OLD | NEW |
1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 // IPC messages for device orientation. | 5 // IPC messages for device orientation. |
6 // Multiply-included message file, hence no include guard. | 6 // Multiply-included message file, hence no include guard. |
7 | 7 |
8 #include "base/memory/shared_memory.h" | 8 #include "base/memory/shared_memory.h" |
9 #include "ipc/ipc_message_macros.h" | 9 #include "ipc/ipc_message_macros.h" |
10 | 10 |
11 #define IPC_MESSAGE_START DeviceOrientationMsgStart | 11 #define IPC_MESSAGE_START DeviceOrientationMsgStart |
12 | 12 |
13 // Asks the browser process to activate Device Orientation sensors if necessary. | 13 // Asks the browser process to activate Device Orientation sensors if necessary. |
14 IPC_MESSAGE_CONTROL0(DeviceOrientationHostMsg_StartPolling) | 14 IPC_MESSAGE_CONTROL0(DeviceOrientationHostMsg_StartPolling) |
15 | 15 |
16 // The browser process asynchronously returns the shared memory handle that will | 16 // The browser process asynchronously returns the shared memory handle that will |
17 // hold the data from the hardware sensors. | 17 // hold the data from the hardware sensors. |
18 // See device_orientation_hardware_buffer.h for a description of how | 18 // See device_orientation_hardware_buffer.h for a description of how |
19 // synchronization is handled. | 19 // synchronization is handled. |
20 IPC_MESSAGE_CONTROL1(DeviceOrientationMsg_DidStartPolling, | 20 IPC_MESSAGE_CONTROL1(DeviceOrientationMsg_DidStartPolling, |
21 base::SharedMemoryHandle /* handle */) | 21 base::SharedMemoryHandle /* handle */) |
22 | 22 |
23 // Notifies the browser process that the renderer process is not using the | 23 // Notifies the browser process that the renderer process is not using the |
24 // Device Orientation data anymore. The number of Starts should match the | 24 // Device Orientation data anymore. The number of Starts should match the |
25 // number of Stops. | 25 // number of Stops. |
26 IPC_MESSAGE_CONTROL0(DeviceOrientationHostMsg_StopPolling) | 26 IPC_MESSAGE_CONTROL0(DeviceOrientationHostMsg_StopPolling) |
OLD | NEW |