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comparison dep/animia/src/util/win32.cc @ 152:8700806c2cc2

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dep/animia: awesome new breaking changes! I'm so tired
author Paper <mrpapersonic@gmail.com>
date Wed, 15 Nov 2023 02:34:59 -0500
parents
children cdf79282d647
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151:54744a48a7d7 152:8700806c2cc2
1 #include "animia/util/win32.h"
2
3 #include <windows.h>
4 #include <shlobj.h> /* SHGetKnownFolderPath */
5 #include <subauth.h> /* UNICODE_STRING */
6
7 namespace animia::internal::win32 {
8
9 std::string ToUtf8String(const std::wstring& string) {
10 const auto wctomb = [&string](LPSTR out, int size) -> int {
11 return ::WideCharToMultiByte(CP_UTF8, 0, string.c_str(), string.length(), out, size, nullptr, nullptr);
12 };
13
14 if (string.empty())
15 return std::string();
16
17
18 long size = ::WideCharToMultiByte(CP_UTF8, 0, string.c_str(), string.length(), nullptr, 0, nullptr, nullptr);
19 std::string ret = std::string(size, '\0');
20 ::WideCharToMultiByte(CP_UTF8, 0, string.c_str(), string.length(), &ret.front(), ret.length(), nullptr, nullptr);
21 return ret;
22 }
23
24 std::string ToUtf8String(const UNICODE_STRING& string) {
25 const auto wctomb = [&string](LPSTR out, int size) -> int {
26 return ::WideCharToMultiByte(CP_UTF8, 0, string.Buffer, string.Length, out, size, nullptr, nullptr);
27 };
28
29 if (string.Length <= 0)
30 return std::string();
31
32 long size = wctomb(nullptr, 0);
33 std::string ret = std::string(size, '\0');
34 wctomb(&ret.front(), ret.length());
35 return ret;
36 }
37
38 std::wstring ToWstring(const std::string& string) {
39 const auto mbtowc = [&string](LPWSTR out, int size) -> int {
40 return ::MultiByteToWideChar(CP_UTF8, 0, string.c_str(), string.length(), out, size);
41 };
42
43 if (string.empty())
44 return std::wstring();
45
46 long size = mbtowc(nullptr, 0);
47 std::wstring ret = std::wstring(size, L'\0');
48 mbtowc(&ret.front(), ret.length());
49 return ret;
50 }
51
52 std::wstring GetFileNameFromPath(const std::wstring& path) {
53 const auto pos = path.find_last_of(L"/\\");
54 return pos != std::wstring::npos ? path.substr(pos + 1) : path;
55 }
56
57 std::wstring GetFileNameWithoutExtension(const std::wstring& filename) {
58 const auto pos = filename.find_last_of(L".");
59 return pos != std::wstring::npos ? filename.substr(0, pos) : filename;
60 }
61
62 static std::wstring GetSystemDirectory() {
63 PWSTR path_wch;
64 SHGetKnownFolderPath(FOLDERID_Windows, 0, NULL, &path_wch);
65 std::wstring path_wstr(path_wch);
66 CoTaskMemFree(path_wch);
67 return path_wstr;
68 }
69
70 bool IsSystemDirectory(const std::string& path) {
71 std::wstring path_w = ToWstring(path);
72 ::CharUpperBuffW(&path_w.front(), path_w.length());
73
74 std::wstring windir = GetSystemDirectory();
75 ::CharUpperBuffW(&windir.front(), windir.length());
76
77 /* wtf is 4? */
78 return path_w.find(windir) == 4;
79 }
80
81 bool IsSystemDirectory(std::wstring path) {
82 ::CharUpperBuffW(&path.front(), path.length());
83
84 std::wstring windir = GetSystemDirectory();
85 ::CharUpperBuffW(&windir.front(), windir.length());
86
87 return path.find(windir) == 4;
88 }
89
90 }