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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 #include "content/common/mac/attributed_string_coder.h" | 5 #include "content/common/mac/attributed_string_coder.h" |
| 6 | 6 |
| 7 #include <AppKit/AppKit.h> | 7 #include <AppKit/AppKit.h> |
| 8 | 8 |
| 9 #include "base/logging.h" | 9 #include "base/logging.h" |
| 10 #include "base/mac/scoped_nsobject.h" | 10 #include "base/mac/scoped_nsobject.h" |
| (...skipping 11 matching lines...) Expand all Loading... |
| 22 // Create the return value. | 22 // Create the return value. |
| 23 EncodedString* encoded_string = | 23 EncodedString* encoded_string = |
| 24 new EncodedString(base::SysNSStringToUTF16([str string])); | 24 new EncodedString(base::SysNSStringToUTF16([str string])); |
| 25 // Iterate over all the attributes in the string. | 25 // Iterate over all the attributes in the string. |
| 26 NSUInteger length = [str length]; | 26 NSUInteger length = [str length]; |
| 27 for (NSUInteger i = 0; i < length; ) { | 27 for (NSUInteger i = 0; i < length; ) { |
| 28 NSRange effective_range; | 28 NSRange effective_range; |
| 29 NSDictionary* ns_attributes = [str attributesAtIndex:i | 29 NSDictionary* ns_attributes = [str attributesAtIndex:i |
| 30 effectiveRange:&effective_range]; | 30 effectiveRange:&effective_range]; |
| 31 // Convert the attributes to IPC-friendly types. | 31 // Convert the attributes to IPC-friendly types. |
| 32 FontAttribute attrs(ns_attributes, ui::Range(effective_range)); | 32 FontAttribute attrs(ns_attributes, gfx::Range(effective_range)); |
| 33 // Only encode the attributes if the filtered set contains font information. | 33 // Only encode the attributes if the filtered set contains font information. |
| 34 if (attrs.ShouldEncode()) { | 34 if (attrs.ShouldEncode()) { |
| 35 encoded_string->attributes()->push_back(attrs); | 35 encoded_string->attributes()->push_back(attrs); |
| 36 } | 36 } |
| 37 // Advance the iterator to the position outside of the effective range. | 37 // Advance the iterator to the position outside of the effective range. |
| 38 i = NSMaxRange(effective_range); | 38 i = NSMaxRange(effective_range); |
| 39 } | 39 } |
| 40 return encoded_string; | 40 return encoded_string; |
| 41 } | 41 } |
| 42 | 42 |
| 43 // static | 43 // static |
| 44 NSAttributedString* AttributedStringCoder::Decode( | 44 NSAttributedString* AttributedStringCoder::Decode( |
| 45 const AttributedStringCoder::EncodedString* str) { | 45 const AttributedStringCoder::EncodedString* str) { |
| 46 // Create the return value. | 46 // Create the return value. |
| 47 NSString* plain_text = base::SysUTF16ToNSString(str->string()); | 47 NSString* plain_text = base::SysUTF16ToNSString(str->string()); |
| 48 base::scoped_nsobject<NSMutableAttributedString> decoded_string( | 48 base::scoped_nsobject<NSMutableAttributedString> decoded_string( |
| 49 [[NSMutableAttributedString alloc] initWithString:plain_text]); | 49 [[NSMutableAttributedString alloc] initWithString:plain_text]); |
| 50 // Iterate over all the encoded attributes, attaching each to the string. | 50 // Iterate over all the encoded attributes, attaching each to the string. |
| 51 const std::vector<FontAttribute> attributes = str->attributes(); | 51 const std::vector<FontAttribute> attributes = str->attributes(); |
| 52 for (std::vector<FontAttribute>::const_iterator it = attributes.begin(); | 52 for (std::vector<FontAttribute>::const_iterator it = attributes.begin(); |
| 53 it != attributes.end(); ++it) { | 53 it != attributes.end(); ++it) { |
| 54 // Protect against ranges that are outside the range of the string. | 54 // Protect against ranges that are outside the range of the string. |
| 55 const ui::Range& range = it->effective_range(); | 55 const gfx::Range& range = it->effective_range(); |
| 56 if (range.GetMin() > [plain_text length] || | 56 if (range.GetMin() > [plain_text length] || |
| 57 range.GetMax() > [plain_text length]) { | 57 range.GetMax() > [plain_text length]) { |
| 58 continue; | 58 continue; |
| 59 } | 59 } |
| 60 [decoded_string addAttributes:it->ToAttributesDictionary() | 60 [decoded_string addAttributes:it->ToAttributesDictionary() |
| 61 range:range.ToNSRange()]; | 61 range:range.ToNSRange()]; |
| 62 } | 62 } |
| 63 return [decoded_string.release() autorelease]; | 63 return [decoded_string.release() autorelease]; |
| 64 } | 64 } |
| 65 | 65 |
| 66 // Data Types ////////////////////////////////////////////////////////////////// | 66 // Data Types ////////////////////////////////////////////////////////////////// |
| 67 | 67 |
| 68 AttributedStringCoder::EncodedString::EncodedString(string16 string) | 68 AttributedStringCoder::EncodedString::EncodedString(string16 string) |
| 69 : string_(string) { | 69 : string_(string) { |
| 70 } | 70 } |
| 71 | 71 |
| 72 AttributedStringCoder::EncodedString::EncodedString() | 72 AttributedStringCoder::EncodedString::EncodedString() |
| 73 : string_() { | 73 : string_() { |
| 74 } | 74 } |
| 75 | 75 |
| 76 AttributedStringCoder::EncodedString::~EncodedString() { | 76 AttributedStringCoder::EncodedString::~EncodedString() { |
| 77 } | 77 } |
| 78 | 78 |
| 79 AttributedStringCoder::FontAttribute::FontAttribute(NSDictionary* dict, | 79 AttributedStringCoder::FontAttribute::FontAttribute(NSDictionary* dict, |
| 80 ui::Range effective_range) | 80 gfx::Range effective_range) |
| 81 : font_descriptor_(), | 81 : font_descriptor_(), |
| 82 effective_range_(effective_range) { | 82 effective_range_(effective_range) { |
| 83 NSFont* font = [dict objectForKey:NSFontAttributeName]; | 83 NSFont* font = [dict objectForKey:NSFontAttributeName]; |
| 84 if (font) { | 84 if (font) { |
| 85 font_descriptor_ = FontDescriptor(font); | 85 font_descriptor_ = FontDescriptor(font); |
| 86 } | 86 } |
| 87 } | 87 } |
| 88 | 88 |
| 89 AttributedStringCoder::FontAttribute::FontAttribute(FontDescriptor font, | 89 AttributedStringCoder::FontAttribute::FontAttribute(FontDescriptor font, |
| 90 ui::Range range) | 90 gfx::Range range) |
| 91 : font_descriptor_(font), | 91 : font_descriptor_(font), |
| 92 effective_range_(range) { | 92 effective_range_(range) { |
| 93 } | 93 } |
| 94 | 94 |
| 95 AttributedStringCoder::FontAttribute::FontAttribute() | 95 AttributedStringCoder::FontAttribute::FontAttribute() |
| 96 : font_descriptor_(), | 96 : font_descriptor_(), |
| 97 effective_range_() { | 97 effective_range_() { |
| 98 } | 98 } |
| 99 | 99 |
| 100 AttributedStringCoder::FontAttribute::~FontAttribute() { | 100 AttributedStringCoder::FontAttribute::~FontAttribute() { |
| (...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 148 WriteParam(m, p.effective_range()); | 148 WriteParam(m, p.effective_range()); |
| 149 } | 149 } |
| 150 | 150 |
| 151 bool ParamTraits<AttributedStringCoder::FontAttribute>::Read( | 151 bool ParamTraits<AttributedStringCoder::FontAttribute>::Read( |
| 152 const Message* m, PickleIterator* iter, param_type* p) { | 152 const Message* m, PickleIterator* iter, param_type* p) { |
| 153 bool success = true; | 153 bool success = true; |
| 154 | 154 |
| 155 FontDescriptor font; | 155 FontDescriptor font; |
| 156 success &= ReadParam(m, iter, &font); | 156 success &= ReadParam(m, iter, &font); |
| 157 | 157 |
| 158 ui::Range range; | 158 gfx::Range range; |
| 159 success &= ReadParam(m, iter, &range); | 159 success &= ReadParam(m, iter, &range); |
| 160 | 160 |
| 161 if (success) { | 161 if (success) { |
| 162 *p = AttributedStringCoder::FontAttribute(font, range); | 162 *p = AttributedStringCoder::FontAttribute(font, range); |
| 163 } | 163 } |
| 164 return success; | 164 return success; |
| 165 } | 165 } |
| 166 | 166 |
| 167 void ParamTraits<AttributedStringCoder::FontAttribute>::Log( | 167 void ParamTraits<AttributedStringCoder::FontAttribute>::Log( |
| 168 const param_type& p, std::string* l) { | 168 const param_type& p, std::string* l) { |
| 169 } | 169 } |
| 170 | 170 |
| 171 } // namespace IPC | 171 } // namespace IPC |
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