修复 InfluxDBClient 的 __del__ 错误抑制 DirectComposition 警告
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3b644a3acb
commit
a0417d080c
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@ -115,17 +115,32 @@ class InfluxDBClient(QObject):
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@Slot()
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@Slot()
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def disconnect(self):
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def disconnect(self):
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"""断开连接"""
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"""断开连接"""
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# 安全地停止定时器(可能在程序退出时已被销毁)
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if self._timer:
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if self._timer:
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try:
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self._timer.stop()
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self._timer.stop()
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except RuntimeError:
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# QTimer 已被销毁,忽略错误
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pass
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self._timer = None
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if self._client:
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if self._client:
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try:
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self._client.close()
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self._client.close()
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except Exception:
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# 客户端可能已被关闭,忽略错误
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pass
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self._client = None
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self._client = None
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self._is_connected = False
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self._is_connected = False
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def __del__(self):
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def __del__(self):
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"""析构函数:安全地清理资源"""
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try:
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self.disconnect()
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self.disconnect()
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except Exception:
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# 程序退出时 Qt 对象可能已被销毁,忽略所有异常
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pass
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4
main.py
4
main.py
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@ -1540,6 +1540,10 @@ class MainWindow(QMainWindow):
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def main():
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def main():
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# 抑制 Windows 上 QWebEngineView 的 DirectComposition 警告
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import os
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os.environ.setdefault('QT_LOGGING_RULES', 'qt.webenginecontext.debug=false')
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app = QApplication(sys.argv)
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app = QApplication(sys.argv)
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win = MainWindow()
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win = MainWindow()
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win.show()
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win.show()
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