components/favicon_base/favicon_callback.h

   1 // Copyright 2014 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 COMPONENTS_FAVICON_BASE_FAVICON_CALLBACK_H_
   6 #define COMPONENTS_FAVICON_BASE_FAVICON_CALLBACK_H_
   7
   8 #include <vector>
   9
  10 #include "base/callback.h"
  11
  12 namespace favicon_base {
  13
  14 struct FaviconRawBitmapResult;
  15 struct FaviconImageResult;
  16
  17 // Callback for functions that can be used to return a |gfx::Image| and the
  18 // |GURL| it is loaded from. They are returned as a |FaviconImageResult| object.
  19 typedef base::Callback<void(const FaviconImageResult&)> FaviconImageCallback;
  20
  21 // Callback for functions returning raw data for a favicon. In
  22 // |FaviconRawBitmapResult|, the data is not yet converted as a |gfx::Image|.
  23 typedef base::Callback<void(const FaviconRawBitmapResult&)>
  24     FaviconRawBitmapCallback;
  25
  26 // Callback for functions returning raw data for a favicon in multiple
  27 // resolution. In |FaviconRawBitmapResult|, the data is not yet converted as a
  28 // |gfx::Image|.
  29 typedef base::Callback<void(const std::vector<FaviconRawBitmapResult>&)>
  30     FaviconResultsCallback;
  31
  32 }  // namespace favicon_base
  33
  34 #endif  // COMPONENTS_FAVICON_BASE_FAVICON_CALLBACK_H_