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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "base/logging.h" | 5 #include "base/logging.h" |
6 #include "chrome/browser/autocomplete/autocomplete_match.h" | 6 #include "chrome/browser/autocomplete/autocomplete_match.h" |
7 #include "grit/theme_resources.h" | 7 #include "grit/theme_resources.h" |
8 | 8 |
9 // AutocompleteMatch ---------------------------------------------------------- | 9 // AutocompleteMatch ---------------------------------------------------------- |
10 | 10 |
11 AutocompleteMatch::AutocompleteMatch() | 11 AutocompleteMatch::AutocompleteMatch() |
12 : provider(NULL), | 12 : provider(NULL), |
13 relevance(0), | 13 relevance(0), |
14 deletable(false), | 14 deletable(false), |
15 inline_autocomplete_offset(std::wstring::npos), | 15 inline_autocomplete_offset(string16::npos), |
16 transition(PageTransition::GENERATED), | 16 transition(PageTransition::GENERATED), |
17 is_history_what_you_typed_match(false), | 17 is_history_what_you_typed_match(false), |
18 type(SEARCH_WHAT_YOU_TYPED), | 18 type(SEARCH_WHAT_YOU_TYPED), |
19 template_url(NULL), | 19 template_url(NULL), |
20 starred(false) { | 20 starred(false) { |
21 } | 21 } |
22 | 22 |
23 AutocompleteMatch::AutocompleteMatch(AutocompleteProvider* provider, | 23 AutocompleteMatch::AutocompleteMatch(AutocompleteProvider* provider, |
24 int relevance, | 24 int relevance, |
25 bool deletable, | 25 bool deletable, |
26 Type type) | 26 Type type) |
27 : provider(provider), | 27 : provider(provider), |
28 relevance(relevance), | 28 relevance(relevance), |
29 deletable(deletable), | 29 deletable(deletable), |
30 inline_autocomplete_offset(std::wstring::npos), | 30 inline_autocomplete_offset(string16::npos), |
31 transition(PageTransition::TYPED), | 31 transition(PageTransition::TYPED), |
32 is_history_what_you_typed_match(false), | 32 is_history_what_you_typed_match(false), |
33 type(type), | 33 type(type), |
34 template_url(NULL), | 34 template_url(NULL), |
35 starred(false) { | 35 starred(false) { |
36 } | 36 } |
37 | 37 |
38 AutocompleteMatch::~AutocompleteMatch() { | 38 AutocompleteMatch::~AutocompleteMatch() { |
39 } | 39 } |
40 | 40 |
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98 } | 98 } |
99 | 99 |
100 // static | 100 // static |
101 bool AutocompleteMatch::DestinationsEqual(const AutocompleteMatch& elem1, | 101 bool AutocompleteMatch::DestinationsEqual(const AutocompleteMatch& elem1, |
102 const AutocompleteMatch& elem2) { | 102 const AutocompleteMatch& elem2) { |
103 return elem1.destination_url == elem2.destination_url; | 103 return elem1.destination_url == elem2.destination_url; |
104 } | 104 } |
105 | 105 |
106 // static | 106 // static |
107 void AutocompleteMatch::ClassifyMatchInString( | 107 void AutocompleteMatch::ClassifyMatchInString( |
108 const std::wstring& find_text, | 108 const string16& find_text, |
109 const std::wstring& text, | 109 const string16& text, |
110 int style, | 110 int style, |
111 ACMatchClassifications* classification) { | 111 ACMatchClassifications* classification) { |
112 ClassifyLocationInString(text.find(find_text), find_text.length(), | 112 ClassifyLocationInString(text.find(find_text), find_text.length(), |
113 text.length(), style, classification); | 113 text.length(), style, classification); |
114 } | 114 } |
115 | 115 |
116 void AutocompleteMatch::ClassifyLocationInString( | 116 void AutocompleteMatch::ClassifyLocationInString( |
117 size_t match_location, | 117 size_t match_location, |
118 size_t match_length, | 118 size_t match_length, |
119 size_t overall_length, | 119 size_t overall_length, |
120 int style, | 120 int style, |
121 ACMatchClassifications* classification) { | 121 ACMatchClassifications* classification) { |
122 classification->clear(); | 122 classification->clear(); |
123 | 123 |
124 // Don't classify anything about an empty string | 124 // Don't classify anything about an empty string |
125 // (AutocompleteMatch::Validate() checks this). | 125 // (AutocompleteMatch::Validate() checks this). |
126 if (overall_length == 0) | 126 if (overall_length == 0) |
127 return; | 127 return; |
128 | 128 |
129 // Mark pre-match portion of string (if any). | 129 // Mark pre-match portion of string (if any). |
130 if (match_location != 0) { | 130 if (match_location != 0) { |
131 classification->push_back(ACMatchClassification(0, style)); | 131 classification->push_back(ACMatchClassification(0, style)); |
132 } | 132 } |
133 | 133 |
134 // Mark matching portion of string. | 134 // Mark matching portion of string. |
135 if (match_location == std::wstring::npos) { | 135 if (match_location == string16::npos) { |
136 // No match, above classification will suffice for whole string. | 136 // No match, above classification will suffice for whole string. |
137 return; | 137 return; |
138 } | 138 } |
139 // Classifying an empty match makes no sense and will lead to validation | 139 // Classifying an empty match makes no sense and will lead to validation |
140 // errors later. | 140 // errors later. |
141 DCHECK(match_length > 0); | 141 DCHECK(match_length > 0); |
142 classification->push_back(ACMatchClassification(match_location, | 142 classification->push_back(ACMatchClassification(match_location, |
143 (style | ACMatchClassification::MATCH) & ~ACMatchClassification::DIM)); | 143 (style | ACMatchClassification::MATCH) & ~ACMatchClassification::DIM)); |
144 | 144 |
145 // Mark post-match portion of string (if any). | 145 // Mark post-match portion of string (if any). |
146 const size_t after_match(match_location + match_length); | 146 const size_t after_match(match_location + match_length); |
147 if (after_match < overall_length) { | 147 if (after_match < overall_length) { |
148 classification->push_back(ACMatchClassification(after_match, style)); | 148 classification->push_back(ACMatchClassification(after_match, style)); |
149 } | 149 } |
150 } | 150 } |
151 | 151 |
152 #ifndef NDEBUG | 152 #ifndef NDEBUG |
153 void AutocompleteMatch::Validate() const { | 153 void AutocompleteMatch::Validate() const { |
154 ValidateClassifications(contents, contents_class); | 154 ValidateClassifications(contents, contents_class); |
155 ValidateClassifications(description, description_class); | 155 ValidateClassifications(description, description_class); |
156 } | 156 } |
157 | 157 |
158 void AutocompleteMatch::ValidateClassifications( | 158 void AutocompleteMatch::ValidateClassifications( |
159 const std::wstring& text, | 159 const string16& text, |
160 const ACMatchClassifications& classifications) const { | 160 const ACMatchClassifications& classifications) const { |
161 if (text.empty()) { | 161 if (text.empty()) { |
162 DCHECK(classifications.size() == 0); | 162 DCHECK(classifications.size() == 0); |
163 return; | 163 return; |
164 } | 164 } |
165 | 165 |
166 // The classifications should always cover the whole string. | 166 // The classifications should always cover the whole string. |
167 DCHECK(classifications.size() > 0) << "No classification for text"; | 167 DCHECK(classifications.size() > 0) << "No classification for text"; |
168 DCHECK(classifications[0].offset == 0) << "Classification misses beginning"; | 168 DCHECK(classifications[0].offset == 0) << "Classification misses beginning"; |
169 if (classifications.size() == 1) | 169 if (classifications.size() == 1) |
170 return; | 170 return; |
171 | 171 |
172 // The classifications should always be sorted. | 172 // The classifications should always be sorted. |
173 size_t last_offset = classifications[0].offset; | 173 size_t last_offset = classifications[0].offset; |
174 for (ACMatchClassifications::const_iterator i(classifications.begin() + 1); | 174 for (ACMatchClassifications::const_iterator i(classifications.begin() + 1); |
175 i != classifications.end(); ++i) { | 175 i != classifications.end(); ++i) { |
176 DCHECK(i->offset > last_offset) << "Classification unsorted"; | 176 DCHECK(i->offset > last_offset) << "Classification unsorted"; |
177 DCHECK(i->offset < text.length()) << "Classification out of bounds"; | 177 DCHECK(i->offset < text.length()) << "Classification out of bounds"; |
178 last_offset = i->offset; | 178 last_offset = i->offset; |
179 } | 179 } |
180 } | 180 } |
181 #endif | 181 #endif |
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