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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 // IPC messages for screen orientation.
      6 // Multiply-included message file, hence no include guard.
      7 
      8 #include "content/common/content_export.h"
      9 #include "ipc/ipc_message_macros.h"
     10 #include "third_party/WebKit/public/platform/WebLockOrientationCallback.h"
     11 #include "third_party/WebKit/public/platform/WebScreenOrientationLockType.h"
     12 #include "third_party/WebKit/public/platform/WebScreenOrientationType.h"
     13 
     14 #undef IPC_MESSAGE_EXPORT
     15 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
     16 
     17 #define IPC_MESSAGE_START ScreenOrientationMsgStart
     18 
     19 IPC_ENUM_TRAITS_MIN_MAX_VALUE(blink::WebScreenOrientationType,
     20                               blink::WebScreenOrientationUndefined,
     21                               blink::WebScreenOrientationLandscapeSecondary)
     22 IPC_ENUM_TRAITS_MIN_MAX_VALUE(blink::WebScreenOrientationLockType,
     23                               blink::WebScreenOrientationLockDefault,
     24                               blink::WebScreenOrientationLockPortrait)
     25 IPC_ENUM_TRAITS_MIN_MAX_VALUE(
     26       blink::WebLockOrientationCallback::ErrorType,
     27       blink::WebLockOrientationCallback::ErrorTypeNotAvailable,
     28       blink::WebLockOrientationCallback::ErrorTypeCanceled)
     29 
     30 // The browser process informs the renderer process that the screen orientation
     31 // has changed. |orientation| contains the new screen orientation in degrees.
     32 // TODO(mlamouri): we could probably get rid of it.
     33 IPC_MESSAGE_CONTROL1(ScreenOrientationMsg_OrientationChange,
     34                      blink::WebScreenOrientationType /* orientation */ )
     35 
     36 // The browser process' response to a ScreenOrientationHostMsg_LockRequest when
     37 // the lock actually succeeded. The message includes the new |angle| and |type|
     38 // of orientation. The |request_id| passed when receiving the request is passed
     39 // back so the renderer process can associate the response to the right request.
     40 IPC_MESSAGE_ROUTED3(ScreenOrientationMsg_LockSuccess,
     41                     int, /* request_id */
     42                     unsigned, /* angle */
     43                     blink::WebScreenOrientationType /* type */)
     44 
     45 // The browser process' response to a ScreenOrientationHostMsg_LockRequest when
     46 // the lock actually failed. The message includes the |error| type. The
     47 // |request_id| passed when receiving the request is passed back so the renderer
     48 // process can associate the response to the right request.
     49 IPC_MESSAGE_ROUTED2(ScreenOrientationMsg_LockError,
     50                     int, /* request_id */
     51                     blink::WebLockOrientationCallback::ErrorType /* error */);
     52 
     53 // The renderer process requests the browser process to lock the screen
     54 // orientation to the specified |orientations|. The request contains a
     55 // |request_id| that will have to be passed back to the renderer process when
     56 // notifying about a success or error (see ScreenOrientationMsg_LockError and
     57 // ScreenOrientationMsg_LockSuccess).
     58 IPC_MESSAGE_ROUTED2(ScreenOrientationHostMsg_LockRequest,
     59                     blink::WebScreenOrientationLockType, /* orientation */
     60                     int /* request_id */)
     61 
     62 // The renderer process requests the browser process to unlock the screen
     63 // orientation.
     64 IPC_MESSAGE_ROUTED0(ScreenOrientationHostMsg_Unlock)
     65