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[chromium-blink-merge.git] / content / common / gamepad_messages.h
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1 // Copyright (c) 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.
5 // Multiply-included message file, no include guard.
7 #include "base/memory/shared_memory.h"
8 #include "content/common/gamepad_param_traits.h"
9 #include "ipc/ipc_message_macros.h"
10 #include "ipc/ipc_param_traits.h"
11 #include "ipc/ipc_platform_file.h"
12 #include "third_party/WebKit/public/platform/WebGamepad.h"
14 #define IPC_MESSAGE_START GamepadMsgStart
16 IPC_MESSAGE_CONTROL2(GamepadMsg_GamepadConnected,
17 int /* index */,
18 blink::WebGamepad)
20 IPC_MESSAGE_CONTROL2(GamepadMsg_GamepadDisconnected,
21 int /* index */,
22 blink::WebGamepad)
24 // Messages sent from the renderer to the browser.
26 // Asks the browser process to start polling, and return a shared memory
27 // handles that will hold the data from the hardware. See
28 // gamepad_hardware_buffer.h for a description of how synchronization is
29 // handled. The number of Starts should match the number of Stops.
30 IPC_SYNC_MESSAGE_CONTROL0_1(GamepadHostMsg_StartPolling,
31 base::SharedMemoryHandle /* handle */)
33 IPC_SYNC_MESSAGE_CONTROL0_0(GamepadHostMsg_StopPolling)