43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
from gi.repository import Gio
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from .exitable import ExitableWithAliases
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from .auto_names import *
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class Publication(ExitableWithAliases("unpublish")):
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__slots__ = ()
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def __init__(self, bus, bus_name, *objects, **kwargs): # allow_replacement=True, replace=False
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# Python 2 sux
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for kwarg in kwargs:
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if kwarg not in ("allow_replacement", "replace",):
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raise TypeError(self.__qualname__ + " got an unexpected keyword argument '{}'".format(kwarg))
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allow_replacement = kwargs.get("allow_replacement", True)
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replace = kwargs.get("replace", False)
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bus_name = auto_bus_name(bus_name)
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for object_info in objects:
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path, object, node_info = (None, None, None)
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if type(object_info) == tuple:
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if len(object_info) == 3:
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path, object, node_info = object_info
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if len(object_info) == 2:
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path, object = object_info
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if len(object_info) == 1:
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object = object_info[0]
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else:
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object = object_info
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path = auto_object_path(bus_name, path)
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self._at_exit(bus.register_object(path, object, node_info).__exit__)
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# Request name only after registering all the objects.
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self._at_exit(bus.request_name(bus_name, allow_replacement=allow_replacement, replace=replace).__exit__)
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class PublicationMixin(object):
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__slots__ = ()
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def publish(self, bus_name, *objects):
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"""Expose objects on the bus."""
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return Publication(self, bus_name, *objects)
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