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/*
This file is part of KDE.
Copyright (c) 2004 Cornelius Schumacher <schumacher@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "statemachine.h"
using namespace KODE;
StateMachine::StateMachine()
{
}
void StateMachine::setState( const QString &state, const Code &code )
{
mStateMap.insert( state, code );
if ( mInitialState.isEmpty() ) mInitialState = state;
}
void StateMachine::setInitialState( const QString &state )
{
mInitialState = state;
}
Code StateMachine::stateDefinition()
{
Code code;
QStringList states;
QMap<QString,Code>::ConstIterator it;
for ( it = mStateMap.begin(); it != mStateMap.end(); ++it ) {
states.append( it.key() );
}
code += "enum State { " + states.join( ", " ) + " };";
code += "State state = " + mInitialState + ";";
return code;
}
Code StateMachine::transitionLogic()
{
Code code;
code += "switch( state ) {";
code.indent();
QMap<QString,Code>::ConstIterator it;
for ( it = mStateMap.begin(); it != mStateMap.end(); ++it ) {
code += "case " + it.key() + ":";
code.indent();
code.addBlock( it.data() );
code += "break;";
code.unindent();
}
code += "default:";
code.indent();
code += "break;";
code.unindent();
code.unindent();
code += "}";
return code;
}
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