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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,13 +1,107 @@ | ||
| #include "pch.h" | ||
| #include "TouchHelper.h" | ||
| #include "Logger.h" | ||
| #include "StrUtils.h" | ||
| #include "Win32Utils.h" | ||
| #include "CommonSharedConstants.h" | ||
|
|
||
| namespace winrt::Magpie::App { | ||
|
|
||
| static std::wstring GetTouchHelperPath() noexcept { | ||
| wil::unique_cotaskmem_string system32Dir; | ||
| HRESULT hr = SHGetKnownFolderPath( | ||
| FOLDERID_System, KF_FLAG_DEFAULT, NULL, system32Dir.put()); | ||
| if (FAILED(hr)) { | ||
| Logger::Get().ComError("SHGetKnownFolderPath 失败", hr); | ||
| return {}; | ||
| } | ||
|
|
||
| return StrUtils::Concat(system32Dir.get(), | ||
| L"\\Magpie\\", CommonSharedConstants::TOUCH_HELPER_EXE_NAME); | ||
| } | ||
|
|
||
| bool TouchHelper::IsTouchSupportEnabled() noexcept { | ||
| return false; | ||
| // 不检查版本号 | ||
| return Win32Utils::FileExists(GetTouchHelperPath().c_str()); | ||
| } | ||
|
|
||
| void TouchHelper::IsTouchSupportEnabled(bool value) noexcept { | ||
| SHELLEXECUTEINFO execInfo{ | ||
| .cbSize = sizeof(execInfo), | ||
| .fMask = SEE_MASK_NOASYNC | SEE_MASK_NOCLOSEPROCESS, | ||
| .lpVerb = L"runas", | ||
| .lpFile = Win32Utils::GetExePath().c_str(), | ||
| .lpParameters = value ? L" -r" : L" -ur" | ||
| }; | ||
|
|
||
| if (ShellExecuteEx(&execInfo)) { | ||
| wil::unique_process_handle hProcess(execInfo.hProcess); | ||
| if (hProcess) { | ||
| wil::handle_wait(hProcess.get()); | ||
| } | ||
| } else if (GetLastError() != ERROR_CANCELLED) { | ||
| Logger::Get().Win32Error("ShellExecuteEx 失败"); | ||
| } | ||
| } | ||
|
|
||
| static bool CheckAndFixTouchHelper(std::wstring& path) noexcept { | ||
| // 检查版本号 | ||
| path += L".ver"; | ||
|
|
||
| std::vector<uint8_t> versionData; | ||
|
|
||
| const auto checkVersion = [&]() { | ||
| if (!Win32Utils::ReadFile(path.c_str(), versionData)) { | ||
| Logger::Get().Error("读取版本号失败"); | ||
| } | ||
|
|
||
| return versionData.size() == 4 && | ||
| *(uint32_t*)versionData.data() == CommonSharedConstants::TOUCH_HELPER_VERSION; | ||
| }; | ||
|
|
||
| if (!checkVersion()) { | ||
| // 版本号不匹配，尝试修复，这会请求管理员权限 | ||
| TouchHelper::IsTouchSupportEnabled(true); | ||
|
|
||
| if (!checkVersion()) { | ||
| // 修复失败 | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| path.erase(path.size() - 4); | ||
| return true; | ||
| } | ||
|
|
||
| void TouchHelper::TryLaunchTouchHelper() noexcept { | ||
| std::wstring path = GetTouchHelperPath(); | ||
| if (!Win32Utils::FileExists(path.c_str())) { | ||
| // 未启用触控支持 | ||
| return; | ||
| } | ||
|
|
||
| wil::unique_mutex_nothrow hSingleInstanceMutex; | ||
|
|
||
| bool alreadyExists = false; | ||
| if (hSingleInstanceMutex.try_create( | ||
| CommonSharedConstants::TOUCH_HELPER_SINGLE_INSTANCE_MUTEX_NAME, | ||
| CREATE_MUTEX_INITIAL_OWNER, | ||
| MUTEX_ALL_ACCESS, | ||
| nullptr, | ||
| &alreadyExists | ||
| ) && !alreadyExists) { | ||
| hSingleInstanceMutex.ReleaseMutex(); | ||
|
|
||
| // TouchHelper 未在运行则启动它 | ||
|
|
||
| // 检查版本是否匹配并尝试修复 | ||
| if (!CheckAndFixTouchHelper(path)) { | ||
| // 修复失败 | ||
| return; | ||
| } | ||
|
|
||
| Win32Utils::ShellOpen(path.c_str()); | ||
| } | ||
| } | ||
|
|
||
| } |
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