Add onfocuschange to the Extended Search API, with associated isFocused attribute.

chrome/renderer/searchbox/searchbox.h

 // 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.
 
 #ifndef CHROME_RENDERER_SEARCHBOX_SEARCHBOX_H_
 #define CHROME_RENDERER_SEARCHBOX_SEARCHBOX_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/string16.h"
 #include "chrome/common/instant_restricted_id_cache.h"
 #include "chrome/common/instant_types.h"
+#include "chrome/common/omnibox_focus_state.h"
 #include "chrome/common/search_types.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "content/public/renderer/render_view_observer_tracker.h"
 #include "ui/base/window_open_disposition.h"
 #include "ui/gfx/rect.h"
 
 namespace content {
 class RenderView;
 }
@@ skipping 34 matching lines @@
 
   // Hides any attached bars.  When the bars are hidden, the "onbarshidden"
   // event is fired to notify the page.
   void HideBars();
 
   const string16& query() const { return query_; }
   bool verbatim() const { return verbatim_; }
   bool query_is_restricted() const { return query_is_restricted_; }
   size_t selection_start() const { return selection_start_; }
   size_t selection_end() const { return selection_end_; }
-  bool is_key_capture_enabled() const { return is_key_capture_enabled_; }
   bool display_instant_results() const { return display_instant_results_; }
   const string16& omnibox_font() const { return omnibox_font_; }
   size_t omnibox_font_size() const { return omnibox_font_size_; }
 
+  // Returns whether the omnibox is focused.
+  bool is_focused() const;
+
+  // Returns whether key capturing is enabled.
+  bool is_key_capture_enabled() const;
+
   // In extended Instant, returns the start-edge margin of the location bar in
   // screen pixels.
   int GetStartMargin() const;
 
   // Returns the bounds of the omnibox popup in screen coordinates.
   gfx::Rect GetPopupBounds() const;
 
   const ThemeBackgroundInfo& GetThemeBackgroundInfo();
 
   // --- Autocomplete result APIs.
@@ skipping 44 matching lines @@
   void OnBarsHidden();
   void OnDetermineIfPageSupportsInstant();
   void OnAutocompleteResults(
       const std::vector<InstantAutocompleteResult>& results);
   void OnUpOrDownKeyPressed(int count);
   void OnEscKeyPressed();
   void OnCancelSelection(const string16& query,
                          bool verbatim,
                          size_t selection_start,
                          size_t selection_end);
-  void OnKeyCaptureChange(bool is_key_capture_enabled);
+  void OnKeyCaptureChange(OmniboxFocusState new_focus_state,
+                          OmniboxFocusChangeReason reason);
   void OnSetDisplayInstantResults(bool display_instant_results);
   void OnThemeChanged(const ThemeBackgroundInfo& theme_info);
   void OnThemeAreaHeightChanged(int height);
   void OnFontInformationReceived(const string16& omnibox_font,
                                  size_t omnibox_font_size);
   void OnMostVisitedChanged(
       const std::vector<InstantMostVisitedItemIDPair>& items);
 
   // Returns the current zoom factor of the render view or 1 on failure.
   double GetZoom() const;
 
   // Sets the searchbox values to their initial value.
   void Reset();
 
   // Sets the query to a new value.
   void SetQuery(const string16& query, bool verbatim);
 
   string16 query_;
   bool verbatim_;
   bool query_is_restricted_;
   size_t selection_start_;
   size_t selection_end_;
   int start_margin_;
   gfx::Rect popup_bounds_;
-  bool is_key_capture_enabled_;
+  OmniboxFocusState omnibox_focus_state_;
   ThemeBackgroundInfo theme_info_;
   bool display_instant_results_;
   string16 omnibox_font_;
   size_t omnibox_font_size_;
   InstantRestrictedIDCache<InstantAutocompleteResult>
       autocomplete_results_cache_;
   InstantRestrictedIDCache<InstantMostVisitedItem> most_visited_items_cache_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchBox);
 };
 
 #endif  // CHROME_RENDERER_SEARCHBOX_SEARCHBOX_H_