Look Up on Force Touch

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"
@@ skipping 99 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(latency)
   IPC_STRUCT_TRAITS_MEMBER(overscroll)
   IPC_STRUCT_TRAITS_MEMBER(unique_touch_event_id)
 IPC_STRUCT_TRAITS_END()
 
 // Sends an input event to the render widget.
 IPC_MESSAGE_ROUTED2(InputMsg_HandleInputEvent,
                     IPC::WebInputEventPointer /* event */,
                     ui::LatencyInfo /* latency_info */)
 
+// Sends coordinates in the web content to the render widget.
+IPC_MESSAGE_ROUTED2(InputMsg_SelectWordIfAnyAtCoordinates,
+                    float /* x */,

[Robert Sesek, 2015/12/21 22:30:21]

I defer to the more experienced input reviewers, but should this be a
gfx::PointF (or gfx::Point, since this gets truncated to an IntPoint in Blink)?

[spqchan, 2016/01/06 22:52:31]

Changed to WebPoint

+                    float /* y */)
+
 // Sends the cursor visibility state to the render widget.
 IPC_MESSAGE_ROUTED1(InputMsg_CursorVisibilityChange,
                     bool /* is_visible */)
 
 // Sets the text composition to be between the given start and end offsets in
 // the currently focused editable field.
 IPC_MESSAGE_ROUTED3(InputMsg_SetCompositionFromExistingText,
     int /* start */,
     int /* end */,
     std::vector<blink::WebCompositionUnderline> /* underlines */)
@@ skipping 133 matching lines @@
 // restrictions on the root scroll offset.
 IPC_MESSAGE_ROUTED1(InputHostMsg_DidOverscroll,
                     content::DidOverscrollParams /* params */)
 
 // Sent by the compositor when a fling animation is stopped.
 IPC_MESSAGE_ROUTED0(InputHostMsg_DidStopFlinging)
 
 // Acknowledges receipt of a InputMsg_MoveCaret message.
 IPC_MESSAGE_ROUTED0(InputHostMsg_MoveCaret_ACK)
 
+// Sent as a response InputMsg_SelectWordIfAnyAtCoordinates message.
+// This message is only sent if a word has been selected.
+IPC_MESSAGE_ROUTED0(InputHostMsg_DidSelectWordAtCoordinates)
+
 // Acknowledges receipt of a InputMsg_MoveRangeSelectionExtent message.
 IPC_MESSAGE_ROUTED0(InputHostMsg_MoveRangeSelectionExtent_ACK)
 
 // Acknowledges receipt of a InputMsg_SelectRange message.
 IPC_MESSAGE_ROUTED0(InputHostMsg_SelectRange_ACK)
 
 // Required for cancelling an ongoing input method composition.
 IPC_MESSAGE_ROUTED0(InputHostMsg_ImeCancelComposition)
 
 // This IPC message sends the character bounds after every composition change
 // to always have correct bound info.
 IPC_MESSAGE_ROUTED2(InputHostMsg_ImeCompositionRangeChanged,
                     gfx::Range /* composition range */,
                     std::vector<gfx::Rect> /* character bounds */)
 
 // 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.