more win32 wrap

src/gui_2.py

@@ -29,6 +29,7 @@ from src import mcp_client
 from src import markdown_helper
 from src import bg_shader
 import re
+import subprocess
 if sys.platform == "win32":
  import win32gui
  import win32con
@@ -4024,8 +4025,9 @@ def hello():
    user_scale = theme.get_current_scale()
    self.runner_params.dpi_aware_params.dpi_window_size_factor = user_scale
 
-   # Detect Monitor Refresh Rate for capping
+   # Detect Monitor Refresh Rate for capping (Win32 only)
    fps_cap = 60.0
+   if sys.platform == "win32":
     try:
      # Use PowerShell to get max refresh rate across all controllers
      cmd = "powershell -NoProfile -Command \"Get-CimInstance -ClassName Win32_VideoController | Select-Object -ExpandProperty CurrentRefreshRate\""