1 files changed, 86 insertions, 0 deletions
diff --git a/content/common/speech_recognition_messages.h b/content/common/speech_recognition_messages.h
new file mode 100644
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--- /dev/null
+++ b/content/common/speech_recognition_messages.h
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+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Multiply-included message file, hence no include guard.
+
+#include <string>
+
+#include "content/public/common/speech_recognition_result.h"
+#include "ipc/ipc_message_macros.h"
+#include "ipc/ipc_param_traits.h"
+#include "ui/gfx/rect.h"
+
+#define IPC_MESSAGE_START SpeechRecognitionMsgStart
+
+IPC_ENUM_TRAITS(content::SpeechRecognitionErrorCode)
+
+IPC_STRUCT_TRAITS_BEGIN(content::SpeechRecognitionHypothesis)
+  IPC_STRUCT_TRAITS_MEMBER(utterance)
+  IPC_STRUCT_TRAITS_MEMBER(confidence)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(content::SpeechRecognitionResult)
+  IPC_STRUCT_TRAITS_MEMBER(error)
+  IPC_STRUCT_TRAITS_MEMBER(hypotheses)
+IPC_STRUCT_TRAITS_END()
+
+// Used to start a speech recognition session.
+IPC_STRUCT_BEGIN(InputTagSpeechHostMsg_StartRecognition_Params)
+  // The render view requesting speech recognition.
+  IPC_STRUCT_MEMBER(int, render_view_id)
+  // Request ID used within the render view.
+  IPC_STRUCT_MEMBER(int, request_id)
+  // Position of the UI element in page coordinates.
+  IPC_STRUCT_MEMBER(gfx::Rect, element_rect)
+  // Language to use for speech recognition.
+  IPC_STRUCT_MEMBER(std::string, language)
+  // Speech grammar given by the speech recognition element.
+  IPC_STRUCT_MEMBER(std::string, grammar)
+  // URL of the page (or iframe if applicable).
+  IPC_STRUCT_MEMBER(std::string, origin_url)
+IPC_STRUCT_END()
+
+// Speech recognition messages sent from the renderer to the browser.
+
+// Requests the speech recognition service to start speech recognition on behalf
+// of the given |render_view_id|.
+IPC_MESSAGE_CONTROL1(InputTagSpeechHostMsg_StartRecognition,
+                     InputTagSpeechHostMsg_StartRecognition_Params)
+
+// Requests the speech recognition service to cancel speech recognition on
+// behalf of the given |render_view_id|. If speech recognition is not happening
+// or is happening on behalf of some other render view, this call does nothing.
+IPC_MESSAGE_CONTROL2(InputTagSpeechHostMsg_CancelRecognition,
+                     int /* render_view_id */,
+                     int /* request_id */)
+
+// Requests the speech recognition service to stop audio recording on behalf of
+// the given |render_view_id|. Any audio recorded so far will be fed to the
+// speech recognizer. If speech recognition is not happening nor or is
+// happening on behalf of some other render view, this call does nothing.
+IPC_MESSAGE_CONTROL2(InputTagSpeechHostMsg_StopRecording,
+                     int /* render_view_id */,
+                     int /* request_id */)
+
+// Speech recognition messages sent from the browser to the renderer.
+
+// Relay a speech recognition result, either partial or final.
+IPC_MESSAGE_ROUTED2(InputTagSpeechMsg_SetRecognitionResult,
+                    int /* request_id */,
+                    content::SpeechRecognitionResult /* result */)
+
+// Indicate that speech recognizer has stopped recording and started
+// recognition.
+IPC_MESSAGE_ROUTED1(InputTagSpeechMsg_RecordingComplete,
+                    int /* request_id */)
+
+// Indicate that speech recognizer has completed recognition. This will be the
+// last message sent in response to a InputTagSpeechHostMsg_StartRecognition.
+IPC_MESSAGE_ROUTED1(InputTagSpeechMsg_RecognitionComplete,
+                    int /* request_id */)
+
+// Toggle speech recognition on or off on the speech input control for the
+// current focused element. Has no effect if the current element doesn't
+// support speech recognition.
+IPC_MESSAGE_ROUTED0(InputTagSpeechMsg_ToggleSpeechInput)