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from enum import Enum, IntFlag
class BusType(Enum):
"""An enum that indicates a type of bus. On most systems, there are
normally two different kinds of buses running.
"""
SESSION = 1 #: A bus for the current graphical user session.
SYSTEM = 2 #: A persistent bus for the whole machine.
class MessageType(Enum):
"""An enum that indicates a type of message."""
METHOD_CALL = 1 #: An outgoing method call.
METHOD_RETURN = 2 #: A return to a previously sent method call
ERROR = 3 #: A return to a method call that has failed
SIGNAL = 4 #: A broadcast signal to subscribed connections
class MessageFlag(IntFlag):
"""Flags that affect the behavior of sent and received messages
"""
NONE = 0
NO_REPLY_EXPECTED = 1 #: The method call does not expect a method return.
NO_AUTOSTART = 2
ALLOW_INTERACTIVE_AUTHORIZATION = 4
class NameFlag(IntFlag):
"""A flag that affects the behavior of a name request.
"""
NONE = 0
ALLOW_REPLACEMENT = 1 #: If another client requests this name, let them have it.
REPLACE_EXISTING = 2 #: If another client owns this name, try to take it.
DO_NOT_QUEUE = 4 #: Name requests normally queue and wait for the owner to release the name. Do not enter this queue.
class RequestNameReply(Enum):
"""An enum that describes the result of a name request.
"""
PRIMARY_OWNER = 1 #: The bus owns the name.
IN_QUEUE = 2 #: The bus is in a queue and may receive the name after it is relased by the primary owner.
EXISTS = 3 #: The name has an owner and NameFlag.DO_NOT_QUEUE was given.
ALREADY_OWNER = 4 #: The bus already owns the name.
class ReleaseNameReply(Enum):
"""An enum that describes the result of a name release request
"""
RELEASED = 1
NON_EXISTENT = 2
NOT_OWNER = 3
class PropertyAccess(Enum):
"""An enum that describes whether a DBus property can be gotten or set with
the ``org.freedesktop.DBus.Properties`` interface.
"""
READ = 'read' #: The property is readonly.
WRITE = 'write' #: The property is writeonly.
READWRITE = 'readwrite' #: The property can be read or written to.
def readable(self):
"""Get whether the property can be read.
"""
return self == PropertyAccess.READ or self == PropertyAccess.READWRITE
def writable(self):
"""Get whether the property can be written to.
"""
return self == PropertyAccess.WRITE or self == PropertyAccess.READWRITE
class ArgDirection(Enum):
"""For an introspected argument, indicates whether it is an input parameter or a return value.
"""
IN = 'in'
OUT = 'out'
class ErrorType(Enum):
"""An enum for the type of an error for a message reply.
:seealso: http://man7.org/linux/man-pages/man3/sd-bus-errors.3.html
"""
SERVICE_ERROR = 'com.dubstepdish.dbus.next.ServiceError' #: A custom error to indicate an exported service threw an exception.
INTERNAL_ERROR = 'com.dubstepdish.dbus.next.InternalError' #: A custom error to indicate something went wrong with the library.
CLIENT_ERROR = 'com.dubstepdish.dbus.next.ClientError' #: A custom error to indicate something went wrong with the client.
FAILED = "org.freedesktop.DBus.Error.Failed"
NO_MEMORY = "org.freedesktop.DBus.Error.NoMemory"
SERVICE_UNKNOWN = "org.freedesktop.DBus.Error.ServiceUnknown"
NAME_HAS_NO_OWNER = "org.freedesktop.DBus.Error.NameHasNoOwner"
NO_REPLY = "org.freedesktop.DBus.Error.NoReply"
IO_ERROR = "org.freedesktop.DBus.Error.IOError"
BAD_ADDRESS = "org.freedesktop.DBus.Error.BadAddress"
NOT_SUPPORTED = "org.freedesktop.DBus.Error.NotSupported"
LIMITS_EXCEEDED = "org.freedesktop.DBus.Error.LimitsExceeded"
ACCESS_DENIED = "org.freedesktop.DBus.Error.AccessDenied"
AUTH_FAILED = "org.freedesktop.DBus.Error.AuthFailed"
NO_SERVER = "org.freedesktop.DBus.Error.NoServer"
TIMEOUT = "org.freedesktop.DBus.Error.Timeout"
NO_NETWORK = "org.freedesktop.DBus.Error.NoNetwork"
ADDRESS_IN_USE = "org.freedesktop.DBus.Error.AddressInUse"
DISCONNECTED = "org.freedesktop.DBus.Error.Disconnected"
INVALID_ARGS = "org.freedesktop.DBus.Error.InvalidArgs"
FILE_NOT_FOUND = "org.freedesktop.DBus.Error.FileNotFound"
FILE_EXISTS = "org.freedesktop.DBus.Error.FileExists"
UNKNOWN_METHOD = "org.freedesktop.DBus.Error.UnknownMethod"
UNKNOWN_OBJECT = "org.freedesktop.DBus.Error.UnknownObject"
UNKNOWN_INTERFACE = "org.freedesktop.DBus.Error.UnknownInterface"
UNKNOWN_PROPERTY = "org.freedesktop.DBus.Error.UnknownProperty"
PROPERTY_READ_ONLY = "org.freedesktop.DBus.Error.PropertyReadOnly"
UNIX_PROCESS_ID_UNKNOWN = "org.freedesktop.DBus.Error.UnixProcessIdUnknown"
INVALID_SIGNATURE = "org.freedesktop.DBus.Error.InvalidSignature"
INCONSISTENT_MESSAGE = "org.freedesktop.DBus.Error.InconsistentMessage"
MATCH_RULE_NOT_FOUND = "org.freedesktop.DBus.Error.MatchRuleNotFound"
MATCH_RULE_INVALID = "org.freedesktop.DBus.Error.MatchRuleInvalid"
INTERACTIVE_AUTHORIZATION_REQUIRED = "org.freedesktop.DBus.Error.InteractiveAuthorizationRequired"
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