Reenable triggering of screen rotations by sensors.

Depends on http://codereview.chromium.org/8395046

BUG=None
TEST=Visiting about:rotate?right, about:rotate?left, etc. should cause the appropriate screen rotations.


Review URL: http://codereview.chromium.org/8402002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@108889 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 37 insertions, 1 deletions

diff --git a/views/desktop/desktop_window_view.cc b/views/desktop/desktop_window_view.cc
index 94fda7d..9ad146c 100644
--- a/views/desktop/desktop_window_view.cc
+++ b/views/desktop/desktop_window_view.cc
@@ -269,5 +269,27 @@ NonClientFrameView* DesktopWindowView::CreateNonClientFrameView() {
   return NULL;
 }
 
+////////////////////////////////////////////////////////////////////////////////
+// ui::LayerAnimationObserver Implementation:
+
+void DesktopWindowView::OnLayerAnimationEnded(
+    const ui::LayerAnimationSequence* animation) {
+  // The layer, and all the observers should be notified of the
+  // transformed size of the desktop.
+  if (widget_) {
+    gfx::Rect current_bounds(widget_->GetClientAreaScreenBounds().size());
+    layer()->transform().TransformRect(&current_bounds);
+    SetBoundsRect(gfx::Rect(current_bounds.size()));
+  }
+}
+
+void DesktopWindowView::OnLayerAnimationScheduled(
+    const ui::LayerAnimationSequence* animation) {
+}
+
+void DesktopWindowView::OnLayerAnimationAborted(
+    const ui::LayerAnimationSequence* animation) {
+}
+
 }  // namespace desktop
 }  // namespace views
diff --git a/views/desktop/desktop_window_view.h b/views/desktop/desktop_window_view.h
index fadc04e..54471c9 100644
--- a/views/desktop/desktop_window_view.h
+++ b/views/desktop/desktop_window_view.h
@@ -6,16 +6,22 @@
 #define VIEWS_DESKTOP_DESKTOP_WINDOW_VIEW_H_
 
 #include "base/observer_list.h"
+#include "ui/gfx/compositor/layer_animation_observer.h"
 #include "views/view.h"
 #include "views/widget/widget_delegate.h"
 
+namespace ui {
+class LayerAnimationSequence;
+}  // namespace ui
+
 namespace views {
 class NativeWidgetViews;
 class Widget;
 
 namespace desktop {
 
-class DesktopWindowView : public WidgetDelegateView {
+class DesktopWindowView : public WidgetDelegateView,
+                          public ui::LayerAnimationObserver {
  public:
   // Observers can listen to various events on the desktop.
   class Observer {
@@ -73,6 +79,14 @@ class DesktopWindowView : public WidgetDelegateView {
   virtual View* GetContentsView() OVERRIDE;
   virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
 
+  // Implementation of ui::LayerAnimationObserver:
+  virtual void OnLayerAnimationEnded(
+      const ui::LayerAnimationSequence* animation) OVERRIDE;
+  virtual void OnLayerAnimationScheduled(
+      const ui::LayerAnimationSequence* animation) OVERRIDE;
+  virtual void OnLayerAnimationAborted(
+      const ui::LayerAnimationSequence* animation) OVERRIDE;
+
   ObserverList<Observer> observers_;
   DesktopType type_;
   Widget* widget_;