79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
import gobject
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from model.devices import device
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from model.devices.network import wired
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from model.devices.network import wireless
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from model.devices import battery
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from hardware import hardwaremanager
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from hardware import nmclient
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class DevicesModel(gobject.GObject):
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__gsignals__ = {
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'device-appeared' : (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT])),
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'device-disappeared': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT]))
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}
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def __init__(self):
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gobject.GObject.__init__(self)
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self._devices = {}
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self.add_device(battery.Device())
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self._observe_network_manager()
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def _observe_network_manager(self):
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network_manager = hardwaremanager.get_network_manager()
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if not network_manager:
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return
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for device in network_manager.get_devices():
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self._check_network_device(device)
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network_manager.connect('device-activated',
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self._network_device_activated_cb)
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network_manager.connect('device-removed',
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self._network_device_removed_cb)
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def _network_device_activated_cb(self, network_manager, nm_device):
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self._check_network_device(nm_device)
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def _network_device_removed_cb(self, nm_device):
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self._remove_network_device(nm_device)
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def _network_device_state_changed_cb(self, nm_device):
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if nm_device.get_state == nmclient.DEVICE_STATE_INACTIVE:
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self._remove_network_device(nm_device)
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def _check_network_device(self, nm_device):
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if not nm_device.is_valid():
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return
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if nm_device.get_type() == nmclient.DEVICE_TYPE_802_11_WIRELESS:
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self._add_network_device(nm_device)
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def _get_network_device(self, nm_device):
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return self._devices[nm_device.get_op()]
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def _add_network_device(self, nm_device):
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self.add_device(wireless.Device(nm_device))
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nm_device.connect('state-changed',
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self._network_device_state_changed_cb)
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def _remove_network_device(self, nm_device):
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self.remove_device(self._get_network_device(nm_device))
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def __iter__(self):
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return iter(self._devices.values())
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def add_device(self, device):
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self._devices[device.get_id()] = device
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self.emit('device-appeared', device)
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def remove_device(self, device):
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self.emit('device-disappeared', self._devices[device.get_id()])
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del self._devices[device.get_id()]
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