1 // Copyright (c) 2013 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.
5 #include "chrome/browser/android/resource_mapper.h"
9 #include "base/lazy_instance.h"
10 #include "base/logging.h"
11 #include "grit/theme_resources.h"
15 typedef std::map<int, int> ResourceMap;
16 base::LazyInstance<ResourceMap>::Leaky g_id_map = LAZY_INSTANCE_INITIALIZER;
20 const int ResourceMapper::kMissingId = -1;
22 int ResourceMapper::MapFromChromiumId(int resource_id) {
23 if (g_id_map.Get().empty()) {
27 ResourceMap::iterator iterator = g_id_map.Get().find(resource_id);
28 if (iterator != g_id_map.Get().end()) {
29 return iterator->second;
32 // The resource couldn't be found.
37 void ResourceMapper::ConstructMap() {
38 DCHECK(g_id_map.Get().empty());
41 #define DEFINE_RESOURCE_ID(c_id,java_id) g_id_map.Get()[c_id] = next_id++;
42 #include "chrome/browser/android/resource_id.h"
43 #undef DEFINE_RESOURCE_ID