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83 lines
2.5 KiB
C++
83 lines
2.5 KiB
C++
#pragma once
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#include <filesystem>
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#include <string>
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#include "DllInjector.h"
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#include "Overlay.h"
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namespace UWPOverlayEnabler {
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namespace internal {
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inline std::filesystem::path EnablerPath()
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{
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wchar_t buff[MAX_PATH];
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GetModuleFileName(GetModuleHandle(NULL), buff, MAX_PATH);
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const std::wstring path(buff);
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return path.substr(0, 1 + path.find_last_of(L'\\')) + L"UWPOverlayEnablerDLL.dll";
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}
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inline DWORD ExplorerPid()
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{
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PROCESSENTRY32 entry;
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entry.dwSize = sizeof(PROCESSENTRY32);
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HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, NULL);
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if (Process32First(snapshot, &entry) == TRUE) {
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while (Process32Next(snapshot, &entry) == TRUE) {
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if (std::wstring(entry.szExeFile).find(L"explorer.exe") != std::string::npos) {
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return entry.th32ProcessID;
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}
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}
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}
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CloseHandle(snapshot);
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return 0;
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}
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}
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inline void EnableUwpOverlay()
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{
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const auto enabler_path = internal::EnablerPath();
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if (std::filesystem::exists(enabler_path)) {
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const auto explorer_pid = internal::ExplorerPid();
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if (explorer_pid != 0) {
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if (DllInjector::TakeDebugPrivilege()) {
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// No need to eject, as the dll is self-ejecting.
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if (DllInjector::Inject(explorer_pid, enabler_path.wstring())) {
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spdlog::info("Successfully injected UWPOverlay enabler into explorer.exe");
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}
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}
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}
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else {
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spdlog::error("explorer not found"); // needs loglevel WTF
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}
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}
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else {
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spdlog::error("UWPOverlayEnablerDLL not found");
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}
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}
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inline void AddUwpOverlayOvWidget()
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{
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Overlay::AddOverlayElem([]() {
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ImGui::SetNextWindowPos({1200, 250}, ImGuiCond_FirstUseEver);
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ImGui::SetNextWindowSizeConstraints({170, 325}, {1000, 1000});
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ImGui::SetNextWindowCollapsed(true, ImGuiCond_FirstUseEver);
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ImGui::Begin("UWP-Overlay");
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ImGui::Text("To enable the overlay on top of \"fullscreen\" UWP-Apps,");
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ImGui::Text("a .dll has to be injected into explorer.exe");
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ImGui::Spacing();
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ImGui::Text("This method uses undocumented windows functions");
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ImGui::Text("and might cause issues.");
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ImGui::Spacing();
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if (ImGui::Button("Enable")) {
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EnableUwpOverlay();
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}
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ImGui::Text("If the overlay isn't working right away:");
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ImGui::Text("try opening Windows start menu, as this triggers the hook");
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ImGui::End();
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});
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}
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} |