def reset_widget_settings(self):
mb = QMessageBox(
self,
windowTitle="Clear settings",
text="Orange needs to be restarted for the changes to take effect.",
icon=QMessageBox.Information,
informativeText="Press OK to close Orange now.",
standardButtons=QMessageBox.Ok | QMessageBox.Cancel,
)
res = mb.exec()
if res == QMessageBox.Ok:
# Touch a finely crafted file inside the settings directory.
# The existence of this file is checked by the canvas main
# function and is deleted there.
from orangewidget.settings import widget_settings_dir
dirname = widget_settings_dir()
try:
os.makedirs(dirname, exist_ok=True)
except (FileExistsError, PermissionError):
return
with open(os.path.join(dirname, "DELETE_ON_START"), "a"):
pass
if not self.close():
QMessageBox(
self,
text=
"Settings will still be reset at next application start",
icon=QMessageBox.Information).exec()
def widget_settings_dir(versioned=True):
"""
Return the platform dependent directory where widgets save their settings.
.. deprecated: 4.0.1
"""
warnings.warn(f"'{__name__}.widget_settings_dir' is deprecated.",
DeprecationWarning,
stacklevel=2)
from orangewidget.settings import widget_settings_dir
return widget_settings_dir(versioned)
def reset_widget_settings(self):
name = QApplication.applicationName() or 'Orange'
mb = QMessageBox(
self,
windowTitle="Clear settings",
text="{} needs to be restarted for the changes to take effect."
.format(name),
icon=QMessageBox.Information,
informativeText="Press OK to restart {} now."
.format(name),
standardButtons=QMessageBox.Ok | QMessageBox.Cancel,
)
res = mb.exec()
if res == QMessageBox.Ok:
# Touch a finely crafted file inside the settings directory.
# The existence of this file is checked by the canvas main
# function and is deleted there.
from orangewidget.settings import widget_settings_dir
dirname = widget_settings_dir()
try:
os.makedirs(dirname, exist_ok=True)
except (FileExistsError, PermissionError):
return
with open(os.path.join(dirname, "DELETE_ON_START"), "a"):
pass
def restart():
quit_temp_val = QApplication.quitOnLastWindowClosed()
QApplication.setQuitOnLastWindowClosed(False)
QApplication.closeAllWindows()
windows = QApplication.topLevelWindows()
if any(w.isVisible() for w in windows): # if a window close was cancelled
QApplication.setQuitOnLastWindowClosed(quit_temp_val)
QMessageBox(
text="Restart Cancelled",
informativeText="Settings will be reset on {}'s next restart"
.format(name),
icon=QMessageBox.Information
).exec()
else:
QApplication.exit(96)
QTimer.singleShot(0, restart)