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https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
from typing import Optional
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from PyQt5.QtCore import QObject, pyqtSignal, pyqtProperty
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from UM.Logger import Logger
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class ConnectionStatus(QObject):
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"""Status info for some web services"""
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__instance = None # type: Optional[ConnectionStatus]
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internetReachableChanged = pyqtSignal()
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@classmethod
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def getInstance(cls, *args, **kwargs) -> "ConnectionStatus":
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if cls.__instance is None:
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cls.__instance = cls(*args, **kwargs)
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return cls.__instance
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def __init__(self, parent: Optional["QObject"] = None) -> None:
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super().__init__(parent)
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self._is_internet_reachable = True # type: bool
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@pyqtProperty(bool, notify = internetReachableChanged)
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def isInternetReachable(self) -> bool:
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return self._is_internet_reachable
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def setOnlineStatus(self, new_status: bool) -> None:
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old_status = self._is_internet_reachable
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self._is_internet_reachable = new_status
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if old_status != new_status:
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Logger.debug(
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"Connection status has been set to {}".format("online" if self._is_internet_reachable else "offline"))
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self.internetReachableChanged.emit()
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