ash: Add support for additional icons in apps search list.

ui/app_list/search_result.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_H_
 #define UI_APP_LIST_SEARCH_RESULT_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 27 matching lines @@
     Tag(int styles, size_t start, size_t end)
         : styles(styles),
           range(start, end) {
     }
 
     int styles;
     ui::Range range;
   };
   typedef std::vector<Tag> Tags;
 
+  // A collection of images representing an action that can be performed on this
+  // search result.
+  struct ActionIconSet {
+    ActionIconSet(const gfx::ImageSkia& base_image,
+                  const gfx::ImageSkia& hover_image,
+                  const gfx::ImageSkia& pressed_image,
+                  const string16& tooltip_text);
+    ~ActionIconSet();
+
+    gfx::ImageSkia base_image;
+    gfx::ImageSkia hover_image;
+    gfx::ImageSkia pressed_image;
+
+    string16 tooltip_text;
+  };
+  typedef std::vector<ActionIconSet> ActionIconSets;
+
   SearchResult();
   virtual ~SearchResult();
 
-  void AddObserver(SearchResultObserver* observer);
-  void RemoveObserver(SearchResultObserver* observer);
-
   const gfx::ImageSkia& icon() const { return icon_; }
   void SetIcon(const gfx::ImageSkia& icon);
 
   const string16& title() const { return title_; }
   void set_title(const string16& title) { title_ = title;}
 
   const Tags& title_tags() const { return title_tags_; }
   void set_title_tags(const Tags& tags) { title_tags_ = tags; }
 
   const string16& details() const { return details_; }
   void set_details(const string16& details) { details_ = details; }
 
   const Tags& details_tags() const { return details_tags_; }
   void set_details_tags(const Tags& tags) { details_tags_ = tags; }
 
+  const ActionIconSets& action_icons() const {
+    return action_icons_;
+  }
+  void SetActionIcons(const ActionIconSets& sets);
+
+  void AddObserver(SearchResultObserver* observer);
+  void RemoveObserver(SearchResultObserver* observer);
+
  private:
   gfx::ImageSkia icon_;
 
   string16 title_;
   Tags title_tags_;
 
   string16 details_;
   Tags details_tags_;
 
+  // Optional list of icons representing additional actions that can be
+  // performed on this result.
+  ActionIconSets action_icons_;
+
   ObserverList<SearchResultObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchResult);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_SEARCH_RESULT_H_