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/******************************************************************************
*
* package: Log4Qt
* file: configuratorhelper.cpp
* created: September 2007
* author: Martin Heinrich
*
*
* Copyright 2007 Martin Heinrich
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/******************************************************************************
* Dependencies
******************************************************************************/
#include "helpers/configuratorhelper.h"
#include <QtCore/QDebug>
#include <QtCore/QFileSystemWatcher>
#include "helpers/initialisationhelper.h"
namespace Log4Qt
{
/**************************************************************************
* Declarations
**************************************************************************/
/**************************************************************************
* C helper functions
**************************************************************************/
/**************************************************************************
* Class implementation: ConfiguratorHelper
**************************************************************************/
ConfiguratorHelper::ConfiguratorHelper() :
mObjectGuard(),
mConfigurationFile(),
mpConfigureFunc(0),
mpConfigurationFileWatch(0),
mConfigureError()
{
}
ConfiguratorHelper::~ConfiguratorHelper()
{
delete mpConfigurationFileWatch;
}
LOG4QT_IMPLEMENT_INSTANCE(ConfiguratorHelper)
void ConfiguratorHelper::doConfigurationFileChanged(const QString &rFileName)
{
QMutexLocker locker(&mObjectGuard);
if (!mpConfigureFunc)
return;
mpConfigureFunc(rFileName);
// Shall we hold the lock while emitting the signal?
emit configurationFileChanged(rFileName, mConfigureError.count() > 0);
}
void ConfiguratorHelper::doSetConfigurationFile(const QString &rFileName,
ConfigureFunc pConfigureFunc)
{
QMutexLocker locker(&mObjectGuard);
mConfigurationFile.clear();
mpConfigureFunc = 0;
delete mpConfigurationFileWatch;
if (rFileName.isEmpty())
return;
mConfigurationFile = rFileName;
mpConfigureFunc = pConfigureFunc;
mpConfigurationFileWatch = new QFileSystemWatcher();
mpConfigurationFileWatch->addPath(rFileName);
connect(mpConfigurationFileWatch,
SIGNAL(fileChanged(const QString &)),
SLOT(configurationFileChanged(const QString &)));
}
/**************************************************************************
* Implementation: Operators, Helper
**************************************************************************/
#ifndef QT_NO_DEBUG_STREAM
QDebug operator<<(QDebug debug,
const ConfiguratorHelper &rConfiguratorHelper)
{
debug.nospace() << "ConfiguratorHelper("
<< "configurationfile:" << ConfiguratorHelper::configurationFile()
<< "configurefunc:" << rConfiguratorHelper.mpConfigureFunc
<< "filesystemwatcher:" << rConfiguratorHelper.mpConfigurationFileWatch
<< ")";
return debug.space();
}
#endif // QT_NO_DEBUG_STREAM
} // namespace Log4Qt
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