我们从Python开源项目中，提取了以下10个代码示例，用于说明如何使用PyQt5.QtWidgets.QMessageBox.Warning()。
def logout_warn(self): """ Description: Called if the warn_autologout setting has been set in the config. It will warn user to reset their idle, otherwise an enforced logout will be performed by calling the logout() method. Arguments: None Returns: Nothing """ self.autologoutwarnwin = QMessageBox(None) self.autologoutwarnwin.setIcon(QMessageBox.Warning) self.autologoutwarnwin.setText(_('auto_logout_warn')) self.autologoutwarnwin.setWindowTitle(_('auto_logout_warn_title')) self.autologoutwarnwin.setStandardButtons(QMessageBox.Ok) self.autologoutwarnwin.buttonClicked.connect(self.autologoutwarn_accepted) self.autologoutwarnwin.exec_()
def process_start(self, row, process, warn=True): """ Handle the startup of a B3 process. :param row: the number of the row displaying the process state :param process: the QProcess instance to start :param warn: whether to warn the user of a startup failure or not """ if process.state() != QProcess.Running: # refresh the config before running process.config = process.config_path self.paint_row(row) if process.isFlag(CONFIG_READY): process.stateChanged.connect(partial(self.paint_row, row=row)) process.start() else: if warn: suffix = 'not found' if process.isFlag(CONFIG_FOUND) else 'not valid' reason = 'configuration file %s: %s' % (suffix, process.config_path) msgbox = QMessageBox() msgbox.setIcon(QMessageBox.Warning) msgbox.setWindowTitle('WARNING') msgbox.setText('%s startup failure: %s' % (process.name, reason)) msgbox.setStandardButtons(QMessageBox.Ok) msgbox.exec_()
def __init__(self, problems, *args): super(ProtocolWarningBox, self).__init__(*args) self.setIcon(QMessageBox.Warning) self.setWindowTitle("Insufficient protocol") self.setText("The provided protocol is insufficient for this model.") self.setInformativeText("The reported problems are: \n{}".format('\n'.join(' - ' + str(p) for p in problems))) self._in_resize = False
def process_console(self, process): """ Display the STDOut console of a process. """ if not process.stdout: msgbox = QMessageBox() msgbox.setIcon(QMessageBox.Warning) msgbox.setWindowTitle('WARNING') msgbox.setText('%s console initialization failed!' % process.name) msgbox.setStandardButtons(QMessageBox.Ok) msgbox.exec_() else: process.stdout.show()
def process_config(self, process): """ Open the B3 instance configuration file. """ if not process.isFlag(CONFIG_FOUND): msgbox = QMessageBox() msgbox.setIcon(QMessageBox.Warning) msgbox.setWindowTitle('WARNING') msgbox.setText('Missing %s configuration file' % process.name) msgbox.setStandardButtons(QMessageBox.Ok) msgbox.exec_() else: B3App.Instance().openpath(process.config.fileName)
def process_log(self, process): """ Open the B3 instance log file. """ try: if not process.isFlag(CONFIG_FOUND): raise ConfigFileNotFound('missing configuration file (%s)' % process.config_path) elif not process.isFlag(CONFIG_VALID): raise ConfigFileNotValid('invalid configuration file (%s)' % process.config_path) if not process.config.has_option('b3', 'logfile'): raise Exception('missing b3::logfile option in %s configuration file' % process.name) path = b3.getAbsolutePath(process.config.get('b3', 'logfile'), decode=True, conf=process.config) if not os.path.isfile(path): message = '- missing: %s' % path path = os.path.join(b3.HOMEDIR, os.path.basename(path)) if not os.path.isfile(path): raise Exception(message + '\n- missing: %s' % path) except Exception, err: msgbox = QMessageBox() msgbox.setIcon(QMessageBox.Warning) msgbox.setWindowTitle('WARNING') msgbox.setText('%s log file no found' % process.name) msgbox.setDetailedText(err.message) msgbox.setStandardButtons(QMessageBox.Ok) msgbox.layout().addItem(QSpacerItem(400, 0, QSizePolicy.Minimum, QSizePolicy.Expanding), msgbox.layout().rowCount(), 0, 1, msgbox.layout().columnCount()) msgbox.exec_() else: B3App.Instance().openpath(path)
def open_extplugins_directory(self): """ Open the default extplugins directory. """ self.make_visible() extplugins_dir = b3.getAbsolutePath('@b3/extplugins', True) if not os.path.isdir(extplugins_dir): try: LOG.warning('missing %s directory: attempt to create it' % extplugins_dir) os.mkdir(extplugins_dir) with open(os.path.join(extplugins_dir, '__init.__py'), 'w') as f: f.write('#') except Exception, err: LOG.error('could create default extplugins directory: %s', err) msgbox = QMessageBox() msgbox.setIcon(QMessageBox.Warning) msgbox.setWindowTitle('WARNING') msgbox.setText('Missing 3rd party plugins directory!') msgbox.setDetailedText('B3 could not create missing 3rd party plugins directory (%s). ' 'Please make sure B3 has writing permissions on "%s"' % (extplugins_dir, b3.getAbsolutePath('@b3//', True))) msgbox.setStandardButtons(QMessageBox.Ok) msgbox.exec_() return else: LOG.debug('created directory %s: resuming directory prompt' % extplugins_dir) B3App.Instance().openpath(extplugins_dir)
def deleteFile(self, menu): # show Warning message to the user. # check persepolis_setting first! # perhaps user checked "do not show this message again" delete_warning_message = self.persepolis_setting.value( 'MainWindow/delete-warning', 'yes') if delete_warning_message == 'yes': self.msgBox = QMessageBox() self.msgBox.setText("<b><center>This operation will delete \ downloaded files from your hard disk<br>PERMANENTLY!</center></b>") self.msgBox.setInformativeText("<center>Do you want to continue?</center>") self.msgBox.setStandardButtons(QMessageBox.Yes | QMessageBox.No) self.msgBox.setIcon(QMessageBox.Warning) dont_show_checkBox = QtWidgets.QCheckBox("don't show this message again") self.msgBox.setCheckBox(dont_show_checkBox) reply = self.msgBox.exec_() # if user checks "do not show this message again!", change persepolis_setting! if self.msgBox.checkBox().isChecked(): self.persepolis_setting.setValue( 'MainWindow/delete-warning', 'no') # do nothing if user clicks NO if reply != QMessageBox.Yes: return # if checking_flag is equal to 1, it means that user pressed remove or # delete button or ... . so checking download information must be # stopped until job is done! if checking_flag != 2: wait_check = WaitThread() self.threadPool.append(wait_check) self.threadPool[len(self.threadPool) - 1].start() self.threadPool[len(self.threadPool) - 1].QTABLEREADY.connect(self.deleteFile2) else: self.deleteFile2()
def deleteSelected(self, menu): # showing Warning message to the user. # checking persepolis_setting first! # perhaps user was checking "do not show this message again" delete_warning_message = self.persepolis_setting.value( 'MainWindow/delete-warning', 'yes') if delete_warning_message == 'yes': self.msgBox = QMessageBox() self.msgBox.setText("<b><center>This operation will delete \ downloaded files from your hard disk<br>PERMANENTLY!</center></b>") self.msgBox.setInformativeText("<center>Do you want to continue?</center>") self.msgBox.setStandardButtons(QMessageBox.Yes | QMessageBox.No) self.msgBox.setIcon(QMessageBox.Warning) dont_show_checkBox = QtWidgets.QCheckBox("don't show this message again") self.msgBox.setCheckBox(dont_show_checkBox) reply = self.msgBox.exec_() # if user checks "do not show this message again!", change persepolis_setting! if self.msgBox.checkBox().isChecked(): self.persepolis_setting.setValue( 'MainWindow/delete-warning', 'no') # do nothing if user clicks NO if reply != QMessageBox.Yes: return # if checking_flag is equal to 1, it means that user pressed remove or # delete button or ... . so checking download information must be # stopped until job is done! if checking_flag != 2: wait_check = WaitThread() self.threadPool.append(wait_check) self.threadPool[len(self.threadPool) - 1].start() self.threadPool[len(self.threadPool) - 1].QTABLEREADY.connect(self.deleteSelected2) else: self.deleteSelected2()
def removeQueue(self, menu): # show Warning message to user. # checks persepolis_setting first! # perhaps user was checking "do not show this message again" remove_warning_message = self.persepolis_setting.value( 'MainWindow/remove-queue-warning', 'yes') if remove_warning_message == 'yes': self.remove_queue_msgBox = QMessageBox() self.remove_queue_msgBox.setText('<b><center>This operation will remove \ all download items in this queue<br>from "All Downloads" list!</center></b>') self.remove_queue_msgBox.setInformativeText("<center>Do you want to continue?</center>") self.remove_queue_msgBox.setStandardButtons(QMessageBox.Yes | QMessageBox.No) self.remove_queue_msgBox.setIcon(QMessageBox.Warning) dont_show_checkBox = QtWidgets.QCheckBox("don't show this message again") self.remove_queue_msgBox.setCheckBox(dont_show_checkBox) reply = self.remove_queue_msgBox.exec_() # if user checks "do not show this message again!", change persepolis_setting! if self.remove_queue_msgBox.checkBox().isChecked(): self.persepolis_setting.setValue( 'MainWindow/remove-queue-warning', 'no') # do nothing if user clicks NO if reply != QMessageBox.Yes: return # find name of queue current_category_tree_text = str(current_category_tree_index.data()) if current_category_tree_text == 'Scheduled Downloads': error_messageBox = QMessageBox() error_messageBox.setText( "<b>Sorry! You can't remove default queue!</b>") error_messageBox.setWindowTitle('Error!') error_messageBox.exec_() return if current_category_tree_text != 'All Downloads' and current_category_tree_text != 'Single Downloads': # remove queue from category_tree row_number = current_category_tree_index.row() self.category_tree_model.removeRow(row_number) # delete category from data base self.persepolis_db.deleteCategory(current_category_tree_text) # highlight "All Downloads" in category_tree all_download_index = self.category_tree_model.index(0, 0) self.category_tree.setCurrentIndex(all_download_index) self.categoryTreeSelected(all_download_index) # this method starts the queue that is selected in category_tree
