File: resource_data_dll_win.cc

package info (click to toggle)
chromium 138.0.7204.183-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,908 kB
  • sloc: cpp: 34,937,088; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (69 lines) | stat: -rw-r--r-- 2,054 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/base/resource/resource_data_dll_win.h"

#include <stddef.h>

#include <string_view>

#include "base/check.h"
#include "base/compiler_specific.h"
#include "base/containers/span.h"
#include "base/memory/ref_counted_memory.h"
#include "base/win/resource_util.h"
#include "ui/base/resource/resource_scale_factor.h"

namespace ui {

ResourceDataDLL::ResourceDataDLL(HINSTANCE module) : module_(module) {
  DCHECK(module_);
}

ResourceDataDLL::~ResourceDataDLL() {
}

bool ResourceDataDLL::HasResource(uint16_t resource_id) const {
  void* data_ptr;
  size_t data_size;
  return base::win::GetDataResourceFromModule(module_,
                                              resource_id,
                                              &data_ptr,
                                              &data_size);
}

std::optional<std::string_view> ResourceDataDLL::GetStringView(
    uint16_t resource_id) const {
  void* data_ptr;
  size_t data_size;
  if (base::win::GetDataResourceFromModule(module_,
                                           resource_id,
                                           &data_ptr,
                                           &data_size)) {
    return std::string_view(static_cast<const char*>(data_ptr), data_size);
  }
  return std::nullopt;
}

base::RefCountedStaticMemory* ResourceDataDLL::GetStaticMemory(
    uint16_t resource_id) const {
  void* data_ptr;
  size_t data_size;
  if (base::win::GetDataResourceFromModule(module_, resource_id, &data_ptr,
                                           &data_size)) {
    return new base::RefCountedStaticMemory(
        UNSAFE_TODO(base::span(static_cast<uint8_t*>(data_ptr), data_size)));
  }
  return NULL;
}

ResourceHandle::TextEncodingType ResourceDataDLL::GetTextEncodingType() const {
  return BINARY;
}

ResourceScaleFactor ResourceDataDLL::GetResourceScaleFactor() const {
  return ui::kScaleFactorNone;
}

}  // namespace ui