gatt_linux.py 文件源码

def __init__(self, adapter_name):
        self.listener = None
        self.adapter_name = adapter_name

        self._bus = dbus.SystemBus()
        try:
            adapter_object = self._bus.get_object('org.bluez', '/org/bluez/' + adapter_name)
        except dbus.exceptions.DBusException as e:
            raise _error_from_dbus_error(e)
        object_manager_object = self._bus.get_object("org.bluez", "/")
        self._adapter = dbus.Interface(adapter_object, 'org.bluez.Adapter1')
        self._adapter_properties = dbus.Interface(self._adapter, 'org.freedesktop.DBus.Properties')
        self._object_manager = dbus.Interface(object_manager_object, "org.freedesktop.DBus.ObjectManager")
        self._device_path_regex = re.compile('^/org/bluez/' + adapter_name + '/dev((_[A-Z0-9]{2}){6})$')
        self._devices = {}
        self._discovered_devices = {}
        self._interface_added_signal = None
        self._properties_changed_signal = None
        self._main_loop = None

        self.update_devices()