Implement initial version of scroll end effect

chrome/browser/ui/views/frame/browser_view.cc

 // Copyright 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 "chrome/browser/ui/views/frame/browser_view.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 397 matching lines @@
       devtools_window_(NULL),
       initialized_(false),
       ignore_layout_(true),
 #if defined(OS_WIN) && !defined(USE_AURA)
       hung_window_detector_(&hung_plugin_action_),
       ticker_(0),
 #endif
       force_location_bar_focus_(false),
       immersive_mode_controller_(chrome::CreateImmersiveModeController()),
 #if defined(OS_CHROMEOS)
-      scroll_end_effect_controller_(ScrollEndEffectController::Create()),
+      scroll_end_effect_controller_(ScrollEndEffectController::Create(this)),
 #endif
       color_change_listener_(this),
       activate_modal_dialog_factory_(this) {
 }
 
 BrowserView::~BrowserView() {
 #if defined(USE_ASH)
   // Destroy BrowserLauncherItemController early on as it listens to the
   // TabstripModel, which is destroyed by the browser.
   launcher_item_controller_.reset();
@@ skipping 1418 matching lines @@
   return chrome::ExecuteCommand(browser_.get(), command_id);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // BrowserView, OmniboxPopupModelObserver overrides:
 void BrowserView::OnOmniboxPopupShownOrHidden() {
   infobar_container_->SetMaxTopArrowHeight(GetMaxTopInfoBarArrowHeight());
 }
 
 ///////////////////////////////////////////////////////////////////////////////
+// BrowserView, ScrollEndEffectControllerDelegate overrides:
+
+ui::Layer* BrowserView::GetBrowserFrameLayer() {
+  if (frame_ == NULL)
+    return NULL;
+  return frame_->GetLayer();
+}
+
+ui::Layer* BrowserView::GetWebContentsLayer() {
+  return GetActiveWebContents()->GetView()->GetNativeView()->layer();
+}
+
+ui::Layer* BrowserView::GetDevToolsLayer() {
+  return devtools_container_->GetWebContents()->GetView()->GetNativeView()->
+      layer();
+}
+
+views::View* BrowserView::GetNonClientView() {
+  if (frame_ == NULL)
+    return NULL;
+  return frame_->GetContentsView();
+}
+
+ views::View* BrowserView::GetDownloadView() {
+   return static_cast<DownloadShelfView*>(GetDownloadShelf());
+}
+
+int BrowserView::GetDevToolsHeight() {
+  views::View* devtools_view = contents_split_->child_at(1);
+  return devtools_view->visible() ? devtools_view->bounds().height() : 0;
+}
+
+int BrowserView::GetDividerHeight() {
+  return contents_split_->GetDividerSize();
+}
+
+
+///////////////////////////////////////////////////////////////////////////////
 // BrowserView, ImmersiveModeController::Delegate overrides:
 
 BookmarkBarView* BrowserView::GetBookmarkBar() {
   return bookmark_bar_view_.get();
 }
 
 FullscreenController* BrowserView::GetFullscreenController() {
   // Cannot be injected into ImmersiveModeController because it is constructed
   // after BrowserView.
   return browser()->fullscreen_controller();
@@ skipping 824 matching lines @@
     // The +1 in the next line creates a 1-px gap between icon and arrow tip.
     gfx::Point icon_bottom(0, location_icon_view->GetImageBounds().bottom() -
         LocationBarView::kIconInternalPadding + 1);
     ConvertPointToTarget(location_icon_view, this, &icon_bottom);
     gfx::Point infobar_top(0, infobar_container_->GetVerticalOverlap(NULL));
     ConvertPointToTarget(infobar_container_, this, &infobar_top);
     top_arrow_height = infobar_top.y() - icon_bottom.y();
   }
   return top_arrow_height;
 }