mirror of https://github.com/electron/electron
71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
// Copyright (c) 2020 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/common/language_util.h"
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#include <roapi.h>
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#include <windows.system.userprofile.h>
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#include <wrl.h>
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#include "base/strings/sys_string_conversions.h"
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#include "base/win/core_winrt_util.h"
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#include "base/win/i18n.h"
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#include "base/win/win_util.h"
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#include "base/win/windows_version.h"
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namespace electron {
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bool GetPreferredLanguagesUsingGlobalization(
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std::vector<std::wstring>* languages) {
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base::win::ScopedHString guid = base::win::ScopedHString::Create(
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RuntimeClass_Windows_System_UserProfile_GlobalizationPreferences);
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Microsoft::WRL::ComPtr<
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ABI::Windows::System::UserProfile::IGlobalizationPreferencesStatics>
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prefs;
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HRESULT hr =
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base::win::RoGetActivationFactory(guid.get(), IID_PPV_ARGS(&prefs));
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if (FAILED(hr))
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return false;
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ABI::Windows::Foundation::Collections::IVectorView<HSTRING>* langs;
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hr = prefs->get_Languages(&langs);
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if (FAILED(hr))
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return false;
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unsigned size;
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hr = langs->get_Size(&size);
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if (FAILED(hr))
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return false;
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for (unsigned i = 0; i < size; ++i) {
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HSTRING hstr;
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hr = langs->GetAt(i, &hstr);
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if (SUCCEEDED(hr)) {
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std::wstring_view str = base::win::ScopedHString(hstr).Get();
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languages->emplace_back(str.data(), str.size());
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}
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}
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return true;
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}
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std::vector<std::string> GetPreferredLanguages() {
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std::vector<std::wstring> languages16;
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// Attempt to use API available on Windows 10 or later, which
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// returns the full list of language preferences.
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if (!GetPreferredLanguagesUsingGlobalization(&languages16)) {
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base::win::i18n::GetThreadPreferredUILanguageList(&languages16);
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}
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std::vector<std::string> languages;
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for (const auto& language : languages16) {
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languages.push_back(base::SysWideToUTF8(language));
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}
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return languages;
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}
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} // namespace electron
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