InstantExtended: record initial focus state for omnibox interactions.

chrome/browser/ui/omnibox/omnibox_edit_model.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_BROWSER_UI_OMNIBOX_OMNIBOX_EDIT_MODEL_H_
 #define CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_EDIT_MODEL_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 25 matching lines @@
 // These numeric values are used in UMA logs; do not change them.
 enum EnteredKeywordModeMethod {
   ENTERED_KEYWORD_MODE_VIA_TAB = 0,
   ENTERED_KEYWORD_MODE_VIA_SPACE_AT_END = 1,
   ENTERED_KEYWORD_MODE_VIA_SPACE_IN_MIDDLE = 2,
   ENTERED_KEYWORD_MODE_NUM_ITEMS
 };
 
 class OmniboxEditModel {
  public:
+  // Did the Omnibox focus originate via the user clicking on the Omnibox or on
+  // the Fakebox?
+  enum FocusSource {
+    INVALID = 0,
+    OMNIBOX = 1,
+    FAKEBOX = 2
+  };
+
   struct State {
     State(bool user_input_in_progress,
           const string16& user_text,
           const string16& gray_text,
           const string16& keyword,
           bool is_keyword_hint,
-          OmniboxFocusState focus_state);
+          OmniboxFocusState focus_state,
+          FocusSource focus_source);
     ~State();
 
     bool user_input_in_progress;
     const string16 user_text;
     const string16 gray_text;
     const string16 keyword;
     const bool is_keyword_hint;
     OmniboxFocusState focus_state;
+    FocusSource focus_source;
   };
 
   OmniboxEditModel(OmniboxView* view,
                    OmniboxEditController* controller,
                    Profile* profile);
   virtual ~OmniboxEditModel();
 
   // TODO(beaudoin): Remove this accessor when the AutocompleteController has
   //     completely moved to OmniboxController.
   AutocompleteController* autocomplete_controller() const {
@@ skipping 332 matching lines @@
   scoped_ptr<OmniboxController> omnibox_controller_;
 
   OmniboxView* view_;
 
   OmniboxEditController* controller_;
 
   scoped_ptr<OmniboxCurrentPageDelegate> delegate_;
 
   OmniboxFocusState focus_state_;
 
+  // Used to keep track whether the input currently in progress originated by
+  // focusing in the Omnibox or in the Fakebox. This will be INVALID if no input
+  // is in progress or the Omnibox is not focused.
+  FocusSource focus_source_;
+
   // The URL of the currently displayed page.
   string16 permanent_text_;
 
   // This flag is true when the user has modified the contents of the edit, but
   // not yet accepted them.  We use this to determine when we need to save
   // state (on switching tabs) and whether changes to the page URL should be
   // immediately displayed.
   // This flag will be true in a superset of the cases where the popup is open.
   bool user_input_in_progress_;
 
@@ skipping 84 matching lines @@
   // an exact keyword match.  If this is true then keyword mode will be
   // triggered automatically if the input is "<keyword> <search string>".  We
   // allow this when CreatedKeywordSearchByInsertingSpaceInMiddle() is true.
   // This has no effect if we're already in keyword mode.
   bool allow_exact_keyword_match_;
 
   DISALLOW_COPY_AND_ASSIGN(OmniboxEditModel);
 };
 
 #endif  // CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_EDIT_MODEL_H_