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85 lines
2.0 KiB
85 lines
2.0 KiB
15 years ago
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/*
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This file is part of KDE.
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Copyright (c) 2004 Cornelius Schumacher <schumacher@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "statemachine.h"
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using namespace KODE;
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StateMachine::StateMachine()
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{
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}
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void StateMachine::setState( const QString &state, const Code &code )
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{
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mStateMap.insert( state, code );
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if ( mInitialState.isEmpty() ) mInitialState = state;
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}
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void StateMachine::setInitialState( const QString &state )
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{
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mInitialState = state;
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}
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Code StateMachine::stateDefinition()
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{
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Code code;
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QStringList states;
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QMap<QString,Code>::ConstIterator it;
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for ( it = mStateMap.begin(); it != mStateMap.end(); ++it ) {
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states.append( it.key() );
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}
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code += "enum State { " + states.join( ", " ) + " };";
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code += "State state = " + mInitialState + ";";
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return code;
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}
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Code StateMachine::transitionLogic()
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{
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Code code;
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code += "switch( state ) {";
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code.indent();
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QMap<QString,Code>::ConstIterator it;
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for ( it = mStateMap.begin(); it != mStateMap.end(); ++it ) {
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code += "case " + it.key() + ":";
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code.indent();
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code.addBlock( it.data() );
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code += "break;";
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code.unindent();
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}
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code += "default:";
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code.indent();
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code += "break;";
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code.unindent();
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code.unindent();
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code += "}";
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return code;
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}
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