From 6fe31b9ef4cb9861beb7461fe935345d5947b849 Mon Sep 17 00:00:00 2001
From: patrick-scho <patrick.schoenberger@posteo.de>
Date: Thu, 17 Apr 2025 22:11:17 +0200
Subject: [PATCH] handle starting and stopping obs

---
 src/main.cpp | 45 +++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 41 insertions(+), 4 deletions(-)

diff --git a/src/main.cpp b/src/main.cpp
index 7270504..f7a1438 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -158,6 +158,36 @@ void WriteGameExes()
   ofs.close();
 }
 
+PROCESS_INFORMATION StartOBS()
+{
+  PROCESS_INFORMATION pi;
+  STARTUPINFOA sui;
+  GetStartupInfoA(&sui);
+  CreateProcessA(nullptr, "C:\\Program Files\\obs-studio\\bin\\64bit\\obs64.exe --disable-shutdown-check",
+    nullptr, nullptr, false, NORMAL_PRIORITY_CLASS, nullptr, "C:\\Program Files\\obs-studio\\bin\\64bit", &sui, &pi);
+  return pi;
+}
+
+void StopOBS(PROCESS_INFORMATION &pi)
+{
+  EnumWindows([](HWND hwnd, LPARAM lParam) -> BOOL {
+    PROCESS_INFORMATION *pi = (PROCESS_INFORMATION*)lParam;
+
+    DWORD pid, tid;
+    tid = GetWindowThreadProcessId(hwnd, &pid);
+    if (tid == pi->dwThreadId && pid == pi->dwProcessId) {
+
+      char title[1024]; GetWindowTextA(hwnd, title, 1024);
+
+      if (strncmp(title, "OBS", 3) == 0) {
+        PostMessage(hwnd, WM_CLOSE, 0, 0);
+        return FALSE; 
+      }
+    }
+    return TRUE;
+  }, (LPARAM)&pi);
+}
+
 /*
 TODO:
   - Disconnect while recording
@@ -189,6 +219,8 @@ WinMain(HINSTANCE hInstance,
   niData.uCallbackMessage = ICON_MSG;
   niData.uVersion = NOTIFYICON_VERSION_4;
 
+  PROCESS_INFORMATION pi_obs = StartOBS();
+
   window.handlers[WM_SIZE].push_back([](HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
     if (wParam == SIZE_MINIMIZED) {
       ShowNotificationIcon();
@@ -206,11 +238,16 @@ WinMain(HINSTANCE hInstance,
       SetActiveWindow(hwnd);
     }
   });
-
   window.handlers[WM_GETMINMAXINFO].push_back([](HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
-          MINMAXINFO *mmInfo = (MINMAXINFO*)lParam;
-          mmInfo->ptMinTrackSize.x = 400;
-          mmInfo->ptMinTrackSize.y = 200;
+    MINMAXINFO *mmInfo = (MINMAXINFO*)lParam;
+    mmInfo->ptMinTrackSize.x = 400;
+    mmInfo->ptMinTrackSize.y = 200;
+  });
+  window.handlers[WM_QUERYENDSESSION].push_back([&pi_obs](HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
+    StopOBS(pi_obs);
+  });
+  window.handlers[WM_CLOSE].push_back([&pi_obs](HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
+    StopOBS(pi_obs);
   });
 
   lay_context *ctx = &window.ctx;
-- 
2.50.1