Simple hWnd Viewer

(
 
  local ctypes = python.import "ctypes"
  local QtWidgets = python.import "PySide2.QtWidgets"
 
  actionMan.executeAction 0 "63578"
  windows.processPostedMessages()
 
  local viewPref = ctypes.windll.user32.GetActiveWindow() as IntegerPtr
 
  local widget = QtWidgets.QWidget.find viewPref
  --local widgetChildren = widget.children() as array
 
 
  local combo_box
  local ok_button
 
  fn find_material_combo widget = 
  (
    for w in (widget.children() as array) where w != undefined while combo_box == undefined or ok_button == undefined do
    (
      if matchpattern (w as string) pattern:"*QComboBox*" and \
         matchpattern ((w.parentWidget()) as string) pattern:"*QGroupBox*" and \
         (w.parentWidget()).title() == "Additional Parameters" and \
         w.findText("Basic Material") > -1 \
      then
      (
        combo_box = w
      )
      else
      (
        if ok_button == undefined and matchpattern (w as string) pattern:"*button*" and tolower (w.text()) == "ok" do ok_button = w
 
        find_material_combo w
      )
    )
  )
 
  find_material_combo widget
 
  if combo_box != undefined do combo_box.setCurrentIndex 0 -- set index as you need (0 - based)
 
  if ok_button != undefined do ok_button.click()
 
  ok
)