frontend: Fix startup crash in qwindows.dll on Windows 11 24H2 with OBS 32.0.2 and 31.x portable

Author: hongqingwan

frontend/utility/platform-windows.cpp

@@ -195,14 +195,6 @@ void SetProcessPriority(const char *priority)
 		SetPriorityClass(GetCurrentProcess(), IDLE_PRIORITY_CLASS);
 }
 
-void SetWin32DropStyle(QWidget *window)
-{
-	HWND hwnd = (HWND)window->winId();
-	LONG_PTR ex_style = GetWindowLongPtr(hwnd, GWL_EXSTYLE);
-	ex_style |= WS_EX_ACCEPTFILES;
-	SetWindowLongPtr(hwnd, GWL_EXSTYLE, ex_style);
-}
-
 bool SetDisplayAffinitySupported(void)
 {
 	static bool checked = false;

frontend/utility/platform.hpp

@@ -58,7 +58,6 @@ CheckIfAlreadyRunning(bool &already_running);
 uint32_t GetWindowsVersion();
 uint32_t GetWindowsBuild();
 void SetProcessPriority(const char *priority);
-void SetWin32DropStyle(QWidget *window);
 bool DisableAudioDucking(bool disable);
 
 struct RunOnceMutexData;

frontend/widgets/OBSBasic.cpp

@@ -1144,7 +1144,9 @@ void OBSBasic::OBSInit()
 				 (opt_minimize_tray || sysTrayWhenStarted);
 
 #ifdef _WIN32
-	SetWin32DropStyle(this);
+	if (acceptDrops()) {
+		setAcceptDrops(true);
+	}
 
 	if (!hideWindowOnStart)
 		show();