- add sources.
[platform/framework/web/crosswalk.git] / src / content / renderer / v8_value_converter_impl.h
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
3 // found in the LICENSE file.
4
5 #ifndef CONTENT_RENDERER_V8_VALUE_CONVERTER_IMPL_H_
6 #define CONTENT_RENDERER_V8_VALUE_CONVERTER_IMPL_H_
7
8 #include <map>
9
10 #include "base/basictypes.h"
11 #include "base/compiler_specific.h"
12 #include "content/common/content_export.h"
13 #include "content/public/renderer/v8_value_converter.h"
14
15 namespace base {
16 class BinaryValue;
17 class DictionaryValue;
18 class ListValue;
19 class Value;
20 }
21
22 namespace content {
23
24 class CONTENT_EXPORT V8ValueConverterImpl : public V8ValueConverter {
25  public:
26   V8ValueConverterImpl();
27
28   // V8ValueConverter implementation.
29   virtual void SetDateAllowed(bool val) OVERRIDE;
30   virtual void SetRegExpAllowed(bool val) OVERRIDE;
31   virtual void SetFunctionAllowed(bool val) OVERRIDE;
32   virtual void SetStripNullFromObjects(bool val) OVERRIDE;
33   virtual void SetStrategy(Strategy* strategy) OVERRIDE;
34   virtual v8::Handle<v8::Value> ToV8Value(
35       const base::Value* value,
36       v8::Handle<v8::Context> context) const OVERRIDE;
37   virtual base::Value* FromV8Value(
38       v8::Handle<v8::Value> value,
39       v8::Handle<v8::Context> context) const OVERRIDE;
40
41  private:
42   friend class ScopedAvoidIdentityHashForTesting;
43
44   class FromV8ValueState;
45
46   v8::Handle<v8::Value> ToV8ValueImpl(const base::Value* value) const;
47   v8::Handle<v8::Value> ToV8Array(const base::ListValue* list) const;
48   v8::Handle<v8::Value> ToV8Object(
49       const base::DictionaryValue* dictionary) const;
50   v8::Handle<v8::Value> ToArrayBuffer(const base::BinaryValue* value) const;
51
52   base::Value* FromV8ValueImpl(v8::Handle<v8::Value> value,
53                                FromV8ValueState* state) const;
54   base::Value* FromV8Array(v8::Handle<v8::Array> array,
55                            FromV8ValueState* state) const;
56
57   // This will convert objects of type ArrayBuffer or any of the
58   // ArrayBufferView subclasses. The return value will be NULL if |value| is
59   // not one of these types.
60   base::BinaryValue* FromV8Buffer(v8::Handle<v8::Value> value) const;
61
62   base::Value* FromV8Object(v8::Handle<v8::Object> object,
63                             FromV8ValueState* state) const;
64
65   // If true, we will convert Date JavaScript objects to doubles.
66   bool date_allowed_;
67
68   // If true, we will convert RegExp JavaScript objects to string.
69   bool reg_exp_allowed_;
70
71   // If true, we will convert Function JavaScript objects to dictionaries.
72   bool function_allowed_;
73
74   // If true, undefined and null values are ignored when converting v8 objects
75   // into Values.
76   bool strip_null_from_objects_;
77
78   bool avoid_identity_hash_for_testing_;
79
80   // Strategy object that changes the converter's behavior.
81   Strategy* strategy_;
82
83   DISALLOW_COPY_AND_ASSIGN(V8ValueConverterImpl);
84 };
85
86 }  // namespace content
87
88 #endif  // CONTENT_RENDERER_V8_VALUE_CONVERTER_IMPL_H_