Initial browser-side implementation for touch-action

content/common/input_messages.h

 // Copyright (c) 2013 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.
 
 // IPC messages for input events and other messages that require processing in
 // order relative to input events.
 // Multiply-included message file, hence no include guard.
 
 #include "base/strings/string16.h"
 #include "content/common/content_export.h"
 #include "content/common/content_param_traits.h"
 #include "content/common/edit_command.h"
 #include "content/common/input/input_event.h"
 #include "content/common/input/input_param_traits.h"
 #include "content/common/input/synthetic_gesture_params.h"
 #include "content/common/input/synthetic_smooth_scroll_gesture_params.h"
 #include "content/port/common/input_event_ack_state.h"
 #include "content/public/common/common_param_traits.h"
+#include "content/common/input/touch_action.h"
 #include "ipc/ipc_message_macros.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/events/latency_info.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/rect.h"
 
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
 
 #ifdef IPC_MESSAGE_START
 #error IPC_MESSAGE_START
 #endif
 
 #define IPC_MESSAGE_START InputMsgStart
 
 IPC_ENUM_TRAITS_MAX_VALUE(content::InputEventAckState,
                           content::INPUT_EVENT_ACK_STATE_MAX)
 IPC_ENUM_TRAITS_MAX_VALUE(
     content::SyntheticGestureParams::GestureSourceType,
     content::SyntheticGestureParams::GESTURE_SOURCE_TYPE_MAX)
 IPC_ENUM_TRAITS_MAX_VALUE(
     content::SyntheticGestureParams::GestureType,
     content::SyntheticGestureParams::SYNTHETIC_GESTURE_TYPE_MAX)
+IPC_ENUM_TRAITS(content::TouchAction)
 
 IPC_STRUCT_TRAITS_BEGIN(content::EditCommand)
   IPC_STRUCT_TRAITS_MEMBER(name)
   IPC_STRUCT_TRAITS_MEMBER(value)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::InputEvent)
   IPC_STRUCT_TRAITS_MEMBER(web_event)
   IPC_STRUCT_TRAITS_MEMBER(latency_info)
   IPC_STRUCT_TRAITS_MEMBER(is_keyboard_shortcut)
@@ skipping 100 matching lines @@
 
 // -----------------------------------------------------------------------------
 // Messages sent from the renderer to the browser.
 
 // Acknowledges receipt of a InputMsg_HandleInputEvent message.
 IPC_MESSAGE_ROUTED3(InputHostMsg_HandleInputEvent_ACK,
                     blink::WebInputEvent::Type,
                     content::InputEventAckState /* ack_result */,
                     ui::LatencyInfo /* latency_info */)
 
+// Notifies the allowed touch actions for a new touch point.
+IPC_MESSAGE_ROUTED1(InputHostMsg_SetTouchAction,
+                    content::TouchAction /* touch_action */)
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent InputMsg, then ifdefs for platform specific InputMsg, then
 // platform independent InputHostMsg, then ifdefs for platform specific
 // InputHostMsg.