Mus+Ash: propagate Surface ID to parents

services/ui/public/cpp/window_tree_client.cc

 // 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.
 
 #include "services/ui/public/cpp/window_tree_client.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "services/shell/public/cpp/connector.h"
 #include "services/ui/common/util.h"
 #include "services/ui/public/cpp/in_flight_change.h"
 #include "services/ui/public/cpp/input_event_handler.h"
+#include "services/ui/public/cpp/surface_id_handler.h"
 #include "services/ui/public/cpp/window_drop_target.h"
 #include "services/ui/public/cpp/window_manager_delegate.h"
 #include "services/ui/public/cpp/window_observer.h"
 #include "services/ui/public/cpp/window_private.h"
 #include "services/ui/public/cpp/window_tracker.h"
 #include "services/ui/public/cpp/window_tree_client_delegate.h"
 #include "services/ui/public/cpp/window_tree_client_observer.h"
 #include "services/ui/public/interfaces/window_manager_window_tree_factory.mojom.h"
 #include "ui/events/event.h"
 #include "ui/gfx/geometry/insets.h"
@@ skipping 320 matching lines @@
 
 void WindowTreeClient::AttachSurface(
     Id window_id,
     mojom::SurfaceType type,
     mojo::InterfaceRequest<mojom::Surface> surface,
     mojom::SurfaceClientPtr client) {
   DCHECK(tree_);
   tree_->AttachSurface(window_id, type, std::move(surface), std::move(client));
 }
 
+void WindowTreeClient::OnWindowSurfaceDetached(
+    Id window_id,
+    const cc::SurfaceSequence& sequence) {
+  DCHECK(tree_);
+  tree_->OnWindowSurfaceDetached(window_id, sequence);
+}
+
 void WindowTreeClient::LocalSetCapture(Window* window) {
   if (capture_window_ == window)
     return;
   Window* lost_capture = capture_window_;
   capture_window_ = window;
   if (lost_capture) {
     FOR_EACH_OBSERVER(WindowObserver, *WindowPrivate(lost_capture).observers(),
                       OnWindowLostCapture(lost_capture));
   }
   FOR_EACH_OBSERVER(WindowTreeClientObserver, observers_,
@@ skipping 716 matching lines @@
   if (!window)
     return;
 
   InFlightPredefinedCursorChange new_change(window, cursor);
   if (ApplyServerChangeToExistingInFlightChange(new_change))
     return;
 
   WindowPrivate(window).LocalSetPredefinedCursor(cursor);
 }
 
+void WindowTreeClient::OnWindowSurfaceChanged(
+    Id window_id,
+    const cc::SurfaceId& surface_id,
+    const cc::SurfaceSequence& surface_sequence,
+    const gfx::Size& frame_size,
+    float device_scale_factor) {
+  Window* window = GetWindowByServerId(window_id);
+  if (!window)
+    return;
+  std::unique_ptr<SurfaceInfo> surface_info(base::MakeUnique<SurfaceInfo>());
+  surface_info->surface_id = surface_id;
+  surface_info->surface_sequence = surface_sequence;
+  surface_info->frame_size = frame_size;
+  surface_info->device_scale_factor = device_scale_factor;
+  WindowPrivate(window).LocalSetSurfaceId(std::move(surface_info));
+}
+
 void WindowTreeClient::OnDragDropStart(
     mojo::Map<mojo::String, mojo::Array<uint8_t>> mime_data) {
   mime_drag_data_ = std::move(mime_data);
 }
 
 void WindowTreeClient::OnDragEnter(Id window_id,
                                    uint32_t key_state,
                                    const gfx::Point& position,
                                    uint32_t effect_bitmask,
                                    const OnDragEnterCallback& callback) {
@@ skipping 301 matching lines @@
     Window* window,
     const gfx::Vector2d& offset,
     const gfx::Insets& hit_area) {
   if (window_manager_internal_client_) {
     window_manager_internal_client_->SetUnderlaySurfaceOffsetAndExtendedHitArea(
         server_id(window), offset.x(), offset.y(), hit_area);
   }
 }
 
 }  // namespace ui