mirror of
https://github.com/python/cpython
synced 2024-09-05 00:05:39 +00:00
[doc]: Update cookbook recipe for Qt6. (GH-116719)
This commit is contained in:
parent
612f1ec988
commit
186af3cf21
|
@ -3418,9 +3418,10 @@ The worker thread is implemented using Qt's ``QThread`` class rather than the
|
|||
:mod:`threading` module, as there are circumstances where one has to use
|
||||
``QThread``, which offers better integration with other ``Qt`` components.
|
||||
|
||||
The code should work with recent releases of either ``PySide2`` or ``PyQt5``.
|
||||
You should be able to adapt the approach to earlier versions of Qt. Please
|
||||
refer to the comments in the code snippet for more detailed information.
|
||||
The code should work with recent releases of either ``PySide6``, ``PyQt6``,
|
||||
``PySide2`` or ``PyQt5``. You should be able to adapt the approach to earlier
|
||||
versions of Qt. Please refer to the comments in the code snippet for more
|
||||
detailed information.
|
||||
|
||||
.. code-block:: python3
|
||||
|
||||
|
@ -3430,16 +3431,25 @@ refer to the comments in the code snippet for more detailed information.
|
|||
import sys
|
||||
import time
|
||||
|
||||
# Deal with minor differences between PySide2 and PyQt5
|
||||
# Deal with minor differences between different Qt packages
|
||||
try:
|
||||
from PySide2 import QtCore, QtGui, QtWidgets
|
||||
from PySide6 import QtCore, QtGui, QtWidgets
|
||||
Signal = QtCore.Signal
|
||||
Slot = QtCore.Slot
|
||||
except ImportError:
|
||||
from PyQt5 import QtCore, QtGui, QtWidgets
|
||||
Signal = QtCore.pyqtSignal
|
||||
Slot = QtCore.pyqtSlot
|
||||
|
||||
try:
|
||||
from PyQt6 import QtCore, QtGui, QtWidgets
|
||||
Signal = QtCore.pyqtSignal
|
||||
Slot = QtCore.pyqtSlot
|
||||
except ImportError:
|
||||
try:
|
||||
from PySide2 import QtCore, QtGui, QtWidgets
|
||||
Signal = QtCore.Signal
|
||||
Slot = QtCore.Slot
|
||||
except ImportError:
|
||||
from PyQt5 import QtCore, QtGui, QtWidgets
|
||||
Signal = QtCore.pyqtSignal
|
||||
Slot = QtCore.pyqtSlot
|
||||
|
||||
logger = logging.getLogger(__name__)
|
||||
|
||||
|
@ -3511,8 +3521,14 @@ refer to the comments in the code snippet for more detailed information.
|
|||
while not QtCore.QThread.currentThread().isInterruptionRequested():
|
||||
delay = 0.5 + random.random() * 2
|
||||
time.sleep(delay)
|
||||
level = random.choice(LEVELS)
|
||||
logger.log(level, 'Message after delay of %3.1f: %d', delay, i, extra=extra)
|
||||
try:
|
||||
if random.random() < 0.1:
|
||||
raise ValueError('Exception raised: %d' % i)
|
||||
else:
|
||||
level = random.choice(LEVELS)
|
||||
logger.log(level, 'Message after delay of %3.1f: %d', delay, i, extra=extra)
|
||||
except ValueError as e:
|
||||
logger.exception('Failed: %s', e, extra=extra)
|
||||
i += 1
|
||||
|
||||
#
|
||||
|
@ -3539,7 +3555,10 @@ refer to the comments in the code snippet for more detailed information.
|
|||
self.textedit = te = QtWidgets.QPlainTextEdit(self)
|
||||
# Set whatever the default monospace font is for the platform
|
||||
f = QtGui.QFont('nosuchfont')
|
||||
f.setStyleHint(f.Monospace)
|
||||
if hasattr(f, 'Monospace'):
|
||||
f.setStyleHint(f.Monospace)
|
||||
else:
|
||||
f.setStyleHint(f.StyleHint.Monospace) # for Qt6
|
||||
te.setFont(f)
|
||||
te.setReadOnly(True)
|
||||
PB = QtWidgets.QPushButton
|
||||
|
@ -3626,7 +3645,11 @@ refer to the comments in the code snippet for more detailed information.
|
|||
app = QtWidgets.QApplication(sys.argv)
|
||||
example = Window(app)
|
||||
example.show()
|
||||
sys.exit(app.exec_())
|
||||
if hasattr(app, 'exec'):
|
||||
rc = app.exec()
|
||||
else:
|
||||
rc = app.exec_()
|
||||
sys.exit(rc)
|
||||
|
||||
if __name__=='__main__':
|
||||
main()
|
||||
|
|
Loading…
Reference in a new issue