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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_ACCESSIBILITY_ACCESSIBILITY_TREE_FORMATTER_H_ | 5 #ifndef CONTENT_BROWSER_ACCESSIBILITY_ACCESSIBILITY_TREE_FORMATTER_H_ |
6 #define CONTENT_BROWSER_ACCESSIBILITY_ACCESSIBILITY_TREE_FORMATTER_H_ | 6 #define CONTENT_BROWSER_ACCESSIBILITY_ACCESSIBILITY_TREE_FORMATTER_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/files/file_path.h" | 10 #include "base/files/file_path.h" |
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45 // "children": [ ] | 45 // "children": [ ] |
46 // }, { | 46 // }, { |
47 // "AXName": "child name 2", | 47 // "AXName": "child name 2", |
48 // /* ... more attributes */ | 48 // /* ... more attributes */ |
49 // "children": [ ] | 49 // "children": [ ] |
50 // } ] | 50 // } ] |
51 // } | 51 // } |
52 scoped_ptr<base::DictionaryValue> BuildAccessibilityTree(); | 52 scoped_ptr<base::DictionaryValue> BuildAccessibilityTree(); |
53 | 53 |
54 // Dumps a BrowserAccessibility tree into a string. | 54 // Dumps a BrowserAccessibility tree into a string. |
55 void FormatAccessibilityTree(string16* contents); | 55 void FormatAccessibilityTree(base::string16* contents); |
56 | 56 |
57 // A single filter specification. See GetAllowString() and GetDenyString() | 57 // A single filter specification. See GetAllowString() and GetDenyString() |
58 // for more information. | 58 // for more information. |
59 struct Filter { | 59 struct Filter { |
60 enum Type { | 60 enum Type { |
61 ALLOW, | 61 ALLOW, |
62 ALLOW_EMPTY, | 62 ALLOW_EMPTY, |
63 DENY | 63 DENY |
64 }; | 64 }; |
65 string16 match_str; | 65 base::string16 match_str; |
66 Type type; | 66 Type type; |
67 | 67 |
68 Filter(string16 match_str, Type type) | 68 Filter(base::string16 match_str, Type type) |
69 : match_str(match_str), type(type) {} | 69 : match_str(match_str), type(type) {} |
70 }; | 70 }; |
71 | 71 |
72 // Set regular expression filters that apply to each component of every | 72 // Set regular expression filters that apply to each component of every |
73 // line before it's output. | 73 // line before it's output. |
74 void SetFilters(const std::vector<Filter>& filters); | 74 void SetFilters(const std::vector<Filter>& filters); |
75 | 75 |
76 // Suffix of the expectation file corresponding to html file. | 76 // Suffix of the expectation file corresponding to html file. |
77 // Example: | 77 // Example: |
78 // HTML test: test-file.html | 78 // HTML test: test-file.html |
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93 // @MAC-ALLOW:roleDescription* | 93 // @MAC-ALLOW:roleDescription* |
94 // @MAC-DENY:subrole* | 94 // @MAC-DENY:subrole* |
95 // --> | 95 // --> |
96 // <p>Text</p> | 96 // <p>Text</p> |
97 static const std::string GetAllowEmptyString(); | 97 static const std::string GetAllowEmptyString(); |
98 static const std::string GetAllowString(); | 98 static const std::string GetAllowString(); |
99 static const std::string GetDenyString(); | 99 static const std::string GetDenyString(); |
100 | 100 |
101 protected: | 101 protected: |
102 void RecursiveFormatAccessibilityTree(const BrowserAccessibility& node, | 102 void RecursiveFormatAccessibilityTree(const BrowserAccessibility& node, |
103 string16* contents, | 103 base::string16* contents, |
104 int indent); | 104 int indent); |
105 void RecursiveBuildAccessibilityTree(const BrowserAccessibility& node, | 105 void RecursiveBuildAccessibilityTree(const BrowserAccessibility& node, |
106 base::DictionaryValue* tree_node); | 106 base::DictionaryValue* tree_node); |
107 void RecursiveFormatAccessibilityTree(const base::DictionaryValue& tree_node, | 107 void RecursiveFormatAccessibilityTree(const base::DictionaryValue& tree_node, |
108 string16* contents, | 108 base::string16* contents, |
109 int depth = 0); | 109 int depth = 0); |
110 | 110 |
111 // Overridden by each platform to add the required attributes for each node | 111 // Overridden by each platform to add the required attributes for each node |
112 // into the given dict. | 112 // into the given dict. |
113 void AddProperties(const BrowserAccessibility& node, | 113 void AddProperties(const BrowserAccessibility& node, |
114 base::DictionaryValue* dict); | 114 base::DictionaryValue* dict); |
115 | 115 |
116 string16 FormatCoordinates(const char* name, | 116 base::string16 FormatCoordinates(const char* name, |
117 const char* x_name, | 117 const char* x_name, |
118 const char* y_name, | 118 const char* y_name, |
119 const base::DictionaryValue& value); | 119 const base::DictionaryValue& value); |
120 | 120 |
121 // Returns a platform specific representation of a BrowserAccessibility. | 121 // Returns a platform specific representation of a BrowserAccessibility. |
122 // Should be zero or more complete lines, each with |prefix| prepended | 122 // Should be zero or more complete lines, each with |prefix| prepended |
123 // (to indent each line). | 123 // (to indent each line). |
124 string16 ToString(const base::DictionaryValue& node, const string16& indent); | 124 base::string16 ToString(const base::DictionaryValue& node, |
| 125 const base::string16& indent); |
125 | 126 |
126 void Initialize(); | 127 void Initialize(); |
127 | 128 |
128 bool MatchesFilters(const string16& text, bool default_result) const; | 129 bool MatchesFilters(const base::string16& text, bool default_result) const; |
129 | 130 |
130 // Writes the given attribute string out to |line| if it matches the filters. | 131 // Writes the given attribute string out to |line| if it matches the filters. |
131 void WriteAttribute(bool include_by_default, | 132 void WriteAttribute(bool include_by_default, |
132 const string16& attr, | 133 const base::string16& attr, |
133 string16* line); | 134 base::string16* line); |
134 void WriteAttribute(bool include_by_default, | 135 void WriteAttribute(bool include_by_default, |
135 const std::string& attr, | 136 const std::string& attr, |
136 string16* line); | 137 base::string16* line); |
137 | 138 |
138 BrowserAccessibility* root_; | 139 BrowserAccessibility* root_; |
139 | 140 |
140 // Filters used when formatting the accessibility tree as text. | 141 // Filters used when formatting the accessibility tree as text. |
141 std::vector<Filter> filters_; | 142 std::vector<Filter> filters_; |
142 | 143 |
143 DISALLOW_COPY_AND_ASSIGN(AccessibilityTreeFormatter); | 144 DISALLOW_COPY_AND_ASSIGN(AccessibilityTreeFormatter); |
144 }; | 145 }; |
145 | 146 |
146 } // namespace content | 147 } // namespace content |
147 | 148 |
148 #endif // CONTENT_BROWSER_ACCESSIBILITY_ACCESSIBILITY_TREE_FORMATTER_H_ | 149 #endif // CONTENT_BROWSER_ACCESSIBILITY_ACCESSIBILITY_TREE_FORMATTER_H_ |
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