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/******************************************************************************
*
* Copyright (C) 2002 Hugo PEREIRA <mailto: hugo.pereira@free.fr>
*
* This is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any later
* version.
*
* This software 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 General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
*******************************************************************************/
#include "ErrorHandler.h"
#include "Debug.h"
#include <QTextStream>
#include <cstdlib>
//_____________________________________________________________
void ErrorHandler::initialize()
{
#if QT_VERSION >= 0x050000
qInstallMessageHandler( _throw );
#else
qInstallMsgHandler( _throw );
#endif
}
//_____________________________________________________________
ErrorHandler& ErrorHandler::get()
{
static ErrorHandler singleton;
return singleton;
}
//_____________________________________________________________
void ErrorHandler::exit()
{
#if QT_VERSION >= 0x050000
qInstallMessageHandler( 0 );
#else
qInstallMsgHandler( 0 );
#endif
}
//_____________________________________________________________
#if QT_VERSION >= 0x050000
void ErrorHandler::_throw( QtMsgType type, const QMessageLogContext& context, const QString& message )
{
const QString fullMessage = QString( "%1 file: %2 line: %3 function: %4" )
.arg( message )
.arg( context.file )
.arg( context.line )
.arg( context.function );
_throw( type, qPrintable( fullMessage ) );
}
#endif
//_____________________________________________________________
void ErrorHandler::_throw( QtMsgType type, const char* message )
{
QString localMessage( message );
// check if message is to be disabled
bool disabled( false );
for( const auto& message:get()._disabledMessages() )
{
if( localMessage.indexOf( message ) >= 0 )
{
disabled = true;
break;
}
}
// check message type
QTextStream what( stderr );
switch ( type ) {
case QtDebugMsg: break;
case QtWarningMsg:
if( !disabled ) what << "ErrorHandler::Throw - warning: " << message << endl;
break;
case QtFatalMsg:
what << "ErrorHandler::Throw - fatal: " << message << endl;
disabled = false;
abort();
break;
default:
if( !disabled ) what << "ErrorHandler::Throw - unknown: " << message << endl;
break;
}
return;
}
//_______________________________________________________________
ErrorHandler::ErrorHandler()
{
// install 'default' disabled messages
disableMessage( "QSocketNotifier: invalid socket" );
disableMessage( "QServerSocket: failed to bind or listen to the socket" );
disableMessage( "QPixmap::resize: TODO: resize alpha data" );
disableMessage( "QPainterPath::arcTo: Adding arc where a parameter is NaN, results are undefined" );
disableMessage( "warning: Couldn't resolve property" );
disableMessage( "QProcess: Destroyed while process is still running" );
disableMessage( "QPainter::begin: Paint device returned engine == 0, type: 3" );
disableMessage( "QPainter::setCompositionMode: Painter not active" );
disableMessage( "QPainter::end: Painter not active, aborted" );
disableMessage( "QCoreApplication::postEvent: Unexpected null receiver" );
disableMessage( "Invalid entry (missing '=')" );
disableMessage( "KConfigIni" );
disableMessage( "Qt: Session management error: Could not open network socket" );
// QT5 specific messages
disableMessage( "void QWindow::setTransientParent" );
disableMessage( "QBackingStore::flush() called with non-exposed window" );
disableMessage( "QXcbClipboard: SelectionRequest too old" );
disableMessage( "QXcbConnection: XCB error: 8 (BadMatch)" );
}
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