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1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Multiply-included message file, hence no include guard.
6 
7 #include "components/translate/core/common/language_detection_details.h"
8 #include "components/translate/core/common/translate_errors.h"
9 #include "content/public/common/common_param_traits.h"
10 #include "ipc/ipc_message_macros.h"
11 #include "ipc/ipc_message_utils.h"
12 
13 #if defined(CLD2_DYNAMIC_MODE)
14 #include "ipc/ipc_platform_file.h"
15 #endif
16 
17 #define IPC_MESSAGE_START TranslateMsgStart
18 
19 IPC_ENUM_TRAITS(TranslateErrors::Type)
20 
21 IPC_STRUCT_TRAITS_BEGIN(LanguageDetectionDetails)
22   IPC_STRUCT_TRAITS_MEMBER(time)
23   IPC_STRUCT_TRAITS_MEMBER(url)
24   IPC_STRUCT_TRAITS_MEMBER(content_language)
25   IPC_STRUCT_TRAITS_MEMBER(cld_language)
26   IPC_STRUCT_TRAITS_MEMBER(is_cld_reliable)
27   IPC_STRUCT_TRAITS_MEMBER(html_root_language)
28   IPC_STRUCT_TRAITS_MEMBER(adopted_language)
29   IPC_STRUCT_TRAITS_MEMBER(contents)
30 IPC_STRUCT_TRAITS_END()
31 
32 //-----------------------------------------------------------------------------
33 // RenderView messages
34 // These are messages sent from the browser to the renderer process.
35 
36 // Tells the renderer to translate the page contents from one language to
37 // another.
38 IPC_MESSAGE_ROUTED4(ChromeViewMsg_TranslatePage,
39                     int /* page id */,
40                     std::string, /* the script injected in the page */
41                     std::string, /* BCP 47/RFC 5646 language code the page
42                                     is in */
43                     std::string /* BCP 47/RFC 5646 language code to translate
44                                    to */)
45 
46 #if defined(CLD2_DYNAMIC_MODE)
47 // Informs the renderer process that Compact Language Detector (CLD) data is
48 // available and provides an IPC::PlatformFileForTransit obtained from
49 // IPC::GetFileHandleForProcess(...)
50 // See also: ChromeViewHostMsg_NeedCLDData
51 IPC_MESSAGE_ROUTED3(ChromeViewMsg_CLDDataAvailable,
52                     IPC::PlatformFileForTransit /* ipc_file_handle */,
53                     uint64 /* data_offset */,
54                     uint64 /* data_length */)
55 #endif
56 
57 //-----------------------------------------------------------------------------
58 // Misc messages
59 // These are messages sent from the renderer to the browser process.
60 
61 // Notification that the language for the tab has been determined.
62 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_TranslateLanguageDetermined,
63                     LanguageDetectionDetails /* details about lang detection */,
64                     bool /* whether the page needs translation */)
65 
66 // Notifies the browser that a page has been translated.
67 IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_PageTranslated,
68                     int,                  /* page id */
69                     std::string           /* the original language */,
70                     std::string           /* the translated language */,
71                     TranslateErrors::Type /* the error type if available */)
72 
73 // Tells the renderer to revert the text of translated page to its original
74 // contents.
75 IPC_MESSAGE_ROUTED1(ChromeViewMsg_RevertTranslation,
76                     int /* page id */)
77 
78 #if defined(CLD2_DYNAMIC_MODE)
79 // Informs the browser process that Compact Language Detector (CLD) data is
80 // required by the originating renderer. The browser process should respond
81 // with a ChromeViewMsg_CLDDataAvailable if the data is available, else it
82 // should go unanswered (the renderer will ask again later).
83 // See also: ChromeViewMsg_CLDDataAvailable
84 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_NeedCLDData)
85 #endif
86