Skeleton for app_list on OSX, and refactoring for enable_app_list=1 on OS=="mac".

ui/app_list/search_result_list_view.h

-// Copyright (c) 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 UI_APP_LIST_SEARCH_RESULT_LIST_VIEW_H_
-#define UI_APP_LIST_SEARCH_RESULT_LIST_VIEW_H_
-
-#include "base/basictypes.h"
-#include "base/memory/weak_ptr.h"
-#include "ui/app_list/app_list_model.h"
-#include "ui/app_list/search_result_view_delegate.h"
-#include "ui/base/models/list_model_observer.h"
-#include "ui/views/view.h"
-
-namespace app_list {
-
-class SearchResultListViewDelegate;
-class SearchResultView;
-
-// SearchResultListView displays AppListModel::SearchResults with a list of
-// SearchResultView.
-class SearchResultListView : public views::View,
-                             public ui::ListModelObserver,
-                             public SearchResultViewDelegate {
- public:
-  explicit SearchResultListView(SearchResultListViewDelegate* delegate);
-  virtual ~SearchResultListView();
-
-  void SetResults(AppListModel::SearchResults* results);
-
-  void SetSelectedIndex(int selected_index);
-
-  bool IsResultViewSelected(const SearchResultView* result_view) const;
-
-  // Overridden from views::View:
-  virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
-
- private:
-  // Helper function to get SearchResultView at given |index|.
-  SearchResultView* GetResultViewAt(int index);
-
-  // Updates UI with model.
-  void Update();
-
-  // Schedules an Update call using |update_factory_|. Do nothing if there is a
-  // pending call.
-  void ScheduleUpdate();
-
-  // Overridden from ListModelObserver:
-  virtual void ListItemsAdded(size_t start, size_t count) OVERRIDE;
-  virtual void ListItemsRemoved(size_t start, size_t count) OVERRIDE;
-  virtual void ListItemMoved(size_t index, size_t target_index) OVERRIDE;
-  virtual void ListItemsChanged(size_t start, size_t count) OVERRIDE;
-
-  // Overridden from SearchResultViewDelegate:
-  virtual void SearchResultActivated(SearchResultView* view,
-                                     const ui::Event& event) OVERRIDE;
-  virtual void SearchResultActionActivated(SearchResultView* view,
-                                           int action_index,
-                                           const ui::Event& event) OVERRIDE;
-
-  SearchResultListViewDelegate* delegate_;  // Not owned.
-  AppListModel::SearchResults* results_;  // Owned by AppListModel.
-
-  int last_visible_index_;
-  int selected_index_;
-
-  // The factory that consolidates multiple Update calls into one.
-  base::WeakPtrFactory<SearchResultListView> update_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(SearchResultListView);
-};
-
-}  // namespace app_ist
-
-#endif  // UI_APP_LIST_SEARCH_RESULT_LIST_VIEW_H_