
68 | 68 |
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109 struct ParamTraits<mac::AttributedStringCoder::FontAttribute> { | 109 struct ParamTraits<mac::AttributedStringCoder::FontAttribute> { |
110 typedef mac::AttributedStringCoder::FontAttribute param_type; | 110 typedef mac::AttributedStringCoder::FontAttribute param_type; |
111 static void Write(Message* m, const param_type& p); | 111 static void Write(Message* m, const param_type& p); |
112 static bool Read(const Message* m, PickleIterator* iter, param_type* r); | 112 static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
113 static void Log(const param_type& p, std::string* l); | 113 static void Log(const param_type& p, std::string* l); |
114 }; | 114 }; |
115 | 115 |
116 } // namespace IPC | 116 } // namespace IPC |
117 | 117 |
118 #endif // CONTENT_COMMON_MAC_ATTRIBUTED_STRING_CODER_H_ | 118 #endif // CONTENT_COMMON_MAC_ATTRIBUTED_STRING_CODER_H_ |
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