chromeos: converts observed pointer events to DIPs

services/ui/public/interfaces/window_tree.mojom

 // Copyright 2014 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.
 
 module ui.mojom;
 
 import "cc/ipc/surface_info.mojom";
 import "cc/ipc/mojo_compositor_frame_sink.mojom";
 import "services/ui/public/interfaces/cursor.mojom";
 import "services/ui/public/interfaces/event_matcher.mojom";
@@ skipping 398 matching lines @@
   // Invoked when an event is targeted at the specified window. The client must
   // call WindowTree::OnWindowInputEventAck() with the same |event_id| to notify
   // that the event has been processed, and with an EventResult value to notify
   // if the event was consumed. |matches_pointer_watcher| is true if the client
   // has called StartPointerWatcher() and the event matches the type of events
   // specified by StartPointerWatcher(). The client will not receive farther
   // events until the event is ack'ed, regardless of the value of
   // |matches_pointer_watcher|.
   OnWindowInputEvent(uint32 event_id,
                      uint32 window,
+                     int64 display_id,
                      ui.mojom.Event event,
                      bool matches_pointer_watcher);
 
   // Called when a pointer event that would not normally be targeted at this
   // client is encountered and the client called StartPointerWatcher(). See
   // StartPointerWatcher() for details. |window_id| is the window id of the
   // event target, or 0 if the window is not known to this client. The
   // client should not acknowledge these events.
-  OnPointerEventObserved(ui.mojom.Event event, uint32 window_id);
+  OnPointerEventObserved(ui.mojom.Event event,
+                         uint32 window_id,
+                         int64 display_id);
 
   // Called in two distinct cases: when a window known to the connection gains
   // focus, or when focus moves from a window known to the connection to a
   // window not known to the connection. In the later case |focused_window_id|
   // is 0. As with other functions this is only called if the client did not
   // initiate the change.
   OnWindowFocused(uint32 focused_window_id);
 
   OnWindowPredefinedCursorChanged(uint32 window_id, Cursor cursor_id);
 
@@ skipping 60 matching lines @@
   // See description of WindowManager for details.
   GetWindowManager(associated WindowManager& internal);
 };
 
 // Mus provides this interface as a way for clients to connect and obtain a
 // WindowTree handle with a supplied WindowTreeClient handle. The
 // WindowTreeClient has no roots, use NewTopLevelWindow() to create one.
 interface WindowTreeFactory {
   CreateWindowTree(WindowTree& tree_request, WindowTreeClient client);
 };