mirror of
https://github.com/hakril/PythonForWindows
synced 2026-06-08 14:31:45 +00:00
lucasg
88 lines
2.0 KiB
Python
88 lines
2.0 KiB
Python
import windows
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from windows import winproxy
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from windows.generated_def import windef
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import windows.generated_def as gdef
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class DeviceClass(object):
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def __init__(self, guid):
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self._guid = guid
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self._name = None
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# self._devices = None
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# self._h_devs = None
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@property
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def name(self):
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if not self._name:
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self._name = self._get_class_name()
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return self._name
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@property
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def guid(self):
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return self._guid
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# @property
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# def devices(self):
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# if not self._devices:
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# with OpenDeviceClass(self):
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# self._devices = list(do for do in self._get_devices())
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# return self._devices
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# def _get_devices(self):
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# if not self._h_devs:
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# return
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# device_index = 0
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# while True:
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# device_data = winproxy.SetupDiEnumDeviceInfo(self._h_devs, device_index)
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# if not device_data:
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# return # stop iterating
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# device_index+=1
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# yield DeviceObject.from_device_info(self._h_devs, device_data)
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def _get_class_name(self):
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return winproxy.SetupDiClassNameFromGuidW(self.guid)
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class DeviceManager(object):
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@staticmethod
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def enumerate_active_class():
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return list(DeviceManager.enumerate_class())
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# return list(filter(lambda dc: len(dc.devices) > 0, DeviceManager.enumerate_class()))
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@staticmethod
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def enumerate_class():
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def _gen_all_class_guid():
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"""
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Return every registered device classes in the system, generator-style
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"""
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class_index = 0
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while True:
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class_guid = winproxy.CM_Enumerate_Classes(class_index, 0)
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class_index+=1
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if not class_guid:
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return # stop iterating
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yield DeviceClass(class_guid)
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return (dc for dc in _gen_all_class_guid()) |