Implemented nicer battery status

views/controls/menu/submenu_view.cc

 // Copyright (c) 2011 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 "views/controls/menu/submenu_view.h"
 
 #include "ui/base/accessibility/accessible_view_state.h"
 #include "ui/gfx/canvas.h"
 #include "views/controls/menu/menu_config.h"
 #include "views/controls/menu/menu_controller.h"
@@ skipping 20 matching lines @@
 // static
 const char SubmenuView::kViewClassName[] = "views/SubmenuView";
 
 SubmenuView::SubmenuView(MenuItemView* parent)
     : parent_menu_item_(parent),
       host_(NULL),
       drop_item_(NULL),
       drop_position_(MenuDelegate::DROP_NONE),
       scroll_view_container_(NULL),
       max_accelerator_width_(0),
-      minimum_preferred_width_(0) {
+      minimum_preferred_width_(0),
+      resize_open_menu_(false) {
   DCHECK(parent);
   // We'll delete ourselves, otherwise the ScrollView would delete us on close.
   set_parent_owned(false);
 }
 
 SubmenuView::~SubmenuView() {
   // The menu may not have been closed yet (it will be hidden, but not
   // necessarily closed).
   Close();
 
@@ skipping 13 matching lines @@
   for (int i = 0, count = 0; i < child_count(); ++i) {
     if (child_at(i)->id() == MenuItemView::kMenuItemViewID &&
         count++ == index) {
       return static_cast<MenuItemView*>(child_at(i));
     }
   }
   NOTREACHED();
   return NULL;
 }
 
+void SubmenuView::ChildPreferredSizeChanged(View* child) {
+  if (!resize_open_menu_)
+    return;
+
+  MenuItemView *item = GetMenuItem();
+  MenuController* controller = item->GetMenuController();
+
+  if (controller) {
+    bool dir;
+    gfx::Rect bounds = controller->CalculateMenuBounds(item, false, &dir);
+    Reposition(bounds);
+  }
+}
+
 void SubmenuView::Layout() {
   // We're in a ScrollView, and need to set our width/height ourselves.
   if (!parent())
     return;
 
   // Use our current y, unless it means part of the menu isn't visible anymore.
   int pref_height = GetPreferredSize().height();
   int new_y;
   if (pref_height > parent()->height())
     new_y = std::max(parent()->height() - pref_height, y());
@@ skipping 290 matching lines @@
       item_bounds.set_height(kDropIndicatorHeight);
       return item_bounds;
 
     default:
       // Don't render anything for on.
       return gfx::Rect();
   }
 }
 
 }  // namespace views