Support for opening saves/scenarios in Windows by dropping them on the app icon

src/boe.menus.win.cpp

@@ -312,3 +312,25 @@ LRESULT CALLBACK menuProc(HWND handle, UINT message, WPARAM wParam, LPARAM lPara
 	}
 	return CallWindowProc(reinterpret_cast<WNDPROC>(mainProc), handle, message, wParam, lParam);
 }
+
+#include "fileio.hpp"
+#include "boe.graphics.hpp"
+#include "boe.actions.hpp"
+#include "boe.fileio.hpp"
+
+extern bool ae_loading, finished_init, startup_loaded;
+void set_up_apple_events(int argc, char* argv[]) {
+	if(argc > 1) {
+		if(!load_party(argv[1], univ))
+			return;
+
+		if(!finished_init) {
+			ae_loading = true;
+			overall_mode = MODE_STARTUP;
+		} else finish_load_party();
+		if(overall_mode != MODE_STARTUP && startup_loaded)
+			end_startup();
+		if(overall_mode != MODE_STARTUP)
+			post_load();
+	}
+}