win32gui.EnumPropsEx

EnumPropsEx(hWnd, EnumFunc, Param)

Enumerates properties attached to a window. Each property is passed to a callback function, which receives 4 arguments:
Handle to the window, name of the property, handle to the property data, and Param object passed to this function

Parameters

hWnd : PyHANDLE

Handle to a window

EnumFunc : function

Callback function

Param : object

Arbitrary object to be passed to callback function