WIP: Propagate SurfaceID up window tree hierarchy

ui/views/mus/native_widget_mus.cc

 // Copyright 2015 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 "ui/views/mus/native_widget_mus.h"
 
 #include "base/callback.h"
+#include "base/debug/stack_trace.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "services/ui/public/cpp/property_type_converters.h"
 #include "services/ui/public/cpp/window.h"
 #include "services/ui/public/cpp/window_observer.h"
 #include "services/ui/public/cpp/window_property.h"
 #include "services/ui/public/cpp/window_tree_client.h"
 #include "services/ui/public/interfaces/cursor.mojom.h"
 #include "services/ui/public/interfaces/window_manager.mojom.h"
 #include "services/ui/public/interfaces/window_manager_constants.mojom.h"
 #include "services/ui/public/interfaces/window_tree.mojom.h"
 #include "ui/aura/client/default_capture_client.h"
 #include "ui/aura/client/window_tree_client.h"
 #include "ui/aura/layout_manager.h"
 #include "ui/aura/mus/mus_util.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_property.h"
 #include "ui/base/hit_test.h"
 #include "ui/display/display.h"
 #include "ui/display/screen.h"
 #include "ui/events/event.h"
 #include "ui/gfx/canvas.h"
+#include "ui/gfx/geometry/dip_util.h"
 #include "ui/gfx/path.h"
 #include "ui/native_theme/native_theme_aura.h"
 #include "ui/platform_window/platform_window_delegate.h"
 #include "ui/views/mus/window_manager_connection.h"
 #include "ui/views/mus/window_manager_constants_converters.h"
 #include "ui/views/mus/window_manager_frame_values.h"
 #include "ui/views/mus/window_tree_host_mus.h"
 #include "ui/views/widget/native_widget_aura.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/window/custom_frame_view.h"
 #include "ui/wm/core/base_focus_rules.h"
 #include "ui/wm/core/capture_controller.h"
 #include "ui/wm/core/cursor_manager.h"
 #include "ui/wm/core/default_screen_position_client.h"
 #include "ui/wm/core/focus_controller.h"
 #include "ui/wm/core/native_cursor_manager.h"
 
 DECLARE_WINDOW_PROPERTY_TYPE(ui::Window*);
 
 using ui::mojom::EventResult;
 
 namespace views {
 namespace {
 
 DEFINE_WINDOW_PROPERTY_KEY(ui::Window*, kMusWindow, nullptr);
 
 MUS_DEFINE_WINDOW_PROPERTY_KEY(NativeWidgetMus*, kNativeWidgetMusKey, nullptr);
 
+void SatisfyCallback(const cc::SurfaceSequence& sequence) {
+  fprintf(stderr, ">>>%s\n", __PRETTY_FUNCTION__);
+}
+
+void RequireCallback(const cc::SurfaceId& id,
+                     const cc::SurfaceSequence& sequence) {
+  fprintf(stderr, ">>>%s\n", __PRETTY_FUNCTION__);
+}
+
 // This ensures that only the top-level aura Window can be activated.
 class FocusRulesImpl : public wm::BaseFocusRules {
  public:
   explicit FocusRulesImpl(aura::Window* root) : root_(root) {}
   ~FocusRulesImpl() override {}
 
   bool SupportsChildActivation(aura::Window* window) const override {
     return root_ == window;
   }
 
@@ skipping 330 matching lines @@
     mus_window()->RemoveObserver(this);
   }
 
   // ui::WindowObserver:
   void OnWindowVisibilityChanging(ui::Window* window) override {
     native_widget_mus_->OnMusWindowVisibilityChanging(window);
   }
   void OnWindowVisibilityChanged(ui::Window* window) override {
     native_widget_mus_->OnMusWindowVisibilityChanged(window);
   }
+
+  void OnChildWindowSurfaceCreated(
+      ui::Window* window,
+      const gfx::Size& size,
+      float device_scale_factor,
+      const cc::SurfaceId& surface_id,
+      const cc::SurfaceSequence& surface_sequence) override {
+    //NativeWidgetMus* nwm = NativeWidgetMus::GetForWindow(window);
+    //fprintf(stderr, ">>>>%s nwm: %p\n", __PRETTY_FUNCTION__, nwm);
+    //if (nwm) {
+    //  gfx::Size size_in_dip = gfx::ConvertSizeToDIP(device_scale_factor, size);
+    //  nwm->GetNativeView()->layer()->SetShowSurface(
+    //      surface_id, base::Bind(&SatisfyCallback),
+    //      base::Bind(&RequireCallback), size, device_scale_factor, size_in_dip);
+    //}
+  }
+
   void OnWindowPredefinedCursorChanged(ui::Window* window,
                                        ui::mojom::Cursor cursor) override {
     DCHECK_EQ(window, mus_window());
     native_widget_mus_->set_last_cursor(cursor);
   }
   void OnWindowSharedPropertyChanged(
       ui::Window* window,
       const std::string& name,
       const std::vector<uint8_t>* old_data,
       const std::vector<uint8_t>* new_data) override {
@@ skipping 97 matching lines @@
                                  ui::Window* window,
                                  ui::mojom::SurfaceType surface_type)
     : window_(window),
       last_cursor_(ui::mojom::Cursor::CURSOR_NULL),
       native_widget_delegate_(delegate),
       surface_type_(surface_type),
       show_state_before_fullscreen_(ui::mojom::ShowState::DEFAULT),
       ownership_(Widget::InitParams::NATIVE_WIDGET_OWNS_WIDGET),
       content_(new aura::Window(this)),
       close_widget_factory_(this) {
+  // base::debug::StackTrace().Print();
   window_->set_input_event_handler(this);
   mus_window_observer_.reset(new MusWindowObserver(this));
 
   // TODO(fsamuel): Figure out lifetime of |window_|.
   aura::SetMusWindow(content_, window_);
   window->SetLocalProperty(kNativeWidgetMusKey, this);
   window_tree_host_.reset(new WindowTreeHostMus(this, window_));
 }
 
 NativeWidgetMus::~NativeWidgetMus() {
@@ skipping 924 matching lines @@
 
   gfx::Path mask_path;
   native_widget_delegate_->GetHitTestMask(&mask_path);
   // TODO(jamescook): Use the full path for the mask.
   gfx::Rect mask_rect =
       gfx::ToEnclosingRect(gfx::SkRectToRectF(mask_path.getBounds()));
   window_->SetHitTestMask(mask_rect);
 }
 
 }  // namespace views