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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_RENDERER_HOST_TEXT_INPUT_CLIENT_MAC_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MAC_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MAC_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MAC_H_ |
7 | 7 |
8 #import <Cocoa/Cocoa.h> | 8 #import <Cocoa/Cocoa.h> |
9 | 9 |
10 #include "base/mac/scoped_block.h" | 10 #include "base/mac/scoped_block.h" |
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74 // responsible for bouncing to the main thread if necessary. | 74 // responsible for bouncing to the main thread if necessary. |
75 // The callback parameters provide the attributed word under the point and | 75 // The callback parameters provide the attributed word under the point and |
76 // the lower left baseline point of the text. | 76 // the lower left baseline point of the text. |
77 void GetStringAtPoint(RenderWidgetHost* rwh, | 77 void GetStringAtPoint(RenderWidgetHost* rwh, |
78 gfx::Point point, | 78 gfx::Point point, |
79 void (^replyHandler)(NSAttributedString*, NSPoint)); | 79 void (^replyHandler)(NSAttributedString*, NSPoint)); |
80 // This is called on the IO thread when we get the renderer's reply for | 80 // This is called on the IO thread when we get the renderer's reply for |
81 // GetStringAtPoint. | 81 // GetStringAtPoint. |
82 void GetStringAtPointReply(NSAttributedString*, NSPoint); | 82 void GetStringAtPointReply(NSAttributedString*, NSPoint); |
83 | 83 |
84 // This async method is invoked from RenderWidgetHostViewMacDictionaryHelper's | |
85 // ShowDefinitionForSelection(). | |
86 // The reply callback will be invoked from the IO thread, the caller is | |
87 // responsible for bouncing to the main thread if necessary. | |
88 // The callback parameters provide the attributed word under the point and | |
89 // the lower left baseline point of the text. | |
90 void GetStringFromRange(RenderWidgetHost* rwh, | |
91 NSRange range, | |
92 void (^replyHandler)(NSAttributedString*, NSPoint)); | |
Alexei Svitkine (slow)
2015/09/18 16:48:43
replyHandler -> reply_handler
Shu Chen
2015/09/21 02:47:39
Done.
| |
93 // This is called on the IO thread when we get the renderer's reply for | |
Alexei Svitkine (slow)
2015/09/18 16:48:43
Add an empty line above this.
Shu Chen
2015/09/21 02:47:39
Done.
| |
94 // GetStringFromRange. | |
95 void GetStringFromRangeReply(NSAttributedString*, NSPoint); | |
Alexei Svitkine (slow)
2015/09/18 16:48:43
Name the params.
Shu Chen
2015/09/21 02:47:39
Done.
| |
96 | |
84 private: | 97 private: |
85 friend struct DefaultSingletonTraits<TextInputClientMac>; | 98 friend struct DefaultSingletonTraits<TextInputClientMac>; |
86 TextInputClientMac(); | 99 TextInputClientMac(); |
87 ~TextInputClientMac(); | 100 ~TextInputClientMac(); |
88 | 101 |
89 // The critical sections that the Condition guards are in Get*() methods. | 102 // The critical sections that the Condition guards are in Get*() methods. |
90 // These methods lock the internal condition for use before the asynchronous | 103 // These methods lock the internal condition for use before the asynchronous |
91 // message is sent to the renderer to lookup the required information. These | 104 // message is sent to the renderer to lookup the required information. These |
92 // are only used on the UI thread. | 105 // are only used on the UI thread. |
93 void BeforeRequest(); | 106 void BeforeRequest(); |
94 // Called at the end of a critical section. This will release the lock and | 107 // Called at the end of a critical section. This will release the lock and |
95 // condition. | 108 // condition. |
96 void AfterRequest(); | 109 void AfterRequest(); |
97 | 110 |
98 NSUInteger character_index_; | 111 NSUInteger character_index_; |
99 NSRect first_rect_; | 112 NSRect first_rect_; |
100 base::scoped_nsobject<NSAttributedString> substring_; | 113 base::scoped_nsobject<NSAttributedString> substring_; |
101 | 114 |
102 base::Lock lock_; | 115 base::Lock lock_; |
103 base::ConditionVariable condition_; | 116 base::ConditionVariable condition_; |
104 | 117 |
105 base::mac::ScopedBlock<void(^)(NSAttributedString*, NSPoint)> replyHandler_; | 118 base::mac::ScopedBlock<void(^)(NSAttributedString*, NSPoint)> |
Alexei Svitkine (slow)
2015/09/18 16:48:43
Add comments.
Shu Chen
2015/09/21 02:47:39
Done.
| |
119 replyForPointHandler_; | |
120 base::mac::ScopedBlock<void(^)(NSAttributedString*, NSPoint)> | |
121 replyForRangeHandler_; | |
106 | 122 |
107 DISALLOW_COPY_AND_ASSIGN(TextInputClientMac); | 123 DISALLOW_COPY_AND_ASSIGN(TextInputClientMac); |
108 }; | 124 }; |
109 | 125 |
110 } // namespace content | 126 } // namespace content |
111 | 127 |
112 #endif // CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MAC_H_ | 128 #endif // CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MAC_H_ |
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