def closeEvent(self, event):
"""
Make sure all is shut down properly.
With `shiboken2.isValid` we can avoid try/excepting this
RuntimeError: Internal C++ object already deleted.
which would be inevitable without further book keeping.
"""
if shiboken6.isValid(self.thread) and self.thread is not None:
# If not interrupted already, request and wait as long as it takes.
self.thread.requestInterruption()
while self.thread.isRunning():
time.sleep(0.05)
return super(SimpleThreadDemo, self).closeEvent(event)
def is_deleted(obj) -> bool:
if qt.API == "pyside2":
import shiboken2
return not shiboken2.isValid(obj)
elif qt.API == "pyside6":
import shiboken6
return not shiboken6.isValid(obj)
elif qt.API == "pyqt5":
try:
from PyQt5 import sip
except ImportError:
import sip # type: ignore[import, no-redef]
return sip.isdeleted(obj)
else:
try:
from PyQt6 import sip
except ImportError:
import sip # type: ignore[import, no-redef]
return sip.isdeleted(obj)
def _isdeleted(obj):
return not shiboken6.isValid(obj)
def _isdeleted(obj): return not shiboken6.isValid(obj) elif QT_API == QT_API_PYQT5: