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      1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_COMMON_EXTENSIONS_EXTENSION_ICON_SET_H_
      6 #define CHROME_COMMON_EXTENSIONS_EXTENSION_ICON_SET_H_
      7 #pragma once
      8 
      9 #include <map>
     10 #include <string>
     11 
     12 // Represents the set of icons for an extension.
     13 class ExtensionIconSet {
     14  public:
     15   ExtensionIconSet();
     16   ~ExtensionIconSet();
     17 
     18   // Access to the underlying map from icon size->path.
     19   typedef std::map<int, std::string> IconMap;
     20   const IconMap& map() const { return map_; }
     21 
     22   // Remove all icons from the set.
     23   void Clear();
     24 
     25   // Add an icon to the set. If the specified size is already present, it is
     26   // overwritten.
     27   void Add(int size, const std::string& path);
     28 
     29   // Get an icon from the set, optionally falling back to a smaller or bigger
     30   // size. MatchType is exclusive (do not OR them together).
     31   enum MatchType {
     32     MATCH_EXACTLY,
     33     MATCH_BIGGER,
     34     MATCH_SMALLER
     35   };
     36   std::string Get(int size, MatchType match_type) const;
     37 
     38   // Returns true if the set contains the specified path.
     39   bool ContainsPath(const std::string& path) const;
     40 
     41  private:
     42   IconMap map_;
     43 };
     44 
     45 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_ICON_SET_H_
     46