Close Settings Window on runner exit (#2695)

src/runner/settings_window.cpp

@@ -390,3 +390,15 @@ void open_settings_window()
         std::thread(run_settings_window).detach();
     }
 }
+
+void close_settings_window()
+{
+    if (g_settings_process_id != 0)
+    {
+        HANDLE proc = OpenProcess(PROCESS_TERMINATE, false, g_settings_process_id);
+        if (proc != INVALID_HANDLE_VALUE)
+        {
+            TerminateProcess(proc, 0);
+        }
+    }
+}

src/runner/settings_window.h

@@ -1,2 +1,3 @@
 #pragma once
 void open_settings_window();
+void close_settings_window();

src/runner/tray_icon.cpp

@@ -67,6 +67,7 @@ LRESULT __stdcall tray_icon_window_proc(HWND window, UINT message, WPARAM wparam
             Shell_NotifyIcon(NIM_DELETE, &tray_icon_data);
             tray_icon_created = false;
         }
+        close_settings_window();
         PostQuitMessage(0);
         break;
     case WM_CLOSE: