def process_packages(self, action):
"""Install/uninstall packages"""
if action == 'install':
text, table = 'Installing', self.table
if not self.get_packages_to_be_installed():
return
elif action == 'uninstall':
text, table = 'Uninstalling', self.untable
else:
raise AssertionError
packages = table.get_selected_packages()
if not packages:
return
func = getattr(self.distribution, action)
thread = Thread(self)
for widget in self.children():
if isinstance(widget, QWidget):
widget.setEnabled(False)
try:
status = self.statusBar()
except AttributeError:
status = self.parent().statusBar()
progress = QProgressDialog(self, Qt.FramelessWindowHint)
progress.setMaximum(len(packages)) # old vicious bug:len(packages)-1
for index, package in enumerate(packages):
progress.setValue(index)
progress.setLabelText("%s %s %s..." %
(text, package.name, package.version))
QApplication.processEvents()
if progress.wasCanceled():
break
if package in table.model.actions:
try:
thread.callback = lambda: func(package)
thread.start()
while thread.isRunning():
QApplication.processEvents()
if progress.wasCanceled():
status.setEnabled(True)
status.showMessage("Cancelling operation...")
table.remove_package(package)
error = thread.error
except Exception as error:
error = to_text_string(error)
if error is not None:
pstr = (package.name + ' ' + package.version)
QMessageBox.critical(
self,
"Error",
"<b>Unable to %s <i>%s</i></b>"
"<br><br>Error message:<br>%s" % (action, pstr, error),
)
progress.setValue(progress.maximum())
status.clearMessage()
for widget in self.children():
if isinstance(widget, QWidget):
widget.setEnabled(True)
thread = None
for table in (self.table, self.untable):
table.refresh_distribution(self.distribution)
def main(test=False):
app = QApplication([])
win = PMWindow()
win.show()
if test:
return app, win
else:
app.exec_()
def main(test=False):
app = QApplication([])
win = PMWindow()
win.show()
if test:
return app, win
else:
app.exec_()
def process_packages(self, action):
"""Install/uninstall packages"""
if action == 'install':
text, table = 'Installing', self.table
if not self.get_packages_to_be_installed():
return
elif action == 'uninstall':
text, table = 'Uninstalling', self.untable
else:
raise AssertionError
packages = table.get_selected_packages()
if not packages:
return
func = getattr(self.distribution, action)
thread = Thread(self)
for widget in self.children():
if isinstance(widget, QWidget):
widget.setEnabled(False)
try:
status = self.statusBar()
except AttributeError:
status = self.parent().statusBar()
progress = QProgressDialog(self, Qt.FramelessWindowHint)
progress.setMaximum(len(packages)) # old vicious bug:len(packages)-1
for index, package in enumerate(packages):
progress.setValue(index)
progress.setLabelText("%s %s %s..."
% (text, package.name, package.version))
QApplication.processEvents()
if progress.wasCanceled():
break
if package in table.model.actions:
try:
thread.callback = lambda: func(package)
thread.start()
while thread.isRunning():
QApplication.processEvents()
if progress.wasCanceled():
status.setEnabled(True)
status.showMessage("Cancelling operation...")
table.remove_package(package)
error = thread.error
except Exception as error:
error = to_text_string(error)
if error is not None:
pstr = package.name + ' ' + package.version
QMessageBox.critical(self, "Error",
"<b>Unable to %s <i>%s</i></b>"
"<br><br>Error message:<br>%s"
% (action, pstr, error))
progress.setValue(progress.maximum())
status.clearMessage()
for widget in self.children():
if isinstance(widget, QWidget):
widget.setEnabled(True)
thread = None
for table in (self.table, self.untable):
table.refresh_distribution(self.distribution)
def event(self, event):
if event.type() == QEvent.FileOpen:
fname = str(event.file())
# PyQt4 old SIGNAL: self.emit(SIGNAL('open_external_file(QString)'), fname)
self.open_external_file.emit(fname)
return QApplication.event(self, event)
def __init__(self, *args):
QApplication.__init__(self, *args)
def event(self, event):
if event.type() == QEvent.FileOpen:
fname = str(event.file())
# PyQt4 old SIGNAL: self.emit(SIGNAL('open_external_file(QString)'), fname)
self.open_external_file.emit(fname)
return QApplication.event(self, event)
def __init__(self, *args):
QApplication.__init__(self, *args)