Add ShellAcceleratorController that managers global keyboard accelerators.

ui/aura_shell/shell.cc

Index: ui/aura_shell/shell.cc
diff --git a/ui/aura_shell/shell.cc b/ui/aura_shell/shell.cc
index dc40423beb690ee3840f3c19588454a8548f6f58..65d6e8e10aac8b8fa4924feb8335bf00f7f2b820 100644
--- a/ui/aura_shell/shell.cc
+++ b/ui/aura_shell/shell.cc
@@ -23,6 +23,7 @@
 #include "ui/aura_shell/toplevel_layout_manager.h"
 #include "ui/aura_shell/toplevel_window_event_filter.h"
 #include "ui/aura_shell/workspace_controller.h"
+#include "ui/base/accelerator_manager.h"
 #include "ui/gfx/compositor/layer.h"
 #include "ui/gfx/compositor/layer_animator.h"
 #include "views/widget/native_widget_aura.h"
@@ -34,6 +35,17 @@ namespace {
 
 using views::Widget;
 
+// Acceleraters handled by Shell.
+struct AcceleratorData {
+  ui::KeyboardCode keycode;
+  bool shift;
+  bool ctrl;
+  bool alt;
+} kAcceleratorData[] = {
+  { ui::VKEY_F11, false, false, false },
+  { ui::VKEY_HOME, false, true, false },
+};
+
 // Creates each of the special window containers that holds windows of various
 // types in the shell UI. They are added to |containers| from back to front in
 // the z-index.
@@ -74,6 +86,17 @@ void CreateSpecialContainers(aura::Window::Windows* containers) {
   containers->push_back(menu_container);
 }
 
+void RegisterAccelerators(Shell* shell) {
+  ui::AcceleratorManager* accelerator_manager = shell->accelerator_manager();
+  for (size_t i = 0; i < arraysize(kAcceleratorData); ++i) {
+    accelerator_manager->Register(ui::Accelerator(kAcceleratorData[i].keycode,
+                                                  kAcceleratorData[i].shift,
+                                                  kAcceleratorData[i].ctrl,
+                                                  kAcceleratorData[i].alt),
+                                  shell);
+  }
+}
+
 }  // namespace
 
 // static
@@ -84,7 +107,8 @@ Shell* Shell::instance_ = NULL;
 
 Shell::Shell(ShellDelegate* delegate)
     : ALLOW_THIS_IN_INITIALIZER_LIST(method_factory_(this)),
-      delegate_(delegate) {
+      delegate_(delegate),
+      accelerator_manager_(new ui::AcceleratorManager) {
   aura::Desktop::GetInstance()->SetEventFilter(
       new internal::DesktopEventFilter);
   aura::Desktop::GetInstance()->SetStackingClient(
@@ -167,6 +191,8 @@ void Shell::Init() {
     toplevel_layout_manager->set_shelf(shelf_layout_controller_.get());
   }
 
+  RegisterAccelerators(this);
+
   // Force a layout.
   desktop_layout->OnWindowResized();
 }
@@ -185,6 +211,20 @@ void Shell::ToggleOverview() {
     workspace_controller_->ToggleOverview();
 }
 
+bool Shell::AcceleratorPressed(const ui::Accelerator& accelerator) {
+#if !defined(NDEBUG)
+  if (accelerator.key_code() == ui::VKEY_F11) {
+    aura::Desktop::GetInstance()->ToggleFullScreen();
+    return true;
+  } else if (accelerator.key_code() == ui::VKEY_HOME &&
+             accelerator.IsCtrlDown()) {
+    aura::Desktop::GetInstance()->Rotate();
+    return true;
+  }
+#endif
+  return false;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Shell, private: