Compact Navigation prototype

chrome/browser/ui/views/location_bar/location_bar_view.h

Index: chrome/browser/ui/views/location_bar/location_bar_view.h
===================================================================
--- chrome/browser/ui/views/location_bar/location_bar_view.h	(revision 84320)
+++ chrome/browser/ui/views/location_bar/location_bar_view.h	(working copy)
@@ -18,6 +18,8 @@
 #include "chrome/browser/search_engines/template_url_model_observer.h"
 #include "chrome/browser/ui/omnibox/location_bar.h"
 #include "chrome/browser/ui/toolbar/toolbar_model.h"
+#include "chrome/browser/ui/views/dropdown_bar_host.h"
+#include "chrome/browser/ui/views/dropdown_bar_host_delegate.h"
 #include "chrome/browser/ui/views/extensions/extension_popup.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/rect.h"
@@ -48,7 +50,7 @@
 namespace views {
 class HorizontalPainter;
 class Label;
-};
+}  // namespace views
 
 #if defined(OS_WIN)
 class SuggestedTextView;
@@ -67,12 +69,20 @@
                         public views::View,
                         public views::DragController,
                         public AutocompleteEditController,
+                        public DropdownBarHostDelegate,
                         public TemplateURLModelObserver,
                         public NotificationObserver {
  public:
   // The location bar view's class name.
   static const char kViewClassName[];
 
+  // DropdownBarHostDelegate
+  virtual void SetFocusAndSelection(bool select_all) OVERRIDE;
+  virtual void SetAnimationOffset(int offset) OVERRIDE;
+
+  // Returns the offset used while animating.
+  int animation_offset() const { return animation_offset_; }
+
   class Delegate {
    public:
     // Should return the current tab contents.
@@ -412,6 +422,12 @@
   // Tracks this preference to determine whether bookmark editing is allowed.
   BooleanPrefMember edit_bookmarks_enabled_;
 
+  // While animating, the host clips the widget and draws only the bottom
+  // part of it. The view needs to know the pixel offset at which we are drawing
+  // the widget so that we can draw the curved edges that attach to the toolbar
+  // in the right location.
+  int animation_offset_;
+
   DISALLOW_IMPLICIT_CONSTRUCTORS(LocationBarView);
 };