// -*-c++-*-
//------------------------------------------------------------------------------
// xword - (http://xword.sourceforge.net)
// Copyright 2002 Patrick Crosby <pcrosby@pobox.com>
//------------------------------------------------------------------------------
// ErrorManager.cpp
//
// $Id: ErrorManager.cpp,v 1.2 2002/01/23 19:43:03 pcrosby Exp $
//------------------------------------------------------------------------------
// This program 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 program 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, write to the Free Software Foundation, Inc., 59 Temple
// Place, Suite 330, Boston, MA  02111-1307  USA
//------------------------------------------------------------------------------

#include "ErrorManager.h"

#ifdef HAVE_EXECINFO_H
#include <execinfo.h>
#endif

#include "ErrorDialog.h"
#include "Log.h"

#include "Namespace.h"

NAMESPACE_OPEN

//------------------------------------------------------------------------------

ErrorManager* ErrorManager::s_pInstance = NULL;

//------------------------------------------------------------------------------

ErrorManager::ErrorManager()
{

}

//------------------------------------------------------------------------------

ErrorManager*
ErrorManager::I()
{
	if (s_pInstance == NULL) {
		s_pInstance = new ErrorManager;
	}

	return s_pInstance;
}

//------------------------------------------------------------------------------

void
ErrorManager::Noise(const std::string& strMessage) const
{
	Log::Noise(strMessage);
}

//------------------------------------------------------------------------------

void
ErrorManager::Trace(const std::string& strMessage) const
{
	Log::Trace(strMessage);
}

//------------------------------------------------------------------------------

void
ErrorManager::Warn(const std::string& strMessage) const
{
	Log::Warn(strMessage);
}

//------------------------------------------------------------------------------

void
ErrorManager::Error(const std::string& strMessage) const
{
	Log::Error(strMessage);
}

//------------------------------------------------------------------------------

void
ErrorManager::SetLogLevel(LogLevel nLevel)
{
	Log::SetLevel((Log::LogLevel)nLevel);
}

//------------------------------------------------------------------------------

void
ErrorManager::Dialog(const std::string& strMessage)
{
	Error(strMessage);
	
	ErrorDialog::Instance()->SetText(strMessage);
	ErrorDialog::Instance()->CenterOverDisplay();
	ErrorDialog::Instance()->show_all();
}

//------------------------------------------------------------------------------

void
ErrorManager::BackTrace() const
{
#ifdef HAVE_EXECINFO_H
	void* buf[10];
	int count = backtrace(buf, 10);
	char** s = backtrace_symbols(buf, count);
	for (int i = 0; i < count; i++) {
		Error(s[i]);
    }
#else
	Error("no backtrace function available");
#endif
}

//------------------------------------------------------------------------------

file_error::file_error(const std::string& str) : runtime_error(str)
{
	EM::I()->BackTrace();
}

//------------------------------------------------------------------------------

NAMESPACE_CLOSE

//------------------------------------------------------------------------------