Split View Mode: Support for the 2-finger bezel scroll.

athena/wm/window_manager_impl.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 "athena/wm/public/window_manager.h"
 
 #include "athena/screen/public/screen_manager.h"
+#include "athena/wm/bezel_controller.h"
+#include "athena/wm/split_view_controller.h"
 #include "athena/wm/window_overview_mode.h"
 #include "base/logging.h"
 #include "ui/aura/layout_manager.h"
 #include "ui/aura/window.h"
 #include "ui/wm/public/window_types.h"
 
 namespace athena {
 namespace {
 
 class WindowManagerImpl : public WindowManager,
@@ skipping 23 matching lines @@
 
   // aura::WindowObserver
   virtual void OnWindowDestroying(aura::Window* window) OVERRIDE {
     if (window == container_)
       container_.reset();
   }
 
   scoped_ptr<aura::Window> container_;
   scoped_ptr<ui::EventHandler> temp_handler_;
   scoped_ptr<WindowOverviewMode> overview_;
+  scoped_ptr<BezelController> bezel_controller_;
+  scoped_ptr<SplitViewController> split_view_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowManagerImpl);
 };
 
 class WindowManagerImpl* instance = NULL;
 
 class AthenaContainerLayoutManager : public aura::LayoutManager {
  public:
   AthenaContainerLayoutManager() {}
   virtual ~AthenaContainerLayoutManager() {}
@@ skipping 33 matching lines @@
         event->key_code() == ui::VKEY_F6) {
       instance->ToggleOverview();
     }
   }
 
   DISALLOW_COPY_AND_ASSIGN(TempEventHandler);
 };
 
 WindowManagerImpl::WindowManagerImpl()
     : container_(ScreenManager::Get()->CreateDefaultContainer("MainContainer")),
-      temp_handler_(new TempEventHandler()) {
+      temp_handler_(new TempEventHandler()),
+      bezel_controller_(new BezelController(container_.get())),
+      split_view_controller_(new SplitViewController()) {
   container_->SetLayoutManager(new AthenaContainerLayoutManager);
   container_->AddObserver(this);
   container_->AddPreTargetHandler(temp_handler_.get());
+  container_->AddPreTargetHandler(bezel_controller_.get());
+  bezel_controller_->set_left_right_delegate(split_view_controller_.get());
   instance = this;
 }
 
 WindowManagerImpl::~WindowManagerImpl() {
   if (container_) {
     container_->RemovePreTargetHandler(temp_handler_.get());
     container_->RemoveObserver(this);
   }
   container_.reset();
   instance = NULL;
@@ skipping 24 matching lines @@
 }
 
 // static
 void WindowManager::Shutdown() {
   DCHECK(instance);
   delete instance;
   DCHECK(!instance);
 }
 
 }  // namespace athena