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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 // This file implements utility functions for eliding and formatting UI text. | 5 // This file implements utility functions for eliding and formatting UI text. |
6 // | 6 // |
7 // Note that several of the functions declared in text_elider.h are implemented | 7 // Note that several of the functions declared in text_elider.h are implemented |
8 // in this file using helper classes in the anonymous namespace. | 8 // in this file using helper classes in the anonymous namespace. |
9 | 9 |
10 #include "ui/base/text/text_elider.h" | 10 #include "ui/base/text/text_elider.h" |
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164 int available_pixel_width, | 164 int available_pixel_width, |
165 const std::string& languages) { | 165 const std::string& languages) { |
166 // Get a formatted string and corresponding parsing of the url. | 166 // Get a formatted string and corresponding parsing of the url. |
167 url_parse::Parsed parsed; | 167 url_parse::Parsed parsed; |
168 const string16 url_string = | 168 const string16 url_string = |
169 net::FormatUrl(url, languages, net::kFormatUrlOmitAll, | 169 net::FormatUrl(url, languages, net::kFormatUrlOmitAll, |
170 net::UnescapeRule::SPACES, &parsed, NULL, NULL); | 170 net::UnescapeRule::SPACES, &parsed, NULL, NULL); |
171 if (available_pixel_width <= 0) | 171 if (available_pixel_width <= 0) |
172 return url_string; | 172 return url_string; |
173 | 173 |
174 // If non-standard or not file type, return plain eliding. | 174 // If non-standard, return plain eliding. |
175 if (!(url.SchemeIsFile() || url.IsStandard())) | 175 if (!url.IsStandard()) |
176 return ElideText(url_string, font, available_pixel_width, ELIDE_AT_END); | 176 return ElideText(url_string, font, available_pixel_width, ELIDE_AT_END); |
177 | 177 |
178 // Now start eliding url_string to fit within available pixel width. | 178 // Now start eliding url_string to fit within available pixel width. |
179 // Fist pass - check to see whether entire url_string fits. | 179 // Fist pass - check to see whether entire url_string fits. |
180 const int pixel_width_url_string = font.GetStringWidth(url_string); | 180 const int pixel_width_url_string = font.GetStringWidth(url_string); |
181 if (available_pixel_width >= pixel_width_url_string) | 181 if (available_pixel_width >= pixel_width_url_string) |
182 return url_string; | 182 return url_string; |
183 | 183 |
184 // Get the path substring, including query and reference. | 184 // Get the path substring, including query and reference. |
185 const size_t path_start_index = parsed.path.begin; | 185 const size_t path_start_index = parsed.path.begin; |
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1061 index = char_iterator.getIndex(); | 1061 index = char_iterator.getIndex(); |
1062 } else { | 1062 } else { |
1063 // String has leading whitespace, return the elide string. | 1063 // String has leading whitespace, return the elide string. |
1064 return kElideString; | 1064 return kElideString; |
1065 } | 1065 } |
1066 } | 1066 } |
1067 return string.substr(0, index) + kElideString; | 1067 return string.substr(0, index) + kElideString; |
1068 } | 1068 } |
1069 | 1069 |
1070 } // namespace ui | 1070 } // namespace ui |
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