#!/usr/bin/env python
#############################################################################
##
# This file is part of Taurus
##
# http://taurus-scada.org
##
# Copyright 2011 CELLS / ALBA Synchrotron, Bellaterra, Spain
##
# Taurus is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
##
# Taurus is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
##
# You should have received a copy of the GNU Lesser General Public License
# along with Taurus. If not, see <http://www.gnu.org/licenses/>.
##
#############################################################################
"""This module sets the taurus.core.util.log.Logger to be the Qt message handler"""
__all__ = ['getQtLogger', 'initTaurusQtLogger']
__docformat__ = 'restructuredtext'
from taurus.external.qt import Qt
from taurus import Logger
qtLogger = None
QT_LEVEL_MATCHER = {
Qt.QtDebugMsg: Logger.debug,
Qt.QtWarningMsg: Logger.warning,
Qt.QtCriticalMsg: Logger.error,
Qt.QtFatalMsg: Logger.error,
Qt.QtSystemMsg: Logger.info
}
[docs]def getQtLogger():
global qtLogger
if qtLogger is None:
qtLogger = Logger('QtLogger')
return qtLogger
def qtTaurusMessageHandler(msg_type, log_ctx, msg):
# Qt5 version
global qtLogger
if qtLogger is not None:
caller = QT_LEVEL_MATCHER.get(msg_type)
return caller("Qt%s %s.%s[%s]: %a", log_ctx.category, log_ctx.file,
log_ctx.function, log_ctx.line, msg)
def qtTaurusMsgHandler(msg_type, msg):
# Qt4 version
global qtLogger
if qtLogger is not None:
caller = QT_LEVEL_MATCHER.get(msg_type)
caller(qtLogger, msg)
[docs]def initTaurusQtLogger():
global qtLogger
if not qtLogger:
if hasattr(Qt, "qInstallMessageHandler"):
# Qt5
Qt.qInstallMessageHandler(qtTaurusMessageHandler)
elif hasattr(Qt, "qInstallMsgHandler"):
# Qt4
Qt.qInstallMsgHandler(qtTaurusMsgHandler)