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/******************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtScxml module.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
******************************************************************************/
#ifndef QSCXMLINVOKABLESERVICE_H
#define QSCXMLINVOKABLESERVICE_H
#include <QtScxml/qscxmldatamodel.h>
#include <QString>
#include <QVariantMap>
QT_BEGIN_NAMESPACE
class QScxmlEvent;
class QScxmlStateMachine;
class QScxmlInvokableServiceFactory;
class Q_SCXML_EXPORT QScxmlInvokableService
{
public:
QScxmlInvokableService(QScxmlInvokableServiceFactory *service, QScxmlStateMachine *parentStateMachine);
virtual ~QScxmlInvokableService();
bool autoforward() const;
QScxmlStateMachine *parentStateMachine() const;
virtual bool start() = 0;
virtual QString id() const = 0;
virtual QString name() const = 0;
virtual void postEvent(QScxmlEvent *event) = 0;
void finalize();
protected:
QScxmlInvokableServiceFactory *service() const;
private:
class Data;
Data *d;
};
class Q_SCXML_EXPORT QScxmlInvokableServiceFactory
{
public:
struct Q_SCXML_EXPORT Param
{
QScxmlExecutableContent::StringId name;
QScxmlExecutableContent::EvaluatorId expr;
QScxmlExecutableContent::StringId location;
Param(QScxmlExecutableContent::StringId theName,
QScxmlExecutableContent::EvaluatorId theExpr,
QScxmlExecutableContent::StringId theLocation)
: name(theName)
, expr(theExpr)
, location(theLocation)
{}
Param()
: name(QScxmlExecutableContent::NoString)
, expr(QScxmlExecutableContent::NoInstruction)
, location(QScxmlExecutableContent::NoString)
{}
};
QScxmlInvokableServiceFactory(QScxmlExecutableContent::StringId invokeLocation,
QScxmlExecutableContent::StringId id,
QScxmlExecutableContent::StringId idPrefix,
QScxmlExecutableContent::StringId idlocation,
const QVector<QScxmlExecutableContent::StringId> &namelist,
bool autoforward,
const QVector<Param> ¶ms,
QScxmlExecutableContent::ContainerId finalizeContent);
virtual ~QScxmlInvokableServiceFactory();
virtual QScxmlInvokableService *invoke(QScxmlStateMachine *parent) = 0;
public: // callbacks from the service:
QString calculateId(QScxmlStateMachine *parent, bool *ok) const;
QVariantMap calculateData(QScxmlStateMachine *parent, bool *ok) const;
bool autoforward() const;
QScxmlExecutableContent::ContainerId finalizeContent() const;
private:
class Data;
Data *d;
};
class Q_SCXML_EXPORT QScxmlInvokableScxml: public QScxmlInvokableService
{
public:
QScxmlInvokableScxml(QScxmlInvokableServiceFactory *service,
QScxmlStateMachine *stateMachine,
QScxmlStateMachine *parentStateMachine);
virtual ~QScxmlInvokableScxml();
bool start() Q_DECL_OVERRIDE;
QString id() const Q_DECL_OVERRIDE;
QString name() const Q_DECL_OVERRIDE;
void postEvent(QScxmlEvent *event) Q_DECL_OVERRIDE;
QScxmlStateMachine *stateMachine() const;
private:
QScxmlStateMachine *m_stateMachine;
};
class Q_SCXML_EXPORT QScxmlInvokableScxmlServiceFactory: public QScxmlInvokableServiceFactory
{
public:
QScxmlInvokableScxmlServiceFactory(QScxmlExecutableContent::StringId invokeLocation,
QScxmlExecutableContent::StringId id,
QScxmlExecutableContent::StringId idPrefix,
QScxmlExecutableContent::StringId idlocation,
const QVector<QScxmlExecutableContent::StringId> &namelist,
bool doAutoforward,
const QVector<Param> ¶ms,
QScxmlExecutableContent::ContainerId finalize);
protected:
QScxmlInvokableService *finishInvoke(QScxmlStateMachine *child, QScxmlStateMachine *parent);
};
QT_END_NAMESPACE
Q_DECLARE_METATYPE(QScxmlInvokableService *)
#endif // QSCXMLINVOKABLESERVICE_H
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