c6f9202380
Many packages install something into gi/overrides. If the gobject package itself is not installed, the import of gi succeeds but require_version is not contained within, resulting in an AttributeError.
97 lines
3.2 KiB
Python
97 lines
3.2 KiB
Python
import logging
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class BaseDesktopNotification:
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"""
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Class to display a desktop notification
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:param title: Title of the notification
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:param body: Body text of the notification, depending on the users system configuration HTML may be used, but is not recommended
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:param icon: A XDG icon name, see http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html
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:param urgency: A value between 1 and 3 with 1 meaning low urgency and 3 high urgency.
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:param timeout: Timeout in seconds for the notification. Zero means it needs to be dismissed by the user.
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"""
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def __init__(self, title, body, icon="dialog-information", urgency=1,
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timeout=-1, log_level=logging.WARNING):
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self.title = title
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self.body = body
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self.icon = icon
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self.urgency = urgency
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self.timeout = timeout
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self.log_level = log_level
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if self.__class__.__name__.startswith("i3pystatus"):
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self.logger = logging.getLogger(self.__class__.__name__)
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else:
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self.logger = logging.getLogger("i3pystatus." + self.__class__.__name__)
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self.logger.setLevel(self.log_level)
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def display(self):
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"""
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Display this notification
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:returns: boolean indicating success
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"""
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return False
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def update(self, title=None, body=None, icon=None):
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"""
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Update this notification.
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:param title: Title of the notification
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:param body: Body text of the notification, depending on the users system configuration HTML may be used, but is not recommended
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:param icon: A XDG icon name, see http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html
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:return boolean indicating success
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"""
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return False
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class DesktopNotification(BaseDesktopNotification):
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pass
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try:
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import gi
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gi.require_version('Notify', '0.7')
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from gi.repository import Notify
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except (ImportError, ValueError, AttributeError):
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pass
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else:
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if not Notify.init("i3pystatus"):
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raise ImportError("Couldn't initialize libnotify")
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# List of some useful icon names:
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# battery, battery-caution, battery-low
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# …
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class DesktopNotification(DesktopNotification):
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URGENCY_LUT = (
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Notify.Urgency.LOW,
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Notify.Urgency.NORMAL,
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Notify.Urgency.CRITICAL,
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)
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def __init__(self, **kwargs):
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super().__init__(**kwargs)
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self.notification = Notify.Notification.new(self.title, self.body, self.icon)
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def display(self):
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if self.timeout:
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self.notification.set_timeout(self.timeout)
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self.notification.set_urgency(self.URGENCY_LUT[self.urgency])
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try:
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return self.notification.show()
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except Exception:
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self.logger.exception(
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'Failed to display desktop notification (is a '
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'notification daemon running?)'
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)
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return False
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def update(self, title=None, body=None, icon=None):
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self.notification.update(title or self.title, body or self.body, icon or self.icon)
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return self.notification.show()
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