Change the way the ToplevelEventHandler is hooked up. It is now both a pre- and post-target event h…

ash/root_window_controller.cc

 // Copyright (c) 2012 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 "ash/root_window_controller.h"
 
 #include <vector>
 
 #include "ash/desktop_background/desktop_background_widget_controller.h"
 #include "ash/display/display_controller.h"
@@ skipping 277 matching lines @@
                   "UnparentedControlContainer",
                   non_lock_screen_containers);
 
   aura::Window* default_container = CreateContainer(
       internal::kShellWindowId_DefaultContainer,
       "DefaultContainer",
       non_lock_screen_containers);
   if (!internal::WorkspaceController::IsWorkspace2Enabled()) {
     default_container_handler_.reset(
         new ToplevelWindowEventHandler(default_container));
-    default_container->AddPreTargetHandler(default_container_handler_.get());
   }
   SetChildWindowVisibilityChangesAnimated(default_container);
   SetUsesScreenCoordinates(default_container);
 
   aura::Window* always_on_top_container = CreateContainer(
       internal::kShellWindowId_AlwaysOnTopContainer,
       "AlwaysOnTopContainer",
       non_lock_screen_containers);
   always_on_top_container_handler_.reset(
       new ToplevelWindowEventHandler(always_on_top_container));
-  always_on_top_container->AddPreTargetHandler(
-      always_on_top_container_handler_.get());
   SetChildWindowVisibilityChangesAnimated(always_on_top_container);
   SetUsesScreenCoordinates(always_on_top_container);
 
   aura::Window* panel_container = CreateContainer(
       internal::kShellWindowId_PanelContainer,
       "PanelContainer",
       non_lock_screen_containers);
   SetUsesScreenCoordinates(panel_container);
 
   aura::Window* launcher_container =
       CreateContainer(internal::kShellWindowId_LauncherContainer,
                       "LauncherContainer",
                       non_lock_screen_containers);
   SetUsesScreenCoordinates(launcher_container);
 
   CreateContainer(internal::kShellWindowId_AppListContainer,
                   "AppListContainer",
                   non_lock_screen_containers);
 
   aura::Window* modal_container = CreateContainer(
       internal::kShellWindowId_SystemModalContainer,
       "SystemModalContainer",
       non_lock_screen_containers);
   modal_container_handler_.reset(
       new ToplevelWindowEventHandler(modal_container));
-  modal_container->AddPreTargetHandler(modal_container_handler_.get());
   modal_container->SetLayoutManager(
       new internal::SystemModalContainerLayoutManager(modal_container));
   SetChildWindowVisibilityChangesAnimated(modal_container);
   SetUsesScreenCoordinates(modal_container);
 
   aura::Window* input_method_container = CreateContainer(
       internal::kShellWindowId_InputMethodContainer,
       "InputMethodContainer",
       non_lock_screen_containers);
   SetUsesScreenCoordinates(input_method_container);
 
   // TODO(beng): Figure out if we can make this use
   // SystemModalContainerEventFilter instead of stops_event_propagation.
   aura::Window* lock_container = CreateContainer(
       internal::kShellWindowId_LockScreenContainer,
       "LockScreenContainer",
       lock_screen_containers);
   lock_container->SetLayoutManager(
       new internal::BaseLayoutManager(root_window));
   SetUsesScreenCoordinates(lock_container);
   // TODO(beng): stopsevents
 
   aura::Window* lock_modal_container = CreateContainer(
       internal::kShellWindowId_LockSystemModalContainer,
       "LockSystemModalContainer",
       lock_screen_containers);
   lock_modal_container_handler_.reset(
       new ToplevelWindowEventHandler(lock_modal_container));
-  lock_modal_container->AddPreTargetHandler(
-      lock_modal_container_handler_.get());
   lock_modal_container->SetLayoutManager(
       new internal::SystemModalContainerLayoutManager(lock_modal_container));
   SetChildWindowVisibilityChangesAnimated(lock_modal_container);
   SetUsesScreenCoordinates(lock_modal_container);
 
   aura::Window* status_container =
       CreateContainer(internal::kShellWindowId_StatusContainer,
                       "StatusContainer",
                       lock_screen_related_containers);
   SetUsesScreenCoordinates(status_container);
@@ skipping 21 matching lines @@
 
   aura::Window* overlay_container = CreateContainer(
       internal::kShellWindowId_OverlayContainer,
       "OverlayContainer",
       lock_screen_related_containers);
   SetUsesScreenCoordinates(overlay_container);
 }
 
 }  // namespace internal
 }  // namespace ash