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properties and calls a hook function when any of them are
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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self.properties = dict()
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertyChanged",
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self._property_changed,
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self.property_changed,
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if properties is None:
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self.properties.update(
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self.proxy.GetAll(client_interface,
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= dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def _property_changed(self, property, value):
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"""Helper which takes positional arguments"""
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return self.property_changed(property=property, value=value)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
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# super(MandosClientPropertyCache, self).__init__(
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105
def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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# Update properties dict with new value
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self.properties[property] = value
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def delete(self, *args, **kwargs):
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self.property_changed_match.remove()
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super(MandosClientPropertyCache, self).__init__(
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118
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, **kwargs):
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delete_hook=None, logger=None, *args, **kwargs):
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# Called on update
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self.update_hook = update_hook
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126
# Called on delete
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(**kwargs)
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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self.opened = False
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return True # Keep calling this
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def delete(self, **kwargs):
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def delete(self, *args, **kwargs):
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if self._update_timer_callback_tag is not None:
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gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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self.match_objects = ()
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if self.delete_hook is not None:
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self.delete_hook(self)
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return super(MandosClientWidget, self).delete(**kwargs)
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return super(MandosClientWidget, self).delete(*args, **kwargs)
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def render(self, maxcolrow, focus=False):
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"""Render differently if we have focus.
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def property_changed(self, property=None, **kwargs):
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def property_changed(self, property=None, value=None,
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"""Call self.update() if old value is not new value.
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This overrides the method from MandosClientPropertyCache"""
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property_name = unicode(property)
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old_value = self.properties.get(property_name)
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super(MandosClientWidget, self).property_changed(
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property=property, **kwargs)
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property=property, value=value, *args, **kwargs)
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if self.properties.get(property_name) != old_value:
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"down" key presses, thus not allowing any containing widgets to
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use them as an excuse to shift focus away from this widget.
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def keypress(self, *args, **kwargs):
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ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
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def keypress(self, maxcolrow, key):
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ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
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if ret in ("up", "down"):