| OLD | NEW |
|---|
| (Empty) |
| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/mime_registry_dispatcher.h" | |
| 6 | |
| 7 #include "chrome/browser/browser_thread.h" | |
| 8 #include "chrome/common/render_messages.h" | |
| 9 #include "net/base/mime_util.h" | |
| 10 | |
| 11 MimeRegistryDispatcher::MimeRegistryDispatcher(IPC::Message::Sender* sender) | |
| 12 : message_sender_(sender) { | |
| 13 DCHECK(message_sender_); | |
| 14 } | |
| 15 | |
| 16 MimeRegistryDispatcher::~MimeRegistryDispatcher() { | |
| 17 } | |
| 18 | |
| 19 void MimeRegistryDispatcher::Shutdown() { | |
| 20 message_sender_ = NULL; | |
| 21 } | |
| 22 | |
| 23 bool MimeRegistryDispatcher::OnMessageReceived(const IPC::Message& message) { | |
| 24 // On Windows MIME registry requests may access the Windows Registry so | |
| 25 // they need to run on the FILE thread. | |
| 26 if (!BrowserThread::CurrentlyOn(BrowserThread::FILE)) { | |
| 27 // Return false if the message is not for us. | |
| 28 if (message.type() != ViewHostMsg_GetMimeTypeFromExtension::ID && | |
| 29 message.type() != ViewHostMsg_GetMimeTypeFromFile::ID && | |
| 30 message.type() != ViewHostMsg_GetPreferredExtensionForMimeType::ID) | |
| 31 return false; | |
| 32 | |
| 33 BrowserThread::PostTask( | |
| 34 BrowserThread::FILE, FROM_HERE, | |
| 35 NewRunnableMethod( | |
| 36 this, &MimeRegistryDispatcher::OnMessageReceived, message)); | |
| 37 return true; | |
| 38 } | |
| 39 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
| 40 | |
| 41 bool handled = true; | |
| 42 IPC_BEGIN_MESSAGE_MAP(MimeRegistryDispatcher, message) | |
| 43 IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetMimeTypeFromExtension, | |
| 44 OnGetMimeTypeFromExtension) | |
| 45 IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetMimeTypeFromFile, | |
| 46 OnGetMimeTypeFromFile) | |
| 47 IPC_MESSAGE_HANDLER_DELAY_REPLY( | |
| 48 ViewHostMsg_GetPreferredExtensionForMimeType, | |
| 49 OnGetPreferredExtensionForMimeType) | |
| 50 IPC_MESSAGE_UNHANDLED((handled = false)) | |
| 51 IPC_END_MESSAGE_MAP() | |
| 52 return handled; | |
| 53 } | |
| 54 | |
| 55 void MimeRegistryDispatcher::OnGetMimeTypeFromExtension( | |
| 56 const FilePath::StringType& ext, IPC::Message* reply_msg) { | |
| 57 std::string mime_type; | |
| 58 net::GetMimeTypeFromExtension(ext, &mime_type); | |
| 59 ViewHostMsg_GetMimeTypeFromExtension::WriteReplyParams(reply_msg, mime_type); | |
| 60 Send(reply_msg); | |
| 61 } | |
| 62 | |
| 63 void MimeRegistryDispatcher::OnGetMimeTypeFromFile( | |
| 64 const FilePath& file_path, IPC::Message* reply_msg) { | |
| 65 std::string mime_type; | |
| 66 net::GetMimeTypeFromFile(file_path, &mime_type); | |
| 67 ViewHostMsg_GetMimeTypeFromFile::WriteReplyParams(reply_msg, mime_type); | |
| 68 Send(reply_msg); | |
| 69 } | |
| 70 | |
| 71 void MimeRegistryDispatcher::OnGetPreferredExtensionForMimeType( | |
| 72 const std::string& mime_type, IPC::Message* reply_msg) { | |
| 73 FilePath::StringType ext; | |
| 74 net::GetPreferredExtensionForMimeType(mime_type, &ext); | |
| 75 ViewHostMsg_GetPreferredExtensionForMimeType::WriteReplyParams( | |
| 76 reply_msg, ext); | |
| 77 Send(reply_msg); | |
| 78 } | |
| 79 | |
| 80 void MimeRegistryDispatcher::Send(IPC::Message* message) { | |
| 81 if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) { | |
| 82 if (!BrowserThread::PostTask( | |
| 83 BrowserThread::IO, FROM_HERE, NewRunnableMethod( | |
| 84 this, &MimeRegistryDispatcher::Send, message))) { | |
| 85 // The IO thread is dead. | |
| 86 delete message; | |
| 87 } | |
| 88 return; | |
| 89 } | |
| 90 | |
| 91 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | |
| 92 if (message_sender_) | |
| 93 message_sender_->Send(message); | |
| 94 else | |
| 95 delete message; | |
| 96 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 5698008:
Switch a bunch of remaining filters to derive from BrowserMessageFilters so t... (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/