WIP: Surface Synchronization System

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/local_frame_id.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";
 import "services/ui/public/interfaces/mus_constants.mojom";
 import "services/ui/public/interfaces/window_manager.mojom";
 import "services/ui/public/interfaces/window_manager_constants.mojom";
 import "services/ui/public/interfaces/window_tree_constants.mojom";
 import "ui/events/mojo/event.mojom";
 import "ui/gfx/geometry/mojo/geometry.mojom";
@@ skipping 29 matching lines @@
   // Creates a new window with the specified id. It is up to the client to
   // ensure the id is unique to the connection (the id need not be globally
   // unique). Additionally the connection id (embedded in |window_id|) must
   // match that of the connection.
   // Errors:
   //   ERROR_CODE_VALUE_IN_USE: a window already exists with the specified id.
   //   ERROR_CODE_ILLEGAL_ARGUMENT: The connection part of |window_id| does not
   //     match the connection id of the client.
   NewWindow(uint32 change_id,
             uint32 window_id,
-            map<string, array<uint8>>? properties);
+            map<string, array<uint8>>? properties,
+            cc.mojom.LocalFrameId local_frame_id);
 
   // Requests the WindowManager to create a new top level window. On success
   // OnTopLevelCreated() is called with the WindowData for the new window. On
   // failure OnChangeCompleted() is called.
   // TODO(sky): this likely needs context, maybe in |properties|.
   NewTopLevelWindow(uint32 change_id,
                     uint32 window_id,
                     map<string, array<uint8>> properties);
 
   // Deletes a window. This does not recurse. No hierarchy change notifications
@@ skipping 26 matching lines @@
   // OnPointerEventObserved(). There is only ever one pointer watcher active at
   // a given time. The client should prefer |want_moves| to be false, as there's
   // a system-wide performance/battery penalty for listening to moves.
   //
   // See class description for details on event delivery.
   StartPointerWatcher(bool want_moves);
 
   // Stops the pointer watcher for all events.
   StopPointerWatcher();
 
-  // Sets the specified bounds of the specified window.
-  SetWindowBounds(uint32 change_id, uint32 window_id, gfx.mojom.Rect bounds);
+  // Sets the specified bounds of the specified window. The window will paint
+  // the frame in the provided |local_frame_id|.
+  SetWindowBounds(uint32 change_id, uint32 window_id, gfx.mojom.Rect bounds,
+                  cc.mojom.LocalFrameId local_frame_id);
 
   // Sets the client area of the specified window. The client area is specified
   // by way of insets. Everything outside of the insets, and not in
   // |additional_client_areas| is considered non-client area.
   // TODO(sky): convert additional_client_areas to a path.
   SetClientArea(uint32 window_id,
                 gfx.mojom.Insets insets,
                 array<gfx.mojom.Rect>? additional_client_areas);
 
   // Mouse events outside a hit test mask do not hit the window. The |mask| is
@@ skipping 222 matching lines @@
   // OnDrawnStateChanged() for details. |display_id| identifies the display this
   // window is on.
   OnTopLevelCreated(uint32 change_id,
                     WindowData data,
                     int64 display_id,
                     bool parent_drawn);
 
   // Invoked when a window's bounds have changed.
   OnWindowBoundsChanged(uint32 window,
                         gfx.mojom.Rect old_bounds,
-                        gfx.mojom.Rect new_bounds);
+                        gfx.mojom.Rect new_bounds,
+                        cc.mojom.LocalFrameId local_frame_id);
 
   OnClientAreaChanged(uint32 window_id,
                       gfx.mojom.Insets new_client_area,
                       array<gfx.mojom.Rect> new_additional_client_areas);
 
   OnTransientWindowAdded(uint32 window_id,
                          uint32 transient_window_id);
 
   OnTransientWindowRemoved(uint32 window_id,
                            uint32 transient_window_id);
@@ skipping 137 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);
 };