1// Copyright (c) 2012 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#include "ui/base/resource/resource_data_dll_win.h"
6
7#include "base/logging.h"
8#include "base/memory/ref_counted_memory.h"
9#include "base/win/resource_util.h"
10
11namespace ui {
12
13ResourceDataDLL::ResourceDataDLL(HINSTANCE module) : module_(module) {
14  DCHECK(module_);
15}
16
17ResourceDataDLL::~ResourceDataDLL() {
18}
19
20bool ResourceDataDLL::HasResource(uint16 resource_id) const {
21  void* data_ptr;
22  size_t data_size;
23  return base::win::GetDataResourceFromModule(module_,
24                                              resource_id,
25                                              &data_ptr,
26                                              &data_size);
27}
28
29bool ResourceDataDLL::GetStringPiece(uint16 resource_id,
30                                     base::StringPiece* data) const {
31  DCHECK(data);
32  void* data_ptr;
33  size_t data_size;
34  if (base::win::GetDataResourceFromModule(module_,
35                                           resource_id,
36                                           &data_ptr,
37                                           &data_size)) {
38    data->set(static_cast<const char*>(data_ptr), data_size);
39    return true;
40  }
41  return false;
42}
43
44base::RefCountedStaticMemory* ResourceDataDLL::GetStaticMemory(
45    uint16 resource_id) const {
46  void* data_ptr;
47  size_t data_size;
48  if (base::win::GetDataResourceFromModule(module_, resource_id, &data_ptr,
49                                           &data_size)) {
50    return new base::RefCountedStaticMemory(data_ptr, data_size);
51  }
52  return NULL;
53}
54
55ResourceHandle::TextEncodingType ResourceDataDLL::GetTextEncodingType() const {
56  return BINARY;
57}
58
59ScaleFactor ResourceDataDLL::GetScaleFactor() const {
60  return ui::SCALE_FACTOR_NONE;
61}
62
63}  // namespace ui
64